Tag Archives: high torque gear motor

China Good quality 72mm OEM BLDC Mini Explosion-Proof High Torque Hollow Shaft Motor 120W BLDC 24V Robot Lawn Mower Brushless DC Gear Motor cvt gearbox

Product Description

BGBL72 DC Brushless Motor 
Environmental Conditions -20ºC~50ºC
Insulation Clase B
Protection class IP44
Noise ≤65dB
Number of Poles/ phases 8/3
Lifespan >5000h

Electrical Specifications
Model RATED LOAD NO LOAD   STALL
Voltage   Power Speed Torque  Current    Speed    Current    Torque   Current 
V W rpm N.m A rpm A   N.m   A  
BG72BL24120 24 120 3000 0.382 6.6 4000 1   1.146   19.8
BG72BL24150 24 150 3000 0.478 8.5 4000 1.1 1.434 25.5
We can also customize products according to customer requirements.

 Planetary Gear Motor Technical Data-BG
Ratio 3.65 5.36  6.55  8.63 13.53  18.92 24.65 28.05 33.92 44.69 58.22 67.08 81.11
Output shaft speed(rpm) 822 560 458 348 222 159 122 107 88 67 52 45 37
Allowable torque(N.m) 1.25 1.84 2.25 2.97 4.19 5.85 7.63 8.68 10.5 13.83 18.01 18.71 22.62
Reduction stage 1 1 1 1 2 2 2 2 2 2 2 3 3

 

Established in 1994, HangZhou BG Motor Factory is a professional manufacturer of brushless DC motors, brushed DC motors, planetary gear motors, worm gear motors, Universal motors and AC motors. We have a plant area of 6000 square meters, multiple patent certificates, and we have the independent design and development capabilities and strong technical force, with an annual output of more than 1 million units. Since the beginning of its establishment, BG motor has focused on the overall solution of motors. We manufacture and design motors, provide professional customized services, respond quickly to customer needs, and actively help customers to solve problems. Our motor products are exported to 20 countries, including the United States, Germany, Italy, the United Kingdom, Poland, Slovenia, Switzerland, Sweden, Singapore, South Korea etc.
Our founder, Mr. Sun, has more than 40 years of experience in motor technology, and our other engineers also have more than 15 years of experience, and 60% of our staff have more than 10 years of experience, and we can assure you that the quality of our motors is top notch.
The products cover AGV, underwater robots, robots, sewing machine industry, automobiles, medical equipment, automatic doors, lifting equipment, industrial equipment and have a wide range of applications.
We strive for CZPT in the quality of each product, and we are only a small and sophisticated manufacturer.
Our vision: Drive the world CZPT and make life better!

Q:1.What kind of motors can you provide?

A:At present, we mainly produce brushless DC motors, brush DC motors, AC motors, Universal Motors; the power of the motor is less than 5000W, and the diameter of the motor is not more than 200mm;

Q:2.Can you send me a price list?

A:For all of our motors, they are customized based on different requirements like lifetime, noise,voltage,and shaft etc. The price also varies according to annual quantity. So it’s really difficult for us to provide a price list. If you can share your detailed requirements and annual quantity, we’ll see what offer we can provide.

Q:3.Can l get some samples?

A:It depends. If only a few samples for personal use or replacement, I am afraid it’ll be difficult for us to provide because all of our motors are custom made and no stock available if there are no further needs. If just sample testing before the official order and our MOQ,price and other terms are acceptable,we’d love to provide samples.

Q4:Can you provide OEM or ODM service?

A:Yes,OEM and ODM are both available, we have the professional R&D dept which can provide professional solutions for you.

Q5:Can l visit your factory before we place an order?

A:welcome to visit our factory,wear every pleased if we have the chance to know each other more.

Q:6.What’s the lead time for a regular order?

A:For orders, the standard lead time is 15-20 days and this time can be shorter or longer based on the different model,period and quantity.

Application: Universal, Industrial, Household Appliances, Car, Power Tools, Robot Arm
Operating Speed: Low Speed
Excitation Mode: DC
Function: Driving
Casing Protection: Closed Type
Number of Poles: Can Be Choosen
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

The Parts of a Gearbox

There are many parts of a Gearbox, and this article will help you understand its functions and components. Learn about its maintenance and proper care, and you’ll be on your way to repairing your car. The complexity of a Gearbox also makes it easy to make mistakes. Learn about its functions and components so that you’ll be able to make the best choices possible. Read on to learn more. Then, get your car ready for winter!

Components

Gearboxes are fully integrated mechanical components that consist of a series of gears. They also contain shafts, bearings, and a flange to mount a motor. The terms gearhead and gearbox are not often used interchangeably in the motion industry, but they are often synonymous. Gearheads are open gearing assemblies that are installed in a machine frame. Some newer designs, such as battery-powered mobile units, require tighter integration.
The power losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and speed. The no-load losses are the most serious, since they represent the largest proportion of the total loss. This is because they increase with speed.
Temperature measurement is another important preventive maintenance practice. The heat generated by the gearbox can damage components. High-temperature oil degrades quickly at high temperatures, which is why the sump oil temperature should be monitored periodically. The maximum temperature for R&O mineral oils is 93degC. However, if the sump oil temperature is more than 200degF, it can cause seal damage, gear and bearing wear, and premature failure of the gearbox.
Regardless of its size, the gearbox is a crucial part of a car’s drivetrain. Whether the car is a sports car, a luxury car, or a farm tractor, the gearbox is an essential component of the vehicle. There are two main types of gearbox: standard and precision. Each has its own advantages and disadvantages. The most important consideration when selecting a gearbox is the torque output.
The main shaft and the clutch shaft are the two major components of a gearbox. The main shaft runs at engine speed and the countershaft may be at a lower speed. In addition to the main shaft, the clutch shaft has a bearing. The gear ratio determines the amount of torque that can be transferred between the countershaft and the main shaft. The drive shaft also has another name: the propeller shaft.
The gears, shafts, and hub/shaft connection are designed according to endurance design standards. Depending on the application, each component must be able to withstand the normal stresses that the system will experience. Oftentimes, the minimum speed range is ten to twenty m/s. However, this range can differ between different transmissions. Generally, the gears and shafts in a gearbox should have an endurance limit that is less than that limit.
The bearings in a gearbox are considered wear parts. While they should be replaced when they wear down, they can be kept in service much longer than their intended L10 life. Using predictive maintenance, manufacturers can determine when to replace the bearing before it damages the gears and other components. For a gearbox to function properly, it must have all the components listed above. And the clutch, which enables the transmission of torque, is considered the most important component.
gearbox

Functions

A gearbox is a fully integrated mechanical component that consists of mating gears. It is enclosed in a housing that houses the shafts, bearings, and flange for motor mounting. The purpose of a gearbox is to increase torque and change the speed of an engine by connecting the two rotating shafts together. A gearbox is generally made up of multiple gears that are linked together using couplings, belts, chains, or hollow shaft connections. When power and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is determined by the ratio of the gears that are engaged to transmit power.
The gear ratios in a gearbox are the number of steps a motor can take to convert torque into horsepower. The amount of torque required at the wheels depends on the operating conditions. A vehicle needs more torque than its peak torque when it is moving from a standstill. Therefore, the first gear ratio is used to increase torque and move the vehicle forward. To move up a gradient, more torque is required. To maintain momentum, the intermediate gear ratio is used.
As metal-to-metal contact is a common cause of gearbox failure, it is essential to monitor the condition of these components closely. The main focus of the proactive series of tests is abnormal wear and contamination, while the preventative tests focus on oil condition and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used more for detecting abnormal additive depletion. In addition, lubrication is critical to the efficiency of gearboxes.
gearbox

Maintenance

Daily maintenance is a critical aspect of the life cycle of a gearbox. During maintenance, you must inspect all gearbox connection parts. Any loose or damaged connection part should be tightened immediately. Oil can be tested using an infrared thermometer and particle counters, spectrometric analysis, or ferrography. You should check for excessive wear and tear, cracks, and oil leaks. If any of these components fail, you should replace them as soon as possible.
Proper analysis of failure patterns is a necessary part of any preventative maintenance program. This analysis will help identify the root cause of gearbox failures, as well as plan for future preventative maintenance. By properly planning preventative maintenance, you can avoid the expense and inconvenience of repairing or replacing a gearbox prematurely. You can even outsource gearbox maintenance to a company whose experts are knowledgeable in this field. The results of the analysis will help you create a more effective preventative maintenance program.
It is important to check the condition of the gearbox oil periodically. The oil should be changed according to its temperature and the hours of operation. The temperature is a significant determinant of the frequency of oil changes. Higher temperatures require more frequent changes, and the level of protection from moisture and water reduces by 75%. At elevated temperatures, the oil’s molecular structure breaks down more quickly, inhibiting the formation of a protective film.
Fortunately, the gear industry has developed innovative technologies and services that can help plant operators reduce their downtime and ensure optimal performance from their industrial gears. Here are 10 steps to ensure that your gearbox continues to serve its purpose. When you are preparing for maintenance, always keep in mind the following tips:
Regular vibration analysis is a vital part of gearbox maintenance. Increased vibration signals impending problems. Visually inspect the internal gears for signs of spiraling and pitting. You can use engineers’ blue to check the contact pattern of gear teeth. If there is a misalignment, bearings or housings are worn and need replacement. Also make sure the breathers remain clean. In dirty applications, this is more difficult to do.
Proper lubrication is another key factor in the life of gearboxes. Proper lubrication prevents failure. The oil must be free of foreign materials and have the proper amount of flow. Proper lubricant selection depends on the type of gear, reduction ratio, and input power. In addition to oil level, the lubricant must be regulated for the size and shape of gears. If not, the lubricant should be changed.
Lack of proper lubrication reduces the strength of other gears. Improper maintenance reduces the life of the transmission. Whether the transmission is overloaded or undersized, excessive vibration can damage the gear. If it is not properly lubricated, it can be damaged beyond repair. Then, the need for replacement gears may arise. However, it is not a time to waste a lot of money and time on repairs.

China Good quality 72mm OEM BLDC Mini Explosion-Proof High Torque Hollow Shaft Motor 120W BLDC 24V Robot Lawn Mower Brushless DC Gear Motor   cvt gearbox	China Good quality 72mm OEM BLDC Mini Explosion-Proof High Torque Hollow Shaft Motor 120W BLDC 24V Robot Lawn Mower Brushless DC Gear Motor   cvt gearbox
editor by CX 2023-05-29

China RMD-X10 Gear Motor High Torque Modular Planetary bldc Motor Robot Agriculture Robot Servo Motor gearbox design

Warranty: 3months-1year
Model Number: RMD-X10 V3
Usage: FAN, robot
Type: SERVO MOTOR
Torque: 12N.M
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Waterproof
Speed(RPM): 170rpm
Continuous Current(A): 5.3A
Efficiency: Ie 3
Input voltage: 24v-48v
Max torque: Max torque
Rated torque: 12N.M
Motor driver type: Sensored FOC control
Encoder type: 18bit magnetic encoder
Application: Robot arm,quadruped robot
Mechatronics: Integrated with encoder and driver
Communication bus: CAN/RS485 Bus
Protection: IP56
Certification: ce
Packaging Details: Standard export packaging

Company InformationCompany InformationABOUT US CUITUREHangZhou Micro Actuator Technology Co., Ltd. was established in August 2571. The company is located in Huaqiao, HangZhou which nearby ZheJiang . The company brand is MyActuator. MyActuator is an integrated company specializing in the design, simulation, research and development, assembly and sales of robot actuators and control systems.
The company’s product matrix is rich, with 5 series of hundreds of products. Including RMD series servo motors, GF series high-speed motors, GB series motors, UAV power kits, DRC drivers, etc. The company’s products have obtained internationally recognized CE and RoHS certificates, Oem Automotive Spare Parts CZPT Precision Plastic Injection Car Auto Headlight Parts Molds Making and the company plans to declare 7 patents in 2571. In 2571, the company plans to apply for high-tech enterprises.
Our products are widely used in mobile portable robots, exoskeleton robots, quadruped robots, small robotic arms, AGV,Gimbal, etc. The products are not only well recommanded by domestic customers, but also exported to more than 20 countries around the world such as the United States, Europe, Australia, Japan, South Korea, and Singapore. And in-depth cooperation with the City University of New York, the University of Science and Technology of China, ZheJiang Tongji University, New 25KG 30KG 35KG 7.4V High Speed Large Torque Steel Gear CNC Digital 180 Degree Servo 25T Arm For 18 110 RC Car Helicopter HangZhou Institute of Technology, etc.
We are committed to providing more efficient and stable servo actuators for more intelligent technology companies, focusing on the miniaturized and intelligent robot subdivision field, and serving the robot era that has come.
Our Advantages

1.MyActuator is an integrated company specializing in the
design, simulation, research and development, assembly
and sales of robot actuators and control systems
2.Exported to more than 20 countries around the world such
as the United States, Europe, Australia, Japan, South
Korea, and Singapore
3.Fast dispatch: Most of the products are in stock,OEM orders
can be accepted, which can meet the different needs of customers
Certifications
Packaging & ShippingPACKAGE:Standard export carton packing.
FAQ1) How long is your delivery time?Normally 5-7days for sample ; 25-30days for mass order and 45-50days for customize products .Of course , CYS-BLS5511 25T arms 5kg Brushless waterproof Digital Ti Gear Servo for RC Drifting Car the accurate lead time depands on differ project.
2) What is your terms of payment?We accept paypal, T/T and L/C ;Payment=1000USD, 30% in advance ,balance before shippment.
3) Do you provide free sample?It depands.If we have long term cooperation and you have placed official order ,we can supply new product sample for tests.
4) What kind of products you provide?We mainly provide permanent magnet brushed dc motors(BLDC and PMSM) and motor drive system.
5) Can you accept OEM and ODM order ;what about MOQ?Yes ,we accept OEM or ODM ( including motor and drive system customize);MOQ depands on requests. For example,just change logo and motor winding ,MOQ only 50pcs;if change software or motor structure ;MOQ no less than 500pcs.
6) Do you have plan to develop agent?We welcome professional and qualified institutions to distribute our products, CNC machine manufacture big plastic mold for injection mold parts high quality customized injection molding plastic parts we will provide you with excellent profit margin and comprehensive support.

Types of Gearboxes Used in Wind Turbines

Many manufacturers of wind turbines have chosen different solutions for the drive train of the turbines. Most prefer gearboxes because of their durability. These have several design features that make them well suited to shocks, stresses and wear. Regardless of the type of gearbox used, continuous maintenance and monitoring can extend the lifespan of these machines. Performing these tasks regularly can help detect and resolve any problems before they become serious. Here are some of the problems associated with gearboxes.
gearbox

Coaxial helical gearbox

The R series helical inline gearbox is a high-quality speed reducer for heavy-duty industrial applications. These units are designed with increased power density in mind and are equipped with various cooling options. High-grade seals and lubricants help to increase efficiency and minimize thermal loading. They are ATEX-compliant. Their reversible modules are an excellent choice for high-speed applications, such as compressors, compressor blowers, and pumps.
The normal module set of helical gearbox is manufactured using the same tooth-cutting techniques as spur gears. This allows the production of higher-quality, more economical, and more compact helical gears. Although the performance of helical gears is lower than spur gears, they are durable and capable of transferring motion and power between two shafts. And because they are able to handle a much greater load, they are preferred for heavy-duty applications.
The main tooth form of a helical gearbox presents fixed velocity ratios, even if the center gap is not completely set. This requirement is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to a set of paper spur gears, with the exception that the sections must stagger in opposite directions. There are two kinds of helical gears for parallel shafts: left-handed and right-handed.
The Industrial Gearbox market is segmented based on product type, application, and geography. The report analyzes the competitive scenario by segmenting the market by region, company, and type. Using this information, it estimates market size, revenue, and consumption. The report also features key information about COVID-19 and its impact on the overall industry. And it also provides a competitive landscape with industry-leading players.
Industrial gearboxes are integrated with devices and make automation processes more efficient and reliable. Increasing labor costs, shortage of skilled labor, and the ageing workforce are driving the demand for automation technologies. The industry requires newer and more advanced models and technologies to compete in the global market. You can use Coaxial helical gearbox in a variety of applications. Its benefits are endless. If you are looking for a reliable, high-performance industrial gearbox, CZPT can help you find it.
gearbox

Worm reduction gearbox

As a general rule, larger center distance worm reduction gearboxes are more efficient than smaller ones. Worm gearboxes with 2.6-in. center distances start to lose efficiency as their ratios increase. Larger center distances tend to have higher efficiency than smaller ones. However, this difference may not always be enough to justify the higher investment. Worm gear reducers typically cost less than equivalent helical units.
The use of aluminum for worm reduction gearboxes is a popular choice for those involved in the manufacturing of Packaging Equipment. In addition to being lightweight, aluminum worm reduction gearboxes have high strength and rigidity. Manufacturers recommend this choice because of its high rigidity and durability. While purchasing aluminum worm reduction gearboxes, keep in mind that they are more expensive than steel versions. However, they have a longer lifespan and are highly resistant to wear.
The worm’s helix angle is larger than a helical gear, which allows a much higher gear ratio. In addition, the worm’s body is usually longer in the axial direction than helical gears. Worm reduction gears are often left-handed, and British or Indian standards are usually followed. The worm wheel is made of hardened alloy steel PB2-C, while the gearbox case is made of hardened alloy steel FG 220 or FG 250res.
The worms in a sacrificial system are relatively safe from wear. Instead, the softer wheel is the cause of most wear and tear. The oil analysis report for a sacrificial system shows low iron levels and high copper concentrations. However, if a worm reduction gearbox has a bad reputation, you should consider purchasing a new one. If the worm gears are in good condition, the gearbox is still a viable option for a new or replacement vehicle.
The advantages of a worm reduction gearbox are numerous. The worm gearbox is widely used in industrial settings, where it provides torque and speed reduction to move products. Worm gearboxes are also commonly used in automatic security gates, which will not run in reverse. Most security gates use two separate worm drives to keep the gate in the closed position. There are also many other uses for worm reducers. You can learn more about the benefits of worm gearboxes by reading below.

Stainless steel gearbox

Stainless steel gearboxes offer a number of advantages over standard gearboxes. They match the existing stainless motor design and cost 50 percent more on average. They have stainless output shafts and housings as well as corrosion resistant hardware and a food grade lubricant. Stainless steel gearboxes feature IP 65 sealing, Viton shaft seals at the input and output shafts, and a Buna o-ring between the housings. Stainless steel gearboxes also eliminate flat surfaces and allow for a cylindrical design.
Stainless steel gearboxes are more durable than traditional cast iron or epoxy-painted gearboxes. These gearboxes can withstand repeated washdown operations without damage. They also do not collect particles or bacteria. And because stainless steel does not corrode, stainless steel gearboxes can withstand harsh environments, such as oily or greasy environments. Because stainless steel gearboxes are corrosion-resistant, they require little maintenance. They are also easier to clean and maintain, resulting in fewer replacements and a longer life span for your gearbox.
Stainless steel gearboxes are a great choice for food and other industries that require high hygiene standards. In addition to its durability, stainless steel gearboxes are ideal for applications in environments that require high levels of humidity and water. They are also life-lubricated, and they can be supplied with food-grade oils or water. The CZPT Gears stainless gearbox is a versatile option for a variety of applications.
Stainless steel gearboxes offer superior corrosion protection and can withstand harsh environments. The stainless steel cover, housing, and external hardware ensure superior corrosion protection. If you have questions about the varying benefits of stainless steel gearboxes, contact a CZPT Gear sales representative to learn more about your options. And if you are not sure which type is right for your needs, contact a CZPT Gear sales representative to find the perfect solution for your business.
gearbox

1 speed gearbox

Volkswagen Group Components manufactures the one speed gearbox. The gearbox has a high-performance electric drive motor that produces 310 Nm of torque over a wide speed range. Designed for maximum range, this gearbox uses a single gear for all driving situations. It is extremely quiet, too, and requires precision manufacturing. Volkswagen has also made it available in a reverse-gear configuration with power electronics. Volkswagen’s ID.3 EV’s e-drive motor is a perfect example of this.
The first part of the transmission corresponds to the even and odd gears, while the second part has the straighter gears. A single gear set can change between both modes. An intermediate gear set is also possible. A lastshelf gear can be formed by hydraulically betigte Lamellenkupplungen. Both types of gears can be exchanged between partial transmissions. The invention may furthermore include a transmission with the same gear ratios as the first part of the transmission.
Another variation of the one speed gearbox is the CVT. This type of gearbox has only one drive unit, which means it does not require a clutch or brake. Its power is derived from the torque generated by the Internal Combustion Engine at a particular speed. The engine cannot sustain such high torque levels above 5500 RPM, which will reduce the MPG. Also, raising the RPM will reduce the acceleration, and in severe cases may lead to an engine crash.
As the number of applications for a 1 speed gearbox increases, its design and functionality will continue to evolve. Bosch Rexroth has developed its eGFZ gearbox based on customer feedback. They are currently working on various pilot projects and hope to put it into production in the next few years. However, if you want to buy a 1 speed gearbox now, consider the benefits of a first-rate design.

China RMD-X10 Gear Motor High Torque Modular Planetary bldc Motor Robot Agriculture Robot Servo Motor     gearbox design		China RMD-X10 Gear Motor High Torque Modular Planetary bldc Motor Robot Agriculture Robot Servo Motor     gearbox design
editor by czh2023-02-18

China MIT GIM8108-36 Brushless Reduction Ratio 136 Mini Cheetah Gear Motor High Torque 36N.M for Exoskeleton Industrial Robot Arm with Best Sales

Warranty: 3months-1year
Model Number: GIM8108-36
Usage: BOAT, Car, Electric Bicycle, FAN, Home Appliance, Cosmetic instrument, SMART HOME, Robot
Type: GEAR MOTOR
Torque: 36N.M
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Waterproof
Speed(RPM): 35rpm
Continuous Current(A): 5A
Efficiency: Ie 3
Voltage Range: 36~48V
Power: 125W
Phase to phase resistance: 0.28Ω
Phase to phase inductance: 0.17mH
Speed constant: 100rpm/v
Torque constant: 0.091N.M/A
Rotor inertia: 800gcm^2
Number of pole pairs: 21Pairs
Gear Rate: 36:1
Gear type: Planetary
Packaging Details: white box

Exploded view of the actuator Specification

Item NameGIM8108-36
Nominal VoltageV24
Voltage RangeV36~48
PowerW125
Nominal CurrentA5
Stall CurrentA20
Nominal TorqueN.M36
Stall TorqueN.M90
Nominal Speedrpm35
Max Speedrpm60
Phase to Phase ResistanceΩ Top plastic injection mold maker for US market 0.28
Phase to Phase InductancemH0.17
Speed Constantrpm/v100
Torque ConstantN.M/A0.091
Rotor Inertiagcm^2800
Number of Pole PairsPairs21
Gear Rate36:1
Gear TypePlanetary
Reducer Gear MaterialSTEEL
Reducer Gear Backlasharcmin<5
Motor Weight without Driverg720
Motor Weight with Driverg760
Size without DrivermmØ96*52.5
Size with DrivermmØ96*60
Max.Axial loadN900
Max.Radial loadN1000
NoisedB<70
Protection GradeIP54
Working Temperature-20~80
CommunicationCAN
Resolution of the Encoder on the Driver12Bit (MA702)
Recommend Products Company Profile Product packaging FAQ Q: Are you a factory supplier?A: Yes, we are a factory and have our own R&D team.Q:what is your terms of payment ? A: We support L/C, T/T, and Alibaba trade assurance.Q: How soon can I receive your reply for inquiry?A: Within 24 hours.Q: How about your company’s quality control?A: We have professionals to strictly control each process of production. At the same time we can offer the technical support and spare parts for the repair if any quality problems, China Factory Plastic CZPT Maker Custom Black ABS Plastic Injection Molding Parts and will follow the problems until you are satisfied.Q: How is your warranty service?A: We pay high attention to after-sales service. For ensuring all the items are in good quality, we will test all productsstrictly before shipping. If the goods have any quality problem, please send us pictures or video clips via email, we will solve the problems as soon as we can.Q: Do you have plan to develop agent ?A: We welcome professional and qualified institutions to distribute our products, we will provide you with comprehensive support.Q: Can you provide OEM or ODM service? What about MOQ?A: Both OEM and ODM are welcomed, we have our own team to develop and produce products; The MOQ depends on your requirements.Q: What about the product packing?A: Our regular packing is white box. If the quantity is large enough, we can customize the packaging according to your needs.Q: Do you provide free sample?A: Generally we don’ Plastic parts manufacturer oem factory custom plastic parts abs pp anti-aging plastic parts production t provide free sample, but we can return the sample fee after you place formal orders.

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.
gearbox

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.
gearbox

Bzvacklash

The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.

Design

The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.
gearbox

Manufacturers

There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.

China MIT GIM8108-36 Brushless Reduction Ratio 136 Mini Cheetah Gear Motor High Torque 36N.M for Exoskeleton Industrial Robot Arm     with Best Sales China MIT GIM8108-36 Brushless Reduction Ratio 136 Mini Cheetah Gear Motor High Torque 36N.M for Exoskeleton Industrial Robot Arm     with Best Sales
editor by czh2023-02-17

China MG6012E-i8v2(RMD-X6) Reduction Ratio 18 High Torque Dual Planetary Gear Motor For Robotic Arm differential gearbox

Warranty: 1 year
Model Number: MG6012E-i8v2
Usage: BOAT, Car, Electric Bicycle, FAN, Home Appliance, Cosmetic instrument, SMART HOME, P&M OEM ABS PP HIPS injection&rotomolding mold parts plastic injection mold supplier Power Transmission
Type: GEAR MOTOR
Torque: 6
Construction: Permanent Magnet
Commutation: Brushless
Speed(RPM): rated 256rpm
Continuous Current(A): 3.5A
Efficiency: Ie 3
Gear Ratio: 1:8
Bearing Rated Load (N): 906
Motor Weight (g): 117
Recommand Drive: DG60Ev2
Motor Poles: 28
Communication: RS485 Or CAN
Encoder: 18 bit(Motor) & 14 bit(Reducer) Magnetic Encoder
Packaging Details: standard packaging

ZheJiang Lingkong Technology Co., Ltd founded in 2571,which is an automation service provider specializing in providing BLDC/PMSM motor and drive system solutions. The company has been adhering to the “integrity, qyality, innovation, service, Custom Mold Manufacturer Abs Plastic Parts Oem Plastic Injection Molding Service cooperation” business philosophy, that has absorbed a number of active partners. Externally,we work closely with partners to meet challenges. Internally team members work together to overcome difficulties and share joy. The company has senior motor design experts and brushless motor control experts.Through technical innovation,in the field of brushless motor and motor control have obtained a number of technical patents.Our products are widely used in the fields of UAV,photographic equipment, industrial automation of the customer with good quality and thoughtful service. Q1. What is the advantage about your company?A1. Our company has professional team and professional production line.Q2. Why should I choose your products?A2. Our products are high quality and low price.Q3. The logo and the color can be customized?A3. Yes, Lead The Industry Low Price Post Hole Digger With Wooden Handle we welcome you to sample custom.Q4. Any other good service your company can provide?A4. Yes,we can provide good after-sale and fast delivery.

The Parts of a Gearbox

There are many parts of a Gearbox, and this article will help you understand its functions and components. Learn about its maintenance and proper care, and you’ll be on your way to repairing your car. The complexity of a Gearbox also makes it easy to make mistakes. Learn about its functions and components so that you’ll be able to make the best choices possible. Read on to learn more. Then, get your car ready for winter!
gearbox

Components

Gearboxes are fully integrated mechanical components that consist of a series of gears. They also contain shafts, bearings, and a flange to mount a motor. The terms gearhead and gearbox are not often used interchangeably in the motion industry, but they are often synonymous. Gearheads are open gearing assemblies that are installed in a machine frame. Some newer designs, such as battery-powered mobile units, require tighter integration.
The power losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and speed. The no-load losses are the most serious, since they represent the largest proportion of the total loss. This is because they increase with speed.
Temperature measurement is another important preventive maintenance practice. The heat generated by the gearbox can damage components. High-temperature oil degrades quickly at high temperatures, which is why the sump oil temperature should be monitored periodically. The maximum temperature for R&O mineral oils is 93degC. However, if the sump oil temperature is more than 200degF, it can cause seal damage, gear and bearing wear, and premature failure of the gearbox.
Regardless of its size, the gearbox is a crucial part of a car’s drivetrain. Whether the car is a sports car, a luxury car, or a farm tractor, the gearbox is an essential component of the vehicle. There are two main types of gearbox: standard and precision. Each has its own advantages and disadvantages. The most important consideration when selecting a gearbox is the torque output.
The main shaft and the clutch shaft are the two major components of a gearbox. The main shaft runs at engine speed and the countershaft may be at a lower speed. In addition to the main shaft, the clutch shaft has a bearing. The gear ratio determines the amount of torque that can be transferred between the countershaft and the main shaft. The drive shaft also has another name: the propeller shaft.
The gears, shafts, and hub/shaft connection are designed according to endurance design standards. Depending on the application, each component must be able to withstand the normal stresses that the system will experience. Oftentimes, the minimum speed range is ten to twenty m/s. However, this range can differ between different transmissions. Generally, the gears and shafts in a gearbox should have an endurance limit that is less than that limit.
The bearings in a gearbox are considered wear parts. While they should be replaced when they wear down, they can be kept in service much longer than their intended L10 life. Using predictive maintenance, manufacturers can determine when to replace the bearing before it damages the gears and other components. For a gearbox to function properly, it must have all the components listed above. And the clutch, which enables the transmission of torque, is considered the most important component.
gearbox

Functions

A gearbox is a fully integrated mechanical component that consists of mating gears. It is enclosed in a housing that houses the shafts, bearings, and flange for motor mounting. The purpose of a gearbox is to increase torque and change the speed of an engine by connecting the two rotating shafts together. A gearbox is generally made up of multiple gears that are linked together using couplings, belts, chains, or hollow shaft connections. When power and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is determined by the ratio of the gears that are engaged to transmit power.
The gear ratios in a gearbox are the number of steps a motor can take to convert torque into horsepower. The amount of torque required at the wheels depends on the operating conditions. A vehicle needs more torque than its peak torque when it is moving from a standstill. Therefore, the first gear ratio is used to increase torque and move the vehicle forward. To move up a gradient, more torque is required. To maintain momentum, the intermediate gear ratio is used.
As metal-to-metal contact is a common cause of gearbox failure, it is essential to monitor the condition of these components closely. The main focus of the proactive series of tests is abnormal wear and contamination, while the preventative tests focus on oil condition and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used more for detecting abnormal additive depletion. In addition, lubrication is critical to the efficiency of gearboxes.
gearbox

Maintenance

Daily maintenance is a critical aspect of the life cycle of a gearbox. During maintenance, you must inspect all gearbox connection parts. Any loose or damaged connection part should be tightened immediately. Oil can be tested using an infrared thermometer and particle counters, spectrometric analysis, or ferrography. You should check for excessive wear and tear, cracks, and oil leaks. If any of these components fail, you should replace them as soon as possible.
Proper analysis of failure patterns is a necessary part of any preventative maintenance program. This analysis will help identify the root cause of gearbox failures, as well as plan for future preventative maintenance. By properly planning preventative maintenance, you can avoid the expense and inconvenience of repairing or replacing a gearbox prematurely. You can even outsource gearbox maintenance to a company whose experts are knowledgeable in this field. The results of the analysis will help you create a more effective preventative maintenance program.
It is important to check the condition of the gearbox oil periodically. The oil should be changed according to its temperature and the hours of operation. The temperature is a significant determinant of the frequency of oil changes. Higher temperatures require more frequent changes, and the level of protection from moisture and water reduces by 75%. At elevated temperatures, the oil’s molecular structure breaks down more quickly, inhibiting the formation of a protective film.
Fortunately, the gear industry has developed innovative technologies and services that can help plant operators reduce their downtime and ensure optimal performance from their industrial gears. Here are 10 steps to ensure that your gearbox continues to serve its purpose. When you are preparing for maintenance, always keep in mind the following tips:
Regular vibration analysis is a vital part of gearbox maintenance. Increased vibration signals impending problems. Visually inspect the internal gears for signs of spiraling and pitting. You can use engineers’ blue to check the contact pattern of gear teeth. If there is a misalignment, bearings or housings are worn and need replacement. Also make sure the breathers remain clean. In dirty applications, this is more difficult to do.
Proper lubrication is another key factor in the life of gearboxes. Proper lubrication prevents failure. The oil must be free of foreign materials and have the proper amount of flow. Proper lubricant selection depends on the type of gear, reduction ratio, and input power. In addition to oil level, the lubricant must be regulated for the size and shape of gears. If not, the lubricant should be changed.
Lack of proper lubrication reduces the strength of other gears. Improper maintenance reduces the life of the transmission. Whether the transmission is overloaded or undersized, excessive vibration can damage the gear. If it is not properly lubricated, it can be damaged beyond repair. Then, the need for replacement gears may arise. However, it is not a time to waste a lot of money and time on repairs.

China MG6012E-i8v2(RMD-X6) Reduction Ratio 18 High Torque Dual Planetary Gear Motor For Robotic Arm     differential gearbox	China MG6012E-i8v2(RMD-X6) Reduction Ratio 18 High Torque Dual Planetary Gear Motor For Robotic Arm     differential gearbox
editor by czh2023-02-17

China MG10015E-i10v2(RMD-X10) Reduction Ratio 110 High Torque Dual Planetary Gear Motor For Robotic Arm wholesaler

Warranty: Two weeks’ return and 1 year’s repair
Model Number: MG10015E-i10v2
Usage: BOAT, Car, Electric Bicycle, FAN, Home Appliance, Cosmetic instrument, 40KG Full Metal High Torque Servomotor Robotic Servo With Bracket Position Feedback For Industry Service Robot Arm Smart Switch SMART HOME, power transmission
Type: GEAR MOTOR
Torque: 25N.m
Construction: Permanent Magnet
Commutation: Brushless
Speed(RPM): rated 150rpm
Continuous Current(A): 11.5A
Efficiency: Ie 3
Reduction Ratio: 1:10
Backlash: ≤8
Bearing Rated Load: 1430N
Motor Weight: 1217g
Recommand Drive: DG60Ev2
Drive Input Voltage: 12~60
Communication: RS485 OR CAN
Encoder: 18 bit Magnetic Encoder

ZheJiang Lingkong Technology Co., Ltd founded in 2571,which is an automation service provider specializing in providing BLDC/PMSM motor and drive system solutions. The company has been adhering to the “integrity, qyality, Full Metal Case High Torque 0.05 sec Brushless Direct Budget Servo For 15 RC Car Truck Boat innovation, service, cooperation” business philosophy, that has absorbed a number of active partners. Externally,we work closely with partners to meet challenges. Internally team members work together to overcome difficulties and share joy.

Types of Gearboxes

There are several types of gearboxes. Some are known as helical gear reducers, while others are called planetary gearboxes. The article also discusses Continuously Variable Transmission (CVT) and helical gear reducer. If you are interested in purchasing a new gearbox, make sure to read our articles on these different types. If you are confused, consider reading our articles on planetary gearboxes and helical gear reducers.
gearbox

planetary gearbox

The planetary gearbox has several advantages. Its compact design and light weight allows it to transmit high torques while remaining quiet. The gears are connected to one another through a carrier, which is typically fixed and helps transmit torques to the output shaft. Its planetary structure arrangement also reduces backlash and provides high rigidity, which is important for quick start and stop cycles and rotational direction change. Depending on the design and performance desired, planetary gearboxes are categorized into three main types:
The type of planetary gears used in a given application determines the overall cost of the unit. Manufacturers offer a range of prices, and they can help you determine which gearbox is right for your needs. You should also ask a manufacturer for the cost of a planetary gearbox. By asking about price and specs, you can avoid wasting money and time on a planetary gearbox that does not perform up to its potential.
A planetary gearbox is probably installed in your new car’s automatic transmission. For more information, consult your owner’s manual or call the dealer’s service department. This type of gearbox is more complex than other types of gearboxes, so if you don’t know much about them, do an internet search for “planetary gearbox.”
The teeth of a planetary gearbox are formed by the stepping motion of two gears: the sun gear and the inner ring. The sun gear is the input, while the planetary gears rotate around the sun gear. Their ratio depends on the number of teeth and the space between the planets. If you have a 24 tooth sun gear, the planetary gears’ ratio will be -3/2. The sun gear is also attached to the axle.
Another advantage of a planetary gear system is that it can generate high torques. The load is shared among multiple planet gears. This makes the gears more resilient to damage. A planetary gearbox can be as high as 332,000 Nm, and can be used in vehicles and industrial applications requiring medium to high torque. A planetary gear system is a great alternative to a traditional transmission. So, how does it work?

helical gearbox

The main difference between the helical gearbox and the spur gear is the center distance between the teeth. The helical gearbox has a larger pitch circle than the spur gear and thus requires a radial module. In addition, the two types of gears can only be made with the same tooth-cutting tool as the spur gear. However, the helical gearbox is more efficient in terms of production costs.
The helical gearbox is a low-power consumption, compact type of gearbox that is used for a wide range of industrial applications. They are highly durable and withstand high loads with utmost efficiency. The helical gearbox can be manufactured in cast steel and iron for small and medium units. This type of gearbox is also commonly used for crushers, conveyors, coolers, and other applications that need low power.
The helical gear has many advantages over the spur gear. It produces less noise. It has less friction and is less likely to wear out. It is also quieter than spur gears. This is because multiple teeth are in mesh. Because the teeth are in mesh, the load is distributed over a larger area, resulting in a smoother transition between gears. The reduction in noise and vibration reduces the risk of damaging the gear.
The helical gear’s axial excitation force is obtained using a linearized equation of motion in the rotational direction. The damping coefficient of the equation is 0.07. The helical gear is made up of a steel shaft with a diameter of 20 mm and a 5 mm thick aluminum plate. The stiffness of the bearing is 6.84 x 107 N/m. The damping force of the plate is 2,040 kg/m2/s.
The worm gearbox has a better efficiency ratio than the helical one, but it is less efficient in low-ratio applications. In general, worm gearboxes are more efficient than helical gearboxes, although there are some exceptions to this rule. A helical gearbox is better for applications that require high torque. It may also be more economical in the long run. If you are considering a helical gearbox, consider the advantages it has over worm gearboxes.
gearbox

helical gear reducer

A helical gear reducer for a machine’s gearbox is an integral component of the drive system. This unit amplifies torque and controls speed and, therefore, compliments the engine by rotating slower than the engine’s input shaft. A helical gear reducer is a compact gearbox component that is used in industrial applications. A variety of sizes is available to suit various machine configurations. The following sections will discuss some of the different types available.
Designed by experts and engineers, a helical gear reducer is a surprisingly small and light gear that satisfies the needs of many machine applications. It features a large transmission torque, a low starting and running speed, and a fine classification of transmission ratios. A helical gear reducer is lightweight and easily connected to other gears, and it features a high technical content.
In order to avoid errors and poor performance, regular maintenance is a must. The proper lubrication of the gear reducer can minimize failures, errors, and poor performance. Every gear reducer manufacturer sells a suitable lubricant, which must match the properties of the machine’s drive mechanism. It is also advisable to check the lubrication regularly to avoid any deterioration of the unit’s performance.
While the worm gearbox may be better for applications where torque is high, the helical gear reducer offers greater efficiency at lower cost. Although worm gearboxes may be cheaper initially, they are less effective at higher ratios. Even if the worm gear is more expensive to buy, it still offers 94% efficiency, which makes it more cost-effective. There are some significant advantages to both types of gearboxes.
The main advantage of a helical gear reducer over a spur gear is its smoother operation. Unlike spur gears, which have teeth that are straight, helical gears have angled teeth that gradually engage with each other. This helps ensure that the gear does not grind or make excessive noise when it turns. Additionally, they are less commonly used in automation and precision machinery. They are often used in industrial applications.
gearbox

Continuously variable transmission

A Continuously Variable Transmission (CVT) is an automatic transmission that can run through a vast number of gears. Unlike a standard automatic transmission, it can run at any speed, even at a low rev. The CVT is also capable of running at infinitely low gears. Its basic function is to provide different torque ratios to the engine. In addition to delivering power, CVTs have other benefits.
One of the major advantages of a CVT is its simplicity. Its simplicity translates into fewer moving parts, which means less maintenance. The CVT’s simplicity also means that it can handle a wide variety of different types of road conditions and driving styles. In addition to being a great alternative to a traditional automatic transmission, CVTs can be used on many other types of vehicles, including tractors, snowmobiles, motor scooters, and power tools.
A CVT is much smoother than a conventional automatic transmission. It never has to hunt for a gear. It also responds well to throttle inputs and speed changes. Both of these technologies are available on many modern vehicles, including the Nissan Rogue and Mazda CX-5. It’s important to note that each of these transmissions has its pros and cons. So, if you’re looking for a car with a CVT, make sure to read the reviews. They’ll help you decide which transmission is right for you.
Another advantage of a CVT is its fuel efficiency. Many cars now feature CVTs, and they’re becoming increasingly popular with automakers. In addition to fuel efficiency, most cars with CVTs also have a smoother ride. There’s no more sudden downshifts or gear hunting. This makes driving a lot easier. And, the added benefits of smoother driving make CVTs the ideal choice for many drivers.
Although a CVT is more common among Japanese car manufacturers, you’ll find CVTs on European car models as well. The Mercedes-Benz A-Class, B-Class, and Megane are some examples of vehicles that use this technology. Before making a decision, consider the reliability of the model in question. Consumer Reports is a good resource for this. It also offers a history of use and reliability for every type of car, including the Honda Accord.

China MG10015E-i10v2(RMD-X10) Reduction Ratio 110 High Torque Dual Planetary Gear Motor For Robotic Arm     wholesaler China MG10015E-i10v2(RMD-X10) Reduction Ratio 110 High Torque Dual Planetary Gear Motor For Robotic Arm     wholesaler
editor by czh2023-02-17

China Low Rpm High Torque 12v 24v Dc Planetary Gearbox Motor Gear Motor best automatic gearbox

Warranty: 1 year
Applicable Industries: Home Appliance, Eelectric Curtain, China Auto Car Spare Parts Of Air Conditioning Part Manufacturing Plastic Injection Mold Medical automation equipment, Smart Lock & & Sweeper, Custom delrin ABS moulded cell phone engineering accessories plastic injection molded parts injection molding part Intelligent Robot & & Robotic Arm, Vending Machines & Barbecue Machines
Weight (KG): 0.41 KG
Customized support: OEM, custom injection molded small plastic parts plastic injection CZPT making parts service manufacturer ODM
Gearing Arrangement: Planetary
Output Torque: 0.5-80kg.cm
Input Speed: 1-1500rpm
Product name: 28mm Planetary gear motor
Type: Gear Reduction Motor
Keyword: Planetary Reduction Gearbox
Material: stainless steel
Motor type: Brushless DC Gear Motors
Color: Silver+black
Application: Household Appliances
Diameter:: 28mm
Input voltage:: 24V / 12V DC
Packaging Details: standard export carton for 28mm gear motor
Port: HangZhou, HK

Products Description

Product name28mm Planetary gear motor
TypeGear Reduction Motor
KeywordPlanetary Reduction Gearbox
Materialstainless steel
Motor typeBrushless DC Gear Motors
ColorSilver+black
ApplicationHousehold Appliances
Diameter28mm
Input voltage24V / 12V DC
Company Profile

How to Select a Gearbox

When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.
gearbox

Function

The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.

Purpose

A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
gearbox

Application

When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.

Material

When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
gearbox

Manufacturing

The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.

China Low Rpm High Torque 12v 24v Dc Planetary Gearbox Motor Gear Motor     best automatic gearbox	China Low Rpm High Torque 12v 24v Dc Planetary Gearbox Motor Gear Motor     best automatic gearbox
editor by czh2023-02-17

China High Quality GIM6010 24V DC Gear Motor with Encoder and Drive Board High Torque Low rpm Planetary DC Gear Reducer for Robot Arm automatic gearbox

Warranty: 3months-1year
Model Number: GIM6571
Usage: BOAT, Car, Electric Bicycle, FAN, Home Appliance, Cosmetic instrument, SMART HOME, Robot
Type: GEAR MOTOR
Torque: 3N.M
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Totally Enclosed
Speed(RPM): 252rpm
Continuous Current(A): 7.4A
Efficiency: Ie 3
Certification: CCC
Packaging Details: white box
Port: HangZhou, ZheJiang , HangZhou

GIM6571 Planetary Reducer Motor* Reduction ratio 6:1* Built in open source driver, simplified wiring, ultra small size* Low noise, 0.29kW~134kW arm mounted reducer SMR Series Gearbox for Conveyer Systems low vibration, high speed positioning, high reliability* FOC field oriented vector control,supporting 3 loop control* Fully enclosed design,anti-corrosion coating process, no fear of dust, rain and other harsh outdoor working environment* High precision planetary deceleration and precise rotation make the control more accurate Driver : MIT Open Source DriverEncoder : MagAlpha MA702* 12-Bit Resolution Absolute Angle Encoder * Contactless Sensing for Long Life * SPI Serial Interface for Digital Angle Readout and Chip Configuration * Incremental 10-Bit ABZ Quadrature Encoder Interface with Programmable Pulses Per Turn from 1-256 * PWM Output 12-Bit * Programmable Magnetic Field Strength Detection for Diagnostic Checks * 3.3V, 12mA Supply * -40°C to +125°C Operating Temperature * Available in a QFN-16 (3mmx3mm) Package GIM6571 is a high torque outer rotor BLDC gear motor with encoder and driver. It is highly integrated and has ultra-thin design with instant burst strong power.It’s widely used in MIT robot dog, exoskeleton, Factory custom ABS PA nylon plastic parts injection molding processing High Quality Oem Rapid Prototype Design industrial use robot arm, robot joint, quadruped robot, collaborative robotic arm, etc. Specification

Item NameGIM6571
Nominal VoltageV24
Nominal CurrentA7.4
PowerW200
Nominal TorqueN.M3
Stall TorqueN.M9
Nominal Speedrpm252
Max Speedrpm400
Gear Rate6:1
Kvrpm/V140
CommunicationCAN
Number of Pole Pair14
Resistance Phase to Phase262±5
Inductance Phase to PhaseuH112±10
Winding Turns of MotorT19
Wire DiameterMM0.55
Resolution12-Bit Resolution Absolute Angle Encoder
EncoderMagAlpha MA702
DiameterMM76
HeightMM36.5
Weightg321
Working Temperature-20°C~80°C
Recommend Products Company Profile Product packaging FAQ Q: Are you a factory supplier?A: Yes, we are a factory and have our own R&D team.Q:what is your terms of payment ? A: We support L/C, OEM Plastic household Home Appliance Injection Molded Parts PVC parts T/T, and Alibaba trade assurance.Q: How soon can I receive your reply for inquiry?A: Within 24 hours.Q: How about your company’s quality control?A: We have professionals to strictly control each process of production. At the same time we can offer the technical support and spare parts for the repair if any quality problems, and will follow the problems until you are satisfied.Q: How is your warranty service?A: We pay high attention to after-sales service. For ensuring all the items are in good quality, we will test all productsstrictly before shipping. If the goods have any quality problem, please send us pictures or video clips via email, we will solve the problems as soon as we can.Q: Do you have plan to develop agent ?A: We welcome professional and qualified institutions to distribute our products, we will provide you with comprehensive support.Q: Can you provide OEM or ODM service? What about MOQ?A: Both OEM and ODM are welcomed, we have our own team to develop and produce products; The MOQ depends on your requirements.Q: What about the product packing?A: Our regular packing is white box. If the quantity is large enough, we can customize the packaging according to your needs.Q: Do you provide free sample?A: Generally we don’t provide free sample, China Plastic Molding Company Custom Cheap mold for Nylon Glass fiber reinforced plastic panel assemble water tank but we can return the sample fee after you place formal orders.

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.
gearbox

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.
gearbox

Bzvacklash

The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.

Design

The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.
gearbox

Manufacturers

There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.

China High Quality GIM6010 24V DC Gear Motor with Encoder and Drive Board High Torque Low rpm Planetary DC Gear Reducer for Robot Arm     automatic gearbox	China High Quality GIM6010 24V DC Gear Motor with Encoder and Drive Board High Torque Low rpm Planetary DC Gear Reducer for Robot Arm     automatic gearbox
editor by czh2023-02-16

China Heavy load capacity bldc dc worm gear robot hub motor with low speed and high torque gearbox engine

Warranty: 3months-1year
Model Number: AK10-9 V2.0
Usage: Robot Dynamic, Robot Joint, Mit Cheetah, High precision equipment, medical device, exoskeleton
Type: Brushless Motor
Torque: 18/48N.m
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Explosion-proof
Speed(RPM): 127/226 RPM
Continuous Current(A): 11.8/31.2A
Efficiency: IE 4
Product Name: Bldc Outrunner Robotic Motor
Weight: 960g
Rated Voltage: 24v/48v
Feature: High Efficiency torque low speed
Size: 98*61.7mm
Color: Black
Rated Speed: 127/226 RPM
Rated Torque: 18nm
Peak Torque: 48nm
Application: Robot arm joint dog mit cheetah
Packaging Details: Packing:Standard package or custom packingWe are the headoffice & manufacturer of T-motor.We also can provide OEM and ODM bussiness according to your detail requirements.We are working with UPS and DHL.We support 30 days return goods.The discount range depends on your order quantity.

Products show Note: We are factory supplier.All our motors can be customized in torque voltage rpm output size etc.Pls feel free to contact us for more details and requirements.For mass order/project support, pls send inquiry for discount. Heavy load capacity bldc dc worm gear robot hub motor with low speed and high torque. Advantages of Our AK Series Motor1, Stable and efficient easy to maintain.2, Strong Powerful Highly integrated Cross roller bearing Temperature and position sensor Low-consumption copper coil.3, Good Quality titanium 4mm Ball Nose End Hex Wrench Torque Spanner Allen Socket 4mm Hex Key Metric Instant burst, strong power, suitable for a variety of heavy-duty machinery and equipment such as footed robot mit cheetah, more stable, larger torque, and easy to achieve powerful instant burst.4, Thousands of motor streamline calculations ensure the stability and reliability of the motor in any state of motion.5, Highly integrated Encoder and driver 2 in one, minus the cumbersome connection line, Heavy Duty Truck Parts Bushing PU Torque Rod 1693531C1 plug-and-play plug and play, 6,Quick-release structure design to make maintenance easier, closed design to prevent debris from entering the motor.Just plug in the outlet plug and use it.7,Ultra-thin body design extremely optimized planetary reducer multi-functional small body weight only.

Model No.AK80-6AK80-9AK70-10AK10-9V1.1AK10-9 V2.0AK60-6AK80-80
Size (MM)98*4898*45.289*50.298*62.598*61.776*36.598*61.9
Weight (g)465485521820960315790
KV(RPM/V)10010010010060140100
Voltage (V)24244824/4824/482448
Rated Torque(NM)698.31518348
Peak Torque(NM)121824.838489144
Rated Current(A)12128.818.511.87.413
Peak Current(A)242426.15031.22240
Speed(RPM)365245400222/445127/22640057
Km (Nm/sqr w)0.0910.0910.0950.0950.0110.140.095
Kt(Nm/A)0.0 0571 0.0 0571 0.010.010.160.0680.01
Max Torque Weight Ratio(nm/kg)2632.447.6655028.57182
ApplicationBiped Quadruped Collaborative Service Training Robot, Robot Arm Joint, Medical Equipment, Mit Cheetah Robot Dog Robot and high precision low speed drive Module equipments.
Application
Our Company Packing & Delivery FAQ Q1: Are you factory supplier?A: Yes, 9g metal gear mini high torque servo feedback position car servo arm servo we are factory with more than 25 years experience. We can do both OEM and ODM. We have our own R&D team. Q2: What is your MOQ?A: MOQ is 1 pcs. Q3: Can I get a free sample?A: Generally we don’t provide free sample, but we can return sample cost when you place format orders.Q4: How long is the delivery time?A: In general, the delivery time is 3 to 7 working days. Q5: What is your guarantee term?A: The warranty period for our products is 1 year along with technical support and free return. Q6: How about your after-sale service?A: We provide technical support via online communication.Moreover, if you need, we can also send our technical staff for onsite installation or debugging. Welcome to visit our factory to learn and check the robot motor. Q7: What are the payment methods?A: We accept Alibaba trade assurance , Paypal , Bank transfer , Alloy Single Wall Electric Road Bike SEBIC Brand Lithium Battery Power Supply Silver Color Hydraulic Disc Brake CZPT 9speed Credit card.
Pls feel free to send inquiry for more details, we are on-line 24 hours for you!!!

Choosing a Gearbox For Your Application

The gearbox is an essential part of bicycles. It is used for several purposes, including speed and force. A gearbox is used to achieve one or both of these goals, but there is always a trade-off. Increasing speed increases wheel speed and forces on the wheels. Similarly, increasing pedal force increases the force on the wheels. This makes it easier for cyclists to accelerate their bicycles. However, this compromise makes the gearbox less efficient than an ideal one.
gearbox

Dimensions

Gearboxes come in different sizes, so the size of your unit depends on the number of stages. Using a chart to determine how many stages are required will help you determine the dimensions of your unit. The ratios of individual stages are normally greater at the top and get smaller as you get closer to the last reduction. This information is important when choosing the right gearbox for your application. However, the dimensions of your gearbox do not have to be exact. Some manufacturers have guides that outline the required dimensions.
The service factor of a gearbox is a combination of the required reliability, the actual service condition, and the load that the gearbox will endure. It can range from 1.0 to 1.4. If the service factor of a gearbox is 1.0, it means that the unit has just enough capacity to meet your needs, but any extra requirements could cause the unit to fail or overheat. However, service factors of 1.4 are generally sufficient for most industrial applications, since they indicate that a gearbox can withstand 1.4 times its application requirement.
Different sizes also have different shapes. Some types are concentric, while others are parallel or at a right angle. The fourth type of gearbox is called shaft mount and is used when mounting the gearbox by foot is impossible. We will discuss the different mounting positions later. In the meantime, keep these dimensions in mind when choosing a gearbox for your application. If you have space constraints, a concentric gearbox is usually your best option.

Construction

The design and construction of a gearbox entails the integration of various components into a single structure. The components of a gearbox must have sufficient rigidity and adequate vibration damping properties. The design guidelines note the approximate values for the components and recommend the production method. Empirical formulas were used to determine the dimensions of the various components. It was found that these methods can simplify the design process. These methods are also used to calculate the angular and axial displacements of the components of the gearbox.
In this project, we used a 3D modeling software called SOLIDWORKS to create a 3-D model of a gear reducer. We used this software to simulate the structure of the gearbox, and it has powerful design automation tools. Although the gear reducer and housing are separate parts, we model them as a single body. To save time, we also removed the auxiliary elements, such as oil inlets and oil level indicators, from the 3D model.
Our method is based on parameter-optimized deep neural networks (DBNs). This model has both supervised and unsupervised learning capabilities, allowing it to be self-adaptive. This method is superior to traditional methods, which have poor self-adaptive feature extraction and shallow network generalization. Our algorithm is able to recognize faults in different states of the gearbox using its vibration signal. We have tested our model on two gearboxes.
With the help of advanced material science technologies, we can now manufacture the housing for the gearbox using high-quality steel and aluminium alloys. In addition, advanced telematics systems have increased the response time of manufacturers. These technologies are expected to create tremendous opportunities in the coming years and fuel the growth of the gearbox housing market. There are many different ways to construct a gearbox, and these techniques are highly customizable. In this study, we will consider the design and construction of various gearbox types, as well as their components.
gearbox

Working

A gearbox is a mechanical device that transmits power from one gear to another. The different types of gears are called planetary gears and are used in a variety of applications. Depending on the type of gearbox, it may be concentric, parallel, or at a right angle. The fourth type of gearbox is a shaft mount. The shaft mount type is used in applications that cannot be mounted by foot. The various mounting positions will be discussed later.
Many design guidelines recommend a service factor of 1.0, which needs to be adjusted based on actual service conditions. This factor is the combined measure of external load, required reliability, and overall gearbox life. In general, published service factors are the minimum requirements for a particular application, but a higher value is necessary for severe loading. This calculation is also recommended for high-speed gearboxes. However, the service factor should not be a sole determining factor in the selection process.
The second gear of a pair of gears has more teeth than the first gear. It also turns slower, but with greater torque. The second gear always turns in the opposite direction. The animation demonstrates this change in direction. A gearbox can also have more than one pair of gears, and a first gear may be used for the reverse. When a gear is shifted from one position to another, the second gear is engaged and the first gear is engaged again.
Another term used to describe a gearbox is “gear box.” This term is an interchangeable term for different mechanical units containing gears. Gearboxes are commonly used to alter speed and torque in various applications. Hence, understanding the gearbox and its parts is essential to maintaining your car’s performance. If you want to extend the life of your vehicle, be sure to check the gearbox’s efficiency. The better its functioning, the less likely it is to fail.

Advantages

Automatic transmission boxes are almost identical to mechanical transmission boxes, but they also have an electronic component that determines the comfort of the driver. Automatic transmission boxes use special blocks to manage shifts effectively and take into account information from other systems, as well as the driver’s input. This ensures accuracy and positioning. The following are a few gearbox advantages:
A gearbox creates a small amount of drag when pedaling, but this drag is offset by the increased effort to climb. The external derailleur system is more efficient when adjusted for friction, but it does not create as little drag in dry conditions. The internal gearbox allows engineers to tune the shifting system to minimize braking issues, pedal kickback, and chain growth. As a result, an internal gearbox is a great choice for bikes with high-performance components.
Helical gearboxes offer some advantages, including a low noise level and lower vibration. They are also highly durable and reliable. They can be extended in modular fashion, which makes them more expensive. Gearboxes are best for applications involving heavy loads. Alternatively, you can opt for a gearbox with multiple teeth. A helical gearbox is more durable and robust, but it is also more expensive. However, the benefits far outweigh the disadvantages.
A gearbox with a manual transmission is often more energy-efficient than one with an automatic transmission. Moreover, these cars typically have lower fuel consumption and higher emissions than their automatic counterparts. In addition, the driver does not have to worry about the brakes wearing out quickly. Another advantage of a manual transmission is its affordability. A manual transmission is often available at a lower cost than its automatic counterpart, and repairs and interventions are easier and less costly. And if you have a mechanical problem with the gearbox, you can control the fuel consumption of your vehicle with appropriate driving habits.
gearbox

Application

While choosing a gearbox for a specific application, the customer should consider the load on the output shaft. High impact loads will wear out gear teeth and shaft bearings, requiring higher service factors. Other factors to consider are the size and style of the output shaft and the environment. Detailed information on these factors will help the customer choose the best gearbox. Several sizing programs are available to determine the most appropriate gearbox for a specific application.
The sizing of a gearbox depends on its input speed, torque, and the motor shaft diameter. The input speed must not exceed the required gearbox’s rating, as high speeds can cause premature seal wear. A low-backlash gearbox may be sufficient for a particular application. Using an output mechanism of the correct size may help increase the input speed. However, this is not recommended for all applications. To choose the right gearbox, check the manufacturer’s warranty and contact customer service representatives.
Different gearboxes have different strengths and weaknesses. A standard gearbox should be durable and flexible, but it must also be able to transfer torque efficiently. There are various types of gears, including open gearing, helical gears, and spur gears. Some of the types of gears can be used to power large industrial machines. For example, the most popular type of gearbox is the planetary drive gearbox. These are used in material handling equipment, conveyor systems, power plants, plastics, and mining. Gearboxes can be used for high-speed applications, such as conveyors, crushers, and moving monorail systems.
Service factors determine the life of a gearbox. Often, manufacturers recommend a service factor of 1.0. However, the actual value may be higher or lower than that. It is often useful to consider the service factor when choosing a gearbox for a particular application. A service factor of 1.4 means that the gearbox can handle 1.4 times the load required. For example, a 1,000-inch-pound gearbox would need a 1,400-inch-pound gearbox. Service factors can be adjusted to suit different applications and conditions.

China Heavy load capacity bldc dc worm gear robot hub motor with low speed and high torque     gearbox engineChina Heavy load capacity bldc dc worm gear robot hub motor with low speed and high torque     gearbox engine
editor by czh2023-02-16

China Faradyi High Quality Harmonic Gear Motor 7-10N.m High Torque Low Speed With Built-in Servo Driver Used For Joint with Best Sales

Warranty: 3months-1year
Model Number: Faradyi70I
Usage: BOAT, Car, Electric Bicycle, FAN, Home Appliance, Cosmetic instrument, SMART HOME, Robots, Plastic Mold Injection Molding Connect Part Injection Moulding Abs Fixing Base Parts , Plastic Household Product door locks, electric toothbrushes, robotic hands etc.
Type: Brushless Motor
Torque: customizable
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Explosion-proof
Speed(RPM): customizable
Continuous Current(A): customizable
Efficiency: IE 1
Product Name: Faradyi70I
No-load speed: customizable
No-load current: 2.55A
IP rating: IP 54
Power: 100w
Application: Robot Arm
Weight: customizable
Certification: RoHs
Supply voltage: 48V(±10%)
Through-hole diameter: 18mm
Packaging Details: We usually pack our products by Blister Packaging,normal plastic bags or bubble bags and use cartons as outer packaging.
Port: HangZhou

Products Description Faradyi High Quality Harmonic Gear Motor 7-10N.m High Torque Low Speed With Built-in Servo Driver Used For Joint Company Profile FAQ Q: How to order? A: send us inquiry → receive our quotation → negotiate details → confirm the sample → sign contract/deposit → OEM manufacturing factory custom injection plastic service abs custom plastic part injection molding product mass production →cargo ready → balance/delivery → further cooperation Q: How about Sample order? A: Sample is available for you.please contact us for details. Once we charge you sample fee, please feel easy, it would be refund when you place formal order.Q:Which shipping way is available? A: DHL, UPS, FedEx, Faradyi Customize 24V Planetary Waterproof Mini Dc Brushless Low Rpm Exoskeleton High Torque Arm With Encoder Robot Joint Motor TNT, EMS, China Post,Sea are available. The other shipping ways are also available, please contact us if you need ship by the other shipping way. Q: How long is the deliver[Producing] and shipping? A:Deliver time depends on the quantity you order. usually it takes 15-25 working days. Q: My package has missing products. What canI do? A: Please contact our support team and we will confirm your order with the package contents.We apologize for anyinconveniences. Q: How to confirm the payment? A: We accept payment by T/T, PayPal, the other payment ways also could beaccepted,Please contact us before you pay by the other payment ways. Also 30-50% deposit is available, 2571 high temperature Injection Molding Parts PTFE PEEK Connector Block Straw Connecting Building Blocks the balance money should be paid before shipping.

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.
gearbox

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.
gearbox

Bzvacklash

The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.

Design

The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.
gearbox

Manufacturers

There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.

China Faradyi High Quality Harmonic Gear Motor 7-10N.m High Torque Low Speed With Built-in Servo Driver Used For Joint     with Best Sales China Faradyi High Quality Harmonic Gear Motor 7-10N.m High Torque Low Speed With Built-in Servo Driver Used For Joint     with Best Sales
editor by czh2023-02-16

China 3V Spur Gear Motor High Torque Low Speed For Mechanic Arm manufacturer

Warranty: 1 year
Model Number: MC-5541F3 Truck Chassis Part Torque Rod Rubber Bush for European truck is our unchanging commitment. Welcome to contact us whenever you need and you will find Meichu do be reliable.

Key Market Insights Related to Worm Reduction Gearboxes

A gearbox is a mechanical device that allows you to shift between different speeds or gears. It does so by using one or more clutches. Some gearboxes are single-clutch, while others use two clutches. You can even find a gearbox with closed bladders. These are also known as dual clutches and can shift gears more quickly than other types. Performance cars are designed with these types of gearboxes.
gearbox

Backlash measurement

Gearbox backlash is a common component that can cause noise or other problems in a car. In fact, the beats and sets of gears in a gearbox are often excited by the oscillations of the engine torque. Noise from gearboxes can be significant, particularly in secondary shafts that engage output gears with a differential ring. To measure backlash and other dimensional variations, an operator can periodically take the output shaft’s motion and compare it to a known value.
A comparator measures the angular displacement between two gears and displays the results. In one method, a secondary shaft is disengaged from the gearbox and a control gauge is attached to its end. A threaded pin is used to secure the differential crown to the secondary shaft. The output pinion is engaged with the differential ring with the aid of a control gauge. The angular displacement of the secondary shaft is then measured by using the dimensions of the output pinion.
Backlash measurements are important to ensure the smooth rotation of meshed gears. There are various types of backlash, which are classified according to the type of gear used. The first type is called circumferential backlash, which is the length of the pitch circle around which the gear rotates to make contact. The second type, angular backlash, is defined as the maximum angle of movement between two meshed gears, which allows the other gear to move when the other gear is stationary.
The backlash measurement for gearbox is one of the most important tests in the manufacturing process. It is a criterion of tightness or looseness in a gear set, and too much backlash can jam a gear set, causing it to interface on the weaker part of its gear teeth. When backlash is too tight, it can lead to gears jamming under thermal expansion. On the other hand, too much backlash is bad for performance.

Worm reduction gearboxes

Worm reduction gearboxes are used in the production of many different kinds of machines, including steel and power plants. They are also used extensively in the sugar and paper industries. The company is constantly aiming to improve their products and services to remain competitive in the global marketplace. The following is a summary of key market insights related to this type of gearbox. This report will help you make informed business decisions. Read on to learn more about the advantages of this type of gearbox.
Compared to conventional gear sets, worm reduction gearboxes have few disadvantages. Worm gear reducers are commonly available and manufacturers have standardized their mounting dimensions. There are no unique requirements for shaft length, height, and diameter. This makes them a very versatile piece of equipment. You can choose to use one or combine several worm gear reducers to fit your specific application. And because they have standardized ratios, you will not have to worry about matching up multiple gears and determining which ones fit.
One of the primary disadvantages of worm reduction gearboxes is their reduced efficiency. Worm reduction gearboxes usually have a maximum reduction ratio of five to sixty. The higher-performance hypoid gears have an output speed of around ten to twelve revolutions. In these cases, the reduced ratios are lower than those with conventional gearing. Worm reduction gearboxes are generally more efficient than hypoid gear sets, but they still have a low efficiency.
The worm reduction gearboxes have many advantages over traditional gearboxes. They are simple to maintain and can work in a range of different applications. Because of their reduced speed, they are perfect for conveyor belt systems.
gearbox

Worm reduction gearboxes with closed bladders

The worm and the gear mesh with each other in a combination of sliding and rolling movements. This sliding action is dominant at high reduction ratios, and the worm and gear are made of dissimilar metals, which results in friction and heat. This limits the efficiency of worm gears to around thirty to fifty percent. A softer material for the gear can be used to absorb shock loads during operation.
A normal gear changes its output independently once a sufficient load is applied. However, the backstop complicates the gear configuration. Worm gears require lubrication because of the sliding wear and friction introduced during movement. A common gear arrangement moves power at the peak load section of a tooth. The sliding happens at low speeds on either side of the apex and occurs at a low velocity.
Single-reduction gearboxes with closed bladders may not require a drain plug. The reservoir for a worm gear reducer is designed so that the gears are in constant contact with lubricant. However, the closed bladders will cause the worm gear to wear out more quickly, which can cause premature wear and increased energy consumption. In this case, the gears can be replaced.
Worm gears are commonly used for speed reduction applications. Unlike conventional gear sets, worm gears have higher reduction ratios. The number of gear teeth in the worm reduces the speed of a particular motor by a substantial amount. This makes worm gears an attractive option for hoisting applications. In addition to their increased efficiency, worm gears are compact and less prone to mechanical failure.

Shaft arrangement of a gearbox

The ray-diagram of a gearbox shows the arrangement of gears in the various shafts of the transmission. It also shows how the transmission produces different output speeds from a single speed. The ratios that represent the speed of the spindle are called the step ratio and the progression. A French engineer named Charles Renard introduced five basic series of gearbox speeds. The first series is the gear ratio and the second series is the reverse gear ratio.
The layout of the gear axle system in a gearbox relates to its speed ratio. In general, the speed ratio and the centre distance are coupled by the gear axles to form an efficient transmission. Other factors that may affect the layout of the gear axles include space constraints, the axial dimension, and the stressed equilibrium. In October 2009, the inventors of a manual transmission disclosed the invention as No. 2. These gears can be used to realize accurate gear ratios.
The input shaft 4 in the gear housing 16 is arranged radially with the gearbox output shaft. It drives the lubricating oil pump 2. The pump draws oil from a filter and container 21. It then delivers the lubricating oil into the rotation chamber 3. The chamber extends along the longitudinal direction of the gearbox input shaft 4, and it expands to its maximum diameter. The chamber is relatively large, due to a detent 43.
Different configurations of gearboxes are based on their mounting. The mounting of gearboxes to the driven equipment dictates the arrangement of shafts in the gearbox. In certain cases, space constraints also affect the shaft arrangement. This is the reason why the input shaft in a gearbox may be offset horizontally or vertically. However, the input shaft is hollow, so that it can be connected to lead through lines or clamping sets.
gearbox

Mounting of a gearbox

In the mathematical model of a gearbox, the mounting is defined as the relationship between the input and output shafts. This is also known as the Rotational Mount. It is one of the most popular types of models used for drivetrain simulation. This model is a simplified form of the rotational mount, which can be used in a reduced drivetrain model with physical parameters. The parameters that define the rotational mount are the TaiOut and TaiIn of the input and output shaft. The Rotational Mount is used to model torques between these two shafts.
The proper mounting of a gearbox is crucial for the performance of the machine. If the gearbox is not aligned properly, it may result in excessive stress and wear. It may also result in malfunctioning of the associated device. Improper mounting also increases the chances of the gearbox overheating or failing to transfer torque. It is essential to ensure that you check the mounting tolerance of a gearbox before installing it in a vehicle.

China 3V Spur Gear Motor High Torque Low Speed For Mechanic Arm     manufacturer China 3V Spur Gear Motor High Torque Low Speed For Mechanic Arm     manufacturer
editor by czh2023-02-14