Product Description

Product Description:

1.Flexspline is a hollow flanging standard cylinder structure.

2.There is a large-diameter hollow shaft hole in the middle of the cam of the wave generator. The internal design of the reducer has a support bearing.

3.It has a fully sealed structure and is easy to install. It is very suitable for the occasions where the wire needs to be threaded from the center of the reducer.


The first:High precision,high torque

The second:dedicated technical personnel can be on-the-go to provide design solutions

The third:Factory direct sales fine workmanship durable quality assurance

The fourth:Product quality issues have a one-year warranty time, can be returned for replacement or repair

Company profile:


HangZhou CHINAMFG Technology Co., Ltd. established in 2014, is committed to the R & D plant of high-precision transmission components. At present, the annual production capacity can reach 45000 sets of harmonic reducers. We firmly believe in quality first. All links from raw materials to finished products are strictly supervised and controlled, which provides a CHINAMFG foundation for product quality. Our products are sold all over the country and abroad.

The harmonic reducer and other high-precision transmission components were independently developed by the company. Our company spends 20% of its sales every year on the research and development of new technologies in the industry. There are 5 people in R & D.

Our advantage is as below:

1.7 years of marketing experience

2. 5-person R & D team to provide you with technical support

3. It is sold at home and abroad and exported to Turkey and Ireland

4. The product quality is guaranteed with a one-year warranty

5. Products can be customized

Strength factory:

Our plant has an entire campus The number of workshops is around 300 Whether it’s from the production of raw materials and the procurement of raw materials to the inspection of finished products, we’re doing it ourselves. There is a complete production system

HST-III Parameter:

Model Speed ratio Enter the rated torque at 2000r/min Allowed CHINAMFG torque at start stop The allowable maximum of the average load torque Maximum torque is allowed in an instant Allow the maximum speed to be entered Average input speed is allowed Back gap design life
NM kgfm NM kgfm NM kgfm NM kgfm r / min r / min Arc sec Hour
14 50 6.2 0.6 20.7 2.1 7.9 0.7 40.3 4.1 7000 3000 ≤30 10000
80 9 0.9 27 2.7 12.7 1.3 54.1 5.5
100 9 0.9 32 3.3 12.7 1.3 62.1 6.3
17 50 18.4 1.9 39 4 29.9 3 80.5 8.2 6500 3000 ≤30 15000
80 25.3 2.6 49.5 5 31 3.2 100.1 10.2
100 27.6 2.8 62 6.3 45 4.6 124.2 12.7
20 50 28.8 2.9 64.4 6.6 39 4 112.7 11.5 5600 3000 ≤30 15000
80 39.1 4 85 8.8 54 5.5 146.1 14.9
100 46 4.7 94.3 9.6 56 5.8 169.1 17.2
120 46 4.7 100 10.2 56 5.8 169.1 17.2
160 46 4.7 100 10.2 56 5.8 169.1 17.2
25 50 44.9 4.6 113 11.5 63 6.5 213.9 21.8 4800 3000 ≤30 15000
80 72.5 7.4 158 16.1 100 10.2 293.3 29.9
100 77.1 7.9 181 18.4 124 12.7 326.6 33.3
120 77.1 7.9 192 19.6 124 12.7 349.6 35.6
32 50 87.4 8.9 248 25.3 124 12.7 439 44.8 4000 3000 ≤30 15000
80 135.7 13.8 350 35.6 192 19.6 653 66.6
100 157.6 16.1 383 39.1 248 25.3 744 75.9
40 100 308 37.2 660 67 432 44 1232 126.7 4000 3000 ≤30 15000

HSG Parameter:

Model Speed ratio Enter the rated torque at 2000r/min Allowed CHINAMFG torque at start stop The allowable maximum of the average load torque Maximum torque is allowed in an instant Allow the maximum speed to be entered Average input speed is allowed Back gap design life
NM kgfm NM kgfm NM kgfm NM kgfm r / min r / min Arc sec Hour
14 50 7 0.7 23 2.3 9 0.9 46 4.7 14000 8500 ≤20 15000
80 10 1 30 3.1 14 1.4 61 6.2
100 10 1 36 3.7 14 1.4 70 7.2
17 50 21 2.1 44 4.5 34 3.4 91 9 10000 7300 ≤20 20000
80 29 2.9 56 5.7 35 3.6 113 12
100 31 3.2 70 7.2 51 5.2 143 15
20 50 33 3.3 73 7.4 44 4.5 127 13 10000 6500 ≤20 20000
80 44 4.5 96 9.8 61 6.2 165 17
100 52 5.3 107 10.9 64 6.5 191 20
120 52 5.3 113 11.5 64 6.5 191 20
160 52 5.3 120 12.2 64 6.5 191 20
25 50 51 5.2 127 13 72 7.3 242 25 7500 5600 ≤20 20000
80 82 8.4 178 18 113 12 332 34
100 87 8.9 204 21 140 14 369 38
120 87 8.9 217 22 140 14 395 40
32 50 99 10 281 29 140 14 497 51 7000 4800 ≤20 20000
80 153 16 395 40 217 22 738 75
100 178 18 433 44 281 29 841 86
40 100 345 35 738 75 484 49 1400 143 5600 4000 ≤20 20000

Application case:

Q: What should I provide when I choose gearbox/speed reducer?
A: The best way is to provide the motor drawing with parameter. Our engineer will check and recommend the most suitable gearbox model for your refer.
Or you can also provide below specification as well:
1) Type, model and torque.
2) Ratio or output speed
3) Working condition and connection method
4) Quality and installed machine name
5) Input mode and input speed
6) Motor brand model or flange and motor shaft size

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Application: Motor, Machinery, Agricultural Machinery, Hst-IV
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Single-Step
US$ 100/Piece
1 Piece(Min.Order)





Can variators be customized for specific industries or machinery configurations?

Yes, variators can be customized to meet the specific requirements of different industries and machinery configurations. Manufacturers of variators understand that different industrial applications may have unique needs in terms of load characteristics, operating conditions, control system integration, and other factors. As a result, they offer customization options to ensure optimal performance and compatibility. Here are some ways variators can be customized:

1. Load and Torque Ratings:

Variators can be customized to handle specific load requirements and torque ratings. Manufacturers can design and manufacture variators with different torque capacities to match the demands of different machinery or equipment. This customization ensures that the variator can effectively handle the expected load conditions without exceeding its torque limitations or compromising performance.

2. Speed Range:

Depending on the machinery configuration and application requirements, variators can be customized to provide the desired speed range. Manufacturers can adjust the gear ratios and design the variators to operate within specific speed ranges to match the speed requirements of the machinery. This customization allows for precise control and optimization of the machinery’s speed performance.

3. Environmental Considerations:

Variators can be customized to meet specific environmental conditions. Certain industries or machinery configurations may require variators that can withstand harsh environments, such as high temperatures, extreme humidity, or exposure to dust and debris. Manufacturers can incorporate enhanced protection and sealing mechanisms to ensure the variators can operate reliably in these challenging conditions.

4. Control System Integration:

Variators can be customized to integrate seamlessly with different control systems. Manufacturers can adapt the communication interfaces and protocols of the variators to match the specific requirements of the machinery’s control architecture. This customization allows for smooth integration with existing control systems, such as programmable logic controllers (PLCs) or other automation systems.

5. Mounting and Form Factor:

Variators can be customized to accommodate specific mounting configurations and form factors. Different machinery configurations may require variators with specific dimensions, mounting options, or shaft configurations to ensure proper installation and compatibility. Manufacturers can provide custom solutions to meet these specific mounting and form factor requirements.

6. Additional Features and Accessories:

Manufacturers can offer customization options by incorporating additional features and accessories into the variators. These can include specialized connectors, monitoring sensors, remote control capabilities, or specific software functionalities. By tailoring the variators with these additional features, they can better align with the unique needs of the industry or machinery configuration.

7. Compliance with Industry Standards:

Variators can be customized to meet specific industry standards and certifications. Depending on the industry or application, there may be specific regulatory or safety standards that variators need to comply with. Manufacturers can customize the design and manufacturing processes to ensure that the variators meet these standards and certifications.

In conclusion, variators can be customized to suit specific industries or machinery configurations. Manufacturers offer customization options to address factors such as load requirements, speed range, environmental conditions, control system integration, mounting configurations, additional features, and compliance with industry standards. By customizing variators, industries can ensure optimal performance and compatibility with their specific machinery and application needs.


How do variators contribute to the adaptability and versatility of machinery in different settings?

Variators play a significant role in enhancing the adaptability and versatility of machinery across various settings. Their unique design and functionality offer several benefits that enable machinery to perform effectively in diverse environments. Here’s a detailed explanation of how variators contribute to adaptability and versatility:

1. Variable Speed Control:

One of the key features of variators is their ability to provide variable speed control. By adjusting the gear ratio continuously, variators allow machinery to operate at different speeds, optimizing performance based on specific requirements. This adaptability in speed control enables machinery to adapt to different tasks, environments, and operating conditions, making them versatile in handling a wide range of applications.

2. Smooth and Seamless Transitions:

Variators offer smooth and seamless transitions between different gear ratios. Unlike traditional transmissions with fixed gear steps, variators eliminate the need for manual gear shifting, resulting in uninterrupted power delivery. This smooth transition allows machinery to adapt rapidly to changing loads, terrain, or operational demands, ensuring consistent performance and minimizing downtime.

3. Enhanced Torque and Power Distribution:

With variators, machinery can achieve enhanced torque and power distribution. By continuously adjusting the gear ratio, variators optimize the power transfer from the source (e.g., engine or motor) to the driven components. This adaptability in torque and power distribution enables machinery to handle varying loads and tasks efficiently, improving productivity and versatility across different settings.

4. Ability to Handle Variable Loads:

Variators excel in handling variable loads, which is crucial in many applications. Machinery often encounters situations where the load fluctuates due to changing materials, processes, or external factors. Variators can dynamically adjust the gear ratio to match the load requirements, ensuring optimal performance without straining the machinery. This adaptability to variable loads enhances the versatility of machinery in different settings.

5. Flexible Power Band:

Variators offer a flexible power band, allowing machinery to operate within its most efficient range. By continuously adjusting the gear ratio, variators enable the machinery to maintain the engine or motor speed at its optimal level, maximizing power output while conserving energy. This adaptability to the power band enhances the efficiency and adaptability of machinery across various settings.

6. Customizable Performance:

Variators often provide options for performance customization. They may include adjustable parameters or settings that allow operators to fine-tune the machinery’s behavior based on specific requirements. This customization capability enhances the adaptability of machinery, enabling it to be optimized for different tasks, environments, or operator preferences.

7. Integration with Advanced Control Systems:

Variators can seamlessly integrate with advanced control systems, such as electronic control units (ECUs) or programmable logic controllers (PLCs). This integration enables precise control and monitoring of the variator’s operation, allowing for adaptive and intelligent responses to changing conditions. By leveraging advanced control systems, variators enhance the adaptability and versatility of machinery by enabling features like automated performance adjustments, load sensing, and fault diagnostics.

In summary, variators contribute significantly to the adaptability and versatility of machinery in different settings. Their variable speed control, smooth transitions, enhanced torque and power distribution, ability to handle variable loads, flexible power band, customizable performance, and integration with advanced control systems all work together to enable machinery to adapt to diverse tasks, environments, and operating conditions. This adaptability and versatility enhance the machinery’s performance, productivity, efficiency, and overall utility across various settings.


How does a variator differ from traditional gear systems in vehicles?

A variator differs from traditional gear systems in vehicles in several ways. While traditional gear systems use discrete gears to provide specific gear ratios, a variator offers a continuously variable transmission (CVT) that can provide an infinite number of gear ratios within a specific range. Here’s a detailed explanation of how a variator differs from traditional gear systems:

Gear Ratio Variation:

In traditional gear systems, gear ratios are fixed and discrete. Vehicles with manual or automatic transmissions have a predetermined set of gears that are engaged based on the desired speed and load conditions. Each gear provides a specific ratio between the input (engine) and output (wheels) shafts. The gear changes occur through mechanical shifting or electronically controlled mechanisms.

In contrast, a variator in a CVT offers continuous gear ratio variation. Instead of discrete gears, a variator uses adjustable pulleys or other mechanisms to change the effective diameter or contact ratio between the driving and driven elements. This allows for seamless and continuous adjustment of the gear ratio, providing a smooth and efficient power transfer.

Stepless Gear Shifts:

In traditional gear systems, gear shifts occur in steps as the transmission shifts from one gear to another. Each gear ratio change results in a noticeable shift in engine RPM and vehicle acceleration. These stepped gear shifts can sometimes cause a jolt or interruption in power delivery.

On the other hand, a variator in a CVT allows for stepless gear shifts. Since the gear ratio can be continuously adjusted, there are no discrete steps between gears. This results in a smooth and seamless transition between gear ratios, without any noticeable gear shifts or jolts. The engine RPM can also be held at an optimal level for improved fuel efficiency and performance.

Optimized Engine RPM:

In traditional gear systems, the engine RPM typically varies with each gear change. The engine operates at higher RPMs during acceleration and lower RPMs during cruising to match the gear ratios.

A variator in a CVT enables the engine to operate at its optimal RPM for a given driving condition. By continuously varying the gear ratio, the engine can maintain a consistent RPM, optimizing fuel efficiency and power delivery. This allows the engine to operate within its most efficient power band, resulting in improved fuel economy.

Flexibility and Efficiency:

Traditional gear systems have a limited number of gears, which can sometimes result in less flexibility in finding the ideal gear ratio for a specific driving condition. This can lead to compromises in terms of performance or fuel efficiency.

A variator in a CVT offers greater flexibility and efficiency. It can continuously adjust the gear ratio to match the specific demands of the driver and driving conditions. This allows for improved performance, smoother acceleration, and better fuel economy by keeping the engine within its optimal operating range.

In summary, a variator in a CVT differs from traditional gear systems in vehicles by offering continuous gear ratio variation, stepless gear shifts, optimized engine RPM, and increased flexibility and efficiency. These differences contribute to a smoother driving experience, improved fuel economy, and optimized power delivery in various driving conditions.

China OEM Speed Gearbox Price Harmonic Drive Gear Speed Reducer Small Transmission Gearbox Mechanical Speed Variator  China OEM Speed Gearbox Price Harmonic Drive Gear Speed Reducer Small Transmission Gearbox Mechanical Speed Variator
editor by CX 2024-01-05