Product Description
High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox
Product Parameters
Specification
|
Type |
Worm Gearbox/Worm Gear Speed Reducer |
|
Model |
NMRV:571,030,040,050,063,075,090,110,130,150 |
|
Center distance |
25-150mm |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Torque |
1.8-1800Nm |
|
Motor |
2 pole, 4 pole, 6 pole |
|
Mounting position |
Omnidirectional |
|
Color |
Blue/Silver grey Or On request |
|
Material |
NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron |
Details
Multiple inputs and outputs
Feature
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.
contact-info.html
|
Model |
NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150 |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Output Torque |
1.8-1760Nm |
|
Application |
Machinery Industry |
|
Input Speed |
900-2800RPM |
|
Output Speed |
10-250RPM |
|
Material |
Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-Iron |
|
Worm Wheel: ZCuSn10Pb1 |
|
|
Worm:20Cr |
|
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Pinion:Tin Bronze |
|
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Output Shaft: Steel-45# |
|
|
IEC Flange |
IEC Standard Flange Or On Customer Request |
Detailed Photos
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | 90 Degree |
| Layout: | Expansion |
| Gear Shape: | Bevel Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 30/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-10-12
China Custom High Quality CZPT Planetary Gear CE; ISO9001 Motor Worm Gearbox Reducer Gmr9000 bevel gearbox
Product Description
GRH specialized in providing hydraulic components and solutions for hydraulic systems.
With continuous improvement and enthusiasm over the past 30 years, CHINAMFG has developed into an emerging power in the fluid power industry since it was established in 1986.
GRH (ZheJiang ) – International Sales Office
GRH (ZheJiang ) – Manufacturing Facility and Domestic Sales Office
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Production description
| We can produce motor according to your needs ! |
About Us
Application and Partners
Contact us!
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Expansion |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Stepless |
| Samples: |
US$ 1050/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Can gear reducers be customized for specific industrial needs and requirements?
Yes, gear reducers can be customized to meet specific industrial needs and requirements. Manufacturers offer customization options to ensure that gear reducers are tailored to the unique demands of various applications:
1. Gear Ratio Selection: Gear reducers can be designed with specific gear ratios to achieve the desired speed reduction or increase, catering to the specific requirements of the machinery or equipment.
2. Shaft Configurations: Gear reducers can be configured with different shaft sizes, lengths, and orientations to fit seamlessly into existing systems or accommodate specific mounting arrangements.
3. Torque Capacity: Customized gear reducers can be designed to handle higher or lower torque loads based on the application’s operational requirements.
4. Environmental Considerations: Gear reducers can be customized with special coatings, materials, or seals to withstand harsh environments, extreme temperatures, or corrosive conditions.
5. Noise and Vibration Reduction: Custom designs can incorporate features to reduce noise and dampen vibrations, enhancing the overall operation and user experience.
6. Mounting and Connection Options: Manufacturers can adapt gear reducer designs to include specific mounting interfaces or connection methods that align with the equipment’s design.
7. Lubrication and Maintenance: Customized gear reducers can include features for easy maintenance, such as accessible lubrication points or monitoring systems.
8. Integration with Controls: Gear reducers can be customized to integrate seamlessly with control systems, sensors, or automation processes, enhancing system efficiency and performance.
By collaborating with manufacturers and providing detailed specifications, industries can obtain tailor-made gear reducers that address their specific operational needs and contribute to the success of their applications.

What maintenance practices are essential for prolonging the lifespan of gear reducers?
Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:
- 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
- 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
- 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
- 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
- 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
- 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
- 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
- 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
- 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
- 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.
By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

How do gear reducers contribute to speed reduction and torque increase?
Gear reducers play a crucial role in mechanical systems by achieving speed reduction and torque increase through the principle of gear ratios. Here’s how they work:
Gear reducers consist of multiple gears with different sizes, known as gear pairs. These gears are meshed together, and their teeth interlock to transmit motion and power. The gear ratio is determined by the ratio of the number of teeth on the input gear (driver) to the number of teeth on the output gear (driven).
Speed Reduction: When a larger gear (output gear) is driven by a smaller gear (input gear), the output gear rotates at a slower speed than the input gear. This reduction in speed is proportional to the gear ratio. As a result, gear reducers are used to slow down the rotational speed of the output shaft compared to the input shaft.
Torque Increase: The interlocking teeth of gears create a mechanical advantage that allows gear reducers to increase torque output. When the input gear applies a force (torque) to the teeth, it is transmitted to the output gear with greater force due to the leverage provided by the larger diameter of the output gear. The torque increase is inversely proportional to the gear ratio and is essential for applications requiring high torque at lower speeds.
By selecting appropriate gear ratios and arranging gear pairs, gear reducers can achieve various speed reduction and torque multiplication factors, making them essential components in machinery and equipment where precise control of speed and torque is necessary.


editor by CX 2023-09-18
China Professional High Ratio Helical Bevel Gear Motor Speed Reduction Gearbox Big Torque automatic gearbox
Product Description
High Ratio Helical Bevel Gear Motor Speed Reduction Gearbox Big Torque
Features
1. Compact structure and simple assembly;
2. Wide speed ranges and high torque;
3. Low noise, good sealing performance, high efficiency;
4. Stable and safe, long lifetime, universal;
5. Multi-structure, various assembling methods
Product Description
| ANG Helical Gear Reducer | |
| Model | R17 ~ 187, F37-177, K37-187, S37-97, HB01-26 |
| Input power | 0.06kw ~ 5000kw |
| Input speed | 750rpm ~ 3000rpm |
| Reduction ratio | 1/1.3 ~ 1/27000 |
| Input motor | AC (1 phase or 3 phase) / DC / BLDC motor |
| Install type | Foot / CHINAMFG shaft / Hollow shaft / Output flange… |
| Efficiency | 94% ~ 98 % for R F K series |
| Material of housing | die-cast aluminum / Cast iron / Stainless steel |
| Precision of gear | Accurate grinding, class 6 |
| Heat treatment | Carburizing and quenching |
| Accessories | Brake / Flange / Motor adapter / Torque arm … |
Product Photos
Advantages
FAQ
Q: Can you make the gearbox with customization?
A: Yes, we can customize per your request, like power, voltage, speed, shaft size, flange, terminal box, IP grade, etc.
Q: Do you provide samples?
A: Yes. The sample is available for testing.
Q: What is your MOQ?
A: It is 1pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard products need 5-30days, a bit longer for customized products.
Q: Do you provide technical support?
A: Yes. Our company have design and development team, we can provide technical support if you
need.
Q: How to ship to us?
A: It is available by air, or by sea, or by train.
Q: How to pay the money?
A: T/T and L/C are preferred, with a different currency, including USD, EUR, RMB, etc.
Q: How can I know the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
| Application: | Motor, Machinery |
|---|---|
| Function: | Change Drive Torque |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| Samples: |
US$ 300/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-09-14
China best High Torque K Series Combination R Helical Bevel Gear Reducer for Cement Mixer with high quality
Product Description
Company Profiles
-We are a leading gear motor manufacturer
ZHangZhoug Xihu (West Lake) Dis.hai Reducer is a leading manufacturer of gear motor and gearbox.
Since 1991, we have specialized in manufacturing a wide range of gear motor and gear box including:
- helical gear motor
- helical bevel gear motor
- parallel shaft helical gear motor
- helical worm gear motor
- hoist drive
- heavy-duty helical gearbox
- heavy-duty helical bevel gearbox
- gear motor for car parking system
- sprial bevel gearbox
Product Description
DHTC series gear motor for car parking lifting system
The brake adopts flat spring-loaded electromagnetic brake.Its braking rate is 182%, and quick brake time is 0.03s to 0.05s. The fast brake locking value is less than 5cm.With the non-asbestos brake disc dry friction, the overall brake is equipped with titanium cover plate to prevent the damp brake from malfunctioning, which can keep working at full load all day. The input voltage of the fast brake rectifier is 270VAC 50/60Hz, the insulation withstand voltage is 1800VAC 50Hz 1min, and the service life is 1 million times.
The motor adopts aluminum alloy hot high-pressure casting, all copper wire copper enameled wire through deep dipping, insulation class F, protection class IP55, working system S1 operation, moisture-proof and dust-proof fully sealed. Suitable for outdoor working environment +80 ºC to -25 ºC, and not suitable for direct corrosion of objects, the motor power is more than 1.2 times the national standard value.
The special reducer (reduction motor) uses 20CrMnTi gear steel, which is carburized to ensure the hard tooth surface and strength, and is processed by CNC precision grinding to ensure the technical requirements of gear hardness and accuracy. Reducer load operation noise is less than 52dB (A), fully sealed and no oil leakage, maintenance-free and zero-fault design method is adopted, and the service life is 30 years.
Product Show
Product Specification
Package
Plastic bag + wooden carton
Certificate
FAQ
Q: Can you print other colors?
Yes. Customized color can be printed on the gear motor according to your requirements.
Q: Is that factory price?
Yes. We assure you all prices are based on factory.
Q: What is the life span? what is the guarantee
The lifespan of gear motor can reach 5-20 years depending on different working conditions .The guarantee time is 1 year after delivery.
Q: What documents are available?
A full range documents including structural drawings, packing list, installation manual and relative certificates can be provided. Moreover, customs declaration is provided. We provide one-stop service for you.
Q: Is it able to customized?
yes, we could re-design and produce the gear motor as your requirements if the quantity is large.
| Application: | Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Gear Shape: | Bevel Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |

How do gear reducers enhance the efficiency of conveyor systems and robotics?
Gear reducers play a significant role in improving the efficiency of both conveyor systems and robotics by optimizing speed, torque, and control. Here’s how they contribute:
Conveyor Systems:
In conveyor systems, gear reducers enhance efficiency in the following ways:
- Speed Control: Gear reducers allow precise control over the rotational speed of conveyor belts, ensuring that materials are transported at the desired speed for efficient production processes.
- Torque Adjustment: By adjusting gear ratios, gear reducers provide the necessary torque to handle varying loads and prevent overloading, minimizing energy wastage.
- Reverse Operation: Gear reducers enable smooth bidirectional movement of conveyor belts, facilitating tasks such as loading, unloading, and distribution without the need for additional components.
- Synchronization: Gear reducers ensure synchronized movement of multiple conveyor belts in complex systems, optimizing material flow and minimizing jams or bottlenecks.
Robotics:
In robotics, gear reducers enhance efficiency through the following means:
- Precision Movement: Gear reducers provide precise control over the movement of robot joints and arms, enabling accurate positioning and manipulation of objects.
- Reduced Inertia: Gear reducers help reduce the inertia experienced by robotic components, allowing for quicker and more responsive movements while conserving energy.
- Compact Design: Gear reducers offer a compact and lightweight solution for achieving various motion profiles in robotic systems, allowing for efficient use of space and resources.
- Torque Amplification: By amplifying torque from the motor, gear reducers enable robots to handle heavier loads and perform tasks that require greater force, enhancing their overall capabilities.
By providing precise speed control, torque adjustment, and reliable motion transmission, gear reducers optimize the performance of conveyor systems and robotics, leading to improved efficiency, reduced energy consumption, and enhanced operational capabilities.

How do gear reducers handle shock loads and sudden changes in torque?
Gear reducers are designed to handle shock loads and sudden changes in torque through several mechanisms that enhance their durability and reliability in challenging operating conditions.
1. Robust Construction: Gear reducers are constructed using high-strength materials and precision manufacturing techniques. This ensures that the gears, bearings, and other components can withstand sudden impacts and high torque fluctuations without deformation or failure.
2. Shock-Absorbing Features: Some gear reducer designs incorporate shock-absorbing features, such as flexible couplings, elastomeric elements, or torsionally flexible gear designs. These features help dampen and dissipate the energy from sudden shocks or torque spikes, reducing the impact on the entire system.
3. Torque Limiters: In applications where shock loads are common, torque limiters may be integrated into the gear reducer. These devices automatically disengage or slip when a certain torque threshold is exceeded, preventing damage to the gears and other components.
4. Overload Protection: Gear reducers can be equipped with overload protection mechanisms, such as shear pins or torque sensors. These mechanisms detect excessive torque and disengage the drive temporarily, allowing the system to absorb the shock or adjust to the sudden torque change.
5. Proper Lubrication: Adequate lubrication is essential for managing shock loads and sudden torque changes. High-quality lubricants reduce friction and wear, helping the gear reducer withstand dynamic forces and maintain smooth operation.
6. Dynamic Load Distribution: Gear reducers distribute dynamic loads across multiple gear teeth, which helps prevent localized stress concentrations. This feature minimizes the risk of tooth breakage and gear damage when subjected to sudden changes in torque.
By incorporating these design features and mechanisms, gear reducers can effectively handle shock loads and sudden changes in torque, ensuring the longevity and reliability of various industrial and mechanical systems.

Are there variations in gear reducer designs for specific tasks and applications?
Yes, gear reducer designs vary widely to suit specific tasks and applications across various industries. Manufacturers offer a range of gear reducer types and configurations to accommodate different requirements, including:
- Helical Gear Reducers: These are versatile and provide smooth and efficient torque transmission. They are commonly used in applications requiring high precision and moderate speed reduction, such as conveyors, mixers, and agitators.
- Bevel Gear Reducers: These are ideal for transmitting power between intersecting shafts. They are often used in heavy machinery, printing presses, and automotive applications.
- Worm Gear Reducers: These provide compact solutions and are suitable for applications with higher speed reduction requirements, such as conveyor systems, winches, and elevators.
- Planetary Gear Reducers: These offer high torque density and are used in applications demanding precise control, such as robotics, aerospace, and heavy-duty machinery.
- Parallel Shaft Gear Reducers: Commonly used in industrial machinery, these reducers are designed for high torque and reliability.
- Right-Angle Gear Reducers: These are used when space limitations require a change in shaft direction, commonly found in packaging equipment and conveyors.
Each type of gear reducer has unique features and benefits that make it suitable for specific tasks. Manufacturers often provide customization options to tailor gear reducers to the precise requirements of an application, including gear ratios, mounting options, and input/output configurations.
Therefore, the variation in gear reducer designs allows industries to select the most appropriate type based on factors such as torque, speed, space constraints, precision, and environmental conditions.


editor by CX 2023-09-08
China Hot selling Aluminum Jta15 Right Angle Bevel Gear Reducer with Best Sales
Product Description
CZPT Aluminum JTA15 Right Angle Bevel Gear Reducer (also known as a aluminum miniature spiral bevel gears, a aluminum miniature spiral bevel gearbox, a aluminum body bevel gears, or a aluminum miter gears) with 2 way, 2 way reverse, 3 way, 3 way reverse configurations as standard.
Aluminum JTA15 Right Angle Bevel Gear Reducer Features:
1. Maximum allowable torque 7.64 Nm, Maximum allowable power 1.11 kw, maximum allowable input or output speed 156567X3, registered Capital 500000CNY) is a leading manufacturer and supplier of Screw Jacks (Mechanical Actuators), Bevel Gearboxes, Lifting Systems, Electric Linear Actuators, Gearmotors and Speed Reducers, Others Linear Motion and Power Transmission Products in China. We are located in Chang An, Xihu (West Lake) Dis. guan, Guang dong in China. We are an audited professional manufacturer and supplier by SGS (Serial NO.: QIP-ASI192186) and BV (Serial NO.: MIC-ASR257162) organizations. We have a strict quality system, with senior engineers, experienced skilled workers and practiced sales teams, and consistently provide the customers with the best engineered solution for precision linear actuation, power transmission and mechanical jacking systems. CZPT Industries guarantees quality, reliability, performance and value for today’s demanding industrial applications.
Company Advantages
* One of the biggest orders with 1750 units screw lift jacks.
* Standard products with 2D Drawings(DXF, DWG, PDF) and 3D CAD Model(STEP).
* 100% quality assured with double quality inspections. Original Inspection Reports, Operation Manual, and Book Catalogue are put into the packages.
* 100% safety transportation with strong standard export plywood cases materials (free fumigation).
* International standard materials for all standard products.
* Custom design available, OEM service available, Free engineering advice and Customer label available.
Products List
* Manual Screw Jacks
* Electric Screw Jacks
* Screw Jacks Series:
Cubic Screw Jack JTC Series, Machine Screw Jack JTW Series, Trapezoidal Screw Jack JT Series, Worm Screw Jack JTM Series, Stainless Steel Screw Jack JSS Series, Through Hole Screw Jack JTH Series, Ball Screw Jack JTB Series, Cubic Ball Screw Jack JTD Series, Bevel Gear Screw Jack JTS Series, and Electric Cylinder JTE Series.
* Bevel Gearboxes Series:
Cubic Bevel Gearbox JTP Series, Hollow Shaft Gearbox JTPH Series, Input Flange Gearbox JTPF Series, Input Flange and Hollow shaft Gearbox JTPG Series, Stainless Steel Gearbox JTP Series, Aluminum Gearbox JTA Series, and Bevel Gearboxes JT Series.
* Screw Jack Lifting Systems and Accessories:
2jacks lifting system, 3jacks lifting system, 4jacks lifting system, 6jacks lifting system, 8jacks lifting system……14jacks lifting system. Lifting systems accessories cover ac, dc motors, geared motors, servo motors, stepper motors, handwheels, couplings, universal joints, telescopic universal joints, connecting shafts, cardan shafts, limit switches, proximity switches, safety nut, travel nut, rod ends, stop nuts, pillow block bearings, flange blocks, motor flange nema or iec, encoder, potentiometer, frequency converter, position indicators, trunnion plate, and trunnion mounting brackets.
* Electric Linear Actuators Series:
Electro Mechanical Actuators LA Series, Electro Mechanical Actuators LAP Series.
* Gear Reducers Series:
Helical Gear Reducers R Series, Helical Bevel Gear Reducers K Series, Parallel Shaft Helical Gear Reducers F Series, Helical Worm Gear Reducers S Series, Helical Gear Motor GMH/GMV Series, and Worm Gear Reducers NMRV Series.
Customers Distribution Countries
* American Countries: United States, Mexico, Canada, Chile, Argentina, Xihu (West Lake) Dis.via, Brazil, Colombia, Guatemala, Honduras, Panama, Peru.
* European Countries: Germany, France, United Kingdom, Italy, Spain, Poland, Romania, Netherlands, Belgium, Greece, Czech Republic, Portugal, Sweden, Hungary, Austria, Switzerland, Bulgaria, Denmark, Finland, Slovakia, Norway, Ireland, Georgia, Slovenia.
* Asian Countries: Malaysia, Indonesia, Singapore, Philippines, Vietnam, Thailand, India, Israel, Cambodia, Myanmar, Sri Lanka, Maldives, Pakistan, Iran, Turkey, Jordan, Saudi Arabia, Yemen, Oman, United Arab Emirates, Qatar, Georgia, Armenia.
* Oceanian Countries: Australia, New Zealand.
* African Countries: Egypt, Ethiopia, Nigeria, South Africa, Zambia, Mozambique.
| Application: | Motor, Electric Cars, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | T Type, L Type |
| Hardness: | Hardened Tooth Surface |
| Installation: | Universal Mounting |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|

Are there any disadvantages or limitations to using gear reducer systems?
While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:
1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.
2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.
3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.
4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.
5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.
6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.
7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.
8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.
Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

What role do gear ratios play in optimizing the performance of gear reducers?
Gear ratios play a crucial role in optimizing the performance of gear reducers by determining the relationship between input and output speeds and torques. A gear ratio is the ratio of the number of teeth between two meshing gears, and it directly influences the mechanical advantage and efficiency of the gear reducer.
1. Speed and Torque Conversion: Gear ratios allow gear reducers to convert rotational speed and torque according to the needs of a specific application. By selecting appropriate gear ratios, gear reducers can either reduce speed while increasing torque (speed reduction) or increase speed while decreasing torque (speed increase).
2. Mechanical Advantage: Gear reducers leverage gear ratios to provide mechanical advantage. In speed reduction configurations, a higher gear ratio results in a greater mechanical advantage, allowing the output shaft to deliver higher torque at a lower speed. This is beneficial for applications requiring increased force or torque, such as heavy machinery or conveyor systems.
3. Efficiency: Optimal gear ratios contribute to higher efficiency in gear reducers. By distributing the load across multiple gear teeth, gear reducers with suitable gear ratios minimize stress and wear on individual gear teeth, leading to improved overall efficiency and prolonged lifespan.
4. Speed Matching: Gear ratios enable gear reducers to match the rotational speeds of input and output shafts. This is crucial in applications where precise speed synchronization is required, such as in conveyors, robotics, and manufacturing processes.
When selecting gear ratios for a gear reducer, it’s important to consider the specific requirements of the application, including desired speed, torque, efficiency, and mechanical advantage. Properly chosen gear ratios enhance the overall performance and reliability of gear reducers in a wide range of industrial and mechanical systems.

What are the benefits of using a gear reducer in industrial applications?
Gear reducers offer several benefits that make them indispensable in various industrial applications:
1. Speed Reduction: Gear reducers allow the reduction of high-speed input from motors or engines to lower, more usable output speeds for specific applications, ensuring proper equipment operation and safety.
2. Torque Increase: By leveraging the mechanical advantage of gear ratios, gear reducers can significantly increase torque output, enabling the handling of heavy loads and providing the necessary power for tasks such as lifting, conveying, and processing.
3. Precise Control: Gear reducers enable fine-tuning of rotational speed and torque, providing precise control over machinery and processes, which is crucial in industries like manufacturing, material handling, and robotics.
4. Shock Load Absorption: Gear reducers can absorb and dampen sudden shocks or changes in load, protecting both the machinery and connected components from abrupt forces that could otherwise lead to damage.
5. Versatility: With various gear types (e.g., spur, helical, worm) and designs, gear reducers can be tailored to different applications, including those requiring specific speed ratios, torque ranges, and environmental conditions.
6. Efficient Power Transmission: Gear reducers offer high mechanical efficiency, minimizing energy loss during power transmission, which is especially valuable in energy-conscious industries.
7. Compact Design: Gear reducers provide a compact solution for transmitting power and adjusting speeds, making them suitable for installations with space constraints.
8. Reliability and Longevity: Well-designed and properly maintained gear reducers can offer extended service life, contributing to reduced downtime and maintenance costs.
Overall, gear reducers enhance the performance, efficiency, and reliability of industrial equipment, making them essential components in a wide range of applications across various industries.


editor by CX 2023-09-05
China best Speed Gear Reducer Bevel Helical Agricultural Cycloidal Drive Worm Gearbox gearbox assembly
Product Description
ZheJiang CZPT Machinery Manufacturing Co.,LTD. is an innovative manufacturing enterprise specalizing in the production, design, sales and installation of bulk material conveying equipment.
The company mainly provides belt conveyor, tubular belt conveyor, mobile belt conveyor, screw conveyor, Bucket Elevator, chain conveyor, scraper conveyor and other material handling conveying equipment. It also provides conveyor idlers rollers,conveyor drum pulleys,conveyor belts, belt cleaners,impact beds,take-up frame and other components.
Juntong Conveyor has many years of experience in supplying to a diverse range of industries which includes coal, cement,steel iron, chemical,agricultural, power,mining, port, quarrying,mechanical & civil engineering, waste management & recycling.
We have a professional R&D team with plenty technical patents.and we can produce conveyor products in different standards such as CEMA, JIS, ISO, AS, GB and so on. Also,our products have already qualified IS09001, CE, SGS, BV, MA certifications,In addition, CZPT has established friendly and cooperative relationships with ZheJiang Material Handling Research Institute Co.,ltd( BMHRI), CZPT Research Institute (CCRI), HangZhou University of Science and Technology (TYUST) , etc., so that the company’s research and development level has always been at the forefront of innovation in the field of bulk material transportation.CZPT Conveyor has became a CZPT brand with great reputation for providing total conveyor confidence.
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Shipping Cost:
Estimated freight per unit. |
To be negotiated |
|---|
| After-sales Service: | Warranty Service |
|---|---|
| Warranty: | 1 Year |
| Output Torque: | 800~100000n.M |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-09-01
China Best Sales Factory Manufacture Plant Involute Spur Worm R Series Speed Helical Bevel Gear Reducer Planetary Gear Boxes gearbox adjustment
Product Description
R Series Helical Gear Electric Motor Speed Reducer with 220V geared motor
R Series Rigid Tooth Flank Helical Gear Reducer
Small size, light weight, large transmission torque, superior performance, stable
operation, low noise, durable, can be installed in a variety of ways, can be matched with different types of motors, a wide range
of applications. Optional vertical flange installation, commonly used in mixing equipment.
Please tell me the ratio, input power and output torque.
I will help you to confirm the specific model.
|
1,Motor |
2,Bolt |
3,Washer |
|
4,Lifting ring |
5,Cap Screw |
6,Vent Cap |
|
7,Cover |
8,Sealing shim |
9,Parallel Key |
|
10,Output shaft |
11,Parallel Key |
12,Circlip for hole |
|
13,Skeleton oil seal |
14,Gear |
15,Bearing sleeve |
|
16,Bear |
17,Parallel Key |
18,Gear |
|
19,Plane Oil Seal |
20,Circlip for hole |
21,Gear |
|
22,Gear Shaft |
23,Plane Oil Seal |
24,Circlip for hole |
|
25,Bearing |
26,Gear Shaft |
27,Parallel Key |
|
28,Bearing |
29,Gear |
30,Bearing |
|
31,Circlip for hole |
32,Bearing sleeve |
33,Bearing |
|
34,Bearing |
35,Circlip for shaft |
36,Plug cock |
|
37,Oil mirror |
38,Case |
39,Circlip for shaft |
|
40,Gear |
|
|
|
Series: |
R Series Helical Gear Reducer |
|
Specifications: |
17,27,37,47,57,67,77,87,97,107,137,147,167,177 |
|
Transmission Ratio: |
1.3~289.74 |
|
Input Power (KW): |
0.12~160 |
|
Output Torque (N.m): |
3.5~23200 |
Product Description
R Series reducers are designed and manufactured on the basis of modular combination system.
There are a lot of motor combinations, installation forms and structural schemes. The transmission
ratio is classified and fine to meet different operating conditions, and the performance is superior.
Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface
is carburized, quenched and hardened, and the gear is finely ground. It has stable transmission, low
noise, and large bearing capacity. Low temperature rise, long service life. It is widely used in metallurgy,
Detailed Photos
Company Profile
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Cylindrical Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-08-23
China Good quality High-Speed T Series Spiral Bevel Gear Steering Gear Box for Rapid Operations synchromesh gearbox
Product Description
| Product Features | Description |
| Product Models | T2, T4, T6, T7, T8, T10, T12, T16, T20, T25, Z2, Z4, Z6, Z7, Z8, Z10, Z12, Z16, Z20, Z25, JRTM2, JRTM4, JRTM6, JRTM7, JRTM8, JRTM10, JRTM12, JRTM16, JRTM20, JRTM25 |
| Maintenance | Clean internally and replace lubricant after initial use of 2 weeks or 100-200 hours. For long-term use, replace lubricant every half to 1 year or every 1000-2000 hours |
| Lubricant | China Petroleum’s all-effect gear oil of 90-120 degrees. Under low speed and light load conditions, it is recommended to use all-effect gear oil of 90 degrees. Under heavy load and high temperature conditions, it is recommended to use all-effect gear oil of 120 degrees |
| Product Description | The T series spiral bevel gear steering gearbox is widely used in food, pharmaceutical, chemical, steel, metallurgy, textile, plastic, paper and other machinery equipment, assembly lines and other industries |
| Technical Features | The gearbox has a high rigidity FC-25 cast iron casing. The gears are made of high-quality high-purity alloy steel 20CrMnTi carburized and quenched, and ground. The shaft is tempered alloy steel with high load-bearing capacity. It is equipped with a heavy load-bearing tapered roller bearing. The oil seal has a double lip seal, which has dustproof and oil leakage prevention capabilities |
| Performance Features | The T series spiral bevel gear steering gearbox is standardized and has many varieties. The speed ratio is all actual transmission ratios, with an average efficiency of 98%. It can run CZPT and reverse, with smooth low-speed or high-speed transmission, low noise, small vibration, and large bearing force |
| Technical Parameters | Speed ratio range: 1/1, 1.5/1, 2/1, 2.5/1, 3/1, 4/1, 5/1. Torque range: 11.2 – 5713 Nm. Power range: 0.014 – 335 kW |
·Product Models: T2, T4, T6, T7, T8, T10, T12, T16, T20, T25, Z2, Z4, Z6, Z7, Z8, Z10, Z12, Z16, Z20, Z25, JRTM2, JRTM4, JRTM6, JRTM7, JRTM8, JRTM10, JRTM12, JRTM16, JRTM20, JRTM25.
·Maintenance: The gearbox should be cleaned internally and the lubricant should be replaced after the initial use of 2 weeks or 100-200 hours. For long-term use, the lubricant should be replaced every half to 1 year or every 1000-2000 hours.
·Lubricant: The product uses China Petroleum’s all-effect gear oil of 90-120 degrees. Under low speed and light load conditions, it is recommended to use all-effect gear oil of 90 degrees. Under heavy load and high temperature conditions, it is recommended to use all-effect gear oil of 120 degrees.
·Product Description: The T series spiral bevel gear steering gearbox is widely used in food, pharmaceutical, chemical, steel, metallurgy, textile, plastic, paper and other machinery equipment, assembly lines and other industries.
·Technical Features: The gearbox has a high rigidity FC-25 cast iron casing. The gears are made of high-quality high-purity alloy steel 20CrMnTi carburized and quenched, and ground. The shaft is tempered alloy steel with high load-bearing capacity. It is equipped with a heavy load-bearing tapered roller bearing. The oil seal has a double lip seal, which has dustproof and oil leakage prevention capabilities.
·Performance Features: The T series spiral bevel gear steering gearbox is standardized and has many varieties. The speed ratio is all actual transmission ratios, with an average efficiency of 98%. It can run CZPT and reverse, with smooth low-speed or high-speed transmission, low noise, small vibration, and large bearing force.
RFQ
Q:What information should I tell you to confirm speed reducer?
A: Model/Size, Transmission Ratio, Shaft directions & Order quantity.
Q:What if I don’t know which gear reducer I need?
A:Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.
Q:What should I provide if I want to order NON-STANDERD speed reducers?
A: Drafts, Dimensions, Pictures and samples if possible.
Q:What is the MOQ?
A: It is OK for 1 or small pieces trial order for quality testing.
Q:How long should I wait for the feedback after I send the inquiry?
A: Within 6 hours
Q:What is the payment term?
A:You can pay via T/T(30% in advance+70% before delivery), L/C ,West Union etc
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-08-22
China factory Zsy Series Bevel Gearbox Efficient Cylindrical Gear Reducer synchromesh gearbox
Product Description
Cylindrical gear reducer (JB/T8853-2001) and bevel gear reducer (JB/T9002-1999) is XIHU (WEST LAKE) DIS.ANG the 2 series of hard tooth surface gear products, tooth surface with low carbon alloy steel hardening, grinding, has a large carrying capacity, high transmission efficiency, reliable operation, long service life, etc. Be applicable to the metallurgical, mining, transport, cement, construction, chemical industry, textile, light industry, etc.
Working conditions shall meet the following requirements:
- highest input shaft speed is not more than 1500 RPM.
- the gear meshing linear speed is not more than 25 m/s;
- working environment temperature was minus 40 ~ 50 ºC.When working environment temperature is lower than 0 ºC, before the start of lubricating oil must be heated to 0 ºC and above. When the working environment temperature is higher than 45 ºC, heat insulation and cooling measures must be taken.
Model: ZSY280
Ratio: 7.6~67
Input speed(rpm): 750, 1000, 1500(could be changed according to customer)
Center distance(mm): 280
| Application: | Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Gear Shape: | Cylindrical Gear |
| Step: | Three-Step |
| Type: | Gear Reducer |
| Customization: |
Are there any disadvantages or limitations to using gear reducer systems?While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process: 1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments. 2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used. 3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions. 4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings. 5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues. 6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs. 7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided. 8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear. Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.
What factors should be considered when selecting the right gear reducer?Choosing the appropriate gear reducer involves considering several crucial factors to ensure optimal performance and efficiency for your specific application:
By carefully assessing these factors and consulting with gear reducer manufacturers, engineers and industry professionals can make informed decisions to select the right gear reducer for their specific application, optimizing performance, longevity, and cost-effectiveness. Available | Customized Request |
|---|

Function of Gear Reducers in Mechanical Systems
A gear reducer, also known as a gear reduction unit or gearbox, is a mechanical device designed to reduce the speed of an input shaft while increasing its torque output. It accomplishes this through the use of a set of interlocking gears with different sizes.
The primary function of a gear reducer in mechanical systems is to:
- Speed Reduction: The gear reducer takes the high-speed rotation of the input shaft and transmits it to the output shaft through a set of gears. The gears are configured in such a way that the output gear has a larger diameter than the input gear. As a result, the output shaft rotates at a lower speed than the input shaft, but with increased torque.
- Torque Increase: Due to the size difference between the input and output gears, the torque applied to the output shaft is greater than that of the input shaft. This torque multiplication allows the system to handle heavier loads and perform tasks requiring higher force.
Gear reducers are widely used in various industries and applications where it’s necessary to adapt the speed and torque characteristics of a power source to meet the requirements of the driven equipment. They can be found in machinery such as conveyor systems, industrial machinery, vehicles, and more.


editor by CX 2023-08-22
China Standard High Output Torque Planetary Gearbox for Slewing Drive / Speed Reducer / Gear Motor bevel gearbox
Product Description
High Output Torque Planetary Gearbox for Slewing Drive / Speed Reducer / Gear Motor
Description:
- Planetary gearbox is produced by modular design, and can be combined according to client’s request
- Involuted planetary gear design
- Nodular cast iron Housing to increase rigidity and antiknock
- Heavy duty bearing on low‐speed shaft, and can bear big radial load due to proportionate distribution of torque
- All gears are case hardened to get high surface hardness, which guarantee transmission efficiency and whole gearbox’s life
- Planetary gearbox has 16 models for different torque range, and each model have 1‐5 reduction stages to achieve different ratios
- Ratio range: 3.15‐9N. M
- Output speed: 0.425‐445 r/min
- Structure mode: Possibility of flange, foot, or shaft mounting solutions
- Wide and comprehensive range of N series for industrial applications
- Low speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
- Rigid and precise nodular cast iron casing
- Low noise running, high manufacturing quality standard
- High and reliable performance, load capacity and low speed shaft bearing
Characteristic of Quality Planetary Gearbox for Slewing Drive/Speed Reducer :
1. The wide and comprehensive range of N series for industrial applications
2. Low-speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
3. Rigid and precise nodular cast iron casing
4. Low noise running, high manufacturing quality standard
5. High and reliable performance, load capacity and low-speed shaft bearing
| Ratio | 3.15:1 to 9 Nm | Input | IEC Flange |
| Mechanical rating (n1 = 1500 min-1) | up to 200kW | Electric motor | |
| Gear ratios | 3.15 … 5000 | Solid input shaft with or without fan cooling – inch or metric dims. | |
| Gear unit versions | In line | Applicable AC motors | Integral motors and brake motors |
| Right angle (with bevel gear set) | IEC-normalized motors and brake motors | ||
| Mounting type | Foot | Single and dual speed motors | |
| Flange mounted | Main brake features | DC and AC supply | |
| Torque-arm | Faster brake reaction through electronically controlled rectifier | ||
| Output shaft options | Solid shaft | Main motor options | Thermistors and thermostat sensors |
| Splined shaft | Independent forced cooling | ||
| Female splined shaft | Line driver and push-pull incremental encoder | ||
| Hollow shaft with shrink disc |
Our Services
With all our activities DNV-ISO 9001, SGS -certified, we stand for top-quality service. Entrusting your gearboxes to the care of our Services.
Help protect your gearbox from wear and grinding, SGR gearbox converts torque reliably and efficiently.
We customize our CZPT planetary gear units, double enveloping worm gearbox, helical gear motor, modular design helical gear unit, worm gearbox, cycloidal gearbox etc to fit your application and meet your needs.
These features enable a reliable and safe service life of over 200 000 operational hours.
Our customers have been placing their trust in CZPT gear units since 1997. More than 500 000 gear units of our gearbox are in use reliably around the world, in many cases under very harsh conditions.
Our Honour and Patent :
ABOUT US:
ZheJiang CZPT Heavy Industry Machinery Co., Ltd.(formerly known as ZheJiang CZPT Reducer Co., Ltd. ) (sgrgear ) has accumulated rich original designing & manufacturing experience after being founded in 1996. CZPT brand planetary gear reducer has won honor of “Science and Technology Advancement Prize” awarded by the National Speed Reducer & Variator Industry Association.
We produce planetary gear units, planar double-enveloping worm gear speed reducers (cone worm gear reducer), helical-bevel gear motors, worm gear reducers, helical worm gear motors, helical gear motors and many other types of gear units. CZPT gear motors and gear units have given satisfactory performance in different industrial applications, including metallurgy, mineral, architecture, shipbuilding, petroleum combination, aviation space-flight, lift routeing, textile mechanic, cement, pharmaceuticals, pumps, general mechanic and other domain.
With the advantage of high quality & competitive price, CZPT gear motor and gear units are widely welcomed in the domestic market and exported to Southeast Asia, Middle Asia, North America and European countries etc.
With the excellent testing program, CZPT company is always keeping up with the most advanced technology in the world. We have already acquired DNV-ISO9001: 2008 certificate,SGS, CE etc and a patent on CZPT branded gearbox.
We have adopted advanced CAD and CIMS in design & manufacture, which help our engineers develop 3 – 5 series of new efficient products each year. All staff in sales & service department are well trained termly, thus you will be always warmly welcomed and understood by our company.
| Application: | Motor, Machinery, Marine, Agricultural Machinery, Industry |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Flange |
| Step: | Three-Step |
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-08-17