China Professional China Spiral Bevel Gear Manufacturers wholesaler

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

HD series spiral bevel gear unit is composed with a pair of spiral bevel gears.

Mounting position: the shape of the housing is a regular hexahedron, which can be installed in different ways.

Thechnical data:

 motor power:    0.12KW~160KW

rated output torque: 3N·m~1000N·m

gear ratio:1~5

Product Show

Product Specification

Product features
1. Spiral bevel gearbox with various types are standardized, all ratios of 1:1, 1.5:1, 2:1, 2.5:1, 3:1, 4:1, 5:1 are actual ones, and average efficiency is 98%.
2. Gear can rotate in both directions and transmit smoothly, low noise, light vibration and high load capacity.
3. Modular design, has many ratios, motor combinations, mounting positions and structures to meet the different working conditions.
4.Gears are made of high quality alloy steel, the surface hardness can be HRC58-62 after heat treatment (such as carburizing and quenching), the precision is 5-6 grades.
5.Using computer gear tooth modification technology to improve load capacity of reducer.
There are a single axis, double horizontal shaft, vertical single, double longitudinal axis as optionals. It is widely used in metallurgy, mining, petrochemical, tobacco, ceramics, rubber, grain and oil food, beer beverage, transportation, and domestic emerging logistics equipment, parking equipment, environmental protection and other industries. The spiral bevel gears can be positive and negative, low speed or high speed.. 
General Technical data
Housing material HT250 high-strength Cast Iron
Housing hardness HBS190-240
Pinion material 20CrMnTiH
Gear material 20CrMnTiH
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Input/output shaft material 40CrMnTiH
Input / Output shaft hardness HRC25~30
Machining precision of gears accurate grinding, 6~7 Grade
Lubricating oil  L-CKC220  (GB 5903-95) 
Heat treatment tempering, cementiting, quenching, etc.
Efficiency 98%
Noise (MAX) 60~68dB
Temp. rise  (MAX) 40°C 
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China Top brand C&U,LYC,TMB or other brands requested, SKF…..
Brand of oil seal CTY— ZheJiang or other brands requested


Plastic bag + wooden carton



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: Motor, Machinery, Nuclear Industry
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Spiral
Step: Three-Step

bevel gear

Can you provide examples of machinery that use bevel gears?

Bevel gears are widely used in various machinery and mechanical systems where torque transmission and direction changes are required. These gears are specifically designed to transmit power between intersecting shafts at different angles. Here are some examples of machinery and equipment that commonly use bevel gears:

  • Automotive Industry: Bevel gears are extensively used in automotive applications. They can be found in different parts of vehicles, including the differential gear system, powertrain components, steering systems, and transfer cases. In the differential, bevel gears help distribute torque between the drive wheels while allowing them to rotate at different speeds during turns.
  • Aerospace Industry: Bevel gears are utilized in various aerospace applications, such as aircraft engines, landing gear systems, and helicopter transmissions. They play a critical role in transferring power and changing the direction of rotation in these high-performance systems.
  • Industrial Machinery: Bevel gears are commonly employed in industrial machinery and equipment. They are used in gearboxes, speed reducers, and power transmission systems. Examples include conveyors, mixers, pumps, packaging machinery, printing presses, and textile machinery. Bevel gears allow efficient power transmission and enable the machinery to operate at different speeds and directions as required by the specific application.
  • Construction and Heavy Equipment: Bevel gears are found in construction equipment such as cranes, excavators, loaders, and bulldozers. They are integral components of the drivetrain systems, enabling the transfer of power and torque to the wheels or tracks, as well as facilitating steering and movement of the equipment.
  • Marine Applications: Bevel gears are utilized in various marine applications, including propulsion systems, marine generators, winches, steering mechanisms, and anchor handling equipment. They help transmit power efficiently and withstand the challenging marine environment.
  • Machine Tools: Bevel gears are employed in machine tools such as milling machines, lathes, and grinders. They are essential for transmitting power and facilitating the required speed and direction changes in these precision machining systems.
  • Power Plants: Bevel gears are used in power generation facilities, including wind turbines, hydroelectric turbines, and steam turbines. They play a crucial role in converting the rotational motion of the turbine blades into electrical energy by transmitting torque to the generator.
  • Mining and Material Handling: Bevel gears are commonly found in mining equipment, conveyor systems, and material handling machinery. They are used to transfer power and facilitate the movement of bulk materials, such as ores, coal, and aggregates.

These examples represent just a few of the many applications where bevel gears are utilized. Bevel gears offer versatility, efficiency, and reliability in transmitting power and changing direction in various mechanical systems across different industries.

bevel gear

How do you address noise and vibration issues in a bevel gear system?

Noise and vibration issues in a bevel gear system can be disruptive, affect performance, and indicate potential problems. Addressing these issues involves identifying the root causes and implementing appropriate solutions. Here’s a detailed explanation:

When dealing with noise and vibration in a bevel gear system, the following steps can help address the issues:

  • Analyze the System: Begin by analyzing the system to identify the specific sources of noise and vibration. This may involve conducting inspections, measurements, and tests to pinpoint the areas and components contributing to the problem. Common sources of noise and vibration in a bevel gear system include gear misalignment, improper meshing, inadequate lubrication, worn gears, and resonance effects.
  • Check Gear Alignment: Proper gear alignment is crucial for minimizing noise and vibration. Misalignment can cause uneven loading, excessive wear, and increased noise. Ensure that the bevel gears are correctly aligned both axially and radially. This can involve adjusting the mounting position, shimming, or realigning the gears to achieve the specified alignment tolerances.
  • Optimize Gear Meshing: Proper gear meshing is essential for reducing noise and vibration. Ensure that the gear teeth profiles, sizes, and surface qualities are suitable for the application. Improper tooth contact, such as excessive or insufficient contact, can lead to noise and vibration issues. Adjusting the gear tooth contact pattern, modifying gear profiles, or using anti-backlash gears can help optimize gear meshing and reduce noise and vibration.
  • Ensure Adequate Lubrication: Proper lubrication is critical for minimizing friction, wear, and noise in a bevel gear system. Insufficient lubrication or using the wrong lubricant can lead to increased friction and noise generation. Check the lubrication system, ensure the correct lubricant type and viscosity are used, and verify that the gears are adequately lubricated. Regular lubricant analysis and maintenance can help maintain optimal lubrication conditions and reduce noise and vibration.
  • Inspect and Replace Worn Gears: Worn or damaged gears can contribute to noise and vibration problems. Regularly inspect the gears for signs of wear, pitting, or tooth damage. If significant wear is detected, consider replacing the worn gears with new ones to restore proper gear meshing and reduce noise. Additionally, ensure that the gear materials are suitable for the application and provide adequate strength and durability.
  • Address Resonance Effects: Resonance can amplify noise and vibration in a bevel gear system. Identify any resonant frequencies within the system and take steps to mitigate their effects. This may involve adjusting gear parameters, adding damping materials or structures, or altering the system’s natural frequencies to minimize resonance and associated noise and vibration.

Implementing these steps can help address noise and vibration issues in a bevel gear system. However, it is important to note that each system is unique, and the specific solutions may vary depending on the circumstances. Consulting with experts in gear design and vibration analysis can provide valuable insights and ensure effective resolution of noise and vibration problems.

bevel gear

What is the purpose of using bevel gears in right-angle drives?

Using bevel gears in right-angle drives serves several purposes and offers advantages in transmitting power efficiently and smoothly at a 90-degree angle. Here’s a detailed explanation of the purpose of using bevel gears in right-angle drives:

  • Change in Direction: One of the primary purposes of using bevel gears in right-angle drives is to change the direction of rotational motion. Bevel gears are designed to transmit power between intersecting or non-parallel shafts, allowing the input shaft and output shaft to be oriented at a 90-degree angle. This is particularly useful in applications where the space or mechanical constraints require a change in direction, such as in automotive differentials or power transmission systems that require a compact design.
  • Space Efficiency: Bevel gears offer a space-efficient solution for right-angle drives. Their compact design allows for effective power transmission in applications with limited space. By using bevel gears, the drive system can be designed to occupy a smaller footprint compared to other mechanisms, making them suitable for applications where space is a critical consideration.
  • Torque Transmission: Bevel gears are capable of transmitting high torque loads, making them suitable for right-angle drives. The meshing of the gear teeth provides a strong and reliable connection, allowing for efficient power transmission even at a 90-degree angle. This makes bevel gears suitable for applications that require the transmission of substantial torque, such as in industrial machinery, agricultural equipment, and heavy-duty power transmission systems.
  • Speed Adjustment: Bevel gears in right-angle drives enable speed adjustment between the input and output shafts. By selecting bevel gears with different tooth counts, the rotational speed can be adjusted according to the desired output requirements. This feature is beneficial in applications where different speeds are needed for specific operations or to match the requirements of the driven equipment.
  • Versatility: Bevel gears offer versatility in right-angle drives. They can be designed with different tooth profiles, such as straight-cut, spiral, or zerol, to optimize performance based on factors like noise reduction, load capacity, and efficiency. Additionally, bevel gears can be manufactured from different materials, allowing them to withstand different environmental conditions and requirements.
  • Smooth Operation: Bevel gears, especially spiral bevel gears, provide smooth and efficient operation in right-angle drives. The gradual engagement of the curved teeth reduces noise, vibration, and shock during gear meshing, resulting in quieter operation and improved overall system performance.
  • Wide Range of Applications: Bevel gears find extensive applications in right-angle drives across various industries. They are commonly used in automotive differentials, marine propulsion systems, industrial machinery, robotics, aerospace systems, and more. The ability to transmit power at a 90-degree angle efficiently and reliably makes bevel gears suitable for a wide range of applications.

In summary, using bevel gears in right-angle drives offers benefits such as changing the direction of motion, space efficiency, torque transmission, speed adjustment, versatility, smooth operation, and suitability for a wide range of applications. These advantages make bevel gears a preferred choice in numerous industries and systems that require efficient and reliable power transmission at a 90-degree angle.

China Professional China Spiral Bevel Gear Manufacturers wholesaler China Professional China Spiral Bevel Gear Manufacturers wholesaler
editor by CX 2023-09-25