China Professional Spiral Bevel Gear Unit Box hypoid bevel gear

Product Description

Product Description
 

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

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

Technical 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 gearboxes with various types are standardized, all ratios of 1:1, 1.5:1, 2:1, 2.5:1, 3:1, 4:1, and 5:1 are actual ones, and average efficiency is 98%.
2. Gear can rotate in both directions and transmit smoothly, with 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), and the precision is 5-6 grades.
5. Using computer gear tooth modification technology to improve the load capacity of the reducer.
There is a single axis, double horizontal shaft, vertical single, and double longitudinal axis as optional. 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, cementing, 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, S K F…..
Brand of oil seal CTY— ZheJiang or other brands requested

Package

Plastic bag + wooden carton
 

Company  Profiles

     
-We are a leading gear motor manufacturer
ZHangZhoug Xihu (West Lake) Dis.hai Reducer is a leading manufacturer of gear motors and gearboxes.
Since 1991, we have specialized in manufacturing a wide range of gear motors and gearboxes 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 the car parking system
  • spiral bevel gearbox

Certificate

FAQ

Q: Can you print other colors?
Yes. Customized colors can be printed on the gear motor according to your requirements.
Q: Is that the factory price?
Yes. We assure you all prices are based on the factory.
Q:  What is the lifespan? what is the guarantee
The lifespan of a 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 of documents including structural drawings, packing list, installation manual, and relative certificates can be provided. Moreover, customs declaration is provided. We provide a one-stop service for you. 
Q: Is it able to customize?
yes, we could re-design and produce the gear motor for your request if the total or plHangZhou quantity is enough.
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Application: Motor, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Three-Step

spiral gear

How do spiral gears contribute to reducing noise and vibration?

Spiral gears contribute significantly to reducing noise and vibration in gear systems. Their unique design and characteristics help minimize unwanted sound and vibrations. Here’s how spiral gears achieve noise and vibration reduction:

  • Gradual Tooth Engagement: Spiral gears have a helical tooth arrangement, which results in gradual tooth engagement as the gears mesh. Unlike spur gears with instantaneous full tooth contact, the helical teeth of spiral gears gradually come into contact, reducing the impact and shock during gear meshing. This gradual engagement helps to minimize noise and vibration.
  • Improved Contact Pattern: The helical tooth profile of spiral gears produces a favorable contact pattern between the teeth. The contact pattern is more evenly distributed across the tooth face compared to spur gears, which reduces stress concentration and potential noise generation. The improved contact pattern contributes to smoother and quieter gear operation.
  • Load Distribution: Spiral gears distribute the load over multiple teeth due to their helical shape. This load distribution helps to minimize localized stresses and reduces the risk of tooth breakage or pitting, which can contribute to noise and vibration. By spreading the load across a larger contact area, spiral gears ensure smoother and more stable gear operation.
  • Reduced Sliding Friction: The sliding friction between gear teeth can generate noise and vibration. Spiral gears, with their helical tooth profile, exhibit reduced sliding friction compared to spur gears. The sliding motion is distributed along the helical path, resulting in smoother tooth contact and reduced friction-induced noise and vibration.

Collectively, these factors—gradual tooth engagement, improved contact pattern, load distribution, and reduced sliding friction—contribute to the noise and vibration reduction achieved by spiral gears. This makes them particularly suitable for applications where quiet operation and minimal vibration are essential, such as precision machinery, automotive transmissions, and other noise-sensitive environments.

spiral gear

What are the benefits of using spiral gears in high-torque applications?

Spiral gears, also known as helical gears, offer several benefits when used in high-torque applications. These advantages make them well-suited for transmitting large amounts of torque efficiently and reliably. Here are the key benefits of using spiral gears in high-torque applications:

  • High Load Capacity: Spiral gears are designed to handle high loads and transmit significant amounts of torque. The helical tooth arrangement allows for load distribution across multiple teeth, reducing stress concentration on individual teeth. This design feature enables spiral gears to withstand the heavy forces encountered in high-torque applications.
  • Smooth and Efficient Power Transmission: The helical shape of the teeth in spiral gears enables smooth and continuous contact between the mating gears. This gradual tooth engagement results in reduced impact and vibration during gear meshing. Additionally, the helical tooth profile minimizes sliding friction, leading to efficient power transmission and reduced energy losses, which is particularly important in high-torque applications where power efficiency is crucial.
  • Reduced Noise and Vibration: The gradual tooth engagement and improved contact pattern in spiral gears contribute to reduced noise and vibration during operation. The helical tooth arrangement helps to distribute the load more evenly, minimizing dynamic forces and resulting in quieter gear operation. This is especially beneficial in high-torque applications where noise reduction is desired, such as precision machinery or noise-sensitive environments.
  • Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles on mating gears, which helps cancel out the axial thrust generated during gear meshing. This feature is particularly advantageous in high-torque applications where managing axial forces is critical. By eliminating or reducing the axial thrust, spiral gears simplify the gear design and reduce the need for additional components, such as thrust bearings.
  • Reliability and Durability: The robust design of spiral gears, combined with their ability to handle high loads and transmit torque efficiently, contributes to their overall reliability and durability in high-torque applications. The gradual tooth engagement, load distribution, and reduced friction help minimize wear and extend the service life of the gears, ensuring long-term performance under demanding conditions.

These benefits make spiral gears an excellent choice for high-torque applications where reliable and efficient power transmission, smooth operation, reduced noise, and durability are essential requirements.

spiral gear

What industries commonly use spiral gears in their applications?

Spiral gears, also known as helical gears, find applications in various industries due to their unique design and advantages. Here are some industries that commonly use spiral gears:

  • Automotive: Spiral gears are widely used in the automotive industry, particularly in applications such as gearboxes and automotive differentials. They provide efficient power transmission, smooth operation, and the ability to handle high torque loads.
  • Industrial Machinery: Many industrial machinery applications benefit from the use of spiral gears. These include heavy-duty machinery such as mining equipment, construction machinery, and manufacturing machinery. Spiral gears provide high load capacity, efficient power transmission, and reduced noise levels.
  • Power Generation: Spiral gears are utilized in power generation systems such as wind turbines, hydroelectric turbines, and steam turbines. They play a critical role in transmitting power from the turbine to the generator, providing efficient and reliable power transmission in these energy production systems.
  • Aerospace and Defense: The aerospace and defense industries employ spiral gears in various applications, including aircraft engines, missile systems, and satellite mechanisms. Spiral gears offer high load capacity, efficient power transmission, and the ability to withstand demanding operating conditions.
  • Machine Tools: Spiral gears are commonly used in machine tools, such as milling machines, lathes, and grinding machines. These gears contribute to the smooth and precise motion of the tools, ensuring accurate machining operations.
  • Robotics and Automation: Spiral gears are utilized in robotics and automation systems for their ability to provide precise and efficient motion transmission. They are crucial components in robotic arms, automated assembly lines, and other industrial automation applications.

These are just a few examples of industries that commonly use spiral gears. However, spiral gears can be found in various other applications where the advantages of smooth operation, high load capacity, efficient power transmission, and reduced noise levels are desired.

China Professional Spiral Bevel Gear Unit Box hypoid bevel gearChina Professional Spiral Bevel Gear Unit Box hypoid bevel gear
editor by CX 2024-01-03