China best Spiral Bevel Gear Unit Box worm gear winch

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.
 

Application: Motor, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Bevel Gear
Step: Three-Step

spiral gear

What lubrication and maintenance practices are required for spiral gears?

Spiral gears require proper lubrication and maintenance to ensure optimal performance and longevity. Here are the recommended lubrication and maintenance practices for spiral gears:

  • Lubrication: Adequate lubrication is essential for smooth gear operation and to minimize wear. The lubricant forms a protective film between the gear teeth, reducing friction and preventing metal-to-metal contact. It is crucial to use a lubricant that is compatible with the gear material, operating conditions, and load requirements. Regular lubrication intervals should be followed, and the lubricant should be replenished as needed.
  • Lubricant Selection: The selection of the lubricant depends on various factors such as gear speed, load, temperature, and environment. It is recommended to consult the gear manufacturer or lubrication experts to determine the most suitable lubricant for the specific application. The lubricant should have appropriate viscosity, additives, and temperature resistance to provide effective lubrication and protect against wear and corrosion.
  • Lubricant Application: The lubricant should be applied evenly to the gear teeth and mating surfaces. Depending on the gear design and accessibility, lubrication can be done through oil bath immersion, oil splash, forced circulation, or grease application. It is important to follow the gear manufacturer’s guidelines or industry best practices for proper lubricant application.
  • Monitoring and Inspection: Regular monitoring and inspection of the gear condition are essential for early detection of any abnormalities or signs of wear. This can include visual inspections, checking for unusual noise or vibrations, and measuring gear backlash and tooth wear. Monitoring can help identify potential issues and allow for timely maintenance or lubricant adjustments before significant damage occurs.
  • Cleaning and Contaminant Control: Regular cleaning of the gears and their surrounding areas is necessary to remove dirt, debris, and contaminants that can affect gear performance and lubrication. Contaminants can accelerate wear and cause damage to the gear teeth. Proper sealing and contamination control measures should be implemented to minimize the ingress of contaminants into the gear system.
  • Maintenance Schedule: Establishing a maintenance schedule is important to ensure timely lubricant replenishment, gear inspections, and necessary repairs or replacements. The maintenance schedule should consider the operating conditions, gear load, and manufacturer’s recommendations. Adhering to a well-planned maintenance schedule helps prolong the service life of spiral gears and ensures their continued performance.

By following these lubrication and maintenance practices, spiral gears can maintain their efficiency, durability, and reliability over time. Regular attention to lubrication, monitoring, and maintenance contributes to the smooth operation and extended lifespan of spiral gears in various applications.

spiral gear

What is the impact of helix angle on spiral gear performance?

The helix angle plays a crucial role in determining the performance characteristics of spiral gears. It affects various aspects of gear operation and functionality. Here’s the impact of the helix angle on spiral gear performance:

  • Load-Carrying Capacity: The helix angle influences the load-carrying capacity of spiral gears. A larger helix angle results in a more pronounced helical shape of the teeth, providing a larger contact area between the gears. This increased contact area allows spiral gears to distribute the load over more teeth, thereby increasing their load-carrying capacity. Gears with larger helix angles can handle higher loads and transmit more torque.
  • Smoothness of Operation: The helix angle significantly affects the smoothness of gear operation. A larger helix angle leads to a more gradual tooth engagement as the gears mesh. This gradual engagement reduces impact and vibration during gear meshing, resulting in smoother operation and reduced noise levels. Spiral gears with larger helix angles are known for their quiet operation and enhanced gear meshing characteristics.
  • Efficiency and Power Transmission: The helix angle also influences the efficiency of power transmission in spiral gears. A larger helix angle reduces sliding friction between the teeth during meshing. This reduction in friction results in improved power transmission efficiency and reduced energy losses. Gears with larger helix angles are more efficient in transmitting power, making them suitable for applications where power efficiency is a critical factor.
  • Axial Thrust and Thrust Load: The helix angle affects the axial thrust and thrust load in spiral gears. Axial thrust is the force generated in the axial direction due to the helical tooth arrangement. A larger helix angle produces a higher axial thrust, while a smaller angle generates a lower axial thrust. The axial thrust must be considered and managed in gear design to ensure proper gear support and minimize the need for additional thrust bearings.
  • Contact Pattern and Gear Meshing: The helix angle influences the contact pattern between the teeth during gear meshing. A larger helix angle shifts the contact pattern across the tooth face, allowing for more even distribution of the load and reduced stress concentration. The contact pattern also affects the gear meshing characteristics, such as tooth wear and noise generation. Proper selection of the helix angle ensures optimal contact pattern and improved gear meshing performance.

The choice of helix angle in spiral gears depends on the specific application requirements, including load capacity, smoothness of operation, power transmission efficiency, and axial thrust considerations. By selecting an appropriate helix angle, engineers can optimize spiral gear performance for different applications, ensuring reliable and efficient gear operation.

spiral gear

What is the purpose of using spiral gears in mechanical systems?

Spiral gears, also known as helical gears, serve several important purposes in mechanical systems. Their unique design and characteristics make them suitable for various applications. Here are some key purposes of using spiral gears:

  • Smooth and Quiet Operation: The helical tooth arrangement in spiral gears enables gradual tooth engagement, resulting in smoother and quieter operation compared to straight-cut gears. This makes them ideal for applications where noise reduction and smooth motion are essential.
  • High Load Capacity: Spiral gears can handle higher loads due to the helical tooth design. The load is distributed over multiple teeth, allowing for increased load-carrying capacity and improved strength. This makes spiral gears well-suited for heavy-duty applications that require the transmission of high torque or the handling of significant loads.
  • Efficient Power Transmission: The helical tooth arrangement in spiral gears helps minimize sliding friction between the teeth. As a result, spiral gears exhibit higher efficiency compared to straight-cut gears, as there are reduced power losses due to friction during gear operation. This efficiency is crucial in applications where power transmission needs to be optimized and energy losses minimized.
  • 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 eliminates the need for additional thrust bearings, simplifying the gear design and reducing complexity.
  • Versatility and Adaptability: Spiral gears can be manufactured in various configurations, including spur, helical, and double helical designs. This versatility allows for their application in a wide range of mechanical systems, including gearboxes, automotive differentials, machine tools, and industrial machinery. Their adaptability and compatibility with different gear types make them valuable components in various applications.

The purpose of using spiral gears in mechanical systems is to achieve smooth, efficient, and reliable motion transmission while handling high loads and providing noise reduction. Their unique design features make them a preferred choice in many applications where these characteristics are essential.

China best Spiral Bevel Gear Unit Box worm gear winchChina best Spiral Bevel Gear Unit Box worm gear winch
editor by CX 2023-09-25

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