China manufacturer 20crmnti Low Carbon Steel Forging Large CZPT Gear Large Spiral Bevel Gear with Hot selling

Product Description

Product Description

Product introduction

Gear processing modules 0.5-20
Max. machining diamete for gear milling 1720mm
Max. main shaft through-hole diameter for gear grinding 180mm
Max, main shaft through-hole diameter for gear milling 320mm
Max. machining diameter for gear grinding 850mm
Highest precision GB11365-89   4 grade
Transmission ratio 1:1-1:10

My advantages:
1. High quality materials, professional production, high-precision equipment. Customized design and processing;
2. Strong and durable, strong strength, large torque and good comprehensive mechanical properties;
3. High rotation efficiency, stable and smooth transmission, long service life, noise reduction and shock absorption;
4. Focus on gear processing for 20 years.
5. Carburizing and quenching of tooth surface, strong wear resistance, reliable operation and high bearing capacity;
6. The tooth surface can be ground, and the precision is higher after grinding.

 

 

The company is a manufacturer of high-quality leather wheel transmission components and mechanical transmission equipment. Its products are widely used in various fields such as aviation, aerospace, shipbuilding, rail transit, engineering vehicles, and industrial automation equipment. The company was founded in December 2002, and its factory is located in Xihu (West Lake) Dis.ng Industrial Zone, Jiangfu City, ZheJiang Province. The existing factory building covers an area of 38000 square meters, with a registered capital of 20 million yuan and a total asset of about 180 million yuan. It has passed the CCs ship inspection and recognition by China’s classification society, and has been rated as a high-tech enterprise in ZheJiang Province and the ZheJiang High Precision Gear Transmission Key Component Engineering Technology Research Center.

The company has the most advanced manufacturing and testing equipment for bright precision gear transmission components in the world, with manufacturing accuracy CHINAMFG national standard 3-4 levels. It has 275G and 800G CNC Yawei gear grinding machines from Grissom Phoenix, Germany, Capa vX55 and VX59 CNC gear grinding centers from Germany, ZE400 and ZE8OO shaped gear grinding machines from Capa Niles, worm gear grinding machines from Germany, Graub 5-extraction linkage machining center from Germany, KS42 high-precision straight bevel gear grinding machine from Switzerland, Teng gear grinding machine from Switzerland, S33 high-precision CNC universal domestic and foreign grinding machine from Stuttgart, Switzerland, and GMM1500 gear measuring center from Grissom GMM1500, Zeiss Santang, Germany.

After years of testing, exploration, and improvement, the company’s research and development team has mastered key technologies such as high-precision gear CNC grinding technology, inspection technology, heat treatment technology for thin-walled parts, independent design and manufacturing technology for special cutters, fixtures, and special measuring tools. At present, the company’s manufacturing capacity and technical development level rank among the leading levels of domestic peers.
 

 

 

 

FAQ

Main Markets? North America, South America, Eastern Europe , West Europe , North Europe, South Europe, Asia
How to order? * You send us drawing or sample
* We carry through project assessment
* We give you our design for your confirmation
* We make the sample and send it to you after you confirmed our design
* You confirm the sample then place an order and pay us 30% deposit
* We start producing
* When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
* Trade is done, thank you!!

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 60/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

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 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 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 manufacturer 20crmnti Low Carbon Steel Forging Large CZPT Gear Large Spiral Bevel Gear with Hot sellingChina manufacturer 20crmnti Low Carbon Steel Forging Large CZPT Gear Large Spiral Bevel Gear with Hot selling
editor by CX 2023-11-02

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