China Custom Customized Spiral Gear Shaft for Reducer/Oil Drilling Rig/ Construction Machinery/ Truck/ Fan Machine gear patrol

Product Description

Product introduction
 

Gear model Customized gear shaft accoding to customers sample or drawing
Processing machine CNC machine
Material 20CrMnTi/ 20CrMnMo/ 42CrMo/ 45#steel/ 40Cr/ 20CrNi2MoA
Heat treattment Carburizing and quenching/ Tempering/ Nitriding/ Carbonitriding/ Induction hardening
Hardness 58-62HRC
Qaulity standerd GB/ DIN/ JIS/ AGMA
Accuracy class 5-8 class
Shipping Sea shipping/ Air shipping/ Express

Factory introduction

  ZheJiang Yingxing Gear Co., LTD is set product development, production and sales of specialized enterprises, the company was founded in 2007, is located in Xihu (West Lake) Dis. Bridge River, 50 kilometers from the provincial capital HangZhou city, convenient transportation.
  
  The company has modern professional production workshop covers an area of 30,000 square meters, 120 employees, including professional and technical staff of 30 people.  We buy the advanced processing center equipment from Germany and American. We produce the gear for reducer,agricultural machinery, construction machinery, oil drilling rig,and other aspects of the production. The company has been appraised as ZheJiang quality products, corporate credit quality units. The company has offices in HangZhou.

  Our products sell well in China and exported to Europe, the Americas, the Middle East, Southeast Asia and other countries. My company adhered to the “good faith, winning by quality, first-class service will be presented to our customers” for the purpose, we are willing to be honest with you, and work together for a better tomorrow.

Factory pictures and cerfitication

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Application: Machinery, Marine, Agricultural Machinery, Oil Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spiral Gear
Material: 20crmnti
Customization:
Available

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Customized Request

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

How do you calculate the gear ratio in a spiral gear system?

The gear ratio in a spiral gear system can be calculated by comparing the number of teeth on the driving gear (pinion) to the number of teeth on the driven gear (gear). The gear ratio represents the ratio of the angular velocity (speed) of the driving gear to the angular velocity of the driven gear. Here’s the formula to calculate the gear ratio:

Gear Ratio = Number of Teeth on Driven Gear / Number of Teeth on Driving Gear

For example, consider a spiral gear system where the driving gear (pinion) has 20 teeth, and the driven gear (gear) has 40 teeth. The gear ratio can be calculated as follows:

Gear Ratio = 40 / 20 = 2

In this example, the gear ratio is 2, which means the driven gear will rotate at half the speed of the driving gear. This calculation assumes that the gears have the same module (gear size) and that there are no additional gear stages in the system.

It’s important to note that the gear ratio determines the speed and torque relationship between the driving and driven gears. A gear ratio greater than 1 (e.g., 2, 3, etc.) indicates a reduction in speed and an increase in torque, while a gear ratio less than 1 (e.g., 0.5, 0.75, etc.) indicates an increase in speed and a reduction in torque.

When working with spiral gears, it’s essential to consider the helix angle and axial thrust in addition to the gear ratio to ensure proper gear design and performance.

spiral gear

How do spiral gears contribute to smoother and quieter gear engagement?

Spiral gears, also known as helical gears, offer several design features that contribute to smoother and quieter gear engagement compared to other gear types. Here’s how spiral gears achieve this:

  • Gradual Tooth Engagement: The helical tooth arrangement in spiral gears allows for gradual tooth engagement as the gears mesh. Unlike straight-cut gears, where the teeth make sudden contact, spiral gears have angled teeth that come into contact gradually. This gradual engagement helps to reduce impact and noise during gear meshing.
  • Increased Contact Ratio: The helical tooth design of spiral gears provides a higher contact ratio compared to straight-cut gears. The contact ratio refers to the number of teeth in mesh at any given time. With a higher contact ratio, the load is distributed over multiple teeth, resulting in reduced stress on individual teeth and smoother gear operation.
  • Reduced Sliding Friction: The helical tooth arrangement in spiral gears helps minimize sliding friction between the teeth. As the teeth mesh, the angled surfaces slide against each other instead of making direct contact. This sliding action reduces friction and wear, leading to smoother operation and reduced noise levels.
  • Efficient Load Distribution: Spiral gears distribute the load over multiple teeth due to their helical tooth arrangement. This distribution of load helps to evenly distribute the forces and minimize localized stresses. By spreading the load, spiral gears can handle higher torque transmission and carry heavier loads, resulting in smoother and more reliable gear engagement.
  • Axial Thrust Compensation: Spiral gears can be designed with opposite helix angles on mating gears. This configuration helps cancel out the axial thrust generated during gear meshing. By eliminating or reducing the axial thrust, spiral gears reduce the need for additional thrust bearings and simplify the gear design, contributing to smoother operation.

These design features of spiral gears, including gradual tooth engagement, increased contact ratio, reduced sliding friction, efficient load distribution, and axial thrust compensation, work together to provide smoother and quieter gear engagement. These characteristics make spiral gears ideal for applications where noise reduction, smooth operation, and reliable gear meshing are essential.

China Custom Customized Spiral Gear Shaft for Reducer/Oil Drilling Rig/ Construction Machinery/ Truck/ Fan Machine gear patrolChina Custom Customized Spiral Gear Shaft for Reducer/Oil Drilling Rig/ Construction Machinery/ Truck/ Fan Machine gear patrol
editor by CX 2023-12-25

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spiral gear

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