Worm Wheel
Worm Wheel

Worm Wheel

The worm wheel is the driven gear of the worm transmission device, and it achieves deceleration by meshing with the worm through helical tooth surfaces. The worm wheel is similar to a helical gear, but the tooth surface is produced in a concave shape in order to improve the surface contact area with the worm.
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Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of worm wheel in China. If you're going to wholesale bulk cost-effective worm wheel made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.

 

Hansheng Automation is an enterprise integrating production and sales. With over a decade of experience in the industry, it possesses a powerful production line and specializes in manufacturing various precision components. The products are sold to all over the world. We can customize various worm wheels according to the requirements of customers and provide high-quality products.

 

Products Features

 

High Reduction ratio in a Small Package

 

Worm wheel can achieve high reduction ratios easily, sometimes up to 100:1. It can convert the power of high-speed rotation into low-speed and high-torque output, making it particularly suitable for small-space applications that require large torque.

  

Compact Design

 

Compact in structure, small in size, light in weight, and easy to install and maintain.

Compared with many traditional gear systems, worm wheel systems occupy less space due to their unique arrangement. This makes it suitable for applications where space is limited.

 

Self-Locking Functionality

 

When the lead Angle of the worm is less than the equivalent friction Angle between the meshing teeth, the mechanism has self-locking property. That is, only the worm can drive the worm wheel to rotate. This function is of great significance in many situations where reversal needs to be prevented. It greatly improves the reliability and stability of the equipment operation.

 

Smooth transmission and low noise

 

The design of the worm wheel and worm makes it run very smoothly with almost no vibration or noise, which is crucial for many industries.

 

Built for Strength and Longevity

 

Worm wheel are made from tough, wear-resistant materials, making them a long-lasting solution for heavy-duty work.

 

Friction and heat generation

 

The sliding action creates friction, which will reduce efficiency to 30-50%. The generated heat requires good lubrication to manage.

 

Parameters

 

worm wheel Parameters Parameter range
wl Number of worm gear teeth (z2). 20~80 teeth
material Brass/Tin Bronze (ZCuSn10P1) / Aluminum Bronze (ZCuAl10Fe3)
Tooth width (b). 0.2mm~0.8mm

 

 

Process

 

Design and Planning

 

According to specific usage requirements and working conditions, determine the parameters of the worm wheel, such as module, number of teeth, helix Angle, center distance, etc.

Draw detailed processing drawings, including the shape, size and tolerance requirements of the worm wheel.

 

Material preparation

 

Select the appropriate material. Usually, the worm wheel is made of bronze or cast iron. Inspect the raw materials to ensure their quality meets the processing requirements.

 

Initial forming

 

Casting or forging: The basic shape of the worm wheel is first formed from a blank using casting or forging, especially for large-scale production.

 

Machining and finishing

 

Turning processing: Turn the blank of the worm gear to remove the excess material and process it into a rough shape and size. Then, the inner hole and end face of the worm gear are turned.

Milling: The initial shape of the tooth groove is machined.

Hobbing or shaping process: Further process the tooth profile to meet the precise meshing requirements.

Grinding processing: The tooth surface of the worm gear is ground to improve surface accuracy and smoothness and reduce tooth surface roughness.

 

Heat treatment and Surface treatment

 

According to the material and performance requirements, appropriate heat treatment should be carried out on the worm wheel and worm. It will increase its surface hardness, wear resistance, and lifespan.

Methods: Quenching, tempering, etc.

Surface treatment:involves anti-rust treatment of the worm wheel, such as galvanizing and oiling.

 

Quality control

 

Inspection: Dimensional and material inspections ensure the gear meets specifications. Use professional measuring tools, such as gear measuring instruments, to inspect parameters like tooth profile, tooth pitch, and center distance to ensure they meet the design tolerances.

Testing: The wheels are also tested under load to verify performance and reliability.

 

Application

Manufacturing equipment

Manufacturing equipment

In various manufacturing equipment, such as conveyors, mixers, winders, presses, etc., worm gear reducers reduce the speed of the motor or engine to meet production needs..

Robotics

Robotics

Used for controlled movement with minimal backlash.

Automotive systems

Automotive systems

Found in steering systems and windshield wipers due to their compact and powerful nature.

Conveyor belts Material handling

Conveyor belts Material handling

Hoists, cranes, and conveyor systems use worm gears for their high torque and load-holding capabilities.

Small engines

Small engines

Employed in small engines for their ability to provide high power in a small package.

Packaging machinery

Packaging machinery

Used for their compact size, quiet operation, and ability to handle high torque at low speeds.

 

FAQ

 

Q: How long does custom processing take?

A: Generally speaking, the cycle of custom processing of worm wheel mainly depends on the complexity of the design and the availability of materials. Simple designs may only take a few days, while complex projects may require several weeks or even longer.

Q: How to choose the right materials?

A: Generally speaking, commonly used materials include aluminium alloys, copper alloys and steel, etc. Aluminum alloy is lightweight and has good corrosion resistance, making it suitable for some special environments. Copper alloys, on the other hand, excel in electrical conductivity and wear resistance and are often used in precision equipment. Steel is renowned for its high strength and wear resistance, making it suitable for high-load applications.

Q: How is the cost of custom processing calculated?

A: The cost of custom processing of worm wheel is usually determined by multiple factors, including material costs, complexity of processing technology, production batch size and delivery time, etc.

Q: How to ensure processing quality?

A: To ensure the quality of custom processing of worm wheel, it is crucial to choose a reputable processing factory. When making a choice, it is recommended to check the qualifications of the processing factory, customer reviews and previous cases. At the same time, it is also a wise choice to require the processing factory to provide relevant quality inspection reports.

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