What are the characteristics of the manufacturing process for gears in new energy vehicles?

Source: Zhejiang Jinchi Machinery Co.,Ltd.Release time: 2025-07-26

The manufacturing process of gears for new energy vehicles has the following characteristics:

1. High precision machining:

New energy vehicle gears require extremely high precision, therefore high-precision CNC machine tools and machining centers are needed for processing.

Precision machining technology ensures the accuracy of gear profile, pitch, and tooth surface to reduce transmission errors and noise.

2. Fine heat treatment:

Heat treatment is a key step in improving the hardness and wear resistance of gears. New energy vehicle gears usually use fine heat treatment processes such as carburizing, nitriding, induction heating, etc.

The gears after heat treatment need to be ground or shaved on precision machine tools to eliminate any deformation that may occur during the heat treatment process.

3. Surface treatment technology:

In order to improve the corrosion resistance and wear resistance of gears, surface treatment techniques such as coatings, coatings, PVD (Physical Vapor Deposition), etc. are usually used.

Surface treatment can not only improve the performance of gears, but also reduce the noise and vibration of gears.

4. Lightweight design:

The design of gears for new energy vehicles often pursues lightweight to reduce the overall weight of the vehicle and improve energy efficiency.

Lightweight materials such as aluminum alloys or composite materials may be used in the manufacturing process, and weight reduction can be achieved by optimizing the geometric shape of the gears.

5. Automation and Intelligence:

In the process of gear manufacturing, automation and intelligence technologies are widely used to improve production efficiency and product quality.

The application of advanced technologies such as robots and automated detection equipment makes the production process more stable and reliable.

6. Strict quality control:

Due to the high performance and lifespan requirements of new energy vehicle gears, strict quality control is necessary during the manufacturing process.

Every step from raw materials to final products requires strict quality inspection and monitoring.

7. Customized production:

New energy vehicle gears often require customized production according to different vehicle models and performance requirements.

Suppliers need to have flexible production capabilities and the ability to quickly respond to market changes.

8. Environmental requirements:

During the gear manufacturing process, it is necessary to comply with environmental regulations and reduce the emission of waste and pollutants.

Adopting environmentally friendly materials and clean production technologies to meet the requirements of sustainable development.

The manufacturing process of new energy vehicle gears needs to comprehensively consider multiple factors such as performance, cost, environmental protection, and market demand to ensure the high performance and reliability of the gears. With the continuous development of new energy vehicle technology, gear manufacturing processes are also constantly innovating and advancing.