Dongwei Precision Machinery

Self-lubricating bearings are classified into composite self-lubricating bearings, solid-embedded self-lubricating bearings, bimetallic self-lubricating bearings, and special material self-lubricating bearings. Different self-lubricating bearings are selected according to different applications and operating conditions.

Precision accessories are mechanical, electronic, optical and other parts with high precision, high quality and high reliability. They play a vital role in the development of modern industry and science and technology. The following is a detailed description of precision accessories:
Definition of precision accessories
Precision parts are mechanical, electronic, optical and other parts produced through precision manufacturing processes and technologies, with high precision, high quality, high reliability and other characteristics. These accessories are widely used in aviation, aerospace, energy, transportation, medical, electronic and electrical, industrial automation and other fields, and play a vital role in product performance and reliability.
Classification of precision accessories
According to the application field and processing technology, precision accessories can be divided into the following categories:
Mechanical precision accessories: including precision bearings, precision reducers, precision gears, precision shafts, etc. These accessories have the characteristics of high strength, high wear resistance and high precision, and are widely used in machine tools, automobiles, aerospace and other fields.
Electronic precision accessories: including semiconductor devices, precision connectors, circuit board components, etc. These accessories have the characteristics of small size, low power consumption and high performance, and are widely used in electronic equipment, communication systems and other fields.
Optical precision accessories: including optical lens, optical prism, grating, etc. The manufacture and assembly of these accessories require a high degree of precision and are widely used in photography, industrial inspection, medical equipment and other fields.