Traditional hardware parts, also called small hardware, hardware accessories. Refers to iron, steel, aluminum and other metals through forging, calendering, cutting and other physical processing made from a variety of metal appliances. Hardware parts include mold metal parts, mechanical hardware parts, daily hardware parts, window hardware parts, marine hardware parts, building hardware parts, aerospace hardware parts and security supplies. Mechanical hardware parts as a subject of the specific contents include:
1, 0 (part) of the connection. such as thread connection, wedge connection, pin connection, key connection, spline connection, interference fit connection, elastic ring connection, riveting, welding and bonding.
2, transmission movement and energy transmission, friction wheel drive, key drive, harmonic drive, gear transmission, rope transmission and screw drive, and other mechanical transmission, as well as transmission shafts, couplings, clutches and brakes, and other corresponding shafting 0 (part) parts.
3, supporting the role of 0 (parts), such as bearings, boxes and chassis and so on.
4 lubrication system and sealing.
5, Spring and other 0 (part) pieces.