Type of Pins
Pin fastener, a steel pin, usually cylindrical, that can keep machine parts in proper alignment or fasten them together. The pin is driven into a tapered hole that extends radially through the hub and shaft. The split cotter pin is used to prevent nuts from turning on bolts and to keep loosely fitting pins in place.
Type of shafts
Shafts are one of the most typical machine parts, refers to a rotating element whose length is larger than diameter, the cross section is usually circular, the machined surface generally comes in inner and outer cylindrical surface, conical surface, thread, spline, groove and transverse hole.
According to the characteristics of structure and shape, the shafts can be divided into smooth shaft, step shaft, hollow shaft and special-shaped shaft (including crankshaft, camshaft, eccentric shaft and cross shaft). For example, CNC turning