Cylindrical Pin Manufacturers: Characteristics and Applications of Cylindrical Pins

　　Cylindrical Pin ManufacturerIntroduction: Pins are generally used for connecting, locking, or assembling parts, and can also be used as parts of safety devices. Cylindrical pins are interference-fit in holes to fix parts, transmit power, or act as locating pins. Cylindrical pins are locating pins used to fix the relative positions of parts. They are important auxiliary parts in joint machining and assembly.

　　The Cylindrical Pin Manufacturer indicates that cylindrical pins include ordinary cylindrical pins, internal threaded cylindrical pins, threaded cylindrical pins, pins with holes, and spring cylindrical pins.

　　Cylindrical pins are manufactured using high-quality carbon structural steel as raw material. Generally, C35 and C45 are used as materials, but heat treatment is required. Bearing steel is selected under high-strength requirements. 65Mn is mostly used for spring cylindrical pins.

　　Interference fit connections are divided into direct interference and auxiliary interference. The former is achieved by the interference fit of the two parts themselves, relying on friction to transmit the load. The cylindrical pin interference fit is a direct interference fit.

　　Performance and Applications:

　　Simple structure, good neutrality, high load-bearing capacity, good variable load and impact performance, but high requirements for the machining accuracy of the mating surface.

　　Large disassembly force, the mating surface will be scratched, and it is a non-dismountable connection. When the interference is small or hydraulic installation and disassembly is used, this connection can also be disassembled. Wide range of applications.

　　The Cylindrical Pin Manufacturer indicates that cylindrical pins are suitable for positioning and can also be used for connection. Different matching requirements can be selected; different diameters have different tolerance requirements; pin holes need to be reamed, repeated disassembly will reduce the positioning accuracy and connection tightness of the pin, and can only be used to transmit smaller loads. The internal thread of the internal threaded cylindrical locating pin is easy to disassemble. The positioning accuracy of the threaded cylindrical locating pin is relatively low, and it is mostly used in occasions with low precision requirements.

　　Elastic cylindrical pins have elasticity. After being inserted into the pin hole, they are close to the hole wall and are not easy to loosen. The pinhole precision is low. Interchangeable holes can be disassembled multiple times, and the rigidity is poor. Suitable for occasions with impact and vibration. It can replace some cotter pins, cylindrical locating pins, pin shafts, or taper pins. The pin hole and the pin shaft can be locked with another cotter pin, which is easy to disassemble and suitable for hinges.