A railway vehicle operation coupler composition test device and method of use

The present invention relates to the role of the coupler for a railway vehicle test apparatus and methods of using the composition, the apparatus comprising a table, a dial mechanism, a plurality of auxiliary support mechanism, a push arm mechanism, a bracket and a test Lifting hook test; table comprising a table plate, a baffle plate, a shielding plate and a plurality of support frames; turntable means comprises a turntable connecting base, a thrust bearing and a rotary base; supplemental support mechanism includes a base and a support pulley; push arm translational movement mechanism includes a driving device, a chute and a horizontal slider; slider fastening one end of a connecting block, the other end of the push arm fastening a seat; test stand comprising two uprights and a crossbeam; test hook lifting rod comprises a horizontal bar and two vertical rods, horizontal rods rotatably connected by two side beams in the holder, a vertical rod, and n stands for an end portion is connected to a chain rings; rings comprises a chain link chains and two bails, open ends of the two bail chain are provided with a pair of pin holes.