Abrasion test tool for rotary joint of hydraulic support rod

The invention discloses a hydraulic support rod rotating joint wear test tool, and relates to the technical field of wear test equipment, the hydraulic support rod rotating joint wear test tool comprises a rack, a driving part arranged on the rack, a main shaft, a fixed clamp assembly and a swing clamp assembly, the output end of the driving part is connected with one end of the main shaft, and the driving part is used for driving the main shaft to alternately perform forward rotation and reverse rotation; one end of the main shaft is connected with the swing clamp assembly, the other end of the main shaft is connected with the swing clamp assembly, the swing clamp assembly is fixedly connected with the end of a supporting arm in the hydraulic supporting rod rotating joint, the fixed clamp assembly is rotationally connected with a rotating shaft in the hydraulic supporting rod rotating joint, and the rotating shaft fixed to the fixed clamp assembly and the main shaft are coaxially arranged; according to the i