Auxiliary device for repairing shaft head

The auxiliary device comprises a workbench, universal wheels are arranged at the corners of the bottom face of the workbench, a pressing head is arranged in the middle of the front end of the upper surface of the workbench, the pressing head comprises a pressing plate and a driving screw rod, the pressing plate and the driving screw rod are rotationally connected together, and the pressing plate and the driving screw rod are arranged on the workbench. The auxiliary device comprises a driving screw and a workbench, the driving screw is in threaded connection with the workbench, the upper surface of the workbench is in sliding connection with a supporting seat, and the top end of the supporting seat is rotationally connected with a positioning head. In order to solve the problems that in the prior art, shaft head surface repairing is troublesome, and the shaft head repairing efficiency is affected, the structure of an auxiliary device is improved and optimized, so that the auxiliary device can clamp and fix a m