Auxiliary machining device for trolley frame

The utility model discloses an auxiliary machining device for a trolley frame. The auxiliary machining device comprises an adjustable support and a driving base. The driving base comprises a mounting frame, a transmission mechanism and a lead screw are arranged in the mounting frame, the transmission mechanism drives the lead screw to rotate, the upper portion of the mounting frame is in sliding fit with a cover plate, the lower portion of the cover plate is provided with a lead screw nut matched with the lead screw, and the upper portion of the cover plate is connected with the adjustable support; the adjustable support comprises a sleeve, a supporting stud is in threaded connection with the interior of the sleeve, and a supporting block is arranged at the upper end of the supporting stud. Clamping positions of workpieces in all directions can be adjusted conveniently, quick correction of structural parts is achieved, the device is suitable for position correction of large structural parts such as a trolley