Tire replacement tool for automobile maintenance

The utility model provides a tire replacement tool for automobile maintenance, which relates to the technical field of automobile maintenance and comprises a fixing frame, universal wheels are fixedly mounted at four corners of the bottom of the fixing frame respectively, a driving mechanism is arranged at one end of the fixing frame, one end of the driving mechanism is fixedly connected with a mounting plate, and a fixing mechanism is arranged on one side of the mounting plate. A second motor drives a gear to rotate, so that a rack, a fixing mechanism and a tire are driven to move, the tedious step of manually adjusting the front-back position of the tire is omitted, a two-way lead screw is driven to rotate through a first motor, and therefore two lead screw sleeves drive a supporting arm and an arc-shaped clamping block to move in the direction close to or away from each other; according to the tire clamping and releasing device, the tires of different specifications can be fixed, the applicability and the