Tire stacking machine

The invention is suitable for the technical field of tire stacking, and provides a tire stacking machine which comprises a fixing frame and a lifting piece arranged on the fixing frame in a sliding mode. An overturning piece is rotationally arranged on the lifting piece; an arc-shaped plate is rotationally arranged on the surface of the mounting box; a first sliding piece and a second sliding piece are symmetrically and sequentially arranged in the arc-shaped plate in a sliding mode. An air bag connecting piece is inserted into the side face of the first sliding piece. The airbag connecting piece comprises an airbag column; a plurality of annular elastic airbags coaxial with the airbag column are uniformly arranged on the peripheral side surface of the airbag column; according to the device, the multiple sets of tires are placed in the arc-shaped plate in the horizontal state, pressing of the sets of tires is completed, the lifting piece is controlled to ascend, the overturning piece is driven to overturn tog