Tire changer for producing off-the-road tires

The utility model relates to the technical field of tire changing machines, and discloses a tire changing machine for producing off-the-road tires, which comprises a machine table, side plates are symmetrically and fixedly connected to the upper end of the machine table, a mounting plate is fixedly connected to the upper ends of the two side plates together, a hydraulic cylinder is mounted at the bottom of the mounting plate, and a material pushing plate is fixedly connected to the output end of the hydraulic cylinder. A fixing pipe is fixedly connected to the upper end of the machine table, a base is slidably connected into the fixing pipe, a tire is arranged at the upper end of the base, a plurality of springs are annularly, evenly and fixedly connected to the portion, located in the fixing pipe, of the upper end of the machine table at equal intervals, and the other ends of the springs are fixedly connected to the base. The machine table is symmetrically and rotationally connected with threaded rods throug