The invention discloses a garbage disposal incinerator which includes ground. The ground is provided with a first circular groove, a first circular plate is arranged on the lower bottom face in the first circular groove, the lower surface of the first circular plate is fixedly connected with the first circular groove, a second circular groove is formed in the center of the upper surface of the first circular plate, the second circular groove is internally provided with a lifting device, a rotating device is arranged on the upper side of the lifting device, a pushing-pulling device is arrangedon the upper side of the rotating device, a fourth rectangular plate is arranged on one side of the ground, a controlling box is arranged at the upper end of the fourth rectangular plate, and the controlling box is internally provided with ten buttons. The garbage disposal incinerator has the beneficial effects of simple structure and high practicability.