Asphalt pavement crack repairing device

The utility model relates to an asphalt pavement crack repairing device which comprises a base plate, the outer side wall of the base plate is fixedly connected with the bottom end of a vertical threaded rod, the other end of a horizontal plate is rotatably connected with the top end of a supporting rod, the bottom end of the supporting rod is rotatably connected with one side of the top face of a bottom plate, and an anchoring nail is installed on the other side of the top face of the bottom plate in a penetrating mode. A middle supporting frame is fixed to the middle of the top face of the base plate, an adjusting sleeve penetrates through the top of the middle supporting frame through a bearing seat, the bottom end of the adjusting sleeve is connected with the top end of a bottom threaded rod, the bottom end of the bottom threaded rod is fixedly connected with the top face of a shaping plate, and the side face of the shaping plate is attached to the inner wall of the shaping window. According to the asphal