Steel wire rope spare tire up-down regulator assembly

The steel wire rope spare tire lifter assembly comprises a machine shell, a winding drum, a steel wire rope body, a first clamping base and a second clamping base, the winding drum is arranged in the center of the interior of the machine shell, a bearing is installed on the outer wall of one side of the winding drum, and the end, away from the winding drum, of the bearing is fixedly connected with the inner wall of the machine shell; a bearing is arranged on the top of the machine shell, a lubricating structure is arranged at the position, above the bearing, of the top of the machine shell, a bearing frame is installed on one side of the bottom end of the machine shell, a sleeve is installed at the bottom end of the bearing frame, a steel wire rope body is wound around the surface of the winding drum, the bottom end of the steel wire rope body sequentially penetrates through the machine shell and the sleeve and is provided with a square bracket, and a second clamping base is arranged on one side of the square