Plastic key semi-finished product cleaning device

The utility model discloses a cleaning device for a plastic key semi-finished product. Including a housing, openings are formed in the left side and the right side of the shell; a belt conveyor is mounted in the two openings in a penetrating manner; a plurality of limiting protrusions are evenly distributed on the surface of a belt of the belt conveyor. Two telescopic rods are arranged on the front inner wall and the rear inner wall of the shell in a penetrating mode. A brushing mechanism is mounted on the side wall of the part, located in the shell, of a telescopic seat of the telescopic rod;a mounting frame is fixed to the rear side wall of the shell, a telescopic head of the telescopic rod is rotatably connected with the mounting frame, a rotating mechanism is arranged on the mountingframe, a reciprocating mechanism connected with a telescopic seat of the telescopic rod is mounted at the upper end of the shell, a water tank is arranged on the front side wall of the shell, and a flushing mechanism connected