The invention discloses a cleaning device for universal parts. The cleaning device comprises a case body and a cover, the two sides of the bottom of the cover are each provided with a clamping rod, the two sides of the case body are each provided with a buckle matched with the corresponding clamping rod, a controller is arranged on the right side of the case body, the controller is located below the buckle, the top of the cover is provided with a feed hopper, the bottom of the cover is provided with a connecting pipe, one end of the connecting pipe penetrates through the cover and extends out of the cover to be communicated with the feed hopper, the end, far away from the cover, of the connecting pipe is fixedly connected with the top of an installation block, the connecting pipe is communicated with the interior of the installation block, the installation block is provided with vent holes, and the right side of the inner wall of the case body is provided with an electric telescopic rod matched with the installation block for use. According to the cleaning device for the universal parts, the cleaning efficiency is improved, normal use of the universal parts is guaranteed, the machining cost of the universal parts is reduced, and the cleaning device is simple in structure, convenient to operate and suitable for application and popularization.