Automatic synthetic rod cleaning device

The utility model provides an automatic cleaning device for a synthetic rod. The automatic cleaning device comprises a cart and a cleaning device for cleaning the cart. A tray is arranged on the cart,a hole for cleaning liquid to penetrate through is formed in the bottom of the tray, and four wheels are arranged at the four corners of the bottom of the cart. The cleaning device comprises a box body for placing the trolley; pressure sensors are respectively arranged at the positions, corresponding to wheels of the trolley, of the bottom of the box body; a spraying device and a photoelectric switch are also arranged in the box body; and the photoelectric switch and the pressure sensor are used for controlling the spraying device together. According to the synthetic rod cleaning device, thetrolley for transferring the synthetic rods and the cleaning device for cleaning the synthetic rods in the trolley are arranged, so that the synthetic rods can be automatically cleaned by being pushedinto the cleaning device i