Zipper polishing machine

The utility model provides a zipper polishing machine. The zipper polishing machine comprises a rack, a belt feeding device, a polishing device, a flattening device, a belt discharging device and a transmission device, wherein the belt feeding device, the polishing device, the flattening device and the belt discharging device are sequentially connected with one another; a dustproof cover is arranged above the polishing device; a collecting device is arranged below the polishing device; the transmission device is connected with the belt feeding device, the polishing device and the belt discharging device; the polishing device is mounted inside the rack, and comprises a plurality of polishing wheel sets; each polishing wheel set comprises a rough polishing wheel set and a fine polishing wheel set which are mounted in a staggered manner; each of the rough polishing wheel sets and the fine polishing wheel sets comprises a main polishing wheel and a secondary polishing wheel arranged in pairs with the main polishing wheel; the main polishing wheels are mounted inside the rack in a wrapping manner; the secondary polishing wheels are positioned on one sides of the main polishing wheels, and are connected with eccentric wheels. The zipper polishing machine adopts the polishing wheel combination design, and combines rough polishing and fine polishing, can carry out all-directional and multi-angle polishing on the surfaces of zippers, improves the surface smoothness of the zippers, conducts molding in one time, and improves production efficiency.