Surface coating device for cow leather production

The utility model relates to the technical field of cow leather production equipment. According to the surface coating device for cow leather production, a wiping device is mounted in the mounting box, cow leather can be transmitted along a transmission cavity, and when the cow leather passes through the bottom of the mounting box, gauze makes contact with the surface of the cow leather under the action of a grinding disc and a second motor; the surface of cow leather is evenly coated with coating liquid while grinding is completed, primary coating of the surface of the cow leather is completed, a second vertical frame, a liquid leakage pipe and a flow distribution plate are installed on the upper portion of a conveying base, the coating liquid can continuously drop on the surface of the cow leather through the liquid leakage pipe, and due to the fact that the flow distribution plate is of a wave structure, the coating liquid can continuously drop on the surface of the cow leather; according to the cow leathe