Sweeping device of coating head for coating

The present invention provides a cleaning device of the coating head for coating, having an attraction part, when the front end of the cleaning device is contact with the front end of the coating headfor coating equipped with a slit outlet for supplying coating liquid, the coated liquid attached on the lip of the coating head for coating is removed by making the cleaning device move in the lengthdirection along of the coating head for coating, the attraction part makes the cleaning device attract the coating liquid after removing from the coating head for coating, and the back side of the moving direction of the cleaning device is set with a cleaning liquid supplying nozzle, the cleaning liquid supplying nozzle moves together with the cleaning device, and supplying the cleaning liquid tothe front end of the cleaning device after removing the coating liquid from the coating head for coating. When the front end of the cleaning device moves along the length direction of the coating head for coating under the contacting state with the coating head for coating, and removes the coating liquid attached on the lip of the coating liquid for coating, the coating liquid attached on the cleaning device is removed simply and credibly.