Coating machine

Abstract

[Problem] To quickly and thoroughly flush out residual coating material remaining in a coating head. [Solution] The coating machine of the present invention is a coating machine comprising an inkjet type coating head having an ejection surface on which a plurality of nozzles for ejecting coating material are provided, the coating machine comprising: a robot arm comprising a plurality of arm members at least including an arm member that holds the coating head; an arm control unit that controls the position and attitude of the coating head by driving the robot arm; a supply passage for supplying coating material to the coating head; a cleaning liquid supply unit which supplies cleaning liquid to the coating head via the supply passage; and a cleaning control unit which controls the cleaning liquid supply unit, wherein the arm control unit controls the driving of the robot arm during cleaning of the coating head so as to change the attitude of the coating head from a specified attitude to a tilted attitude in which the ejection surface is tilted relative to the horizontal plane, and the cleaning control unit drives the cleaning liquid supply unit to supply cleaning liquid to the supply passage in a state where the attitude of the cleaning head has been changed.

Dependencies are inferred from the claim text.