3D PRINTER HAVING A COATER AND COATER CLEANING DEVICE AND METHOD FOR CLEANING A COATER OF A 3D PRINTER

摘要

Disclosed is a 3D printer 10 having a coating device 30 and a coating device cleaning device 50, wherein the coating device 30 comprises a container 32 which defines an inner cavity 34 for receiving particulate construction material and an elongated output region 36 for outputting the particulate construction material and can be moved into a cleaning position in which it is arranged above the coating device cleaning device 50, wherein the coating device cleaning device 50 comprises a wiping member 54 and a driving device for moving the wiping member, and wherein the driving device is configured to move the wiping member 54 for cleaning the output region 36 along the same when the coating device 30 is located above the coating device cleaning device 50.