Colour deck of a printing press with a cleaning device for an ink roller and cleaning process for a colour deck

摘要

The inking unit (10) comprises multiple mutually operating rollers (11,12), which process the ink supplied from an ink reservoir (14). A cleaning unit (20) is provided, which comprises a squeegee (21) and a squeegee box (22), where the squeegee is placed against one roller of the inking unit for squeegeeing the ink adhered to the roller. The cleaning device comprises a nozzle (31), which is connected to a gas conveying system (32) that directs the escaping gas stream to the squeegee directly or through a flow deflection.