Printing machine conduction band cleaning device

The invention provides a printing machine guide belt cleaning device which comprises a cleaning box, guide supports are arranged on the two inner side walls of the cleaning box correspondingly, a first sliding groove and a second sliding groove are formed in the guide supports correspondingly, the first sliding groove is formed in the horizontal direction, a guide sleeve is arranged in the first sliding groove, and a guide groove is formed in the guide sleeve; the second sliding groove is in an inverted triangle shape, part of the second sliding groove is parallel to the first sliding groove, a movable block is arranged in the second sliding groove, a supporting rod is arranged on the movable block and matched with the guide groove, a driving rod and a driving assembly are further arranged on the cleaning box, a limiting groove is formed in the driving rod, the movable block can slide along the limiting groove, and a mounting plate is further arranged in the cleaning box. The two ends of the mounting plate ar