Environment-friendly printing machine for carton production

The utility model discloses an environment-friendly printing machine for carton production, which belongs to the technical field of carton production and comprises an operating table and a printing body arranged above the operating table, fixing piles are welded on two sides of the top wall of the operating table, and a supporting beam is arranged between the two fixing piles in a liftable manner. The inner side of the operation table is further provided with two movable plates which translate oppositely or oppositely, the ends, close to each other, of the two movable plates are each provided with a plurality of rollers which are distributed in a linear array mode in the horizontal direction, each roller is wrapped with a protection ring, and the inner side of the operation table is provided with a metal conveying belt which runs horizontally; a second motor for driving the metal conveying belt to operate is fixedly welded to the outer wall of the operation table, and first motors are fixedly welded to the to