Printing machine easy and convenient to operate

The utility model discloses a printing machine simple and convenient to operate, which comprises two supports fixedly arranged on a working table, a movable printing mechanism and a pressing and positioning mechanism are arranged between the two supports, two fixing plates are arranged on the side wall of the rear end of the working table, the two fixing plates are respectively and rotatably connected with a rotating rod, and the rotating rods are arranged on the two fixing plates. Wherein a driving motor is fixedly installed on the side wall of one fixing plate, the output end of the driving motor is fixedly connected with the corresponding rotating rod, a winding roller is installed between the two rotating rods, and cross-shaped clamping grooves are fixedly formed in the left side and the right side of the winding roller. The printing machine has the advantages that the wind-up roll is easy and convenient to disassemble and assemble on the workbench and convenient to replace in time, the installation posit