Printing roller adjusting machine for printing machine

The utility model discloses a printing roller adjusting machine for a printing machine, and relates to the technical field of printing machines, the printing roller adjusting machine comprises a frame body, supporting strips are fixed to the two sides of the bottom of the frame body, two symmetrically-arranged fixing plates are fixed to the supporting strips, a fixed printing roller is arranged between the two fixing plates, the fixed printing roller is rotationally connected with the fixing plates, and an adjusting plate is arranged in the frame body; a first supporting plate is fixed to the side face of the adjusting plate, a second supporting plate is installed at the end, away from the first supporting plate, of the adjusting plate, a movable printing roller is installed between the first supporting plate and the second supporting plate, rotating shafts are arranged at the two ends of the movable printing roller, a motor is fixed to one side face of the supporting plate, and the output end of the motor pe