Title of the Invention: Anti-Paper Stamping Blowing Device for Printing Machine Patent Application No. Abstract: The utility model relates to a printing machine anti-paper dampening device, which comprises a delivery roller and an air pump. The utility model is characterized in that a plurality of hollow shafts are arranged in the delivery roller, and the outer ends of each hollow shaft are connected with a plurality of blowing nozzles, and the inner ends are connected with the air pump with a blowing pipe. The utility model has the advantages that the paper that has just finished printing and the ink is not dried can be effectively prevented from coming into contact with the delivery roller and the printed matter can be prevented from being dirty.