Heat shrink packaging machine

The utility model provides a heat shrink packaging machine. The feeding device comprises a rack and a feeding device body fixedly installed on the rack. The heat shrinkable film can be curled on a feeding roller of the feeding device; the heat shrink packaging machine further comprises an impurity removing device, the impurity removing device comprises first air blowing structures arranged on thetwo sides of the advancing path of the heat shrink film respectively, the first air blowing structures are fixed to the rack, and the central axes of the first air blowing structures are parallel to the central axis of the feeding roller. According to the utility model, the ion rod and other blowing structures capable of generating a large amount of airflow with positive and negative charges are additionally arranged; positive charges and negative charges on the surfaces of a film and a product can be neutralized, meanwhile, foreign matter adsorbed on the surfaces of the heat shrink film and the product can be blown a