Improved heating device of plastic film printing machine

The utility model relates to the technical field of plastic film production, in particular to an improved plastic film printing machine heating device which comprises a fixing shell, blowers which are symmetrically arranged in a front-back mode are fixedly connected to the top in the fixing shell, a connecting shell is fixedly connected to the tops of the blowers, and connecting pipes are fixedly connected to the front end and the rear end of the connecting shell. One end of the connecting pipe is fixedly connected with the supporting frame, the other end of the connecting pipe is fixedly connected with the fixing shell, the heating shell is fixedly connected to the top in the fixing shell, the air uniformizing plate is fixedly connected to the lower portion in the heating shell, and the electric heating wires which are evenly distributed are fixedly connected to the interior of the heating shell. According to the plastic film heating device, the heating device can be improved, heat can be directly blown to a