Slitting mechanism for printing PE film

The utility model relates to the technical field of production equipment, and discloses a slitting mechanism for printing a PE (Poly Ethylene) film, which comprises a base, the front surface of the base is fixedly connected with an unwinding drum through a bracket, the left side of the unwinding drum is provided with a surrounding rod, the surrounding rod is fixedly connected with the base, and the left side of the surrounding rod is provided with a slitting device. A leftover material storage box is arranged on the back face of the base. And a winding device is arranged on the left side of the slitting device. Sliding of the movable roller base can be controlled through an external power source to change the size of the telescopic roller so that materials of different sizes can be cut, the movable sleeve is controlled through the external power source to drive the tool rest to ascend and descend on the roller support, the purpose of cutting the materials is achieved, and cut waste can be guided into a leftov