Automatic sponge winding equipment

The utility model discloses an automatic sponge winding device which comprises an outer frame and an inner frame which are connected in a sliding mode. A first sliding rail and a second sliding rail are arranged on the two sides of the outer frame correspondingly, a first winding device and a second winding device are arranged on the first sliding rail and the second sliding rail correspondingly in a sliding mode, and the first winding device and the second winding device are oppositely arranged; a lifting device is further arranged on the inner frame, and a first supporting roller and a second supporting roller which are parallel to each other are rotationally arranged at the driving end of the lifting device; in conclusion, according to the automatic sponge winding equipment provided by the utility model, the winding devices capable of transversely sliding are arranged on the two sides of the equipment, and the winding devices move towards the two sides when a plastic packaging film is subjected to heat sea