Shaftless unwinding device for bag making machine

The utility model discloses a shaftless unreeling device for bag making machine, including vertical plate, side plate, lift mechanism, clamping mechanism and drive mechanism, lift mechanism includes first motor, first gear case, first threaded rod, nut and connecting piece, the number of side plate is two, and side plate is installed on the surface of vertical plate, and the first threaded rod is connected with nut and connecting piece. The lifting mechanism is located above the side plate on one side and used in cooperation with the clamping mechanism, and the clamping mechanism is used in cooperation with the driving mechanism. Through the arrangement of the vertical plate, the side plate, the lifting mechanism, the clamping mechanism and the driving mechanism, the shaftless unwinding device used for the bag making machine has the advantages that film material replacement is convenient, film material resetting is accurate, resources are saved, production efficiency is improved, and the problems that in the