Multi-layer storage device for cast film

The multi-layer storage device comprises a first cross beam, first supporting beams are symmetrically arranged at the left end and the right end of the first cross beam, bolt holes are formed in the first cross beam and the first supporting beams, bases are symmetrically arranged on the first supporting beams, two mounting holes are formed in the lower ends of the bases, and the two mounting holes are connected with the first cross beam through bolts. According to the utility model, the distance between the upper base and the lower base is adjusted through the two bolts at the lower ends of the bases according to the thickness of a cast film roll, the bases are fixed on the first support beam by the bolts through the mounting holes, and then the rocking handle is rocked clockwise, so that the cast film roll is fixed on the first support beam, and the cast film roll is fixed on the first support beam. The bracket cover is completely opened, a reel of a cast film roll is installed in the bracket, and then the b