Film cutting table inflatable shaft structure

The utility model discloses an inflatable shaft structure of a film cutting table. The winding shaft comprises a shaft body, the shaft body comprises a side wall fixing piece arranged in the circumferential direction, a concave hole is formed in the side wall fixing piece, a thin film unwinding shaft and a thin film winding shaft are arranged on the two sides of the inner wall of the groove respectively, a thin film is arranged between the thin film unwinding shaft and the thin film winding shaft, and the concave hole extends in the length direction of the side wall fixing piece. In the usingprocess, a thin film is unwound from the thin film unwinding shaft, the other end of the thin film is fixed to the thin film winding shaft, then the thin film wraps the whole shaft body, gaps betweenthe side wall fixing pieces are covered, chippings and impurities on the thin film are prevented from entering the positions between the side wall fixing pieces, and the service life of the thin filmcutting table inflatable sh