Film-covering device capable of automatically cutting off spinning cake set

The utility model discloses a film-covering device capable of automatically cutting off a spinning cake set. The film-covering device comprises a frame and a film-cutting controller, wherein a lifting device is arranged on the frame; a turntable is arranged on the lifting device; the spinning cake set is arranged on the turntable; a film-clamping metal plate is arranged on one side of the turntable; the film-cutting controller is arranged on the other side of the frame; the film-cutting controller is connected with a control arm; a cutting-off rod is vertically arranged on the control arm; and a smoothing device is arranged on the cutting-off rod. When the spinning cake set enters the film-covering device for the spinning cake set, the turntable slowly rotates for two circles, then a stretching film is released by the film-clamping metal plate, and the stretching film is pulled out; after being rotated for four circles, the lifting device is lifted to a preset height; after being rotated for four circles, the