Residual film cleaning mechanism for residual film recycling machine and cleaning method

The invention belongs to the technical field of residual film recycling, and particularly relates to a residual film cleaning mechanism for a residual film recycling machine and a cleaning method. The residual film cleaning mechanism comprises a film collecting box, a rack and a recycling roller, wherein the film collecting box is used for storing residual films; the side, close to the film collecting box, of the rack is fixedly connected with the film collecting box, and the rack is used for overall supporting and moving; and the recycling roller is fixedly connected to the interior of the rack , and the recycling roller is used for recycling the residual films. The film cleaning mechanism is arranged, a motor drives a first transmission wheel to rotate, two screw rods can rotate synchronously through a first belt, a push plate can move on the surfaces of the screw rods, residual films stacked in the film collecting box are pushed out of the film collecting box, manpower and material resources can be saved,