Device for cutting and fixing plastic film in machines for wrapping pallets, and corresponding process

摘要

A device for cutting and fixing plastic film in machines for wrapping pallets comprises: means for spacing ( 1 ) at least one layer ( 2 a) of the film ( 2 ) at a distance from the rest of the wrapping already applied to the pallet ( 13 ) so as to create an empty compartment ( 16 ) between said layer ( 2 a) and the pallet ( 13 ); means for deforming ( 4; 17 ) said layer ( 2 a) of film ( 2 ), able to render possible the access to the compartment ( 16 ); means for cutting ( 3 ) the film ( 2 ); means for withholding ( 8 ) the film ( 2 ) in the proximity of at least one end ( 7 ) of the cut film ( 2 ); and means for pushing ( 6 ) the end ( 7 ) of the cut film ( 2 ) within the compartment ( 16 ). A sequential process enables activation of the aforesaid device so as to perform the corresponding operations in series.