Device for feeding of film for the production of film bags and device for the production of film bags

摘要

Device (1) for feeding foil (2) comprises at least one driven supply roll holder (3), at least one conveying device (4), and at least one foil sensor device (6) arranged between the supply roll holder and the conveying device and having at least one fixed deviating roller (7) and first and second jockey rollers (8, 9) mounted in moving bearings (10, 11). The bearings of the jockey rollers are suspended on at least one flexible suspending device (12) guided via a deviating wheel (13, 14) and are coupled to each other so that the weight of the jockey rollers is at least partly compensated. An Independent claim is also included for a device used in the manufacture of foil bags comprising a welding device for welding at least two foils and at least two devices for feeding the two foils.