| 摘要 |
Automatic packaging machine comprising a frame (1) positioned in which is a fixed filling station (2) to which the product to package arrives by means of appropriate means (3) and a plurality of forming units (4a, 4b, 4c) each comprising its own tubular forming element (5a, 5b, 5c); these tubular forming elements having different dimensions and/or forms in such a way as to make packs with different formats;wrapped around a given tubular forming element (5a, 5b, 5c) is at least one layer of film (23) of plastic material taken from an associated reel (6a, 6b, 6c);these forming units (4a, 4b, 4c) are connected to a frame (14) capable of moving in one direction or the other along the frame (1) by means of appropriate driving means (17, 18) in such a way as to take one of said forming units (4a, 4b, 4c) case by case into correspondence with said fixed filling station (2). |
