METHOD AND ARRANGEMENT IN CONNECTION WITH WRAPPING OF A PIECE

摘要

The invention relates to an arrangement and method for changing a film roll (R) in a wrapping machine, the wrapping machine comprising at least film distribution means (3) for supplying a wrapping film (F) in a continuous web from the film roll (R) around a piece (P) to be wrapped, roll fixing means (310) fitted in the film distribution means (3) for fixing said film roll (R) in a rotatable manner and substantially in the vertical direction, crank means (2) supported in a movable manner in a frame structure (1) and arranged to transfer said film distribution means (3) around the piece (P) substantially in the horizontal direction, wherein said film distribution means (3) are also arranged to move substantially in the vertical direction, and cassette means (11) for storing at least one film roll (R) and transferring it to the film distribution means (3) for the change of the film roll (R), as well as film fixing means (120) arranged in said cassette means (11) to fix the film end (Fa). In the invention, the film roll (R) is arranged to be coupled to said film distribution means (3) by means of a substantially vertical movement, and said film fixing means (120) are arranged to hold said film end (Fa) at least upon coupling said film roll (R) to the film distribution means (3) and at least during starting of the wrapping of the piece (P).