In a shaftless machine for winding a web (4) on a roll (3), the machine having a pair of carrier rollers (1,2) of which at least one is driven, means (16) for introducing a roll into the gap between said carrier rollers, an assembly (5) comprising an ejection beam (6) and cutting (8) and fastening means (7), and means (9-14) for pivoting the assembly about the axis of one of the carrier rollers so as to eject a wound roll and, after a new roll (18) is introduced, to cut the web and to fasten it to the new roll, the improvement which comprises means (11-13) for displacing the assembly transverse to the axes of the carrier rollers thereby to adjust the position of the ejecting, cutting and fastening means so as to accommodate rolls of different diameters.
展开▼
