| 摘要 |
A wrapping machine for winding a web (1) of wrapping film from a roller (2) around an object to be packaged. The wrapping machine has a film dispenser (3) which comprises a frame (4) provided with at least one guide means (5, 11) in contact with the first side (1 1) of the film 1 to guide the film; an openable gate section (7) provided with at least one guide means (8, 12) which is in contact with the opposite side (1 2) of the film relative to the first side, said gate section (7) being pivoted on the frame so that it can be turned between an open position (I) and a closed position (II); and a pre-stretching device (10) for preliminary stretching of the film. The pre-stretching device comprises a first pre-stretching roller (11) and a second pre-stretching roller (12). One of the pre-stretching roller (11, 12) is connected to the frame (4) and the other one is connected to the gate section (7) in such manner that one of the pre-stretching rollers in contact with the first side (11) of the film while the other one is in contact with the other side (12).
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