| 摘要 |
<p>Apparatus and method to replace a feed reel for feeding a film and to lay and cut a segment of the film. The apparatus includes a work plane, laying device having its own first gripper, a cutter having its own second gripper, and an unwinding assembly associated with the feed reel. The unwinding assembly includes a guide able to keep the end of the film guided during its insertion into the first gripper of the laying means and the cutting means, a third gripper able to be selectively activated during the change-of-reel step, and a tensioner able to keep the segment of film in tension between the feed reel and the first and second grippers and to allow the recovery of the segment of film during the change-of-reel step without needing to rewind the feed reel.</p> |
