| 摘要 |
<p>The present invention relates to a device for welding and separating a packaging material (8), comprising an ultrasonic welding device (2) with a sonotrode (3) having at least one sonotrode segment (3a) and with an anvil (4) having at least one anvil segment (4a), wherein the sonotrode (3) can be rotated about a first rotational axis, and wherein the anvil (4) can be rotated about a second rotational axis. The device further comprises a cutting unit (5), wherein the cutting unit (5) is integrated in the ultrasonic welding device (2), wherein the cutting unit (5) comprises a tensioning element (6) that tensions the fed packaging material (8) at a region, and wherein the cutting unit (5) further comprises a cutting edge (12) which is arranged such that it can be brought into contact with the region of the packaging material (8) that is tensioned by the tensioning element (6) in order to cut the packaging material.</p> |
