| 摘要 |
<p>The present invention relates to a perforating machine and a method for perforating a membrane (1) by means of such a perforating machine comprising at least one needle (2) and a support (3), wherein the method comprises the steps: a) placing the membrane (1), said membrane being made of a thermoplastic, onto the support (3), said support having a temperature (TU) that is below the melting temperature (TMM) of the membrane (1), b) bringing said at least one needle (2), said needle being heated to a temperature (TN)exceeding the melting temperature (TMM) of the membrane (1), and said support (3) in the direction towards each other, while said at least one needle (2) penetrates the membrane (1), c) stopping the mutual displacement of the at least one needle (2) and the support (3), once said at least one needle (2) comes in contact with the support (3), d) bringing said at least one needle (2) and said support (3) in the direction away from each other, and e) removing the perforated membrane (1) from the support (3).</p> |
