| 摘要 |
<p>The stripper device has fastener part (4) for fixing to the punch, and an elastic element (21). A stripper element (15) surrounding the punch is in contact with the work piece, e.g. the metal plate, and is enclosed by a guide element (11). The elastic element is positioned outside the work piece contact area, between stripper element or guide element and punch and/or within the guide element. The guide element is a sleeve, an the stripper element has a mainly straight shaft (17) and a projecting collar (18). Part of the shaft is coated with lubricant. The stripper element is of bronze or a similar material, and the elastic element is of a spring-elastic flexible or self-restoring material.</p> |
