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    • 12. 发明公开
    • THREE KNIVES CUTTING
    • 三把刀切割
    • EP1187705A1
    • 2002-03-20
    • EP01922541.6
    • 2001-03-22
    • Visteon Global Technologies, Inc.VISTEON SYSTEMES INTERIEURS S.A.S.
    • SAELEN, MarcDELATTRE, Jean-YvesFREYCON, Bernard
    • B26D3/10
    • B26D3/10B26D11/00Y10T83/0572Y10T83/0605Y10T83/8834Y10T409/50082Y10T409/5041Y10T409/506396
    • The invention relates to a process and a device for producing a contour of a planiform piece, intended, in particular, for the internal trim of motor vehicles, in which said piece (1) is cut to define at least an apex (2) of said contour (3), having a given profile P, and a side (4), or so-called first side, of said contour (3) extending from said apex (2). According to the invention, there are carried out sequentially: on one hand, cutting of said piece (1) to produce simultaneously at least said apex (2), according to said profile P, and to cut said first side (4) over a portion, referred to as a fraction F, of its length extending from said apex (2); on the other hand, at least another operation of cutting said piece (1) to produce said first side (4), including at least a portion at least of said fraction F.
    • 本发明涉及一种用于制造特别是用于机动车辆的内部装饰的平板状件的轮廓的方法和装置,其中切割所述部件(1)以限定至少一个(2)的顶点(2) 所述轮廓(3)具有给定的轮廓P以及从所述顶点(2)延伸的所述轮廓(3)的侧面(4)或所谓的第一侧面。 根据本发明,依次进行:一方面,根据所述轮廓P切割所述块(1)以同时产生至少所述顶点(2),并且将所述第一侧(4)切割成 从所述顶点(2)延伸的长度的称为分数F的部分; 另一方面至少切割所述块(1)以产生所述第一侧(4)的另一操作,包括至少一部分至少所述部分F.