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    • 1. 发明申请
    • A PROCESS AND A MOLD FOR THE MANUFACTURING OF INTERIOR PANELS BY INJECTION MOLDING
    • 通过注塑成型制造内部面板的工艺和模具
    • WO2008060215A1
    • 2008-05-22
    • PCT/SE2007/000982
    • 2007-11-07
    • INTERNATIONAL AUTOMOTIVE COMPONENTS GROUP ABJANSSON, HenryNILSRUD, OivindGUSTAFSSON, MatsKOCA, Osman
    • JANSSON, HenryNILSRUD, OivindGUSTAFSSON, MatsKOCA, Osman
    • B29C45/14B29C45/26B29K105/10
    • B29C45/14065B29C45/1635B29C45/1671B29L2031/3005
    • A process for the manufacturing of interior panels (1) by utilizing injection molding and a mold (10) having a mold cavity (20). The panels (1) comprises a carrying structure (2) of thermoplastic material and a panel insert (3) covering a portion of a front surface of said panel (1). The process comprises the steps of arranging a precut sheet of the panel insert (3) in a predetermined portion of a mold (11). The mold (10) is then closed and the panel insert (3) is fixed to a front face (12) of the mold (10) by means of fixing pins (13). The mold cavity (20) is then parted into an insert cavity (23), arranged on the rear side of said panel insert (3), and a main structure cavity (21) by means of a sealing slider (14). A first portion of molten thermoplastic material is distributed at a low pressure in the insert cavity (23) whereupon said first portion of thermoplastic material is allowed to solidify somewhat. The sealing slider (14) is then retracted after which a second amount of molten thermoplastic material is injected into the main structure cavity (21) utilizing a high pressure, said second amount of molten thermoplastic material being allowed to merge with said first amount of thermoplastic material so that a unit is formed. The injected thermoplastic material is allowed to cool and solidify so that the mold (10) can be opened, the interior panel (1) be removed from the mold and the process may be repeated.
    • 一种用于通过注射成型制造内部面板(1)和具有模腔(20)的模具(10)的方法。 面板(1)包括热塑性材料的承载结构(2)和覆盖所述面板(1)的前表面的一部分的面板插入件(3)。 该方法包括将面板插入件(3)的预切片布置在模具(11)的预定部分中的步骤。 然后,将模具(10)关闭,并通过固定销(13)将镶板(3)固定到模具(10)的前表面(12)上。 然后,将模腔(20)分成布置在所述面板插入件(3)的后侧上的插入腔(23)和借助于密封滑块(14)的主结构空腔(21)。 熔融热塑性材料的第一部分在插入腔(23)中以低压分布,于是所述热塑性材料的第一部分被允许稍微固化。 密封滑块(14)然后缩回,之后利用高压将第二量的熔融热塑性材料注入主结构空腔(21),所述第二量的熔融热塑性材料被允许与所述第一量的热塑性塑料 材料,从而形成单元。 允许注射的热塑性材料冷却和固化,使得模具(10)可以打开,内部面板(1)从模具中移除,并且可以重复该过程。