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TWO-COLOR MOLDING METHOD, METAL DIE FOR TWO-COLOR MOLDING, AND TWO-COLOR MOLDED ARTICLE

机译:两色成型方法,用于两色成型的金属模具和两色成型制品

摘要

PROBLEM TO BE SOLVED: To provide a two-color molding method in which deterioration in external appearance quality due to resin shrinkage in a first resin part can be prevented when two-color molding is conducted, and to provide a metal die for two-color molding and a two-color molded article.SOLUTION: A two-color molded front cover 1 of a vehicle lamp includes: a translucent resin part 11; and a black resin part 12 to be molded integrally with a part of a peripheral part (the first surface) 11a of the translucent resin part 11. A covering part 12b consisting of a part of the black resin part 12 is formed on the peripheral side surface (the second surface) 11b of the translucent resin part, which surface is adjacent to the peripheral part 11a. Since an ununiform black resin part 12 is not formed on the peripheral side surface 11b of the translucent resin part 11, attractiveness in the external appearance of the translucent resin part 11 or the front cover 1 can be improved.SELECTED DRAWING: Figure 2
机译:解决的问题:提供一种双色成型方法,其中在进行双色成型时可以防止由于第一树脂部分中的树脂收缩而导致的外观质量下降,并且提供一种用于双色成型的金属模具。解决方案:车灯的双色模制前盖1包括:半透明树脂部分11;模制件和双色模制件。透明树脂部11的外周部(第一面)11a的一部分与黑色树脂部12一体成型。在该外周侧形成有由黑色树脂部12的一部分构成的覆盖部12b。半透明树脂部分的表面(第二表面)11b与外围部分11a相邻。由于在透光性树脂部11的外周侧面11b上未形成不均一的黑色树脂部12,因此可以提高透光性树脂部11或前盖1的外观上的美观性。图2

著录项

  • 公开/公告号JP2016083873A

    专利类型

  • 公开/公告日2016-05-19

    原文格式PDF

  • 申请/专利权人 KOITO MFG CO LTD;

    申请/专利号JP20140218827

  • 发明设计人 MATSUNAGA KENICHI;

    申请日2014-10-28

  • 分类号B29C45/16;

  • 国家 JP

  • 入库时间 2022-08-21 14:47:24

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