IN-MOLD TRANSFER MOLDING METHOD AND FORMING RETAINING MOLD

摘要

PURPOSE:To form a boss or a pin by adapting an in-mold transfer molding method and a forming retaining mold and to enable the in-mold transfer to a surface having sudden unevenness. CONSTITUTION:A hole 17 is preliminarily provided to a transfer material 16 corresponding to the recessed part 14 of a retaining mold forming the protruding part of an injection molded product and the periphery of this hole is sucked from the suction port 15 of the retaining mold during injection and continuously fixed to the wall surface of a cavity to perform injection molding.