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顶杆式全露骨架油封成型模

顶杆式全露骨架油封成型模,由上模、下模、上模镶件、下模顶出芯子、下模镶件、卡簧、顶出机构的顶板、弹簧、上顶杆、下顶杆、底板等构成。上模与上模镶件、下模与下模镶件结合面之间设有既能排气又能封胶的密封槽;在上模镶件与下模顶出芯子结合处设有飞边加强筋,本设计除上述主要特点外,各零件相互之间都有严格的配合要求,使模具精度提高,排气性能好,成品率高;由于采用了双层模结构,使结构简化,出??墒迪肿远?,成型过程边合模边进胶,胶料浪费少,毛边处理容易。 

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