发动机水泵盖压铸模具抽芯机构的设计.pdfVIP

学兔兔 Aug．2011 · 748· Vo1．60 No．8 发动机水泵盖压铸模具抽芯机构的设计 戴 维 (湛江德利化油器有限公司，广东湛江524043) 摘要：由于压铸模具工作的环境相当恶劣，所以对于压铸设计来说，结构简单，动作可靠是压铸模具设计的首要考虑 因素。针对同一滑块中多角度抽芯的复杂压铸件进行分析，对模具结构提出了相应的解决方案。介绍了该模具开模和 合模时，滑块与滑块之间的运动关系。并使这种关系在模具结构中得到了很大的简化。该结构在实际使用过程中动怍 稳定可靠，具有一定的借鉴意义。 关键词：二级联动抽芯；压铸模具；压铸；发动机；水泵盖；铝合金 中图分类号：TG241．1 文献标识码：B 文章编号：1001—4977(2011)08—0748—02 Core·-Pulling Mechanism Design of Die--Casting Die for Engine’S Water PUmp Cover DAI Wei (Zhanjiang Deni Carburetor Co．，Ltd．，Zhanjiang 524043，Guangdong，China) Abstract．The working condition of the die—casting die is harsh，SO simple structure and reliable operations are primary factors for die-casting design．The complex die casting that needs multi—angle core-pulling in the same slide block was analyzed，and appropriate solutions for die structure were put forward．The motion relationship between the slide blocks during opening and closing of the die—casting die was presented．The motion relationship received a huge simplify in structure design of die casting die．The production experience shows that the double—stage linkage core—pulling mechanism of the die is stable and reliable；it can be used for reference． Key words：double-stage linkage core-pulling；die—casting die；die-casting；engine；water pump cover；aIuminum alloy 1 压铸件结构的分析 构的设计。 2 二级联动抽芯机构的设计 图1所示零件为发动