收录机顶壳注射模设计

Design of Injection Mold for the Recorder Top Shell

分析了收录机顶壳塑件工艺特点,介绍了顶壳注射成型模结构及模具的工作过程。模具采用一模多腔排位的方式及独特的流道与进浇口的设计,另外对于倒扣位采取有效措施的保证出模,模具开模顺畅。经生产验证,该模具结构设计符合生产要求,操作方便,模具寿命长,塑件达到技术要求。

Analyzing the charaeteristics of the recorder with top shell plastic, technology, introduces the top shell injection mold structure and the working process of the mold. Mold adopt the way of more than a mold cavity position and unique port and into the design of the gate, for torque and take effective measures to ensure that the mold, mold cavity smoothly. Mold verified by production, the mold structure design can meet the demands of production, and convenient operation, long mould life, plastic parts to meet the technical requirements.