The reasons for filling shortage of injection molding large products were analyzed from product design, mold design, injection molding technology and other aspects.
从制品设计、模具设计、注射成型工艺等方面分析了大型注塑制品充填不足的原因，运用现代注射成型理论提出了相应的解决方法。
Based on the analysis of polymer flow in mold filling, the important role of computer aided analysis in injection mold design is presented through concrete examples.
本文在分析注塑模充模流动的基础上，通过具体实例，阐述了计算机辅助分析在模具设计中的作用。
Theory foundation is offered for the control mechanism of filling stage. The results have instructive meanings in mold design and controlling injection technology.
为整个充模过程的控制机理提供理论依据，对控制注射工艺、 模具设计有指导意义。
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