顺序共注成型芯层熔体前沿突破的数值模拟研究  

Numerical Simulation Study of Breakthrough of Core Melt Front of Sequential Co-Injection Molding Process

作　　者：张效迅[1] 周国发[1] 孙懋[1] 魏常武[1] 

机构地区：[1]南昌大学环境与化学工程学院,江西南昌330029

出　　处：《中国塑料》2003年第8期46-52,共7页China Plastics

基　　金：国家自然科学基金资助项目 (项目编号 :2 0 2 740 16 )

摘　　要：基于Hele Shaw流动模型 ,运用CAE技术 ,模拟了聚合物流变性能及重要工艺参数对顺序共注成型芯层熔体前沿突破过程的影响 ,并用流变学理论揭示其影响机理。On the basis of general Hele-Shaw model, the simulation of the effect of polymer rheological behavior and several important molding process parameters on breakthrough of core melt front of sequential co-injection molding process was implemented by means of CAE technique. And the mechanism of the effect of polymer rheological bchavior was disclosed on the basis of rheological theory.

关 键 词：顺序共注成型 芯层熔体前沿突破 数值模拟 流变性能 

分 类 号：TQ320.6[化学工程—合成树脂塑料工业]