基于数学模型的微细发泡注塑成型工艺与微泡关系的研究

Study of Relationship between Microcellular Foaming Injection Molding Process and Cell Size Based on Mathematical Model

研究了微细发泡注塑成型工艺中微泡长大的数学模型,建立了成型工艺和微泡尺寸之间的数学关系。在对该数学模型进行数值分析的基础上,着重研究了熔体温度、注塑时间、模具温度、初始填充量对微泡尺寸的影响。

The mathematical model of cell size growth during mierocellular foam injection molding process was studied, and the mathematical relationship between process parameters and cell size was established. Based on the numeric analysis of the model, the effects of melt temperature, injection time, mold temperature and pre-filled volume on the cell size were studied especially.