精密注塑成型PVT最佳保压控制  

Optimum Holding Pressure Control in Precise Injection of PVT

作　　者：齐斌[1] 卜秋祥[1] 张霄[1] 陈海英[1] 尹清珍[1] 

机构地区：[1]青岛科技大学机电学院,山东青岛266061

出　　处：《塑料工业》2011年第3期73-75,共3页China Plastics Industry

摘　　要：阐述了PVT最佳保压控制的概念、基本原理及方法,并以精密塑料透镜注射成型为例,通过PVT状态图讨论注射成型工艺过程并制定工艺路线,选择注射-压缩工艺成型精密光学透镜,通过该工艺有效地解决了注塑中的应力问题,在制品的变形、尺寸精度及光学特性等方面大幅提高产品质量。This thesis introduced the concept, basic principle and method of PVT optimum holding pressure control and with precision plastic lenses injection molding for example, discussed injection molding process, designed injection molding process, formulated the process route through PVT state diagram and chose injection compress molding, which would help to solve the problem of stress and improve the quality in the terms of deformation, dimensional accuracy and optical properties.

关 键 词：PVT最佳保压控制 注射-压缩工艺成型 光学透镜 

分 类 号：TQ320.662[化学工程—合成树脂塑料工业]