.挤出成型设备的研究现状及发展摘要：本研究的主要目的探究近年来挤出成型设备的发展概况。本文详细的描述了关于单螺杆挤出机和特种挤出机的发展历程、相关研究的侧重的方向、及其现阶段的研究现状。同时文章指出现阶段的挤出机的发展趋势。关键词：挤出成型；挤出机； 中图分类号:文献标识码: 文章编号：Research status and development of extrusion equipment(School of Mechanical Engineering,Southwest Jiaotong University,Chengdu 610031, China)Abstract：The main purpose of this study is to investigate the development of extrusion equipment in recent years. This paper describes in detail the development process of single screw e
