塑料土工格栅拉伸成型工艺及格栅力学性能研究进展  

A Review on the Tensile Process and Mechanical Property of Plastic Geogrids

作　　者：刘计 袁洪波 宋立彬[1] 栾贻国[1] 郑超[1] Liu Ji;Yuan Hongbo;Song Libin;Luan Yiguo;Zheng Chao(School of Materials Science and Engineering,Shandong University,Shandong,250061;Feicheng Lianyi Engineering Plastics Co.,Ltd.,Shandong,271608)

机构地区：[1]山东大学材料科学与工程学院,山东250061 [2]肥城联谊工程塑料有限公司,山东271608

出　　处：《当代化工研究》2021年第24期183-185,共3页Modern Chemical Research

基　　金：山东省自然科学基金“超细晶材料软模辅助激光冲击微成形及增塑机理研究”(项目编号:ZR2020ME149)。

摘　　要：基于拉伸成型获得的塑料土工格栅广泛应用于铁路、公路、水利等工程建设,拉伸工艺水平对格栅成形质量和服役性能具有重要影响。综述了近年来针对预冲孔板料设计方法、拉伸工艺参数影响规律和格栅力学性能方面的研究进展,从加强数值模拟方法研究、开展“变形—结构—性能”关系研究和研发多向格栅新产品及成型方法等方面展望了塑料土工格栅的发展趋势,以期为高性能塑料土工格栅成型理论与技术研究提供参考。Plastic geogrids fabricated by tensile process are widely used in the field of railway,road and hydraulic engineering.The tensile process plays an important role in the forming quality and service performance of geogrids.The review summarized the research development in the design method of pre-pierced hole,influence law of tensile process parameters,and mechanical property of geogrids.In addition,the trend and the prospective of research were discussed in terms of the enhancement of numerical simulation methods,exploration of the relationship of deformation-microstructure-property,and development of multiaxial geogrids.The research can provide a reference for further investigation on the theory and technology of plastic geogrids.

关 键 词：塑料土工格栅 拉伸成型 孔型设计 力学性能 工艺参数 

分 类 号：TQ322.3[化学工程—合成树脂塑料工业]