板料拉延成形的数值模拟与网格试验法  

Sheet Metal Forming Analysis With Numerical Simulation and Grid Experimental Method

作　　者：项辉宇[1] 冷崇杰[1] 钟约先[2] 王海涛[1] 

机构地区：[1]北京工商大学机械自动化学院,北京100037 [2]清华大学机械系,北京100084

出　　处：《北京工业大学学报》2009年第4期443-446,共4页Journal of Beijing University of Technology

基　　金：北京市自然科学基金资助项目(3083018);教委科技发展计划面上资助项目(KM200610011009);北京市优秀人才培养资助项目(20061D0500300138).

摘　　要：为了对板料拉延进行缺陷预测,在分析板料成形数值模拟和网格试验技术的基础上,采用数值模拟进行拉延成形分析,以及网格试验法进行成形缺陷成因判断,并将两者综合应用进行拉延成形缺陷预测和工艺优化的实例中.To perform forming defect analysis and prediction of sheet metal parts,based on the study of numerical simulation and experimental method of sheet metal forming,a new approach which combined numerical simulation with grid experiment is proposed.The method to carry out shect meeal forming analysis with numerical simulation,and to perform forming defect analysis for specific local area with grid method is discussed in detail.By means of a practical case study,the approach for forming defect prediction and pro...

关 键 词：数值模拟 有限元方法 板料成形 网格试验法 

分 类 号：TG386[金属学及工艺—金属压力加工]