L_2Y_2铝板材无模多点成形的质量控制  

Quality control of multi-point forming of L_2Y_2

作　　者：程万军[1] 李明哲[1] 付沛福[1] 

机构地区：[1]吉林工业大学材料科学与工程学院,吉林长春130025

出　　处：《哈尔滨工业大学学报》2000年第5期84-85,89,共3页Journal of Harbin Institute of Technology

摘　　要：在自制的无模多点实验装置上对典型三维马鞍形曲面的成形进行了实验 ,并分析了实验过程中影响工件质量的压闪和失稳的分布规律 ,得出了压痕与材料厚度及曲率半径的关系等 .Presents the formation of a typical three dimensional saddle shaped camber on a self made multi point die, analyses the distribution of pressing vestiges and instability having effect on work piece quality in the course of experiments, and summaries the relationship among pressing vestiges, thick of material and radius of curvature.

关 键 词：L2Y2铝板材 马鞍形 压痕 失稳 无模多点成形 

分 类 号：TG306[金属学及工艺—金属压力加工]