薄板超深拉伸模设计  

Design of Ultra Deep Drawing Die for the Thin Plate

作　　者：吕强 陈伟平 高彦荣 王斌 张玲玲 李阳平 Lü Qiang;Chen Weiping;Gao Yanrong;Wang Bin;Zhang Lingling;Li Yangping(Shanxi Huanghe Tools&Mould Co.,Ltd.,Xi'an,Shanxi 710043,CHN)

机构地区：[1]陕西黄河工模具有限公司,陕西西安710043

出　　处：《模具制造》2021年第2期13-16,共4页Die & Mould Manufacture

摘　　要：分析了某重型汽车地板通道内罩的冲压成形工艺流程,介绍了相关工艺造型和评估工艺造型的手段和方法。论述了利用CAE软件快速进行工艺造型和评估方法以及超深拉伸模结构特点和工作过程,通过控制压料面和工艺补充造型形状以及调整拉伸筋高度、宽度、R圆角大小来调节和控制模面上各部位的材料流动快慢及材料流入量的多少,实现了超深拉伸制件的冲压生产,成功解决了冷冲压领域薄板料超深拉伸容易开裂和起皱的两大难题。该模具结构紧凑,操作方便,保证了超深拉伸制件的成形质量,满足了该地板通道内罩的批量冲压生产,提高了生产效率,降低了生产成本。This paper analyzes the stamping forming process of the inner cover of the floor passage for the heavy truck,and introduces the means and methods of relevant process modeling and evaluation process modeling.This paper discusses the rapid process modeling and evaluation method,the structural characteristics and working process of the ultra deep drawing die by using CAE software.The ultra deep drawing die is realized by controlling the pressing surface and the process to supplement the shape of the die,adjusting the height,width of the drawing rib and the size of the R round comer to adjust and control the speed of material flow and the amount of material inflow in each part of the die surface.The stamping production of drawing parts has successfully solved the two most difficult problems of cracking and wrinkling in the field of cold stamping.The die has compact structure and convenient operation,which ensures the forming quality of ultra deep drawing parts,satisfies the mass stamping production of the floor channel inner cover,improves the production efficiency and reduces the production cost.

关 键 词：地板通道内罩 超深拉伸 薄板成形 冲压工艺 拉伸模 

分 类 号：TG385.2[金属学及工艺—金属压力加工]