冲裁模具线切割加工中的工艺要点分析  

Analysis of wire cutting process for blanking die

作　　者：李春玲[1] 张晓军[1] 

机构地区：[1]西安航空职业技术学院,陕西西安710089

出　　处：《锻压装备与制造技术》2014年第1期70-72,共3页China Metalforming Equipment & Manufacturing Technology

摘　　要：根据冲模零件线切割加工的工艺特性,分析间隙补偿量的确定方法,通过合理选择穿丝孔的位置以及切割路线,对凸、凹模采取预加工工艺,有效减小加工过程中工件的变形。针对塌角,提出工艺改善措施,并分析了凸、凹模一次成形的加工方法,提高了工件切割质量及效率。Based on the property of wire cutting process for blanking die,the method for determining the clearance compensation quantity has been analyzed.By reasonable selection of threading wire hole position and cutting path as well as pre-machining the punch and matrix,the deformation of the workpiece has been effectively reduced.Aiming at the comer collapse,the process improvement has been put forward.The one-time forming process of punch or matrix has been analyzed.The cutting quality and efficiency of work piece have been improved.

关 键 词：模具制造 冲裁 线切割 工艺分析 预加工 

分 类 号：TG386[金属学及工艺—金属压力加工]