The paper introduces a calculating method of offset in the reference and unreference of blanking die in WEDM. And based on it, reach an approach to fast program for unreference die.

介绍了数控电火花线切割加工沖裁模时基準模与非基準模补偿量的计算方法，并在此基础上得出一种快速编制非基準模加工程序的途径。

The CAD/CAM system of the blanking die consists of two parts, i. e. the process analysis and calculation and the die design.

沖裁模的计算机辅助设计与辅助制造（CAD/CAM）系统由两部分组成，即工艺分析、计算和模具设计。

The frequent faults in formed blanking die of Zn-based alloy was introduced. And some methods to solve the faults were put forward.

介绍了用锌基合金材料制作的沖裁模具成型后常见的缺陷，并提出了相应的解决办法。

Further blanking die blanking force calculation and working part of the design calculations, provide a basis for the selection of stamping equipment.

在进行沖裁工艺力的计算和沖裁模工作部分的设计计算，对选择沖压设备提供依据。

Recognition of parts is one of the difficulties in the process of research and development of CBR system of blanking die intelligence design. Part recognition means the parts' similarity matching.

在沖裁模智能设计c BR系统的研究与开发过程中，零件的识别是难点之一，零件的识别也就是零件相似性匹配。

Imitate the process of manual design and use computer to aid the design with blanking die CAD system.

沖裁模cad系统设计，主要是模拟模具手工设计的过程，实现计算机辅助设计。

On the base of understanding the blanking process of polyurethane rubber and its processing properties, the design gist of the blanking die of polyurethane rubber must be mastered.

在了解聚氨酯橡胶沖裁的过程和聚氨酯橡胶沖裁的工艺性的基础上，必须掌握聚氨酯橡胶沖裁模具主要零件的设计要领。

A simplified analytic method was put forward to determine the pressure center of blanking die for workpieces with complex shape to lighten the work of calculating for designers and to save the time.

对形状复杂工件用解析法确定沖模压力中心，计算繁琐，工作量很大，因此提出简化解析法确定压力中心，采用本方法可大大减轻设计人员的计算工作量，节约时间。

A blanking production technology of the motorcycle bulb was analyzed, and a set of progressive blanking die was designed for the shell.

分析了一种摩托车大灯灯泡前金属外壳的沖压生产工艺，设计了一套级进沖压模具。

Precision blanking die structures that can be used in forming equipment of general-purpose as well as technology parameters for main structure parts are designed. After experiment, effect is perfect.

分析精沖工艺的成形特点，介绍在通用设备上使用精沖模具以及该模具的主要结构零件和技术参数。

With the new method comes up, the calculation of the blanking die cutting edges dimensions now turned out to be more simple and reasonable as well as advanced and applicable.

使用新方法计算沖裁模刃口尺寸简便且合理，具有一定的先进性和适用性。