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1·One of the valid method to reduce the vertical breaking in deep-drawing of 18-8stainless steel is to adopt a die clearance which is less than the plate thickness.

防止18 - 8型不锈钢技深件纵向开裂的有效措施之一是在拉深时采用小于板料厚度的凸凹模间隙。

2·By simulating in DYNAFORM, the influences of the factors, such as the friction coefficient, die clearance and material parameter 'sn and r, on stamping formability were studied.

应用dynaform软件进行模拟计算分析，研究了摩擦系数、模具间隙、材料参数(n, r值)等因素对零件成形的影响。

3·Through choosing the blanking clearance of material in reasonable, just by one die blanking the different thickness of very thin gaskets, the die structure was simple and practical.

通过对材料冲裁间隙的合理选取，只用一副冲模就实现了对厚度不同的超薄垫圈的生产，且模具结构简单、实用。

4·Be able to understand the cutting clearance with different die, and calculate the cutting clearance with the different thickness of the material.

能理解不同模具的切刀间隙，并根据不同的材料厚度计算出切刀间隙。

5·Variation of striper force and clearance between punch and die plate with respect to shear plane and die stress were analyzed.

分析了不同压边力和凸凹模间隙对精冲断面质量和模具应力的影响关系。

6·Structure design and material choice of important parts such as the die, blank holder, etc. were stated in detail. Also, fine blanking clearance was analysed and selected.

详细阐述了光洁冲裁凹模、压边圈等重要零件的结构设计与选材，并对光洁冲裁间隙进行了分析和选择。

7·Analyse the functions of blanking clearance and its influence to the die and workpiece. Illustrate that only select fairly larged clearance in general blanking, die life would be increased.

重点分析了冲裁间隙的功能及其对模具、工件的影响，说明在普通冲裁工艺中，选用较大冲裁间隙，能提高模具寿命。

8·A die punch can be used as the electrode to reproduce its shape in the matching die plate, complete with the necessary clearance.

可用冲头作电极，在阴模板上复制其形状，并留有必须的间隙。

9·The structure and size of divergent hollows, divergent bridges, welding room, die core, bearing length, die hole, as well as clearance groove was designed according to the profile's characteristic.

合理的模具结构是实现任何一种挤压工艺过程的基础。因为它是使金属产生挤压变形和传递挤压力的关键部位；