为了避免在随后的模具设计与模具加工中产生不必要的失误和修模改模，在模具设计开始前必须对参考零件(RefParts)进行拔模斜度检测和胶位厚度检测，检查产品是否有倒扣(Untercut)、拔模斜度不合理或零件胶位厚度严重不均等现象。
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所述压气缸毛坯生产工艺具有高效节材的特点，对类似零件的热挤压工艺及模具结构设计有重要的参考价值。
The processing technology of the cylinder blank stated has the characteristics of saving materials and of high efficiency, and has significant reference value to similar components.
对类似厚材料小半径卷圆零件的多工位级进模设计有一定的参考价值。
There was some reference value to similar parts with big thickness and litter bending radius.
对薄壁深锥零件的拉伸工艺计算进行了详细的介绍，对同类零件的冲压工艺编制提供了参考。
Introduced in detail calculation method of drawing process of a thin-wall and deep-cone part, provided certain reference to the similar parts pressing process.
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