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分析了冲裁过程中真空吸附现象产生的原因及危害 ,并从凸、凹模结构及润滑油的使用3个方面介绍了消除该现象的措施
The causes and the hazards of the vacuum adsorption phenomenon in the blanking process are analyzed, and the measures to eliminate the phenomenon are introduced from the aspects of the convex and concave mold structures and the use of lubricating oil