Blank punched hole compound model characteristic is that availability is high.

落料—冲孔复合模的特点是工作效率高.

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Methods for calculating expanded size of punched hole and compression punching type are introduced.

简述抽孔、压缩抽型的展开时几种情况下的计算方法.

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The effect of processing pre - punched hole on the forming state of sheets is analyzed.

分析了工艺预冲孔对板料成形状态的影响,并把数值模拟引入工艺预冲孔设置的研究.

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In possession of the multifunctional purpose applicable to Indentation, punched hole, staking, assembling, parting off etc.

多功能用途适用于压入 、 冲孔 、 铆合 、 装配 、 切断等.

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Eyelet: To prevent tearing small metal flanged ring was clenched into a punched hole for reinforcement.

鸡眼: 用来紧压穿孔的细小绲边金属环.它的加强作用防止撕裂.

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