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弯曲U形工件时,如图1所示,凸模和凹模工作部份形状和尺寸是很容易决定的。 凹模尺寸 M=St+2S 凸模尺寸 St=M-2S
Bending U-shaped workpiece, as shown in Figure 1, punch and die working part of the shape and size is very easy to decide. M die size M = St + 2S punch size St = M-2S