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图1所示零件过去是压成П形后用手工扭头90°,这样效率低,质量差。后来采用蝶形块结构模具(图2)压制成功。现将模具设计中有关的问题简介如下。
The parts shown in Figure 1 used to be turned into Π shape by hand after turning 90 °, so inefficient, poor quality. Later the butterfly block mold (Figure 2) was successfully pressed. Now the mold design related issues are as follows.