... drawing and trimming die 拉延修边模 trimming die with crack 冲剪夹具有缝隙 trimming and piercing die 切边冲孔模 ; 修边冲孔 ; 修边冲孔模 ...
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Introduced the characteristics of the gear box case, and determinded the reasonable forming process, designed the drawing die, the trimming die, the piercing die and the flanging die.
结合实际,介绍了带内孔的薄板锻件的工艺难点,并就此工艺难点的解决介绍了锻件切边、冲孔模具的优化设计。
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