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落料和冲孔的概念
更新时间: 2020-08-20 00:00:00  

落料:利用冲裁取得一定外形的制件或坯料的冲压方法。

冲孔:

把坯料内的材料以封闭的轮廓和坯料分离开来,得到带孔制件的冲压方法。是指在钢板、革、布、木板等材料上打出各种图形以适应不同的需求。是指以适应不同的需求,具体有:,八字孔,六方孔,冲孔板,长孔,四方孔, 圆孔,冲孔板网,三角孔等等。

关键词: 概念

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