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        母線加工機沖孔模具
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        1、板料沿封閉輪廓線分離,以輪廓線以外的材料作為沖裁件的工序叫沖孔,完成沖孔工序的模具叫沖孔模,屬于沖裁模;

        2、沖孔以凸模為放雙面間隙的基準;

        3、沖孔是在板料上沖出洞,以獲得帶孔的制件,沖裁的都是廢料。


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