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车床钻孔后孔大的原因
更新时间: 2021-06-19 07:03:27  

1、进刀量过大,零件转速低。

2、钻头角度刃磨不对称,造成排削不畅。

3、钻孔深度深要经常退刀排削。

4、这都可造成钻头断在零件里。

5、钻大孔时要加冷却液来降低钻头的温度,避免发热粘连刀具和降低刀具的磨损。

关键词: 车床 钻孔 原因

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