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粗车和精车怎样选择切削用量

更新时间: 2020-07-13 00:00:00     

1、材料、硬度;

2、选择的刀具;

3、根据刀具推荐的切削三要素设定切削用量;

4、根据刀具寿命、加工效率等方面出发,对加工参数进行修正;

5、粗车主要是切除加工表面的大部分加工余量,在允许范围内应尽量选择大的切削深度和进给量;

6、精车应尽量选取较小的切削深度和进给量。

关键词: 怎样 选择 切削 用量

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