- 型号:330101-00-18-10-02-05
- 数量:3
- 制造商: 厦门兴锐达自动化设备有限公司
- 有效期:2019/11/14 0:00:00
Bently Nevada 330101-00-18-10-02-05
Bently Nevada 330101-00-18-10-02-05
Bently Nevada 330101-00-18-10-02-05
数控车床编程时需要注意的几个问题是:
(1)在一个程序段中,可以采用绝对坐标编程、增量坐标编程或二者混合编程。
(2)用绝对坐标编程时,坐标值X取工件的直径;增量坐标编程时,用径向实际位移量的2倍值表示,并附上方向符号。
(3)为提高工件的径向尺寸精度,X向的脉冲当量取Z向的一半。
(4)由于车削加工的余量较大,因此,为简化编程数控装置常具备不同形式的固定循环。
(5) 编程时,常认为刀尖是一个点,而实际中刀尖为一个半径不大的圆弧,因此需要对刀具半径进行补偿。
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