For NC machine tool setting incremental measure system, it is essential to zero when running the machine.
对于采用增量式测量系统的数控机床，每次开机后都必须首先进行“回零”操作。
The concept of the absolute tool setting and relative tool setting and application of precautions are introduced.
介绍了绝对对刀法和相对对刀法的概念及应用中的注意事项。
The principle of "Rectifying Cutter Method by Test Cutting " and the idea of tool setting in NC lathe were introduced;
介绍了数控车床常用的“试切对刀法”的原理及对刀思路；
Analysis shows that the absolute values of difference workpiece diameter will increase with the increases of tool setting error.
分析表明：零件直径方向的尺寸差值的绝对值随着对刀高度误差的增大而增大；
The reason of the measuring error in tool setting gauge for machining center and the method to reduce the measuring error were analyzed.
分析了加工中心对刀仪器测量误差产生的原因和减少测量误差的措施。
It has improved the accuracy and the speed of tool setting. At the same time, a tool setting approach with standard test bar touching cutter was introduced.
为改进对刀精度及速度，设计了标准试棒碰刀对刀的方法。
Calculation of theoretical tool setting position is presented which resolves the problems such as deviation on tool setting point and machining interference.
提出了理论对刀位置的计算方法，有效地解决了对刀点偏差大和加工干涉等问题。
The accuracy of tool setting directly affects the precision of machining, and the efficiency of tool setting is closely correlated with the efficiency CNC machining.
对刀的准确性直接影响加工精度，对刀效率也与数控加工效率密切相关。
The blade edge position data can be input to the digital control system, which greatly reduce the auxiliary time of tool setting and tool replacing and enhance work efficiency.
可将刀尖位置数据输入到系统，大大减少对刀换刀的辅助时间，提高工作效率。
Tool setting error will affect the size precision and the shape precision of workpiece.
对刀误差对零件的尺寸精度和形状精度会产生影响。
Automatic tool-setting and grinding allowance analysis of thread grinding machine was realized.
完成螺纹磨床的自动对刀和磨削余量分析。
Automatic tool-setting and grinding allowance analysis of thread grinding machine was realized.
完成螺纹磨床的自动对刀和磨削余量分析。
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