数控车床内、外径粗车循环g71是数控车床手工编程中最常用的指令之一。
Rough cutting cycle instruction G71 is one of the commonly used instructions in manual Program of NC lathes.
使用数控切管机切割带焊接坡口的相贯线时，手工编程效率低下。
Manual programming is inefficient when using CNC pipe cutting machine cuts intersection lines with welding groove.
在数控加工过程中，经常遇到截面形状复杂的零件，采用手工编程需要花费大量的时间，不但容易出错，而且影响零件的质量。
In the NC machining processing, the parts with complex shape section are usually seen, using manual programming spends a lot of time, not only easy to error, but also effect the quality of the parts.
针对球面的数控铣削问题，对比地分析了自动编程与手工编程的优劣。
In view of the spherical surface numerical control milling question, the paper has analyzed the advantage and disadvantage of automatic programming and the manual programming by contrast.
基于FANUC-0 MD系统的宏指令功能，运用该原理编写了一模具锥面的数控加工程序，实例应用表明这种编程方法不仅减轻了规则曲面手工编程的困难，而且使曲面加工质量更加容易保证。
With the theory, a piece of CNC codes for machining a sample cone surface is programmed based on NC macro instructor function of FANUC-0MD CNC system. , which is much efficient and universal.
通过实际应用，数控自动编程不仅大大地节省了计算工作量，而且也完全避免了手工编程的出错率，提高了加工质量和加快了生产周期。
The practice shows that NC automat ic programming can not only reduce the calculation time, but also completely avo id the mistake of manual programming so that …
通过实际应用，数控自动编程不仅大大地节省了计算工作量，而且也完全避免了手工编程的出错率，提高了加工质量和加快了生产周期。
The practice shows that NC automat ic programming can not only reduce the calculation time, but also completely avo id the mistake of manual programming so that …
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