The software compensation of geometric error is realized in 4-coordinate NC machine tool.
在4坐标数控机床上实现了几何误差的软件补偿。
The geometric error modeling of NC machine tools is the key technique to dynamics design, precision analysis and error compensation. It is the important step to improve the precision of machine tools.
数控机床的误差建模是进行机床运动设计、精度分析和误差补偿的关键技术，也是保证机床加工精度的重要环节。
This paper analysis NC machine tool perpendicularity error.
文章分析数控机床垂直度误差。
In the technology of thermal error compensation in NC machine tool, selecting the temperature variables rationally is key for setting the model of compensation.
在数控机床热误差控制补偿技术中，合理选择温度变量，是建立补偿模型的关键所在。
A method for roll angular error measurement of NC machine tool vertical axis was studied based on straightness measurement using laser interferometers system.
以激光干涉仪直线度误差测量为基础研究了数控机床垂直轴滚转角误差的检测方法。
The relation of the step length of cutting tool with mechanical error when machining curved face in the 5 coordination NC machine, and the calculating formulas are deduced.
讨论了在五坐标数控机床上加工曲面时刀具走刀步长和切削带步长与加工误差的关系并推导了计算公式。
The basic principle and method of time series analysis and its application in thermal error modeling on NC machine tools were presented.
提出了采用时间序列分析法进行机床热误差建模的基本原理及方法，及其在数控机床热误差补偿建模中的应用。
The Modeling and identification methods have universal and can be used in describing the error of multi-axis NC machine tools.
建立误差的模型和辨识误差的方法具有通用性，可以推广到其它多轴数控机床误差建模和误差辨识的分析之中。
This paper introduces the operating principle of manufacturing complex surface in 5-axis nc machine. It is emphasis on error model of complex surface by ring mill cutter in 5-axis nc machining.
介绍了五轴数控机床加工复杂曲面的工作原理，重点分析了五轴数控加工时采用环形铣刀加工复杂曲面的误差模型，提出了误差补偿的具体方法。
In this paper, two new methods of thermal error robust modeling for NC machine tools are proposed: one is the comprehensive extreme value method, the other is the optimal experiment design method.
提出数控机床热误差鲁棒建模的综合极值法和优化试验设计法两种新方法。
Secondly, total error models for an NC machine tool, were developed, the error parameters were identified and the software error compensation was accomplished.
其次是数控机床全误差模型的建立，误差参数辨识和软件补偿的实现。
Just for the purpose of enhancing error compensation accuracy of nc machine tools, this thesis was carried out.
本文就是以如何提高数控机床误差补偿精度为目的而展开的。
Post-processing of CNC machine tools is the important component of the CAD/CAM technology and NC programming system. Also, it is important way of compensating geometric error by software.
数控加工后置处理不仅是CAD/CAM技术和数控编程系统的重要组成部分，而且也是实现数控机床几何误差软件补偿的重要途径。
Post-processing of CNC machine tools is the important component of the CAD/CAM technology and NC programming system. Also, it is important way of compensating geometric error by software.
数控加工后置处理不仅是CAD/CAM技术和数控编程系统的重要组成部分，而且也是实现数控机床几何误差软件补偿的重要途径。
应用推荐