In order to guarantee surface precision of using locus shaping method machining optical parts, the factors of fine grinding machine which affects surface error of part is theoretically analysed.
为了保证用轨迹成型法加工光学零件的面形精度，对精密磨削机床影响工件面形误差的因素进行了理论分析。
It is impossible that the surface gained by any machining is perfectly slippery. There is some microcosmic error of geometrical shape on the surface.
任何机械加工所得的表面，实际上不可能是理想的光滑表面，总是存在一定的微观几何形状误差。
The surface machining precision of the accessories is denoted by relevant parameters, such as the parameters of surface roughness, the parameters of ripple, the parameters of shape error and so on.
零件的表面加工精度由相应的参数来表征，例如表面粗糙度参数、波纹度参数和形状误差参数等。
The above research finds out the influence of grinder error and machining setting parameter error on tooth surface error of spiral bevel gear.
上述研究查明了磨床误差及加工调整参数误差对螺旋锥齿轮齿面误差的影响机制。
The paraboloid of revolution is taken as an example to progress the study, derivation, error analysis and data processing of the five axes machining for space curved surface.
以旋转抛物面为例对空间曲面的五轴加工进行分析和数学推导，并对其进行误差分析和数据处理。
In order to improve the precision of freeform surface, the error of multi-axis NC machining is analyzed and a more reasonable estimate for tool step is given.
从提高自由曲面数控加工精度入手，对多轴数控加工的误差进行了分析，并提出了较为合理的走刀步长的估算方法。
The step error and line error of free-form surface of projecting NC machining were analyzed.
分析了自由曲面三坐标投影法数控加工的步长误差和行距误差。
The error correction model of tooth surface and solving method using TSVD were verified experimentally, and the tooth surface machining quality of spiral bevel gear was improved.
实验验证了本文齿面误差修正模型及提出的TSVD法求解的正确性，提高螺旋锥齿轮齿面加工质量。
When machining good-side workpiece or measuring its machining error, the points of these workpiece surface must be measured.
在加工具有大型复杂曲面的工件或对这些工件进行加工误差的检测时，都需要对曲面上的点进行测量。
However, in actual machining process, machining error caused by the cutter deflection influences the machining accuracy and the surface quality of the blade.
然而，在实际加工过程中，容易产生由刀具变形引起的加工误差，影响了叶片的加工精度及表面质量。
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。
The method is efficient and precise, and lays a mathematic foundation for NC verification and machining error control in 5-axis sculptured surface manufacturing.
所用的计算方法高效精确，为复杂曲面加工过程的动态模拟和加工误差的控制奠定了数学基础。
The method is efficient and precise, and lays a mathematic foundation for NC verification and machining error control in 5-axis sculptured surface manufacturing.
所用的计算方法高效精确，为复杂曲面加工过程的动态模拟和加工误差的控制奠定了数学基础。
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