数控机床加工误差补偿技术的研究_数控_毕业设计论文网 关键词：数控机床；几何误差；多体系统；误差补偿 [gap=2216]Key words：machine center; geometric error; multi-body system; error compensation
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图像几何误差 image geometric error
外部几何误差 External Geometric Error
热和几何误差 Thermal And Geometric Error
内部和外部几何误差 Internal and External Geometric Error
几何误差模型 geometric error model
几何误差参数辨识 geometric error parameter identification
几何误差分析 geometrical error analysis
几何误差建模 geometrical error modeling
几何结构误差 geometry error ; geometry absurdity
The error sources and types of NC machine tools are introduced, and the causes and components of geometric error are emphasized.
并介绍了数控机床的误差来源和类型,重点介绍了几何误差产生的原因和组成。
参考来源 - 五轴数控机床几何误差建模与测量技术From the theoretical analysis, numerical simulation and scientific experiments, this thesis researches the relationship between the edge geometric error and valve performance.
本文从理论分析、仿真计算和科学实验三个方面研究棱边几何误差对阀性能的影响关系。
参考来源 - 阀口棱边几何误差对滑阀性能影响的仿真研究This paper proposes an accurate linear triangulation algorithm based on image sequence. Compared with traditional algebraic error based method,this algorithm uses geometrical error as the cost function,which ensures that the results are the best under physical meanings of Euclidean distance.
提出了一种针对序列定标图像的三维空间点精确欧氏重建算法,相对于传统基于代数误差最小化的方法,该算法用几何误差作为优化的目标函数,从而保证了三维重建点在欧氏距离误差的意义下是最优的;该算法是线性的,计算效率高;此外还可以扩展到任意多幅图像的重建中。
参考来源 - 序列图像中三维空间点的精确重建方法 in C·2,447,543篇论文数据，部分数据来源于NoteExpress
在4坐标数控机床上实现了几何误差的软件补偿。
The software compensation of geometric error is realized in 4-coordinate NC machine tool.
本文给出了数控车床的几何误差模型和一台数控车床的实测数据。
A geometric error model for CNC lathe and the measured data are presented in this paper.
基于三轴数控机床的空间误差模型，使用三维步距规识别数控机床空间几何误差。
Based on error model, the three dimension-stop gauge was used to identify the space errors of CNC machine tools.
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