1) normal circularity errors
法向圆度误差
2) Roundness error
圆度误差
1.
Research on the Distribution of the Fitting Nodes for Roundness Error Based on CMM;
基于坐标测量机的圆度误差采样点分布研究
2.
Research on the measurement of roundness error with least fitting nodes;
具有最少采样点的圆度误差测量研究
3.
Fast-accurate algorithm based on roundness error and its realization by software;
基于圆度误差评定的快速精确算法及软件设计研究
3) Circularity error
圆度误差
1.
Circularity error evaluation based on improved genetic algorithm;
基于改进遗传算法的圆度误差评定
2.
Application of BP neural network for measurement of twist-drill circularity errors
BP神经网络在麻花钻圆度误差检测中的应用研究
3.
In this paper,the data processing method for evaluating the circularity error with minimal territory roundness is introduced.
针对在用计算机实现圆度测量的过程中,首先要解决的就是评定方法的算法,介绍了按最小区域法评定圆度误差的一种快速、简便、易于微机实现的数据处理方法,并给出了用C语言实现其算法后的结果。
4) Roundness
[英]['raundnis] [美]['raʊndnɪs]
圆度误差
1.
The principles and characteristics of the roundness measurements at the present time are introduced.
介绍了目前的圆度误差检测方法的原理和特点,着重讨论了近年来出现的新型圆度误差检测手段,最后展望了圆度误差检测方法的发展趋势。
2.
To accomplish the task of measuring the roundness of the large dimension andheavy workpieces, an overall design project of measuring large dimension bearing ringhas been developed, by using modular overall structure.
轴承环的圆度误差是非常重要的形状参数,影响着光电经纬仪轴系的径向精度与角晃动。
3.
Using CCD and computer to collecting image measuring roundness and cylindricity error by automation and non-touching.
因此,研究开发性能价格比高、精确度也比较高的圆度误差、圆柱度误差测量技术已成为当务之急。
5) normal error
法向误差
1.
To improve the contouring accuracy, the weight of normal error component was enhanced.
然后将系统动力学方程由全局坐标系变换到工作坐标系,在工作坐标系下采用最优线性二次型(LQR)方法来设计最优轮廓控制器,通过提高法向误差分量的权值来改善轮廓精度。
6) cylindricity error
圆柱度误差
1.
The mathematical models are established for estimation of cylindricity error.
圆柱度误差是评价轴类零件表面形状误差的重要指标,决定着回转部件的回转精度,还影响零件的振动、噪声及使用寿命。
2.
The space datum line gained in minimum second multiplication or other existing arithmetic fit have practical significance in evaluation of the cylindricity error.
由“最小二乘法”或其他现行的算法拟合得到的空间基准中心线,对于求取圆柱度误差已经具有实际应用的意义。
3.
Introduces the technique of virtual instrument and the software development platform LabWindows/CVI and discusses the basic principles and mathematical models for developing the cylindricity error virtual measuring instrument with the sampling technique involved.
介绍了虚拟测量仪技术和软件开发平台LabWindows/CVI,讨论了在设计圆柱度误差虚拟测量仪时所涉及到的采样方法、理论基础、数学模型等,采用对置两测头法误差分离技术,从而显著地降低了实际测量时对基准件的精度要求,给出了圆柱度误差虚拟测量仪的设计理念、开发实例以及OpenGL在圆柱度误差虚拟测量仪中的应用方法,所设计的虚拟测量仪的软面板可以显示圆柱度误差的三维误差图形,为分析误差产生原因,控制误差产生提供依据
补充资料:不圆度
不圆度
ovality
buyuandu不圆度(。vality)圆形金属材(包括棒、线、管等)横断面上最大与最小直径的差值,曾称作椭圆度。在产品标准上都规定有不圆度的允许偏差,一般约为直径正负偏差之和的。.5倍,圆管坯为直径公差的。.75一0.8倍,盘条直径则规定有绝对值0.24~0.6omm。钢管外径不圆度为直径偏差之和的。.5~1.0倍,钢丝不圆度则为直径偏差之和的0.5倍。 造成不圆的原因是:轧棍、锻追模具或冷拔模具的孔型不圆,塑性加工时孔型欠充满以及孔型错牙、导板和卫板安装不正或过松、轧件入孔型不正等。 (崔峰)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条