一种复杂曲面检测的改进最小二乘方法

An Improved Least Squares Method for Complex Surface Detection

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摘要提出一种基于数模打点、阵列粘贴、迭代法建立坐标系、改进最小二乘法运算的复杂曲面检测方法;给出了六点迭代法建立复杂曲面检测坐标系的算法步骤,再结合3-2-1法进行了坐标系的创建;提出利用阵列粘贴等方法进行检测点的快速生成并对复杂曲面进行检测,并采用文章给出的改进最小二乘法进行计算机数据处理;检测方法有效克服了传统方法测量时,测头易发生干涉,同时存在检测项目多、检测效率低等缺点,能有效提高复杂曲面检测的精度并缩短检测时间;通过多次的检测分析,结果表明本文提出的方法易于编程,测量迅速,测量结果准确、可靠;借助于文章方法可以解决从事检测行业及相关人员在三维检测中的短板,提高检测的效率和解决问题的能力。 A complex surface detection method based on numerical simulation,array pasting,iterative method to establish coordinate system and improved least square method is proposed.The six-point iterative method is given to establish the algorithmic steps of the complex surface detection coordinate system.Then the3-2-1method is used to create the coordinate system.This paper proposes the method of array sticking and other methods to detect the point quickly and detect the complex surface.The improved Least Square Method proposed in this paper is used for computer data processing.The detection method in this paper effectively overcomes the shortcomings of the probe when the traditional method is used for measuring,and it has the disadvantages of multiple detection items and low detection efficiency,which can effectively improve the accuracy of complex surface detection and shorten the detection time.Through multiple tests and analysis,the results show that the proposed method is easy to program,the measurement is rapid,and the measurement results are accurate and reliable.With this method,we can solve the short board in the detection industry and related personnel in the three-dimensional detection,improve the detection efficiency and ability to solve problems.

作者刘业峰王婷赵元孙福英张磊段旭明 Liu Yefeng;Wang Ting;Zhao Yuan;Sun Fuying;Zhang Lei;Duan Xuming(Liaoning Provincial Key Laboratory of Information Physics Fusion and Intelligent Manufacturing for Grade CNC Machine,Shenyang Institute of Technology, Fushun 113122;College of Mechanical and Vehicle Engineering,Shenyang Institute of Technology, Fushun 113122;Department of Art Management,Shenyang Conservatory of Music, Shenyang 110168, Liaoning, China)

机构地区辽宁省数控机床信息物理融合与智能制造重点实验室沈阳工学院机械与运载学院沈阳音乐学院艺术管理系

出处《计算机测量与控制》 2018年第12期52-57,共6页 Computer Measurement &Control

基金国家自然科学基金(61603262 61403071) 沈阳工学院i5智能制造研究所项目(i5201701)

关键词改进最小二乘法复杂曲面三坐标测量机迭代法 improved least square method complex surface coordinate measuring machine iterative method

分类号 TG659 [金属学及工艺—金属切削加工及机床]

作者简介刘业峰(1981-),男,博士,副教授,主要从事智能优化算法及应用、复杂系统建模与优化、智能制造等方向的研究。