一种最小外接圆圆度误差评价实现方法  

A Practical Algorithm of Evaluating Roundness Error by Minimum Circumscribed Circle

作　　者：刘飞[1] 彭晓南[1] 

机构地区：[1]河南科技大学机电工程学院,河南洛阳471003

出　　处：《河南科技大学学报（自然科学版）》2008年第1期25-27,共3页Journal of Henan University of Science And Technology:Natural Science

基　　金：河南省自然科学基金项目(0311052700)

摘　　要：针对圆度误差最小外接圆评价及实现方法,提出了一种最小外接圆圆心搜索方法,达到了快速、精确评价圆度误差的目的。阐述了最小外接圆法评价圆度误差的原理和方法,编制了相应的软件程序,实现了在直角坐标系下三坐标测量机对圆度误差的最小外接圆法评价。Aiming at application and evaluating algorithm of minimum circumscribed circle for roundness error,this paper introduces a searching method of minimum circumscribed circle center and it achieves fast and accurate evaluation of roundness error.The evaluating theory and mothod of minimum circumscribed circle for roundness error are expounded.The corresponding program is developed,and the minimum circumscribed circle evaluating of roundness error by three coordinates measuring machine in the cartesian coordinates is realized.

关 键 词：圆度误差 最小外接圆评价法 三坐标测量机 

分 类 号：TG801[金属学及工艺—公差测量技术] TB92[一般工业技术—计量学]