| 大尺寸支承孔系同轴度激光测量系统及其精度分析 |
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| 引用本文： | 汪亭玉,吕乃光.大尺寸支承孔系同轴度激光测量系统及其精度分析[J].应用激光,2008,28(5). |
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| 作者姓名： | 汪亭玉 吕乃光 |
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| 作者单位： | 1. 江苏海事职业技术学院轮机工程系,江苏,南京,211170
2. 北京信息科技大学光电学院,北京,100085 |
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| 摘 要： | 本文对于大尺寸支承孔系同轴度的激光测量系统进行了说明与精度分析,给出了激光测量系统的结构和数学模型,讨论了各种系统误差和随机误差对于测量精度的影响,提出了测量系统的精度公式.分析结果表明,该方法的测量精度可以满足大尺寸直线性和同轴度测量的要求.
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| 关 键 词： | 同轴度测量 激光测量方法 误差分析 |
Accuracy Analysis of Coaxiality Measurement system for Bearings of Large-scale Holes |
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| Wang Tingyu,Lv Naiguang.Accuracy Analysis of Coaxiality Measurement system for Bearings of Large-scale Holes[J].Applied Laser,2008,28(5). |
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| Authors: | Wang Tingyu Lv Naiguang |
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| Affiliation: | Wang Tingyu1,Lv Naiguang21Jinangsu Maritine Institute,Marine Engineerin Department,Nanjing,Jiangsu 211170,China,2Beijing University of Information Science &Technology,Beijing 100085 |
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| Abstract: | The laser measurement system and its accuracy of coaxiality measurement for bearings of large-scale holes is analyzedin this paper.The setup of system,the mathematic model of the measurement and the influences of random errors and system errors are discussed,finally the error formula of the measuring system is presented.The analysis results show that the laser method of straitness and coaxiality measurement can satisfy the precision requirements of large-scale elements. |
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| Keywords: | Coaxiality measurement CMOS measuring method erroranalysis |
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