| 一种基于区域搜索的平面度误差评定方法 |
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| 引用本文： | 田树耀,黄富贵,张彬.一种基于区域搜索的平面度误差评定方法[J].华侨大学学报(自然科学版),2009,30(5). |
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| 作者姓名： | 田树耀 黄富贵 张彬 |
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| 作者单位： | 华侨大学,机电及自动化学院,福建,泉州,362021 |
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| 基金项目： | 国务院侨办科研基金资助项目 |
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| 摘 要： | 以给定平面度误差的评定为例,分析最小二乘法和最小包容区域法的算法模型,并提出一种基于区域搜索的评定平面度误差的方法.在三坐标测量机上,对被测平面进行采样点坐标数据提取,分别用基于搜索逼近法的最小二乘法和最小包容区域法实现给定平面度误差的评定.结果表明,基于搜索逼近法的最小包容区域法与最小二乘法相比,其评定结果精度提高了5.97%,且符合最小条件.
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| 关 键 词： | 平面度误差 评定 最小区域法 最小二乘法 区域搜索 |
An Evaluation Method for Flatness Error Based on Region Searching |
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| TIAN Shu-yao,HUANG Fu-gui,ZHANG Bin.An Evaluation Method for Flatness Error Based on Region Searching[J].Journal of Huaqiao University(Natural Science),2009,30(5). |
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| Authors: | TIAN Shu-yao HUANG Fu-gui ZHANG Bin |
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| Institution: | College of Mechanical Engineering and Automation;Huaqiao University;Quanzhou 362021;China |
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| Abstract: | The algorithm models in least square method and minimum zone method are analyzed,in which the evaluation of the given flatness error is taken as an example,also and a method based on region searching to evaluate flatness error is proposed.The data extraction for the coordinates of the fitting nodes in the measured flatness on coordinate measuring machine is accomplished and the evaluation for the given flatness error is implemented by the least square method and minimum zone method based on searching approx... |
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| Keywords: | flatness error evaluation minimum zone method least square method region searching |
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