CAJ | 학술논문

针对关节轴承球面尺寸检测仪专用于测量不同尺寸系列工件的特点,提出了关节轴承球面尺寸检测仪误差在线辨识与修正法。该方法通过在线测量系列工件和分析实测结果,可以准确地辨识并修正仪器系统误差,具有无须借助标准件、可低成本大幅度提高测量精度的优点。实验结果表明,使用该方法,仪器的测量值与高精度仪器测量值的偏差在10μm 以内,最大测量误差由修正前的0.110 mm减小到0.004 mm,仪器测量精度明显提高,满足了企业提出的测量精度要求。
침대관절축승구면척촌검측의전용우측량불동척촌계렬공건적특점,제출료관절축승구면척촌검측의오차재선변식여수정법。해방법통과재선측량계렬공건화분석실측결과,가이준학지변식병수정의기계통오차,구유무수차조표준건、가저성본대폭도제고측량정도적우점。실험결과표명,사용해방법,의기적측량치여고정도의기측량치적편차재10μm 이내,최대측량오차유수정전적0.110 mm감소도0.004 mm,의기측량정도명현제고,만족료기업제출적측량정도요구。
A method of online identification and correction was brought up to direct at instru-ment's characteristics of dedicated to measure different sizes'series workpieces.It could identify and correct instrument systematic errors accurately by online measuring series workpieces and analysising measurement results.This method has advantages of no need of standard components,low-cost and significantly improving the measurement accuracy.Experimental results show that the deviations be-tween the instrument and precision instrument are in 10 μm or less,and the maximum measurement error has been corrected from 0.1 10 mm to 0.004 mm,by this method the measurement precision of this instrument is improved significantly to meet the accuracy requirements of enterprises.