角度类仪器校准方法  

Discussion on the calibration method of angle instruments

作　　者：王亚倩 经亚纯 路景飞 高同山 刘蕴 Wang Yaqian;Jing Yachun;Lu Jingfei;Gao Tongshan;Liu Yun(Institute of Metrology of Hebei Province)

机构地区：[1]河北省计量监督检测研究院

出　　处：《上海计量测试》2021年第4期16-19,共4页Shanghai Measurement and Testing

摘　　要：介绍了日常检测工作中角度类仪器的校准方法,包括使用正弦规和量块组合、光学分度头、水平尺测量仪,并以计量工作中常见的数显倾角仪为例,比较了三种校准方法的优劣。分析了各种方法的测量不确定度,均满足要求,为计量部门开展角度类仪器的校准工作提供了参考。This article introduces the calibration methods of angle instruments encountered in daily inspection work,including the use of sine bars and gauge blocks,optical indexing heads,and level measuring instruments,and take the common digital display inclinometer in measurement work as an example,compares the pros and cons of the three calibration methods,analyzed the measurement uncertainty of each method,all the methods meet the requirements,provide a reference for various measurement departments to carry out the calibration of angle instruments.

关 键 词：角度 正弦规 光学分度头 水平尺测量仪 测量不确定度 

分 类 号：TG82[金属学及工艺—公差测量技术]