精密小角度校准装置的研究与设计  

Research and Design of Precision Small Angle Calibration Device

作　　者：李昆[1] 何学军[1] 何小妹[1] 张丙玉[1] LI Kun;HE Xue-jun;HE Xiao-mei;ZHANG Bing-yu(Changcheng Institute of Metrology&Measurement,AVIC,Beijing 100095,China)

机构地区：[1]航空工业北京长城计量测试技术研究所,北京100095

出　　处：《自动化与仪表》2020年第7期75-78,88,共5页Automation & Instrumentation

基　　金：国家“十三五”技术基础科研项目(JSJL2018205A002)。

摘　　要：针对现有的小角度测量装置操作繁琐,耗时费力,不便于准确读数与使用等现状,通过利用正弦原理,研究并设计出一种简易的、低成本的精密小角度校准装置。阐述了装置的工作原理和总体设计方案,详细介绍了精密小角度校准装置的各单元设计,搭建了小角度校准装置测量样机,编制了其控制单元驱动程序和上位机应用界面,并开展了小角度校准装置测量的比对试验。试验结果验证了装置设计的可行性和价值性。In view of the existing small angle measuring device is cumbersome to operate,time-consuming and laborious,and inconvenient to accurately read and use the current situation,through the use of the sine principle,to explore and design a simple,low-cost precision small angle calibration device.This paper discusses the working principle and overall design scheme of the system,introduces the unit design of the precision small angle calibration device in detail,builds the measurement prototype of the small angle calibration device,compiles the driver program of the control unit and the application interface of the upper computer of the calibration device,carries out the comparative measurement test of the small angle calibration device.The test results verify the feasibility and value of the device design.

关 键 词：小角度校准装置 水平仪 光栅数显 单元设计 

分 类 号：TH712[机械工程—测试计量技术及仪器]