基于悬臂梁称重传感器的圆弧刀研磨力测量仪设计  

Design of arc tool lapping pressure measuring instrument based on cantilever load cell

作　　者：金志樑 巴音贺希格[1] 朱继伟[1] 吉日嘎兰图[1] 唐玉国[1] 

机构地区：[1]中国科学院 长春光学精密机械与物理研究所,吉林长春130033 [2]中国科学院大学,北京100049

出　　处：《传感器与微系统》2014年第2期105-107,111,共4页Transducer and Microsystem Technologies

基　　金：国家自然科学基金资助项目(60478034);国家重大科研装备研制资助项目(ZBY2008-1)

摘　　要：为解决双圆锥形圆弧刀研磨力在线测量难题,设计了杠杆原理为基础的圆弧刀研磨力测量仪,建立了圆弧刀与磨盘之间研磨力数学模型。该仪器采用悬臂梁称重传感器,并以DSP2812为主控芯片,实现了圆弧刀研磨力的在线采集、处理、存储及实时显示等功能。实验表明:仪器的称重传感精度优于0.15 N,圆弧刀研磨力变化范围降低28.8%,满足圆弧刀研制的需求。该仪器性能稳定,具有较好的实用价值,为高质量的圆弧刀研制和光栅刻划技术提供了技术保障。To solve difficulty of on-line measurement,a double-conical arc tool lapping pressure measuring instrument based on leverage is designed,also a mathematical model of lapping pressure between the arc tool and disc is established.The instrument uses cantilever load cell,and applies DSP2812 as main control chip,which achieves online acquisition,processing,storing and real-time display of lapping pressure.Experiments show that the precision of the instrument is prior to 0.15N and changing range of lapping pressure reduced bv 28.8 ％.The instrument is stable and has good practical value that can provide the support for manufacture of high quality arc tool and grating ruling.

关 键 词：双圆锥形圆弧刀 杠杆原理 数字信号处理器 研磨力测量仪 称重传感器 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]