Firstly, pitch error of ball-screw is measured and analyzed by a laser Doppler displacement meter. 首先利用激光多普勒仪对滚珠丝杠的螺距误差进行了测量与分析。
This paper introduces a new laser vector method using Laser Doppler Displacement Meter(LDDM) ( LDDM ) for the measurement of the volumetric errors of the machine. 介绍一种使用激光多普勒位移测量仪,对数控机床进行体积误差检测的激光矢量测量新方法。
The paper presents how to measure position error for CNC machine tools and evaluate position accuracy and repeated position accuracy with laser doppler displacement meter on the basis of criterion ISO 230-2 ( 1997 ), which provides foundation for further error compensation. 介绍如何使用激光多普勒位移测量仪测量数控机床的定位误差,并根据ISO230-2(1997)标准确定数控机床的定位精度和重复定位精度,为进一步进行误差补偿提供基础。