Grating ruler

The vertical worktable is connected to a vertical and a horizontal guide rail and a grating ruler support plate respectively .

纵向工作台分别连纵向、横向导轨和光栅尺托板；

With the help of the idea of virtual instrumentation , the scheme of testing system is determined : First , high resolution and measuring accuracy are get by the grating ruler and the photoelectricity coder .

借助虚拟仪器的思想，对测控系统进行了设计：采用光栅尺、光电编码器测量可动部件的运动量，分辨率高、误差小；

The grating ruler displacement measuring system based on CPLD

基于CPLD的光栅尺位移测量系统

The counting card of grating ruler based on ISP technology

基于ISP技术的光栅尺计数卡

Gather System of Grating Ruler Subdivision Based on PCI Bus and CPLD

基于PCI总线与CPLD的光栅尺细分采集系统

The Half Harmonic Phenomena and Analysis of Output Waveforms of AMR Magnetic Grating Ruler Head

AMR磁栅尺磁头输出波形的半次谐波现象与分析

In the process of getting image data , we utilize magnetic grating ruler to position accurately the CCD camera for getting sequence image .

在拍摄过程中，利用磁栅尺对CCD摄像机进行精确定位以获取等距有序图像数据。

The results are expected to be useful for correctively using the AMR magnetic grating ruler head and improving the measuring accuracy .

结果对正确使用AMR薄膜磁电阻磁头，提高磁栅尺测量系统的精度有指导意义。

The harmonics of the output waveforms of AMR magnetic grating ruler head were analyzed and the half harmonics ' phenomena were observed for the first time .

对采集到的AMR磁栅尺磁头输出波形进行了付里叶谐波分析，发现了波形中的半次谐波现象。

This thesis briefly introduces development trend home and abroad including working principle of the optical grating ruler , directions recognition and digital subdivision technology for the grating Moire fringe signal .

文中简要介绍了光栅检测装置在国内外的发展动态及光栅尺传感器的工作原理、光栅莫尔条纹信号的辨向和数字细分技术。

The electronic ruler or grating ruler and display can be additionally added to precisely display the situation of the oil cylinder displacement so as to complete the undergoing work .

也可另选增加电子尺或光栅及显示器，精确显示油缸位移状况，达到所需工作目的。

On the other hand , conventional machining methods achieve real-time detection and feedback control with sensors such as force sensor and grating ruler during the production , which can improve machining precision , ameliorate Surface quality of part , and boost productivity .

另一方面，传统加工技术通过力传感器、光栅尺等检测手段对加工过程进行实时监测和反馈控制，能有效地提高加工精度，改善表面加工质量，提高生产率，广泛应用于工业生产中。

And the paper focuses on the system design requirements and scheme , the working principle of the optical grating ruler , the sense finding and digital subdivision technology for the grating Moire fringe signal , and the hardware and software design of the system .

其中着重叙述了系统设计要求和设计方案、光栅尺传感器的工作原理、光栅莫尔条纹信号的辨向和数字细分技术、系统硬件电路设计和系统软件设计。

Study on distributed in-fiber Bragg grating sensing system demodulated with a grating ruler

光栅尺解调的分布式光纤光栅传感系统