干涉测距模块.ppt

The light path of vertical axis and horizontal axis move together竖轴光路与水平轴光路联动 Scheme 2方案2 Scheme 3方案3 Horizontal axis and vertical axis both adopt single-light-path interferometry, 横轴与竖轴均采用单光路干涉测量。 Independent vertical axis and horizontal axis.Horizontal axis adopt marble guide rail,air floating workbench. Vertical linear guide rail is mechanical axis，which is ball screw driven. . 水平轴与竖轴分开，各自独立。水平轴采用大理石导轨，气浮式工作台。竖轴为机械轴，滚珠丝杆传动。 horizontal axis measurable range(横轴可测范围):<80m, Measurement Uncertainty（测量不确定度）:1+0.5L mm Verticle axis measurable range（竖轴可测范围）:>2m , Measurement Uncertainty（测量不确定度）:1+0.5L mm Horizontal axis has high precision, can provide standard laser plane, while its structure is complicated, and vertical axis's precision is difficult to ensure. 横轴精度高，可提供标准激光平面，结构复杂，竖轴精度能难保证。 light path 光路 structure 结构 index 指标 Feature 特点 Scheme 3方案3 The overall effect diagram总体效果图 Verticle axis single-light-path水平轴单光路 Scheme 3方案3 Scheme 4方案4 The overall effect diagram总体效果图 Marble platform + machine guide rail大理石平台+机械导轨 Scheme 4方案4 Thank you！ Laser tracker’s calibration device激光跟踪仪校准装置 Reporter: Gao ting 汇报人：高廷 Otc. 2014 2014年10月 Introduce about laser tracker’s performance evaluation （现有激光跟踪仪评定方法） Method for how to calibrate a laser tracker ’s angle & distance （激光跟踪仪测角和测距精度的校准方法） c（双轴激光跟踪仪校准装置） 4 Design plans for Laser tracker calibration device（4种跟踪仪校准装置的设计方案） Contents 内容 1 Laser tracker’s performance evaluation Calibrating In-lab 实验室校准 Evaluating in-site 现场检查 Evaluating in-site means to check the performance of laser tracker measuring a point in workshop environment . 检查跟踪仪在某种特定的使用环境下所能达到的综合测量能力（如空间坐标测量能力、空间测长测量能力）。 Two paths to laser tracker’s performance evaluation (激光跟踪仪的两种评定方式) Calibrating In-lab means to check the performance of laser tracker’s angle indexes Interferometer, laser distance meter, retro-reflector, environment sensor etc. in a standard environment laboratory and verify their maximum permission error(MPE). 检查的是集成在跟踪仪内部的双向测角编码器、激光