基于TOF测量的红外光电测距传感器研制  

Development of Infrared Photoelectric Distance Sensor Based on TOF Measurement

作　　者：叶益诚 田敏 谢勇 李红娟 YE Yicheng;TIAN Min;XIE Yong;LI Hongjuan(Shanghai Lanbao Sensing Technology Co.,Ltd.,Shanghai 201404,China)

机构地区：[1]上海兰宝传感科技股份有限公司,上海201404

出　　处：《仪表技术与传感器》2023年第12期21-24,共4页Instrument Technique and Sensor

摘　　要：为了满足智能设备的高精度、无接触、远距离测量需求,研制了基于TOF测量原理的红外光电测距传感器。设计了基于IO_LINK的单总线通信系统和基于MCU的数据处理系统。对距离值和温漂进行标定,采用环境光补偿方法改进光路结构。验证了IO_LINK单总线系统和MCU数据处理系统的稳定性及室外工作的可靠性。In order to meet the requirements of high precision,non-contact and long distance measurement for intelligent equipment,an infrared photoelectric distance sensor based on TOF measurement principle was developed.A single bus communi-cation system based on IO_LINK and a data processing system based on MCU were designed.The distance value and temperature drift were calibrated,the ambient light compensation method was adopted,and the optical structure was improved.The stability of IO_LINK single bus system and MCU data processing system and the reliability of outdoor work were verified.

关 键 词：TOF测量 测距传感器 IO_LINK 距离标定 温漂 环境光干扰 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]