基于机器视觉技术的激光焊机支撑块零件测绘的研究  

Research on Surveying and Drawing of Laser Welding Machine Support Block Parts Based on Machine Vision Technology

作　　者：曾鹏 张志刚[2] 尹小娟 黄宇聪 何童 ZENG Peng;ZHANG Zhigang;YIN Xiaojuan;HUANG Yucong;HE Tong(Hunan Engineering Technology Research Center of Digitalization of CNC Machining Process for Precision Parts,Changsha 410208,Hunan;Wuxi Institute of Technology,Wuxi 214121,Jiangsu;Hunan Industry Polytechnic,Changsha 410208,Hunan;Changsha High-Tech Engineering School,Changsha 410000,Hunan)

机构地区：[1]湖南省精密零件数控加工工艺数字化工程技术研究中心,湖南长沙410208 [2]无锡职业技术学院,江苏无锡214121 [3]湖南工业职业技术学院,湖南长沙410208 [4]长沙高新技术工程学校,湖南长沙410000

出　　处：《湖南工业职业技术学院学报》2024年第3期1-8,12,共9页Journal of Hunan Industry Polytechnic

基　　金：湖南省自然科学基金项目“Ag中间层对铜铝异种金属激光熔钎焊接头界面结构和性能的影响”(项目编号:2021JJ60027);湖南省教育厅优秀青年项目“铜铝激光焊金属间化合物成形机理与在线检测的研究”(项目编号:23B0957);湖南省自然科学基金项目“晶界迁移对7075铝合金热成形流变行为的影响及统一本构模型构建”(项目编号:2023JJ60193)。

摘　　要：机器视觉测量技术具有非接触、全视场测量、高精度和自动化程度高的特点,特别适用于轻微破损零件的测绘及后续修复。本文通过选用合适的光源、镜头和相机,搭建了机器视觉测量系统,对激光焊机设备支撑块零件4个面进行了视觉图像采集,并通过康耐视VisionPro软件对图像进行处理与分析,实现了对该零件整体尺寸的视觉精准测量。在此基础上,采用SolidWorks软件,完成支撑块的三维模型设计,为后续零件的加工与替换奠定技术基础。Machine vision measurement technology has the characteristics of non-contact,full field of view measurement,high precision,and high degree of automation,making it particularly suitable for surveying and subsequent repair of slightly damaged parts.The present paper constructs a machine vision measurement system by selecting appropriate light sources,lenses,and cameras,visual image acquisition was carried out on the four surfaces of the support block parts of the laser welding machine equipment.And the image was processed and analyzed using the Cognex VisionPro software,achieving visual precision measurement of the overall size of the part.On this basis,SolidWorks software is used to complete the 3D model design of the support block,laying a technical foundation for the subsequent processing and replacement of parts.

关 键 词：机器视觉 尺寸测量 图像处理 三维建模 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]