焊接领域激光结构光视觉传感技术的研究及应用

Research and Application of Visual Sensing Technology Based on Laser Structured Light in Welding Industry

基于激光结构光的视觉传感技术是实现焊接坡口检测、焊缝跟踪和焊接机器人路径规划等的主要技术手段和基础。介绍了基于激光结构光的视觉传感技术应用于焊接领域的优势,分析了其基本检测原理,归纳总结了该技术在焊接领域的研究热点和发展方向。通过探讨各种激光结构光视觉传感器的原理和特征,对其进行了全面的总结和全新的分类,并详细介绍了它们各自的技术特点及研究进展。最后,对基于激光结构光的视觉传感技术存在的问题进行了探讨,以期促进该技术的进一步研究和应用。

The visual sensing technologies based on the laser structured light are the main technical means and foundation for the realization of welding groove detection, seam tracking and robot path planning in the welding industry. Their technical advantages applied in the welding industry are introduced, the basic detection principles,are analyzed, and the research focuses and developing directions in the welding industry are concluded and summarized. Through discussion on the operational principles and characteristics of various visual sensors based on the laser structured light, the comprehensive summary and a novel classification are proposed, and their respective technical characteristics and research progress are introduced in detail. Finally, the existing problems of visual sensing technology based on the laser structured light are discussed in order to promote further research and application of this technology.