基于虚拟油石的白车身表面缺陷检测  

Surface Defect Detection of Body-In-White Surface Based on Virtual Oilstone

作　　者：李文忠 刘春柏 徐赫唯 赵醍 张玲玲 李长松 Li Wenzhong;Liu Chunbai;Xu Hewei;Zhao Ti;Zhang Lingling;Li Changsong(China FAW Corporation Limited,Changchun 130011)

机构地区：[1]中国第一汽车股份有限公司,长春130011

出　　处：《汽车工艺与材料》2024年第12期1-5,共5页Automobile Technology & Material

摘　　要：为解决人工油石打磨检测白车身表面缺陷效率低、主观性评价影响较大的问题,提出了一种虚拟油石检测方法,阐述了其基于高精度3D扫描仪的3D数据采集系统,自动分析汽车覆盖件和白车身表面缺陷的算法及步骤,运用仿真试验和模拟实际生产线在线检测试验的方法进行验证,结果表明,该方法能够稳定检测白车身表面缺陷,提高汽车生产线表面质量检测的效率和精度。To address the issue of low efficiency and great subjective influence while the laborer using the oilstone to polish the surface defects of Body-In-White(BIW)parts,this paper proposes a virtual oilstone detection method,and elaborates a data 3D system based on a high-precision 3D scanner data acquisition and automatically analyzes the algorithm and steps of surface defects on automotive panels and BIW.Simulation experiments and online detection experiments of virtual production lines are used to verify the method.The results show that this method can detect BIW surface defects stably and improve the efficiency and accuracy of surface quality detection on the automotive production line.

关 键 词：白车身 虚拟油石 缺陷检测 

分 类 号：U468.2[机械工程—车辆工程]