汽车冲压件自动视觉检测系统设计  

Design of an Automatic Machine Vision Inspection System for Automotive Stamping Parts

作　　者：高欣 陆中宏[3] 李金岭[4] 梁坤 李琦 GAO Xin;LU Zhonghong;LI Jinling;LIANG Kun;LI Qi(Hebei Key of Laboratory of Intelligence Equipment Digitalize Design and Process Simulation,Tangshan 063000,China;Tangshan University,Tangshan 063000,China;Tangshan Polytechnic College,Tangshan 063299,China;Tangshan JuRen Environmental Protection Technology Co.,Ltd.,Tangshan 063000,China;Tangshan ZhongYu Technology Development Co.,Ltd.,Tangshan 063000,China)

机构地区：[1]河北省智能装备数字化设计及过程仿真重点实验室,河北唐山063000 [2]唐山学院,河北唐山063000 [3]唐山工业职业技术学院,河北唐山063299 [4]唐山聚人环保科技有限公司,河北唐山063000 [5]唐山市中宇科技发展有限公司,河北唐山063000

出　　处：《工业技术与职业教育》2025年第1期11-16,共6页Industrial Technology and Vocational Education

基　　金：河北省创新创业教育教学改革研究与实践项目“基于学生车队建设与运行的车辆专业创新创业实践体系建设研究”(项目编号:2023cxcy293),主持人高欣;河北省科技厅河北省科技特派员项目“汽车配件视觉检测专机研发”(项目编号:JK20241447),主持人高欣。

摘　　要：汽车冲压件的人工检测方式劳动强度高,效率低,容易发生漏检和错检等情况。基于机器视觉进行冲压件检测,实现汽车冲压件零部件上孔、螺栓、螺母的漏装和错装自动检测。首先,分析工件特征和检测需求,设计机器视觉检测系统的总体技术方案。其次,根据检测精度选型和设计了图像采集、光源、打光、上下料等子系统。最后,设计了系统硬件电路并按照各工件的特征开发视觉识别系统软件,并进行系统调试和交付培训。系统实现了工件缺陷的视觉检测,提高了生产效率。The manual inspection of automotive stamping parts is labor-intensive,inefficient,and prone to missed and incorrect detections.The research conducted in this study uses machine vision for the detection of stamping parts,focusing on issues such as missing or misinstalled holes,bolts,and nuts on automotive stamping parts.The study analyzed the detection requirements and characteristics of the workpieces and designed the overall composition and scheme of the machine vision detection system.Based on the detection accuracy,the image acquisition module,lighting source,and lighting scheme,as well as the loading and unloading mechanisms were determined.The hardware system's circuit and camera mounting bracket were designed.By analyzing the characteristics of various workpieces,visual recognition software was developed,achieving the detection goals of machine vision.

关 键 词：检测 机器视觉 汽车冲压件 

分 类 号：TP278[自动化与计算机技术—检测技术与自动化装置]