汽车侧围焊接问题及其控制研究分析 车辆工程管理专业VIP免费

摘要随着汽车制造业的发展，侧围焊接问题已经成为制约汽车行业向智能化、集成化、自动化的关键因素。因此，基于汽车行业对于侧围焊接问题的需求，开展了侧围焊接技术的相关研究。首先，介绍了侧围焊接的定义，存在的问题，以及国内外现状等，进而对侧围焊接有了初步的了解。其次，针对侧围结构，介绍了常见焊接工艺，包括点焊、凸焊、二氧化碳气体保护焊工艺、激光焊工艺等，熟悉了常见的焊接工艺。然后，基于常见侧围焊接问题，给出了相关解决方案。最后，介绍了侧围焊接质量控制技术、以及侧围焊接未来的发展趋势。关键词：侧围焊接；漏焊；虚焊；焊点击穿；点焊控制技术AbstractWiththedevelopmentoftheautomobilemanufacturingindustry,thesidewallweldingproblemhasbecomeakeyfactorrestrictingtheautomotiveindustrytobeintelligent,integratedandautomated.Therefore,basedontheautomotiveindustry'sdemandforsidewallweldingproblems,relatedresearchonsidewallweldingtechnologywascarriedout.Firstofall,thedefinitionofsidewallwelding,theexistingproblems,andthestatusathomeandabroadareintroduced,andthepreliminaryunderstandingofsidewallweldingisobtained.Secondly,forthesidewallstructure,thecommonweldingprocess,includingspotwelding,projectionwelding,carbondioxidegasshieldedweldingprocess,laserweldingprocess,etc.,isfamiliarwiththecommonweldingprocess.Then,basedonthecommonsideweldingproblem,therelevantsolutionsaregiven.Finally,thequalitycontroltechnologyofsidewallweldingandthefuturedevelopmenttrendofsidewallweldingareintroduced.Keywords:sidewallwelding;leakagewelding;virtualwelding;weldingclick-through;spotweldingcontroltechnology目录..............................................................................................4......................................................................................5......................................................................................5..................................................................................5...................................................................................5...............................................................................5..............................................................................................6..............................................................................7..............................................................................................7..............................................................................................7..................................................................8..........................................................................................9..............................................................................................9........................................................11................................................................................11.........................................................................................11.........................................................................................11................................................................................13.........................................................................................13.........................................................................................14........................................................................15......................................................