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......................................................