第45卷第8期(总第365期)电镀与精饰2023年8月电缆铜线材高速电镀银技术秦兵1,赵俊1,陈鼎彪1,王清华1*,林峰1,朱立群2(1.铜陵精达特种电磁线股份有限公司,安徽铜陵244000;2.北京航空航天大学材料科学与工程学院,北京100191)摘要:针对电缆行业应用的镀银铜线的电镀工艺与镀银层抗氧化变色问题,为进一步提高镀层质量,介绍了公司应用的铜线高速镀银的实际生产及镀银层质量控制的经验,分析了高速镀银生产过程中出现的黄点、黄斑、黑点及氧化变色等故障的原因。从铜线镀银预处理、高速电镀银工艺参数、钝化后处理以及包装材料等方面提出了相应的电镀工艺改进建议,为今后高性能铜线电缆的高速镀银生产打下技术基础。关键词:电缆铜线;高速电镀;镀银层;抗氧化变色中图分类号:TG178文献标识码:AHighspeedsilverelectroplatingtechnologyforcablecopperwireQinBing1,ZhaoJun1,ChenDingbiao1,WangQinghua1*,LinFeng1,ZhuLiqun2(1.TonglingJingdaSpecialMagnetWireCo.,Ltd.,Tongling244000,China;2.SchoolofMaterialsScienceandEngineering,BeihangUniversity,Beijing100191,China)Abstract:Inviewoftheelectroplatingprocessofsilverplatedcopperwireusedincableindustryandtheproblemofanti-oxidationdiscolorationofsilvercoating,inordertofurtherimprovethecoatingquality,theactualproductionofhigh-speedsilverplatingofcopperwireusedbythecompanyandtheexperienceofsilvercoatingqualitycontrolwereintroducedandthecausesofyellowspot,macula,blackspotandotheroxidationdiscolorationfailureintheprocessofhigh-speedsilverplatingwereanalyzed.Somesuggestionsforimprovementofplatingprocesswereputforwardfromtheaspectsofpretreatmentofcopperwiresilverplating,processparametersofhigh-speedsilverplating,post-passivationtreatmentandpackagingmaterials,whichlaidatechnicalfoundationforhigh-speedsilverplatingproductionofhigh-performancecopperwireandcableinthefuture.Keywords:copperwirecable;highspeedplating;silvercoating;anti-oxidationdiscoloration在电线电缆行业中,橡皮绝缘矿用电缆、机车车辆用电缆、船用电缆和飞机腊克线以及电线电缆的屏蔽编织层等普遍使用的是镀锡铜线或者镀银铜线等。铜线经过电镀后可以有效防止铜线的表面氧化变黑、导电性能下降、橡皮发黏等故障。...