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ID:45593835
大小:134.03 KB
页数:10页
时间:2019-11-15
《电镀测试和检查标准的检测程序》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、电镀测试和检查标准的检测程序Scope范围ThisdocumentspecifiestheEngineeringRequirementsSpecificationstobeconductedatOQCforallSpringContactswithplating.Unlessotherwisenoted,thesetestsshallbeappliedtofinishedspringsattheplatingsupplierorspringsuppliersitepriortoshipmenttocustomer.T
2、hecustomerispermittedtoconductanyorallofthetestsrequirementsattheirIQCtothesamplingfrequenciesdefinedinthisdocumentandisobligatedtorejectthelotifanytestfailstherequirement.木文件适用于成品岀货检验所冇弹簧片接触面的电镀技术要求规格,文件屮定义了客户允许进行的任何或所有的测试耍求,除非另有说叨,否则在出货给弹簧客户之前,电镀供应商或者弹簧供应商都必须
3、完成这些测试,若有任何测试失败不合要求项,客户IQC在取样频率屮有责任判定为不合格Lot。Thequalityofthepartshouldnotbedegradedbyassembly,molding,orprocessingintothefinalunit,sospringsfromdisassembledunitsmustalsopassthetestrequirementsspecifiedinthisdocument,unlessotherwisenoted.为降低后序装配,注塑或最后加工成成品的部分质量,
4、所以本文件规定了弹賞从拆开的产品就必须通过这些测试的要求,除另有注释外。Thefailuremodesofconcernineludebutarenotlimitedtothefollowing.重要的失效模式包括但不仅限于以下内容:1)Delaminationoftheplatinglayerfromthebasismetal镀层的起皮2)Discolorationoftheplatedlayer电镀层变色3)Damagetothespring铁片损坏4)Corrosionoftheplatedlayers电镀层防
5、腐蚀5)Evidenceofincreaseporosity针孔的判定Thetestsaretobeconductedatthesamplingfrequenciesdefinedinthisdocument.Allsamplestestedmustpasspriortoshippingthelotandtobeacceptedatthecustomersite.本文件定义采样频率测试,所冇样品测试在出货Z前必须全部通过R被客户所接受。1)Thicknessmeasurement(X-ray)X-Ray厚度测量2)S
6、altmisttest盐雾测试3)Heatquenchtest热处理测试(热冲击)4)Tinplatingsolderingtest镀锡表面可焊性测试5)Adhesivetest胶粘剂剥离测试(结合力测试)6)Bendingtest可弯曲测试7)NitricacidTest耐腐蚀性测试OQCTestRequirementsOQC测试要求Unlessotherwisenoted,thesamplesmustmeetallfunctionalrequirementsspecifiedintheERS.除另有说明,样品必须
7、满足ERS规定的所有功能性需求。1.ThicknessMeasurement厚度测量A.PlatingThicknessSpecification:镀层厚度规格说明Platingthicknessisspecifiedinthepartdrawing.TheuseofblockersmustbereviewedandapprovedbyQEfromcustomer.镀层厚度依指定的零件图,雏形锻模的使用必须由客户质量丁•程师进行审核和批准。B.SamplingFrequency:抽样频率Thicknessistobe
8、checkedon32randomlyselectedpiecesperlotatOQC.AlotistobedefinedasthequantityshippedandreceivedatthecustomersIQC.Lotslargerthan500,000piecesshouldbebrokenintomultiplelotsizesn
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