涡流探伤仪作规程.doc

《涡流探伤仪作规程.doc》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、DEFECTOMATCI2.812操作规程硬件DefectomatCI2.812用于在线检测接触线拉丝机生产的接触线产品,itdoesn’tincludeferromatthatisthereasonwhyitisimportanttohave2channelsDFtoanalysisthesurfaceandtheinsidecontactwire1.EquipmentCI2.812with2channelsDF2.ConnectioncablefromtheequipmentCI2.812tothecoil(thedistance

2、ofthecableshouldbenotbiggerthan50m,anditisimportanttoavoidavoidsharpbendsinthecableroute)3.Coil(evenworkwith2channelsDFonecoilisenough);itisnecessary3shapesofcoil:oneonservice,1sparepartandthelastoneincaseofdamage.4.Coilsupporttosustainandpositioningintherightplace5.电源2

3、20VAC300VA.ThediameterofthecoilmustbeadjustedtotheContactWiretothesectionsfrom85to150mm2:§17mmfor150mm2§15mmfor120and110mm2§12mmfor85mm2.Thediameterofthecoilisimportanttoensurethesensibilityofthesignal.Necessariesadjustments1-ContactwirespeedadjustmentthroughthecoilItis

4、veryimportanttoensurethattheequipmentdetectthedefectsorreportattenuateddespitetheequipmentisworkingproperlyTheequipmentcanreceivespeedinformationthroughoneencoderthatconstantlyrecognizethespeedoftheContactWireoadjustinginternallytheequipmentsettingupthetheoreticallythes

5、peedofthecontactwirewillbethroughthecoil2-Speedlimit2limits,upperandlowerthatmustbedefinedtotheequipmentCI2.812.WithencoderCI2.812onlydetectsdefectsifthespeedisinsideofthelimits.InthecaseofinternalspeedadjustmenttheCI2.812candetectandregisterdefectseventherearefluctuati

6、onsinthespeedofthecontactwirethatarenotknowfortheequipment.3-FrequencyadjustmentNeedtobeconsidertwopoints·Speedofthecontactwire·DeepnessofthedefectswewantedtodetectFasteristhespeedofthecontactwiregreaterwillbetheminimumfrequencyofwork.TheequipmentCI2.812doesn’tallowinse

7、rtfrequenciesthatarenotalignedwiththecontactwirespeed.探测频率越大，可探测深度就越小(lowerarethedefectsthatwecananalyze)Thefrequenciesintheequipmentarefrom1to100kHz.·With1kHzwecananalyzewelluntil3.5mminCuOFand4mmforCuMg·With10Khzwecananalyzewelluntil1mmforCuOFand1.2mmtheCuMg·Withvalue

8、of100kHz(biggerfrequency)wecananalyze0,35mmintheCuOFand0.4mmintheCuMg.4-FiltersItisverycriticaladjustmentbecau