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1、浙江澳翔图样技术要求Exteriorsurfacechromepolishing1.Partsremoveoxidationskin.Thesurfaceofthepartsshallnotbescratchedorscraped・Removetheburrs・Throughtheprocessingofadjustment,HRC50'55.5.Partsforhighfrequencyquenching,350~370°Ctempering,HRC40~45.Thecarburizingdepthof0.3
2、mm.Hightemperatureagingprocess・Thenon-shapetoleraneeshouldmeettherequirementofGB1184-80.Theunfilledlengthsizeallowsthedeviationtobeplusorminus0.5mm.Thecastingtolerancebandissymmetricalinthebasicdimensionsoftheblankcasting.Noroundec!radiusR5・12.Notechamferare
3、not2x45°・AnacuteAngleisblunt.Oilmustbesoakedbeforethesealingpartsareassembled.15.Assemblyofhotchargingrollingbearingsallowusedengineoilheating,oiltemperatureshallnotexceed100°C・Aftergearassembly,thecontactspotsandsidesoftheteethshouldmeettherequirementsofGB1
4、0095andGB11365・Whenassemblinghydraulicsystems,thesealingfillerorsealantispermitted,butshouldbepreventedfromenteringthesystem・Allpartsandparts(includingforeignpurchasesandexternalcomponents)oftheassemblyshallhavethequalificationoftheinspectiondepartmenttobeas
5、sembled・Thepartsmustbecleanedandcleanedbeforeassembly,noburrs,flyingedges,oxidizedskin,rust,cuttings,grease,stain,dustetc.Beforeassembly,themaincoordinationdimensionsofthecomponents,especiallythesizeofthefullsizeandtherelevantaccuracy,arereviewed・Thepartsint
6、heassemblyarenotallowedtoknock,touch,scratchandrust・Whenfasteningscrews,boltsandnuts,itisstrictlyforbiddentofightoruseimproperscrewsandwrenches・Afterfasteningscrew,nutandscrew,boltheadshallnotbedamaged.Totightenthefastenersrequiredbytighteningtorque,thetorqu
7、ewrenchmustbeappliedandtightenthetorqueasspecified・Whenthesamepartsarefastenedwithmultiplescrews(bolts),thescrews(bolts)shouldbecrossed,symmetrical,gradualanduniformlytightened・Thecontactratioshouldnotbelessthan60%ofthematchlengthandshouldbedistributedevenly
8、.Theflatkeyshouldbeincontactwiththetwosidesoftheshaft,andthereshouldbenogap・Thecontactrateofthesplineisnolessthantwothirds,andthecontactrateshouldnotbelessthan50%inthelengthandheightofthekeytoot
