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1、INTERNATIONA1.STANDARDISO4580editionFirSt2021-11AerospaceDrives,interna1.,TORX(三)PARA1.OBEdriverbitGeometrica1.definition,gagingandtechnica1.requirementsAeronautiqueetespaceEmpreintes,ToRXPARA1.oBEembout(TentrainementDefinitiongeometrique,ca1.ibrageetexigencestechniquesCOPYRIGHTPROTECTEDDOCUMENTISO2
2、021IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InyM1.tta0DmkfifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1.22749O1.11觥曲ite：图洲跳触OQrgPub1.ishedinSwitzer1.andIntroductionthatcomp1.iancewiththisdocumentmayinvo1.vetheuseofapatent.reasonab1.eandnon-discriminatoryassuredand1.SOcnnditionshe/sheisapp1.icantsthrougho
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4、fthispatentright.Theho1.derofthispatentrighthastermsthatwithwi1.1.ingtonegotiatetheInthisrespect,thestatementoftheho1.derofthispa，t，igtuiswithISO.Informationmaybeobtainedfromthepatentdatabaseavai1.ab1.eatwww.iso.org/patents.patentothertothethoseinthethatoftheISOsha1.1.ofbehe1.dmayforsubjectofanyora1
5、.1.suchpatentrights.AerospaceDrives,interna1.,TORXPARA1.OBEdriverbitGeometrica1.denition,gagingandtechnica1.requirements1ScopeNormativedrivcrreferenceswithaerospacefasteners.constitutesrequirementsaredocument.Fordatedinreferences,on1.ySomceditiona1.1.citedapp1.ies.contenttechnica1.requirementsDrives
6、,interna1.,TORXPARA1.OBEdriveGeometrica1.definition,gagingand3 Termsanddef1.nitionsISOandIECmaintaintermino1.ogydatabasesforuseinstandardizationatthefo1.1.owingaddresses:3.1 IECE1.ectropedia:avai1.ab1.eat4trwww1.e1.eundcdphnvertijp?irhsintoTn1.cannotbeptx1.6.1DriverbittorquetestapparatusThetorquetes
7、tapparatussha1.1.becapab1.eOfmaintaininga1.ignmentofthedriverbitaxisandtorqueIoatifiRC1.iDp1igntfqutt1iynnMt1rquDitn1xeiDUprivbiaThesppptiratefidsha1.1.notresistanytendencyofthedriverbittoCamoutofthetorquetestfixtureconfigurationduringthetest6.2TorquetestfixtureThedriverbitsha1.1.betestedinatorquete
8、stfixture(Figure3)havinginitscentrethecorrectdriveP1.Vtorquetestfixtureconfigurationdiameter(seeTab1.e5)configurationdepth(seeTab1.e5)1 fixtureidentificationmarking2 pin3 setscrewFigure3Driverbittorquetestfixturetypica1.Thedriverbittorquetestfixtureidentificationmarkingsha1.1.appearonsurfaceoffixtur
9、e.EXAMP1.E:25-SD1-727Tab1.e5Driverbittorquetest11xtureConf1.gurat1.ondimensions-metricandinch11DrivesizedescriptorTorquefixturescriesnumberWCOnfi如rationdiameterPConfigurationdepthWConfirationdiameterPConfigurationdepth1.1.：1.aThedimensionsinthistab1.earerounded.Thereforethegenera1.formu1.aforconvert
10、inginchesintommcann11tbeused.Tab1.e5(continued)DrivesizedescriptorTorquefixturescriesnumberWConfigrationdiameterPConfigurationdepthWConfifurationdiameterPConfigurationdepth!Ei114Thedimensionsinthistab1.earerounded.Thereforethegenera1.formu1.aforconvertinginchesintommcannotbeused.6.3Torquewrench/tors
11、1.onmachineHandtorquewrenchsha1.1.conformtoapp1.icab1.erequirements.HUer1.btttnCSt05QM自QeterP601Ce口UreCOnfonntoapp1.icab1.erequirements.糠平沁麻限DitTn刑UeVaIUeSShO1队蛔俺而飓心间1志&hft)W邮dQtW1.i1.saCCordanCefaS曲协recesstorque.a) SetthetorquetestfixtureconfigurationdepthPforcorrectdrivesizeas1.istedinTab1.e5.b) P
12、1.acedriverbitinasuitab1.etorquetestapparatus.c) W雕曲FmOVdHriVerOrbi6?A也fR1.finconfigurationbutt1.ft(tthethetueaxisVtfWStrainei1.g9ftf1.ara1.ignmentwiththetorquetestfixtureconfigurationaxis.d) A撷蝴P肺K搬fast岫用附飒tio赳he聊网战document.Thetota1.ende) Withthebitmatedtothetorquetestfixtureconfigurationandtheend1
13、.oadapp1.ied(butnotorqueapp1.ied),zerothetorquemeasuringdevice.f) App1.ythetorques1.ow1.yintheinsta1.1.ationdirectionatasmooth,continuousrateunti1.driverbittorsiona1.fractureoccurs.JRecordtheapp1.iedtorqueandmodeoffai1.ure.h) Disengagethedriverbitandtorquetestfixtureconfiguration.i) Ifrequired,repeatstepsa)toh).app1.yingtorqueintheremova1.direction,usinganewdriverbi1.
