MASTA花鍵設計與強度校核模塊

SIMRTMANUFACTURINGTKHNOWGY花鍵設計與強度校核分析TOC\o"1-5"\h\z\o"CurrentDocument".花鍵設計 2\o"CurrentDocument".花鍵的強度校核分析 8\o"CurrentDocument"國標（GBT）的校核結果 9\o"CurrentDocument"SAE的校核結果 101.花鍵設計在需要進行花鍵連接設計時，如下圖所示添加花鍵:leEditViewHelpTreeView-] 4>leEditViewHelpTreeView-] 4>|3DVi4?38t.1Add,AssemblyDeleteRescale...GearSets ?CouplingsBelt/ChainDriveS?tClutchConceptCouplingCVTImport...Export...BearingShaftOilSealPowerLoadPointLoadDatumMeasurementPointImportedFEExternalCADModel...?Spline/InterferencefitSynchroniser選擇Spline/InterferenceFit,則會彈出以下界面，選擇Spline并可詳細命名。在花鍵屬性中點擊“Type”欄，選擇“DetailedSpline”：Properties4>—ASplineVAxialStiffness(N/m)1000000000000LengthGnm)10Position(0mm,0mm,0mm)RadialStiffnessCH/m)1000000000000SplineTypeGBTTiltStiffness(Nm/rad)1000000000TorsionalStiffness(Nm/rad)1000000000000DetailedSplineV日SplineDesignandRatingSplineBeforeRunningInDetailedSplineDrivenMachineWorkingConditionInterferenceJDrivinFMachineWorkingConditionumrormSIMHTMMUBtCWRINGTECHNOWGY在“SplineDesign,,欄中即可根據花鍵的類型輸入花鍵的詳細設計參數，目前MASTA提供兩種花鍵形式：GBT和ISO。Properties<>—ASplineVAxialStiffness(H/m)1000000000000ALength(mm)10Position(0mm,0mm,0mm)RadialStiffness(N/m)1000000000000SplineTypeGBT vTiltStiffness?m/rad)GBTTorsionalStiffness(Hm/rad)ISOType□SplineDesignandR&tingSplineDesignandR&tingBeforeRunningInNoDrivenMachineWorkingConditionUniformDrivingMachineWorkingConditionUniformFatigueLifeFactorTypeUnidirectionalFitClassTypedHB220HeatTreatmentTypeNoHeatTreatmentHRC58MaxMisalignment(mm)1MillionsOfRevolutions0.01ModuleGnm)3NumberOfTeeth20PressureAngle30DegreesRootTypeFlatRootSafetyFactorofCompressiveStress1.25SafetyFactorofRootBendingStresss1SplineRatingTypeGBTSplineToleranceClassType4TensionStength(MPa)980TorqueCycles1000YieldingStress(MPa)835SynchroniserSizin^SpecifyInertia?NoUserSpecifiedInertia(Kgmm*2)0 輸入的設計參數中英文對照表如下:MiseAxialStiffness(N/m)軸向剛度Length(mm)長度Position位置RadialStiffness(N/m)徑向剛度SpecifyInertia?是否設置轉動慣量SplineType花鍵類型GBT國標ISOISO標準TiltStiffness(Nm/rad)傾斜剛度TorsionalStiffness(Nm/rad)扭轉剛度SplineDesignandRatingBeforeRunningIn是否在磨合前？DrivenMachineWorkingCondition工作機工作狀態(tài)（指負載）Uniform平也Light輕微沖擊Medium中等沖擊Heavy嚴重沖擊DrivingMachineWorkingCondition原動機工作狀態(tài)Uniform平穩(wěn)Light輕微沖擊Medium中等沖擊FatigueLifeFactorType疲勞壽命系數類別Unidirectional單響FullReversed對稱雙向FitClassType裝配等級defgjskHB布氏硬度HeatTreatmentType熱處理方式NoHeatTreatment無熱處理Temper回火Quench40淬火40Quench45淬火45Quench50淬火50SurfaceHardening表面硬化HRC洛氏硬度HRCMaxMisalignment(mm)最大錯位量MillionsofRevolutions循環(huán)次數，106Module(mm)模數NumberofTeeth齒數PressureAngleType壓力角類型

3037.545RootType齒根類型FlatRoot平齒根FilletRoot圓齒根SafetyFactorofCompressiveStress接觸抗壓安全系數SafetyFactorofRootBendingStress齒根彎曲安全系數SplineFixtureType花鍵固定類型Flexible柔性Fixed固定SplineRatingType花鍵校核標準GBTSAESplineToleranceClassType花鍵公差等級類別SteelMaterialType鋼材料類型CarburizedRc58滲碳Rc58CarburizedRc555滲碳Rc555Nitrided滲氮HardenedRc40表面硬化Rc40TensionStrength(Mpa)抗拉強度(Mpa)TorqueCycles扭矩循環(huán)次數WithCrown起鼓YieldingStress(Mpa)屈服應力(Mpa)在設置花鍵詳細參數的同時，點擊圖形顯示區(qū)上部的報告命令"Report”，即可觀察所設計花鍵的齒形和相應參數，如下圖：SIMHTMANUR^nJHlNGTECHnOU)GYTOC\o"1-5"\h\zNumberOfTeeth z 10Module(mm) m 3PressureAngle(") a。 30PitchDiameter(mm) D 30BaseDiameter(mm) Db 25.981內外花鍵的詳細參數如下:SIMRTMANUFACTURINGTKHNOWGYISO4156SplineJointInternalInternalMaxMajorDiameter(mm)D.eimax34.577InternalMinFormDiameter(mm)DFimin33.6InternalMinorDiameter(mm)Dii27.726H12InternalMaxActualSpaceWidth(mm)Efnax4.757InternalMaxEffectiveSpaceWidth(mm)vmax4.737InternalMinActualSpaceWdth(mm)*min4.732InternalMinEffectiveSpaceWdth(mm)min4.712InternalMaxMeasurementBetweenBallsorPins(mm)^Rimax21.805InternalMinMeasurementBetweenBallsorPins(mm)“Rimin21.728InternalBallorPinDiameter(mm)DRi5.3ExternalExternalMajorDiameter(mm)Dee33h12ExternalMaxFormDiameter(mm)DcFemax27.126ExternalMinMinorDiameter(mm)Diemin25.388ExternalMaxEffectiveToothThickness(mm)vmax4.712ExternalMaxActualToothThickness(mm)Smax4.693ExternalMinEffectiveToothThickness(mm)svmin4.687ExternalMinActualToothThickness(mm),min4.668ExternalMaxMeasurementOverBallsorPins(mm)“Remax40.116ExternalMinMeasurementOverBallsorPins(mm)“Remin40.082ExternalBallorPinDiameter(mm)DRe6.3內花鍵報告：Dei：內花鍵大徑，指內花鍵的齒根圓（大圓）直徑DFi：內花鍵漸開線終止圓直徑Dii：內花鍵小徑，指內花鍵的齒頂圓（小圓）直徑Emax和Emin：實際齒槽寬的最大最小值，在內花鍵分度圓上實際測得的單個齒槽的弧齒槽寬。Evmax和Evmin：作用齒槽寬的最大最小值，等于一與之在全齒長上配合（無間隙無過盈）的理想全齒外花鍵分度圓上的弧齒厚。MRi：借助兩量/球棒測量內花鍵實際齒槽寬時兩量棒/球間的內側距離，統(tǒng)稱為M值。DRi：測量內花鍵的量棒/球直徑。外花鍵報告：

SUARTMANUFACTURINGTECHNOLOGYDee：外花鍵大徑，指外花鍵的齒頂圓（大圓）直徑DFe：外花鍵漸開線起始圓直徑Die：外花鍵小徑，指外花鍵的齒根圓（小圓）直徑Svmax和Svmin：作用齒厚的最大最小值，等于一與之在全齒長上配合（無間隙無過盈）的理想全齒內花鍵分度圓上的弧齒厚。Smax和Smin：實際齒厚的最大最小值，在外花鍵分度圓上實際測得的單個花鍵齒的弧齒厚。Mrc：借助兩量棒測量外花鍵實際齒厚時兩量棒/球間的外側距離，統(tǒng)稱為M值。DRe：測量外花鍵的量棒/球直徑。在屬性欄中輸入設計參數，右邊的圖表和參數報告也會隨之相應變化，以花鍵的齒根類型為例：平齒根花鍵齒形圖（FlatRoot）圓齒根花鍵齒形圖平齒根花鍵齒形圖（FlatRoot）圓齒根花鍵齒形圖（FilletRoot）2.花鍵的強度校核分析MASTA的花鍵設計與強度校核模塊提供兩種校核標準：GBT和SAE。在花鍵設計的屬性欄中的“SplineRatingType”項下選擇GBT或SAE,即可用相應的標準對所選花鍵進行強度校核，如卜.圖:SplineRatingTypeGBTSplineRatingTypeGBTSplineToleranceClassTypeGBTSteelMaterialType運行系統(tǒng)變形分析，在樹形框中選擇相應的花鍵并選擇相應的工況,在“ReportSplineToleranceClassTypeGBTSteelMaterialType運行系統(tǒng)變形分析，在樹形框中選擇相應的花鍵并選擇相應的工況,在“Report欄中可以查看花鍵在該工況下的校核結果。國標(GBT)的校核結果GB/T17855SplineRatingUnitLoad(NAn)W1221317.8772Torque(Nmm)T8250000.0002RadialLoad(N)F5447.5737Moment(Nmm)Mb3541.3674ApplicationFactorK11.25BacklashFactorK21.2DistributionFactorK31.1FaceLoadDistributionFactorK41.4CalculatedAllowableCompressiveStress(MPa)cth463.1736289.1775RootBending(MPa)ctf897.5224424.2424MaxToothShearingStress(MPa)TFmax5109.8586212.1212EquivalentStress(MPa)%3920.1471361.4719上表中的中英文對照表如下表所示:UnitLoad(N/m)單位載荷Torque(Nmm)扭矩RadialLoad(N)壓軸力(徑向力)Moment(Nmm)彎矩ApplicationFactor使用系數BacklashFactor齒側間隙系數DistributionFactor分配系數FaceLoadDistributionFactor軸向偏載系數CompressiveStress(Mpa)齒面接觸應力RootBending(Mpa)齒根彎曲應力MaxToothShearingStress(Mpa)齒根最大剪切應力EquivalentStress(Mpa)當量應力對于齒面接觸應力、齒根彎曲應力、齒根最大剪切應力和當量應力MASTA會給出計算值(Calculated)和許用值(Allowable),如果要保證花鍵工作安全，應滿足計算值小于等于許用值。SIMHTMMUBtCWRINGTECHNOWGYARigidConnector:Forces&DisplacementLoadCase:100%LoadCaseIn1ConnectionsForcesForce(N)Moment(Nmm)x yzXy zOutputShaftAssemtoty/OutputShaft-4767.2316 -2636202101713.7465-3099.0895 8250000.1526PlanetaryGearSetSunCarrierAssemblyQrrierShaft4767.2316 2636.20210-1713.746530990895 -82500001526Total0 000ComponentForcesForce(N)Torque(Nmm)Locationx yzXy zInner-4767.2316 -2636202101713.7465-3099.0895 8250000.1526Outer4767.2316 2636.20210-1713.746530990895 -82500001526ComponentDeflectionsDisplacement(pm)Tilt/Twist(Rad)Locationx yzXy zInner-305.3 -168.9-310.300004-00008 0Outer-305.3 -168.9-310.30.0004-0.0008 0上表中給出內外花鍵受力和位移的具體計算結果。Inner代表內花鍵，Outer代表外花鍵。SAE的校核結果SAESplineRatingUnitLoad(NAn)W1221317.8772Torque(Nmm)T8250000.0002FatigueLifeFactorLf1.8SplineOverloadFactorKo1.5WearLifeFactorLw4MisalignmentFactorKm1InternalHoopStress(MPa)Sh61.9807AllowableStress(MPa)Sh827.3848CalculatedAllowableCompressiveStress(MPa)Sc401.1261 275.7949MaxToothShearingStress(MPa)Ss448.9053 413.6924Internal ExternalRootBendingStress(MPa)Sb47.0093 141.0278StressConcentrationFactorKt1.9354 1.9354TorsionalShearStress(MPa)St156.5597 6102.7731EquivalentStress(MPa)Se292.2527 10572.2623上表中的中英文對照表如下表所示:UnitLoad(N/m)單位載荷Torque(Nmm)扭矩FatigueLifeFactor疲勞壽命系數SplineOverloadFactor花鍵過載系數WearLifeFactor磨損壽命系數MisalignmentFactor錯位量系數InternalHoopStress(Mpa)圓角應力AllowableStress(Mpa)許用應力CompressiveStress(Mpa)齒面接觸應力MaxToothShearingStress(Mpa)齒根最大剪切應力RootBendingStress(Mpa)齒根彎曲應力St