钢板弹簧悬架布置对车身稳定性的影响分析

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中图分类号：U463 DOI：10.20042/j.cnki.1009-4903.2026.01.003

Analysisof the Impactof LeafSpring SuspensionLayoutonVehicle Body Stability

Abstract：Tisstudyinvestigatestheimpactofkeyparametersinsymmetricallafspringsuspensionconfigurationsonveiclestabilt TheaxisdeflectionAngleiscalculatedbynumericalmethodthroughSAEarcmethod.Thispaperintroducesthecalculationmethodof "pushingrod"Angle.Acordingtotherelationshipbetweentheaxialangle，pushrodAngleandvehiclebodyrollAngle，thefunctional relationshipbetweenthevehiclebodyrollAngleandtheparametersrelatedtotheleafspringsuspensionarrangementisstablished Takingthefrontleafspringsuspensionofacertaintypecommercialvehicleasanexample，thispaperanalyzestheinfluenceof leaf springinstalationAngle，leafspringspanandfulloadarceightoftleafspringonvecleodysabityitintecommonjumping rangeofcommercialvehicleleafspringsuspension.Thefindingsrevealthatallthreeparametersexhibitnegativecorelationswith stability，providing valuable insights forsuspensionsystem design.

Keywords：VehiclebodystabityVehiclebdyolangle;Suspensionpushrodangle;Aialdeviationangle;Leafspringuspesion

0 引

车身侧倾角是评价车身稳定性的重要参素之一，它受轴偏角和悬架推杆角的影响[1]。（剩余4043字）