计及复杂胎面花纹的子午线轮胎结构有限元分析

计及复杂胎面花纹的子午线轮胎结构有限元分析一、本文概述Overviewofthisarticle随着汽车工业和轮胎制造技术的快速发展，子午线轮胎作为现代汽车的主要配套产品，其性能和设计优化对车辆行驶安全性、舒适性和燃油经济性等方面具有重要影响。其中，胎面花纹作为轮胎的关键组成部分，不仅影响轮胎的外观美观度，还直接关系到轮胎的滚动阻力、抗湿滑性能和耐磨性等关键性能指标。因此，对子午线轮胎结构进行精确的有限元分析，尤其是计及复杂胎面花纹的影响，对于提高轮胎的设计水平和性能优化具有重要意义。Withtherapiddevelopmentoftheautomotiveindustryandtiremanufacturingtechnology,radialtires,asthemainsupportingproductofmoderncars,haveimportantimpactsonvehicledrivingsafety,comfort,andfueleconomyduetotheirperformanceanddesignoptimization.Amongthem,thetreadpattern,asakeycomponentofthetire,notonlyaffectstheappearanceandaestheticsofthetire,butalsodirectlyrelatestokeyperformanceindicatorssuchasrollingresistance,wetslipresistance,andwearresistanceofthetire.Therefore,accuratefiniteelementanalysisofthestructureofradialtires,especiallyconsideringtheinfluenceofcomplextreadpatterns,isofgreatsignificanceforimprovingthedesignlevelandperformanceoptimizationoftires.本文旨在通过有限元分析方法，深入研究计及复杂胎面花纹的子午线轮胎结构的力学特性和性能表现。文章将介绍子午线轮胎的基本结构和胎面花纹的设计原理，为后续的分析提供理论基础。将详细阐述有限元分析的基本原理和步骤，包括模型建立、网格划分、边界条件设定以及求解过程等。在此基础上，文章将构建计及复杂胎面花纹的子午线轮胎有限元模型，并通过数值模拟分析轮胎在不同工况下的力学响应和性能变化。文章将总结分析结果，探讨胎面花纹对轮胎性能的影响规律，并提出相应的优化建议。Thisarticleaimstoinvestigatethemechanicalcharacteristicsandperformanceofradialtirestructuresthattakeintoaccountcomplextreadpatternsthroughfiniteelementanalysismethods.Thearticlewillintroducethebasicstructureofradialtiresandthedesignprinciplesoftreadpatterns,providingatheoreticalbasisforsubsequentanalysis.Thebasicprinciplesandstepsoffiniteelementanalysiswillbeelaboratedindetail,includingmodelestablishment,meshdivision,boundaryconditionsetting,andsolutionprocess.Onthisbasis,thearticlewillconstructafiniteelementmodelofaradialtirethattakesintoaccountcomplextreadpatterns,andanalyzethemechanicalresponseandperformancechangesofthetireunderdifferentworkingconditionsthroughnumericalsimulation.Thearticlewillsummarizeandanalyzetheresults,exploretheimpactoftreadpatternsontireperformance,andproposecorrespondingoptimizationsuggestions.通过本文的研究，不仅可以为子午线轮胎的设计和制造提供有益的参考和指导，还可以为轮胎行业的技术创新和性能提升提供理论支持和实践依据。Throughthisstudy,notonlycanitprovideusefulreferenceandguidanceforthedesignandmanufacturingofradialtires,butitcanalsoprovidetheoreticalsupportandpracticalbasisfortechnologicalinnovationandperformanceimprovementinthetireindustry.二、子午线轮胎结构及其胎面花纹设计Radialtirestructureandtreadpatterndesign子午线轮胎，也称为径向轮胎，是现代汽车工业中广泛采用的一种轮胎类型。其名称来源于轮胎内部帘布层的排列方式，即帘线从一侧胎圈连接到另一侧胎圈，与轮胎的赤道面形成近似90度的角度，形如地球的子午线。这种设计使得轮胎在承受载荷时，帘线受力更为均匀，提高了轮胎的承载能力和耐磨性。Radialtires,alsoknownasradialtires,areatypeoftirewidelyusedinthemodernautomotiveindustry.Itsnamecomesfromthearrangementoftheinnerplylayersofthetire,wherethecordsareconnectedfromonesideofthetiretotheother,forminganangleofapproximately90degreeswiththeequatorialplaneofthetire,resemblingthemeridianoftheEarth.Thisdesignmakesthetire'scordmoreevenlyloaded,improvingthetire'sload-bearingcapacityandwearresistance.胎面花纹是子午线轮胎设计中的关键要素，它不仅影响着轮胎的外观，更直接关系到轮胎的行驶性能。胎面花纹的主要功能包括提供足够的摩擦力以保证车辆的行驶安全，排除轮胎与路面之间的水分以防止打滑，以及降低行驶噪音等。Thetreadpatternisakeyelementinthedesignofradialtires,whichnotonlyaffectstheappearanceofthetire,butalsodirectlyaffectsthedrivingperformanceofthetire.Themainfunctionsoftreadpatternsincludeprovidingsufficientfrictiontoensurevehicledrivingsafety,removingmoisturebetweenthetiresandtheroadsurfacetopreventslipping,andreducingdrivingnoise.在设计胎面花纹时，需要综合考虑多种因素。首先是花纹的形状和深度，这些直接影响轮胎与路面的接触面积和摩擦力。一般来说，花纹越深，轮胎的抓地力越强，但也会增加轮胎的滚动阻力。其次是花纹的排列和分布，这决定了轮胎在不同路况下的适应性。例如，对于经常行驶在湿滑路面的车辆，胎面花纹需要设计得更密集，以提高排水性能。Whendesigningtreadpatterns,multiplefactorsneedtobeconsideredcomprehensively.Firstly,theshapeanddepthofthepatterndirectlyaffectthecontactareaandfrictionbetweenthetireandtheroadsurface.Generallyspeaking,thedeeperthepattern,thestrongerthegripofthetire,butitalsoincreasestherollingresistanceofthetire.Secondly,thearrangementanddistributionofpatternsdeterminetheadaptabilityoftiresunderdifferentroadconditions.Forexample,forvehiclesthatfrequentlydriveonslipperyroads,thetreadpatternneedstobedesignedmoredenselytoimprovedrainageperformance.子午线轮胎的胎面花纹设计还需要考虑轮胎的磨损均匀性。如果花纹设计不合理，轮胎在行驶过程中可能会出现磨损不均的情况，这不仅会降低轮胎的使用寿命，还可能影响车辆的行驶安全。Thetreadpatterndesignofradialtiresalsoneedstoconsidertheuniformityoftirewear.Ifthepatterndesignisunreasonable,thetiremayexperienceunevenwearduringdriving,whichnotonlyreducestheservicelifeofthetire,butalsomayaffectthedrivingsafetyofthevehicle.子午线轮胎的胎面花纹设计是一项复杂而精细的工作，需要综合考虑轮胎的性能需求、路况条件、制造工艺等多种因素。通过不断优化胎面花纹设计，可以提高子午线轮胎的综合性能，为车辆的行驶安全提供更加可靠的保障。Thetreadpatterndesignofradialtiresisacomplexandmeticuloustaskthatrequirescomprehensiveconsiderationofvariousfactorssuchastireperformancerequirements,roadconditions,andmanufacturingprocesses.Bycontinuouslyoptimizingthetreadpatterndesign,thecomprehensiveperformanceofradialtirescanbeimproved,providingmorereliableguaranteesforvehicledrivingsafety.三、有限元分析理论及其在轮胎结构中的应用Finiteelementanalysistheoryanditsapplicationintirestructure有限元分析（FiniteElementAnalysis，简称FEA）是一种数值分析技术，用于求解工程和科学问题中的复杂数学模型。该方法通过将连续的求解域离散化为一组有限的、按一定方式相互连接在一起的单元，将无限自由度问题转化为有限自由度问题，从而便于计算机求解。在轮胎结构分析中，有限元方法的应用具有显著的优势，能够准确地模拟轮胎在各种工况下的力学行为，为轮胎设计和优化提供重要的理论依据。FiniteElementAnalysis(FEA)isanumericalanalysistechniqueusedtosolvecomplexmathematicalmodelsinengineeringandscientificproblems.Thismethoddiscretizesthecontinuoussolutiondomainintoafinitesetofinterconnectedelementsinacertainway,transforminginfinitedegreeoffreedomproblemsintofinitedegreeoffreedomproblems,makingiteasierforcomputerstosolve.Theapplicationoffiniteelementmethodhassignificantadvantagesintirestructureanalysis,asitcanaccuratelysimulatethemechanicalbehavioroftiresundervariousworkingconditions,providingimportanttheoreticalbasisfortiredesignandoptimization.在轮胎结构分析中，有限元方法主要关注轮胎的静态和动态特性，包括轮胎的刚度、强度、振动、疲劳寿命等。通过建立精细的轮胎有限元模型，可以模拟轮胎在不同载荷、速度和行驶条件下的应力、应变和位移分布，从而评估轮胎的性能和安全性。Intirestructureanalysis,thefiniteelementmethodmainlyfocusesonthestaticanddynamiccharacteristicsofthetire,includingstiffness,strength,vibration,fatiguelife,etc.Byestablishingarefinedtirefiniteelementmodel,thestress,strain,anddisplacementdistributionofthetireunderdifferentloads,speeds,anddrivingconditionscanbesimulated,therebyevaluatingtheperformanceandsafetyofthetire.轮胎有限元模型通常包括胎面、胎体、胎圈、帘布层、气密层等多个组成部分，每个部分都采用不同的材料属性和单元类型进行模拟。为了更准确地模拟轮胎的实际工况，还需要考虑轮胎与地面之间的接触、摩擦和滚动阻力等因素。Thefiniteelementmodeloftiresusuallyincludesmultiplecomponentssuchastread,tirebody,tirebead,plylayer,andairtightlayer,eachofwhichissimulatedusingdifferentmaterialpropertiesandelementtypes.Inordertomoreaccuratelysimulatetheactualworkingconditionsofthetire,itisalsonecessarytoconsiderfactorssuchascontact,friction,androllingresistancebetweenthetireandtheground.在轮胎结构分析中，有限元方法的应用不仅限于静态和动态特性分析，还可以扩展到轮胎的优化设计、制造工艺改进、材料性能评估等方面。通过有限元分析，可以对轮胎结构进行参数化设计，探索不同设计参数对轮胎性能的影响，从而优化轮胎设计方案。有限元方法还可以用于轮胎制造过程中的质量控制和故障分析，提高轮胎的生产效率和产品质量。Intirestructureanalysis,theapplicationoffiniteelementmethodisnotlimitedtostaticanddynamiccharacteristicanalysis,butcanalsobeextendedtooptimizationdesign,manufacturingprocessimprovement,materialperformanceevaluation,andotheraspectsoftires.Throughfiniteelementanalysis,parameterizeddesignoftirestructurecanbecarriedouttoexploretheimpactofdifferentdesignparametersontireperformance,therebyoptimizingtiredesignschemes.Thefiniteelementmethodcanalsobeusedforqualitycontrolandfaultanalysisintiremanufacturingprocesses,improvingtireproductionefficiencyandproductquality.有限元分析理论在轮胎结构中的应用为轮胎的设计、制造和优化提供了强有力的工具。随着计算机技术和数值分析方法的不断发展，有限元分析在轮胎工业中的应用将更加广泛和深入。Theapplicationoffiniteelementanalysistheoryintirestructureprovidesapowerfultoolforthedesign,manufacturing,andoptimizationoftires.Withthecontinuousdevelopmentofcomputertechnologyandnumericalanalysismethods,theapplicationoffiniteelementanalysisinthetireindustrywillbemoreextensiveandin-depth.四、计及复杂胎面花纹的子午线轮胎有限元模型建立Establishmentoffiniteelementmodelforradialtiresconsideringcomplextreadpatterns在子午线轮胎的结构分析中，胎面花纹的复杂性对于轮胎的性能有着至关重要的影响。因此，建立一个能够准确反映复杂胎面花纹的子午线轮胎有限元模型，是进行轮胎性能分析和优化的关键步骤。Inthestructuralanalysisofradialtires,thecomplexityoftreadpatternshasacrucialimpactontheperformanceofthetire.Therefore,establishingafiniteelementmodelofradialtiresthatcanaccuratelyreflectcomplextreadpatternsisakeystepinanalyzingandoptimizingtireperformance.我们需要对轮胎的几何模型进行精确的构建。这包括轮胎的整体尺寸、胎体结构、带束层布局以及胎面花纹的详细设计。特别是胎面花纹，其复杂的几何形状和纹理布局对于轮胎的滚动阻力、抓地力以及噪音等性能有着直接的影响。因此，在构建几何模型时，我们需要利用高精度的测量设备和技术，对胎面花纹进行详细的扫描和测量，确保模型的准确性。Weneedtoaccuratelyconstructthegeometricmodelofthetire.Thisincludestheoverallsizeofthetire,tirestructure,beltlayerlayout,anddetaileddesignofthetreadpattern.Especiallythetreadpattern,itscomplexgeometricshapeandtexturelayouthaveadirectimpactontherollingresistance,grip,andnoiseperformanceoftires.Therefore,whenconstructingageometricmodel,weneedtousehigh-precisionmeasurementequipmentandtechniquestoperformdetailedscanningandmeasurementofthetreadpattern,ensuringtheaccuracyofthemodel.我们需要选择合适的材料模型和本构关系来描述轮胎各组成部分的材料行为。子午线轮胎的材料多为复合材料，其力学行为具有非线性、粘弹性和大变形等特点。因此，我们需要选用能够准确描述这些材料行为的本构模型，如超弹性模型、粘弹性模型等。同时，我们还需要根据轮胎的实际工作环境和条件，对模型进行适当的修正和调整。Weneedtochooseappropriatematerialmodelsandconstitutiverelationshipstodescribethematerialbehaviorofeachcomponentofthetire.Thematerialofradialtiresismostlycomposite,andtheirmechanicalbehaviorhascharacteristicssuchasnonlinearity,viscoelasticity,andlargedeformation.Therefore,weneedtochooseconstitutivemodelsthatcanaccuratelydescribethebehaviorofthesematerials,suchashyperelasticmodels,viscoelasticmodels,etc.Atthesametime,wealsoneedtomakeappropriatecorrectionsandadjustmentstothemodelbasedontheactualworkingenvironmentandconditionsofthetires.然后，我们需要对轮胎模型进行网格划分。由于胎面花纹的复杂性，我们需要采用精细的网格划分技术，以确保模型的计算精度和稳定性。在网格划分过程中，我们还需要考虑轮胎的对称性和周期性等特点，以减少计算量和提高计算效率。Then,weneedtomeshthetiremodel.Duetothecomplexityofthetreadpattern,weneedtouseprecisemeshpartitioningtechniquestoensurethecomputationalaccuracyandstabilityofthemodel.Intheprocessofgridpartitioning,wealsoneedtoconsiderthesymmetryandperiodicityoftirestoreducecomputationalcomplexityandimprovecomputationalefficiency.我们需要定义轮胎模型的边界条件和加载方式。这包括轮胎与地面的接触条件、轮胎的约束条件以及轮胎的加载方式等。这些边界条件和加载方式将直接影响轮胎的有限元分析结果。因此，我们需要根据轮胎的实际使用情况和工作环境，合理地定义这些条件和方式。Weneedtodefinetheboundaryconditionsandloadingmethodofthetiremodel.Thisincludesthecontactconditionsbetweenthetireandtheground,theconstraintconditionsofthetire,andtheloadingmethodofthetire.Theseboundaryconditionsandloadingmethodswilldirectlyaffectthefiniteelementanalysisresultsofthetire.Therefore,weneedtodefinetheseconditionsandmethodsreasonablybasedontheactualusageandworkingenvironmentofthetires.通过以上步骤，我们可以建立起一个能够准确反映复杂胎面花纹的子午线轮胎有限元模型。这个模型将为后续的轮胎性能分析和优化提供有力的工具和支持。Throughtheabovesteps,wecanestablishafiniteelementmodelofradialtiresthatcanaccuratelyreflectcomplextreadpatterns.Thismodelwillprovidepowerfultoolsandsupportforsubsequenttireperformanceanalysisandoptimization.五、复杂胎面花纹子午线轮胎的有限元分析Finiteelementanalysisofradialtireswithcomplextreadpatterns对于复杂胎面花纹的子午线轮胎，其结构设计和性能分析是一个重要的研究领域。有限元分析作为一种有效的数值分析方法，被广泛应用于轮胎的结构分析和性能预测。Forradialtireswithcomplextreadpatterns,structuraldesignandperformanceanalysisareimportantresearchareas.Finiteelementanalysis,asaneffectivenumericalanalysismethod,iswidelyusedinthestructuralanalysisandperformancepredictionoftires.在进行复杂胎面花纹子午线轮胎的有限元分析时，首先需要建立轮胎的三维模型。这个模型需要精确地描述轮胎的几何形状、材料属性以及边界条件。特别是胎面花纹的几何形状和分布，对轮胎的性能有着显著的影响，因此在建模过程中需要特别关注。Whenconductingfiniteelementanalysisofcomplextreadpatternradialtires,thefirststepistoestablishathree-dimensionalmodelofthetire.Thismodelneedstoaccuratelydescribethegeometricshape,materialproperties,andboundaryconditionsofthetire.Especiallythegeometricshapeanddistributionoftreadpatternshaveasignificantimpactontheperformanceoftires,sospecialattentionneedstobepaidinthemodelingprocess.在建立好轮胎的三维模型后，接下来进行网格划分。由于轮胎结构的复杂性，网格划分需要考虑到轮胎的几何形状、材料特性以及分析的目的。合理的网格划分可以确保分析的准确性和效率。Afterestablishingthe3Dmodelofthetire,proceedwithmeshpartitioning.Duetothecomplexityoftirestructure,meshgenerationneedstoconsiderthegeometricshape,materialcharacteristics,andanalysispurposeofthetire.Reasonablegridpartitioningcanensuretheaccuracyandefficiencyofanalysis.在完成网格划分后，需要定义轮胎的材料属性和边界条件。轮胎的材料通常是非线性的，需要考虑材料的弹性、塑性和粘性等特性。边界条件包括轮胎与地面的接触条件、轮胎的固定和约束条件等。Aftercompletingthemeshdivision,itisnecessarytodefinethematerialpropertiesandboundaryconditionsofthetire.Thematerialoftiresisusuallynonlinearandneedstoconsidertheelastic,plastic,andviscouspropertiesofthematerial.Theboundaryconditionsincludethecontactconditionsbetweenthetireandtheground,thefixationandconstraintconditionsofthetire,etc.在进行有限元分析时，通常采用静力学分析或动力学分析。静力学分析主要用于研究轮胎在静态载荷下的应力和变形情况，而动力学分析则用于研究轮胎在行驶过程中的动态性能。Whenconductingfiniteelementanalysis,staticordynamicanalysisisusuallyused.Staticanalysisismainlyusedtostudythestressanddeformationoftiresunderstaticloads,whiledynamicanalysisisusedtostudythedynamicperformanceoftiresduringdriving.通过有限元分析，可以获得轮胎在各种工况下的应力和变形分布，从而评估轮胎的性能。还可以对轮胎的结构进行优化设计，以提高轮胎的性能和安全性。Throughfiniteelementanalysis,thestressanddeformationdistributionofthetireundervariousworkingconditionscanbeobtained,therebyevaluatingtheperformanceofthetire.Thestructureofthetirecanalsobeoptimizedtoimproveitsperformanceandsafety.复杂胎面花纹子午线轮胎的有限元分析是一个复杂而重要的过程。通过合理的建模、网格划分、材料定义和边界条件设置，可以有效地预测轮胎的性能并进行优化设计。这对于提高轮胎的性能和安全性具有重要的意义。Thefiniteelementanalysisofradialtireswithcomplextreadpatternsisacomplexandimportantprocess.Byreasonablemodeling,meshpartitioning,materialdefinition,andboundaryconditionsettings,theperformanceoftirescanbeeffectivelypredictedandoptimizedfordesign.Thisisofgreatsignificanceforimprovingtheperformanceandsafetyoftires.六、结果与讨论ResultsandDiscussion在本研究中，我们利用有限元分析方法对计及复杂胎面花纹的子午线轮胎结构进行了深入的分析。通过对轮胎在不同工况下的应力、应变和位移等关键参数的模拟计算，我们获得了丰富的数据和信息，并对轮胎的性能进行了全面的评估。Inthisstudy,weconductedanin-depthanalysisoftheradialtirestructureconsideringcomplextreadpatternsusingfiniteelementanalysismethods.Throughsimulationcalculationsofkeyparameterssuchasstress,strain,anddisplacementoftiresunderdifferentworkingconditions,wehaveobtainedrichdataandinformation,andcomprehensivelyevaluatedtheperformanceoftires.在静态工况下，我们观察到轮胎胎面花纹的复杂结构对轮胎的承载能力和应力分布产生了显著影响。胎面花纹的存在使得轮胎在承受垂直载荷时，花纹块与地面之间的接触压力分布更加均匀，有效减少了轮胎局部的应力集中现象。胎面花纹的复杂结构还提高了轮胎的刚度和稳定性，使得轮胎在行驶过程中能够更好地抵抗外部冲击和振动。Understaticconditions,weobservethatthecomplexstructureoftiretreadpatternshasasignificantimpactontheload-bearingcapacityandstressdistributionoftires.Thepresenceoftreadpatternsmakesthecontactpressuredistributionbetweenthetreadblocksandthegroundmoreuniformwhenthetireissubjectedtoverticalloads,effectivelyreducinglocalstressconcentrationinthetire.Thecomplexstructureoftreadpatternsalsoenhancesthestiffnessandstabilityoftires,enablingthemtobetterresistexternalimpactsandvibrationsduringdriving.在动态工况下，我们分析了轮胎在行驶过程中的动态响应特性。结果显示，胎面花纹的复杂结构对轮胎的振动和噪声性能具有重要影响。通过优化胎面花纹的设计，可以有效降低轮胎在高速行驶时产生的振动和噪声，提高轮胎的乘坐舒适性和使用寿命。Weanalyzedthedynamicresponsecharacteristicsoftiresduringdrivingunderdynamicconditions.Theresultsshowthatthecomplexstructureoftreadpatternshasasignificantimpactonthevibrationandnoiseperformanceoftires.Byoptimizingthedesignoftreadpatterns,thevibrationandnoisegeneratedbytiresduringhigh-speeddrivingcanbeeffectivelyreduced,andtheridingcomfortandservicelifeoftirescanbeimproved.我们还对轮胎在不同路况下的性能表现进行了模拟分析。结果表明，胎面花纹的复杂结构对轮胎的抓地力和操控性能具有重要影响。在湿滑和冰雪等恶劣路况下，优化胎面花纹的设计可以提高轮胎与地面之间的摩擦力，增强轮胎的抓地力，从而提高车辆的操控性和安全性。Wealsoconductedsimulationanalysisontheperformanceoftiresunderdifferentroadconditions.Theresultsindicatethatthecomplexstructureoftreadpatternshasasignificantimpactonthegripandhandlingperformanceoftires.Inharshroadconditionssuchasslipperyandicyconditions,optimizingthedesignoftreadpatternscanincreasethefrictionbetweentiresandtheground,enhancetiregrip,andthusimprovevehiclehandlingandsafety.通过对计及复杂胎面花纹的子午线轮胎结构进行有限元分析，我们深入了解了轮胎在不同工况和路况下的性能表现。这些分析结果不仅为轮胎的结构设计和优化提供了重要的理论依据，也为轮胎制造业的技术创新和产业升级提供了有力支持。未来，我们将继续深入研究轮胎结构的优化方法和技术手段，以进一步提高轮胎的性能表现和降低环境影响。Byconductingfiniteelementanalysisonthestructureofradialtiresconsideringcomplextreadpatterns,wehavegainedadeeperunderstandingoftheperformanceoftiresunderdifferentworkingconditionsandroadconditions.Theseanalysisresultsnotonlyprovideimportanttheoreticalbasisforthestructuraldesignandoptimizationoftires,butalsoprovidestrongsupportfortechnologicalinnovationandindustrialupgradinginthetiremanufacturingindustry.Inthefuture,wewillcontinuetoconductin-depthresearchonoptimizationmethodsandtechnicalmeansfortirestructure,inordertofurtherimprovetireperformanceandreduceenvironmentalimpact.七、结论与展望ConclusionandOutlook本文通过对计及复杂胎面花纹的子午线轮胎结构进行有限元分析，深入探讨了其力学性能和结构特点。研究结果表明，复杂胎面花纹对轮胎的力学特性有着显著的影响，不仅影响轮胎的滚动阻力、操控稳定性，还直接关系到轮胎的磨损和寿命。通过精细化的有限元模型，我们成功地模拟了轮胎在各种工况下的应力分布和变形情况，为轮胎设计优化提供了有力支持。Thisarticleconductsfiniteelementanalysisonthestructureofradialtiresconsideringcomplextreadpatterns,anddeeplyexplorestheirmechanicalpropertiesandstructuralcharacteristics.Theresearchresultsindicatethatcomplextreadpatternshaveasignificantimpactonthemechanicalpropertiesoftires,notonlyaffectingtheirrollingresistanceandhandlingstability,butalsodirectlyaffectingtheirwearandlifespan.Througharefinedfiniteelementmodel,wehavesuccessfullysimulatedthestressdistributionanddeformationoftiresundervariousworkingconditions,providingstrongsupportfortiredesignoptimization.本文的研究还揭示了轮胎内部结构的复杂性和相互作用关系。子午线轮胎的结构设计需要综合考虑材料性能、制造工艺和使用环境等多方面因素。通