小型卡车差速器的设计

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中图分类号：U463.2184 文献标识码：A 文章编号：1003-8639（2025）06-0134-0

TheDesignofDifferentialGear forSmall Trucks

DiBenhui，Yang Xiaoyu

（Shangqiu Institute of Technology，School of Mechanical Engineering，Shangqiu 476Ooo，China）

【Abstract】Thisarticle studies thedesignmethodsandcore technologiesof the differential gearforsmalltrucks.It combinesthephysicalandmechanicalcharacteristicsofthediferentialgearandthespecificrequirementsofvehicle enginering forthedifferentialgear，andtakesintoaccounttorquedistribution，loadcapacityand materialselection. Whiledesigning thediferentialgear，thestrengthcheckofthestructureisalsoconsidered.Bycalculatingthereliability strengthofthediferentialgear，themaximum torquethatthediferentialgearcanwithstandisobtained.Theintroduction ofanelectronic limited-slipdiferential gear improves thevehicle'sgriponslipperyroads，enhancingacertainlevelof safetyguaranteeforthecar.The2OCrMnTialoysteelwasfabricatedintoanintegratedforming materialfordierential gears through hotdiepressng.Through thedesignof thediferential gearofsmalltrucks，itprovidescertain technical supportanddesign theoreticalbasisfortheimprovementofthedesigntheoryand technologyof thecomponentsof the wheel differential gear system and the optimal design of the transmission of small vehicles.

【Key words】 differential gear;small truck；planetary bevel gear； 20CrMnTi alloy steel；strength verification

1概述

差速器作为一种专用的差速传动机构，用于在两根输出轴之间平均分配扭矩，并保证两根输出轴之间能进行差速旋转。（剩余4643字）