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“S”异步轧制法及其应用.docx

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“S”异步轧制法及其应用 Synchronousrollingisapopularmetalformingtechniquethathasbeenextensivelyusedinvariousindustries.Thistechniqueinvolvesthesimultaneousrotationoftwocylindricalworkpiecesatdifferentspeedswhichresultsinacontrolledplasticdeformationofthematerialbeingprocessed.Itisoftenusedformanufacturinghighprecisioncomponentswithcomplexshapesandtightdimensionaltolerances.Inthispaper,wewilldiscusstheprinciplesandapplicationsofsynchronousrolling,highlightingitsadvantagesandlimitations. Thebasicprincipleofsynchronousrollingistoapplyacompressiveforcetotheworkpieceswhiletheyarerotatingatdifferentspeeds.Thedifferentrotationalspeedsgeneratearelativevelocitybetweentheworkpieces,whichinducestheplasticdeformationofthematerial.Theprecisecontrolofthedeformationprocessisachievedbyadjustingthespeedratioandtheappliedforce. Oneofthekeyadvantagesofsynchronousrollingisitsabilitytoproducecomponentswithsuperiordimensionalaccuracyandshapecontrol.Thecontrolledplasticdeformationofthematerialensuresthatthefinalproductmeetstherequiredspecifications.Thisisespeciallyimportantforindustriessuchasautomotiveandaerospace,wherehighprecisioncomponentsareessentialforsafetyandperformance. Anotheradvantageofsynchronousrollingisitsabilitytoenhancematerialproperties.Theplasticdeformationduringtherollingprocesscanrefinethemicrostructureofthematerial,resultinginimprovedmechanicalpropertiessuchasstrength,hardness,andfatigueresistance.Thismakessynchronousrollingapreferredmethodformanufacturingcomponentsthatrequirehighstrengthanddurability. Synchronousrollingiswidelyusedintheproductionofgears,shafts,andothercylindricalcomponentswithcomplexshapes.Theabilitytocontrolthedeformationprocessallowsforthepreciseformationofteethprofilesandaccuratedimensions.Additionally,theimprovedmaterialpropertiesachievedthroughsynchronousrollingcontributetotheoverallperformanceandreliabilityofthesecomponents. Furthermore,synchronousrollingcanbeusedforsurfacefinishingprocessessuchasburnishingandpeening.Thecontrolledplasticdeformationcanhelpe