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1、SystematicGearboxSizingandVerificationCalculationofmachineelementssuchasgears,shafts,bearingsandshaft-hubconnectionsmust,moreandmore,becarriedoutfasterandinevenlargernumbers,entirelycomprehensibleand,atthesametime,bebetterdocumented.Thedesignengineermust‘se
2、ll’themagainstinternalresistanceandtoexternalcustomers;results,calculationmodelsandassumptionsshouldbepresentedinaclearandcomprehensiveway.Althoughthetimepressureincreases,thesusceptibilitytoerrorsduringtheexchangeofdatabetweenindividualcalculations,calcula
3、tionandCADplatformsmustngandVerificationnotincreaseduringthewholeprojectterm.Customerwishesforchangesinvolvingalterationoftheconstructiveimplementationofataskareontheorderoftheday,andmultiplecalculationstepswithreworkedassumptionsarerequested.Theseincreasin
4、gdemandsrequireacalculationtoolwhichpermits,timeandagain,aquick,sureandstillcomprehensivesizingofmultiplestagedrivetrains.Thegraphic,tabularandtextualdisplayoftheresultsisoftheutmostimportancebecausethedesignermusthavethereportwritingtasksimplifiedandthepro
5、positionspresentedtothecustomerinauser-friendlyway.ThroughacombinationoftheKISSsoftmachineelementdesignsoftwareandtheKISSsyssystemsoftware,thecalculationengineerhasathis/herdisposalatoolthat,withintheteam,solvesthestipulatedtaskswiththerequireddegreeofdetai
6、linatimelyandverifiableway.SystematicGearboxSiziThetaskdesignationClassesofmachineelementsoftwareTheclassicdesignofmachineelementsbasedonformulae,especiallyforgearboxconstruction,notalwaysrepresentsthestate-of-the-artoftechnology.Numericalapproachesareselec
7、tivelyusedonly,becausethefieldexperienceandmeasurementsintegratedintheformulastructuresallowaswiftandaccuratecomponentsizingwithouthavingtofallbackonthetime-consumingnumericalmodels.Theextensivestandardizationeffort,especiallythoseoftheDINStandards,ofworld-
8、widerecognition,canberelativelywellreflectedinthesoftware;however,themarketforsuchsoftwaresolutionsislimitedandcompetitionisfierce.Thesoftwarepackagesofferedcanberoughlyclassifiedinthreecategories:I.So