1、附录英文翻译Leverbodyisa500t/600t/800t/1300t/2000tmechanicalpressonanimportantcomponentmoldclampingbodyparts/isthecompanyskeyprojecttrial/Currently/foreign-madeleverbodyisformedinthedieforginghammer/forginginternalqualityandappearancethanthoseofgoodquality/Forgingabroadasdomesticmanufacturersdonothavethec
2、ondition/onlyinthefreeforginghammerontheshape/qualityishardtomeetthedesignrequirements/Astheleverbodypartssurfacemore/ifcompletelyrelyonforming/notonlydifficultprocess/andpresentmaterialwaste/processingcycles/highcosts；Inaddition/aslevershapedbodyofworkloadislarge/themechanicalperformancerequirement
3、sofmaterialshigher/Theprocessformingtheleverbody/theCentralDepartmentoffiberunreasonablydifficulttoguaranteequalityoftheworkleverbody/Thus/accordingtotechnicalconditionsexistingprogramstodetermineforgingmanufacturingwithmembranesandtoidentifywiththelocalcombinationofforgingandfreeforgingmethods/Usin
4、gsuchaforgingprocesshasthefollowingadvantages/(1)leveragewiththelocalbodyaftertheringDieDepartmentoffibersreasonabletoensurethequalityforgings；(2)/comparedwiththeoverallforging/dielength/1/9timesshorter/themodulesmallsize/lowcost；(3)cangainleverageinthe400kgpneumatichammerdirectlyonthemolding/toimpr
5、oveefficiency/Incontrast/theoveralldieforginghammerblowinthe400kgpre-forging/pneumatichammer/shapingthe3t/moduleslargehighlaborintensity/lowefficiency；(4)plusthefreeuseoflocalForgingProcess/productionpreparationperiodisshort/canquicklyformaproductioncapacity；(5)reducedcolddifficulty/shortenedprocess
6、ingcycles/savingprocessingcosts/Therefore/theuseoflocalplusfreeforgingdieforgingprocessschemecanonlyguaranteethequalityforgings/whileheadofproductionefficiency/andcostadvantages/Butthematerialsandmanufacturingprocessesonthenextblankrequirementsmorestringent/throughbatchexperiments/thefinalintheactua
7、lproductionhasbeensuccessful/Punchingdeviceisacolossal/sophisticatednationaldefensebuilding/inparticularthebasisofcurrencysuchastheautomotiveindustrytoequipandstrategicindustry/Geartransmissionsystemisamechanicalpressstampingequipment/particularlyintheimportantparts/Inthemechanicalpress/theimpactloa
8、disthemainformloads/geartransmissionsystemforthestrengthofthishasimportantimplications/Therefore/theimpactofmeshinggearsunderloadbyalotofattention/Mechanicalpressmechanicaltransmission/mainlythroughpressureonthemetalsprocessing/Thesoilinthemetalmachiningprocessisoftenaccompaniedbyintensepressurechan
9、ges/sothattransmissionsystemtowithstandshockloading/Mostmechanicalpressdrivesystemcomposedbythegear/Undertakeninavarietyofmechanicalpressprocessing/thesoilpressureincreaseoradecreasewiththetrip/inthepartoftheworkareawillmaintainacertainpressure/Whichthereforelegitimatesoilshearprocessingthemostinten
10、sepressure/measuredexperimentallyinaseriesofmeasurementpointstontimesLagrangeinterpolationpolynomialcurvefitting/Impactloadisthestampingdevicesufferedamajortypeofloadingisanimportantfactoraffectthegeartransmissionsystem/Thispaperanalyzestheformofstampingequipmentload/andthroughtheestablishmentofthei
11、mpactloadcurvefittingexpression/Hertztheoryofelasticcollisionsubsequentlyestablishedonthebasisoftheimpactloadsofgearmeshingforceunderthesimulationmodel/simulationofthegearmeshingforce/andtheimpactofdifferentpeakloadsmeshingforcewerestudied/andsimulationresultsanalysis/Simulationresultsshowthattheimp
12、actloadofgearmeshingforcehasasignificantimpact/Whichshowedacyclicaloscillationstableloadcharacteristics/andimpactloadstypeaffectedtheformofthegearmesh/andJapanastheloadincreases/theamplitudeoffastdecayinthepeaksection/decayrateincreasesasthepeakloadspeed/Meanwhile/thegearmeshingforcetoenterandexitth
13、eworkareaatthestageofpresentationoftheoscillationpeakschanges/Pressurecharacteristicsoftheseoscillationsforthegearstrengthgreaterimpact/Inthegeardesignprocess/accordingtothesimulationresults/combinedwithdynamicloadcalculationmethodtoestimatecanbemoreprecisegeardynamicloadfactor/usefactorandothergear
14、strengthcalculationofkeyparameters/andthus10gearstrengthdesignisanimportantreferencevalue/Thisissimilartothemechanicalpresstoimpactload-basedgeartransmissionsystem/thedesignoftheimprovedtransmissionsystemhasanimportantreference/Althoughtheproducthasthestructureofthedomesticmechanicalpressdesignhasbe
15、comerelativelyhot/butinitsdesignanddevelopment/asthedesignersnegligenceandmisunderstanding/aswellasproductsusedintheprocessofunderstandingoftechnicalrequirementsandcharacteristicsofsmallpermeability/lackofknowledge/Thiswilloccuroftenalackofconsiderationorerroronthepressandultimatelyleadtoqualityprob
16、lems/Designdefectsandimprovements/(1)/Presscrankshaftsupportatthedesignflaw/theoriginaldesignofthecrankshaftissupportedatbothendsfixed/fig/1Improvementmeasures/conventionaldesign/thegeneralbearingofthesupportshaftwiththerearaxlecanbefreetoconsidertheheatexpansion/Therefore/abearingisstationaryandthe
17、otherintheaxialbearingsmusthavethepossibilityofexpansion/Similarly/thecrankshaft/becausetherelationshipbetweenthetemperatureonlyatoneendofthecrankshaftbearingwaslimitedtolocation/theothermustbeleftaskingtheaxialbearinggap/sothecrankshaftcanworkinthelong-termriseintemperatureofpressfreedomaftertheexp
18、ansion/(2)/Crankshaftstressconcentration/Designflaw/theoriginaldesignofthecrankshaftstressconcentrationisveryserious/especiallyinthecrankandcranktomovebothsidesthenOfficeofthecrankshaftbearingalternatingloadfatigueverybad/fig/2Improvement/Forhigherpowertransmissioncrankshaft/thebearingloadmostlyalte
19、rnatingfatigueload/Inordertoimprovethefatiguestrengthofthecrankshafttoreduceweightandsmallneedtoreduceitsownrotaryinertia/thegeneraldesignofasmallcrankshouldtakesolidstructure/Improved/withhollowstructure/thisstructureallowsasmallbutoriginalstressconcentrationstressdistribution/soroundingflatpartoft
20、hestress/butalsototheorderofheattreatmentinducedresidualstresselimination/Chinaspressmanufacturingisrapidlyforward/Now/thedomesticpressawiderangeofvariety/thefollowingdescribesatypicalproductusageandstructuralperformance/J23SeriesOpenBackInclinablePressPurposeandstructureperformance/Theinclinablefra
21、memadeofcastironmaketheworkpieceorscraptoslidedownfromthedie/Thepressadoptsarollingkeyclutchandhastwooperationmodes/singlestrokeandcontinuousstroke/Thefrictionbrakeisused/Fixedwiththeslide/theoverloadprotectorwillbedamagedtoprotectthemachinefromoverloading/Thispresshaswiderangeofapplication/highprec
22、ision/reliableperformanceandeasyoperation/Thepresscanrealizesemi-automationproductioniffixedwiththeautomaticfeeder。Userscanchooseemergencystopequipmentforthepressabove25tons/JESeriesCTypeHighPerformancePressWithFixBedPurposeandstructureperformance/Squarefigurelongguidewithsixfrictionfacesmakesabrasi
23、onresis；importedhydraulicoverloadprotectorhassensitiveresponseandreli；wetclutchengagesstablywithlownoise/whichbelongstolong-term；closedbevelgear/dippedinlube/whichdrivesstablywithlownoise；slidewithcounterbalancer/whichwilleliminatetheclearanceand；intermittentautolubricationmakeseverypointgetfineandsafelu；infinitespeedvariationequipmentiseasyfordiechanging；PLCelectriccontrolsystemissafeandreliable；aircushion/photoguard/autofeeder/speeddiechangingareoptional/SHSeriesSuperHighSpeedPressPurposeandstructureperformance/
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