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1、JSAEReview24(2003)93–97DevelopmentofanewsynchronizerwiththelevermechanismabcaKenichiSatoh,MasanoriShintani,SetsukazuAkai,KazuyoshiHiraiwaaKyowaMetalWorksCo.,Ltd,17-4,Torihama-cho,Kanazawa-ku,Yokohama-shi,Kanagawa236-0002,JapanbMitsubishiMotorsCorporation,1,Nakashinkiri,Hashime-
2、cho,Okazaki-shi,Aichi444-8501,JapancMitsubishiAutomotiveEngineeringCo.,Ltd.1,Nakashinkiri,Hashime-cho,Okazaki-shi,Aichi444-8501,JapanReceived4June2002;receivedinrevisedform22July2002AbstractTheBorg–Warnerstylemanualtransmissionsynchronizerhasbeenusedforalongtime,andthemulti-con
3、esynchronizerisalsothesamebasicstructureandmovementstructureastheBorg–Warnerstyle.Wedevelopedanewsynchronizercalled‘‘Leversynchronizer’’thatinsertsaleverbetweenthesleeve,thesynchronizerring(hereafterdescribedas‘‘ring’’)andthehub.Therearetwostylesofleversynchronizers,thehighperf
4、ormancestyleandtheinvertedstyle.MassproductionoftheinvertedstylestartedinNov.1999,andofthehighperformancestyleinMay2002.Thispaperintroducesbothstyles,thedetailandtheoutlineofthedevelopment.r2003SocietyofAutomotiveEngineersofJapan,Inc.andElsevierScienceB.V.Allrightsreserved.1.Th
5、eaimandstructureoftheleversynchronizerlugsareformedforshaftdirectiononthecircumferenceofthering;theselugsarebetweenthetwolevers.(Fig.3)1.1.HighperformancestyleThiscausesthefrictiontorquetoworkonthering,andthelugseparatesthesetwoleversandspreadsthemTheleversynchronizerstyleisasp
6、litcircleshapedintheoutsideradiusdirection.Asaresult,thetopoftheleverthatisinsertedbetweenthesleeveandthering,theleverpushesbackthesleeveslope,tosetuptheslopehubandthesleevepushtheringwithdoubledforcebyangletoallowittoobstructthesleeveprogress.thelever.Fundamentalstructureofthe
7、leversynchro-Accordingly,thesleevekeepspushingtheringthroughnizerisasshowninFig.1[1].CurrentlyintheBorg-theleverwhenfrictiontorqueworksonthering,andWarnerstylesynchronizer,thesleevepushestheringpromotesthesynchronization.Thebaulkactionofdirectly,butintheleversynchronizertheleve
8、risinsertedbetweenthesleeveandthering,toincreasethepus
