英文资料及中文翻译.docx
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英文资料及中文翻译
山 东 轻 工 业 学 院
英文资料及中文翻译
链式输送机的张紧装置
二○一一年三月二十日
TensioningdeviceofChainconveyor
Abstract:
Thispaperpresentstheperformance,structure,features,applicationanddesignofthreecommontypesofchainconveyortensioningdevices.
Keywords:
Chainconveyor Tensioningdevice Performance Structure Design
Thechaintypetransportsthemachinewiththechainaconductandactionsloadingwithleadtheorganizationcompletesthematerialoftransportthework.Thechainbelongstothegentleleadorganization,itscharacteristicsistoloadstheabilitystrong,beartonegativeheavythehourtheamountofelongationsmall;canroundthediametersmallerchainround,leadround,pulleyandtailround;canisaboveittofixveryandexpedientlyeverykindoftransportapiece.Itleadswithanothergentleleadtheorganizationandbeltconveyerissimilar,allneedingtobringtothestretchtoregulatethedevice,transportingotherwisemachinecan'tnormalwork.therefore,bringtothestretchthedeviceisachaintypetotransporttheindispensableimportanceinmachineconstitutesthepart.itsusuallyestablishesattransportthemachine.
1.Thefunctiontensioningdevice
(1)Thechainpacksintotransportthemachineempress,isingflabbyunderthesituationofdidingnotisbroughttothestretch,can'tnormalwork,onlymakeitswinningpreparedtobringtothestretchthedint(namelyearlytension)certainly,thencanmaketransportthenormalmovementinmachine.
(2)Usuallytransportthetailafrictionforisallpassiveround,dependingwithchainanofthemachinemakeitsrevolve.Onlypassingtobringtothestretchdevicethencanmakeleadafrictionforisingenoughandbigwithtailacreationarousesthetailrotatestomove,thisforlightanandtakethetailroundoftheslotlightanisparticularlyforimportance.
(3)thechainastanzaisapartfromtobecomegraduallybigbecauseofwearandtear,thechainanelongationforwouldgraduallyelongation,bringingtothestretchdevicecancompensatingfromherebringingmeasures,thekeepingleadsthenormalworkappearanceorganization.
(4)leadacircumstanceforbringingtothestretchintheadequacynext,canjustletupafrictionfor,reducingandhull.Alsobenefittothechainandfirstrunnermatchandtakeoffthechain.
(5)havetobringtothestretchcertainlyandautomaticallythefunctionbringtothestretchthedevice,cantoleadasmallelongationforchangingbecauseofthetensionbutcausingorshortentheproceedingtherandomregulatingautomatically,canriseallthefunctionthatcarry.
(6)bringtothestretchdeviceisinstallswithdismantletounloadmustof,leadoforganizationpackintotransportthemachineunderthesituationofdidingnotbringtothestretch,afterpackinginto,canpasstobringtothestretchthedevicecheckchainalengthwhetheraccommodation,whetherneedtobeincreasedordecrease;dismantletounloadtoleadoforganization,shouldwillbringtothestretchthedevicetorelaxcompletely,dismantletounloadotherwiseworkwillverydifficultproceeding.
2.Bringtothestretchthecategory,characteristicsofthedeviceandapplythescope
Thechaintypetransportsthemachinebringstothestretchdevicecontain4kindsofsmallcarintype,heavyheadinpolespiraltype,springcoilinpolespiraltype,liquidpresstype.Amongthemliquidpresstypefewusage,themainintroductioninthistextappliesthemorefrontthe3kindsofbringingtothestretchthedevice.
2.1Spiralpoletypesbringtothestretchthedevice
Lookthefigure1,inthetaildepartment2sidesareeachtoprovidewitharightnessofspiralpole,adoptingtheTtypethread,theartificialrevolvesthepoleofspiralrealizestobringtothestretchtoregulate.
Ithas2kindsofsportmethod:
Akindofisblttofix,thepoleofspiralrevolvesandmoveinfrontandback;anotherakindofisthespiralpolerevolvetodonotmove,theboltmovestorealizetoregulatethefunctioninfrontandback.Pressthepoleofspiraltosufferthedintdirection,thefirstmethodagaincontainthepoleofspiralsuffertopressorsuffertopull2kindsofforms.Current,inourcountrychaintypetransportsthespiralpoletypeofthemachinebringstothestretchthedevicetosufferthepresstypewiththepoleofspiralmostly.Thespiralpoletypebringstothestretchtheadvantageofthedeviceisashapesizesmall,theconstructionissimple,tightlypacked,regulatethecomparisonconvenience,dependable.Theweaknessisoccasionallyovercarry,havenotheautoregulatethefunction;bringtothestretchtaildepartmenttwolateralthepoleofspiralsneedtoproceedtheoperationrespectively,difficultkeepsynchronousmovement,mustattwoalternativeturntomoveinsidesmovethepoleofspiral,andregulateeachtimethedealwantstotakeintothecontrolthencanguaranteesynchronously.Inaddition,becauseoftransportingthemachineleadsathepieceoforganzationthetensionisnotastabilitytosettleinmovementconstant,alongwithchainaphenomenonforofwearandtear,itslengthwouldgraduallyelongation,thereforeneedingperiodicallyproceedingcheckwithadjusting,ifregulatingnotappropriately,mayappearing"overbringingtothestretch"or"overrelaxing".Forallthat,thiskindofformbroughttothestretchthedevicetostillgettheextensiveapplication.
Figure1theSpiralpoletypebringstothestretchthedevice
(a)thepoleofSpiralissufferedbypresstype(b)thepoleofspiralthepulltype(c)spiralboltmovesthetype
Thespiralpoletypebringstothestretchthedevicetobeapplicabletotransportthedistanceprimarilynotlong,carrynotvery,thespeedisnothigh,thematerialtemperaturetransportsthemachineforeverykindofchaintypeofthenormaltemperature.Thefigureaspiralforshowingmothermovesthetypeusedforthetailpartplacesnarrowandsmall,thespiralpolemovestheinconvenience,regulatingthebiggercircumstanceinrouteoftravel.Thebetterthanthepoleofspiralinafunctionforwithbcanaccordingtoneedingfirstatermchoosing,amongthemthepoleofspiralsuffersthepulltypeinfiguresuffersthepresstypeof,stretchoutbecauseofitsspiralpoleheadintailabitterendoutside,designneedstoplusarightnessofchainsroundwith1chain,canrealizesexpedientlytoregulatesynchronouslythen.(themovesaspiralpole,twosidespiralpolescanmoveatthesametime,guaranteeingsynchronous)Usually,choosetosufferthepulltypewiththepoleofspiralmore.
2.2springcoilSpiralpoletypesbringtothestretchthedevice
Join1compressionspringcoilinfigureathepoleofspiralforshowingsufferpresstypebroughttothestretchdevice,constitutedthenthespringcoilspiralpoletypebringtothestretchthedevice.(seethefigure2)
Figure2springcoilspiralpoletypesbringtothestretchthedevice
Compressingthespringcoilshouldacceptinthetailaxleandspiralpole,namelythepoleofspiralisnotdirectwiththebearingslink,butaddinto1springcoilbetwixt.Whenmovethepoleofspiral,passthespringcoilspreadthefunctiondinttotailaxletoacceptascendstoarouseanambulation.Here,thepoleofspiralisapositionthatadjust,thespringcoilisatinyadjustment,fixingthemotherofspiralsimilartothefunctionbringstothestretchwithspiralpoletypethedevice.Becausesuffertheconstructionrestrict,thespiralpoletypeoftheotherformbringstothestretch,thedevicecan'tdesignspringcoilspiralpoletype.
Thespringcoilspiralpoletypebringstothestretchtheadvantageofthedeviceisrealizecertainscopeinsideoftinyadjust,becauseoftheflexibilityofthespringcoil,whileleadingathepieceoforganizationtensionoccurrencevariety,springcoilorpulltostretch,orcompress,canmakeleadthepieceoforganizationisplacedinalwaysakindofbringingtothestretchtheappearancereasonablely,thisfunctionisaspiralpoletypetobringtothestretchthedevicecan'trealizeof.Inchaintypetransportthemovementofthemachine,suffercarrynotonanequalfootingeverykindofconditionalinfluence,leadathepieceoforganizationthetensiontakesplacethecertainvarietyofthecircumstanceusuallytakesplace,comparingwithspiralpoletype,thespringcoilspiralpoletypebringstothestretchthedevicecanalsoadapttothiskindofworkappearancethattransportthemachine,asaresultmorereasonable.Itsweaknessisfunctionthatchoicethatconstructionthancomplicacy,thespringcoilmustbereasonable,rigidtoobigortoosmallallcan'trisetoshouldhave;becauseofjoining1biggerspringcoil,willmaketailministerdegreeincreased,weighttooimmediatelyenlargement.
Thiskindofformbringstothestretchthedevicetobeapplicabletotransportthedistanceprimarilylonger,thecarrybigger,thespeedinsideisabovesoon,materialtemperaturehigherthanthesituationofthenormaltemperature.Theworkleadsinsidethetensionofthepieceoforganizationwillchangealongwiththeworksituationortheaccidentalfactortakesplacethesomechanges,needingtobringtothestretchthedevicetomaketothistorespondwiththemachine,tensionincrement,thespringcoilcompressesslightly,makingrouteoftravelletup;thetensionreduces,springcoilslightlyelongation,makerouteoftravelenlargement,toinsurechainandtailanalwayscontainenoughandbigfriction,guaranteeingtransportthemachinenormalwork.Thespringcoilspiralpoletypebringstothestretchdevicecanthanrealizesgoodlythiskindoffunction,butthepurespiralpoletypethencan'tsatisfythisarequest.Theusagespiralpoletype