英文资料及中文翻译.docx

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