鋰電池英文生產流程

Mixing(配料)Mixsolventandboundseparatelywithpositiveandnegativeactivematerials.Makeintopositiveandnegativepastymaterialsafterstirringathighspeedtilluniformity.Coating（涂布） Now,weareincoatingline.Weusebackreversecoating.Thisistheslurry-mixingtank.Theanode（Cathode）slurryisintroducedtothecoatingheaderbypneumaticityfromthemixingtank.Theslurryiscoateduniformlyonthecopperfoil,thenthesolventisevaporatedinthisoven.（下面的依據情況而定）Therearefourtemperaturezones,theyareindependentlycontrolled.Zoneonesetsat55degreeC,zonetwosetsat65degreeC,zonethreesetsat80degreeC,zonefoursetsat60degreeC.Thespeedofcoatingis4metersperminute.Youseetheslurryisdried.Theelectrodeiswoundtobeabigrollandputintotheoven.Thetimeismorethan2hoursandtemperatureissetat60degreeC.Throughoutthecoating,weusemicrometertomeasuretheelectrodethicknessperabout15minutes.Wedothisinordertokeepthebestconsistencyoftheelectrode.Vocabulary:coatingline涂布車間backreversecoating輥涂coatingheader涂布機頭Al/copperfoil鋁/銅箔degreeC攝氏度temperaturezones溫區(qū)windtobea（big）roll收卷evenly/uniformly均勻oven烘箱evaporate蒸發(fā)electrode極片CuttingCutarollofpositiveandnegativesheetintosmallersheetsaccordingtobatteryspecificationandpunchingrequest.PressingPresstheabovepositiveandnegativesheetstilltheybecomeflat.PunchingPunchingsheetsintoelectrodesaccordingtobatteryspecification,ElectrodeAftercoatingwecompresstheelectrodewiththiscylinderingmachineatabout7metersperminute.Beforecompresswecleantheelectrodewithvacuumandbrushtoeliminateanyparticles.Thenthecompressedelectrodeiswoundtoabigroll.Weusemicrometertomeasurethecompressedelectrodethicknessevery10minutes.Aftercompressingwecutthewebintolargepieces.Wetapethecathodeedgetopreventanypossibleinternalshort.Thelargeelectrodewithedgetapedisslitintosmallerpieces.Thisisultrasonicprocessthataluminumtabsareweldedontocathodesusingultrasonicweldmachine.Wetapetheweldsectiontopreventanypossibleinternalshort.Andfinally,wecleanthefinishedelectrodeswithvacuumandbrush.Vocabulary:cylindering柱形輥壓vacuum真空particle顆粒wound旋緊卷繞micrometer千分尺internalshort內部短路slit分切ultrasonic超聲波weld焊接AnodemakingInanodemakingprocess,wecutthematerialintocertainlengthstrips.Atthemeantime,weputasmallpieceofinsulationtapetothetabinordertopreventanypossibleinternalshort.Thenthepreparednickeltabisrivetedonanodeandpatplain.Wealsotapetherivetsectiontopreventanypossibleinternalshort.Andfinally,wecleanthefinishedelectrodeswithvacuumandbrush.JellyrollThisisJellyroll,amanualwindingprocess.InthecourseofJellyroll,firstly,weplacetheseparatorinbetweencentralpins,pressthefootswitchtoturncentralpinsabout120degrees.Secondly,placetheanodetotheedgeofcentralpins,andturncentralpinsabout180degrees.Lastly,placethecathodetotheedgeofcentralpins.Duringthewindingprocess,weapplytensionbypressingtheelectrodesandtheseparator.Weputtheterminationtapeattheend.AfterJellyroll,wechecktheshortcircuit,thenformtheJellyrollbypressing,sothatitiseasiertoinserttheJellyrollintothecan.Controlpoints:1.Whenwindingtotheendoftheanode,coveringtheanodecompletelybytheseparator.2.Inthewholeprocess,itisthemostimportantpointstoensurethebestalignmentamongthecathode,theanodeandtheseparatorfortheJellyroll.Theseparatorhastocovertheanodeandthecathode,andtheanodehastocoverthecathodecompletely.Thesepointsaremainlycheckedbeforeshortchecking.Vocabulary:Jellyroll卷繞Manual手工的Separator隔膜紙centralpin卷針footswitch腳踏開關anode負極片cathode正極片terminationtape尾端膠紙shortcircuit短路alignment整齊Taping&insertingPutthetapeonthetwosideofJ/R,TopreventJ/Rbeinghurtintheinsertionprocess.PutapieceoftapebetweencathodetabandJ/R.Becauseanodeelectrodeiswiderthancathodeelectrode.Putthebottomtape.InsertthefinishedJ/Rintothecanmanuallyandthenshortcircuitcheckbymulti-meter.SpotweldingNitabtocap.UltrasonicweldingtheAltabtocapusingultrasonicweld.Wehavethesecondspotweldingtoensurethebestcontactbetweenthetabandcap.Applytopinsulator,topreventNitabcontactingwithcan.FinalJ/Rinsertionbythecentrifuge.Cappositioningbyhand.Thencheckthecapinthesuitableposition,orthedefectsisputintoredbin,Finally,shortcircuitcheckagaintoensurethattherebenointernalshortJ/Rflowingtonextline.Vocabulary:J/R極芯tape膠紙electrode極片multi-meter萬用表Spotwelding點焊Nitab極耳Ultrasonicweld超焊Insulator隔圈centrifugemachine甩殼機defect次品redbin紅盒LaserweldingThisistheLaserweldingroom!Thefirstprocessisweldingforthealuminumcap,speciallyconnecttherivetwiththeweldplatetopreventthecellimpedanceexcursion.ThesecondprocessistheLaserseamwelding.Intheprocess,itmustensuretheintensityandairproofcharactersoftheweld.Afterthecelliswelded,wewouldperformtheleakchecking,theshortcircuitcheckingandtheweighingchecking.Vocabulary:Laserweldingroom激光焊接車間Cap蓋板Rivet鉚釘Plate鎳片impedanceexcursion內阻漂移intensity強度leakchecking檢漏shortcircuitchecking測短路weighingchecking稱重OvendryingelectrolytefillingandstoringThisistheprocessofcellsovendryingat80℃formorethan12hoursundervacuum.Afterovendrying,thecellsaretransferredtotheprocessofelectrolytefillingthroughthischannel.Theelectrolytefillingperformsindryroom.Theelectrolyteisinjectedintwotimessothatitcanbefilledeasilyandsufficiently.Whenfilling,vacuumfirst,theninjectelectrolyte.Afterthat,werepeatvacuumandventtoroompressureseveraltimes.Finallythecellisputoffatroompressure,thenweighthecellinordertochecktheamountofelectrolyte.Afterweighing,wesealwithtapeontothefillingporttopreventthecellsabsorbingwaterduringstoring.Westorethefilledcellsfor24hoursatroomtemperaturesothattheelectrolytecanbesaturatedsufficientlybytheanodesandcathodes.Vocabulary:ovendrying烘烤vacuum真空electrolytefilling注液electrolyte電解液roompressure大氣壓fillingport注液孔storing陳化saturated浸潤anode正極cathode負極Pre-chargeandballsealAtfirst,weplaceapieceofabsorbcottonabovethefillingporttoabsorbtheexcesselectrolyte.Thisisthefirstprocess.Thesecondprocessisperformingapre-chargeat0.1Cratefor390minutes.Afterthepre-charge,wetakeavoltagecheckingtothecellatonce.Ifthevoltageislowerthanthestandard,itneedstobere-charged.Thefourthprocessistheballseal.wemustcompletethisprocessin15minutes.First,putthesteelballintherightplace.Then,givepressuretoitsothatthesteelballcanfillthefillingport.Inthewholeprocess,wemustmakesurethatthetemperatureandhumidityareintheregularrange.Finally,theprocessiscleaningtoeliminatetheelectrolyteonthecellsurfacewithacetonesolvent.Vocabulary:fillingport注液孔electrolyte電解液pre-charge預先充電ballseal封口voltagechecking量電壓regularrange合格范圍eliminate消除acetonesolvent丙酮溶劑AgingandFormationThisistheagingroom.Weagecellsat35~40DegreeCfor7days.Thetemperatureiscontrolledbytwoheatinginstrumentswhicharesetat38DegreeC.Thenwetransfercellstothetestingworkshop.First,wecheckthevoltageofcellswithmulti-meters.Accordingtovoltage,wedividethecellsintoacceptablesanddefects.Formationisdoneat1.0Capacityratefor140minutesto4.2Voltage.Afterthat,checkthicknessandimpedance.Atlast,wetransfertheacceptablestothestorehouse.Vocabulary:agingroom老化房heatinginstrument加熱器testingworkshop檢測車間acceptables良品defects次品formation化成thickness尺寸，厚度impedance內阻storehouse倉庫標識牌內容(中文)英文1正極球磨CathodeBallMillMixing2負極球磨AnodeBallMillMixing3正極混漿CathodeSlurryMixing4負極混漿AnodeSlurryMixing5正極涂布CathodeCoating6負極涂布AnodeCoating7極片烘烤ElectrodeDrying8正極壓片CathodeCompress9負極壓片AnodeCompress10正極分大片CathodeCutting11正極分小片CathodeSlitting12負極分大片AnodeCutting13負極分小片AnodeSlitting14切鎳帶