锂电池英文生产流程.docx
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锂电池英文生产流程
锂电池英文生产流程
Mixing(配料)
Mixsolventandboundseparatelywithpositiveandnegativeactivematerials.Makeintopositiveandnegativepastymaterialsafterstirringathighspeedtilluniformity.
Coating(涂布)
Now,weareincoatingline.Weusebackreversecoating.Thisistheslurry-mixingtank.Theanode(Cathode)slurryisintroducedtothecoatingheaderbypneumaticityfromthemixingtank.Theslurryiscoateduniformlyonthecopperfoil,thenthesolventisevaporatedinthisoven.(下面的依据情况而定)Therearefourtemperaturezones,theyareindependentlycontrolled.Zoneonesetsat55degreeC,zonetwosetsat65degreeC,zonethreesetsat80degreeC,zonefoursetsat60degreeC.Thespeedofcoatingis4metersperminute.
Youseetheslurryisdried.Theelectrodeiswoundtobeabigrollandputintotheoven.
cylindering柱形辊压vacuum真空particle颗粒
wound旋紧卷绕micrometer千分尺internalshort内部短路
slit分切ultrasonic超声波weld焊接
Anodemaking
Inanodemakingprocess,wecutthematerialintocertainlengthstrips.Atthemeantime,weputasmallpieceofinsulationtapetothetabinordertopreventanypossibleinternalshort.Thenthepreparednickeltabisrivetedonanodeandpatplain.Wealsotapetherivetsectiontopreventanypossibleinternalshort.Andfinally,wecleanthefinishedelectrodeswithvacuumandbrush.
Jellyroll
ThisisJellyroll,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卷绕Manual手工的Separator隔膜纸
centralpin卷针footswitch脚踏开关anode负极片
cathode正极片terminationtape尾端胶纸shortcircuit短路
alignment整齐
Taping&inserting
PutthetapeonthetwosideofJ/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极芯tape胶纸electrode极片multi-meter万用表Spotwelding点焊
Nitab极耳Ultrasonicweld超焊Insulator隔圈centrifugemachine甩壳机
defect次品redbin红盒
Laserwelding
ThisistheLaserweldingroom!
Thefirstprocessisweldingforthealuminumcap,speciallyconnecttherivetwiththeweldplatetopreventthecellimpedanceexcursion.
ThesecondprocessistheLaserseamwelding.Intheprocess,itmustensuretheintensityandairproofcharactersoftheweld.
Afterthecelliswelded,wewouldperformtheleakchecking,theshortcircuitcheckingandtheweighingchecking.
Vocabulary:
Laserweldingroom激光焊接车间Cap盖板Rivet铆钉Plate镍片
impedanceexcursion内阻漂移intensity强度leakchecking检漏
shortcircuitchecking测短路weighingchecking称重
Ovendryingelectrolytefillingandstoring
Thisistheprocessofcellsovendryingat80℃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电解液
roompressure大气压fillingport注液孔storing陈化saturated浸润
anode正极cathode负极
Pre-chargeandballseal
Atfirst,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电解液pre-charge预先充电ballseal封口voltagechecking量电压regularrange合格范围eliminate消除
acetonesolvent丙酮溶剂
AgingandFormation
Thisistheagingroom.Weagecellsat35~40DegreeCfor7days.Thetemperatureiscontrolledbytwoheatinginstrumentswhicharesetat38DegreeC.Thenwetransfercellstothetestingworkshop.First,wecheckthevoltageofcellswithmulti-meters.Accordingtovoltage,wedividethecellsintoacceptablesanddefects.Formationisdoneat1.0Capacityratefor140minutesto4.2Voltage.Afterthat,checkthicknessandimpedance.Atlast,wetransfertheacceptablestothestorehouse.
Vocabulary:
agingroom老化房heatinginstrument加热器testingworkshop检测车间
acceptables良品defects次品formation化成thickness尺寸,厚度
impedance内阻storehouse仓库
标识牌内容(中文)英文
1正极球磨CathodeBallMillMixing2负极球磨AnodeBallMillMixing
3正极混浆CathodeSlurryMixing4负极混浆AnodeSlurryMixing
5正极涂布CathodeCoating6负极涂布AnodeCoating
7极片烘烤ElectrodeDrying8正极压片CathodeCompress
9负极压片AnodeCompress10正极分大片CathodeCutting
11正极分小片CathodeSlitting12负极分大片AnodeCutting
13负极分小片AnodeSlitting14切镍带AnodeTabCutting
15极耳铆接AnodeRiveting16极耳贴胶纸AnodeTabTaping
17大片贴胶纸CathodeEdgeTaping18刷片ElectrodeBrushing
19极耳超焊#1CathodeTabWelding#1
装配车间英语
极片烘烤ElectrodeDryingArea裁隔膜纸SeparatorCutting
壳体贴膜Out-filmApply超焊铝镍带CathodeTabWelding
贴内壁胶纸InnerInsulationTaping卷绕JellyRollWinding
检验#1CheckingStation#1整形JellyRollForming
贴侧面胶纸J/RSideTaping贴上端胶纸J/RTopTaping
贴底部胶纸J/RBottomTaping装壳JellyRollInsertion
点焊负极AnodeTabWelding剪正极耳CathodeTabCutting
超焊正极耳#2CathodeTabWelding#2二次点焊SpotWelding
套隔圈InsulatorInsertion甩壳FinalJ/RInsertion
卡盖板CapInstallation检验#2CheckingStation#2
点焊盖板CapPre—Welding激光焊接LaserSeamwelding
整形Forming检验漏气LeakChecking
短路测试Hi—pot称重分档WeighingSorting