Txawm hais tias muaj coob tus neeg tseem muaj kev txhawj xeeb txog ntau yam thiab kev nyab xeeb ntawm lub tsheb hluav taws xob, kev txhim kho lub zog tshiab tsheb yog qhov kev xaiv tsis raug rau Tuam Tshoj los ua lub zog tsav tsheb thiab kev tawm tswv yim los daws cov teeb meem huab cua thiab tawm tswv yim rau lub tswv yim ntawm kev loj hlob ntsuab. Nrog rau kev txhawb nqa ruaj khov ntawm qib txoj cai, qee qhov teeb meem tam sim no ntawm lub tsheb hluav taws xob yuav dhau mus, thiab nws tsuas yog lub sijhawm ua ntej lub zog tshiab tsheb hloov roj tsheb.
Lub zog tshiab tsheb twb yog lub zog tshiab uas tsis muaj zog hauv kev ua lag luam. 2023 cov ntaub ntawv los ntawm Ministry of Industry thiab Information Technology thaum ntxov 2023 tau qhia tias Tuam Tshoj lub zog tshiab tsheb txuas ntxiv loj hlob nyob rau xyoo 2022, tseem tshuav thawj zaug hauv ntiaj teb rau yim xyoo sib law liag, thiab kev lag luam nkag mus rau cov ntaub ntawv tshiab siab.
Cov ntaub ntawv los ntawm Tuam Tshoj Association of Automobile Manufacturers tau qhia tias txij li lub Tsib Hlis 2023, Tuam Tshoj lub zog tshiab tsheb tsim thiab muag yog 713, 000 thiab 717, 000 units, nce 11.4 feem pua thiab 12.6 feem pua YoY, thiab nce. 53 feem pua thiab 60.2 feem pua YOY, feem, nrog rau kev lag luam feem ntawm 30.1 feem pua.
Ntxiv rau, txij lub Ib Hlis Ntuj txog Lub Tsib Hlis 2023, kev tsim khoom thiab muag cov tsheb tshiab lub zog hauv Suav teb tau ua tiav 3.005 lab thiab 2.94 lab units raws li, nrog kev loj hlob ntawm 45.1 feem pua thiab 46.8 feem pua, thiab kev lag luam sib faib ntawm 27.7 feem pua.
Tsis ntev los no, 20 lab lub zog tshiab lub tsheb tsim hauv Suav teb tau dov tawm ntawm txoj kab hauv Guangzhou! Tuam Tshoj cia siab tias yuav dhau los ua thawj lub tebchaws hauv ntiaj teb hla lub sijhawm ntawm kev muag khoom txhua xyoo ntawm lub zog tshiab tsheb mus txog 10 lab units.
Kev loj hlob tsis tu ncua ntawm kev tsim khoom thiab kev muag khoom tau ua rau lub tuam txhab hluav taws xob hauv tsev tsim khoom lag luam kub dua li puas tau. Lub tshuab laser yog qhov tseem ceeb hauv ntau yam los ntawm kev tsim cov roj teeb lithium mus rau lub tsheb lub cev thiab qhov chaw tsim khoom. Kev loj hlob tsis tu ncua thiab nrawm ntawm kev ua lag luam nce ntxiv coj cov kev lag luam loj loj uas hais lus rau lawv tus kheej. Nrog rau lub sijhawm ua lag luam zoo nkauj, nws tsis yog qhov xav tsis thoob tias cov tuam txhab lag luam tab tom mus rau lub lag luam tshiab lub zog tsheb.
Daim ntawv thov ntawm laser hauv fais fab roj teeb raug tsim
Lub hwj chim roj teeb yog lub zog ntawm lub tsheb hluav taws xob, tam sim no yog cov roj teeb lithium. Tuam Tshoj txoj kev lag luam roj teeb hluav taws xob txuas ntxiv ua tus thawj coj hauv ntiaj teb, 70 feem pua ntawm cov roj teeb hluav taws xob tau tsim hauv Suav teb.
Cov txheej txheem ntawm cov roj teeb lithium tuaj yeem muab faib ua peb ntu: kev tsim cov ncej, kev tsim hluav taws xob ntawm tes, thiab cov khoom siv roj teeb. Hauv kev tsim cov txheej txheem ntawm cov roj teeb lithium thiab cov roj teeb pob, ntau lub laser txiav, vuam, thiab tshem tawm / ntxuav cov txheej txheem yuav tsum tau ua.
(1) Laser txiav
Laser txiav tshuab tuaj yeem siv rau cov txheej txheem ua ntej xws li kev txiav thiab tsim, ncej slitting thiab diaphragm slitting nyob rau hauv cov txheej txheem ntawm lithium roj teeb.
Piv txwv li, lub log txiav yuav tsum du thiab burr-dawb, tsis muaj dov npoo, thiab tsis muaj kev pheej hmoo ntawm kev puas tsuaj rau lub roj teeb cais; Tsis tas li ntawd, raws li lub zog tshwj xeeb ntawm cov roj teeb lithium ua ntau dua thiab siab dua, qhov kev tiv thaiv hauv lub roj teeb yuav me dua thiab me dua, thiab cov roj teeb lithium tau tsim los ntawm ib lub lug mus rau ntau lub lug thiab los ntawm ntau lub lug mus rau tag nrho cov lug. Cov txheej txheem xav tau ua kom ultrafast lasers sawv tawm. Lawv tuaj yeem txiav ntau cov ntaub ntawv thiab cov thicknesses sib txawv ntawm cov ncej lugs, thiab kev ua haujlwm txias ua tiav cov txiaj ntsig zoo.
Rau cov ntawv hlau hlau txiav, infrared pulsed lasers tuaj yeem siv tau, lossis cov khoom siv ntsuab thiab ultraviolet tuaj yeem siv yog tias yuav tsum tau txiav kom zoo dua. Los ntawm txoj kev xav ntawm mem tes dav, cov ntawv thov kev lag luam tam sim no feem ntau yog nanosecond thiab picosecond lasers, ntawm cov khoom picosecond maj mam nyob hauv lub ntsiab; thaum femtosecond lasers kuj tseem siv, tab sis nyob rau hauv cov nqe lus ntawm kev ruaj ntseg hloov mus rau kev ua haujlwm tas li ntawm cov kab ntau lawm, kev siv zog ntxiv yog xav tau.
Lub diaphragm hauv lithium roj teeb, feem ntau yog polyethylene (PE), polypropylene (PP) nrog cov khoom siv zoo heev, tshuaj lom neeg ruaj khov thiab pheej yig polyolefin diaphragm. Txiav cov khoom siv no, UV laser yog qhov tsim nyog tshaj.
Nrog rau luv luv wavelengths thiab luv luv pulse widths ntawm lub teeb ntsuab, ultraviolet lub teeb qhov chaw nyob rau hauv lub hwj chim, stability thiab lwm yam ntawm cov kev ua tau zoo txuas ntxiv mus, lub laser yuav ua tau zoo dua thiab zoo dua txiav cov yeeb yaj duab cov khoom nyob rau hauv lithium roj teeb.
(2) Laser vuam
Vuam yog cov txheej txheem tseem ceeb tshaj plaws siv hauv kev tsim cov roj teeb lithium thiab cov roj teeb pob.
Hauv kev tsim cov txheej txheem ntawm cov hlwb, cov qauv thiab pob ntawm Li-ion roj teeb, muaj ntau tshaj 20 txheej txheem uas yuav tsum tau vuam kom ua tiav kev sib txuas lossis kev sib khi ua haujlwm. Feem ntau ntawm lawv xav tau laser vuam kom ua tiav.
Nyob rau hauv square-case roj teeb, laser vuam yuav tsum tau rau lub plhaub, sealing rau tes, npog los ua ke thiab sealing; nyob rau hauv cylindrical roj teeb thiab modules, laser vuam yuav tsum tau rau cov ncej lugs, kaus mom thiab busbars.
Hom vuam no, cov khoom siv rau cov hlau nplaum nyias thiab tooj liab-raws li, rau qhov zoo ntawm cov khoom siv welding siab, kev siv lub teeb infrared vuam nws yooj yim rau spatter thiab ntau lwm yam tsis xws luag, piv rau lub teeb ntsuab thiab xiav lub teeb absorbing efficiency yog siab dua, vuam zoo kuj zoo dua.
Tooj liab lub siab nqus tus nqi hauv lub teeb xiav ua rau nws nyiam siv lub teeb xiav lasers rau vuam. Lub xiav laser nrog nce zog thiab beam zoo yuav yog ib tug haib cuab tam rau lithium roj teeb vuam daim ntaub ntawv.
Tsis ntev los no ntau lub tuam txhab nyob hauv tsev thiab txawv teb chaws tau ua kom tob rau thaj tsam ntawm lub teeb xiav laser, thiab twb muaj ntau lub zog muaj xws li 100W, 800W, 1kW thiab 4kW.
Cov txheej txheem vuam yog qhov nyuaj, txhawm rau txhawm rau saib xyuas qhov zoo ntawm vuam, kuj tseem muaj ntau lub tuam txhab tau tsim lub sijhawm saib xyuas lub sijhawm rau laser vuam, raws li cov ntaub ntawv tawm tswv yim tau txais ntawm qhov zoo ntawm vuam seam, vuam tsis. tuaj yeem hloov kho rau lub xeev zoo tshaj plaws raws sijhawm.
(3) Laser tshem tawm / ntxuav
Laser ncej tu
Hauv cov txheej txheem tsim cov roj teeb lithium, cov txheej txheem nyob rau hauv thaj tsam ntawm tus ncej yuav tsum tau welded yuav tsum tau muab ntxuav ua ntej ncej lug welded. Cov coatings yuav raug tshem tawm yog graphite thiab lithium hlau oxide kom nthuav tawm cov tooj liab lossis txhuas ntawv ci tab.
Tus yuam sij rau cov kauj ruam no yog tshem tawm tsuas yog cov khoom siv txheej tsis ua rau cov ntawv hlau hauv qab nws puas. Piv nrog rau cov tshuab scraping thiab lwm txoj kev tshem tawm, lub laser tu thiab tshem tawm cov kev daws teeb meem ua rau muaj kev puas tsuaj tsawg heev rau cov ntawv ci tooj liab thiab muaj qhov zoo ntawm kev ua haujlwm zoo, muaj txiaj ntsig zoo thiab ntsuab, ua rau nws txoj kev lag luam zoo tshaj plaws rau kev tshem tawm cov txheej txheem. Rau cov kauj ruam ntawm cov txheej txheem no, pulsed infrared lasers feem ntau yog siv.
Tsis tas li ntawd, semiconductor lasers kuj tau siv ncaj qha rau hauv cov txheej txheem electrode ziab rau lithium roj teeb.
Kev siv laser hauv tsheb thiab cov khoom tsim khoom
Kev siv cov tshuab laser hauv tsheb thiab cov khoom tsim khoom tuaj yeem hais tias yuav luag txhua qhov chaw thiab tau siv ntau xyoo lawm, thiab tsis yog daim ntawv thov tshiab. Txawm li cas los xij, qhov kev thov loj hauv kev ua lag luam thiab kev tsis txaus siab nrhiav kev tsim khoom zoo dua txuas ntxiv ua kom lub khw no tshawb nrhiav tom ntej.
Muaj ntau qhov chaw uas laser vuam siv nyob rau hauv kev tsim cov tsheb ua tiav thiab cov khoom siv, xws li: kis tau tus mob, roj lim, hydraulic tappets, airbag ignitors, roj injectors, ABS roj teeb li qub, rooj zaum, teeb, sensors thiab lwm yam khoom; thiab lub cev qhov chaw xws li lub ru tsev, qhov rooj, cav saum thiab tailgates, tag nrho cov uas muaj zog nyob rau hauv laser vuam.
Laser vuam ntawm lub cev, lub zog tuaj yeem nce ntau dua 30 feem pua, lub tsheb kev nyab xeeb yog siab dua; kev siv laser vuam ntawm lub tsheb qhov chaw, tuaj yeem txo qhov ntim kom tau raws li cov khoom siv me me, kev loj hlob ntawm cov tsheb sib tw.
Siv cov tam sim no ntau mainstream ca hlau tsav lub cev muaj zog ua piv txwv, cov txheej txheem laser muaj xws li lub cev muaj zog silicon steel vuam, hairpin (hairpin) tiaj hlau de-painting thiab vuam, nrog rau lub tsheb npav welding.
Lub teeb xiav yog cov cuab yeej nyiam rau vuam tooj liab, thiab lub zog loj xiav lasers ntawm 1kW thiab 4kW twb muaj lawm; Lwm cov tuam txhab tau thov kom siv cov xiav lasers nrog infrared lasers rau vuam tooj liab ntawm cov thicknesses sib txawv kom ua tau zoo dua vuam zoo thiab txhim kho efficiency.
Ntxiv nrog rau kev siv vuam, laser tshuab kuj tuaj yeem siv rau kev txiav cov hlau muaj zog rau lub cev, txiav cov khoom siv airbag, txiav cov khoom siv sab hauv tsheb, kev kos cim ntawm lub cav, log tsheb thiab lwm yam, tiaj tus tooj liab hlau de-painting. thiab ntau lwm yam. Nws tau nkag siab tias hauv Tebchaws Europe thiab Tebchaws Meskas thiab lwm lub tebchaws tsim kev lag luam, 60 feem pua rau 80 feem pua ntawm cov tsheb tau ua tiav nrog laser ua. Nrog rau kev txhim kho txuas ntxiv ntawm Tuam Tshoj lub zog tshiab tsheb lag luam, laser thev naus laus zis yuav ua rau muaj peev xwm ua lag luam loj loj; nrog rau kev nce qib ntawm daim ntawv thov, kuv ntseeg tias laser technology nws tus kheej thiab daim ntawv thov cuam tshuam, kuj tseem yuav hloov mus rau pem hauv ntej.
