CO₂ lasers ua ke nrog UV Solid-State lasers noj hluav taws xob lub tsheb Tsav Vuam Vuam Vuam Rau Qhov Siab Tshiab
Cov tsheb tsim hluav taws xob tsheb tau nce ntxiv kom ua haujlwm zoo, txiav cov nqi, thiab txhim kho cov khoom lag luam zoo. Cov kev siv zog no yog qhov tseem ceeb rau kev nthuav dav hluav taws xob sib koom ua lag luam, tshwj xeeb tshaj yog nyob rau hauv cov tswv cuab ntawm cov tswv cuab (TCO) thiab qhov twg cov tsheb siv roj hluav taws xob tseem muaj zog.
Ib qho ntawm cov sijhawm tseem ceeb rau kev ua kom zoo nkauj lub tsheb tsav tsim yog qhov kev sib tw ntawm hairpin windings, tus txheej txheem uas yog qhov tseem ceeb rau lub cev muaj kev ntseeg siab thiab ua tau zoo. Cov txheej txheem ntawm cov tshuab rwb thaiv tsev strawb thaiv feem ntau poob ua hauj lwm luv luv, ua rau cov txheej txheem kev puas tsuaj, thiab ntau lawm qeeb, tsim kev cuam tshuam cov txheej txheem kev cia siab.
Laser stripping thiab tu muaj cov kev hloov pauv hloov uas kov yeej cov kev txwv ntawm kev ua tiav tus nqi qis dua. Kab lus no piav qhia txog txoj kev tshiab ob-kauj ruam uas ua ke Co2 lasers nrog ultraviolet (UV) lasers los tsim cov cua huv, weld-npaj plaub hau. Cov ntaub ntawv nthuav qhia qhia tias txoj kev no muab txoj kev tshiab, siv tau nqi rau hluav taws xob tsheb ua kom tiav cov plaub hau zoo plaub hau elds.
Cov windings hauv cov tsheb hluav taws xob tsheb yog feem ntau ua los ntawm ib lub tooj hlau liab. Cov xov tooj tooj liab no tau khoov rau hauv "U" puab (li no lub npe "hairpin winding") thiab tom qab ntawd muab tso rau hauv ib lub rooj sib txoos. Tom ntej no, qhov xaus ntawm cov cua uas nyob ib sab uas nyob ib sab yuav tsum muab welded ua ke kom ua tiav qhov txuas hluavtaws thiab ua ib qho winding txuas ntxiv. Ib qho ntxiv, qee qhov kev xaiv xaiv tau siv cov hlau txuas mus ntxiv uas yog tsim rau hauv cov qauv nthwv dej (hu ua txoj hlab nthwv dej) thiab tom qab ntawd muab tso rau hauv stator slots ua ntej vuam.
Txhua lub tshuab hluav taws xob muaj windings nrog rwb thaiv tsev. Hauv Hairpin Winding Motors, lub rwb thaiv tsev yuav tsum tau ua tuab thiab muaj zog kom haum lawv cov kev tsim qauv kev teeb tsa thiab cov tsheb hluav taws xob feem siab feem ntau yuav tsum muaj hluav taws xob.
Ua ntej vuam, ib qho nyiaj me me yuav tsum raug muab tshem tawm ntawm ob qho kawg ntawm kev txhaj tshuaj tiv thaiv plaub hau. Qhov no yog qhov tseem ceeb kom ntseeg tau tias muaj hluav taws xob hluav taws xob zoo thiab tshuab sib txuas.
Kev lig kev cai, txoj haujlwm no tau ua tiav tsuas yog siv cov qauv siv tshuab, tab sis kuj tseem muaj cov txheej txheem laser siv infrared (1μm) pulsed lasers. Neeg kho tshuab stripping muaj feem cuam tshuam nrog siv cov cuab yeej txiav kom tuaj cuag ncaj qha rau ntawm cov xaim los txhuam ntawm cov rwb thaiv tsev. Thaum cov qauv no tau xyaum rau ntau xyoo, lawv nthuav qhia cov kev sib tw tseem ceeb hauv cov tsheb hluav taws xob.
Piv txwv li, kev sib cuag ntawm lub cev yuav tsum tau txhuam ib txheej tooj liab uas tuaj yeem ua rau muaj kev sib xyaw ntawm cov cua daj cua dub, ua rau muaj kev sib txuam nrog kev ncaj ncees thiab kev sib txawv ntawm Weld. Ntxiv rau, cov cuab yeej siv tshuab tuaj yeem hnav tawm, ua rau cov txheej txheem tsis sib xws, tu nquag, tsis muaj kev cuam tshuam rau kev cuam tshuam ntxiv. Cov teeb meem no tau ua rau cov teeb meem sai ntawm cov txheej txheem, uas ua rau nws nyuaj kom tau raws li lub siab ntim ntau lawm feem ntau ntawm cov tsheb loj loj.
Lasers tuaj yeem siv rau ntau cov khoom tshem tawm, suav nrog rwb thaiv tsev strawb. Hauv kev rwb thaiv tsev stripping daim ntawv thov, laser stripping muab cov txiaj ntsig hauv qab no:
- Zoo dua weld zoo: Xyuas kom muaj qhov chaw huv rau kev ua kom zoo tshaj plaws weld zoo thaum ua kom tshem tawm cov rwb thaiv tsev tsis muaj kev puas tsuaj tooj liab.
- Txo kev saib xyuas thiab cov khoom siv hauv qab:Tsis muaj kev hnav thiab txhua qhov kev siv tshuab jamming yog tshem tawm, ua kom muaj kev cuam tshuam cov txheej txheem kev cuam tshuam ntau lawm.
- Kev Tawm Ntau Lawm:Nruam stripping thaum pub cov hlau txhim kho kev ua tau zoo.
- Nce tau sib xws:Tsis muaj kev hnav lossis kev sib cuag, laser machining yog ruaj khov thiab rov ua dua tshiab.
Kom meej meej, laser machining tuaj yeem ua rau cov txheej txheem txhim kho. Tab sis cov lus nug tiag tiag yog, "uas laser yog qhov zoo tshaj plaws los siv?" Hauv lwm lo lus, ntawm ntau lub peev txheej ua tau thiab kev siv uas tuaj yeem siv los ua tus txheej txheem zoo, kev kub ceev, thiab tus nqi qis rau cov khoom siv hluav taws xob nce?
Nrog cov portfolio ntawm cov lag luam lasers, coerent tau muaj peev xwm tshawb xyuas daim ntawv thov no siv ntau yam kev nyiam ua ib qho thev naus laus zis dhau lwm tus.
Qhov tseeb, ntau dua li nrhiav ib lub laser uas tau zoo tshaj plaws rau hairpin stripping rwb thaiv tsev, sib qhia tsim cov txheej txheem dual-laser kom ua tiav cov txiaj ntsig zoo. Txoj hauv kev no muab cov neeg siv khoom nrog cov khoom ua ntej weld zoo tshaj plaws muaj hnub no muaj txiaj ntsig zoo tshaj plaws. Cov kev txhawb nqa tseem ceeb rau kev tshawb xyuas cov txheej txheem laser no yog los kov yeej cov teeb meem nrog ib-kauj ruam laser stripping txheej txheem.
Ib Leeg-theem Laser Stripping yog qhov kev sib haum xeeb ntawm cov txheej nqus thiab nkag siab txog kev nqus tooj liab. Cov fiber ntau lub wavelength nyob ze 1μm tsis yooj yim nqus los ntawm txheej, ua rau kub tiam nyob rau ntawm lub interface, co flaking thiab tsim ntawm cov pa pa. Cov lus cuam tshuam no cuam tshuam nrog cov xwm txheej laser, cuam tshuam rau kev huv ntawm cov plaub hau cua tshuab, thiab tuaj yeem nkag siab rau hauv cov kab ke, ua rau muaj sijhawm ntau rau kev ntxuav. Tsis tas li ntawd, cov fiber ntau laser kev nkag mus rau infrared nqaj tsis tuaj yeem tshem tawm cov polymer los ntawm qhov chaw tooj liab. Nws yuav yaj lub tooj liab hlau nto thiab nthuav tawm lub tooj liab saum npoo rau insulating polymer cheebtsam xws li hydrogen thiab carbon. Qhov no paug cov tooj liab liab, uas nyob rau hauv lem cuam tshuam rau tom qab weld zoo.
Coherent's Dual-Laser raws Heaser Fairs Npaj Ob-kauj ruam txheej txheem suav nrog:
Ib qho nruab nrab-fais fab co2 laser yog siv kom sai sai tshem cov txheej txheem rwb thaiv tsev. Hom laser no zoo rau high-topput tsis tshem tawm cov khoom siv.
Ib tug pulsed tsawg-zog nanosecond UV meej-xeev laser yog tom qab ntawd siv los tshem tawm cov insulating seem uas tam sim no. Qhov no muab kev huv si rau vuam. Lub wavelength luv ntawm UV cov khoom siv-lub xeev nyiam ua cov khoom siv high-precision kev ua xws li cov khoom siv polymers, lwm yam khoom siv organic, thiab tooj.
Rau thawj kauj ruam ntawm cov bandvent stripping txheej txheem, coherent j {0}}. 6μm laser muaj pov thawj los ua qhov zoo tshaj plaws. Although a variety of different materials are used in the hairpin winding insulation layer (including polyimide, polyetherimide, polyester, polyesterimide, polyamide, polyetheretherketone, epoxy resin, and various fluoropolymers), all of these materials strongly absorb the laser's 10.6μm output wavelength. Ntxiv mus, rau tag nrho cov ntaub ntawv no, kev nqus tus nqi ntawm 10.6μm yog siab tshaj qhov ntawm kev sib tw ntawm lwm tus muaj ... laser wavelength, xws li 9.4μm thiab 10.2μm.
Coherent j -5-10. 6μm laser tseem muaj cov yam ntxwv zoo tshaj plaws. Nws yog qhov sib khi tag nrho, pulsed co2 laser nrog qhov nruab nrab lub zog ntawm ntau dua 400w, uas txhais tau tias nws tuaj yeem ua cov highputput daws cov haujlwm. Tsis tas li ntawd, nws lub pob thiab cov pob khoom sib xyaw ua rau nws zoo rau kev koom ua ke rau hauv cov khoom siv.
Rau kauj ruam thib ob, kev tu ua zaum kawg, coerent's avia lx 355-30-60 Nws pom tias yog kev sib xyaw ua ke ntawm cov txiaj ntsig cov txiaj ntsig. Nws yog ib qho ntau zaus-peb npaug, diode-pumped, khov-lub xeev laser uas ua rau muaj zog 30W ntawm lub zog nruab nrab ntawm 355nm. Tseem ceeb tshaj, nws txhawb kev ua haujlwm ntawm kev rov ua dua tus nqi nce txog 300kHz thiab pulse zog li 500μj. Qhov no ua rau nws ua qhov kev ua kom muaj kev ua kom zoo ntawm kev ceev yuav tsum muaj rau daim ntawv thov no.
Avia lx 355-30-60 Nws tseem tsim kom muaj kev koom ua ke yooj yim. Thiab, nws sib xyaw ua ke's refuv ™ active laser tu tshuab rau cov haujlwm ntev ntev thiab kev saib xyuas ntev.
Cov Kev Siv Cov Kev Siv Cov Kev Siv Hluav Taws Xob uas tau tshawb nrhiav ntau cov txheej txheem sib txawv ua ntej sib txuas ntawm ob-kauj ruam ua ke tau piav qhia saum toj no. Ntau yam lasers tau tshawb xyuas ib tus zuj zus thiab ua ke, suav nrog Co2 lasers, Nanosecond pulsed fiber ntau lasers, thiab nanosecond UV lasers. Cov txiaj ntsig ntawm kev kho cov tshuaj txhuam hniav insulated hairpin tau txheeb xyuas thiab ib zaug cov nyiaj laser feem ntau tau txheeb xyuas, cov txheej txheem tshwj xeeb tau ua kom zoo.
Ua ib feem ntawm kev kuaj, xoo hluav taws xob duab duab hluav taws xob spectroscopy (xps) tau siv los tshawb xyuas thaj chaw ua kom pom tseeb kom pom tau cov kuab. Nws yog nyob rau theem no uas Coherent pom tias ob-qib laser stripping txheej txheem los tshem tawm tag nrho cov seem los ntawm tooj liab nto ua ntej laser vuam.
Cov duab ntawm cov duab hauv daim duab 3 sib piv cov txheej txheem stripping uas siv cov co2 lasers, nanosecond infrared fiber ntau (fl) lasers, thiab nanosecond UV solid-xeev lasers. Nyob rau hauv cov kab loj ntawm cov duab, cov khoom siv rwb thaiv tsev yog polyamide (PA) thiab hauv qab kab, polyetheretne (Peek). Txawm tias los ntawm kev tshuaj ntsuam ib leeg, nws tuaj yeem pom tau tias hauv ob qho tib si, kev sib xyaw ntawm co2 laser thiab UV laser tau muab cov txiaj ntsig zoo tshaj plaws. Qhov no kuj tau lees paub los ntawm kev sim vuam siv.
Ntawm chav kawm, cov metric tseem ceeb tshaj plaws yog Weld zoo tau txais tom qab lub rwb thaiv tsev txheej txheem. Daim duab 4 qhia cov duab x-ray ntawm cov plaub hau sib dhos tom qab vuam. Qhov no qhia tau tias ob-kauj ruam (co2 laser + UV laser) tus txheej txheem tuaj yeem ua tiav cov khoom zoo zoo dua. Ob-kauj ruam co2 laser + UV laser stripping kev ua haujlwm minimizes weld porosity los ntawm kev tso cov kab polymer nyob saum npoo av ua ntej vuam. Nws yog qhov paub zoo tias cov duab polymer muaj cov kab ke muaj cov roj carbon, thiab tom qab ntawd tsim cov khoom siv hauv Weld Solorification, uas tuaj yeem cuam tshuam rau cov tshuab siv hluav taws xob, uas tuaj yeem cuam tshuam cov khoom siv hluav taws xob thiab cov hluav taws xob ntawm Weld.
