Hais nrog Lub Zog #LED Ntim Phau Ntawv: Kev Paub Txog LED Ntim Tshuab

Cov txheej txheem ntim ntawm LED teeb yog cov ntsiab lus siab-tech. Nyob rau hauv lub voj voog no, muaj ntau yam -hu ua lag luam secrets. Vim tias tej yam no muaj feem xyuam rau lub neej thiab kev tuag ntawm ib lub tuam txhab, qee yam tsis tau tshaj tawm rau pej xeem, suav nrog qee cov txheej txheem lossis qee cov txheej txheem lossis qee cov txheej txheem lossis qee cov txheej txheem lossis Craft. Cov khoom no ncaj qha txiav txim siab seb lub tuam txhab puas tuaj yeem muaj kev sib tw hauv nruab nrab. Hnub no, kuv yuav tso tawm cov kev paub txog kev ntim khoom ntawm LED kev lag luam ntawm no. Kuv xav tias koj pab tau koj. 1. Ntaus Ntau Lawm: A) Kev Tu: Siv ultrasonic tu PCB lossis LED brackets, thiab ziab. b) Chaw thau khoom: Tom qab cov electrodes ntawm LED tube tub ntxhais (lub voj voog loj) tau nthuav dav, lub raj dilated (loj puag ncig daim ntawv) tau muab tso rau ntawm lub pob txha siv lead ua lub rooj, thiab cov tub ntxhais tub ntxhais siv nyob rau hauv lub tshuab ntsuas hauv qab lub tshuab ntsuas. Ib qho los ntawm ib qho yog ntsia rau ntawm cov khoom sib txuas ntawm PCB lossis LED brackets, thiab tom qab ntawd sintering yog ua los kho cov kua nplaum nyiaj. C) Kev kub ceev: Siv aluminium lossis kub hlau vuam tshuab los txuas cov electrode rau LED tube tub ntxhais rau cov hlau lead hauv kev txhaj tshuaj tam sim no. LED yog ntsia ncaj qha rau ntawm PCB, thiab lub tshuab vuam aluminium feem ntau yog siv. (Ua kom lub teeb dawb sab saum toj-LED yuav tsum muaj lub tshuab kub hlau welding) D) Ntim: Los ntawm cov nplaum nplaum, tiv thaiv cov tub ntxhais LED tube thiab welded hlau nrog epoxy. Point kua nplaum rau ntawm PCB lub rooj tsavxwm muaj cov kev cai nruj ntawm cov duab ntawm cov duab colloidal tom qab kho, uas yog ncaj qha ntsig txog qhov ci ntsa iab ntawm cov khoom tiav. Cov txheej txheem no tseem yuav ua haujlwm ntawm fluorescence hmoov (dawb lub teeb LED). E) Vuam: Yog hais tias lub backlight yog SMD-LED los yog lwm yam encapsulated LEDs, ua ntej cov txheej txheem los ua ke, lub LED yuav tsum tau welded rau lub PCB board. F) Txiav daim nyias nyias: Siv cov punching pwm los txiav cov diffusers ntau yam, cov ntaub qhwv ntsej muag, thiab lwm yam. [ Ntawv Nkauj] G) Kev sib dhos: Manually nruab qhov tseeb txoj hauj lwm ntawm ntau yam ntaub ntawv ntawm lub backlight qhov chaw raws li qhov yuav tsum tau ntawm daim duab. H) Kev Xeem: Xyuas seb qhov backlight qhov chaw optoelectronics tsis thiab qhov sib xws ntawm lub teeb tawm ntawm lub teeb. 2. Ntim: Ntim cov khoom tiav raws li qhov xav tau thiab nkag mus rau hauv lub tsev rau khoom. Twb yog ib yam dabtsi 1, 2. Lub luag haujlwm ntawm kev ntim khoom ntawm LED yog txhawm rau txuas cov hlau lead sab nraud mus rau lub electrode ntawm LED nti, tib lub sijhawm tiv thaiv LED nti, thiab ua lub luag haujlwm hauv kev txhim kho kev ua haujlwm ntawm lub teeb extraction efficiency. Cov txheej txheem tseem ceeb yog kev sib dhos, siab vuam, ntim. 2. LED ntim daim ntawv LED ntim daim ntawv tuaj yeem hais tau ntau yam. Nws tsuas yog siv cov duab zoo sib xws, qhov ntsuas kub dissipation countermeasures thiab teeb pom kev zoo raws li kev siv sib txawv. LEDs tau muab faib ua cov khoom ntim xws li LAMP-LED, TOP-LED, SIDE-LED, SMD-LED, High-Power-LD, thiab lwm yam. 3. LED ntim txheej txheem A) Chip tshuaj xyuas daim iav tshuaj xyuas: 1. Seb cov khoom nto muaj kev puas tsuaj thiab lockhill; 2. Seb lub nti loj thiab electrode loj raws li cov txheej txheem yuav tsum tau; 3. Seb tus qauv electrode tiav. B) Vim tias cov nti LED tseem nyob hauv qhov sib nrug me me (li 0.1 hli) tom qab LED nti tau khawb, nws tsis yog qhov tsim nyog rau kev ua haujlwm ntawm kev ua haujlwm tom qab. Peb nthuav cov zaj duab xis ntawm cov nplaum nplaum siv lub tshuab nthuav dav. Nws yog qhov sib nrug ntawm LED nti ncav cuag li 0.6 hli. Nws kuj tseem tuaj yeem nthuav dav, tab sis nws yooj yim ua rau muaj teeb meem tsis zoo xws li nti xa cov khib nyiab. C) Cov kua nplaum nyiaj los yog cov nplaum nplaum rau ntawm qhov sib txuas ntawm qhov taw tes kua nplaum ntawm qhov sib txuas ntawm LED bracket. (Rau GAAS thiab SIC conductive substrates, lub teeb liab, lub teeb daj, daj-ntsuab nti nrog lub nraub qaum electrode, siv cov pos hniav nyiaj. Rau lub teeb xiav thiab ntsuab LED nti ntawm sapphire insulating puag, siv insulating kua nplaum los kho cov nti. ) Qhov nyuaj ntawm cov txheej txheem yog nyob rau hauv kev tswj cov nqi ntawm adhesion, thiab muaj cov ncauj lus kom ntxaws txheej txheem ntawm qhov siab ntawm colloid qhov siab thiab qhov taw tes ntawm qhov taw tes ntawm qhov taw tes ntawm qhov taw tes ntawm qhov taw tes ntawm qhov taw tes. . Vim tias cov kua nplaum nyiaj thiab cov nplaum nplaum muaj cov kev cai nruj heev hauv kev khaws cia thiab siv, kev tsim-up, nplawm, thiab siv sij hawm ntawm cov kua nplaum nyiaj yog txhua yam uas yuav tsum tau them sai sai rau. D) Nyob rau hauv sib piv rau kev npaj thiab taw tes ntxiv, cov kua nplaum npaj yog siv cov nyiaj kua nplaum rau LED rov qab electrode nrog lub tshuab npaj, thiab tom qab ntawd nruab lub LED nrog nyiaj kua nplaum rau sab nraum qab ntawm LED bracket. Qhov kev ua tau zoo ntawm kev npaj yog ntau dua li ntawm cov nplaum nplaum, tab sis tsis yog txhua yam khoom siv rau cov txheej txheem npaj. E) Handmade spines Teem lub expansion ntawm LED nti (kev npaj los yog tsis them nyiaj gel) ntawm lub fixture ntawm lub rooj pos. LED bracket yog muab tso rau hauv qab lub fixture. Nyob rau hauv lub tshuab microscope, LED nti yog pierced rau ntawm qhov chaw sib txuas nrog ib rab koob nyob rau hauv lub tshuab microscope. Piv nrog rau qhov tsis siv neeg thauj khoom ntawm tes-cranked, nws muaj ib qho txiaj ntsig piv rau nws, uas yooj yim rau kev hloov cov chips sib txawv txhua lub sijhawm. Nws yog tsim rau cov khoom uas yuav tsum tau nruab ib tug ntau yam ntawm chips. f) Lub chaw thau khoom tsis siv neeg thiab tsis siv neeg sib dhos ua ke yog ua ke nrog ob kauj ruam: cov pos hniav nyiaj (cov pos hniav insulating) ntawm LED bracket ntawm LED bracket. Qhov chaw, tom qab ntawd muab tso rau ntawm txoj hauj lwm bracket. Kev teeb tsa tsis siv neeg feem ntau paub txog cov cuab yeej ua haujlwm ua haujlwm raws li kev siv tshuab, thiab tib lub sijhawm kho cov staining thiab installation raug ntawm cov cuab yeej. Sim siv cov nplaum ntoo nqus lub qhov ncauj hauv kev xaiv ntawm qhov nqus kom tiv thaiv kev puas tsuaj rau saum npoo ntawm LED nti, tshwj xeeb tshaj yog siv cov orchid thiab ntsuab nti. Vim tias lub qhov ncauj steel yuav khawb cov txheej txheej tam sim no ntawm cov nti nto. G) Lub hom phiaj ntawm sintering thiab sintering yog kho cov kua nplaum nyiaj, sintering yuav tsum tau saib xyuas qhov kub thiab txias los tiv thaiv batch tsis ua haujlwm. Qhov kub ntawm sintering sintering ntawm cov pos hniav nyiaj yog feem ntau tswj ntawm 150 C, thiab lub sij hawm sintering yog 2 teev. Raws li qhov xwm txheej tiag tiag, koj tuaj yeem hloov kho rau 170 C, 1 teev. Rwb thaiv tsev kua nplaum feem ntau yog 150 C, 1 teev. Cov nyiaj roj hmab sintering qhov cub yuav tsum qhib cov khoom uas hloov los ntawm sintering raws li cov txheej txheem yuav tsum tau (los yog 1 teev), thiab koj yuav tsum tsis txhob qhib nws ntawm lub siab nyiam. Lub qhov cub sintering yuav tsum tsis txhob siv lwm lub hom phiaj los tiv thaiv kev ua qias tuaj. H) Lub hom phiaj ntawm lub siab vuam thiab vuam yuav ua rau cov electrode mus rau LED nti kom tiav cov kev sib txuas ua haujlwm ntawm sab hauv thiab sab nraud ntawm cov khoom. Muaj ob hom LED lub siab vuam txheej txheem: golden pob welding thiab txhuas hlau siab vuam. Daim duab ntawm sab xis yog txheej txheem ntawm aluminium hlau siab vuam. Ua ntej nias thawj lub ntsiab lus ntawm LED nti electrode, tom qab ntawd rub lub txhuas xaim mus rau cov khoom sib txuas, thiab tom qab ntawd nias lub ntsiab lus thib ob kom tawg cov txhuas hlau. Cov txheej txheem kub kub pob welding txheej txheem hlawv ib lub pob ua ntej nias thawj qhov taw tes, thiab cov txheej txheem seem zoo sib xws. Pressive welding yog qhov txuas tseem ceeb hauv LED ntim tshuab. Cov txheej txheem tseem ceeb ntawm cov txheej txheem yuav tsum tau saib xyuas cov duab ntawm vuam kub hlau (aluminium) arched silk shape, cov duab ntawm cov welded sib koom ua ke. Nyob rau hauv-depth kev tshawb fawb ntawm lub siab welding txheej txheem muaj ntau yam teeb meem, xws li kub (aluminium) txhob lo lo ntxhuav cov ntaub ntawv, ultrasonic zog, siab vuam siab, chopping riam (steel lub qhov ncauj), phua-riam (steel qhov ncauj) txav trajectory, thiab lwm yam. (Daim duab hauv qab no yog cov duab micro-cov duab ntawm cov pob qij txha welding pressed los ntawm ob qhov sib txawv - riam nyob rau hauv tib yam kev mob. Qhov ob muaj qhov sib txawv ntawm cov qauv micro, uas cuam tshuam rau qhov zoo ntawm cov khoom. ( Ntawv Nkauj li ntawd. I) Lub ntim ntawm dot-glue ntim LED yog peb hom: me ntsis kua nplaum, sealing, thiab pwm siab. Yeej, qhov nyuaj ntawm kev tswj cov khoom siv tes ua yog npuas, ntau yam khoom siv, thiab cov pob dub. Cov qauv tsim tshwj xeeb yog xaiv los ntawm cov khoom siv, thiab kev sib xyaw epoxy thiab bracket raug xaiv. (General LED tsis tuaj yeem xeem dhau qhov ntsuas roj nruj.) Raws li pom hauv daim duab qhia ntawm sab xis, Sab saum toj-LED thiab SIDE-LD siv rau qhov taw tes ntim kua nplaum. Kev tuav daim kab xev ntim yuav tsum muaj siab (tshwj xeeb tshaj yog lub teeb dawb LED). Qhov teeb meem tseem ceeb yog kev tswj hwm tus nqi ntawm cov ntsiab lus ntxiv, vim tias epoxy yuav thicken thaum siv. Lub ntsiab lus ntxiv ntawm lub teeb dawb LED kuj muaj qhov teeb meem ntawm cov xim sib txawv los ntawm fluorescent hmoov sedimentation. J) Lub ntim ntawm lavage ntim LAMP-LED txais yuav daim ntawv irrigation. Cov txheej txheem ntawm kev sib khi yog txhaj cov kua epoxy hauv LED molding pwm kab noj hniav, thiab tom qab ntawd ntxig rau lub lattice-welded LED bracket. Tom qab ntxiv qhov cub kom solidify epoxy. K) Mooming ntim muab cov welded LED bracket rau hauv pwm, thiab cov pwm sab sauv thiab sab qis yog siv nrog hydraulic pwm thiab nqus lub tshuab nqus tsev. , Epoxy Nkag mus rau hauv txoj kev roj hmab rau hauv txhua qhov LED molding qhov thiab solidify. L) CICS thiab post-curing thiab curing yog hais txog kev kho ntawm lub encapsulation ntawm epoxy. Feem ntau, epoxy curing tej yam kev mob yog 135 C, 1 teev. Txav ntim ntim feem ntau yog 150 C, 4 feeb. M) Lub rearcultation yog kho nyob rau hauv thiaj li yuav cia lub epoxy yuav tsum tau kho tag nrho, thiab nyob rau tib lub sij hawm, lub LED yog kub thiab laus. Relax curing tseem ceeb heev rau kev txhim kho cov adhesion siv ntawm epoxy thiab bracket (PCB). Cov xwm txheej dav dav yog 120 C, 4 teev. N) Jacking thiab hlais Txij li cov LED txuas nrog hauv kev tsim khoom (tsis yog ib qho), LAMP ntim LED siv gluten los txiav lub LED bracket. SMD-LED yog nyob rau ntawm lub rooj tsavxwm PCB, uas yuav tsum yog lub tshuab nti ua kom tiav cov haujlwm sib cais. O) Ntsuas qhov ntsuas optoelectronics ntawm LED thiab ntsuas qhov loj ntawm cov duab. P) Ntim los suav cov khoom tiav. Ultra-siab ci LED xav tau kev ntim khoom zoo li qub