Nyob rau hauv xyoo tas los no, daim ntawv thov ntawm inkjet luam ntawv thev naus laus zis rau kev luam tawm cov cim thiab cov cim ntawm PCB boards tau txuas ntxiv nthuav dav, thiab tib lub sijhawm nws tau tsa cov teeb meem ntau dua rau kev ua tiav thiab ua haujlwm ntawm inkjet luam ntawv. Vim nws cov viscosity ultra-low, lub inkjet luam ntawv number case feem ntau tsuas muaj ib lub kaum os centipoises. Piv nrog rau kaum tawm txhiab tus centipoises ntawm tsoos tshuaj ntsuam luam ntawv inks, lub inkjet luam ntawv number case yog rhiab heev rau lub xeev ntawm lub substrate. Yog tias cov txheej txheem tswj tsis tau zoo, nws yog qhov ua rau muaj teeb meem xws li tus cwj mem shrinkage thiab tus cwj pwm poob.
Kev sib xyaw ua ke ntawm kev tshaj lij hauv inkjet luam ntawv thev naus laus zis, Hanyin tau koom tes nrog cov neeg siv khoom ntawm cov txheej txheem kev ua kom zoo thiab kev hloov kho nrog cov neeg tsim khoom tau ntev ntev ntawm cov neeg siv khoom, thiab tau sau qee qhov kev paub dhau los hauv kev daws teeb meem ntawm inkjet luam ntawv cim.
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Kev cuam tshuam ntawm qhov nro ntawm lub ntsej muag solder
Qhov nro ntawm daim npog ntsej muag ncaj qha cuam tshuam rau adhesion ntawm cov ntawv luam tawm. Koj tuaj yeem tshawb xyuas thiab paub meej tias tus cwj pwm poob puas muaj feem cuam tshuam rau qhov nro ntawm lub rooj sib piv hauv qab no.
Feem ntau koj tuaj yeem siv tus cwj mem dyne los xyuas qhov nro ntawm lub npog ntsej muag ua ntej luam ntawv cim. Feem ntau hais lus, yog tias qhov nro saum npoo mus txog 36dyn / cm lossis ntau dua. Nws txhais tau hais tias lub npog ntsej muag ua ntej ci yog qhov tsim nyog rau cov txheej txheem luam ntawv cim.
Yog tias qhov kev ntsuam xyuas pom tias qhov nro ntawm lub ntsej muag lub ntsej muag yog qhov tsawg dhau, nws yog txoj hauv kev zoo tshaj plaws los ceeb toom rau cov chaw tsim khoom siv lub npog ntsej muag kom pab kho.
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Kev cuam tshuam ntawm solder mask film tiv thaiv zaj duab xis
Nyob rau hauv lub ntsej muag lub ntsej muag raug kis, yog tias cov yeeb yaj kiab tiv thaiv siv cov khoom siv roj silicone, nws yuav raug xa mus rau lub ntsej muag lub ntsej muag thaum raug. Lub sijhawm no, nws yuav cuam tshuam cov tshuaj tiv thaiv ntawm tus cwj pwm tus cwj mem thiab lub ntsej muag lub ntsej muag thiab cuam tshuam rau kev sib raug zoo, tshwj xeeb tshaj yog qhov chaw uas muaj cov cim zaj duab xis ntawm lub rooj tsavxwm feem ntau yog qhov chaw uas cov cim feem ntau yuav poob. Hauv qhov no, nws raug nquahu kom hloov cov yeeb yaj kiab tiv thaiv yam tsis muaj cov roj silicone, lossis txawm tias tsis siv cov yeeb yaj kiab tiv thaiv rau kev sib piv. Thaum tsis siv cov yeeb yaj kiab tiv thaiv, qee cov neeg siv khoom yuav siv qee cov tshuaj tiv thaiv los siv rau cov yeeb yaj kiab los tiv thaiv cov yeeb yaj kiab, ua kom muaj peev xwm tso tawm, thiab tseem cuam tshuam rau lub xeev ntawm lub npog ntsej muag.
Tsis tas li ntawd, qhov cuam tshuam ntawm cov yeeb yaj kiab tiv thaiv zaj duab xis kuj tuaj yeem sib txawv raws li qib ntawm kev tiv thaiv zaj duab xis. Tus cwj mem dyne yuav tsis tuaj yeem ntsuas qhov tseeb, tab sis nws yuav qhia tau tias tus number case shrinkage, ua rau muaj teeb meem tsis sib xws los yog pinhole, uas yuav cuam tshuam rau qhov adhesion. Ua kom muaj kev cuam tshuam.
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Kev cuam tshuam ntawm kev tsim defoamer
Txij li cov seem ntawm kev tsim defoamer tseem yuav cuam tshuam qhov adhesion ntawm tus cwj pwm tus cwj pwm, nws raug pom zoo tias tsis muaj defoamer ntxiv rau nruab nrab ntawm tus tsim tawm rau kev sib piv thaum nrhiav qhov ua rau.
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Kev cuam tshuam ntawm solder mask solvent residue
Yog tias qhov ntsuas kub ua ntej ntawm lub npog ntsej muag yog qhov tsawg, cov kuab tshuaj ntau dua nyob rau hauv lub npog ntsej muag yuav cuam tshuam rau daim ntawv cog lus nrog tus cwj pwm cwj pwm. Nyob rau lub sijhawm no, nws raug nquahu kom tsim nyog nce qhov kub thiab txias ua ntej thiab lub sijhawm ntawm lub npog ntsej muag rau kev sib piv.
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Cov txheej txheem xav tau rau kev luam ntawv tus cwj mem
Cov cim yuav tsum tau luam tawm ntawm lub npog ntsej muag uas tsis tau ci ntawm qhov kub thiab txias:
Nco ntsoov tias cov cim yuav tsum tau muab luam tawm rau ntawm lub rooj tsavxwm solder mask uas tsis tau ci thaum kub kub tom qab kev loj hlob. Yog tias koj luam cov cim rau ntawm daim npog ntsej muag laus, koj tsis tuaj yeem tau txais adhesion zoo. Ua tib zoo saib xyuas qhov tsim nyog hloov pauv hauv cov txheej txheem tsim khoom. Koj yuav tsum tau siv lub rooj tsavxwm tsim los luam cov cim ua ntej, thiab tom qab ntawd lub npog ntsej muag thiab cov cim raug ci rau qhov kub thiab txias.
Teem lub tshav kub curing parameter kom raug:
Dav hlau luam ntawv cim tus cwj mem yog ib tus cwj mem dual-kho. Tag nrho curing yog muab faib ua ob kauj ruam. Thawj kauj ruam yog UV pre-kho, thiab theem ob yog thermal curing, uas txiav txim siab qhov kawg ntawm tus number case. Yog li ntawd, cov thermal curing tsis yuav tsum tau teem caij raws li qhov yuav tsum tau muaj nyob rau hauv kev qhia ntawv qhia los ntawm tus number case manufacturers. Yog tias muaj kev hloov pauv hauv kev tsim khoom tiag tiag, koj yuav tsum xub sab laj nrog tus neeg tsim khoom number case seb nws puas ua tau.
Ua ntej thaum tshav kub kub kho, cov laug cam yuav tsum tsis txhob stacked:
Lub tshuab luam ntawv inkjet tsuas yog kho ua ntej ua ntej thermal curing, thiab qhov adhesion tsis zoo, thiab cov phaj laminated coj cov neeg kho tshuab kev sib txhuam, uas tuaj yeem yooj yim ua rau tus cwj pwm tsis xws luag. Hauv kev tsim khoom tiag tiag, kev ntsuas tsim nyog yuav tsum tau ua kom txo qis kev sib txhuam ncaj qha thiab khawb ntawm daim hlau.
Cov neeg ua haujlwm yuav tsum ua raws li kev ua haujlwm:
Cov neeg ua haujlwm yuav tsum hnav hnab looj tes thaum ua haujlwm txhawm rau tiv thaiv cov roj paug los ntawm kev ua paug rau pawg thawj coj ua haujlwm.
Yog tias lub rooj tsavxwm pom tias muaj xim, cov ntawv luam tawm yuav tsum tau tso tseg.
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Kev kho ntawm tus number case curing thickness
Hauv kev tsim khoom tiag tiag, ntau lub cim poob vim muaj kev sib txhuam, khawb lossis cuam tshuam ntawm pawg, yog li tsim nyog txo qhov curing thickness ntawm tus number case yuav pab kom cov cim poob. Feem ntau koj tuaj yeem sim kho qhov no thaum cov cim poob thiab pom tias muaj kev txhim kho.
Hloov cov thickness curing tsuas yog kev hloov kho uas cov chaw tsim khoom tuaj yeem ua rau cov khoom siv luam ntawv.
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Kev cuam tshuam ntawm stacking thiab ua tom qab luam ntawv cim
Hauv cov txheej txheem tom ntej ntawm kev ua tiav cov txheej txheem ua cim, lub rooj tsavxwm tseem yuav muaj cov txheej txheem xws li kub nias, flattening, gongs, thiab V-cut. Cov kev coj cwj pwm no xws li stacking extrusion, kev sib txhuam thiab kev siv tshuab ua kom muaj kev ntxhov siab muaj qhov cuam tshuam tseem ceeb ntawm tus cwj pwm poob, uas feem ntau tshwm sim Qhov kawg ua rau tus cwj pwm poob.
Hauv kev tshawb nrhiav tiag tiag, tus cwj pwm poob qhov tshwm sim peb feem ntau pom yog nyob rau ntawm daim npog ntsej muag nyias nyias nrog tooj liab rau hauv qab ntawm PCB, vim tias qhov no ntawm lub npog ntsej muag yog nyias thiab cov cua sov hloov mus sai dua. Qhov no yuav raug cua sov sai dua, thiab qhov no yuav ua rau muaj kev ntxhov siab ntau dua. Nyob rau tib lub sijhawm, qhov no yog qhov siab tshaj plaws convexity ntawm tag nrho PCB pawg thawj coj saib. Thaum cov laug cam tom ntej tau muab tso ua ke rau kev kub nias lossis txiav, Nws yooj yim dua ua rau qee cov cim tawg thiab poob.
Thaum lub sij hawm kub nias, flattening thiab sib sau, nruab nrab ncoo spacer tuaj yeem txo tus cwj pwm poob los ntawm kev sib txhuam, tab sis txoj kev no yog qhov nyuaj rau kev txhawb nqa hauv cov txheej txheem tiag tiag, thiab feem ntau yog siv rau kev sib piv kev sim thaum nrhiav teeb meem.
Yog tias nws tau txiav txim siab thaum kawg tias qhov laj thawj tseem ceeb yog tus cwj pwm poob los ntawm kev sib txhuam nyuaj, khawb thiab kev ntxhov siab hauv cov txheej txheem tsim, thiab cov khoom lag luam thiab cov txheej txheem ntawm lub npog ntsej muag tsis tuaj yeem hloov pauv, tus neeg tsim tus number case tsuas tuaj yeem daws nws tag nrho. hloov lossis txhim kho tus cwj pwm tus cwj pwm. Qhov teeb meem ntawm cov cim uas ploj lawm.
Tag nrho cov nyob rau hauv tag nrho, los ntawm cov kev tshwm sim thiab kev paub ntawm peb cov khoom manufacturers thiab number case manufacturers nyob rau hauv lub yav dhau los kev tshawb fawb thiab kev soj ntsuam, cov poob cim feem ntau muaj feem xyuam rau cov txheej txheem ntau lawm ua ntej thiab tom qab cov ntawv nyeem, thiab lawv kuj rhiab heev rau ib co cim inks. Thaum qhov teeb meem ntawm tus cwj pwm poob tawm tshwm sim hauv kev tsim khoom, qhov ua rau ntawm qhov txawv txav yuav tsum tau pom ib qib zuj zus raws li qhov ntws ntawm cov txheej txheem ntau lawm. Kev txiav txim siab los ntawm kev lag luam cov ntaub ntawv thov rau ntau xyoo, yog tias tsim nyog tus cwj pwm inks thiab kev tswj kom zoo ntawm cov txheej txheem tsim khoom ua ntej thiab tom qab siv, qhov teeb meem tsis zoo tuaj yeem tswj tau zoo heev thiab ua tau raws li kev lag luam cov txiaj ntsig thiab cov kev xav tau zoo.