Hauv cov khoom siv kho mob, txhua qhov txuas muaj feem xyuam rau lub neej, kev noj qab haus huv, thiab kev nyab xeeb ntawm cov neeg mob. Ntawm lawv, pcb (luam tawm Circuit board) yog lub luag haujlwm tseem ceeb uas ua lub luag haujlwm ntawm hluav taws xob teeb liab kis tau tus mob thiab cov khoom siv ua haujlwm kom tiav. Peb qhov pov thawj pcb board rau cov khoom siv kho mob tseem ceeb heev vim nws qhov kev tiv thaiv tshwj xeeb.
Kev siv ib puag ncig ntawm cov cuab yeej kho mob yog qhov nyuaj thiab muaj ntau haiv neeg, uas txawv ntawm cov khoom siv hluav taws xob zoo tib yam. Nyob rau hauv lub tsev kho mob, cov khoom siv yuav raug rau cov av noo nyob rau lub sijhawm ntev, xws li hauv chav ua haujlwm thiab chav tshuaj tua kab mob, qhov chaw ua haujlwm tshuaj tua kab mob ntau zaus ua rau muaj dej vapor hauv huab cua; Hauv qee pawg ntseeg, cov dej ntws tawm los ntawm cov neeg mob tuaj yeem ua kom cov av noo hauv zos. Hauv qee qhov chaw tshwj xeeb, xws li lub chaw kho mob kho mob ntawm Haibin City Tsev Kho Mob, cov cuab yeej siv kuj yuav raug ntsev tsuag yaig. Cov huab cua ntub thiab qab ntsev hauv thaj chaw ntug dej hiav txwv tuaj yeem ua rau muaj kev pheej hmoo corrosion rau cov khoom siv hluav taws xob hauv cov khoom siv. Tsis tas li ntawd, muaj ntau hom kab mob nyob hauv tsev kho mob ib puag ncig, thiab cov pwm tuaj yeem loj hlob hauv cov cuab yeej siv, tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam uas tsis muaj cua thiab qhov kub zoo. Ordinary pcb boards yog nquag muaj teeb meem xws li luv luv Circuit Court, corrosion, thiab kev ua haujlwm tsis zoo nyob rau hauv ib puag ncig, thiab cov khoom siv kho mob peb cov ntawv pov thawj pcb yog tsim los daws cov teeb meem no.
Cov khoom siv kho mob peb daim ntawv pov thawj pcb board, "peb pov thawj" hais txog kev tiv thaiv pwm, noo noo, thiab ntsev tsuag. Hais txog kev xaiv cov khoom siv, muaj qhov sib txawv tseem ceeb piv rau cov pcb zoo tib yam. Ordinary pcb boards feem ntau siv cov pa epoxy iav ntaub npog tooj liab ntawv boards xws li FR-4, thaum cov khoom siv kho mob peb cov ntaub ntawv pov thawj pcb siv cov ntaub ntawv tshwj xeeb substrate kom ua tiav kev tiv thaiv zoo. Piv txwv li, qee cov khoom siv kho mob siab kawg peb cov ntawv pov thawj pcb boards yuav siv cov khoom siv fluorinated polymer ua substrates. Fluorinated polymers muaj qhov nqus dej tsawg heev thiab tuaj yeem tiv taus qhov chaw ntub dej. Lawv cov dej nqus dej tuaj yeem txo qis ntau zaus piv rau FR-4 cov ntaub ntawv, txo qhov kev pheej hmoo ntawm luv luv Circuit Court los ntawm kev nkag mus ntawm noo noo. Lub caij no, fluorinated polymers muaj cov khoom siv tshuaj ruaj khov thiab muaj zog tiv thaiv cov khoom siv corrosive xws li chloride ions hauv ntsev tsuag, uas tuaj yeem tiv thaiv cov ntawv ci tooj liab los ntawm kev corroded. Nyob rau hauv cov nqe lus ntawm kev tiv thaiv pwm, additives nrog antibacterial thiab anti pwm zog yuav muab ntxiv rau cov khoom siv substrate. Cov additives no tuaj yeem cuam tshuam qhov kev loj hlob ntawm pwm nyob rau saum npoo ntawm lub rooj tsavxwm pcb, hauv paus tshem tawm kev ua haujlwm tsis zoo los ntawm pwm loj hlob.
Nyob rau theem tsim, peb daim ntawv pov thawj pcb board rau cov khoom siv kho mob kuj tsim tshwj xeeb. Txhawm rau tiv thaiv corrosive Cheebtsam hauv huab cua ntub thiab ntsev tsuag los ntawm kev tsim txoj hauv kev ntawm pcb boards, layout ntawm lub Circuit Court them nyiaj ntau dua rau qhov kev ua kom zoo. Piv nrog rau cov pcb boards zoo tib yam, cov kab sib nrug ntawm peb cov ntawv pov thawj pcb boards feem ntau tsim nyog kom txo tau qhov luv luv Circuit Court tshwm sim los ntawm cov pa phem adhesion ntawm kab. Rau qee qhov kev cuam tshuam tseem ceeb, kev tsim tshwj xeeb cais tawm yuav raug coj los siv, siv cov txheej txheem rwb thaiv tsev lossis ntxiv qhov sib cais kom zoo cais tawm ntawm ib puag ncig sab nraud. Hais txog kev dhau los ntawm- qhov tsim, cov khoom siv kho mob peb qhov pov thawj pcb pawg thawj coj kuj tseem ua kom zoo dua qub. Los ntawm qhov ntawm cov pcb boards zoo tib yam tsuas yog siv los txuas ob txheej ntawm cov kab hluav taws xob, tab sis los ntawm qhov ntawm peb qhov pov thawj pcb boards yuav tau txais kev kho tshwj xeeb, xws li siv cov hlau los ntawm lub qhov thiab sau lawv nrog cov ntaub ntawv tshwj xeeb sealing, tiv thaiv dej vapor, ntsev tsuag, thiab lwm yam los ntawm kev nkag mus rau sab hauv ntawm lub pcb board los ntawm qhov los ntawm qhov thiab cuam tshuam rau sab hauv txheej txheej.
Los ntawm qhov kev xav ntawm kev tsim cov thev naus laus zis, cov cuab yeej siv kho mob peb daim ntawv pov thawj pcb board muaj ntau qhov tseem ceeb ntawm peb cov ntawv pov thawj xim txheej txheej dua li cov pcb boards. Peb cov pov thawj xim yog ib qho tseem ceeb lav rau kev ua tiav "peb pov thawj" muaj nuj nqi, nrog rau ntau yam xws li acrylic, silicone, thiab polyurethane peb pov thawj xim. Thaum lub sij hawm txheej txheej txheej, nws yog ib qho tsim nyog yuav tau xaiv yam tsim nyog ntawm peb cov ntaub ntawv pov thawj xim thiab txheej txheem txheej txheem raws li qhov tshwj xeeb siv ib puag ncig thiab kev ua haujlwm ntawm cov khoom siv kho mob. Cov khoom siv kho mob siv nyob rau hauv ib puag ncig nrog cov av noo siab thiab muaj qee qhov kev pheej hmoo ntawm cov tshuaj tiv thaiv corrosion tuaj yeem xaiv silicone raws li peb cov pov thawj xim, uas yog sib npaug ntawm cov txheej txheem pcb los ntawm kev siv tshuab txau. Organic silicon peb cov pov thawj xim muaj qhov zoo siab thiab tsis kub tsis kam, rwb thaiv tsev hluav taws xob zoo heev, thiab cov tshuaj lom neeg ruaj khov, uas tuaj yeem muab kev tiv thaiv ntev ntev rau pcb boards hauv cov cheeb tsam nyuaj. Tom qab txheej txheej, peb cov ntaub ntawv pov thawj yuav tsim cov yeeb yaj kiab tiv thaiv tawv tawv rau ntawm lub rooj tsavxwm pcb, cais pwm, dej vapor, thiab ntsev tsuag. Nyob rau tib lub sijhawm, nws tuaj yeem txhim kho qhov kev vibration thiab cuam tshuam ntawm lub rooj tsavxwm pcb, kom ntseeg tau tias lub rooj tsavxwm pcb tsis cuam tshuam los ntawm cov neeg kho tshuab sab nraud thaum lub sijhawm thauj mus los thiab siv cov khoom siv kho mob.
Peb daim ntawv pov thawj pcb board rau cov khoom siv kho mob tau siv dav hauv ntau yam khoom siv kho mob thiab ua lub luag haujlwm tsis tuaj yeem hloov pauv. Hauv cov khoom siv tshuaj xyuas, xws li electrocardiogram monitors, ntshav oxygen saturation monitors, thiab peb daim ntawv pov thawj pcb boards, cov cuab yeej ua kom paub tseeb thiab ruaj khov sau thiab xa cov ntaub ntawv ntawm tus neeg mob lub cev nyob rau lub sijhawm ntev - siv. Hauv cov tsev kho mob hauv tsev kho mob, cov cuab yeej no yuav nyob hauv qhov chaw muaj av noo vim muaj yam xws li cov neeg mob tawm hws thiab huab cua ntub. Yog tias lub rooj tsavxwm pcb tsis muaj peb qhov kev ua pov thawj, nws yooj yim kom muaj cov ntaub ntawv xa mus tsis raug lossis txawm tias cov khoom siv tsis raug, uas cuam tshuam rau - lub sijhawm saib xyuas cov neeg mob. Hauv cov khoom siv kho mob xws li X- cov tshuab hluav taws xob thiab cov cuab yeej kuaj mob ultrasound, peb lub rooj tsav xwm pov thawj pcb ua haujlwm ruaj khov thiab ua kom muaj cov duab zoo siab hauv cov khoom siv hluav taws xob thiab cov chaw muaj huab cua. Lub chaw saib xyuas ntawm lub tsev kho mob feem ntau muaj ntau yam khoom siv hluav taws xob ua haujlwm ib txhij, thiab qhov chaw electromagnetic yog qhov nyuaj. X-ray tshuab thiab lwm yam khoom siv ua kom sov thaum ua haujlwm, ua rau muaj kev hloov pauv hauv cov av noo. Peb cov ntaub ntawv pov thawj pcb tuaj yeem tiv taus cov xwm txheej no tau zoo, ua kom qhov tseeb thiab ruaj khov ntawm cov cuab yeej siv tshuaj ntsuam xyuas thiab muab cov hauv paus txhim khu kev qha rau cov kws kho mob kuaj mob.
Nyob rau hauv cov nqe lus ntawm kev soj ntsuam zoo, cov qauv rau cov khoom siv kho mob peb cov ntaub ntawv pov thawj pcb boards yog nruj dua li cov pcb boards zoo tib yam. Ntxiv nrog rau kev ntsuas hluav taws xob niaj hnub, xws li kab hluav taws xob thiab kev ntsuas hluav taws xob tiv thaiv, kev ntsuas tshwj xeeb kuj yuav tsum tau ua rau "peb kev tiv thaiv" kev ua haujlwm. Hauv kev ntsuas dej noo- pov thawj, pcb lub rooj tsavxwm yuav muab tso rau hauv qhov chaw ntsuas huab cua siab, simulating ib puag ncig nrog cov av noo ntau dua 95% rau ob peb hnub lossis txawm lub lis piam, txhawm rau txheeb xyuas cov kev hloov hluav taws xob ntawm pcb board nyob rau hauv ib puag ncig ntub thiab xyuas kom meej tias nws qhov kev ua tau zoo tsis cuam tshuam. Kev kuaj ntsev ntsev yog txheej txheem uas cuam tshuam nrog kev txau cov dej ntsev hauv cov ntsev ntsev hauv chav ntsuas ntsev, simulating thaj chaw ntug hiav txwv lossis thaj chaw ntsev siab, thiab ua cov tshuaj ntsev tsuag yaig ntawm pcb boards rau ob peb teev lossis ntau pua teev los soj ntsuam seb puas muaj corrosion ntawm lub pcb board thiab seb lub Circuit Court puas tseem ua haujlwm li qub. Rau kev tiv thaiv pwm, lub rooj tsavxwm pcb yuav muab tso rau hauv lub tshuab nqus tsev uas muaj ntau yam pwm spores, thiab tom qab ib lub sijhawm ntawm kev cog qoob loo nyob rau hauv qhov tsim nyog kub thiab av noo rau pwm kev loj hlob, cov pwm loj hlob ntawm lub rooj tsavxwm pcb yuav raug kuaj xyuas. Tsuas yog cov khoom siv kho mob uas muaj peb daim ntawv pov thawj pcb uas dhau cov kev xeem nruj no tuaj yeem nkag mus rau cov txheej txheem kev tsim khoom siv kho mob.