Xov xwm
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Hom ntawm PCB pads
1. Square pad Nws yog feem ntau siv thaum cov khoom ntawm cov ntawv luam tawm loj thiab ob peb, thiab cov kab luam tawm yooj yim. Thaum ua PCB los ntawm tes, siv cov ntaub qhwv no yooj yim kom ua tiav 2.Round ncoo Dav siv rau hauv ib sab thiab ob sab ntawv luam tawm boards, cov khoom tau teem caij tsis tu ncua ...Nyeem ntxiv -
Counterbore
Countersunk qhov yog drilled rau ntawm lub rooj tsav xwm Circuit Court nrog lub taub hau tiaj tus tho rab koob lossis rab riam, tab sis tsis tuaj yeem drilled los ntawm (piv txwv li, ib nrab ntawm qhov). Qhov kev hloov pauv ntawm lub qhov phab ntsa ntawm lub qhov sab nraud / qhov loj tshaj qhov taub thiab lub qhov phab ntsa ntawm lub qhov me me ntawm lub qhov taub yog sib npaug rau ...Nyeem ntxiv -
Lub luag haujlwm ntawm cov cuab yeej sawb nrog PCB yog dab tsi?
Hauv cov txheej txheem tsim khoom PCB, muaj lwm txoj kev tseem ceeb, uas yog, cov cuab yeej siv sawb. Kev tshwj tseg ntawm cov txheej txheem ntug yog qhov tseem ceeb heev rau kev ua tiav SMT tom ntej. Cov cuab yeej sawb yog ib feem ntxiv ntawm ob sab lossis plaub sab ntawm PCB pawg thawj coj saib, feem ntau yog los pab SMT p ...Nyeem ntxiv -
Taw qhia ntawm Via-hauv-Pad:
Taw qhia ntawm Via-in-Pad: Nws yog qhov paub zoo tias vias (VIA) tuaj yeem muab faib ua plated los ntawm lub qhov, qhov muag tsis pom ntawm lub qhov thiab faus vias qhov, uas muaj cov haujlwm sib txawv. Nrog rau txoj kev loj hlob ntawm cov khoom siv hluav taws xob, vias ua lub luag haujlwm tseem ceeb hauv kev sib cuam tshuam ntawm cov ntawv luam tawm Circuit bo ...Nyeem ntxiv -
DFM tsim ntawm PCB raug sib nrug
Qhov kev nyab xeeb ntawm hluav taws xob feem ntau yog nyob ntawm theem ntawm lub phaj ua lub Hoobkas, uas feem ntau yog 0.15 hli. Qhov tseeb, nws tuaj yeem nyob ze dua. Yog hais tias lub Circuit Court tsis cuam tshuam nrog lub teeb liab, tsuav yog tsis muaj luv luv Circuit Court thiab tam sim no txaus, tam sim no loj yuav tsum thicker thaiv ...Nyeem ntxiv -
Ob peb txoj kev soj ntsuam ntawm PCBA Board luv Circuit Court
Nyob rau hauv tus txheej txheem ntawm SMT nti ua, luv luv Circuit Court yog ib qho kev ua tsis zoo heev tshwm sim. Lub Circuit Court luv luv PCBA tsis tuaj yeem siv ib txwm. Cov hauv qab no yog ib qho kev tshuaj ntsuam xyuas rau luv luv Circuit Court ntawm PCBA board. 1. Nws raug pom zoo kom siv luv luv Circuit Court positi...Nyeem ntxiv -
Manufacturability tsim ntawm PCB hluav taws xob kev nyab xeeb nyob deb
Muaj ntau txoj cai tsim PCB. Hauv qab no yog ib qho piv txwv ntawm kev nyab xeeb hluav taws xob. Kev teeb tsa hluav taws xob yog qhov tsim hluav taws xob hauv hluav taws xob hauv cov xov hluav taws xob yuav tsum ua raws li cov cai, suav nrog kev nyab xeeb nyob deb, qhib Circuit Court, luv Circuit Court teeb. Kev teeb tsa ntawm cov ntsuas no yuav cuam tshuam rau ...Nyeem ntxiv -
Kaum qhov tsis xws luag ntawm PCB Circuit Board tsim txheej txheem
PCB circuit boards yog dav siv nyob rau hauv ntau yam khoom siv hluav taws xob nyob rau hauv niaj hnub industrially tsim ntiaj teb no. Raws li kev lag luam sib txawv, cov xim, cov duab, qhov loj me, txheej, thiab cov khoom siv ntawm PCB Circuit Board yog txawv. Yog li, cov ntaub ntawv meej yog xav tau hauv kev tsim ntawm PCB Circuit Court ...Nyeem ntxiv -
PCB warpage tus qauv yog dab tsi?
Qhov tseeb, PCB warping kuj hais txog kev khoov ntawm lub rooj tsav xwm hauv Circuit Court, uas yog hais txog lub rooj tsav xwm ncaj nraim. Thaum muab tso rau ntawm lub desktop, ob qhov kawg los yog nruab nrab ntawm lub rooj tsavxwm tshwm me ntsis upward. Qhov tshwm sim no hu ua PCB warping hauv kev lag luam. Cov mis rau xam t...Nyeem ntxiv -
Dab tsi yog qhov yuav tsum tau ua ntawm laser vuam txheej txheem rau PCBA tsim?
1.Design for Manufacturability of PCBA Lub manufacturability tsim ntawm PCBA mas daws qhov teeb meem ntawm assemblability, thiab lub hom phiaj yog kom ua tiav txoj kev luv tshaj plaws, qhov siab tshaj plaws soldering pass tus nqi, thiab cov nqi ntau lawm. Cov ntsiab lus tsim feem ntau suav nrog: ...Nyeem ntxiv -
Manufacturability tsim ntawm PCB layout thiab thaiv
Hais txog PCB layout thiab teeb meem thaiv, hnub no peb yuav tsis tham txog teeb meem kev ntseeg siab (SI), electromagnetic compatibility tsom xam (EMC), lub hwj chim integrity tsom xam (PI). Tsuas yog tham txog kev tshuaj xyuas kev tsim khoom (DFM), qhov tsim tsis tsim nyog ntawm kev tsim khoom kuj tseem yuav ...Nyeem ntxiv -
SMT kev ua haujlwm
SMT kev ua haujlwm yog cov txheej txheem thev naus laus zis rau kev ua haujlwm raws li PCB. Nws muaj qhov zoo ntawm qhov siab mounting raug thiab ceev ceev, yog li nws tau txais los ntawm ntau lub tuam txhab hluav taws xob. SMT nti ua cov txheej txheem feem ntau suav nrog silk screen lossis kua nplaum dispensing, mounting lossis ...Nyeem ntxiv
