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Imikorere ya buri cyiciro mubuyobozi bwa Bare PCB

Imikorere ya buri cyiciro mubuyobozi bwa Bare PCB

BenshiPCB yambaye ubusagushushanya abakunda gushushanya, cyane cyane abashya, ntabwo basobanukiwe bihagije ibyiciro bitandukanye muriyambaye ubusaIgishushanyo mbonera cya PCB, kandi ntuzi imikorere n'imikoreshereze yabyo.Dore ibisobanuro kuri gahunda kuri wewe:

1. Urwego rwumukanishi ni isura yubuyobozi bwa PCB bwambaye ubusa kugirango burangize.Mubyukuri, iyo tuvuze ibyerekeranye nubukanishi, tuba dushaka kuvuga imiterere nimiterere yubuyobozi bwa PCB bwambaye ubusa.Irashobora kandi gukoreshwa mugushiraho ibipimo byubuyobozi, ibimenyetso byamakuru, ibimenyetso byo guhuza, amabwiriza yo guterana nandi makuru yubukanishi.Aya makuru aratandukanye bitewe nibisabwa na sosiyete ishushanya cyangwaUruganda rwa PCB.Mubyongeyeho, imashini zububiko zirashobora kwomekwa kubindi bice kugirango bisohore hamwe.

2. Komeza urwego (kubuza insinga zabujijwe), zikoreshwa mugusobanura ahantu ibice hamwe ninsinga bishobora gushyirwa neza kubibaho PCB yambaye ubusa.Agace kafunze gashushanijwe kuri iki gipimo nkigice cyerekezo cyiza, kandi gushyira mu buryo bwikora no guhitamo ntibishobora gukorwa hanze yakarere.Icyuma kibujijwe cyateganijwe nimbibi iyo dusobanuye umuringa wibiranga amashanyarazi, nukuvuga, tumaze gusobanura icyuma kibujijwe mbere, mugihe cyicyuma cyakurikiyeho, ntibishoboka ko insinga zifite ibiranga amashanyarazi zirenze izibujijwe. wiring.Urubibi rwurwego rukoreshwa kenshi mugukoresha Guma hanze nkigikoresho cya mashini.Ubu buryo mubyukuri buribeshya, birasabwa rero ko ubutandukanya, bitabaye ibyo uruganda rwubuyobozi ruzaguha ibiranga impinduka igihe cyose utanze.

3. Ikimenyetso cyerekana: Ikimenyetso cyerekana cyane cyane mugutegura insinga kurubaho rwa PCB rwambaye ubusa.Harimo urwego rwo hejuru (urwego rwo hejuru), urwego rwo hasi (urwego rwo hasi) na 30 MidLayer (urwego rwo hagati).Ibikoresho bishyirwa hejuru no hepfo, kandi imbere imbere biragenda.

4. Hejuru ya paste na paste yo hepfo ni hejuru na hepfo ya padi stencil ibice, bingana na padi.Ibi biterwa cyane cyane nuko dushobora gukoresha ibice byombi kugirango dukore stencile mugihe dukora SMT.Gusa twacukuye umwobo ungana na padi kuri net, hanyuma dushyira igipfundikizo cyicyuma cya mesh ku kibaho cya PCB cyambaye ubusa, hanyuma dusunika paste yagurishijwe neza hamwe na brush hamwe na paste yagurishijwe.

5. Hejuru ya Solder na Solder Hasi Iyi ni mask yo kugurisha kugirango wirinde amavuta yicyatsi.Dukunze kuvuga "gufungura idirishya".Umuringa cyangwa ibimenyetso bisanzwe bitwikiriwe namavuta yicyatsi muburyo budasanzwe.Niba duhuje igipapuro cyagurishijwe kugurisha Niba gikemuwe, bizarinda amavuta yicyatsi kugipfukirana no kwerekana umuringa.

6. Indege yimbere imbere (power power / ground layer): Ubu bwoko bwa layer bukoreshwa gusa kubibaho byinshi, cyane cyane mugutunganya imirongo yumurongo numurongo wubutaka.Turabita imbaho ​​ebyiri, imbaho ​​enye, hamwe nimbaho ​​esheshatu, mubisanzwe bivuga umubare wibimenyetso byimbaraga nimbaraga zimbere / indege zubutaka.

7. Icyuma cya silkscreen: Igice cya silkscreen gikoreshwa cyane cyane mugushira amakuru yo gucapa, nk'urucacagu no gushyiramo ibimenyetso, inyuguti zitandukanye, n'ibindi. na hepfo ya silike ya ecran ya dosiye.

8. Igice kinini: Amapadi na vias byinjira kumurongo wa PCB yambaye ubusa bigomba kwinjira mubibaho byose bya PCB kandi bigashyiraho imiyoboro y'amashanyarazi hamwe nuburyo butandukanye bwo kuyobora.Kubwibyo, sisitemu yashyizeho byumwihariko gushiraho abstract-layer-layer. Mubisanzwe, padi na vias bitondekanye mubice byinshi.Niba iyi layer ifunze, padi na vias ntibishobora kugaragara.

9. Gushushanya Imyitozo (layer dring layer): Igice cyo gucukura gitanga amakuru yo gucukura mugikorwa cyo gukora ikibaho cya PCB cyambaye ubusa (nka padi, vias igomba gucukurwa).Altium itanga gride ya gride (ikarita yo gucukura ikarita) hamwe no gushushanya (ikarita yo gucukura) ibice bibiri byo gucukura.

Igishushanyo mbonera cya PCB cyambaye ubusa kirangiye, prototype yambaye ubusa ya PCB igomba gukorwa, kandi ni ngombwa guhitamo icyiza cyambaye ubusaUbuyobozi bwa PCBuruganda.Inzira ya Huihe ikoresha ibikoresho byo mu rwego rwa A, abahanga mu buhanga bwa PCB yubuhanga bwambaye ubusa, kandi ifite ibikoresho byizewe byikora byikora, ibikoresho byo gupima hamwe na laboratoire yumubiri nubumashini ikora, waba ukora ibikoresho byitumanaho, ibikoresho bya elegitoroniki, kugenzura inganda, cyangwa ubuvuzi kwivuza.& umutekano nibindi bicuruzwa byubuhanga buhanitse, cyangwa ukeneye izindi serivisi zubuyobozi bwa PCB zambaye ubusa, Inzira ya Huihe iguha serivisi zuzuye kandi zujuje ubuziranenge.


Igihe cyo kohereza: Ugushyingo-05-2022