1. Iso rya PCB: OSP, Hasl, Umuyaga utarya, ENG, kwibiza zahabu, gushushanya zahabu, gushushanya zahabu, urutoki rwa zahabu, enepig ...
OSP: Igiciro gito, Kwamamaza Byiza, Imiterere ya Harsh Harsh, Igihe gito, Ikoranabuhanga ryibidukikije, gusudira neza, byoroshye ...
Hasl: Mubisanzwe ni byinshi bya HDI PCB (46 lapries), byakoreshejwe nitumanaho byinshi, mudasobwa, ibikoresho byubuvuzi hamwe nibigo bya Aerospace nibigo byubushakashatsi nibikorwa byubushakashatsi.
Urutoki rwa zahabu: Nihuza hagati yirwibutso hamwe na chip yo kwibuka, ibimenyetso byose byoherezwa nurutoki rwa zahabu.
Inzitira urutoki rwa zahabu isconssite yimibonano ya zahabu itwara zahabu, yitwa "urutoki rwa zahabu" kubera ubuso bwabo bwa zahabu hamwe nuburyo bumeze nkintoki. Urutoki rwa zahabu rukoresha inzira idasanzwe kugirango ikotize umuringa ibuza zahabu, irwanya cyane okiside kandi ikayobora cyane. Ariko igiciro cya zahabu kirahenze, icyapa cyamabati kikoreshwa mugusimbuza ubundi kwibuka. Kuva mu kinyejana cya 90 s, ibikoresho byamabati byatangiye gukwirakwira, kwibuka, hamwe nibikoresho bya videwo nka "Urutoki rwa Services" gusa ibikoresho bya seriveri.
2. Kuki ukoreshe ikibaho cyo kwifotoza?
Hamwe no kwinjiza ico hejuru kandi hejuru, icyuma kirenze urugero. Mugihe inzira ya vertical ihagaritse iragoye kuvuza isuku nziza yuzuye igorofa, inazana ingorane zo kuzenguruka; Byongeye kandi, ubuzima bwibintu bwisahani yamakuru ni mugufi cyane. Ariko, isahani ya zahabu ikemura ibyo bibazo:
1.) Kuburyo bwikoranabuhanga hejuru, cyane cyane kuri 0603 na 0603 kumeza ya ultra-ntoya, kuko igorofa ryubwiza bwongeye gushyirwaho ingaruka zinyuranye, bityo, ultra-nto-ntoya yikoranabuhanga riboneka.
2.) Mu cyiciro cy'iterambere, ingaruka z'iterambere nkibigize ibigize ibice ntabwo ari inama yo gusudira ako kanya, ariko akenshi igomba gutegereza ibyumweru bike cyangwa amezi mbere yo gukoresha ibyuma byinshi inshuro nyinshi, bityo buri wese yiteguye gukurikiza. Usibye, PCB yashyizwe kuri zahabu muri dogere yikiguzi cyicyitegererezo ugereranije nisahani yimpano
Ariko hamwe nibyinshi cyane, ubugari bwumurongo, intera igeze kuri 3-4MIl
Kubwibyo, bizana ikibazo cyumuzunguruko mugufi wumutsindira wa zahabu: Hamwe no Kwiyongera kw'ikimenyetso, Ingaruka zo Gukwirakwiza Ibimenyetso Mu Ihuriro Ryinshi Kubera Ingaruka z'uruhu ziba kurushaho kandi biragaragara
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3. Kuki ukoreshe kwibiza zahabu PCB?
Hariho bimwe mubiranga zahabu ya PCB yerekana nkuko bikurikira:
1.) Imiterere ya kirisiti yakozwe no kwibiza zahabu na zahabu biratandukanye, ibara ryibibazo zahabu izaba nziza kuruta kwipimisha zahabu kandi umukiriya aranyurwa. Noneho guhangayikishwa nisahani ya zahabu yoroheje biroroshye kubigenzura, bikubera byiza gutunganya ibicuruzwa. Muri icyo gihe kandi kubera ko zahabu ari yoroheje kuruta zahabu, bityo isahani ya zahabu ntabwo yambara - urutoki rwa zahabu rurwanya.
2.) Kwimenyereza zahabu biroroshye kurenganura zahabu, kandi ntibizatera gusudira nabi n'ibibazo byabakiriya.
3.) Icyatsi cya Nikel kiboneka gusa kuri padi gusudira kuri enig PCB, ikwirakwizwa ryibimenyetso muburyo bwuruhu ari mukimenyetso cyunganda, kitazagira ingaruka ku kimenyetso, kidakizana umuzenguruko miremire. Umugurisha umusirikare ku muzunguruko ahujwe cyane nibiceri bikaba.
4.) Imiterere ya kirisiti yo kwibiza zahabu ni ubwishyu burenze platique ya zahabu, biragoye kubyara okiside
5.) Nta ngaruka zizabaho mugihe indishyi zakozwe
6.) Igorofa nubuzima bwa serivisi yisahani ya zahabu nibyiza nkisahani ya zahabu.
4. Kwibiza zahabu vs plating zahabu
Hariho ubwoko bubiri bwo gutanga ikoranabuhanga rya zahabu: imwe irimo amashanyarazi ya zahabu, undi yinjiza zahabu.
Kubikorwa bya zahabu, ingaruka zamabati zirashira cyane, kandi ingaruka za zahabu ni nziza; Keretse niba uwabikoze asabye guhuza, cyangwa ubu abakora benshi bazahitamo inzira yo kurohama ya zahabu!
Mubisanzwe, kuvura hejuru ya PCB birashobora kugabanywamo ubwoko bukurikira: Guhitamo kwa zahabu (gushushanya zahabu), ahanini, ibikoresho bya fer cyangwa nta sahani yimpapuro hamwe na rosin bifatanye hejuru; Ku bakene ba tin (kurya amabati) ibi niba gukuraho abakora ba paste hamwe n'impamvu zo gutunganya ibintu.
Hariho impamvu zimwe zibibazo bya PCB:
1.Icapiro rya PCB, haba hari amavuta azenguruka kuri firime ku isafuriya, irashobora guhagarika ingaruka za tin; Ibi birashobora kugenzurwa nikizamini cya buri musirikare
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3. Urupapuro rusura ntabwo rwanduye, rushobora gupimwa na ion kwanduza.
Kubuso:
Guhitamo zahabu, irashobora gukora igihe cya PCB igihe kirekire, kandi nubushyuhe bwibidukikije no hanze nubushuhe ni buto (ugereranije nubundi buvuzi), muri rusange, birashobora kubikwa hafi umwaka; Hashl cyangwa kuyobora Hasl Kuvura Isegonda ya kabiri, OSP, ubuvuzi bubiri bwo kuvura ibidukikije nubushyuhe bwaho, igiciro nacyo cyo kubikamo ibintu bisanzwe, ibiciro byo gutunganya ibisigazwa bya sulfuru! Kandi ubikomeze amezi agera kuri atatu! Ku ngaruka, zahabu, OSP, Spray Tin mubyukuri, abakora barimo gutekereza cyane cyane kugirango basuzume cyane imikorere yibiciro!