- Tsarin Rabin Rami na Hukumar da'ira
Ƙarfashin rabin ramin yana nufin bayan rami mai ƙarfe (dill, gong groove), sai na biyu ya haƙa da siffa, kuma a ƙarshe ana riƙe rabin ramin ƙarfe (tsagi).Domin kula da samar da allunan rabin ramuka na karfe, masana'antun da'irar yawanci suna ɗaukar wasu matakan ne saboda matsalolin aiwatar da su a tsakar ramukan ƙarfe da ramukan da ba na ƙarfe ba.Karfe rabin rami...
- PCB SURFACE GAME, FA'IDA DA RASHIN AMFANI
Duk wanda ke da hannu a cikin masana'antar da'ira da aka buga (PCB) ya fahimci cewa PCBs suna da tagulla a saman su.Idan an bar su ba tare da kariya ba to jan ƙarfe zai yi oxidize kuma ya lalace, yana mai da allon kewayawa mara amfani.Ƙarshen saman yana samar da mahimmin mu'amala tsakanin abun da PCB.Ƙarshen yana da ayyuka masu mahimmanci guda biyu, don kare ɓarna na jan ƙarfe da t ...
- Yadda za a yi pcb a cikin panel?
1. Firam ɗin waje (gefen clamping) na Kwamitin Kula da Wuta na Buga ya kamata ya ɗauki ƙirar rufaffiyar madauki don tabbatar da cewa jigsaw na PCB ba zai zama naƙasa ba bayan an gyara shi a kan kayan aiki;2. PCB panel nisa ≤260mm (layin SIEMENS) ko ≤300mm (layin FUJI);idan ana buƙatar rarraba ta atomatik, nisa panel PCB × tsawon ≤125 mm × 180 mm;3. Siffar jigsaw na PCB yakamata ta kasance kusa da murabba'i kamar yadda za'a iya...
- Yadda za a hana PCB jirgin warping a lokacin masana'antu tsari
SMT (Printed Circuit Board Assembly, PCBA) kuma ana kiransa fasahar hawan dutse.A lokacin aikin masana'antu, ana yin zafi da narkar da man narkar a cikin yanayin dumama, ta yadda PCB gammaye suna dogaro da haɗin gwiwa tare da abubuwan hawan saman saman ta hanyar abin da ake solder manna gami.Muna kiran wannan tsari sake kwarara soldering.Yawancin allunan da'ira suna saurin lankwasawa da warping lokacin da ba za a iya ...
- HDI allo-high density interconnect
HDI allon, babban yawa interconnect buga kewaye allon HDI daya daga cikin mafi sauri girma fasahar a PCBs kuma yanzu samuwa a ABIS Circuits Ltd. HDI allunan dauke da makafi da/ko binne vias, kuma yawanci ya ƙunshi microvias na 0.006 ko karami diamita.Suna da girma mai girma fiye da allunan kewayawa na gargajiya.Akwai nau'ikan allunan HDI PCB guda 6 daban-daban, daga sama zuwa su ...
- Bugawa Hukumar da'ira|Ta hanyar VS Pad
Ana kiran Vias a cikin allon da'ira, wanda aka raba ta cikin ramuka, ramukan makafi da ramukan binne (Hukumar da'ira ta HDI).Ana amfani da su galibi don haɗa wayoyi akan yadudduka daban-daban na cibiyar sadarwa iri ɗaya kuma galibi ba a amfani da su azaman kayan aikin siyarwa;Pads a cikin allon kewayawa ana kiran su pads, waɗanda aka raba su zuwa fil ɗin fil da saman dutsen dutse;fil pads suna da ramukan saida, waxanda suke...
- Gabatarwa ga sarrafa plasma akan allunan PCB
Tare da zuwan shekarun bayanan dijital, buƙatun sadarwa mai saurin gaske, saurin watsawa, da babban amincin sadarwa suna ƙaruwa kuma.A matsayin samfurin tallafi wanda ba makawa ba don masana'antar fasahar bayanai ta lantarki, PCB yana buƙatar madaidaicin don saduwa da aikin ƙarancin dielectric akai-akai, ƙarancin hasarar kafofin watsa labarai, babban yanayin zafi...
- Yadda za a gano mai kyau PCB allon?
Haɓaka saurin bunƙasa wayar hannu, na'urorin lantarki, da masana'antu na sadarwa sun haɓaka ci gaba da haɓaka da sauri na masana'antar hukumar da'ira ta PCB.Mutane suna da ƙarin buƙatu don adadin yadudduka, nauyi, daidaito, kayan, launuka, da amincin abubuwan haɗin gwiwa.Koyaya, saboda gasa mai zafi na kasuwa, farashin kayan hukumar PCB shima yana kan hauhawar t ...
- Babban madaidaicin fasahar allon kewayawa
Babban madaidaicin allon kewayawa yana nufin amfani da faɗin layi mai kyau / tazara, ƙananan ramuka, faɗin zobe kunkuntar (ko babu faɗin zobe), da binne da ramukan makafi don cimma babban yawa.Kuma babban madaidaicin yana nufin cewa sakamakon "bakin ciki, ƙarami, kunkuntar, bakin ciki" ba makawa zai kawo buƙatun madaidaici, ɗaukar faɗin layin a matsayin misali: O. 20mm nisa layin, bisa ga ka'idoji don samar da O. 16 ...
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