Tsarin masana'antar masana'antu

PCB (buga da'irar birnin), ana kiran sunan Sinawa da'ira, wanda kuma aka fi sani da buga kayan aikin lantarki, shine babban kayan lantarki na lantarki, jikin kayan lantarki ne na lantarki. Saboda bugu na lantarki ne, ana kiranta da "buga" Clicloit Board.

Kafin kwafin inji, da'ir da aka sanya waƙoƙi-zuwa-aya. Amincin wannan hanyar yayi karancin karancin gaske ne, saboda a matsayin shekaru masu da'irar, rupture na layin zai haifar da kumburin layin don hutu ko gajere. Fasahar Waya Waya babban shiri ne a cikin fasahar da'ira, wanda ke inganta karkowar da kuma ikon da za a maye gurbin ƙaramin yanki a cikin mahallin.

Kamar yadda masana'antar lantarki ta samo asali daga shub shambura da kuma relays ga silicon semicontors kuma hade da da'irar da ke tattare da su kuma sun ragu. Abubuwan samfuran lantarki suna ƙara bayyana a cikin ɓangaren masu amfani, masu tsara masana'antu don neman karami da ƙarin tsada. Saboda haka, an haife muMB.

Samun PCB yana da matukar haduwa, daukar katako mai buga guda hudu a matsayin misali, tsarin samarwa na ciki, mai saiti na Core Birding, Lantarki na Core Handing, Cikin Ciwon Core Handing, Lantarki na Core Handous, Lantarki na Core Aclocy Canza da sauran matakai.

1, PCB Layout

Mataki na farko a cikin samar da PCB shine don tsara kuma duba layin PCB. Masana'antar masana'antu na PCB na masana'antar ne daga kamfanin ƙirar PCB, kuma tunda kowace software na CAD yana fassara su cikin tsari wanda aka haɗa RS-274x ko Gerber X2. Sannan Injiniyan masana'antar za ta bincika ko layin PCB ya yi daidai da tsarin samarwa da kuma lahani da sauran matsaloli.

2, Core Farantin

Tsaftace faranti na tagulla, idan an turaka ta, yana iya haifar da taƙaitaccen yanki na ƙarshe ko hutu.

A 8-Layer PCB: an yi shi da faranti guda 3 (coring faranti) da yawa fina-finai, sannan a ɗaure shi da zanen gado. Tsarin samarwa yana farawa daga tsakiyar farantin tsakiya (4 ko 5 yadudduka na layi), kuma ana daidaita shi gaba ɗaya sannan kuma a daidaita. A samar da 4-Layer PCB yana da kama, amma kawai yana amfani da 1 cibiyar jirgin da fina-finai biyu 2.

3, Canja wurin PCB na ciki

Da farko, yadudduka biyu na yawancin tsakiyar Centramin (CORE) an yi su. Bayan tsaftacewa, an rufe farantin murfin tagulla tare da fim ɗin hoto. Fim ya karfafa lokacin da aka fallasa haske, samar da fim mai kariya a kan zare na jan karfe na tagulla-cond.

Fim na Layer-Layer-Layer Layout an rufe farantin karfe biyu-Layer layer a cikin manya-finayi na Layer don tabbatar da cewa babba da kuma ƙananan yadudduka fim an daidaita su daidai.

Mai saranwa na irradiate fim mai mahimmanci a kan zare da jan karfe tare da fitilar UV. A karkashin m fim, ana warke fim mai mahimmanci, kuma a ƙarƙashin fim din Opaque, har yanzu babu traiti fim mai hankali. An rufe tsare na tagulla a ƙarƙashin fim ɗin da aka warkar da layin PCB ɗin da ake buƙata, wanda yayi daidai da rawar laserin laser don aikin Laker Proger don Manual Printer Ink don Manual Printer Ink don Manual Printer Ink don Manual Printer Ink na Manual

Sannan an tsabtace fim ɗin mai ɗaukar hoto tare da Lye, da layin jan ƙarfe na tagulla zai rufe shi da layin fim ɗin da ake buƙata.

Fanaddiyar da ba a so ba to ulchedewa da ƙarfi alkali, kamar Naioh.

Hawaye da aka warke fim don fallasa fashin teku da ake buƙata don layin PCB na PCB.

4, farantin farantin da dubawa

An yi farantin farantin cikin nasara. Sannan punch wani rami mai dacewa a cikin farantin farantin don sauƙaƙe jeri tare da wasu albarkatun albarkatun a gaba

Da zarar hukumar ta coe ta guga man da sauran yadudduka na PCB, ba za a iya gyara shi ba, don haka dubawa yana da matukar muhimmanci. Injin zai kwatanta ta atomatik tare da zane na PCB don bincika kurakurai.

5. Layi Layin

Anan sabon salon albarkatun da ake kira Semi-Curing takardar ana buƙatar Semi-Curing, wanda shine m tsakanin cibiyar da murfi na Core, kuma lambar PCB Layer da waje da tagulla.

Loweraramin jan ƙarfe da yadudduka biyu an sanya takaddun semi-ga semi-ga farantin ƙarfe da farantin ƙarfe na semi, sannan kuma farantin ƙarfe na alumla, sannan kuma farantin ƙarfe na gwal, sannan kuma farantin ƙarfe na aluminum an rufe shi akan farantin farantin.

Kwafin PCB wanda ke murkushe faranti da faranti na ƙarfe a kan sashin ƙarfe, sannan aka tura zuwa Vacum mai zafi mai zafi don lamation. High yawan zafin jiki mai zafi Latsa ya narke mai epoxy resin a cikin semi-da jan farfado, riƙe faranti da jan karfe da jan karfe tare da jan karfe tare da matsin lamba.

Bayan Lamation ya cika, cire saman farantin ƙarfe yana matsar da PCB. Sannan farantin aluminium na aluminium, kuma farantin aluminium kuma suna takaicin da aka ware bashin daban da kuma tabbatar da cewa layafin jan karfe a kan PCB na waje yana da santsi. A wannan lokacin, biyu daga cikin PCB da aka fitar, za a rufe murfin jan ƙarfe mai santsi.

Don haɗa yadudduka huɗu na rashin saduwa da ƙarfe tare, da farko rawar soja a saman saman da ƙasa don buɗe bangon ramin, sannan kuma ya buga bangon ramin don gudanar da wutar lantarki.

Ana amfani da injin din na X-Ray don gano hoton na ciki, kuma injin din zai samu ta atomatik kuma ya gano ramin a kan PCB don tabbatar da cewa hadi na gaba ya kasance ta tsakiyar rami.

Sanya Layer na kayan aluminium a kan injin punch da kuma sanya PCB a kai. Domin inganta ingantaccen aiki, 1 zuwa 3 shin allon PCB ɗin za a daidaita shi tare don aiwatar da yawan yadudduka PCB. A ƙarshe, an rufe farantin farantin shara na aluminium a saman PCB, da babba da ƙananan ƙananan farantin kayan ado suna daɗaɗɗiya, don haka lokacin da aka yi rawar jiki a kan PCB bazai tsage ba.

A cikin tsari na baya na baya, da narke epoxy resin da aka matse zuwa wajen waje da PCB, saboda haka ake buƙata don a cire. Injin dillali na injin din yana yanke na PCB na PCB bisa ga madaidaicin XY PLASTERS.

Tun kusan dukkanin tsarin PCB ake amfani da shi don haɗa yadudduka daban-daban na wiring, haɗin gwiwa yana buƙatar fim ɗin jan ƙarfe 25 a jikin bango. Wannan kauri na fim fim ɗin da ake buƙatar samun ta hanyar ba da izini, amma bangon ramin ya ƙunshi resin epoxy wanda ba shi da gudummawar epoxy.

Sabili da haka, mataki na farko shine tara wani Layer na kayan cin hanci a jikin bango, kuma samar da fim fim a kan gaba ɗaya PCB, ciki har da ajiyar rami, ta hanyar ajiya. Duk tsari, kamar magani na sunadarai da tsabtatawa, ana sarrafa injin din.

Kafaffen PCB

Mai tsabta PCB

Jigilar PCB

8, Bukatar PCB Lamio

Bayan haka, za a iya tura lay ɗin waje zuwa zare na tagulla, kuma tsari ya yi kama da fim ɗin jan ƙarfe na ciki, kawai bambanci shine za'a iya amfani da fim ɗin da aka yi amfani da shi azaman jirgin.

Canja wurin PCB na ciki na Inner PCB yana ɗaukar hanyar ɗakunan ƙasa, kuma ana amfani da fim mara kyau azaman hukumar. Fayil ɗin hoto ya rufe PCB don layin, tsaftace kumfa mara amfani, an fallasa layout, pcb layout na da aka kiyaye shi da hagu.

Canja wurin PCB Lamout ya kwashe hanya ta al'ada, kuma ana amfani da fim mai kyau a matsayin hukumar. PCB ya rufe PCB mai launin hoto don yanki da ba layi ba. Bayan tsabtace fim ɗin da ba'a bayyana ba, ana yin masu ba da iyaka. Inda akwai fim, ba za a iya share fina-finai ba, kuma a inda babu fim, an yi shi da jan ƙarfe da kuma tin. Bayan an cire fim, an yi alkaline etching, kuma a ƙarshe an cire tin. Tsarin layin an bar shi ne a kan allo domin a kiyaye shi.

Matsa PCB da aka zaɓa jan ƙarfe a kai. Kamar yadda aka ambata a baya, domin tabbatar da cewa rami mai kyau wanda aka yiwa mai kyau wanda aka sarrafa kansa dole ne ya kasance da daidaitonsa.

9, PCB ETching

Ana kammala aikin unching ta cikakken bututun mai sarrafa kansa. Da farko dai, fim ɗin da aka warkar da fim ɗin a kan allon PCB an tsabtace shi. An wanke shi da karfi alkali don cire murfin da ba'a so ba. Sannan cire tin shafi akan layuren PCB na jan karfe tare da debinning bayani. Bayan tsaftacewa, da layer na Layer na Layer ya cika.