Ubuhanga bwa PCBA

Uburyo bwo gutekinika bwa tekinike yububiko bwa PCB nugusuzuma gusa ikibaho cyumuzunguruko kugirango gikoporwe, wandike ibisobanuro birambuye bigize ibice, hanyuma ukureho ibice kugirango ukore fagitire yibikoresho (BOM) hanyuma utegure kugura ibikoresho, ikibaho cyubusa ni Ifoto ya skaneri ni gutunganywa na software ikoporora hanyuma igasubizwa muri dosiye ishushanya ya pcb, hanyuma dosiye ya PCB yoherezwa muruganda rukora amasahani kugirango ikore ikibaho.Ikibaho kimaze gukorwa, ibice byaguzwe bigurishwa ku kibaho cyakozwe na PCB, hanyuma ikibaho cyumuzunguruko kikageragezwa no gukemura.

Intambwe zihariye za kopi ya kopi ya PCB:

Intambwe yambere nukubona PCB.Ubwa mbere, andika icyitegererezo, ibipimo, nibirindiro byibice byose byingenzi kurupapuro, cyane cyane icyerekezo cya diode, umuyoboro wa gatatu, nicyerekezo cyicyuho cya IC.Nibyiza gukoresha kamera ya digitale kugirango ufate amafoto abiri yerekana ibice byingenzi.Ibibaho byumuzunguruko wa pcb biragenda birushaho gutera imbere.Bimwe muri tristoriste ya diode ntibiboneka na gato.

Intambwe ya kabiri ni ugukuraho ibibaho byinshi-bigakoporora imbaho, hanyuma ugakuraho amabati mu mwobo wa PAD.Sukura PCB ukoresheje inzoga hanyuma ubishyire muri scaneri.Iyo scaneri isikana, ugomba kuzamura pigiseli ya skaneri gato kugirango ubone ishusho isobanutse.Noneho umusenyi woroheje hejuru no hepfo hamwe nimpapuro zamazi kugeza igihe firime yumuringa irabagirana, ubishyire muri scaneri, utangire PHOTOSHOP, hanyuma usuzume ibice byombi bitandukanye mumabara.Menya ko PCB igomba gushyirwa mu buryo butambitse kandi buhagaritse muri scaneri, bitabaye ibyo ishusho ya scan ntishobora gukoreshwa.

Intambwe ya gatatu ni uguhindura itandukaniro nubucyo bwa canvas kugirango igice gifite firime yumuringa nigice kitagira firime yumuringa gifite itandukaniro rikomeye, hanyuma uhindure ishusho ya kabiri mo umukara numweru, hanyuma urebe niba imirongo isobanutse.Niba atari byo, subiramo iyi ntambwe.Niba bisobanutse, bika ifoto nkumukara na BMP dosiye yimiterere ya TOP.BMP na BOT.BMP.Niba ubonye ikibazo kijyanye nigishushanyo, urashobora kandi gukoresha PHOTOSHOP kugirango uyisane kandi uyikosore.

Intambwe ya kane nuguhindura dosiye ebyiri za BMP muri dosiye ya PROTEL, no kohereza ibice bibiri muri PROTEL.Kurugero, imyanya ya PAD na VIA yanyuze mubice byombi ahanini birahura, byerekana ko intambwe zabanjirije zakozwe neza.Niba hari gutandukana, subiramo intambwe ya gatatu.Kubwibyo, gukoporora PCB nakazi gasaba kwihangana, kuko ikibazo gito kizagira ingaruka kumiterere no kurwego rwo guhuza nyuma yo kwandukura.

Intambwe ya gatanu nuguhindura BMP murwego rwa TOP kuri TOP.PCB, witondere guhinduka kuri SILK layer, arirwo rwego rwumuhondo, hanyuma urashobora gukurikirana umurongo kumurongo wa TOP, hanyuma ugashyira igikoresho ukurikije Kuri Igishushanyo mu Ntambwe ya kabiri.Siba urwego rwa SILK nyuma yo gushushanya.Komeza usubiremo kugeza ibice byose bishushanyije.

Intambwe ya gatandatu nugutumiza TOP.PCB na BOT.PCB muri PROTEL, kandi nibyiza kubihuza mumashusho imwe.

Intambwe ya karindwi, koresha printer ya laser kugirango wandike TOP LAYER na BOTTOM LAYER kuri firime iboneye (1: 1 ratio), shyira firime kuri PCB, hanyuma ugereranye niba hari amakosa.Niba aribyo, urangije..

Ikopi ya kopi isa ninama yambere yavutse, ariko ibi byakozwe kimwe cya kabiri.Birakenewe kandi gusuzuma niba imikorere ya tekiniki ya elegitoronike yubuyobozi bwa kopi isa ninama yambere.Niba ari kimwe, birakorwa rwose.

Icyitonderwa: Niba ari ikibaho kinini, ugomba guhanagura witonze urwego rwimbere, hanyuma ugasubiramo intambwe zo gukoporora kuva kumwanya wa gatatu kugeza kuntambwe ya gatanu.Nibyo, kwita izina ibishushanyo nabyo biratandukanye.Biterwa numubare wabyo.Mubisanzwe, gukoporora impande zombi bisaba Biroroshye cyane kuruta ikibaho cyinshi, kandi ikibaho cyinshi cyo gukoporora gikunda kudahuza, bityo rero ikibaho cyibipapuro cyibice byinshi bigomba kwitonda cyane no kwitonda (aho vias y'imbere na non-vias bakunda guhura nibibazo).

Uburyo bubiri bwa kopi yubuyobozi:
1. Sikana hejuru no hepfo yibibaho byumuzunguruko hanyuma ubike amashusho abiri ya BMP.

2. Fungura kopi yububiko bwa software Quickpcb2005, kanda "File" "Fungura Base Ikarita" kugirango ufungure ifoto yabikijwe.Koresha PAGEUP kugirango uhindure kuri ecran, reba padi, kanda PP kugirango ushire padi, reba umurongo hanyuma ukurikire umurongo wa PT… kimwe no gushushanya umwana, gushushanya muriyi software, kanda "Kubika" kugirango ubyare dosiye ya B2P .

3. Kanda kuri "File" na "Fungura Ishusho shingiro" kugirango ufungure urundi rwego rwibishusho byamabara;

4. Kanda "File" na "Fungura" ongera ufungure dosiye ya B2P yabitswe mbere.Turabona ikibaho gishya cyimuwe, gishyizwe hejuru yiyi shusho-ikibaho kimwe cya PCB, ibyobo biri mumwanya umwe, ariko guhuza insinga biratandukanye.Turakanda rero "Amahitamo" - "Igenamiterere rya Layeri", tuzimya umurongo wo hejuru wo hejuru na ecran ya silike hano, hasigara gusa ibice byinshi.

5. Viyasi kumurongo wo hejuru iri mumwanya umwe na vias kumashusho yo hepfo.Noneho dushobora gukurikirana imirongo kumurongo wo hasi nkuko twabikoze mubwana.Kanda "Kubika" ongera-dosiye ya B2P ubu ifite ibice bibiri byamakuru hejuru no hepfo.

6. Kanda "File" na "Kohereza nka File PCB", urashobora kubona dosiye ya PCB ifite ibice bibiri byamakuru.Urashobora guhindura ikibaho cyangwa ugasohora igishushanyo mbonera cyangwa ukakohereza muburyo butaziguye uruganda rwa PCB kugirango rukore

Uburyo bwa kopi yubuyobozi bukoporora:

Mubyukuri, ibipapuro bine byandukura ikibaho ni ugukoporora imbaho ​​ebyiri zimpande ebyiri, naho igice cya gatandatu nugukoporora inshuro eshatu imbaho ​​ebyiri… Impamvu ituma ikibaho kinini giteye ubwoba nuko tudashobora kubona insinga y'imbere.Nigute dushobora kubona ibice byimbere byikibaho kinini?-Ibikorwa.

Hariho uburyo bwinshi bwo gutondeka, nka potion posion, kwambura ibikoresho, nibindi, ariko biroroshye gutandukanya ibice no gutakaza amakuru.Ubunararibonye butubwira ko umucanga aribyo byukuri.

Iyo turangije gukoporora hejuru no hepfo ya PCB, mubisanzwe dukoresha sandpaper kugirango tuyunguruze hejuru kugirango twerekane imbere;sandpaper ni sandpaper isanzwe igurishwa mububiko bwibikoresho, mubisanzwe PCB iringaniye, hanyuma ugafata sandpaper hanyuma ugasiga neza kuri PCB (Niba ikibaho ari gito, urashobora kandi kurambika umusenyi, kanda PCB urutoki rumwe hanyuma ugasiga kumusenyi. ).Ingingo nyamukuru nugushiraho kaburimbo kugirango ishobore kuba hasi.

Ubudodo bwa silike hamwe namavuta yicyatsi mubisanzwe byahanaguwe, kandi insinga zumuringa nuruhu rwumuringa bigomba guhanagurwa inshuro nke.Muri rusange, ikibaho cya Bluetooth gishobora guhanagurwa muminota mike, kandi inkoni yo kwibuka izatwara iminota icumi;birumvikana, niba ufite imbaraga nyinshi, bizatwara igihe gito;niba ufite imbaraga nke, bizatwara igihe kinini.

Gusya ikibaho nicyo gisubizo gikunze gukoreshwa muburyo, kandi nubukungu.Turashobora kubona PCB yataye hanyuma tukagerageza.Mubyukuri, gusya ikibaho ntabwo bigoye mubuhanga.Birarambiranye.Bisaba imbaraga nkeya kandi nta mpamvu yo guhangayikishwa no gusya ikibaho ku ntoki.

 

Gusubiramo ingaruka za PCB

Mugihe cyimiterere ya PCB, nyuma yimiterere ya sisitemu irangiye, igishushanyo cya PCB kigomba gusubirwamo kugirango harebwe niba imiterere ya sisitemu ishyize mu gaciro kandi niba ingaruka nziza zishobora kugerwaho.Irashobora gukurikiranwa muburyo bukurikira:
1. Niba imiterere ya sisitemu yemeza insinga zumvikana cyangwa nziza, niba insinga zishobora gukorwa neza, kandi niba ibikorwa byizunguruka bishobora kwizerwa.Mu miterere, birakenewe kugira ubushishozi muri rusange no gutegura icyerekezo cyikimenyetso hamwe numuyoboro wumurongo wubutaka.

2. Niba ingano yikibaho cyacapwe ihuye nubunini bwo gushushanya gutunganya, niba ishobora kuzuza ibisabwa mubikorwa byo gukora PCB, kandi niba hari ikimenyetso cyimyitwarire.Iyi ngingo isaba kwitabwaho bidasanzwe.Imiterere yumuzunguruko hamwe nu nsinga zimbaho ​​nyinshi za PCB zakozwe neza cyane kandi zishyize mu gaciro, ariko umwanya uhagaze neza wumuhuza uhagaze ntiwirengagijwe, bigatuma igishushanyo cyumuzingi kidashobora gufatanwa nizindi nziga.

3. Niba ibice bivuguruzanya mubice bibiri-bitatu.Witondere ubunini nyabwo bwibikoresho, cyane cyane uburebure bwigikoresho.Iyo gusudira ibice bidafite imiterere, uburebure ntibugomba kurenza 3mm.

4. Niba imiterere yibigize ari yuzuye kandi itondekanye, itunganijwe neza, kandi niba byose byashyizweho.Mu miterere yibigize, ntabwo icyerekezo cyikimenyetso gusa, ubwoko bwibimenyetso, hamwe n’ahantu hakenewe kwitabwaho cyangwa gukingirwa hagomba gutekerezwa, ariko ubwinshi bwimiterere yimiterere yibikoresho nabyo bigomba gutekerezwa kugirango bigere ku bucucike bumwe.

5. Niba ibice bigomba gusimburwa kenshi birashobora gusimburwa byoroshye, kandi niba plaque-plaque ishobora kwinjizwa byoroshye mubikoresho.Ibyoroshye no kwizerwa byo gusimburwa no guhuza ibice byasimbuwe kenshi bigomba gukemurwa.