Momwe mungaswe vuto la kanema wa PCB electroplating sandwich?

Ndi chitukuko chofulumira cha makampani a PCB, PCB ikupita pang'onopang'ono kulowera kumene mizere yopyapyala yolondola kwambiri, ting'onoting'ono tating'onoting'ono, ndi ma ratios apamwamba (6: 1-10: 1).Zofunikira mkuwa ndi 20-25Um, ndipo mizere ya DF sikhala yochepera 4mil.Nthawi zambiri, makampani opanga ma PCB amakhala ndi vuto ndi filimu ya electroplating.Kanema wa kanemayo apangitsa kuti pakhale kufupi kwafupipafupi, zomwe zidzakhudze kuchuluka kwa zokolola za bolodi la PCB kudzera pakuwunika kwa AOI.Serious filimu kopanira kapena mfundo zambiri sangathe anakonza mwachindunji kutsogolera zidutswa.

 

 

Kusanthula Mfundo za filimu ya masangweji ya PCB
① Makulidwe amkuwa a plating plating circuit ndiakulu kuposa makulidwe a filimu yowuma, zomwe zimapangitsa kuti filimuyo ipangike.(Kukhuthala kwa filimu youma yogwiritsidwa ntchito ndi fakitale ya PCB ndi 1.4mil)
② Makulidwe a mkuwa ndi malata a plating plating circuit amaposa makulidwe a filimu yowuma, zomwe zingayambitse kupopera kwa filimu.

 

Kusanthula zomwe zimayambitsa kukanikiza
①Pateni yoyikapo kachulukidwe kamakono ndi yayikulu, ndipo plating yamkuwa ndiyokhuthala kwambiri.
②Palibe m'mphepete mwake mbali zonse ziwiri za basi yowuluka, ndipo malo omwe ali pamwambawa amakutidwa ndi filimu yokhuthala.
③ Adaputala ya AC ili ndi mphamvu yayikulupo kuposa gulu lenileni lopanga lomwe lakhazikitsidwa pano.
④C/S mbali ndi S/S mbali yasinthidwa.
⑤Mawu ake ndi aang'ono kwambiri kuti musagwirizane ndi filimu yokhomerera yomwe ili ndi phula 2.5-3.5mil.
⑥Kugawa kwapano sikuli kofanana, ndipo silinda yoyika mkuwa sinayeretse anode kwa nthawi yayitali.
⑦ Kulowetsa molakwika (lowetsani chitsanzo cholakwika kapena lowetsani malo olakwika pa bolodi)
⑧Nthawi yamakono yotetezedwa ya bolodi ya PCB mu silinda yamkuwa ndiyotalika kwambiri.
⑨Mapangidwe a pulojekitiyi ndi osamveka, ndipo malo ogwiritsira ntchito electroplating azithunzi zoperekedwa ndi polojekitiyi ndi zolakwika.
⑩ Mzere wa mzere wa bolodi la PCB ndiwochepa kwambiri, ndipo mawonekedwe ozungulira a board ovuta kwambiri ndiosavuta kujambula kanema.