PCB Paneldokoki da hanyoyin
1. Dangane da buƙatun tsari na masana'antu daban-daban na taro, matsakaicin girman da girman girman panel ya kamata a fahimta sosai.Gabaɗaya, PCB ƙarami fiye da 80X80mm yana buƙatar a sanya panelized, kuma matsakaicin girman ya dogara da ƙarfin sarrafawa na masana'anta.A takaice, girman pcb yakamata ya dace da abin da ake buƙata naSMT kayan aikikayan aiki, wanda ke dacewa da sarrafa facin SMT kuma yana taimakawa wajen yanke shawarar kauri na hukumar PCB.
2. Dole ne taro da sub-boarding su hadu da bukatun DFM da DFA, kuma a lokaci guda tabbatar da cewa taron PCB yana daidaitawa kuma ba a sauƙaƙe ba bayan an sanya shi a kan kayan aiki.Rarraba tsagi tsakanin bangarorin ya kamata ya dace da buƙatun flatness na farfajiya yayinPCBAsarrafa guntu.
3. A cikin PCB panelzane, Shirye-shiryen abubuwan da aka gyara ya kamata su guje wa rarrabuwar damuwa da haifar da fashewar sassan.Amfani da tsarin kwamitin da aka riga aka yi masa alama na iya rage wargajewar yaƙe-yaƙe da nakasu yayin rabuwar jirgi, da rage damuwa akan abubuwan da aka gyara.Aƙalla, gwada kada ku sanya ƙimaaka gyarana gabazuwa bangaren aiwatarwa.
4. Girma da nau'i na panel ana sarrafa su bisa ga ƙayyadaddun aikin, kuma ƙirar bayyanar yana kusa da murabba'i kamar yadda zai yiwu.Ana ba da shawarar sosai don amfani da hanyar panel 2×2 ko 3×3.Ba a ba da shawarar hada sassan yin da yang idan ba lallai ba ne;
5. Lokacin da jita-jita na allon gefen haši ya zarce tsangwama tsakanin allunan haɗin gwiwa da yawa, ana warware shi ta hanyar jujjuya tsarin haɗin gwiwa + don hana ƙarancin lalacewar haɗari yayin watsawa ko aiwatarwa.bayan walda.
6. Bayan ƙirar panel, dole ne a tabbatar da cewa gefen ma'anar ma'anar babban jirgi ya kasance aƙalla 3.5mm daga gefen allon (mafi ƙarancin kewayon na'urar da ke danne gefen PCB shine 3.5mm. ), kuma wuraren nunin diagonal guda biyu a kan babban allon ba za a iya sanya su daidai gwargwado ba.Kada a sanya wuraren nunin daidai gwargwado, ta yadda bangaren baya/juyawar PCB zai iya shigar da injin ta aikin gano na'urar kanta.
7. Lokacin da kauri daga cikinPCB allonkasa da 1.0mm, ƙarfin dukan panel panel za a rage ƙwarai (raunana) a lokacin da splicing hadin gwiwa ko v-cut tsagi da aka kara, saboda V-yanke zurfin ne 1/3 na jirgin kauri , tsakiyar Ana amfani da allon PCB don ƙarfi, kuma wani ɓangare na kwarangwal mai goyan baya - gilashin fiber gilashin V ya karye, yana haifar da taushi mai ƙarfi.Idan ba a goyan bayan ta da jig ba, zai shafi tsarin da ke ƙasa da PCBA.
8. Lokacin da akwaiyatsun zinariyaakan PCB, gabaɗaya sanya yatsun zinare a waje na allo a cikin hanyar da ba ta da tushe.Ba za a iya raba gefen yatsan zinare ko sarrafa shi ba.
Shenzhen ANKE PCB Co.,LTD
Lokacin aikawa: Afrilu-04-2023
