Multi-Layer PCBa cikin sadarwa, likitanci, kula da masana'antu, tsaro, mota, wutar lantarki, jirgin sama, soja, na'ura mai kwakwalwa da sauran fannoni a matsayin "karfi mai mahimmanci", ayyuka na samfurin suna da yawa, kuma mafi yawan layi, don haka gwadawa, wahalar samarwa. shi ma yana da yawa.
A halin yanzu, daPCB masana'antunwanda ke iya samar da allunan da'irar da'ira a kasar Sin galibi suna fitowa ne daga kamfanonin kasashen waje, kuma kamfanoni kadan ne kawai ke da karfin batch.Multi-Layer kewaye hukumar samar ba kawai bukatar mafi girma fasaha da kayan aiki zuba jari, mafi bukatar gogaggen samarwa da kuma fasaha ma'aikata, a lokaci guda, samun Multi-Layer Board abokin ciniki takardar shaida, m da tedious hanyoyin, sabili da haka, Multi-Layer kewaye hukumar shigarwa kofa. ya fi girma, fahimtar yanayin samar da masana'antu ya fi tsayi.Musamman, matsalolin sarrafawa da aka fuskanta wajen samar da allon kewayawa na multilayer galibi abubuwa ne masu zuwa.Multilayer kewaye hukumar a cikin samarwa da sarrafa hudu matsaloli.
1. Wahalar yin layi na ciki
Akwai buƙatu daban-daban na musamman na babban gudun, jan ƙarfe mai kauri, babban mitar da ƙimar Tg mai girma don layin allon multilayer.Bukatun wayoyi na ciki da sarrafa girman hoto suna karuwa da girma.Misali, hukumar ci gaban ARM tana da layukan siginar siginar da yawa a cikin Layer na ciki, don haka yana da wahala a tabbatar da amincin rashin daidaituwa a cikin samar da layin ciki.
Akwai layukan sigina da yawa a cikin Layer na ciki, kuma faɗin da tazarar layin sun kai mil 4 ko ƙasa da haka.Samar da bakin ciki na faranti mai yawa yana da sauƙi don ƙyalli, kuma waɗannan abubuwan zasu ƙara yawan farashin samar da kayan ciki.
2. Wahalar zance tsakanin yadudduka na ciki
Tare da ƙarin yadudduka na farantin multilayer, abubuwan da ake buƙata na Layer na ciki sun fi girma kuma mafi girma.Fim ɗin zai faɗaɗa kuma ya ragu a ƙarƙashin rinjayar yanayin zafin jiki da zafi a cikin bitar, kuma babban farantin zai sami haɓaka iri ɗaya da raguwa lokacin da aka samar, wanda ke sa daidaitattun daidaituwa na ciki ya fi wahalar sarrafawa.
3. Matsaloli a cikin aikin latsawa
Matsakaicin babban farantin faifan multi-sheet da PP (takarda mai ƙarfi mai ƙarfi) yana da haɗari ga matsaloli kamar shimfidawa, zamewa da ragowar drum lokacin latsawa.Saboda ɗimbin yadudduka, haɓakawa da sarrafawar raguwa da girman ramuwa ba zai iya ci gaba da daidaitawa ba.Ƙunƙarar bakin ciki tsakanin yadudduka zai haifar da sauƙi ga gazawar gwajin aminci tsakanin yadudduka.
4. Matsalolin hakowa
Farantin Multi-Layer yana ɗaukar babban Tg ko wani farantin na musamman, kuma ƙarancin hakowa ya bambanta da kayan daban-daban, wanda ke ƙara wahalar cire manne slag a cikin rami.Babban yawa Multi-Layer PCB yana da babban ramuka mai yawa, ƙarancin samar da ingantaccen aiki, sauƙin karya wuka, hanyar sadarwa daban-daban ta cikin rami, ramin ramin yana kusa da zai haifar da tasirin CAF.
Sabili da haka, don tabbatar da babban amincin samfurin ƙarshe, ya zama dole don masana'anta su aiwatar da iko daidai a cikin tsarin samarwa.
Lokacin aikawa: Satumba-09-2022
