A. PCB Factory Tsarin Tsarin PCB

1. Wuce gona da iri na jan karfe tsare

Amfani da takalmin tagulla na lantarki wanda aka yi amfani da shi a cikin kasuwa gabaɗaya galvanized (wanda aka fi sani da bugun ƙarfe mai gefe guda da aka fi sani da jan ƙarfe). Gasar ta gama gari anan gabaɗaya an gigice jan ƙarfe sama da 70um, ja na foil da 18um. Mai zuwa Winge Foil bashi da rauni a jiki ba birki na jan karfe. Lokacin da ƙirar da'ira ta fi layin da etching, idan sigogin jan ƙarfe na tagulla ba su canzawa, wannan zai sa tsayawa jan karfe na tagulla tsawon lokaci.

Saboda zinc shine asalin ƙarfe mai aiki, lokacin da tagulla ta a kan abin da etchros na layi mai tsayi, zai haifar da ɓarnar layin ƙasa, yana haifar da haɓakar layin ƙasa, yana iya zama wuce gona da iri, wato, taguwar tagulla ta ƙare.

Wani yanayi kuma babu matsala game da sigogin PCB etching ba shi da kyau bayan sauran maganin attching akan PCB. Idan ba a sarrafa shi na dogon lokaci, zai haifar da matsanancin jan karfe etching da kin amincewa. jan ƙarfe.

Wannan yanayin an mai da hankali ne a kan layi na bakin ciki, ko lokacin da yanayin yayi gumi, ko lokacin da yanayin zai bayyana a kan gaba ɗaya PCB. Wani tagulla na tagulla don ganin launi lambar sadarwarsa tare da Layer Layer (wanda ake kira Rougheend farfajiya) ya canza, wanda ya bambanta da jan ƙarfe na al'ada. Launin tsare ya bambanta. Abin da kuke gani shine launi na ƙarfe na ƙasa mai ƙasa, da kwasfa ƙarfin jan ƙarfe na jan ƙarfe a lokacin lokacin farin ciki shine al'ada.

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Wannan mummunan aikin yana da matsala tare da sakawa, kuma waya ta tagulla za a bayyana a fili, ko ƙugushi ko tasirin tasiri a cikin wannan shugabanci. Kwasfa da ƙarfe na tagulla a cikin raunin da aka yi kuma kalli m farfajiya na jan ƙarfe, da kuma ƙarfin lalata na jan karfe na al'ada.

3. Tsarin da'ira na PCB

Kirkirar Cirbites na bakin ciki zai kuma haifar da wuce gona da iri na kewaye da jan ƙarfe.

B.The Dalilin Tsarin Layin

A karkashin yanayi na al'ada, jan karfe na tagulla kuma za a haɗu da yawa gaba ɗaya kamar yadda babban zafin jiki ba zai shafi karfin jan karfe 30 ba, don haka latsa ba zai shafi karfin tagulla da substrate a cikin laminate ba. Koyaya, a cikin tsari na stacking da kuma ɗaukar nauyin laminates, idan gurbataccen pp ko kuma subation na tagulla) ko substrate ƙarfin jan karfe na teku kusa da layin ba da tsari ba.

C. Dalilai na Laminate Raw kayan:
1. Kamar yadda aka ambata a sama, abubuwan ƙarfe na lantarki na yau da kullun sune duk samfuran da aka galvanized ko jan ƙarfe-leken ido a kan ulu tsare. Idan ƙimar ƙwarewar ɗakunan ulu ba mahaukaci bane lokacin samarwa, ko kuma lokacin da galvanizing / plaing crystal da kanta da da peeling karfi bai isa ba. Bayan mummunar ɗorawa an guga kayan da aka yiwa PCB, waya ta tagulla za ta faɗi saboda tasirin karfin waje lokacin da aka toshe shi a cikin masana'antar lantarki. Irin wannan nau'in karfin murhu na tagulla ba zai da cikakkiyar lalata a bayyane lokacin da peeling da ƙarfe na jan ƙarfe zai ga subbate), amma yawan lambar ƙarfi na jan ƙarfe zai zama matalauta sosai.

2. Rashin daidaituwa na jan karfe na ƙarfe da guduro: wasu hanyoyin da aka yi amfani da shi yanzu, saboda tsarin resin ya yi amfani da shi gabaɗaya PN Resin ne. Digiri na Croslinking ya ƙasa, kuma ya zama dole a yi amfani da jan karfe tare da ganiya ta musamman don dacewa da shi. Anyi amfani da fashin teku a cikin samar da Laminates bai yi daidai da tsarin resin ba, da zubar da talauci na karfe lokacin da aka saka.