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Ndingasebenzisa iibhodi eziguquguqukayo eziqinileyo kwindawo ezinobushushu obuphezulu?

Kule post yebhlog, siza kuphonononga ukufaneleka kweePCB eziguquguqukayo kwiimeko zobushushu obuphezulu kunye nokubonelela ngeembono zokukunceda wenze isigqibo esinolwazi.

Xa kuziwa kwizixhobo zombane kunye namacandelo azo, enye yezona zinto zibalulekileyo ekufuneka ziqwalaselwe kubushushu bokusebenza kwazo.Iimeko ezingqongileyo ezahlukeneyo zinokuzisa imiceli mngeni eyahlukeneyo, kwaye iindawo ezinobushushu obuphezulu zinokufuna kakhulu.

Kwiminyaka yakutshanje, kukho umdla okhulayo ekusebenziseni ii-PCB eziguquguqukayo kwiinkqubo ezahlukeneyo.Ezi PCBs zibonelela ngeenzuzo ezizodwa ezifana nokugcinwa kwendawo, ukuthembeka okwandisiweyo kunye nomgangatho ongcono wengqibelelo.Nangona kunjalo, ngaphambi kokuba uzibandakanye kuyilo lwakho, kuyafuneka ukuba wazi ukuba ziyakwazi na ukumelana neendawo ezinobushushu obuphezulu.

Qonda ulwakhiwo lwePCB elukhuni-flex

Okokuqala, makhe sixoxe ngokufutshane ukuba zeziphi ii-PCB eziguquguqukayo kwaye zakhiwe njani.I-PCB e-Rigid-flex iibhodi zesekethe ezixubileyo ezidibanisa ii-substrates eziqinileyo neziguquguqukayo zibe yiyunithi enye.Zidibanisa iingenelo zazo zombini iindidi zeePCB, zizenza zibe ninzi kwaye zikwazi ukuhlangabezana neemfuno zoyilo oluntsonkothileyo.

I-PCB eqhelekileyo eguquguqukayo iqulathe iileya ezininzi zezinto eziqinileyo ezidityaniswe ngamaleya aguqukayo.Iingqimba eziqinileyo zibonelela ngozinzo lwesakhiwo, ngelixa iileya eziguquguqukayo zivumela ibhodi ukuba igobe okanye igobe njengoko kufuneka.Esi sakhiwo sikhethekileyo senza ukuba iiPCB zisetyenziswe kwizicelo apho indawo incinci okanye ibhodi kufuneka ihambelane nemo ethile.

 

Hlalutya iziphumo zobushushu obuphezulu ukuya kwi-PCB eqinileyo

Ziliqela izinto eziza kudlala xa kuvavanywa ukufaneleka kweePCB eziguquguqukayo ezisetyenziswa kwiindawo ezinobushushu obuphezulu.Eyona ngqwalasela ibalulekileyo ifuthe lobushushu kwizinto ezisetyenziswa kulwakhiwo PCB.

Iingqimba eziqinileyo zeebhodi eziqinileyo ze-flex ngokuqhelekileyo zenziwe ngezinto ezifana ne-FR-4, ezaziwa ngokuzinza kwe-thermal kunye ne-flame retardancy.Ezi zixhobo ziyakwazi ukumelana namaqondo obushushu ukuya kwi-130-140 ° C.Nangona kunjalo, umaleko oguquguqukayo we-PCB uhlala usenziwa nge-polyimide okanye izinto ezifanayo, ezinokumelana nobushushu obuphantsi.

Izinto zePolyimide eziqhele ukusetyenziswa kwiiPCB eziguquguqukayo zinokumelana namaqondo obushushu ukuya kuthi ga kwi-250-300 ° C.Nangona kunjalo, ukuvezwa ixesha elide kumaqondo obushushu aphezulu kunokubangela ukuthotywa kwezinto, ukunciphisa ubomi obupheleleyo kunye nokusebenza kwePCB.Ngoko ke, iimfuno ezithile zokushisa kwezicelo eziphezulu zokushisa kufuneka ziqwalaselwe kwaye izinto ezifanelekileyo zikhethwe ngokufanelekileyo.

UBuchule bokuNciphisa kwiNdawo yoBubushushu obuPhezulu bebhodi yesekethe eguquguqukayo eqinileyo

Ngelixa ii-PCB eziguquguqukayo ezingqongqo zinokuba nemida kwiindawo ezinobushushu obuphezulu, kukho izicwangciso ezininzi zokunciphisa iziphumo kunye nokuphucula ukusebenza kwazo.

1. Ukukhethwa kwezinto:Ukukhetha izinto ezinokumelana nobushushu obuphezulu kumaleko oguquguqukayo kunokuphucula ngokubonakalayo ukumelana nobushushu bePCB.Izinto zePolyimide ezineempawu zokushisa eziphuculweyo, ezifana neTg ephezulu (iqondo lokushisa lokutshintsha kweglasi), zingasetyenziswa kwinxalenye eguquguqukayo ukunyusa amandla ePCB ukumelana nobushushu obuphezulu.

2. Ubunzima bobhedu kunye nobubanzi bomkhondo:Ukwandisa ubunzima bobhedu kunye nobubanzi bomkhondo kwi-PCB kunceda ukukhupha ubushushu ngokufanelekileyo, ngaloo ndlela kuncitshiswe umngcipheko wokufudumeza kwendawo.Umkhondo wobhedu otyebileyo kunye neengqimba zobhedu ezinzima, kunye namacandelwana amakhulu anqamlezayo, aphucula amandla ebhodi okuphelisa ubushushu.

3. Itekhnoloji yolawulo lobushushu:Ukusetyenziswa kweteknoloji yolawulo olusebenzayo lwe-thermal, olufana neesinki zobushushu, imingxuma yokulahla ubushushu, kunye neendlela zokupholisa, kunokunceda ukugcina ubushushu obuphakathi bePCB kuluhlu olwamkelekileyo.Ezi teknoloji zinceda ubushushu ngqo kude nezinto ezibalulekileyo kunye nokuthintela umonakalo.

4. Uvavanyo kunye nokuqinisekisa:Uvavanyo olungqongqo kunye neenkqubo zokuqinisekisa kufuneka zenziwe ukuze kuqinisekiswe ukuba ii-PCB eziguquguqukayo ziyakwazi ukumelana neemeko ezichaziweyo zobushushu obuphezulu.Uvavanyo lokuhamba ngebhayisikile eshushu, iimodeli zokulinganisa, kunye nesoftware yokuhlalutya i-thermal inokubonelela ngengqiqo exabisekileyo kwi-PCB yokusebenza kwe-thermal kunye nokunceda ukuchonga iindawo ezinokubakhona zenkxalabo.

5. Ubungcali bomthengisi:Kubalulekile ukukhetha umvelisi othembekileyo, onamava wePCB onobugcisa kwizicelo zobushushu obuphezulu.Umthengisi onamava unokukukhokela kwinkqubo yokukhetha izinto eziphathekayo, anike iingcebiso malunga nezicwangciso zokunciphisa, kwaye ahambise ii-PCB ezikumgangatho ophezulu eziqinileyo ezihlangabezana neemfuno zakho ezithile.

eqinile-flex ibhodi PCBs

Ukuququmbela

Ngelixa ii-PCB eziguquguqukayo eziqinileyo zibonelela ngeengenelo ezininzi malunga nokonga indawo kunye nokuthembeka, ukufaneleka kwazo kwindawo ezinobushushu obuphezulu kuxhomekeke ekuqwalaseleni ngenyameko izinto ezahlukeneyo.Ukuqonda imiphumo yobushushu kwizinto ezisetyenzisiweyo, ukusebenzisa iindlela ezifanelekileyo zokunciphisa, kunye nokusebenza nabanikezeli abanamava ngamanyathelo abalulekileyo ekuqinisekiseni ukuphunyezwa kwe-PCB eqinile-elula kwizicelo zobushushu obuphezulu.

Ke, ngaba iibhodi eziguquguqukayo eziqinileyo zingasetyenziswa kwindawo ezinobushushu obuphezulu?Impendulo ixhomekeke ekuvavanyeni ngononophelo iimfuno zakho zobushushu obuphezulu, uyilo olufanelekileyo kunye nokukhethwa kwezinto eziphathekayo, kunye nokusetyenziswa kobuchule bokulawula ubushushu obusebenzayo.Ngokuqwalasela ezi zinto, unokwenza isigqibo esinolwazi kwaye usebenzise inzuzo enikezelwa yi-PCBs eguquguqukayo ngelixa uqinisekisa ukuthembeka kwezixhobo zakho zombane kwiindawo ezinobushushu obuphezulu.


Ixesha lokuposa: Sep-16-2023
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