I-Heavy Copper PCB Ukulawula Ikhwalithi: Ukuqinisekisa Ukwethembeka Ngaphansi Kwemithwalo Yamanje Ephezulu

Isingeniso

Ukulawulwa Kwekhwalithi Ye -PCB Yethusi Elikhulu kubalulekile ekuqinisekiseni ukuthembeka okuqhubekayo ngaphansi kwezimo zokucindezeleka kwamanje okuphezulu kanye nokushisa. Ama-PCB ethusi elinzima asebenza imisebenzi ebalulekile kuma-converter kagesi, kuma-elekthronikhi ezimoto, kanye nasezinhlelweni zokulawula zezimboni lapho imithwalo yamanje idlula khona amakhono ebhodi lesifunda elivamile. Ukuthembeka kwawo kuncike ngqo ekulawuleni ukujiya kwethusi okunembile, ubuqotho be-lamination, kanye nokunemba kokuhlola kuyo yonke inqubo yokukhiqiza. Noma yikuphi ukuphambuka ekufaneni kwethusi, ngekhwalithi yokugcwalisa, noma ubuqotho besakhiwo kungaholela ezindaweni ezishisayo, ukwehluleka kwendlela yamanje, noma ukuwohloka kwebhodi ngaphambi kwesikhathi.

Izigaba Ezibalulekile Zokulawula Ikhwalithi Yethusi Esindayo ye-PCB

Ukulawulwa kwekhwalithi yokukhiqiza i-PCB yethusi esindayo kulandela indlela ehlelekile ehlanganisa ukwamukelwa kwezinto ezibonakalayo kuze kube sekuqinisekisweni kokugcina. Isigaba ngasinye sokukhiqiza sidinga izinqubo ezithile zokuhlola eziqinisekisa ukunemba kobukhulu, ubuqotho besakhiwo, kanye nokusebenza kukagesi ngaphambi kokuba amabhodi aqhubekele emisebenzini elandelayo.

Ukuhlolwa Kwezinto Ezingenayo

Ukuqinisekiswa kwezinto kuqinisekisa ukubekezelelwa kokuqina kwe-foil yethusi, ukungaguquguquki kokuqukethwe kwe-resin yangaphambi kwesikhathi, kanye nokucaba kwe-substrate ngaphambi kokuthi kuqale ukwenziwa. Ikhwalithi yezinto eziyisisekelo ithinta ngokuqondile imiphumela ye-lamination namandla okunamathela ethusi, okwenza le ndawo yokuhlola yokuqala ibaluleke kakhulu ekuvimbeleni ukukhubazeka kwesistimu okuzovela kuphela phakathi nokuhlolwa kokugcina noma ukusebenza kwensimu.

Ukulawulwa Kwenqubo

Ukuqapha kwesikhathi sangempela kulandelela ukunemba kobubanzi bokulandelela, ukunemba kokuqopha, ukufana kokufaka amapulangwe , kanye nokubhaliswa kwesendlalelo kuya kwesendlalelo ngesikhathi sokukhiqiza. Ukulinganisa okuqhubekayo kukhiqiza amaphuzu edatha abonisa ukuzinza kwenqubo futhi kuvumela ukulungiswa okusheshayo lapho amapharamitha eqhubekela emikhawulweni yokucaciswa, okuvimbela ukusabalala kwesiphambeko kuwo wonke amaphaneli okukhiqiza.

Ukuhlolwa Kokugcina Nokuqinisekisa

Ukuhlola okuphelele kuhlanganisa ukuhlaziya okuzenzakalelayo kokubona, i-X-ray imaging, ukuhlolwa kokuqhubeka kukagesi, nokuhlolwa kokucindezeleka kwemvelo. Le ndlela yezindlela eziningi iqinisekisa ukuthi amabhodi aqediwe ahlangabezana nokucaciswa kwedizayini futhi angakwazi ukumelana nezimo zokusebenza ezihlanganisa ukugeleza kwamanje okuqhubekayo kanye nokuhamba ngebhayisikili okushisayo.

I-AOI kanye nokuhlolwa okubonakalayo ku-Heavy Copper PCB Control Control

Ukuhlola Okuzenzakalelayo Okuzenzakalelayo

Izinhlelo ze -AOI zibona amaphutha omqhubi abeka engcupheni amandla okuthwala ugesi kanye nobuqotho besekethe:

• Vula amasekhethi nokulandelelwa okungaphelele - Ihlonza amaphutha e-etching adala izindlela ezimelana kakhulu noma amakhefu aphelele emzileni wombhidisi.
• Amasekhethi amafushane phakathi kwamathrekhi aseduze - Ithola ibhuloho lethusi noma imvume enganele ebangela izindlela zamanje ezingahlosiwe.
• Ukwehlukahlukana kwe-over-etching kanye ne-dimensional - Iqinisekisa ukuthi ububanzi bokulandelela buhlala bungaphakathi kokubekezelela izilinganiso zamanje ezishiwo.
• Ama-copper burrs nokungahambi kahle kwendawo - Ithola iziphambeko ezingase zingene kumaski we-solder noma zidale ama-protrusions abukhali.

Ama-algorithms okubona adinga ukulinganiswa kwezisindo zethusi ezingu-3 oz noma ngaphezulu, njengoba ukulandelelwa okuminyene kubonisa amasiginesha ahlukile okubona kunekhopha evamile. Ukulungiswa kwekhamera nama-engeli okukhanya kufanele kuhambisane nezici zobukhulu kanye nezakhiwo ezikhanyayo zezici zethusi esindayo.

Ukuqinisekiswa Kokuhlola Okubonakalayo

Ukuhlola okwenziwa mathupha kubonisa okudidayo kwendawo lapho amasistimu azenzakalelayo angase angahlukaniseki kahle, ikakhulukazi ikhwalithi yokunamathela kwemaski ye-solder, ukufana kokuphela kwendawo, kanye nezindawo zoshintsho lapho ithusi eliwugqinsi lihlangabezana nezici ezingcono kakhulu. Lokhu kuqinisekisa kwesibili kudala ukuphindaphinda okuthuthukisa amazinga okuthola amaphutha esewonke.

Ukuhlolwa kwe-X-ray Ukulawulwa Kwekhwalithi Yangaphakathi

Ngokugcwaliswa kanye nesakhiwo sangaphakathi

Ukuthwebula izithombe nge-X-ray kwembula amaphutha angabonakali ekuhlolweni kobuso, ikakhulukazi ezakhiweni ezinezingqimba eziningi ezidlula isisindo sethusi esingu-6 oz. Ubuchwepheshe buqinisekisa ngokuqina kwemiphongolo, ukugcwaliswa kwemigodi embozwe nge-plated, kanye nokulungiswa kwezingqimba zangaphakathi ngaphandle kokuhlukanisa okubhubhisayo okubonisa kuphela izindawo zebhodi ezilinganiselwe.

Ukungaphelele ngokugcwaliswa kudala ukungaqhubeki kokumelana okukhiqiza ukushisisa kwendawo ngaphansi kokugeleza kwamanje. Ukuhlolwa kwe-X-ray kuqinisekisa ukuqhubeka kwekhopha eliqinile kulo lonke ngomphongolo, ukusuka endaweni yokungena kuya kuphedi wokuphuma, kuqinisekisa ukuqhutshwa kwamanje okuthembekile nokudlulisa ukushisa kuzo zonke izingqimba zebhodi.

Ukuthola i-Pating Void

Izikhala zangaphakathi ezingaphakathi kwezimbobo ezipuletiwe noma ezingaboni kahle zilimaza ubuqotho besakhiwo namandla okuthwala amanje. Ukuhlaziywa kwe-X-ray kuthola lezi ziphambeko ngokubonisa ukuhlukahluka kokuminyana kwezinto okubonisa ukubekwa kwethusi okungaphelele. Ukutholwa kusenesikhathi kuvimbela ukwehluleka kwenkambu okwenzeka lapho ingcindezi yokwanda kokushisa igxila emingceleni eyize, kwande imifantu ngemiphongolo.

Isilinganiso Sokuqina Kwethusi Sokuqinisekisa Ikhwalithi

Ukuhlaziywa Kwezigaba Ezinqamulayo

Ukulungiswa kwe-Microsection kuveza ukwakheka kwebhodi kwangaphakathi ukuze kukale ukushuba okuqondile kuzo zonke izendlalelo zangaphakathi nezingaphandle. Amasampula amaphoyinti adlula amakhona ebhodi, izifunda ezimaphakathi, nezindawo eziminyana kakhulu ukuze zibonise ukufana kokusabalalisa ithusi. Le ndlela elimazayo inikeza izindinganiso zereferensi eziqinisekisa ukunemba kokulinganisa okungabhubhisi futhi iqinisekise ukuthi i-electroplating ifinyelela izisindo zethusi ezishiwo.

Ukuqinisekiswa Kokuqina Okungabhubhisi

Izinzwa zamanje ze-Eddy zinika amandla ukuhlolwa kwephaneli okungu-100% kunokuqinisekisa okusekelwe kusampula, kuthola ukuhluka kogqinsi okubonisa ukukhukhuleka kwenqubo yokucwenga. Izilinganiso zokuhlola othintana naye ezindaweni ezichaziwe zegridi ziqinisekisa ukufana kuwo wonke amaphaneli okukhiqiza, okuqinisekisa ngisho nokusatshalaliswa kwamanje phakathi nokusebenza kanye nokusebenza okushisayo okulinganiselayo okuvimbela ukugxila kwengcindezi yendawo.

Ukuhlolwa Kokwethembeka Ngaphansi Kwemithwalo Yamanje Ephezulu

Ukuhlolwa kokucindezeleka kwendawo kuqinisekisa ukulawulwa kwekhwalithi ye-PCB yethusi esindayo ngokulingisa izimo zokusebenza ezisheshisa ukubonakaliswa kokukhubazeka okucashile. Izivumelwano zokuhlola ziqinisekisa ukuthi amabhodi amelana nengcindezi kagesi, eshisayo, neyomshini kukho konke ukuphila kwawo kwesevisi.

Thermal Cycling Test

Uhambo lwezinga lokushisa oluphakathi kuka -40°C no-+125°C lulingisa ukushintsha kwamandla nokucisha okudala imijikelezo yokunwetshwa nokufinyezwa. Ukuhamba ngebhayisikili okuphindaphindiwe kuveza ngemifantu emincane ye-barrel, i-copper-to-substrate delamination, kanye nokuwohloka okuhlanganyelwe kwe-solder ngaphambi kokuthi amabhodi angene enkonzweni:

• Ubuqotho obufakwe emgodini - Iqinisekisa ukuthi ngemiphongolo igcina ukuqhubeka kukagesi ngaphandle kokwenza imifantu kusukela ekunwebeni okuhlukile phakathi kwethusi ne-substrate.
• Amandla okunamathela ethusi - Iqinisekisa ukuthi izendlalelo zethusi esindayo zihlala ziboshelwe kokubalulekile kwe-substrate ngaphansi kwemijikelezo yokucindezeleka okushisayo.
• Ukuthembeka okuhlangene kwe-Solder - Iqinisekisa ubuqotho bengxenye yokunamathisela lapho amazinga okunwetshwa kwebhodi ehluka kuma-coefficients wephakheji yengxenye.

Amabhodi aklanyelwe izinhlelo zokusebenza zamanje kufanele agcwalise amakhulu noma izinkulungwane zemijikelezo ngaphandle kokuwohloka kwepharamitha kagesi noma umonakalo obonakalayo wesakhiwo.

Ukuhlola Ukudlidliza Nokwethuka

Ukuhlolwa kokucindezeleka komshini kubhekana nezidingo zezimoto neze-aerospace lapho amabhodi ezwa ukudlidliza okuqhubekayo noma imithwalo yokushaqeka ngezikhathi ezithile. Amaphrothokholi okuhlola ahlola ukuthi isisindo sethusi esindayo nokuqinisa isakhiwo kuyabugcina yini ubuqotho emigodini ekhuphukayo, izindawo zokunamathisela, kanye nezindawo zokuguqulwa kobubanzi bokulandelela.

Ukuhlola Umthwalo Wamanje

Ukusebenza okuqhubekayo ngaphansi kwezimo zamanje ezilinganiselwe kuqapha ukusatshalaliswa kwezinga lokushisa futhi kuqinisekisa ukusebenza kahle kokuphathwa kokushisa . Ukuhlolwa okwedlulele kwembula ukujiya kwethusi okunganele, ukubi ngokugcwalisa, noma ukushabalaliswa kokushisa okunganele okungekho ukuhlolwa kukagesi okujwayelekile okungakwazi ukukubona, okuqinisekisa ukuthi ukwenyuka kwezinga lokushisa kuhlala ngaphakathi kwemingcele yomklamo ngaphansi kokugeleza kwamanje okuqhubekayo.

Ukulandelelwa Kwedatha Nokulawulwa Kwenqubo Yezibalo

Ukuqapha Inqubo Yesikhathi Sangempela

Ukulawulwa kwenqubo yezibalo kulandelela amapharamitha abalulekile afaka ikhemistri yokugeza yokucwenga, amaphrofayli wezinga lokushisa lamination, namaphethini okugqokwa kwebhithi yokubhoboza. Amashadi okulawula ahlonza amathrendi asondela emikhawulweni yokucaciswa, evumela isenzo sokulungisa ngaphambi kokukhiqiza imikhiqizo enesici. Le ndlela esebenzayo igcina amandla enqubo ngenkathi inciphisa ukukhiqizwa kwezilahliwe kanye nezidingo zokuphinda kusetshenzwe kabusha.

I-Traceability Systems

Izihlonzi ezihlukile zixhuma iphaneli ngayinye yokukhiqiza kumapharamitha akaliwe kukho konke ukukhiqiza, kudala umlando wenqubo ophelele ofinyeleleka ngamakhodi e-QR noma izinombolo zenkatho. Ukulandelelwa kwenza kube lula ukuhlaziya imbangela esheshayo lapho ukwehluleka kwenkambu kwenzeka, okuqinisekisa ukuthi izenzo zokulungisa zibhekana ngokuphumelelayo nobuthakathaka benqubo obuhlonziwe futhi kuvimbele ukuphindeka.

Isiphetho

Ukukhiqizwa kwe-PCB yethusi esindayo okuthembekile kudinga ukulawulwa kwekhwalithi okuhlelekile okuhlanganisa ukuqinisekiswa kwezinto, ukuqapha okungaphakathi kwenqubo, ukuhlolwa kokugcina, nokuhlolwa kokwethembeka. Iphoyinti lokulawula ngalinye liqinisekisa izici ezithile zokwakhiwa kwebhodi eziqinisekisa ngokuhlanganyela ukusebenza ngaphansi kwemithwalo yamanje ephezulu kanye ne-thermal kuyo yonke impilo yokusebenza.

Kwa-Highleap Electronics, izinhlelo zethu zokulawula ikhwalithi ye-PCB yethusi esindayo ziletha ukwethembeka okungaguquki ngokusebenzisa:

• Ubuchwepheshe bokuhlola obusezingeni eliphezulu - Amasistimu e-AOI alinganiselwe ukuze kutholwe ithusi eliwugqinsi kanye nesithombe se-X-ray esiveza amaphutha angaphakathi angabonakali lapho kuhlolwa phezulu.
• Ukuqinisekisa ukushuba okuphelele - Ukuhlaziywa kwe-cross-section kuhlanganiswe nokulinganisa okungabhubhisi kuqinisekisa ukufana kwethusi kuwo wonke amaphaneli okukhiqiza.
• Ukuhlolwa kokucindezeleka kwemvelo - Ukuhamba ngebhayisikili okushisayo, ukuhlolwa kokudlidliza, nokuqinisekiswa komthwalo wamanje kuqinisekisa ukuthembeka kokusebenza ngaphambi kokuthunyelwa.
• Ukulawulwa kwenqubo yezibalo - Ukuqapha kwesikhathi sangempela ngokulandeleka okugcwele kwenza ukulungiswa okusebenzayo kanye nokuhlaziya imbangela esheshayo.

Xhumana nethimba lethu lobunjiniyela ukuze uxoxe ngokuthi izinqubo zethu zokuqinisekisa ikhwalithi zisekela kanjani izidingo zakho ze-PCB ezinamandla aphezulu ngekhono lenqubo elibhalwe phansi kanye nokuqinisekiswa kokuthembeka.