Ra’ayin Gwajin Yawo, fa’idodi da rashin amfanin PCB Flying Test

Ra’ayin Gwajin Yawo, fa’idodi da rashin amfanin PCB Flying Test

Gwajin tashi yana ɗaya daga cikin hanyoyin duba aikin lantarki na PCB (gwajin buɗaɗɗe da gajere). Gwajin allura mai tashi shine tsarin gwada PCB a cikin mahallin masana’anta. Ba a yi amfani da shi a cikin duk gadon gargajiya na injunan gwajin kan layi-Nails) dubawa, gwajin allura mai tashi yana amfani da binciken bincike huɗu zuwa takwas don matsawa zuwa gwajin batu-zuwa na abubuwan da ke ƙarƙashin gwaji. Ana jigilar UUT (rashin da ke ƙarƙashin gwaji) zuwa tashar gwaji ta bel ko wani tsarin watsa UUT
Cikin injin. Sa’an nan kuma a gyara, binciken na’urar gwaji ya tuntuɓi kushin gwajin kuma ta hanyar gwada nau’in naúrar da ke ƙarƙashin gwaji (UUT). An haɗa binciken gwajin gwajin zuwa direba ta hanyar tsarin da yawa (Geneta na sigina, samar da wutar lantarki, da dai sauransu) da na’urori masu auna firikwensin (multimeter dijital, mitar mita, da sauransu) don gwada abubuwan da aka gyara akan UUT. Lokacin da ake gwada wani sashi, sauran abubuwan da ke kan UUT ana kiyaye su ta hanyar lantarki ta hanyar bincike don hana karanta kutse na Digital.

Bambanci tsakanin gwajin allura mai tashi da gwajin tsayawa
◆ Injin gwajin allura mai tashiwa kayan aiki ne na yau da kullun ta amfani da hanyar capacitance. Binciken gwajin yana motsawa da sauri aya zuwa aya akan allon kewayawa don kammala gwajin.
◆ Koyi ma’aunin allo da farko kuma karanta daidaitaccen ƙimar ƙarfin kowace cibiyar sadarwa.
◆ farko gwaji tare da capacitance hanya, sa’an nan tabbatar daidai tare da juriya hanya a lokacin da auna capacitance ba a cikin m kewayon.
◆ four line measurement can be carried out.
◆ due to the slow testing speed, it is only suitable for testing samples with small batch.

Fa’idodi da rashin amfani:
◆ allurar gwajin tana da sauƙin lalacewa
◆ jinkirin saurin gwaji
◆ Yawan gwajin yana da girma, kuma mafi ƙarancin farar zai iya kaiwa 0.05mm ko ƙasa da haka
◆ no fixture cost, cost saving.
◆ ba za a iya gwada ƙarfin ƙarfin juriya ba, kuma gwajin jirgi mai ƙima yana da babban haɗari.