A cikin masana’antar lantarki, da buga kewaye hukumar (PCB) shine babban bangaren kayayyakin lantarki daban-daban. Ingancin siyar da abubuwan da aka haɗa akan PCB kai tsaye yana shafar aikin samfur. Saboda haka, ingancin dubawa da gwajin PCB allon ne ingancin iko na PCB aikace-aikace masana’antun. Hanyar haɗi mara makawa. A halin yanzu, yawancin aikin ingantattun kayan aikin siyar da PCB ana yin su ta hanyar duban gani da hannu. Tasirin abubuwan ɗan adam yana da sauƙin ɓacewa da kuskure.

Saboda haka, da PCB masana’antu cikin gaggawa bukatar online sarrafa kansa dubawa dubawa, kuma kasashen waje kayayyakin suna da tsada. Bisa wannan yanayi ne kasar ta fara bunkasa wannan. Tsarin Ganewa. Wannan takarda ya fi yin nazari akan gano lahanin walda na hukumar PCB: gano juriya na zoben launi, gano abubuwan walƙiya mai ɓarna da kuma tantance polarity capacitor.

Hanyar sarrafawa a cikin wannan takarda ita ce haɗa hanyar kwatanta tunani da kuma hanyar kwatanta ba tare da ambaton ba don samun hoton allo na PCB daga kyamarar dijital, da amfani da hanyoyin sanya hoto, preprocessing hoto da gano hoto, haɓaka fasalin don gane aikin ganowa ta atomatik. Ta hanyar gwajin hotuna na PCB da yawa, hanyar sakawa na fasalin hoton PCB yana inganta don samun daidaitaccen matsayi na hoto.

Daidaitaccen ɓangaren ɓarna shine muhimmin sashi. Wannan shi ne allon kewayawa da ma’auni. Yi matakin farko na daidai wasa. A cikin ɓangaren aiwatar da hoton, ana amfani da sabuwar hanyar gyara geometric don gyara hoton don samun ingantattun hotuna na PCB da madaidaitan daidaitawar pixel na kowane bangare, da aiwatar da binarization na hoto, tacewa na tsaka-tsaki, gano baki da sauran hanyoyin don samun mafi kyawun Ganewa. A cikin gane hoto na gaba na hoton tasirin, ana fitar da fasali daga hoton bayan an riga an aiwatar da su, kuma ana ɗaukar hanyoyin tantancewa daban-daban don lahani na walda daban-daban.

Aiwatar da hanyoyin ƙididdiga don fitar da daidaitaccen makamashin launi don tantance daidaitaccen juriyar zoben launi, da magance gano juriyar zoben launi daga rarrabuwar launi zuwa cikakken cikawa. Game da halaye na geometric na madaidaicin iyakacin duniya, ana amfani da hanyar tantancewar geometric akan aikace-aikacen walda mai zub da jini. Hanyar ganewa mai yiwuwa ta sami kyakkyawan sakamako mai kyau. Sabili da haka, wannan hanyar tana da ƙima mai kyau don ganowa ta atomatik na gano lahani na PCB a China.