Imboni ye-PCB ithembela kakhulu emishinini enokunemba ephezulu nemishini yokuqinisekisa imikhiqizo yabo ihlangabezana nezidingo eziqinile zamakhasimende abo. Ingxenye eyodwa ebalulekile emishini yabo iyingxenye yamagogo, esebenza njengesisekelo esiqinile futhi esizinzile senqubo yokumba kanye nokugaya. Ngakho-ke, ukukhetha umphakeli wengxenye ye-granite efanelekile kubalulekile ukufeza ama-PCB esezingeni eliphakeme ngokunemba nokunemba okungaguquki.
Nazi ezinye zezinto ezibalulekile okufanele uzicabangele ekukhetheni umphakeli wengxenye edumile ye-granite yemboni ye-PCB:
1. Ikhwalithi nokuqina
Ikhwalithi yengxenye ye-granite nokuqina okuyizinto ezibucayi okufanele ucabangele lapho ukhetha umphakeli. Umphakeli kufanele ahlinzeke ngezinto ezisezingeni eliphakeme zamatshe ama-grani ezingenazo iziphambeko, njengokuqhekeka, ama-chip, kanye nokufula. Ngokwengeziwe, umphakeli kufanele asebenzise izindlela ezisezingeni eliphakeme zokucubungula ukuthuthukisa ukuqina kwengxenye futhi aqinisekise ukuthi angamelana nobunzima bokushayela kwe-PCB nokugaya ngaphandle kokulimala noma ukugqoka.
2. Ukunemba nokunemba
Imboni ye-PCB idinga imishini eqondile futhi enembile ukuze uqinisekise ukuthi ama-PCB ahlangabezana nokucaciswa okudingekayo. Ngakho-ke, umphakeli wengxenye yamagogo kufanele ahlinzeke ngezinto ezinembe futhi ezinembile. Lokhu kudinga umphakeli ukuthi asebenzise imishini ethuthukile namathuluzi okulinganisa nokucubungula izinto zokwakha amagquma kumazinga adingekayo wokubekezelela.
I-3. Izisombululo ezingenzeka ngezindleko
Ngenkathi ikhwalithi nokunemba kubalulekile, imboni ye-PCB iyancintisana kakhulu, futhi izindleko ziyisici esibucayi. Ngakho-ke, umphakeli kufanele ahlinzeke ngezixazululo ezingezinhle ezihlangabezana nezidingo zekhwalithi nezidingo zokunemba. Kufanele banikeze ngamanani ancintisanayo aphakathi kwamazinga embonini ngenkathi egcina amazinga aphezulu kakhulu.
4. Izinsizakalo zokusekelwa kwamakhasimende
Umphakeli kufanele ahlinzeke ngezinsizakalo zokusekelwa kwamakhasimende ezivelele embonini yePCB. Kufanele babe nabamele izinsizakalo zamakhasimende atholakalayo ukubhekana nanoma yimiphi imibuzo noma ukukhathazeka okungase kuphakame. Umphakeli kufanele futhi ahlinzeke ngezixazululo ezenziwa embonini yePCB, ecabanga ngezidingo nezidingo zabo ezithile.
5. Isipiliyoni nobuchwepheshe
Umphakeli kufanele abe nesipiliyoni esibanzi ekusebenzeni nemboni ye-PCB. Kufanele badle ubuchwepheshe obudingekayo ekwakhiweni, ekwenziweni nasekuhlinzekweni kwezinto ezinamagogo embonini. Ngaphezu kwalokho, umphakeli kufanele abe nedumela elihle kakhulu kulo mkhakha, elinerekhodi elifakazelwe lokuletha izixazululo ezisezingeni eliphakeme kumakhasimende abo.
Ekuphetheni, ukukhetha umphakeli wengxenye ye-granite elungile kubalulekile ekuqinisekiseni imboni ye-PCB ikhiqiza ama-PCB esezingeni eliphakeme ahlangabezana nezidingo zamakhasimende kanye namazinga wekhwalithi. Ikhwalithi yomhlinzeki kanye nokuqina, ukunemba kanye nokunemba, izixazululo ezingenziwa ngezindleko, izinsizakalo zokusekelwa kwamakhasimende, isipiliyoni, kanye nobuchwepheshe kuyizinto ezibalulekile embonini ye-PCB kufanele zicabange ngaphambi kokukhetha umphakeli. Umphakeli ohlonishwayo uzohlinzeka ngezixazululo ezingenziwa ngempumelelo, ezithembekile, futhi ezenziwe ngendlela ehambelana nalo embonini, ezenza babe ngabalingani ababalulekile kwinqubo yokukhiqiza ye-PCB.
Isikhathi sePosi: Mar-15-2024