Xa ukhetha iqonga legranite lokuchaneka kumatshini webhodi yesekethe yePCB, kukho izinto ezininzi ezibalulekileyo ekufuneka ziqwalaselwe ukuqinisekisa ukusebenza kakuhle kunye nokuchaneka.
Okokuqala kunye nokuphambili, i-flatness kunye nokuzinza kweqonga le-granite libalulekile. Iqonga kufuneka libe neqondo eliphezulu lokutya ukuze linike indawo ezinzileyo nethembekileyo kwibhodi yesekethe ye-PCB yokubethelela umatshini. Nakuphi na ukuphambuka kwi-flatness kunokukhokelela ekungalungiyo kwinkqubo yokubhoboza, echaphazela umgangatho weebhodi zeesekethe. Ke ngoko, kubalulekile ukukhetha iqonga legranite elenziwe ngobuchule kwaye ligqityiwe ukufezekisa ukucaba okufunekayo.
Enye into ebalulekileyo ekufuneka iqwalaselwe kukunganyangeki kwempahla kunye nokubola. I-Granite iyaziwa ngokuhlala kwayo kunye nokuchasana nokunxiba, okwenza kube yinto efanelekileyo yeeplatifomu ezichanekileyo. Nangona kunjalo, kubalulekile ukuqinisekisa ukuba uhlobo oluthile lwegranite olusetyenziselwa iqonga lufanelekile kwisicelo esijoliswe kumatshini kwaye lunokumelana nobunzima benkqubo yokubhoboza ngexesha.
Ukongeza kwizinto eziphathekayo ngokwazo, ukugqitywa komphezulu weplatifomu yegranite nayo yinto ebalulekileyo yokuqwalaselwa. Ukugqitywa komphezulu ogudileyo kunye nofanayo kubalulekile ekuqinisekiseni uqhagamshelwano olufanelekileyo kunye nenkxaso yebhodi yesekethe yePCB ngexesha lenkqubo yokubhoboza. Nakuphi na ukungafezeki okanye uburhabaxa phezu komhlaba kunokukhokelela ekungahambelaniyo kwiziphumo zokubetha.
Ngaphaya koko, uzinzo lwe-dimensional yeqonga legranite libalulekile ekugcineni ukuchaneka kwinkqubo yokugqobhoza kwePCB. Iqonga kufuneka likwazi ukugcina imilinganiselo yalo kunye nokumila phantsi kweemeko ezahlukeneyo zeqondo lokushisa kunye nokufuma ukuze kuqinisekiswe ukusebenza ngokufanelekileyo kunye nokuchanekileyo.
Ekugqibeleni, umgangatho jikelele kunye nokuchaneka kwenkqubo yokuvelisa kufuneka kuthathelwe ingqalelo xa ukhetha iqonga lokuchaneka kwegranite. Kubalulekile ukukhetha iqonga elenziwe ukuba libe nokunyamezela okuphezulu kunye nemigangatho yomgangatho wokuqinisekisa ukusebenza okuthembekileyo nokuphindayo.
Ukuqukumbela, xa ukhetha iqonga lokuchaneka kwegranite kumatshini wokubethelwa kwebhodi yesekethe ye-PCB, kubalulekile ukuqwalasela izinto ezinje ngokutyabeka, ukuqina kwezinto eziphathekayo, ukugqiba umphezulu, ukuzinza komdimensional, kunye nomgangatho wokuvelisa ukuqinisekisa ukusebenza kakuhle kunye nokuchaneka kwinkqubo yokugqobhoza.
Ixesha lokuposa: Jul-03-2024