Emkhakheni wokulinganisa ukunemba, ithuluzi lokulinganisa lesithombe esinezinhlangothi ezimbili liyisisetshenziswa esiyinhloko sokuthola idatha enemba kakhulu, namandla okucindezela ukudlidliza kwesisekelo sawo anquma ngokuqondile ukunemba kwemiphumela yokulinganisa. Uma ubhekene nokuphazamiseka okungenakugwemeka kokudlidliza endaweni yemboni eyinkimbinkimbi, ukukhethwa kwezinto eziyisisekelo kuba yisici esiyinhloko esithinta ukusebenza kwethuluzi lokulinganisa isithombe. Lesi sihloko sizoqhathanisa okujulile phakathi kwe-granite ne-cast iron njengezinto ezimbili eziyisisekelo, sihlaziye umehluko obalulekile ekusebenzeni kahle kokucindezelwa kokudlidliza, futhi sinikeze ireferensi yokuthuthukiswa kwesayensi kubasebenzisi bomkhakha.
Umthelela wokudlidliza ekunembeni kwesilinganiso samathuluzi okulinganisa isithombe esinezinhlangothi ezimbili
Ithuluzi lokulinganisa lesithombe esinezinhlangothi ezimbili lithwebula i-contour yento ehlolwayo ngokuthembela kusistimu ye-optical imaging futhi ibona ukukalwa kosayizi ngokubala kwesofthiwe. Phakathi nale nqubo, noma yikuphi ukudlidliza okuncane kuzobangela ukuba ilensi inyakaze futhi into elinganiswayo isuke, okubuye kuholele ekufiphaleni kwesithombe nasekuphambukeni kwedatha. Isibonelo, esilinganisweni sesikhala sephinikhodi yama-chips e-elekthronikhi, uma isisekelo sihluleka ukucindezela ngempumelelo ukudlidliza, amaphutha okulinganisa angase aholele ekwahluleleni okungalungile kwekhwalithi yomkhiqizo futhi athinte izinga lokukhiqiza lawo wonke umugqa wokukhiqiza.
Izakhiwo zezinto ezibonakalayo zinquma umehluko ekucindezelweni kokudlidliza
Ukulinganiselwa kokusebenza kwezisekelo ze-cast iron
I-Cast iron iyinto evame ukusetshenziswa kusisekelo samathuluzi okulinganisa wesithombe esivamile futhi ithandwa ngenxa yokuqina kwayo okuphezulu nokusetshenzwa kalula. Kodwa-ke, isakhiwo sekristalu sangaphakathi sensimbi ekhonjiwe sikhululekile, futhi amandla okudlidliza aqhuba ngokushesha kodwa ahlakazeka kancane. Uma ukudlidliza kwangaphandle (njengokusebenza kwemishini yokusebenzela noma ukudlidliza komhlabathi) kudluliselwa kusisekelo sensimbi ecijile, amaza okudlidliza azobonakala ngokuphindaphindiwe ngaphakathi kwawo, enze umphumela wokuzwakala kwemisindo eqhubekayo. Idatha ibonisa ukuthi kuthatha cishe ama-millisecond angu-300 kuya kwangu-500 ukuze isisekelo sensimbi sizinze ngemva kokuphazanyiswa ukudlidliza, okuholela nakanjani ephuthani elingu-±3 ukuya ku-5μm phakathi nenqubo yokulinganisa.
Izinzuzo zemvelo zezisekelo ze-granite
I-Granite, njengetshe lemvelo elakhiwe ngezinqubo ze-geological phakathi namakhulu ezigidi zeminyaka, inesakhiwo sangaphakathi esiminyene nesifanayo esinamakristalu ahlanganiswe ngokuqinile, esinika izici eziyingqayizivele zokudambisa ukudlidliza. Uma ukudlidliza kudluliselwa kusisekelo se-granite, i-microstructure yayo yangaphakathi ingaguqula ngokushesha amandla okudlidliza abe amandla ashisayo, ifinyelele ukuncishiswa okuphumelelayo. Ucwaningo lubonisa ukuthi isisekelo se-granite singamunca ngokushesha ukudlidliza phakathi kwama-millisecond angama-50 kuye kwayi-100, futhi ukusebenza kahle kwawo kokucindezela ukudlidliza kungamaphesenti angama-60 kuye kwangama-80% ngaphezu kwalokho okusansimbi. Ingakwazi ukulawula iphutha lokulinganisa phakathi kuka-±1μm, inikeze isisekelo esizinzile sokulinganisa ukunemba okuphezulu.
Ukuqhathaniswa kokusebenza kuzimo zohlelo lokusebenza zangempela
Endaweni yokusebenzela yokukhiqiza ngogesi, ukudlidliza kwemvamisa ephezulu kwamathuluzi omshini nezinto zokusebenza kuyinto evamile. Uma ithuluzi lokulinganisa lesithombe esinezinhlangothi ezimbili elinesisekelo sensimbi elicijile likala usayizi wonqenqema wengilazi yesikrini sikamakhalekhukhwini, idatha yekhonta ishintshashintsha njalo ngenxa yokuphazamiseka kokudlikiza, futhi izilinganiso eziphindaphindiwe ziyadingeka ukuze kutholwe idatha evumelekile. Izinto zokusebenza ezinesisekelo se-granite zingakha izithombe zesikhathi sangempela nezizinzile, futhi zikhiphe imiphumela enembile ngesilinganiso esisodwa, kuthuthukisa kakhulu ukusebenza kahle kokutholwa.
Emkhakheni wokwenziwa kwesikhunta okunembayo, kunezidingo eziqinile zokulinganisa izinga le-micron lamakhonto angaphezulu kwesikhunta. Ngemuva kokusetshenziswa isikhathi eside, isisekelo sensimbi esisansimbi sithinteka kancane kancane ukudlidliza kwemvelo okunqwabelanayo, futhi iphutha lokulinganisa liyakhula. Isisekelo se-granite, esisebenza ngokuzinzile sokucindezelwa kokudlidliza, sihlala sigcina isimo sokulinganisa sokunemba okuphezulu, sigwema ngokuphumelelayo inkinga yokuvuselela isikhunta esibangelwa amaphutha.
Isiphakamiso sokuthuthukisa: Iya esilinganisweni sokunemba okuphezulu
Ngokuthuthukiswa okuqhubekayo kwezimfuneko zokunemba embonini yokukhiqiza, ukuthuthukisa isisekelo sethuluzi lokulinganisa lesithombe esinezinhlangothi ezimbili ukusuka kunsimbi ewugqinsi kuya kugwadle sekuyindlela ebalulekile yokufinyelela ukukalwa okuphumelelayo nokunembayo. Izisekelo ze-Granite azikwazi nje ukuthuthukisa ngokuphawulekayo ukusebenza kahle kokucindezelwa kokudlidliza, ukunciphisa amaphutha okulinganisa, kodwa futhi zandise impilo yesevisi yemishini kanye nezindleko zokulungisa eziphansi. Kungakhathaliseki ukuthi ugesi, ukukhiqizwa kwezingxenye zezimoto, noma izinkambu ezisezingeni eliphezulu ezifana ne-aerospace, ukukhetha ithuluzi lokulinganisa lesithombe esinezinhlangothi ezimbili ezinesisekelo segwadle kuwumnyakazo ohlakaniphile wamabhizinisi ukuthuthukisa izinga lawo lokulawula ikhwalithi futhi aqinise ukuncintisana kwawo kwemakethe.
Isikhathi sokuthumela: May-12-2025