Njengoba amathuluzi okusika, isikhunta esinembile, izingxenye zezimoto, izingxenye ze-elekthronikhi kanye nezinhlelo zokusebenza zokukhiqiza ezisezingeni eliphezulu ziqhubeka nokuya esivinini esiphezulu, umthwalo ophezulu kanye nokuphila isikhathi eside kwenkonzo, izembozo eziqinile sezibe yisisombululo esibalulekile sobunjiniyela bomphezulu. Izembozo ezifana ne-AlTiN, i-AlCrN, i-TiAlSiN, i-CrAlN, i-DLC kanye ne-ta-C azisasetshenziswa kuphela ukuthuthukisa ubulukhuni bomphezulu. Ziyadingeka kakhulu ukuze zilethe inhlanganisela ephelele yokumelana nokuguguleka, ukumelana nokushiswa kwe-oxidation, ukungqubuzana okuphansi, ukuzinza kokushisa, ukunamathela okuqinile kanye nokusebenza okuzinzile ngaphansi kwezimo zokusebenza ezinzima.
Nokho, ngemuva kwayo yonke i-superhard coating esebenza kahle kakhulu, kukhona ifasitela lenqubo elincane nelibucayi kakhulu. Ikhwalithi yokugcina ye-coating ayinqunywa yipharamitha eyodwa, kodwa ngokuhlanganiswa okunembile kwendawo ye-vacuum, ukuminyana kwe-plasma, izinga lokushisa le-substrate, i-bias voltage, ukugeleza kwegesi, isimo sethagethi, izinga lokufakwa, amandla e-ion kanye nokunyakaza kwe-fixture. Kwabakhiqizi bemishini ye-vacuum coating kanye nabahlinzeki bezinsizakalo ze-coating, ukuqonda nokulawula la mafasitela enqubo abalulekile kuyisisekelo sokufeza ukukhiqizwa kwe-coating okuzinzile, okuphindaphindwayo nokuthuthukile.
Ithrendi Yemboni: Kusukela Ekugugeni Okuqondiswe Kubulukhuni Kuya Kubunjiniyela Bomphezulu Oqondiswe Kukusebenza
Esigabeni sokuqala sokusetshenziswa kwe-hard coating, ukusebenza kwe-coating kwakuvame ukuhlolwa ikakhulukazi ngokuqina. Ifilimu eqinile ngokuvamile yayibhekwa njengefilimu engcono. Kodwa-ke, njengoba izimo zokusetshenziswa ziba nzima kakhulu, lo mqondo wokuhlola owodwa awusanele. Ekusikeni ngesivinini esikhulu, i-coating kumele imelane ne-oxidation kanye nokuqhekeka kokushisa. Ekusetshenzisweni kwe-mold okunembile, kumele inciphise ukungqubuzana futhi ivimbele ukuguguleka kwe-glue. Ekusetshenzisweni kwe-elekthronikhi kanye namathuluzi amancane, kumele igcine ubukhali bomphetho futhi igweme ukucindezeleka kwangaphakathi ngokweqile. Ekusetshenzisweni kokusebenza kwezimoto nokuhlobisa, ukuzinza kwe-coating, ukushelela kwendawo kanye nokuvumelana kombala we-batch kubaluleke ngokulinganayo.
Lokhu kushintsha kusho ukuthi ubuchwepheshe bokumboza obuqinile bungene esigabeni esicwengekile kakhulu. Ukumboza akusiyona nje kuphela isendlalelo esivikelayo, kodwa futhi kuyindlela yokusebenza phakathi kwe-substrate nendawo yokusebenza. Ukusebenza kwayo kuncike kusakhiwo esincane, ukwakheka kwesigaba, ukucindezeleka okusele, ukubopha kwe-interface kanye nesimo somphezulu. Ngakho-ke, inselele eyinhloko yokwakheka kokumboza okuqinile akusekho nje "indlela yokufaka ifilimu eqinile", kodwa "indlela yokufaka isakhiwo esifanele sefilimu ngaphakathi kwefasitela lenqubo elizinzile nelilawulekayo".
Inselele Yenqubo: Ibhalansi Phakathi Kokuqina, Ukunamathela kanye Nokucindezeleka Okusele
Ukwakheka kwezimbozo eziqinile kuhilela ibhalansi eqhubekayo phakathi kobulukhuni, ukuqina, ukunamathela kanye nokucindezeleka kwangaphakathi. Isibonelo, ukwandisa amandla okuqhuma kwama-ion kungaqinisa isakhiwo sefilimu futhi kuthuthukise ubulukhuni, kodwa amandla e-ion amaningi kakhulu angafaka ukucindezeleka okuphezulu kokucindezela, kunciphise ukunamathela noma kubangele ngisho nokuqhekeka kwengubo. Ukwandisa ukucindezela okungaphelele kwe-nitrogen kungakhuthaza ukwakheka kwe-nitride, kodwa isilinganiso segesi esingazinzile singaholela ebuthini obuqondiwe, ukuguquguquka kwesilinganiso sokufakwa kanye nokungazinzi kwesigaba. Ukuphakamisa izinga lokushisa le-substrate kungathuthukisa ukuhamba kwe-athomu kanye ne-crystallinity, kodwa izinga lokushisa eliphakeme lingaphazamisa izingxenye eziqondile, lithambise i-substrate noma lithinte ukunemba kobukhulu.
Kwezingubo eziqinile ezisekelwe ku-carbon ezifana ne-DLC ne-ta-C, iwindi lenqubo liba bucayi kakhulu. Isilinganiso sebhondi ye-carbon ephezulu ye-sp³ sibalulekile ekutholeni ubulukhuni obuphezulu, kodwa ngokuvamile sidinga ukulawulwa okunembile kwamandla e-ion kanye nezimo ze-plasma. Uma amandla e-ion ephansi kakhulu, ifilimu ingase ifane ne-graphite futhi ilahlekelwe ubulukhuni. Uma amandla e-ion ephezulu kakhulu, ifilimu ingase iqongelele ukucindezeleka okukhulu kokucindezela futhi ihlupheke ngokunamathela okubi. Ngakho-ke, ukufakwa kwezingubo ze-ta-C noma ze-DLC ezisebenza kahle kakhulu akudingi nje kuphela umthombo we-plasma ozinzile, kodwa futhi nokulawula okuhle kakhulu kokubandlulula kwe-substrate, izinga lokushisa lokufakwa, amandla e-carbon ion kanye nomklamo we-interlayer.
Ngezingubo ezisekelwe ku-nitride ezifana ne-AlTiN, i-AlCrN kanye ne-TiAlSiN, isihluthulelo sisekulawuleni isilinganiso se-metal element, izinga lokusabela kwe-nitrogen, ubuningi be-coating kanye nesakhiwo se-multilayer. Okuqukethwe kwe-Al okufanele kungathuthukisa ukumelana ne-oxidation, kuyilapho izakhi ze-Ti, Cr noma ze-Si zisiza ukulungisa ubulukhuni, ukuqina kanye nokuqina kokushisa. Kodwa-ke, uma ukwakheka kuphambuka efasiteleni lenqubo eklanyiwe, i-coating ingaba brittle, inezimbobo noma ingazinzi ekushiseni okuphezulu. Yingakho izinqubo zesimanje ze-superhard coating zithembela kakhulu ekulawuleni amandla okunembile, ukulawulwa kokugeleza kwegesi okuzinzile kanye nokusatshalaliswa kwe-plasma okuphindaphindwayo.
Isidingo Semishini: I-Plasma Ezinzile, Ukulawula Okunembile kanye Nokufakwa Okuphindaphindwayo
Ukuze uthole izembozo eziqinile zekhwalithi ephezulu, imishini yokubopha i-vacuum kumele ihlinzeke ngendawo yokubeka ezinzile nelawuleka kakhulu. Isidingo sokuqala uhlelo lokufaka i-vacuum oluhlanzekile noluthembekile. Ukucindezela okuphansi kwesisekelo kusiza ukunciphisa umoya-mpilo, umswakama kanye nezinye izinto ezingcolisayo ezisele, okuthinta ngqo ubumsulwa bokufaka kanye nokunamathela kwe-interface. Ngesikhathi sokufaka, ukucindezela okuzinzile kokusebenza nakho kubalulekile ekugcineni ukufana kwe-plasma nokulawula indlela ephakathi yokukhululeka kwezinhlayiya. Noma yikuphi ukuguquguquka kokucindezela kwe-vacuum kungabangela ushintsho ekuminyaneni kwefilimu, ubulukhuni bomphezulu kanye nesilinganiso sokufaka.
Isidingo sesibili esibalulekile ukulawulwa kwe-plasma okunembile. Kungakhathaliseki ukuthi kusetshenziswa i-cathodic arc ion plating, i-magnetron sputtering, i-filtered arc deposition noma ubuchwepheshe be-hybrid coating, amandla kanye nobuningi bezinhlayiya ezishajiwe kunethonya eliqondile esakhiweni se-coating. Umthombo we-plasma ozinzile ungathuthukisa izinga le-ionization, uthuthukise ukuqina kwe-coating futhi uqinisekise ukubopha okuqinile phakathi kwefilimu ne-substrate. Nge-superhard coating, ikakhulukazi lezo ezidinga izakhiwo eziqinile ze-nanocomposite noma ze-multilayer, ukuzinza kwe-plasma kuhlobene ngqo nokuqina kwe-coating, ukuqina kanye nokuphila kwenkonzo.
I-voltage ye-Bias ingenye iwindi lenqubo ebalulekile. I-substrate bias ilawula amandla e-ion bombardment futhi ithinta ukuqina kwefilimu, ukucindezeleka okusele kanye nokunamathela. I-bias elawulwa kahle ingasebenzisa ubuso be-substrate, ithuthukise i-nucleation futhi yakhe isakhiwo sokumboza esiminyene. Kodwa-ke, i-bias eyeqile ingabangela ukushisa ngokweqile, ukuqongelela ukucindezeleka noma umonakalo onqenqemeni, ikakhulukazi kumathuluzi anembile kanye nezingxenye ezincane. Ngakho-ke, imishini yokumboza ethuthukisiwe kumele isekele ukulawulwa kwe-bias okunembile, okuzinzile nokuhlelekayo kulo lonke ukuhlanza, ukufakwa kwengqimba yokuguquka kanye nokufakwa kwe-main coating.
Ukuphathwa kwezinga lokushisa kubaluleke ngokulinganayo. Ukwakheka kwe-superhard coating kuvame ukudinga izinga lokushisa elifanele le-substrate ukuthuthukisa ukwakheka kwe-crystallinity kanye nokunamathela kwefilimu. Ngesikhathi esifanayo, ama-substrate amaningi, njengamathuluzi e-carbide anembile, isikhunta, izingxenye zensimbi engagqwali noma izingxenye ze-elekthronikhi, anemikhawulo eqinile yokushisa. Lokhu kudinga imishini yokumboza ukuze inikeze ukushisa okufanayo, impendulo enembile yokushisa kanye nokulawula ukushisa okusebenzayo phakathi nemijikelezo emide yokukhiqiza. Ngezinqubo ze-DLC noma ze-ta-C ezisezingeni eliphansi, ukuzinza kwezinga lokushisa kuba yinto ebaluleke kakhulu ngoba ifilimu kumele igcine ubulukhuni obuphezulu ngaphandle kokulimaza i-substrate.
Ukugeleza kwegesi kanye nokulawulwa komkhathi ophendulayo nakho kubalulekile efasiteleni lenqubo. Ezinhlelweni zokumboza i-nitride kanye ne-carbonitride, isilinganiso se-argon, i-nitrogen, i-acetylene noma amanye amagesi aphendulayo sinquma ukwakheka kwefilimu kanye nesakhiwo sesigaba. Izinguquko ezincane ekugelezeni kwegesi zingaholela ekwehlukeni okukhulu kobulukhuni, umbala, ukucindezeleka kanye nokumelana nokuguguleka. Ngakho-ke, izilawuli zokugeleza kwesisindo ezinembe kakhulu, ukulawulwa kwengcindezi okuzinzile kanye nezindlela zokupheka zenqubo ezithembekile ziyadingeka ekukhiqizweni kokumboza okuphindaphindwayo.
Ngezimbozo eziqinile ezisekelwe ku-arc ye-cathodic, ukulawulwa kwezinhlayiya kungenye into ebalulekile. Imithombo ye-arc yaziwa ngesilinganiso sayo esiphezulu se-ionization kanye nokunamathela okuqinile kwefilimu, kodwa amaconsi nama-macroparticles angathinta ukushelela kokufaka kanye nekhwalithi yobuso obunembile. Ezinhlelweni ezifana nokubhoboza okuncane, izikhunta ezinembile, izingxenye ze-optical noma izembozo ezisebenzayo zokuhlobisa, izinhlayiya eziningi zingaba imithombo yeziphambeko. Ngakho-ke, ukuhlunga kwamagnetic, ukwakheka komthombo we-arc okwenziwe kahle, ukuguguleka okuqondiwe okulawulwayo kanye nezakhiwo zokuvikela ezifanele kubalulekile ekuthuthukiseni ikhwalithi yobuso bokufaka.
Umklamo wezinto zokwakha akufanele unganakwa. Izinto zokwakha eziqinile zivame ukusetshenziswa kumathuluzi ayinkimbinkimbi noma izingxenye ezinemiphetho yokusika, imifantu, imigodi kanye nezindawo ezigobile. Uma umklamo wezinto zokwakha ungafaneleki, imiphumela yokufihla isithunzi, ukujiya okungalingani kanye nokumbozwa okungekuhle komphetho. Ukujikeleza kwe-Multi-axis, ukusatshalaliswa komthwalo ofanayo kanye nokuxhumana kukagesi okuzinzile kubalulekile ukuqinisekisa ukuhambisana kokugqoka kulo lonke ibhetshi. Ekukhiqizweni ngobuningi, uhlelo lwezinto zokwakha lunquma ngqo ukuthi imishini ingalinganisa yini umthamo wokulayisha ophezulu nekhwalithi yokugqoka efanayo.
Isifinyezo Senani: Ukulawulwa Kwefasitela Lenqubo Kuchaza Ukuncintisana Kokumboza
Ukuncintisana kobuchwepheshe bokumboza obuqinile ekugcineni kuncike ekhonweni lokulawula iwindi lenqubo. Ukumboza okusebenzayo okuphezulu akudalwa yipharamitha eyodwa enamandla, kodwa ngokufanisa okunembile kokwelashwa kwangaphambili kwe-substrate, ukuhlanzwa kwe-plasma, ukwakheka kwengqimba yokuguquka, amandla okubeka, umoya wegesi, ukujiya kokumboza, ukulawula ukucindezeleka kanye nenqubo yokupholisa. Noma yikuphi ukuphambuka ngesinyathelo esisodwa kunganciphisa ukunamathela kokumboza, kwandise ukuqhekeka, kuthinte ukushelela kobuso noma kufinyeze impilo yenkonzo.
Kubasebenzisi bokugcina, ukugqoka okuqinile okuqinile kusho ukuphila isikhathi eside kwamathuluzi, ukungqubuzana okuphansi, ukunemba okuthuthukisiwe komshini, ukuphazamiseka okuncane kokukhiqiza kanye nezindleko zokukhiqiza eziphansi. Kubahlinzeki bezinsizakalo zokugqoka, amafasitela enqubo azinzile asho ukuhambisana okungcono kwe-batch, ukuguquguquka okuncane kwekhwalithi kanye nokuncintisana okuqinile ezinhlelweni zokusebenza eziphezulu. Kubakhiqizi bemishini, ikhono lokuhlinzeka ngeplatifomu yokugqoka ephelele nelawulekayo kuyisihluthulelo sokusiza amakhasimende ukuthi asuke ekuthuthukisweni kwesampula aye ekukhiqizweni kwezimboni okukhulu.
Njengoba ukukhiqizwa okuthuthukisiwe kuqhubeka nokuthuthuka, ukugqoka okuqinile kuzodingeka ukuthi kusebenze ngaphansi kwezimo ezidinga kakhulu. Isigaba esilandelayo somncintiswano ngeke sisakhawulelwa ebulukhunini bokugqoka kuphela. Sizogxila ekusebenzeni okuphelele kwefilimu, ukulawulwa kwenqubo okunembile kanye nekhono lokukhiqiza ngobuningi eliphindaphindwayo. Ngakho-ke imishini yokugqoka nge-vacuum kumele iguquke ibe yipulatifomu yobunjiniyela bendawo ehlanganisiwe ehlanganisa i-vacuum ehlanzekile, i-plasma ezinzile, ukulawulwa okunembile kokukhetha, ukuphathwa kokushisa okuthuthukisiwe, ukwakheka kokugqoka okuguquguqukayo kanye nokuphindaphinda kwenqubo okuhlakaniphile.
Kulesi simo, iwindi lenqubo ebalulekile yokwakheka kwe-superhard coating akuyona nje ibanga lepharamitha lobuchwepheshe. Umngcele oyinhloko onquma ukusebenza kwe-coating, ukuzinza kokukhiqiza kanye nenani lemakethe. Noma ngubani ongakwazi ukuba yingcweti kuleli windi uzokwazi ukuletha izixazululo ze-superhard coating ezithembeke kakhulu zamathuluzi okusika, isikhunta, izingxenye zezimoto, ukukhiqizwa kwezinto zikagesi kanye nezinye izinhlelo zokusebenza zezimboni ezisezingeni eliphezulu.
-Lesi sihloko sishicilelwe nguumenzi wemishini yokumboza nge-vacuumI-Zhenhua Vacuum
Isikhathi sokuthunyelwe: Meyi-12-2026