Masiku ano, ma metaldelgy yafika nthawi yayitali ndipo siili kutali ndi zinthu zovuta kwambiri padziko lapansi, diamondi.
Ufa? Zikumveka zodabwitsa, koma imodzi mwazinthu zolimba kwambiri padziko lonse lapansi zimapangidwa kuchokera ku ufa.
Izi ndi zomwe zimayambitsaKuyika kwa Carbide.
Pawuda
Tungsten oxide amasakanikirana ndi kaboni ndipo amakonzedwa m'makampani apadera kuti apange cangsten carbide, zida zazikulu za ma carbides onse. Cangsten Carbide ndi zinthu zolimba kwambiri komanso zogwiritsidwa ntchito ngati gawo lalikulu la carbide. Cangsten Carbide imasakanikirana ndi cobalt, yomwe ndiyofunikira ku katundu wa carbide. Cobabala zambiri, chobowoleza cha carbide; Cobalt cobalt, yovuta komanso yovala bwino yomwe ili. Makina olemera a zinthu zosiyanasiyana amapangidwa molondola. Chingwe cha 420 makilogalamu a zinthu zopangira sichitha kukhala chosiyana ndi magalamu 20. Kusakaniza ndi kugwirira kowoneka bwino. Pomaliza, osakaniza amapezeka mu ufa wabwino komanso woyengeka mu mphero yayikulu ya mpira. Osakaniza ayenera kuwuma kuti akwaniritse bwino. Mukakupera, ufa uli ndi kukula kwa tinthu tating'onoting'ono tating'onoting'ono tating'onoting'ono tinthu tating'onoting'ono.
Kufunikira
Choyamba, mawonekedwe oyambira ndi kukula kwake amapezeka ndikukakamizidwa ndi nkhonya ndikufa mu makina odzipereka a CNC-olamulidwa. Pambuyo pakukanikiza, tsamba limawoneka zofanana kwambiri ndi tsamba lenileni la carbide, koma kuuma kwake kuli kutali ndi gawo lofunikira. Loboti imasamutsa tsamba logawika kupita ku disc yopangidwa ndi zinthu zosalimba kutentha.
Ultering
Kuti muchepetse, tsamba ndi kutentha kuchitiridwa madigiri 1500 Celsius kwa maola 15. Njira yochimwa imapangitsa cobabala yokhotakhota kuti ikhale yolumikizana ndi tinthu tating'onoting'ono. Ng'ombe ya ntchentche yamkunja imachita zinthu ziwiri: tsamba limatsika kwambiri, lomwe liyenera kukhala lolondola kupeza zololeza zolondola; Kachiwiri, osakaniza ufa umasinthidwa kukhala nkhani yatsopano yokhala ndi chitsulo, yomwe imakhala carbide. Tsamba tsopano ndi lolimba monga limayembekezera, koma sanakonzekere kupereka. Pamaso ntchito yotsatira yopanga, mitengoyo imayang'aniridwa mosamala pamakina oyenerera.
Pogalu
Tsitsi la carbide likhoza kuperekedwa kolondola ndi pogaya diamondi. Tsamba limapangidwanso ndi zokhudzana ndi zokuza kutengera zofuna za geometric. Makina opera ambiri apanga muyeso wowongolera kuti ayang'anire ndikuyezera tsamba m'magawo angapo.
Kukonzekera m'mphepete
Mtima wodula umathandizidwa kuti apeze mawonekedwe oyenera kuti muchepetse kuvala kofunikira. Izi zitha kukhazikika ndi mabulashi apadera okhala ndi silicon carbide. Mulimonse momwe mungagwiritsire ntchito, zotsatira zomaliza ziyenera kufufuzidwa. 90% -95% ya ma invient onse ali ndi mtundu wina wokutira. Onetsetsani kuti mulibe tinthu tating'onoting'ono toyambitsa kuti ziwalepheretse kuyanjana ndi zomwe zidali.
Chokutila
Mankhwala mkangano (CVD) ndi Vapor Evar (PVD) ndi njira ziwiri zomwe zilipo. Kusankha kwa njirayi kumadalira zinthuzo ndi njira yokonza. Makulidwe okutira amatengera kuyikapo. Kuphimba kumatsimikizira kulimba kwa kulowetsa ndi moyo wa inter. Kudziwa za ukadaulo kumagwiritsa ntchito zigawo zambiri zokutira padziko lapansi, monga Titanium Carbide, aluminium oxide ndi titanium nitride, yomwe ingawonjezere moyo wautumiki komanso kulimba mtima.
Ngati njira ya CVD imagwiritsidwa ntchito pokutidwa, tsamba limayikidwa mu ng'anjo, ndipo chlorides ndi oxidis ndi oxide owonjezeredwa mu njira yolumikizira limodzi ndi hydrogen. Pa madigiri 1000 Celsius, mpweya uwu umalumikizana ndikuchitanso zinthu pamalo a carbide, kuti tsamba ikhale yokutidwa ndi matalala ochepa chabe a millimeter. Zida zina zokutidwa zimakhala ndi golide, zomwe zimawapangitsa kukhala amtengo wapatali komanso kukhala wokhazikika nthawi 5 poyerekeza ndi masamba osaneneka. PVD, kumbali inayo, imawathira masamba 400 digiri Celsius.
Kuyendera komaliza, chizindikiro ndi kuyika
Masamba amadutsa poyang'ana pawokha, kenako timalemba zinthuzo kuzimiririka ndipo pamapeto pake timazinyamula. Mabokosi a tsambawo amalembedwa ndi chidziwitso cha mankhwala, nambala ya seri komanso tsiku, yomwe ndi lonjezo kuti ogwiritsa ntchito akhale abwino kwambiri.
Kosungira katundu
Pambuyo pa malo, masamba ali okonzeka kutumiza kwa makasitomala. Tili ndi malo opezeka ku Europe, United States ndi Asia kuti tiwonetsetse kuti masamba aperekedwa kwa makasitomala mwachangu komanso bwino.
Post Nthawi: Feb-19-2025