
Mukamva 'Co 4' ikugwedezeka m'mashopu kapena kumisonkhano yogula zinthu, nthawi zambiri imayambitsa chithunzithunzi chapadera, nthawi zina chophweka kwambiri: chopangidwa ndi cobalt chopangidwa ndi cobalt kuti chiwonongeke kwambiri komanso kutentha kwambiri. Koma chizindikirocho chingakhale chosocheretsa ngati simuli ozama muzinthu zakuthupi. Si giredi imodzi, yapadziko lonse lapansi ngati 304 zosapanga dzimbiri; Ndi zambiri zachidule cha banja, ndipo mdierekezi ali mwatsatanetsatane-msanganizo weniweni wa cobalt, chromium, tungsten, ndi carbon zomwe zimatsimikizira ngati gawo lanu lipulumuka ndi ntchito ya ng'anjo kapena kulephera msanga pampando wa valve wopanikizika kwambiri. Ndawona ma projekiti akuyimilira chifukwa wina akuganiza kuti Co 4 onse amachita chimodzimodzi. Sichoncho.
Zolemba zogulira zimakonda bokosi laukhondo: Zinthu: Co 4. Koma kupereka izo ku maziko kapena malo ogulitsira makina ndi chiyambi chabe cha zokambirana. Chopinga choyamba chogwira ntchito ndi traceability ndi pepala lenileni lovomerezeka la mphero. Tikukamba za ma alloys omwe amagwiritsidwa ntchito nthawi zambiri muzamlengalenga kapena ma valve ovuta kwambiri, kotero simungangotenga mawu a ogulitsa. Ndikukumbukira gulu la zida zapansi pomwe chemistry inali mkati mwa "Co 4" yotakata, koma tungsten inali yotsika kwambiri. Ziwalozo zidali bwino, koma kukana kwawo kwa abrasive pakuyesa kumunda kunali pafupifupi 15% pansi pazoyerekeza. Zomwe zidakwaniritsidwa, koma cholinga cha pulogalamuyo sichinali. Ndilo kusiyana pakati pa zolemba ndi ntchito.
Apa ndipamene mgwirizano wanthawi yayitali ndi ogulitsa ophatikizika ophatikizika amafunikira. Kampani ngati Malingaliro a kampani Qingdao Qiangsenyuan Technology Co., Ltd., ndi zaka makumi atatu akuponya ndi kupanga makina, ali ndi njira yowonjezereka. Sakanangowona 'Co 4' pajambula; njira yawo imayamba ndikutsimikizira mulingo womwewo (kodi ndi ASTM F75, mtundu wa Stellite, kapena kuphatikiza kwa eni ake?) Makhalidwe olimba a ma alloys awa ndi ovuta - kuchepa ndi vuto lalikulu. Simungathe kuthira ngati chitsulo chosungunula.
Mbali ya makina imakulitsa zobisika zakuthupi izi. Cobalt alloys amagwira ntchito mwachangu. Ngati njira yanu yopangira zida ili yolakwika, simukudula zinthuzo; mukungochimenya cholimba, chophwanyika kwambiri chomwe chidzaphwanya choyika chanu chotsatira cha carbide. Kuthamanga kozizira ndi komwe kumalowera sikungakambirane; muyenera kusunga malo odulidwawo ozizira ndikutsuka tchipisi nthawi yomweyo kuti mupewe kuwotchereranso. Ndi nyimbo yosiyana poyerekeza ndi chitsulo.
Pazigawo zovuta kwambiri - ganizirani masamba a turbine kapena zida zojambulira mafuta movutikira - kuyika ndalama nthawi zambiri ndiyo njira yokhayo yopangira ma aloyi a Co 4. Ndondomeko ya sera imalola njira zamkati ndi makoma owonda omwe sangafanane. Koma apa pali tsatanetsatane yomwe nthawi zambiri imanyalanyazidwa: kapangidwe ka zipolopolo za ceramic. Cobalt alloys ali ndi malo osungunuka kwambiri ndipo amatha kukhala otakataka. Chigoba chokhazikika chomwe chimapangidwira chitsulo chosapanga dzimbiri chikhoza kuwononga pamwamba kapena kumaliza bwino. Othandizira omwe ali ndi chidziwitso chakuya, omwe mutha kuwayeza kuchokera pamasamba awo ngati https://www.tsingtaocnc.com, idzakhala ndi machitidwe odzipatulira a zipolopolo za ma alloys ogwira ntchito. Ndi ndalama zambiri komanso chidziwitso chomwe chimalekanitsa akatswiri ndi akatswiri odziwa zambiri.
Tinayesa kusinthira ku makina atsopano, otsika mtengo a mbale zovala zapampu. Zojambulazo zimatchedwa Co 4. Zitsanzozi zinkawoneka bwino bwino. Koma pakuyesa koyamba kwa slurry, ming'alu yaying'ono idafalikira kuchokera ku zomwe zidakhala zophatikizika za ceramic mu nkhungu ya chipolopolo yomwe idasakanikirana ndi aloyi pamwamba. Kusanthula kulephera kunalozera ku dongosolo lomangira zipolopolo. Tinayenera kuchotsa gulu lonse ndikuyambiranso. Mtengo wa kulepherawo udaposa ndalama zonse zomwe zidasungidwa poyamba. Phunziro linali lakuti ndi zipangizozi, njira yopangira maziko ndiyofunika kwambiri ngati tikiti ya alloy.
Pambuyo poponya, chithandizo cha kutentha ndi malo ena amigodi. Kuchepetsa kupsinjika kumakhala kofunikira nthawi zonse, koma njira zochizira komanso kukalamba kwa ma cobalt alloys ndizovuta kwambiri. Nthawi yochuluka kapena madigiri angapo okwera kwambiri, ndipo mutha kuyambitsa magawo osalimba omwe amapha kulimba. Sikuti ndikuyiwala kuzungulira kwa uvuni. Mufunika kuwongolera ng'anjo yolondola ndipo nthawi zambiri, kupukuta kapena kuwongolera mpweya kuti mupewe kuwonongeka. Kutchula kwa QSY kugwira ntchito ndi ma aloyi apadera kukuwonetsa kuti ayenda izi; si luso lomwe mumapanga usiku umodzi.
Apa ndipamene chidziwitso chanthanthi chimakumana ndi kukuwa kwa spindle. Machining cast Co 4 zigawo zomaliza ndipamene malire a phindu amatha kuchotsedwa. Kuvala kwa zida ndizowonetseratu. Tidayimilira pamagulu ena amtundu wa sub-micron grain carbide, nthawi zina kupita ku ceramic kapena CBN (cubic boron nitride) kuti timalize ma pass. Koma ngakhale zili choncho, moyo wa zida umayesedwa ndi mphindi, osati maola. Kuthamanga bwino kumadalira kukhala ndi zida zolimba (palibe kuthamangitsidwa kololedwa), chida cha makina olimba kwambiri, komanso ma feed okhathamiritsa komanso kuthamanga kwake.
Langizo lothandiza lomwe tidaphunzira movutikira: osasokoneza kudula. Ngati muyima kaye kapena kupanga chodulira chododometsa ndi kapangidwe kake, mumapangitsa kuti chida chilephereke. Njirayi ndikugwiritsa ntchito njira za trochoidal mphero kuti mukhalebe ndi zida zogwiritsira ntchito nthawi zonse ndikuwongolera kutentha. Imachedwa pamapulogalamu koma imathamanga munthawi yamakina enieni chifukwa simusintha magawo ena onse.
Komanso, a CNC makina mwa ma aloyiwa amapanga tchipisi ta zingwe zakuthwa zomwe zimakhala zotentha kwambiri. Kasamalidwe ka chip ndi nkhani yachitetezo komanso yabwino. Tidayenera kubwezanso makina ozizirira othamanga kwambiri makamaka kuti ntchitozi ziswe ndikuchotsa tchipisi. Malo ogulitsira a Co 4 amawoneka mosiyana - amamveka mokweza, akutentha, ndipo pamakhala chipwirikiti mpaka gawo loyamba labwino litatuluka.
Kodi aloyi ya Co 4 yaiwisi imachokera kuti? Ili ndi funso la geopolitical komanso mayendedwe monga laukadaulo. Cobalt ndi chida chanzeru. Njira zake zogulitsira zimakhala ndi kusinthasintha. Wokondedwa wodalirika samangopanga makina; amakuthandizani kuchiteteza. Akhazikitsa maubwenzi ndi akatswiri opanga ma alloy kapena atha kulangiza za magiredi ena ovomerezeka m'banja la Co 4 omwe atha kupezeka bwino popanda kusokoneza ntchito yayikulu.
Pakusokonekera kwa mayendedwe azinthu zaka zingapo mmbuyomo, tinali ndi pulojekiti yopangira ma prototypes azachipatala omwe adafotokoza zamtundu wa CoCr alloy yapadera kwambiri. Nthawi yotsogolera kuchokera ku mphero yoyamba inali masabata 40. Wothandizira wophatikizika wokhoza adapereka malingaliro osinthira ku katundu wofanana ndi omwe adawatsimikizira kuti adzagwira ntchito yazamlengalenga yam'mbuyo, ndikusintha pang'ono pamankhwala otenthetsera pambuyo poponya kuti agwirizane ndi makina ofunikira. Inapulumutsa polojekiti. Kuthetsa mavuto kwamtunduwu kumabwera chifukwa cha zomwe wakumana nazo, osati buku logulitsira makina.
Uwu ndi mtengo wautumiki woyimitsa umodzi wa zigawo zofunika kwambiri. Pamene kuponyera, kutentha mankhwala, ndi CNC makina zili pansi pa denga limodzi, monga ndi wothandizira wophatikizidwa, malupu obwereza amakhala olimba. Akatswiri amatha kuuza gulu la oyambitsa ngati gulu linalake liri ngati gummy kapena kupangitsa zida zachilendo kuvala, zomwe zitha kubwereranso pakupatuka pang'ono kwa chemistry yosungunuka kapena kuzizira. Kukambitsirana kwamkati sikutheka mukamalima sitepe iliyonse kwa mavenda osiyanasiyana.
Chifukwa chake, mukamachita ndi Co 4, simukugula zinthu. Mukugula luso lophatikizika kwambiri lopanga. Mawu osakira ndi polowera basi. Mtengo weniweni ndi kupambana zimatsimikiziridwa ndi chirichonse chomwe chimachitika pambuyo podulidwa PO: mchitidwe wosungunula, mapangidwe a nkhungu, kuzungulira kwa kutentha, ndi njira yopangira makina.
Kuyang'ana mbiri ya kampani ngati QSY's-zaka 30 popanga ndi kupanga, kuyitanitsa ma aloyi opangidwa ndi cobalt makamaka-zomwe zimandiuza kuti mwina apanga chidziwitso chambiri pazovutazi. Webusaiti yawo, https://www.tsingtaocnc.com, si malo ogulitsa okha; kwa wogula luso, ndi chizindikiro cha madera awo okhazikika. Mutha kuwunikanso zomwe angakwanitse, koma zimachepetsa gawolo kuchokera kumashopu amakina wamba kupita kwa omwe mwina amamvetsetsa chifukwa chomwe gawo lanu la Co 4 silingatengedwe ngati chipika chachitsulo chofatsa.
Pamapeto pake, kupambana ndi ma alloys awa ndikulemekeza zovuta zawo. Ndi mgwirizano pakati pa mlengi amene amamvetsa malo utumiki, metallurgist amene amatchula kalasi yeniyeni, ndi kupanga bwenzi amene ali ndi zipsera ndi njira zothetsera kuchita izo kale. Mawu akuti 'Co 4' ndi chiyambi chabe cha zokambiranazi.
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