Mukuwona 'magawo opanga makina a cobalt alloy' pa chojambula kapena RFQ, ndipo lingaliro loyamba silikhala lokhudzana ndi kuvala kwabwino komanso kukana dzimbiri kwa zinthuzo. Nthawi zambiri, kumakhala kubuula kwakachetechete pankhondo yomwe ikubwera ndi moyo wa zida, kugwira ntchito, komanso kasamalidwe kamafuta. Pali malingaliro olakwika odziwika kuti kuponya CNC yapamwamba pa superalloy iliyonse kumapereka magawo abwino. Ndipamene ntchito yeniyeni, ndi zolakwa zodula, zimayambira. Ndawonapo masitolo akugwira ntchito izi potengera mtengo wamtengo wapatali pa kilo imodzi, osayang'anitsitsa kuvala kwachidziwitso pazida zawo komanso nthawi yofunikira kuti agwire ntchito yodalirika. Sizitsulo zolimba chabe; ndi chirombo chosiyana palimodzi.
Chovuta Chachikulu: Sikuti Kuuma Kokha
Nkhani yayikulu yokhala ndi ma aloyi a cobalt, nenani ngati Stellite 6 kapena Haynes 25, sikungolimba kwawo kwa Rockwell C. Ndi chizolowezi chawo choumitsa ntchito komanso kutsika kwamafuta. Mumadula, malo omwe ali pansi pa nsongayo nthawi yomweyo amawumitsa, ndipo kutentha konse kodulidwa kumakhalabe muzitsulo, osati chip. Kuphatikiza uku ndi njira yabwino yopangira kuvala mwachangu kwa crater ndi notch pakuzama kwa mzere wodulidwa. Inu simungakhoze basi kuthamanga izo ngati chida chitsulo. Kulakwitsa kofala koyambirira ndiko kugwiritsa ntchito giredi lopangidwira zosapanga dzimbiri. Zitha kugwira ntchito pang'ono, koma kenako mukusintha magawo ena onse, kupha malire anu.
Chida cha geometry chimakhala chosagonja. Mufunika chotengera chabwino kwambiri kuti muchepetse mphamvu zodulira komanso m'mphepete mwakuthwa kuti mudule m'malo mokankhira zinthuzo. Koma nsonga yakuthwayo ndi yofooka, kotero gawo lapansi ndi zokutira ziyenera kukhala zapamwamba. Tinakhazikika pa carbide yambewu yokhala ndi zokutira zolimba za PVD AlTiN titawotcha mitundu ina ingapo. Chozizira? Iyenera kukhala yothamanga kwambiri, yogwiritsa ntchito chida, komanso yolunjika bwino. Osati kudzoza kwambiri, koma kutulutsa chip mokakamiza ndikuyesera kukoka kutentha kutali ndi mawonekedwe. Ngakhale pamenepo, mukuwongolera kutentha, osachichotsa.
Ndikukumbukira gulu la mipando ya ma valve pa ntchito yovuta kwambiri. Kusindikizaku kunkafuna kutsirizitsa ngati kalilole pamalo osindikizira. Tinali ndi miyeso yabwino, koma mapeto ake anali osagwirizana, kusonyeza misozi yaying'ono. Vuto linali kupotoza zida ndi kupanga pang'ono m'mphepete mwake, komwe kumang'ambika ndikulemba pamwamba. Yankho silinali chakudya chachangu; inali kuchedwetsa, kuchepetsa kuya kwa ma radial odulidwa, ndikugwiritsa ntchito njira yatsopano, yodzipatulira yomwe imasunga zida zokhazikika. Idawonjezera 15% ku nthawi yozungulira, koma ndiyo njira yokhayo yopezera gawolo pamakina okonzeka kugwiritsidwa ntchito, osati ntchito yachiwiri yopukutira.
Nangula Njira: Kuchokera Kukonzekera mpaka Kumaliza
Fixturing ndi wakupha wina mwakachetechete. Cobalt aloyi masika. Mukuganiza kuti mwachimanga molimba kuti mudutse movutikira, koma kupsinjika kwa zinthuzo komanso mphamvu zake zodulira zimatha kusuntha pang'ono, kapena kunjenjemera. Kugwedezeka kumeneko kumatanthauzira mwachindunji kukhala macheza komanso kulephera kwa zida. Tinasamukira kumapangidwe amtundu wa tombstone okhala ndi nsagwada zofewa zomangika zomwe zimalumikizana kwambiri. Cholinga chake ndikuthandizira gawolo mokhazikika momwe mungathere, nthawi zambiri pakusintha kwachangu. Pazigawo zokhala ndi mipanda yopyapyala, monga pazigawo zina zoyatsira moto, nthawi zina timakhala okhwima, kuchepetsa nkhawa, kenako kumaliza. Ndi kuvina kwa magawo awiri omwe muyenera kuwerengera muzolembazo.
Kubowola ndi ulusi ndi gehena yawoyawo yapadera. Kubowola kwa peck ndikofunikira, ndikuchotsa kwathunthu ku tchipisi tating'ono. Chitoliro chodzaza ndi cobalt alloy chidzawombera nthawi yomweyo. Popanga ulusi, timangogwiritsa ntchito ulusi wokhawokha. Ndiwochedwa kusiyana ndi kugogoda, koma kulamulira ndi mtheradi. Mutha kusintha kukula ndi zida zosinthira, mphamvu zodulira ndizotsika komanso zozungulira, ndipo ngati tchipisi ta mphero mumayikamo, mumalowetsa dzino limodzi, osachotsa gawo ndi kampopi wosweka wokhazikika mmenemo. Mtengo wa mphero ya ulusi ndi wochepa poyerekeza ndi mtengo wa gawo lomwe mukukonza lomwe mwatsala pang'ono kumaliza.
Kutsiriza kupita nthawi zambiri kumafuna malingaliro osiyana. Kumene mungatenge chiphaso cha 0.5mm muzitsulo, mu cobalt mungafunike kutenga maulendo awiri opepuka a 0.25mm kuti musaumitsenso pamwamba chifukwa cha kupanikizika kwambiri. Kuthamanga kwapamwamba ndi chakudya ziyenera kukhala pamalo otsekemera kwambiri. Mochedwa kwambiri, ndipo mukusisita, kutulutsa kutentha ndi ntchito-kuumitsa pamwamba. Mofulumira kwambiri, ndipo mumagwedeza chidacho motenthetsa. Malo okoma awa sapezeka kawirikawiri pa tchati chovomerezeka cha liwiro / chakudya kuchokera kwa ogulitsa zida; mumachipeza kupyolera muzitsulo zoyesa ndikumvetsera makina.
Snag Yeniyeni Yapadziko Lonse: Mbiri Yosavuta
Ndiroleni ndikupatseni chitsanzo cha konkire, gawo lomwe tidagwiritsa ntchito kasitomala mu gawo lopangira magetsi. Inali mawonekedwe osavuta - mphete yopangidwa ndi cobalt alloy yofunikira polowera mkati ndi mabowo angapo opingasa. Zinthuzo zinali aloyi ya Co-Cr-W. Cholinga choyambirira chinali kutembenuza poyambira ndikuboola mabowo. Kutembenuka kunayenda bwino ndi zida zapadera, koma kubowola kunali tsoka. Kubowola kwanthawi zonse kwa HSS-co sikungapange dzenje limodzi lisanadutse. Tinasinthira kumabowo olimba a carbide, koma kusweka kwake kunali kwakukulu chifukwa cha kudulidwa kosokonekera kwa poyambira komwe kunalipo.
Yankho lake silinali lokongola. Tinayenera kusintha ndondomeko yonse. Makina oyambira amabowo, pomwe gawolo likadali mphete yolimba, pogwiritsa ntchito kukhazikika kolimba komanso kubowola kwa carbide ndi helix yosinthika. Kenako, tinatembenuza poyambira mkati. Idawonjezera kukhazikitsidwa kwachiwiri, komwe sitinakonzekere. Kodi tikuphunzirapo chiyani? Ndi cobalt alloys, ndi kutsata makina ndizofunikira monga kusankha chida. Muyenera kukonzekera kukhazikika pagawo lililonse, ndipo nthawi zina izi zikutanthauza kuti muzichita zinthu mwanjira yomwe ikuwoneka ngati yosamveka pa chinthu chofewa. Uwu ndi mtundu wa chidziwitso chothandiza chomwe chimalekanitsa sitolo yomwe imatha kunyamula cobalt kuchokera yomwe imayipanga modalirika.
Apa ndi pamene chidziwitso cha nthawi yayitali ndi ma alloys enieni amalipira. Kampani ngati Malingaliro a kampani Qingdao Qiangsenyuan Technology Co., Ltd., ndi zaka makumi atatu akuponya ndi kupanga ma alloys apadera, akanakhala ndi nkhokwe zamkati za izi. Ayenera kuti awona kusiyanasiyana kokwanira kwa cobalt ndi ma alloys opangidwa ndi faifi tambala kuti akhazikitse ma tempulo otsimikizika a mabanja azigawo. Kuyendera tsamba lawo pa tsngtaocnc.com, mutha kuwona kuti akulemba zida izi ngati zapakatikati. Sichinthu chamzere chabe; zikutanthawuza kuzama kwa mayesero-ndi-zolakwa zomwe zasonkhanitsidwa, mtundu umene umalepheretsa kulakwitsa kwa ndondomeko yomwe ndalongosola kumene.
Kupitilira Pamakina: Unyolo Wamtengo Wathunthu
Kupambana ndi zigawo za cobalt alloy sichimangokhala pamalo ogulitsira. Zimayamba ndi zopanda kanthu. Kusasinthika kwa katundu wa katundu - kaya ndi kuponyera, kupangira, kapena mipiringidzo - ndizofunikira kwambiri. Kuuma kosagwirizana kapena voids mkati kuchokera pakuponya kudzatembenuza njira yokhazikika kukhala yowopsa. Tidaphunzira kuchokera ku mphero zodziwika bwino komanso zoyambira zomwe zimapereka ma cert athunthu komanso omwe amamvetsetsa zomwe zimapangidwa ndi mankhwala awo. Wokondedwa wabwino nthawi zina amalangizanso pazigawo zochizira kutentha kwa machinability.
Kuwongolera kwaubwino kumasinthanso. Macheke amtundu ndi ofanana, koma mukuyang'ananso kukhulupirika kwapamtunda. Timagwiritsa ntchito kuyesa kolowetsa utoto ngati chizolowezi pamalo otopa kwambiri kuti tiwone ngati pali ming'alu yaying'ono yopangidwa ndi makina. Kutsimikizira kusakhalapo kwa recast kapena kusanjikiza koyera ndikofunikira. Nthawi zina, njira yomaliza yopukutira kapena ma abrasive flow machining pass imatchulidwa kuti kuwonetsetsa kuti pamwamba pamakhala malo abwino ogwirira ntchito. Simukungopereka mawonekedwe; mukupereka chigawo chomveka chazitsulo.
Pomaliza, zachuma. Kukwera mtengo kwa zida, kukonza, ndi nthawi yamakina (nthawi zambiri pama premium 5-axis kapena malo otembenukira) kumatanthauza kuti magawowa sakhala okwera kwambiri. Ndizigawo zotsika kwambiri, zamtengo wapatali pazamlengalenga, zoyika zachipatala, kapena kukonza mankhwala. Ubale ndi kasitomala ndi wosiyana. Zimakhala zogwirizana, nthawi zambiri zimakhudzana ndi chitukuko cha mgwirizano. Mukugulitsa kuthekera kwanu ndi kudalirika kwanu, osati mtengo wagawo lililonse. Moyo wautali wa sitolo, monga mbiri ya zaka 30 za QSY, umakhala chinthu chogwirika pano - ndi wothandizira kukhazikika ndi chidziwitso chochuluka.
Chotengera: Lemekezani Nkhaniyo
Ndiye, chidule chanji kwenikweni pamakina a aloyi a cobalt? Zimafuna ulemu. Simungathe kuchitira nkhanza zakuthupi. Muyenera kumvetsetsa umunthu wake—chizoloŵezi chake cholimbana, kuumitsa, kukakamira kutentha. Njirayi ndi kukambirana pakati pa kuchotsa zitsulo ndikusunga zida zanu ndi kukhulupirika kwa gawolo. Parameter iliyonse ndiyofunika kwambiri.
Mashopu omwe amachita izi bwino, komanso mopindulitsa, ndi omwe adutsa pazomwe zidayambira. Adayika zida zoyenera, inde, koma koposa zonse, adayika nthawi kuti apange chidziwitso chaumwini. Amadziwa kuti ndi mtundu wanji wa cobalt alloy womwe akulimbana nawo, ali ndi laibulale yazida zotsimikizika ndi njira zotsatizana, ndipo amawongolera kusinthika kulikonse kuyambira pakuwunika komaliza.
Ndi niche, koma yovuta. Mukafuna chigawo chomwe chimatha kupirira kuvala kwambiri, kutentha, ndi dzimbiri, ma alloys a cobalt nthawi zambiri amakhala yankho lokhalo. Ndipo kuchotsa mbali imeneyo kuchoka pa chosindikizira kupita ku chipangizo chogwira ntchito kumafuna katswiri wamakina amene amaganiza ngati katswiri wazitsulo ndi injiniya, nthawi yonseyi akumvetsera kaphokoso kochokera pa chingwe chopota. Si ntchito yosavuta yopangira makina.
