Waya wowotcherera wolimba
Kugawa Zinthu ndi Mapangidwe
1. Mawaya Owotcherera Okhala ndi Chitsulo Cholimba
Mawaya owotcherera okhala ndi chitsulo ndi omwe amagwiritsidwa ntchito kwambiri popanga zinthu zolimba, zomwe zimagawidwa m'mitundu iyi:
Mawaya olimba achitsulo cha Pearlitic: Amagwiritsidwa ntchito makamaka pokonza zinthu zogwirira ntchito zomwe sizimavuta kwambiri, monga ma shaft ndi magiya. Kulimba kwa overlay kumasiyana kuyambira 20 mpaka 40 HRC. Ili ndi makina abwino komanso kulimba kwabwino kwambiri.
Mawaya olimba achitsulo cha Martensitic: Chophimbacho chimapanga kapangidwe ka martensitic pambuyo pozimitsa, ndi kuuma kwa 40 mpaka 60 HRC. Chimapereka kukana kwabwino kwa kuvala ndipo ndi choyenera kugwiritsidwa ntchito pazinthu zogwirira ntchito pansi pa zovuta zapakati komanso zovuta kwambiri, kuphatikizapo zipolopolo za crusher roll ndi mano a chidebe chofukula.
Mawaya olimba okhala ndi chromium yambiri: Yopangidwa ndi chitsulo chopangidwa ndi aloyi wambiri chokhala ndi chromium ya 15% mpaka 30%. Magawo ambiri olimba a chromium carbide amagwera pamwamba pake, zomwe zimapangitsa kuti kuuma kwa 55 mpaka 65 HRC kukhale kolimba. Mtundu uwu umakhala ndi kukana kwabwino kwambiri kuwonongeka komanso kukana dzimbiri, ndipo ndi waya wolimba womwe umagwiritsidwa ntchito kwambiri m'mafakitale a migodi ndi zitsulo.
2. Mawaya Owotcherera Okhala ndi Facing Yolimba Ochokera ku Nikeli
Ndi nickel monga matrix ndi chromium, molybdenum, boron ndi zinthu zina zophatikizika, mawaya olimba okhala ndi nickel amakhala ndi kukana dzimbiri komanso kukana kutentha kwambiri. Kuuma kwake nthawi zambiri kumakhala 30 mpaka 50 HRC, ndipo kulimba kwake kumakhala bwino kuposa kwa ma overlays achitsulo chapamwamba cha chromium. Amagwiritsidwa ntchito kwambiri popangira zida zolimba zomwe zimafuna kukana dzimbiri komanso dzimbiri kutentha kwambiri, monga malo otsekera ma valve, zotengera za mankhwala ndi masamba a turbine ya nthunzi. Mtengo wake ndi wokwera kwambiri kuposa wa mawaya okhala ndi chitsulo.
3. Mawaya Owotcherera Okhala ndi Cobalt Olimba
Potengera cobalt ngati chinthu chachikulu cha alloy, mawaya awa ali ndi kuuma kwambiri kwa kutentha, kukana dzimbiri komanso kukana kutopa ndi kutentha. Amatha kugwira ntchito mosalekeza pa 600℃ mpaka 800℃. Amagwiritsidwa ntchito makamaka pazinthu zapamwamba monga ma valve otentha kwambiri, ma forging dies otentha ndi masamba a turbine. Chifukwa cha mtengo wokwera, kuchuluka kwa momwe amagwiritsidwira ntchito ndi kochepa.
4. Mawaya Othandizira Kuwotcherera a Tungsten Carbide
Tinthu ta tungsten carbide timagwira ntchito ngati magawo olimba ndipo timaphatikizidwa ndi matrix yachitsulo. Chophimbacho chimafika pa kuuma kwa 60 mpaka 70 HRC, ndipo kukana kwake kutha nthawi 2 mpaka 3 kuposa zophimba zachitsulo zamtundu wa chromium. Chimagwiritsidwa ntchito makamaka pazinthu zomwe zimavutika ndi kuvulala kochepa, monga zodulira makina oteteza, zodulira zodulira ndi machubu a malasha. Choyipa chake chachikulu ndi kufooka kwakukulu komanso kukana kugwedezeka bwino.
Kugawa Magulu ndi Njira Zopangira ndi Fomu
1. Mawaya Olimba Othandizira Kuwotcherera
Mawaya olimba olimba omwe amapangidwa pogwiritsa ntchito kusungunula alloy ndi kujambula waya, amakhala ndi kapangidwe kofanana komanso kokhazikika, njira yosavuta yopangira komanso mtengo wotsika. Amagwiritsidwa ntchito kwambiri polumikiza ndi mpweya komanso kulumikiza ndi arc pansi pamadzi.
2. Mawaya Owotcherera Okhala ndi Mafelemu Olimba
Mtundu uwu wa waya uli ndi chidebe chakunja chachitsulo chofewa chodzazidwa ndi ufa wa alloy, zokhazikika za arc, deoxidizers ndi zina. Kugwira ntchito kwa overlay kumatha kusinthidwa mosavuta posintha fomula ya ufa. Ili ndi mphamvu zambiri zoyika, arc yolumikizira yokhazikika komanso mawonekedwe osalala a weld. Monga chinthu chomwe chikukula mwachangu kwambiri mumakampani omangira zolimba m'zaka zaposachedwa, gawo lake pamsika lakhala likuposa pang'onopang'ono mawaya olimba.
Kugawa m'magulu pogwiritsa ntchito njira yowotcherera
Amagawidwa m'magulu a mawaya olimba otetezedwa ndi mpweya, mawaya olimba ozungulira pansi pa nthaka, mawaya olimba odziteteza okha ndi mawaya olimba ozungulira a tungsten. Pakati pawo, mawaya olimba odziteteza okha safuna mpweya woteteza wakunja, zomwe zimapangitsa kuti akhale abwino kwambiri pomanga panja pamalopo ndipo amagwiritsidwa ntchito kwambiri pokonza zinthu zazikulu.
Mfundo Zosankha Mawaya Owotcherera Olimba
Kusankha mawaya olumikizirana okhala ndi mawaya olimba kuyenera kuganizira zinthu zitatu zazikulu: momwe ntchito ikuyendera, bajeti ya ndalama zomwe zimagwiritsidwa ntchito, ndi zofunikira pambuyo pokonza.
Kusankha kutengera mtundu wa kavalidwe ndi momwe ntchito ikuyendera
Kugwiritsidwa ntchito movutikira: Ikani patsogolo mawaya achitsulo chapamwamba kapena mawaya a tungsten carbide, monga LZ60 ndi D60.
Kuwonongeka kwapakati komanso kwakukulu: Sankhani mawaya achitsulo a martensitic omwe amalimbitsa kulimba ndi kukana kuwonongeka, monga D50 ndi 414N.
Utumiki wowononga komanso wotentha kwambiri: Sankhani mawaya okhala ndi nickel kapena cobalt, kuphatikiza ERNiCrMo-4 ndi Stellite 6.
Kubwezeretsa miyeso ya ma shaft ndi magiya: Gwiritsani ntchito mawaya achitsulo a pearlitic-martensitic kuti muwonetsetse kuti makinawo ndi abwino.
Kusankha kutengera bajeti ya ndalama
Mawaya okhala ndi chitsulo nthawi zambiri amakhala ndi mtengo wa 10~50 RMB pa kilogalamu, mawaya okhala ndi nickel pa 100~300 RMB pa kilogalamu, ndi mawaya okhala ndi cobalt opitirira 500 RMB pa kilogalamu. Poganizira za kukwaniritsa zofunikira pa ntchito, mawaya okhala ndi chitsulo ndi omwe amakondedwa kuti achepetse ndalama.
Kusankha kutengera zofunikira pambuyo pokonza
Ngati pakufunika kupangira makina pambuyo pogwira ntchito zolimba, gwiritsani ntchito mawaya a pearlitic kapena martensitic okhala ndi kuuma kochepera 45 HRC. Ngati ntchitoyo ingagwiritsidwe ntchito mwachindunji popanda kukonzedwa kwina, mawaya olimba kwambiri komanso osagwirizana ndi kutopa kwambiri amalimbikitsidwa.
IV. Mfundo Zokhudza Kugwiritsa Ntchito Mawaya Olumira Olimba
Chithandizo cha ntchito yopangira zinthu
Chotsani mafuta, dzimbiri ndi zigawo zotopa pamwamba pa workpiece musanagwiritse ntchito hardface kuti mupewe zolakwika monga ma porosity, slag integration ndi overlay peel. Pa workpieces zomwe zagwiritsidwa ntchito, ming'alu yonse iyenera kuchotsedwa kwathunthu musanagwiritse ntchito workpiece.
Kutentha ndi kuziziritsa pang'onopang'ono
Mukagwiritsa ntchito mawaya olimba kwambiri pazida zogwirira ntchito zokulirapo kuposa 20 mm, tenthetsani chidebecho kufika pa 150℃ ~ 300℃. Ikani kutentha koteteza kutentha kuti kuzizire pang'onopang'ono mutatha kusonkha kuti mupewe ming'alu pazida zogwirira ntchito. Muyeso uwu ndi wofunikira kwambiri pazida zogwirira ntchito za martensitic komanso zachitsulo chapamwamba cha chromium zomwe zimakhala zolimba kwambiri.
Kuwongolera magawo olimba
Sinthani mphamvu yolumikizira magetsi ndi magetsi malinga ndi kukula kwa waya. Pa waya wozungulira wa 1.2 mm m'mimba mwake womwe umagwiritsidwa ntchito polumikiza magetsi ndi mpweya, mphamvu nthawi zambiri imayikidwa pa 200 ~ 300 A ndipo mphamvu yamagetsi imayikidwa pa 25 ~ 30 V. Mphamvu yamagetsi yokwera kwambiri imayatsa zinthu za alloy ndikuwononga magwiridwe antchito a pamwamba.
Kuwongolera kuchuluka kwa kusungunuka kwa madzi
Gwiritsani ntchito kutentha kochepa panthawi yogwira ntchito yolimba kuti muchepetse kulowa kwa chitsulo choyambira ndikuchepetsa kusungunuka, kuti kapangidwe ka alloy ka overlay kagwirizane ndi miyezo ya kapangidwe. Kawirikawiri, ma overlay pass awiri kapena atatu ndi okwanira kukwaniritsa zofunikira pakugwira ntchito.
Chitetezo
Utsi wothira ndi kuwala kwa arc zimapangidwa panthawi yolimba. Ogwira ntchito ayenera kuvala zophimba fumbi ndi zipewa zothira, ndikuwonetsetsa kuti mpweya wabwino uli bwino kuntchito.
V. Zochitika Zachitukuko cha Makampani Opanga Mawaya Olimba
Mawaya okhala ndi flux-core amasintha mawaya olimba
Ndi kusintha kosinthasintha kwa kapangidwe kake, kugwiritsa ntchito bwino kwambiri komanso kupangika bwino kwa weld, mawaya olimba okhala ndi flux-core akuyamba kusintha pang'onopang'ono mawaya olimba achikhalidwe, ndipo gawo lawo pamsika likukula pang'onopang'ono.
Kupititsa patsogolo magwiridwe antchito apamwamba
Kufunika kwa mawaya apadera olimba omwe amalimbana ndi kuwonongeka kwambiri, kukana dzimbiri komanso kukana kutentha kwambiri pa ntchito yovuta kwambiri kukukulirakulira. Mawaya olimba a tungsten carbide olimbikitsidwa komanso olimbikitsidwa pang'onopang'ono agwiritsidwa ntchito m'mafakitale pang'onopang'ono.
Chitukuko chosawononga chilengedwe
Mawaya olimba omwe satulutsa utsi wambiri komanso omwe satulutsa poizoni wambiri akupangidwa kuti achepetse zinthu zoopsa mu utsi wowotcherera komanso kutsatira malamulo okhudza chilengedwe.
Kufananiza ukadaulo wanzeru
Mawaya apadera omangira olimba omwe amapangidwira okha amapangidwa kuti agwirizane ndi zida zomangira zolimba zokha komanso maloboti owotcherera, kuti apititse patsogolo ntchito yopanga komanso kukhazikika kwabwino.
Chiyambi cha Kampani
Tangshan Runxing Machinery Co., Ltd., kampani yopanga zinthu zachitsulo zolimba zomwe sizingawonongeke ndi kuvulala, yomwe ili ku Tangshan, Hebei Province, imayang'ana kwambiri kafukufuku ndi chitukuko, kupanga ndi ntchito yomanga zinthu zachitsulo zolimba zomwe sizingawonongeke ndi kuvulala, idakhazikitsidwa mu 2010.
Zogulitsa zathu zazikulu zikuphatikizapo mbale zovekera za chromium carbide overlay (CCO), zovekera zokonzedwa mwamakonda, mapaipi ndi zolumikizira mapaipi zosatha, mawaya owotcherera opangidwa ndi flux-core, makina owotcherera okhazikika okha, ndi ntchito yokonza ma roller surfacing. Timatsatira lingaliro la bizinesi la "Umphumphu, Ubwino Wapamwamba, Zatsopano & Chitukuko Chokhazikika" ndipo tili ndi ukadaulo wapamwamba wa chitsulo pamwamba.
Timapereka njira zothetsera mavuto zomwe sizingawonongeke pa simenti, zitsulo, migodi, madoko ndi mafakitale odulira zinthu padziko lonse lapansi, ndipo tapeza mbiri yabwino pamsika ku Russia ndi Central Asia.
Mabizinesi onse otumiza katundu kunja ali ovomerezeka mokwanira ndipo amayendetsedwa ndi Hebei Yuwan International Trade Co., Ltd. Kampani yogulitsayi imamaliza ntchito zonse zotumiza katundu kunja kuphatikizapo kuchotsera katundu wakunja, kutumiza katundu, zikalata ndi kusonkhanitsa ndalama. Fakitale yathu imayang'ana kwambiri pakupanga ndi kupanga zinthu kuti zitsimikizire kuti zinthu zili bwino komanso kuti katunduyo afika nthawi yake.
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