DOOSAN DX700 / DX800 K1051204 Chonyamulira Choyendera Chonyamula Magalimoto Chopangira Magalimoto Chokhala ndi Magalimoto Otsika / Gulu Lokwera Lozungulira – CQC: Wogulitsa ndi Wopanga Zinthu Zofunika Kwambiri Zokhudza Kumanga ndi Kumanga Chassis

1. Kuzindikiritsa Zamalonda:Msonkhano wa DOOSAN K1051204 Wonyamula Magalimoto Oyenderakwa Ofukula Zinthu Zazikulu Kwambiri

TheMsonkhano wa DOOSAN K1051204 Wonyamula Magalimoto Oyendera, yomwe imatchedwanso Upper Roller Group, ndi gawo la chassis lopangidwa molondola lomwe lapangidwira makamaka ma excavator a DOOSAN DX700 ndi DX800 series crawler - makina akuluakulu komanso amphamvu kwambiri mu Doosan's hydraulic excavator range. Ma excavator olemera kwambiri awa amapangidwa kuti agwiritsidwe ntchito m'malo ovuta kwambiri m'migodi yayikulu, kukumba miyala, kumanga nyumba zolemera, ndi zomangamanga padziko lonse lapansi, komwe kulimba kwa galimoto yoyenda pansi pa galimoto sikuti ndi kokha muyeso wa magwiridwe antchito koma ndi chizindikiro chofunikira cha nthawi yogwira ntchito ndi mtengo pa tani.

1.1 Mndandanda wa DX700 ndi DX800 - Wopangidwa Kuti Ugwire Ntchito Kwambiri

DOOSAN DX700LC ndi chimbale cholemera cha crawler cha matani 70 chokhala ndi kulemera kwa 70,100 kg (pafupifupi 158,953 lbs) chikakhala ndi boom ndi mkono wamba, nsapato za double grouser za mainchesi 35.4 ndi chidebe cha 4.32 cubic yard. Choyendetsedwa ndi injini ya dizilo ya Isuzu ya silinda 6 yokhala ndi mphamvu ya mahatchi okwana 469, DX700LC ili ndi kuya kwakukulu kwa kukumba kwa mamita 25.3 komanso kutalika kwakukulu kwa mamita 41.8 pansi, zomwe zimapangitsa kuti pakhale luso lapamwamba lofukula. Makinawa adapangidwa kuti azigwira ntchito yosuntha nthaka, kufukula zinthu zambiri, komanso migodi komwe kudalirika kumakhala kofunika kwambiri pakagwiritsidwa ntchito kosalekeza.

DOOSAN DX800LC‑7 imakweza magwiridwe antchito kufika pamlingo wapamwamba kwambiri. Ndi kulemera kogwira ntchito kwa 82,100 kg (pafupifupi 181,000 lbs), DX800LC‑7 ndi injini yayikulu komanso yamphamvu kwambiri ya Doosan, yokhala ndi injini yamphamvu ya akavalo ya Tier 4. DX800LC imapereka mphamvu yoyambira mabaketi mpaka 84,878 lb‑ft, mphamvu yokumba ndi manja ya 75,619 lb‑ft, komanso kuya kwakukulu kokumba kwa 39 mapazi 9 mainchesi, zomwe zimapangitsa kuti ikhale yoyenera kwambiri pa ntchito zovuta zamafuta, migodi, zomangamanga zolemera komanso zomangamanga. Chombo cha kalasi cha 80 metric ton chimapereka radius yayikulu yokumba yopitilira mamita 14 ndipo chimakonzedwa bwino kuti chigwiritsidwe ntchito kwambiri pomwe gawo lililonse liyenera kupirira katundu wobwerezabwereza komanso kuvulala kwambiri.

1.2K1051204- Mafotokozedwe a Gulu la Upper Roller

TheK1051204Chogwirira Chonyamula Choyendera ndi gawo lofunika kwambiri pa dongosolo la pansi pa galimoto pa mndandanda wa DX700 ndi DX800. Chogwirira chonyamula, chomwe chimadziwikanso kuti chogwirira chapamwamba kapena chogwirira chapamwamba, chimayikidwa pamwamba pa chimango cha njanji ndipo chimagwira ntchito yofunika kwambiri yothandizira unyolo wamtunda wapamwamba pamene ukubwerera kuchokera ku sprocket yoyendetsa kupita ku idler yakutsogolo. Izi zimasunga unyolo wa njanji molunjika bwino, zimaletsa kugwedezeka kwambiri, zimachepetsa kukangana ndi kugwedezeka paulendo, ndikugawa kulemera mofanana mu dongosolo lonse la njanji. Pa makina a kalasi ya kulemera kwa DX700/DX800, chogwirira chogwirira choyendera chiyenera kupangidwa kuti chikhale ndi malire okwera kwambiri, nthawi zambiri chimathandizira katundu wopitilira 12,000 lbs panthawi yoyendetsa mwamphamvu komanso ntchito zokwera kwambiri.

Gulu la K1051204 Upper Roller nthawi zambiri limakhala ndi zinthu zingapo zolondola:

• Thupi la chozungulira/chipolopolo - chopangidwa ndi chitsulo cholimba kwambiri chokhala ndi ma flanges olimba komanso ozama omwe adapangidwa kuti atsogolere unyolo wa njanji mosamala ndikuletsa kutsetsereka kwa mbali.
• Axle/shaft yotenthedwa ndi kutentha - nthawi zambiri imapangidwa kuchokera ku chitsulo cha chrome (monga 45# kapena 40Cr) chokhala ndi kuuma kwa HB 248–293 ndi pamwamba pa HRC 58–62, zomwe zimapangitsa kuti ikhale yolimba kwambiri popindika pansi pa katundu wolemera kwambiri komanso kugwedezeka.
• Dongosolo lotsekera la double cone kapena Duo‑Cone - ukadaulo wapamwamba wotsekera womwe umaletsa kutayikira kwa mafuta ndikuletsa kulowa kwa zinthu zodetsa monga fumbi la miyala, mchenga, ndi matope, zomwe ndizofunikira kwambiri m'malo opangira migodi okhala ndi tinthu tating'onoting'ono tambiri.
• Ma bearing a Bimetal - nthawi zambiri amapangidwa ndi alloy ya mkuwa yokhala ndi lead (monga CuPb10Sn10) pa chitsulo chothandizira, chomwe chimapereka mphamvu yabwino kwambiri yonyamula katundu, kupsinjika kochepa, komanso kukana kwambiri kugwidwa ndi katundu wolemera.
• Mafuta odzola ndi otsekera - mafuta a giya okhala ndi kukhuthala kwakukulu (nthawi zambiri 40# grade) amadzaza mkati mwa dzenje, pomwe ma O-ring seals (rabala kapena polyurethane) ndi ma float ring seals (GLKBTCr16Mo2NiCu alloy) amakhala ndi malo otsekedwa komanso opanda kuipitsidwa.

Pa cholumikizira cha K1051204, chipolopolo chozungulira chimapeza kuuma kwa pamwamba pa HRC 52–56 ndi kuya kwa bokosi lolimba la induction la 4-8 mm, kuonetsetsa kuti palibe kuwonongeka kwina kulikonse pamene chikusunga pakati pa chitsulo cholimba komanso chogwira ntchito. Kapangidwe kachitsulo aka n'kofunikira kwambiri pa nthawi yayitali ya ntchito ya DX700/DX800 pakugwira ntchito zamigodi kosalekeza.

1.3 Kufunika Kogwira Ntchito Mu Ma 70–80 Ton Class Excavators

Mu ma excavator akuluakulu kwambiri monga DX700 ndi DX800, gulu la ma roller onyamula ma track limakhala ndi kukweza kwamphamvu kozungulira komwe kumachitika chifukwa cha kusinthasintha kwa mphamvu ya ma track chain, kukana kutembenuka, ndi kusakhazikika kwa malo. Ngati makina operekera ma bearing kapena kutseka kwa ma carrier roller kulephera, unyolo wapamwamba wa track ukhoza kugwa, kukulitsa kukangana motsutsana ndi chimango cha track, kufulumizitsa kuwonongeka kwa pini ndi bushing, ndipo pamapeto pake kumabweretsa kutalikitsa kwa unyolo wa track msanga, kusokonekera kwa njanji, kapena kulephera kwakukulu kwa galimoto. Chifukwa chake, K1051204 Upper Roller Group iyenera kukwaniritsa kapena kupitirira zomwe OEM imafunikira kuti itsimikizire kuti 100% imasinthana komanso nthawi yogwira ntchito yodziwikiratu.

2. CQC Kupanga Zinthu – Katswiri Wogulitsa Zinthu Zotsika Mtengo wa Pansi pa Galimoto ndi ODM

Kampani ya CQC Track (Heli Machinery Manufacturing Co., Ltd.), yomwe ili ndi likulu lake ku Quanzhou, Fujian Province, China, ndi kampani yopanga zinthu zolemera zogwiritsidwa ntchito pansi pa galimoto yonyamula anthu, ma bulldozer, ma rig obowola ndi ma crawler loaders. Kampaniyi yakhala ikugwira ntchito yoposa zaka 20 popanga zida za chassis, ndipo yadzipanga kukhala kampani yodziwa bwino ntchito ya OEM (Original Equipment Manufacturer) ndi ODM (Original Design Manufacturer) yomwe ikutumikira makampani oyambira zida komanso makasitomala amtsogolo m'makontinenti asanu ndi limodzi.

2.1 Kupanga kwa OEM - Kugwirizana Koyenera ndi Mafotokozedwe a DOOSAN

Monga wogulitsa OEM, CQCTRACK imapanga K1051204 Track Carrier Roller Assembly mogwirizana ndi zofunikira zenizeni - miyeso yonse yofunika (m'mimba mwake wa roller, malo olumikizirana, m'mimba mwake wa axle, mawonekedwe a bolt yokwezera, ndi kukula kwa bore) imatsimikiziridwa motsutsana ndi nambala ya gawo la DOOSAN OEM 200104 00017A ndi muyezo wake wofanana ndi K1051204. Kapangidwe ka zitsulo, mbiri yolimba ya induction, kulolerana kwa bearing fit, ndi kasinthidwe ka sealing system zimatsanzira kapangidwe koyambirira, zomwe zimathandiza kuti bolt isinthidwe mwachindunji pa DX700 ndi DX800 undercarriages popanda kusintha kwa chimango cha track kapena final drive alignment.

2.2 Kupanga kwa ODM - Uinjiniya Wapadera pa Zofunikira Zapadera

Monga wopanga wa ODM, CQCTRACK imapereka ntchito zaukadaulo ndi mapangidwe apadera kwa makasitomala omwe amafunikira ma rollers a track carrier okhala ndi ma specifications osinthidwa - monga kuzama kwa flange kuti ikhale yolimba kwambiri m'malo ofewa, zida zina zotsekera m'malo otentha kwambiri (monga mchenga wamafuta aku Canada kapena migodi ya diamondi yaku Siberia), kapena ma bearing form apadera ogwiritsira ntchito omwe ali ndi katundu wodabwitsa kwambiri. Makasitomala amatha kupereka zojambula, mitundu ya CAD, kapena zitsanzo zakuthupi, ndipo gulu la mainjiniya la CQC lidzasintha mainjiniya kapena kusintha mawonekedwe a carrier roller kuti akwaniritse zofunikira zina zogwirira ntchito.

2.3 Chitsimikizo cha Ubwino wa CQC TRACK – Kutsatira ISO 9001:2015

CQC ili ndi satifiketi ya ISO 9001:2015 ndipo imagwira ntchito motsatira njira yovomerezeka yoyendetsera khalidwe yovomerezeka ndi China Quality Certification (CQC). Satifiketi iyi imatsimikizira:

• Kutsata bwino kwa zinthu zopangira - gulu lililonse la chitsulo chomwe chimagwiritsidwa ntchito mu msonkhano wa K1051204 chimawunikidwa ndi mankhwala (spectroscopy) kuti zitsimikizire kuti kapangidwe ka alloy kakugwirizana ndi miyezo ya 40Mn/50Mn kapena 40Cr/42CrMo.
• Kuwongolera mkati mwa ndondomeko - kuyesa kuuma (Rockwell kapena Vickers) kumachitika pa zipolopolo zozungulira, ma axles, ndi ma bearing pa magawo osiyanasiyana opangira.
• Kutsimikizika komaliza kwa chinthucho - chogwirira chilichonse chomaliza chonyamula chimayesedwa mozama, kutsimikizika kwa torque, kuyesedwa kwa kutayikira kwa chisindikizo pansi pa kuthamanga koyeserera, ndi kuyesedwa kosawononga (tinthu ta maginito kapena ultrasound) ngati kuli kofunikira.

3. Kudalirika Kotsimikizika Pantchito Zogwiritsa Ntchito Migodi Yaikulu & Zomangamanga

Zigawo za CQC zonyamula katundu pansi pa galimoto, kuphatikizapo DOOSAN K1051204 Track Carrier Roller Assembly, zakhala ndi ntchito yodziwika bwino yogwira ntchito m'madera ena omwe ali ndi mavuto ambiri padziko lonse lapansi: migodi yayikulu yotseguka, miyala yamtengo wapatali, mapulojekiti akuluakulu omanga mapaipi, ndi ntchito za nkhalango.

3.1 Kugwiritsa Ntchito Migodi - Kuwonongeka Kwambiri ndi Kuwonongeka

Mu migodi ya mkuwa ku Chile (dera la Atacama Desert), komwe kutentha kwa tsiku ndi tsiku kumasinthasintha kwambiri ndipo fumbi louluka ndi lolimba kwambiri, ma rollers a CQC ouma (HRC 52–56 surface hardness) nthawi zonse amakhala ndi moyo wotumikira kwa maola opitilira 3,500 asanafike malire ogwirira ntchito - poyerekeza ndi maola 2,200–2,500 a zinthu zogwiritsidwa ntchito pambuyo pa msika wamba. Moyo wowonjezera uwu umatanthauza kuti nthawi yogwira ntchito yosakonzedwa komanso ndalama zochepa zogwiritsidwa ntchito pachaka zogwirira ntchito pansi pa galimoto. Kwa okonza mapulani okonza migodi, ndalama zomwe zimasungidwa zimakhala zazikulu: kulephera kwa rollers imodzi yonyamula katundu pa makina a DX700/DX800 kungayambitse kutayika kwa maola angapo pakupanga, komwe kumawononga ndalama zokwana madola masauzande ambiri pa ola limodzi m'migodi yayikulu.

3.2 Ntchito Zogwira Ntchito Zazikulu Za Miyala - Kukana Kukhudza Kwambiri

Mu ma quarry onse (migodi ya chrome ndi platinum ku South Africa, ntchito zachitsulo ku Australia), komwe miyala yophwanyika imapanga zinthu zambiri zowononga pa ma flange ndi ma roller bearings, CQC's K1051204 akupanga akuwonetsa kulimba kwapadera kwa flange. Chipolopolo cha roller chopangidwa ndi kuuma kwakuya kwa induction case (kuya kwa 4-8 mm case) chimalimbana ndi kusweka ndi kuphulika ngakhale chitakhala chowonekera kwa nthawi yayitali ku granite kapena zidutswa za basalt zakuthwa. Oyang'anira zida za quarry ku Western Australia ndi Queensland anena kuti kusintha kugwiritsa ntchito ma roller onyamula a CQC kunachepetsa kulowerera kwa ma roller ndi pafupifupi 30% pa miyezi 12.

3.3 Zomangamanga ndi Kusuntha Dziko - Kugwira Ntchito Mogwirizana

Kwa makontrakitala ogwira ntchito zomangamanga omwe amagwira ntchito m'malo a polojekiti ya NEOM ku Saudi Arabia, kumanga misewu yodutsa chipululu ku Mongolia, ndi mapulojekiti a madamu amagetsi ku Turkey ndi Brazil, CQC's DOOSAN K1051204 Carrier Roller Assembly yachita bwino kwambiri pa kutentha kwambiri (kuyambira -30°C m'nyengo yozizira ya ku Siberia mpaka +50°C m'chilimwe cha ku Middle East), kuyenda kwachangu kwa nthawi yayitali (posuntha ma excavator pakati pa malo ogwirira ntchito ofalikira kwambiri), komanso ntchito zokwera kwambiri. Dongosolo lapamwamba lotsekera ma cone awiri limasunga mafuta ngakhale patatha maola masauzande ambiri akugwira ntchito m'malo amatope kapena mchenga, kuteteza kuyenda kouma ndi kugwidwa kwa shaft.

3.4 Nthawi Yogwira Ntchito Yowonjezera - 30% Yaitali Kuposa Zida Zachizolowezi Zogulitsa Pambuyo Pakatha Ntchito

Kuyerekeza kodziyimira pawokha komwe kwachitika ndi ogwira ntchito zapadziko lonse lapansi kukuwonetsa kuti ma conductors a CQC's carrier roller amakupatsani moyo wautali wautumiki mpaka 30% kuposa zida wamba zomwe zimagwiritsidwa ntchito pambuyo pa msika, makamaka chifukwa cha zitsulo zabwino kwambiri komanso njira zowongolera kutentha. Kwa magulu akuluakulu amigodi omwe amagwiritsa ntchito ma excavator class 20 DX700/DX800, izi zitha kupangitsa kuti pakhale ndalama zokwana madola masauzande ambiri pachaka m'malo mwa zigawo ndi ndalama zogwirira ntchito, pomwe nthawi yomweyo zimathandizira kupezeka kwa makina - chiŵerengero chofunikira kwambiri pakupanga zinthu zambiri.

4. Zomangamanga Zopangira Zogwirizana Molunjika

Kuthekera kwa CQC kupanga zinthu zapamwamba nthawi zonseDOOSAN K1051204 Track Carrier Roller AssembliesNdipo zida zina za chassis zimadalira zomangamanga zopangira zomwe zimachotsa kusinthasintha kwa unyolo wopereka, kusagwirizana kwa khalidwe, ndi kuchedwa kwa kupanga komwe kumakhudzana ndi mgwirizano wa subcontracting.

Chopangira Zinthu Zopangira Zinthu. Chimapanga zinthu zopanda kanthu zosaphika za zinthu zina zomwe zili pansi pa galimoto (sprockets, idlers, support rollers) pogwiritsa ntchito mchenga wobiriwira ndi njira zoponyera thovu lotayika. Gulu lililonse loponyera zinthu limayesedwa ndi ultrasound flaw ndi kusanthula mankhwala kuti litsimikizire kapangidwe ka alloy ndi kulimba kwa kapangidwe kake asanayambe ntchito zina.

Chomera Chopangira Zinthu. Pakati pa kupanga ma roller onyamula a CQC - ma billets achitsulo cholimba kwambiri amatenthedwa kufika kutentha kolamulidwa (nthawi zambiri 1,100–1,200°C) ndipo amapangidwa pogwiritsa ntchito hydraulic press forging. Chophimba chimalumikiza kayendedwe ka chitsulo ndi mawonekedwe a chipolopolo cha roller, zomwe zimapangitsa kuti kukana kutopa komanso kulimba kwake kukhale kolimba poyerekeza ndi njira zina zotayidwa kapena zodulidwa kuchokera ku mbale.

Fakitale Yopangira Mano a Chidebe. Ngakhale kuti cholinga chake chachikulu ndi kupangira mano a chidebe ndi ma adapter, malowa ali ndi njira zotsimikizira khalidwe ndi luso lofanana ndi la mizere ya zigawo za njanji, kuonetsetsa kuti CQC ikhoza kupereka zida zonse zogwiritsidwa ntchito - ma rollers onyamula, ma track chains, nsapato za njanji, ma sprockets, ma bottom rollers, idlers, ndi mano a chidebe - kuchokera ku gwero limodzi lopanga.

Chomera Chomangira Chomaliza. Magulu a K1051204 onyamula ma roller amasonkhanitsidwa pamizere yapadera yolembera pogwiritsa ntchito zida zosindikizira za hydraulic zomwe zimakonzedwa kuti zigwirizane bwino ndi ma bearing ndi shaft zomwe zimafunikira pa DOOSAN OEM. Ma Duo‑Cone kapena ma double‑cone seals amayikidwa ndi mafuta ambiri oyezedwa, ndipo gulu lililonse limayesedwa ndi rotational torque vertically ndi seal leak.

Malo Ochitira Machining a CNC. Okhala ndi ma lathe ozungulira a CNC, ma mphero oboola mopingasa komanso malo opukutira molondola. Ntchito zazikulu zomaliza za msonkhano wa K1051204 zikuphatikizapo: kutembenuza m'mimba mwake wakunja kwa chipolopolo cha roller kukhala miyeso yeniyeni (± 0.05 mm tolerance), kuboola kolondola kwa flange geometry, kupukusa ma shaft journals, ndi kusanthula kwa laser komaliza kuti zitsimikizire khalidwe.

Mwa kusunga ma node onse asanu opangira zinthu motsogozedwa ndi bungwe limodzi, CQC imakwaniritsa kuwongolera njira kuyambira kumapeto mpaka kumapeto - kuyambira pa risiti yachitsulo chosaphika mpaka kutumiza kwa chonyamulira chonyamula chomaliza. Kuphatikiza koyima kumeneku kumapangitsa kuti nthawi yotsogolera ikhale yofulumira (nthawi zambiri masiku 15-20 pa maoda wamba), kusinthasintha kwapamwamba, komanso kusinthasintha koyenera kusintha kwa ODM popanda kudalira kwina.

5. Gulu la Mabizinesi la CQC Global – Jack, Haily, ndi Bambo Zhou

Gulu la Mabizinesi Padziko Lonse la CQC limapereka chithandizo chapadziko lonse lapansi chosavuta kugwiritsa ntchito pa mafunso, maoda, ndi ntchito yotumizira katundu wa DOOSAN K1051204 Track Carrier Roller Assembly.

• Jack - Woyang'anira Akaunti Wamkulu ku Europe, Russia ndi America.
  Jack amayang'anira zikalata zotumizira kunja (ma invoice amalonda, mndandanda wa zonyamula katundu, zikalata zoyambira), zikalata zotsatizana ndi CE kwa makasitomala aku Europe, ndi makonzedwe oyendetsera zinthu kudzera mu sitima yapamadzi (FCL/LCL) ndi ndege kupita kumalo a polojekiti ku Europe, Russia Federation, United States, Canada ndi Latin America.
• Haily - Wogwirizanitsa Zogulitsa Zakunja ku Central Asia, South Korea ndi Australia.
  Haily ndi katswiri pa zofunikira pakuchotsa msonkho wa msonkho ku Kazakhstan, Uzbekistan, Mongolia, South Korea ndi Australia, ndipo amagwira ntchito mwachindunji ndi makampani amigodi aku Australia omwe amafuna zikalata za ISO 9001:2015 ndi CQC ngati gawo la njira zoperekera ziyeneretso kwa ogulitsa.
• Bambo Zhou - Mtsogoleri wa Chigawo cha Middle East, West Asia, Africa ndi Southeast Asia.
  A Zhou, omwe ali ndi zaka 15 akugwira ntchito yopereka zida zolemera, akutsogolera mgwirizano wa CQC ndi makampani amigodi, mabungwe aboma omanga nyumba ndi ogulitsa zida ku Saudi Arabia, UAE, Jordan, Turkey, Nigeria, Ghana, Kenya, Indonesia ndi Philippines. A Zhou amaperekanso chithandizo chaukadaulo pamalopo pakukhazikitsa ma roller onyamula katundu komanso kuthetsa mavuto pakafunika kutero.

6. Kupezeka kwa Msika Padziko Lonse - Kupereka Migodi ndi Malo Omanga M'makontinenti Asanu ndi Limodzi

Ma CQCDOOSAN K1051204 Track Carrier Roller Assembliesndipo zida zambiri za chassis zikutumizidwa kumisika yayikulu yamigodi ndi zomangamanga padziko lonse lapansi:

• Europe - Germany, Poland, Finland, Sweden, Norway, Netherlands, Belgium, France, Spain, Italy, Greece, United Kingdom.
• Kumadzulo kwa Asia ndi Middle East - Saudi Arabia (NEOM), UAE, Qatar, Jordan, Turkey, ndi Kuwait.
• Central Asia - Kazakhstan (Karaganda ndi Pavlodar migodi zigawo), Uzbekistan (golide ndi mkuwa), Mongolia (Oyu Tolgoi), Tajikistan.
• South America – Chile (Atacama Desert copper mines), Peru, Brazil (iron ore), Argentina, Colombia, Bolivia.
• Russia - migodi ya dayamondi ndi malasha ku Siberia, chigawo cha Urals, madoko aku Far Eastern (Vladivostok), omwe amafalikira mkati mwa dzikolo kudzera pa Trans-Siberian Railway.
• South Korea - ogulitsa zida ku Seoul, Incheon, Busan, Ulsan ndi malo omanganso zinthu.
• North America - United States ndi Canada (ogulitsa zinthu zakale, malo omanganso zida, makontrakitala omanga nyumba).
• Australia – Kumadzulo kwa Australia (chitsulo), Queensland (malasha ndi mkuwa), New South Wales, Victoria.
• Africa – South Africa (platinamu, golide, manganese, migodi ya chrome), Zambia (mkuwa), Democratic Republic of Congo (cobalt ndi mkuwa), Ghana (golide), Nigeria, Kenya, Tanzania, Angola.

7. Mapeto - Sankhani CQC ya DOOSAN DX700/DX800 K1051204 Track Carrier Roller Assemblies

Kwa eni ake a zombo, ogulitsa zida, magulu ogula zinthu m'migodi ndi makontrakitala omanga nyumba omwe akufuna gwero lodalirika la DOOSAN DX700 / DX800 K1051204 Track Carrier Roller Assemblies (Upper Roller Group), CQC Track (cqctrack) imapereka yankho lathunthu, logwirizana ndi luso la zaka 20 lopanga zinthu zoyenda pansi pa galimoto.

CQC imaphatikiza luso la OEM/ODM lopanga, satifiketi ya ISO 9001:2015 / CQC, zitsulo zotsimikizika (chitsulo chopangidwa ndi alloy, kuuma kwa deep induction case, zisindikizo za Duo-Cone), ndi gulu lodzipereka lazamalonda lapadziko lonse lapansi (Jack, Haily, Bambo Zhou) kuti lipereke ma roller onyamula zinthu ogwira ntchito bwino kwambiri ku ntchito zamigodi ndi zomangamanga padziko lonse lapansi.

Lumikizanani ndi CQC Track kuti mupeze:

• Kupereka mwachindunji kwa DOOSAN K1051204 Track Carrier Roller Assemblies ku fakitale ya DX700 ndi DX800 series excavators.
• Kupanga magalimoto apansi pa galimoto za OEM ndi ODM za magalimoto osakanikirana (DOOSAN, Caterpillar, Komatsu, Hitachi, Hyundai, Volvo, Liebherr ndi ena).
• Thandizo laukadaulo, kuwerengera manambala a magawo, ndi malangizo okhazikitsa.
• Kutumiza padziko lonse lapansi ku Europe, West Asia, Central Asia, South America, Russia, South Korea, North America, Australia ndi Africa.

CQC Track - Kupanga Chidaliro mu Chonyamulira Chilichonse Chonyamulira.