Kampani yogulitsa zida zomangira yomwe yakhala ikupereka mayankho a makina omangira kwa zaka 30.
Chilankhulo
Kampani yogulitsa zida zomangira yomwe yakhala ikupereka mayankho a makina omangira kwa zaka 30.
Pamsika wamakono wamakina opikisana kwambiri, Kubota, ngati chimphona chamakampani aku Japan chomwe chakhala ndi mbiri yopitilira zaka 130, wadzipangira mbiri yabwino padziko lonse lapansi chifukwa cha zinthu zake zofufutira. Monga opanga ophatikizana omwe ali ndi mgwirizano wapamtima ndi mtundu wa Kubota, timamvetsetsa bwino ubwino wosiyanitsidwa wa ofukula a Kubota ponena za dongosolo la mphamvu, mphamvu ya mafuta, kudalirika ndi ntchito zachilengedwe. M'nkhaniyi, tidzakambirana mozama za ubwino wa injini zofukula za Kubota ndipo, kupyolera mu kufananitsa zolinga ndi mpikisano wofanana, kusonyeza chifukwa chake Kubota akupitiriza kutsogolera makampani opanga mini excavator mu teknoloji.
Kubota's Brand Heritage and Excellence in Construction Machinery
Kubota Corporation, yomwe idakhazikitsidwa ku 1890, ili ndi mbiri yayitali yazaka zopitilira 130 ndipo ndi kampani yofananira pantchito yopanga makina ku Japan komanso padziko lonse lapansi. Kampani yazaka zana idayamba ngati maziko ndipo yakula kukhala chimphona chamakampani chomwe chimadutsa magawo osiyanasiyana, kuphatikiza makina aulimi, zida zomangira, kupanga injini, komanso uinjiniya wa chilengedwe. M'munda wamakina omanga, Kubota yakhala ikuyang'ana kwambiri pakukula ndi kupanga zofukula zazing'ono kuyambira pomwe idayamba kuzipanga mu 1974, ndipo imadziwika kuti ndi mtsogoleri wapadziko lonse lapansi paukadaulo waukadaulo wa compact excavator.
Mu Novembala 2003, Kubota Construction Machinery (Shanghai) Co., Ltd. idakhazikitsidwa mwalamulo, ndikuyika chizindikiro cha Kubota pamsika waku China pamapu ake apadziko lonse lapansi, ndikupangitsa kukhala msika wachinayi wofunikira pambuyo pa Japan, North America ndi Europe. Kupyolera mu kukhazikitsidwa kwa maukonde a akatswiri ogulitsa ndi othandizira othandizira ku China, Kubota ipereka zinthu zake zapamwamba padziko lonse lapansi kwa makasitomala aku China. Ndikoyenera kunena kuti Kubota adakhalabe ndi udindo wotsogola pamsika wapadziko lonse lapansi wa mini excavator kwa nthawi yayitali, zomwe sizingasiyanitsidwe ndi njira yake yoyang'ana magawo amsika - mosiyana ndi mitundu ina yomwe imayang'anira kuchuluka kwazinthu zonse, Kubota amasankha kulima mozama m'munda wa mini excavator ndikuyang'ana chuma chake chochepa pamizere yopikisana kwambiri1. Kupambana kwa zofukula za Kubota ndizopadera kwambiri.
Kupambana kwa zofukula za Kubota sikunangochitika mwangozi, koma kumachokera pazipilala zitatu zazikuluzikulu: choyamba, luso lopitirizabe kupanga kafukufuku ndi chitukuko, ndi pafupifupi 5% ya malonda omwe amaperekedwa ku R & D chaka chilichonse; chachiwiri, dongosolo lokhwimitsa khalidwe labwino, lokhala ndi injini zonse ndi makina oyesedwa kuti azitha kukhazikika m'malo ovuta kwambiri; ndipo chachitatu, maukonde okhudzana ndi malonda omwe amatsimikizira kuti ogwiritsa ntchito atha kupeza chithandizo chanthawi yake komanso magawo omwe amaperekedwa kulikonse padziko lapansi. Chachitatu, maukonde abwino atagulitsa pambuyo pogulitsa amawonetsetsa kuti ogwiritsa ntchito atha kupeza thandizo laukadaulo munthawi yake komanso zida zosinthira kulikonse padziko lapansi. Ubwino umenewu pamodzi kupanga Kubota ndi wosagwedezeka msika malo m'munda wa mini excavators.
Kufotokozera zaubwino waukadaulo wa Kubota
Kuchita bwino kwambiri kwa ofukula a Kubota makamaka kumachokera ku injini zake zodzipangira okha, zapamwamba kwambiri, zomwe zimakhala zabwino kwambiri kuposa kuchuluka kwamakampani pamiyeso yambiri yaukadaulo. Kutengera injini ya D722-BH-4 yokhala ndi chofufutira cha Kubota U-10-3Alpha monga chitsanzo, injini ya dizilo ya 3-cylinder ili ndi kusamutsidwa kwa 719 cc yokha, koma imatha kutulutsa mphamvu yamagetsi ya 7.4 kW (pafupifupi 10 hp), yokhala ndi mphamvu yaing'ono ya R0, 20. mkulu-linanena bungwe mbali amalola Kubota yaying'ono excavator kupereka mkulu mlingo wa linanena bungwe, pamene kusunga thupi yaying'ono. Ngakhale kusunga thupi lophatikizana, limaperekabe mphamvu zokwanira zolimbana ndi zovuta zosiyanasiyana zogwirira ntchito.
Uel Economy ndi imodzi mwazabwino zodziwika bwino za injini za Kubota. Pogwiritsa ntchito njira yoyaka moto ya TVCS (Three Vortex Combustion System) komanso ukadaulo waukadaulo wamba wamba wa njanji, injini za Kubota zimachita kuyaka kwambiri. Deta yeniyeni yogwiritsira ntchito imasonyeza kuti pansi pa ntchito yofanana, injini za Kubota zimasunga 15% -20% ya mafuta poyerekeza ndi zinthu zofanana.410 Kugwiritsira ntchito mafutawa sikungochepetsa ndalama zogwiritsira ntchito ogwiritsira ntchito, komanso kumachepetsa mpweya wa carbon, kusonyeza Kubota bwino pakati pa kayendetsedwe ka chuma ndi chilengedwe. Kutenga injini ya Kubota V3300 mwachitsanzo, mankhwalawa a seti ya jenereta ali ndi mtengo wotsika kwambiri wamafuta pakugwira ntchito yonse, ndipo kutulutsa mafuta amodzi kungathandize maola 8.8 akugwira ntchito mosalekeza.
Ponena za ntchito zachilengedwe, injini za Kubota zilinso patsogolo pamakampani. Mitundu yonse ya injini ikugwirizana ndi mfundo zokhwima kwambiri padziko lonse lapansi, monga EU Stage V ndi US EPA Tier 4 Final, ndipo zitsanzo zina zimakwaniritsa zofunikira za malamulo amtundu wamtsogolo zaka zingapo pasanathe ndandanda.210 Ichi ndi chifukwa cha kuphatikiza kwa Kubota koyambirira kwa Exhaust Gas Recirculation (EGR) ndi Selective Catalytic oxide Reduction (SCR). (NOx), ndi ma nitrogen oxides (NOx) a injini osapereka mphamvu yamagetsi. (NOx) ndi zinthu zina (PM) zotulutsa zimachepetsedwa popanda kupereka mphamvu. Mwachitsanzo, injini ya Kubota D902 sikuti imangokwaniritsa miyezo ya EU Stage V, komanso yalandira chiphaso cha EPA-4, chomwe ndi umboni wokwanira waukadaulo wake wapamwamba wa chilengedwe.
Kudalirika ndi kulimba ndi mwayi wina wofunikira wa injini za Kubota. Ma injini onse a Kubota amayesedwa maola opitilira 2,000 akuyezetsa kolimba kwambiri asanachoke kufakitale, kutengera zinthu zosiyanasiyana zogwira ntchito kwambiri kuti zitsimikizire magwiridwe antchito okhazikika pakugwiritsa ntchito kwenikweni.2 Zigawo zazikuluzikulu monga ma crankshafts, midadada ya silinda ndi mphete za pistoni zimapangidwa ndi ma aloyi apadera komanso njira zolimbitsira, zomwe zimapangitsa kuti injiniyo ikhale yotalikirapo kuyambira nthawi yayitali ya 6 mpaka 2- ndemanga za ogwiritsa ntchito nthawi yayitali. nthawi yosinthira injini imatha kupitilira maola 100,000 mosavuta pakukonzekera bwino. Kuwongolera kwa injini kumatha kupitilira maola 10,000 pakakonzedwe kabwinobwino, zomwe zimabweretsa phindu lalikulu la moyo wonse kwa eni zida.
Mapangidwe otsika komanso phokoso lochepa la injini za Kubota ndizoyamikirikanso. Kupyolera mu makina ake olondola a shaft ndi makina okonzedwa bwino a injini, Kubota yakwanitsa kuwongolera kugwedezeka ndi phokoso pamagulu otsogola amakampani. Mwachitsanzo, DELEKS M180 mini excavator yokhala ndi injini ya Kubota ya D902 imagwira ntchito motsika kwambiri phokoso kusiyana ndi mpikisano wake, zomwe zimapangitsa kuti zikhale zabwino kwambiri popanga phokoso m'madera okhala ndi m'matauni.
Kufananiza kwa Magwiridwe Olinga pakati pa Kubota Engine ndi Competitors
Pamakina omanga, injini za Kubota nthawi zambiri zimafananizidwa ndi mitundu yodziwika padziko lonse lapansi monga Yanmar ndi Caterpillar. Kupyolera mu kusanthula mwadongosolo koyerekeza, titha kumvetsetsa bwino za ubwino wosiyanitsidwa wa injini za Kubota. Poyerekeza ndi injini za Yanmar, ngakhale onse awiri ndi oimira mitundu yaku Japan, Kubota ndiyoyenera kwambiri pamakina aulimi ndi zomangamanga, pomwe Yanmar ali ndi zabwino zake zamagalimoto apanyanja.
Malinga ndi mphamvu ya mafuta, deta yoyesera imasonyeza kuti kugwiritsira ntchito mafuta a injini ya Kubota pansi pa katundu wapakati ndi pafupifupi 8% -12% m'munsi kuposa injini ya Caterpillar C7.1 yofanana, kusiyana komwe kumabweretsa ndalama zambiri kwa ogwiritsa ntchito poyerekeza ndi mitengo yamtengo wapatali ya mafuta. ku The Kubota injini ili ndi mawonekedwe abwino kwambiri osakhalitsa, ndipo imatha kusintha mwachangu kuti isinthe popanda kuwonongeka kwakukulu kwamafuta. Kumbali ina, injini zamtundu wina waku Europe ndi America, ngakhale zili ndi mphamvu zopatsa mphamvu, nthawi zambiri sizikhala ndi ndalama zonse zamafuta monga momwe Kubota amagwirira ntchito.
Ponena za kukonza kosavuta, injini za Kubota zimapangidwira momveka bwino ndi zofunikira za ogwiritsa ntchito kumapeto. Poyerekeza ndi injini za Caterpillar, Kubota amakonza malo okhazikika apakati komanso opezeka mosavuta, kupulumutsa 30% -40% ya nthawi yokonza zinthu monga kusintha kwa fyuluta ndi kudzaza mafuta. Mosiyana ndi izi, magawo omwe amaperekedwa kwa injini zamtundu wina waku Europe amatha kutenga milungu ingapo m'magawo ena, zomwe zingakhudze kwambiri zomwe ogwiritsa ntchito apanga.
Cold kuyamba ntchito ndi chizindikiro chofunika cha khalidwe injini dizilo, ndi Kubota injini amasonyeza ubwino zoonekeratu pankhaniyi. Ngakhale kutentha komwe kumatsika mpaka -15 ° C, injini za Kubota zimayamba modalirika popanda zowonjezera zowonjezera zowonjezera, pamene ena ochita nawo mpikisano amadalira mapulagi otenthetsera kapena kuyambitsa madzi kuti ayambe kuyatsa bwino. Kubota adachita izi pokulitsa mawonekedwe a chipinda choyatsira moto ndi nthawi ya jakisoni, kuwonetsa kuchuluka kwake kwa kafukufuku wofunikira pa injini za dizilo.
Pankhani ya ndemanga zamsika, Kubota injini yokhutira kwa ogwiritsa ntchito ikupitilirabe kuposa kuchuluka kwamakampani. Kafukufuku wamakampani obwereketsa zida zomanga akuwonetsa kuti kuchuluka kwa zofukula zazing'ono zomwe zili ndi injini za Kubota ndi 35% -40% m'munsi kuposa kuchuluka kwa msika, zomwe zimatanthauzira mwachindunji kupezeka kwa zida zapamwamba komanso ndalama zobwereketsa.15 Chochititsa chidwi kwambiri ndi chakuti injini za Kubota ndizololera zamafuta osauka, omwe ali ndi zida zotsika mtengo komanso zopindulitsa pamsika wa Kubo. kusiyanasiyana kwamafuta. msika komwe mafuta amasiyanasiyana, zomwe zimathandiza kuti zida za Kubota zizigwira ntchito mokhazikika.
Monga wopanga wophatikizika ndi mgwirizano wapamtima ndi Kubota, tawona momwe Kubota amakhalira ndi malo ake otsogola m'munda wa mini excavators kudzera mwaukadaulo wopitilira komanso kupanga zowonda. Kuchokera paukadaulo wa injini mpaka kumalize kuphatikizika kwamakina, kuchokera ku mphamvu zachikhalidwe kupita ku mphamvu zatsopano, Kubota nthawi zonse imakhala yogwirizana ndi zosowa za ogwiritsa ntchito komanso motsogozedwa ndi kupita patsogolo kwaukadaulo, ndikulemba nthano yake pamsika wamakina apadziko lonse lapansi. Kwa ogwiritsa ntchito omwe akufuna kuchita bwino kwambiri, otsika mtengo komanso okhazikika, ofukula a Kubota mosakayikira ndi chisankho chanzeru kwambiri tsopano komanso ndalama zodalirika zamtsogolo.
