Mechini e menyenyane ea ho cheka ke e 'ngoe ea mefuta ea lisebelisoa tse holang ka potlako, 'me botumo ba tsona bo bonahala bo ntse bo eketseha. Ho ea ka lintlha tse tsoang ho Off-Highway Research, thekiso ea lefats'e ea mechini e menyenyane ea ho cheka e fihlile ntlheng e phahameng ka ho fetisisa selemong se fetileng, e feta li-unit tse 300,000.
Ka setso, mebaraka e meholo ea li-micro-ecavator e bile linaha tse tsoetseng pele, tse kang Japane le Europe Bophirimela, empa botumo ba tsona linaheng tse ngata tse ntseng li hola moruong bo eketsehile lilemong tse leshome tse fetileng. E tummeng ka ho fetisisa ho tsena ke Chaena, eo hona joale e leng 'maraka o moholo ka ho fetisisa oa li-mini-ecavator lefatšeng.
Ha re nahana hore mechine e menyenyane ea ho epa e ka nkela mosebetsi oa matsoho sebaka, ka sebele ha ho na khaello ea basebetsi linaheng tse nang le baahi ba bangata ka ho fetisisa lefatšeng. Ena e ka ba phetoho e makatsang. Le hoja boemo bo ka 'na ba se tšoane le' maraka oa Chaena, ka kopo sheba kholomo ea "China le mechine e menyenyane ea ho epa" bakeng sa lintlha tse ling.
Lebaka le leng leo ka lona mechine e menyenyane ea ho cheka e ratoang ke hore ho bonolo ho fana ka motlakase mechineng e menyenyane le e menyenyane ho feta motlakase oa diesel oa setso. Tabeng ena, haholo-holo libakeng tsa litoropo tsa moruo o tsoetseng pele, hangata ho na le melaoana e thata mabapi le lerata le mesi e kotsi.
Ha ho na khaello ea bahlahisi ba OEM ba ntseng ba nts'etsapele kapa ba lokolla li-mini-excavator tsa motlakase - ho tloha ka Pherekhong 2019, Volvo Construction Equipment Corporation (Volvo CE) e phatlalalitse hore bohareng ba 2020, e tla qala ho qala letoto la li-eccavator tse nyane tsa motlakase (EC15 ho isa ho EC27). ) Le li-wheel loader (L20 ho isa ho L28), 'me ea emisa nts'etsopele e ncha ea mehlala ena e thehiloeng lienjineng tsa diesel.
OEM e 'ngoe e batlang motlakase lefapheng lena la lisebelisoa ke JCB, e nang le mochine o monyenyane oa motlakase oa k'hamphani oa 19C-1E. JCB 19C-1E e tsamaisoa ke libeteri tse 'ne tsa lithium-ion, tse ka fanang ka polokelo ea matla ea 20kWh. Bakeng sa bareki ba bangata ba banyenyane ba mochine o motlakase, mesebetsi eohle e ka phethoa ka tjhaja e le 'ngoe. 19C-1E ka boeona ke mohlala o matla o moqotetsane o se nang mosi o tsoang nakong ea ts'ebeliso 'me o khutsitse haholo ho feta mechini e tloaelehileng.
JCB e sa tsoa rekisa mehlala e 'meli fekthering ea J Coffey e London. Tim Rayner, Motsamaisi oa Ts'ebetso oa Lefapha la Limela tsa Coffey, o itse: "Molemo o moholo ke hore ha ho na likhase tse hlahisoang nakong ea ts'ebeliso. Ha ho sebelisoa 19C-1E, basebetsi ba rona ba ke ke ba angoa ke likhase tse hlahisoang ke disele. Kaha lisebelisoa tsa taolo ea likhase tse hlahisoang (tse kang lisebelisoa tsa ho ntša le liphaephe) ha li sa hlokahala, libaka tse koetsoeng joale li hlakile ebile li bolokehile ho sebetsa. Koloi e nyane ea motlakase ea JCB e tlisa boleng ho khoebo le indastering eohle."
OEM e 'ngoe e shebaneng le motlakase ke Kubota. "Lilemong tsa morao tjena, botumo ba mechine e menyenyane ea ho cheka e sebelisoang ke mafura a mang (joalo ka motlakase) bo eketsehile ka potlako," ho boletse Glen Hampson, mookameli oa nts'etsopele ea khoebo ho Kubota UK.
"Sesosa se seholo sa sena ke lisebelisoa tsa motlakase tse nolofalletsang basebetsi ho sebetsa libakeng tse behiloeng tse nang le mosi o fokolang. Enjene e ka boela ea nolofalletsa mosebetsi ho etsoa libakeng tse koetsoeng ka tlas'a lefatše ntle le ho hlahisa mosi o kotsi. Lerata le fokotsehileng le boetse le etsa hore e be e loketseng kaho metseng kapa libakeng tse nang le baahi ba bangata."
Qalong ea selemo, Kubota e ile ea qala mohlala o monyane oa ho cheka motlakase o monyenyane Kyoto, Japane. Hampson o ile a eketsa: “Ho Kubota, ntho ea bohlokoa ho rona e tla lula e le ho nts'etsapele mechini e fihlelang litlhoko tsa bareki - mechini ea nts'etsopele ea motlakase e tla re nolofalletsa ho e etsa.”
Bobcat e sa tsoa phatlalatsa hore e tla qala letoto le lecha la li-evacuum tse nyane tsa 2-4 ton R, ho kenyeletsoa le letoto le lecha la li-evacuum tse hlano tse nyane: E26, E27z, E27, E34 le E35z. Khamphani e bolela hore e 'ngoe ea likarolo tse ikhethang tsa letoto lena ke mohopolo oa moralo oa lebota la silindara e ka hare (CIB).
Miroslav Konas, Motsamaisi oa Lihlahisoa tsa Bobcat Excavators Europe, Bochabela bo Hare le Afrika, o itse: "Sistimi ea CIB e etselitsoe ho hlola khokahano e fokolang ka ho fetisisa ho li-mini-ecavator - li-boom cylinders li ka senya mofuta ona oa excavator habonolo. Mohlala, ha ho jarisoa litšila le thepa ea kaho ka literaka E bakoa ke ho thulana ka lehlakoreng le likoloi tse ling.
"Sena se finyelloa ka ho kenya silindara ea hydraulic ka har'a sebopeho sa boom e atolositsoeng, ka hona ho qoba ho thulana le karolo e ka holimo ea lehare le lehlakore la koloi. Ha e le hantle, sebopeho sa boom se ka sireletsa silindara ea boom ea hydraulic sebakeng sefe kapa sefe."
Ka lebaka la khaello ea basebetsi ba nang le boiphihlelo indastering, ha ho so ka ho ba bohlokoa ho feta ho etsa hore ba mamellang ba thabe. Volvo CE e bolela hore moloko o mocha oa mochine o monyenyane oa ECR58 F o nang le lithane tse 6 o na le tekesi e kholo ka ho fetisisa indastering.
Sebaka sa mosebetsi se nolofalitsoeng le boiphihlelo bo bonolo ba ho se sebelisa li tšehetsa bophelo bo botle, boits'epo le polokeho ea mokhanni. Sebaka sa setulo ho joystick se fetotsoe le ho ntlafatsoa ha se ntse se emisoa hammoho - Volvo Construction Equipment e boletse hore theknoloji e se e kentsoe indastering.
Khekhe e etselitsoe ho fana ka boemo bo holimo ka ho fetisisa ba boiketlo ba mokhanni, ka ho thibela molumo, libaka tse ngata tsa polokelo, le likou tsa 12V le USB. Lifensetere tse ka pele tse butsoeng ka botlalo le lifensetere tse thellang li nolofalletsa pono e felletseng, 'me mokhanni o na le lebili le fofang la setaele sa koloi, ponts'o ea mebala ea lisenthimithara tse hlano le li-menu tse bonolo ho li sebelisa.
Boiketlo ba mosebedisi bo bohlokwa haholo, empa lebaka le leng la botumo bo pharaletseng ba karolo ya mini excavator ke katoloso e tswelang pele ya mefuta e fapaneng ya disebediswa tse fanwang. Mohlala, ECR58 ya Volvo Construction Equipment e na le mefuta e fapaneng ya disebediswa tse bonolo ho di nkela sebaka, ho kenyeletswa dibakete, di-breaker, di-thumbs, le di-coupling tse ntjha tse potlakileng tse sekametseng.
Ha a bua ka botumo ba mechine e menyenyane ea ho epa, motsamaisi ea tsamaisang Off-Highways Research Chris Sleight o ile a hatisa lihokelo. O itse: "Ka lehlakoreng le bonolo, mefuta e fapaneng ea lisebelisoa tse fumanehang e pharaletse, ho bolelang hore [mechine e menyenyane ea ho epa] hangata lisebelisoa tsa Pneumatic li tumme haholo ho feta basebetsi ba matsoho. Lebaka le leng ke hobane e thusa ho fokotsa tšusumetso ea lerata le ho thothomela ho basebetsi, le hobane e ka suthisetsa basebetsi hole le lisebelisoa."
JCB ke e 'ngoe ea li-OEM tse ngata tse batlang ho fa bareki likhetho tsa motlakase bakeng sa li-mini excavator
Slater o boetse a eketsa: "Europe esita le Amerika Leboea, mechine e menyenyane ea ho epa e nkela mefuta e meng ea lisebelisoa sebaka. Karolong e phahameng ka ho fetisisa ea sekala, sebaka sa eona se senyenyane le bokhoni ba ho slew ea likhato tse 360 ​​li bolela hore hona joale ka kakaretso e betere ho feta ho kenya backhoe. Mochini o tumme haholo."
Konas oa Bobcat o ile a lumellana le bohlokoa ba lihokelo. O itse: “Mefuta e fapaneng ea libakete tseo re fanang ka tsona e ntse e le “lisebelisoa” tse ka sehloohong letotong la lihokelo tse 25 tse fapaneng tseo re fanang ka tsona bakeng sa li-mini excavator, empa ka kharafu e tsoetseng pele haholoanyane Ka nts'etsopele ea libakete, mokhoa ona oa ntse o hola. Lisebelisoa tsa hydraulic li ntse li tuma haholo. Ke ka lebaka lena re ntlafalitseng sistimi ea A-SAC, e sebelisoang ka lipotoloho tse thusang tse ikemetseng tse fihlang ho tse hlano mochining. Re lumela hore Bobcat e tla ba lets'oao le tsoetseng pele ka ho fetisisa 'marakeng ho sebelisa lisebelisoa tse rarahaneng joalo.
"Ho kopanya mela e thusang ea hydraulic e kentsoeng ka letsoho le theknoloji ea boikhethelo ea A-SAC ho ka fana ka mefuta e mengata ea likhetho tsa ho iketsetsa mochini ho fihlela litlhoko life kapa life tsa lisebelisoa, ka hona ho ntlafatsa karolo ea li-epilar tsena e le li-bearing tse ntle tsa lisebelisoa."
Mechine ea Kaho ea Hitachi (Europe) e lokolitse pampiri e tšoeu mabapi le bokamoso ba lekala la lisebelisoa tse nyane tsa Europe. Ba bontšitse hore 70% ea li-mini excavator tse rekisoang Europe li boima bo ka tlase ho lithane tse 3. Sena se bakoa ke taba ea hore ho fumana lengolo la tumello ho ka hula e 'ngoe ea mehlala habonolo tereing e nang le laesense ea ho khanna ea kamehla.
Pampiri e tšoeu e bolela esale pele hore ho beha leihlo hole ho tla bapala karolo ea bohlokoa haholo 'marakeng oa lisebelisoa tsa kaho tse nyane,' me li-mini excavator ke karolo ea bohlokoa ea eona. Tlaleho e itse: "Ho latela sebaka sa lisebelisoa tse nyane ho bohlokoa haholo hobane hangata li fallisoa ho tloha sebakeng se seng sa mosebetsi ho ea ho se seng.
Ka hona, tlhahisoleseding ea sebaka le lihora tsa mosebetsi e ka thusa beng ba matlo, haholo-holo lik'hamphani tse hirisang, ho rera, ho ntlafatsa bokhoni le ho hlophisa mosebetsi oa tlhokomelo. Ho ea ka pono ea tšireletso, tlhahisoleseling e nepahetseng ea sebaka le eona ea bohlokoa - ho bonolo haholo ho utsoa mechine e menyenyane ho feta ho boloka e meholo, kahoo bosholu ba lisebelisoa tse nyane bo atile haholo.
Bahlahisi ba fapaneng ba sebelisa li-embarking tsa bona tse nyane ho fana ka lisebelisoa tse fapaneng tsa telematics. Ha ho na maemo a indasteri. Li-embarking tse nyane tsa Hitachi li hokahantsoe le sistimi ea eona ea ho lekola e hole Global e-Service, 'me data e ka boela ea fumaneha ka li-smartphone.
Leha sebaka le lihora tsa mosebetsi e le tsa bohlokoa bakeng sa tlhahisoleseling, tlaleho e hakanya hore beng ba lisebelisoa tsa moloko o latelang ba tla batla ho bona lintlha tse qaqileng haholoanyane. Mong'a tsona o tšepa ho fumana lintlha tse ling ho tsoa ho moetsi. Lebaka le leng ke ho kena ha bareki ba banyenyane, ba nang le tsebo e ngata ea theknoloji ba ka utloisisang le ho sekaseka lintlha hamolemo ho ntlafatsa tlhahiso le bokhoni.
Takeuchi e sa tsoa qala ho qapa seqhoqho sa hydraulic se kopaneng sa TB257FR, e leng mohlahlami oa TB153FR. Seqhoqho se secha se na le
Boom e tlohang letsohong le letšehali ho ea ho le letona hammoho le ho sisinyeha ha mohatla ho tiileng ho e lumella ho potoloha ka botlalo ntle le ho leketla hanyane.
Boima ba ts'ebetso ea TB257FR ke 5840 kg (lithane tse 5.84), botebo ba ho cheka ke 3.89m, sebaka se phahameng ka ho fetisisa sa katoloso ke 6.2m, 'me matla a ho cheka libakete ke 36.6kN.
Mosebetsi oa boom ea leqele le le letona o lumella TB257FR ho cheka offset ka mahlakoreng a leqele le le letona ntle le ho beha mochini sebakeng se seng. Ho phaella moo, tšobotsi ena e boloka lintho tse ling tse hanyetsanang li tsamaisana le bohareng ba mochini, ka hona e ntlafatsa botsitso.
Ho thoe molemo o mong oa sistimi ena ke bokhoni ba hore boom e behoe ka holim'a setsi, e leng se etsang hore ho be bonolo ho etsa potoloho e felletseng ka har'a bophara ba tsela. Sena se etsa hore e be sebaka se setle sa ho sebetsa libakeng tse fapaneng tsa kaho tse koetsoeng, ho kenyeletsoa merero ea litsela le borokho, literata tsa toropo le lipakeng tsa meaho.
“Takeuchi e thabetse ho fa bareki ba rona TB257FR,” ho boletse Toshiya Takeuchi, Mopresidente oa Takeuchi. “Boitlamo ba Takeuchi moetlong oa rona oa boqapi le theknoloji e tsoetseng pele bo bonahala mochining ona. Ho phahama ha sekhahla ka letsohong le letšehali le le letona ho lumella ho feto-fetoha ha mosebetsi haholoanyane, 'me setsi se tlase sa matla a khoheli le ho beoa ha boima bo ntlafetseng ho etsa sethala se tsitsitseng haholo. Bokhoni bo boima bo tšoana le mechine ea setso.
Shi Jang oa Off-Highway Research o fane ka temoso e hlokolosi mabapi le 'maraka oa Chaena le liepolli tse nyane, a lemosa hore 'maraka o ka' na oa tlala. Lebaka ke hobane lik'hamphani tse ling tsa China tse etsang mesebetsi ea matsoho tse batlang ho eketsa karolo ea tsona ea 'maraka ka potlako li fokolitse theko ea liepolli tsa tsona tse nyane ka hoo e ka bang 20%. Ka hona, ha thekiso e ntse e hola, phaello ea fokotseha, 'me hona joale ho na le mechini e mengata 'marakeng ho feta leha e le neng pele.
Theko ea thekiso ea liepa tse nyane e theohile bonyane ka 20% ha e bapisoa le selemong se fetileng, 'me karolo ea' maraka ea bahlahisi ba machaba e theohile hobane ba ke ke ba fokotsa litheko haholo ka lebaka la meralo ea bona ea mechini e ikhethang. Ba rera ho hlahisa mechini e theko e tlase nakong e tlang, empa joale 'maraka o tletse mechini e theko e tlase. "Shi Zhang o boletse joalo."
Litheko tse tlase li hohetse bareki ba bangata ba bacha ho reka mechini, empa haeba ho na le mechini e mengata haholo 'marakeng' me mosebetsi o sa lekana, 'maraka o tla fokotseha. Ho sa tsotellehe thekiso e ntle, phaello ea bahlahisi ba ka sehloohong e 'nile ea fokotseha ka lebaka la litheko tse tlase.
Jang o ekelitse ka hore litheko tse tlase li etsa hore ho be thata hore barekisi ba etse phaello, 'me ho theola litheko ho khothaletsa thekiso ho ka ba le tšusumetso e mpe thekisong ea nakong e tlang.
"Beke ea Lefatše ea Meaho" e rometsoeng ka kotloloho ho inbox ea hau e fana ka khetho ea litaba tse ncha, litokollo tsa lihlahisoa, litlaleho tsa lipontšo le tse ling!
"Beke ea Lefatše ea Meaho" e rometsoeng ka kotloloho ho inbox ea hau e fana ka khetho ea litaba tse ncha, litokollo tsa lihlahisoa, litlaleho tsa lipontšo le tse ling!
SK6,000 ke kreine e ncha e phahamisang boima e boima ea lithane tse 6,000 e tsoang Mammoet e tla kopanngoa le SK190 le SK350 tse seng li ntse li le teng, 'me SK10,000 e phatlalalitsoe ka 2019.
Joachim Strobel, MD Liebherr-EMtec GmbH o bua ka Covid-19, hore na ke hobane'ng ha motlakase e kanna ea se be oona feela karabo, ho na le tse ling tse ngata