Mochini oa ho cheka oa Hitachi 4638433 zx870-3lc Roller e ka Holimo e ka Holimo / Mochini oa ho Jara Lipere Roller Assy fektheri / bahlahisi ba likarolo tsa ka tlas'a koloi / CQC TRACK
Boenjiniere ba Ka tlas'a Kariki e Nepahetseng bakeng sa Baepolli ba Hitachi ZX870-3LC: Tlhahlobo e Ikhethang ea Theknoloji ea Kopano ea Roller ea Upper / Carrier ea Track (Nomoro ea Karolo 4638433) le Bokhabane ba Tlhahiso ea CQC TRACK
Mongoli: Jack
Letsatsi: La 5 Mmesa, 2026
1. Kakaretso ea Tekheniki: Karolo ea Bohlokoa ea Roller e ka Holimo ho Baepolli ba Merafo ba Maemo a Phahameng
Rolara e kaholimo ea tsela—eo hape e bitsoang rolara e jarang kapa rolara e kaholimo—ke karolo ea motheo mohahong oa ka tlas'a koloi oa moepolli ofe kapa ofe o boima oa ho hahaba. Ho fapana le rolara e ka tlase (e ka tlase), e jereng boima bo felletseng ba mochini khahlanong le mobu, rolara e kaholimo e etsa mosebetsi o fapaneng ka ho hlaka empa e le oa bohlokoa ka ho lekana: e tšehetsa karolo ea ho khutla ha ketane ea tsela ha e ntse e tsamaea ho tloha sprocket ea drive ho khutlela ho idler e ka pele. E behiloe holimo foreiming ea tsela, rolara e jarang e thibela ho oa ho feteletseng ha tsela, e laola ho feto-fetoha ha khatello ea maikutlo nakong ea maeto a lebelo le phahameng le ho reteleha, 'me e boloka ho lokisoa ha ketane ea tsela ho thibela ho senyeha ha seporo—haholo-holo ea bohlokoa bakeng sa mechini ea ultra-class ea lithane tse 80-90 e sebetsang libakeng tse kholo tsa merafo le tsa ho cheka.
Bakeng sa basebetsi ba liepa tsa Hitachi ZX870-3LC—mochini oa ultra-class oa 82,000–89,800 kg o sebelisoang haholo merafong e meholo, ho cheka, kaho e boima, le ho tsamaisa mobu ka bongata—ho tšepahala ha kopano ea roller e ka holimo ea tsela ho ama ka kotloloho bophelo ba ketane ea tsela, ho hokahanya le ho sebetsa ha mochini ka kakaretso. Lintlha tsa indasteri li bontša ka linako tsohle hore likarolo tsa lebili li emela karolo e kholo ea litšenyehelo tsohle tsa tlhokomelo ea lisebelisoa, ho etsa liqeto tse nang le tsebo tsa theko ea bohlokoa bakeng sa ho ntlafatsa litšenyehelo tsohle tsa beng.
Kgatiso ena e fana ka tlhahlobo e felletseng ya botekgeniki ya nomoro ya karolo ya Hitachi OEM 4638433, e emelang kopano e felletseng ya roller e ka hodimo ya track / carrier roller bakeng sa sethala se seholo sa ho epolla sa hydraulic sa ZX870-3LC. Karolo ena e boetse e tsamaisana ka botlalo le Hitachi ZX850-3, ZX870-5B/5G, ZX890-5A, EX1200-6, le di-platform tse amanang le tsona tsa ho epolla ho pholletsa le sehlopha sa ditone tse 80–90. Ho tsepamisitswe maikutlo haholo ho CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.), moetsi ya kopaneng ka ho otloloha ya nang le boiphihlelo bo fetang dilemo tse mashome a mabedi dikarolong tse boima tsa ka tlasa koloi, le hore na ke hobaneng ha boemo ba yona e le feme ya mohlodi bo le bohlokwa bakeng sa ditsebi tsa lefatshe tsa theko tse batlang dikarolo tsa chassis tsa boleng ba OEM ka ditheko tse hlwahlwa.
2. Sethala sa Hitachi ZX870-3LC: Boenjiniere bakeng sa Likopo tsa Merafo e Feteletseng
2.1 Litlhaloso tsa Mochini le Tikoloho ea Ts'ebetso
Hitachi ZX870 ke mohlala o moholo letotong le tummeng la ZX la Hitachi, le emelang e 'ngoe ea li-evacuum tse kholo ka ho fetisisa le tse matla ka ho fetisisa tse nang le boholo bo felletseng lenaneng. Ho fapana le li-evacuum tse nyane kapa tsa midi tse etselitsoeng libaka tse nyane, ZX870 e entsoe bakeng sa kaho ea mesebetsi e boima, merafo le ts'ebetso e kholo ea ho tsamaisa mobu. Mofuta oa ZX870-3LC—moo “LC” e emelang sebopeho sa kariki e telele 'me “3” e bontša tlhahiso ea letoto—e etselitsoe ka ho khetheha merafo le ho epolla mesebetsi e boima ka botsitso bo ntlafalitsoeng ba ka tlas'a kariki.
ZX870-3LC e sebetsa ka litlhaloso tse latelang tse netefalitsoeng:
| Paramethara | Tlhaloso |
|---|---|
| Boima ba ho sebetsa | 82,000–89,800 kg (ho latela sebopeho) |
| Bolelele ka Kakaretso | 15,600 mm |
| Bophara ka Kakaretso | 3,640 mm |
| Bolelele ka Kakaretso | Ho fihlela ho 5,400 mm |
| Bophara ba Lieta tsa Seterata | 650 mm (Tlhophiso ea LC/HD) |
| Bokgoni bo boholo ba Bucket | 5.5 m³ |
| Phihlello e Phahameng ka ho Fetisisa e Tletseng | 14.1 m |
| Matla a ho Cheka a Phahameng ka ho Fetisisa | 438 kN |
| Khatello ea Ts'ebetso ea Sistimi | 34.3 MPa (350 kg/cm²) |
Litekanyo tsena li bonts'a boemo ba eona e le moepolli o moholo oa maemo a merafo o hlokang sebaka se lekaneng bakeng sa ho tsamaisa le ho tsamaisa thepa.
2.2 Tlhophiso ea Kamore e ka Tlas'a Koloi le Bongata ba Roller ea Kariki
Sekepe sa ka tlase sa ZX870-3LC se etselitsoe lits'ebetso tsa merafo e boima, se nang le foreimi ea tsela e boima e bōpehileng joaloka X, mabala a bolelele bo matlafalitsoeng, le likarolo tsa tsela tse ntlafalitsoeng ho mamella meroalo e feteletseng e kopanang le merafo ea mekoti e bulehileng le ho chekoa ha majoe. Moralo oa sekepe sa ka tlase o kenyelletsa:
| Karolo | Palo e Hakanyetsoang ka Mochini | Ka Lehlakore ka Lehlakore |
|---|---|---|
| Lihokelo tsa Ketane ea Lipina | E fapana ho ea ka palo ea lieta | — |
| Lirolo tse Tlase tsa Track (Lirolo tse Tlase) | 16–20 (ho latela sebopeho) | 8–10 |
| Lirolara tse ka Holimo tsa Track (Lirolara tsa Bajari) | 6 | 2–3 |
| Li-sprocket tsa Drive | 2 | 1 |
| Baithati ba ka Pele | 2 | 1 |
Seboka sa rolara e kaholimo (Nomoro ea Karolo 4638433) se kentsoe karolong e kaholimo ea foreimi ea pina, se behiloe pakeng tsa idler e ka pele le sprocket ea drive, moo e tšehetsang boima ba ketane ea pina e khutlang, e e tataisa ka ho lekana, 'me e fokotsa ho sisinyeha ho otlolohileng ho sireletsa foreimi ea pina le lirolara tse kholo.
3. Nomoro ea Karolo 4638433: Boitsebiso le Moralo oa Ts'ebetso
3.1 Nomoro ea Karolo ea OEM le Ts'ebeliso
Seboka sa Hitachi 4638433 Track Upper Roller / Carrier Roller Assembly ke karolo ea ka tlas'a koloi e entsoeng ka nepo e etselitsoeng ka ho khetheha Hitachi ZAX870, ZX870-3LC, ZX850-3, ZX870-5B/5G, ZX890-5A, le EX1200-6 li-hydraulic excavator tse kholo. Seboka sena se felletseng sa roller e ka holimo se entsoe ho fana ka ho lekana, sebopeho le ts'ebetso e lekanang le OEM, ka ho fapanyetsana ha 100% le tlhaloso ea pele ea Hitachi.
Lebitso la 4638433 le tsamaellana le ditshwantsho tsa boenjiniere tsa Hitachi, tse hlalosang mamello e nepahetseng ya boholo, dikereiti tsa thepa, diparamente tsa kalafo ya mocheso, le ditlhaloso tsa kopano tse ntshetsweng pele ka netefatso e matla ya moetsi wa disebediswa tsa pele le diprothokholo tsa teko ya tshimo.
3.2 Boikarabello ba Mosebetsi
Seboka sa 4638433 se nang le rolara e ka holimo se etsa mesebetsi e meraro ea bohlokoa e amang ka ho toba bophelo bo bolelele ba koloi e ka tlas'a koloi:
1. Tšehetso ea Tsela e ka Holimo le Thibelo ea ho Sag: Mosebetsi oa mantlha oa rolara ea carrier ke ho tšehetsa karolo e khutlang (e ka holimo) ea ketane ea tsela ha e ntse e tsamaea ho tloha sprocket ea drive ho khutlela ho idler e ka pele. Ka ho thibela ho salla ho feteletseng ha tsela, rolara e fokotsa ho thothomela nakong ea motsamao 'me e thibela ketane ea tsela ho kopana le foreimi ea tsela, e leng se neng se tla lebisa ho tsofala ho potlakileng le ho senyeha ha seporo.
2. Taolo ea Khatello e Matla le Tataiso ea Tsela: Lirolara tsa ho jara li thusa ho laola liphetoho tsa khatello e matla tse etsahalang ha mochini o potlakisa, o fokotseha, kapa o reteleha. Mosebetsi ona o bohlokoa haholo nakong ea ho reteleha ho matla libakeng tsa merafo, moo tsela e ka holimo e nang le matla a bohlokoa a mahlakoreng a ka bakang ho tsoa seporong haeba e sa tataisoe hantle. Moralo oa li-flange tse peli o tataisa khokahano ea ketane ea tsela ka mokhoa o sireletsehileng, o thibela ho thella ha lehlakore le ho shapuoa ho feteletseng nakong ea leeto le lebelo le phahameng.
3. Kabo ea Moroalo le ho Monya Tšusumetso: Kopano ea rolara e monya le ho aba meroalo e tsoang ho ho sisinyeha ha ketane ea tsela le ho se tsitse ha sebaka, e sireletsa foreimi ea tsela le sistimi ea rolara e kholo khatellong e feteletseng le ho hloleha pele ho nako.
3.3 Karohano ea Likarolo
E felletsengKopano ea Hitachi 4638433 ea rolara e kaholimoe na le likaroloana tse latelang:
| Karolo | Mosebetsi | Lintlha tsa Boenjiniere |
|---|---|---|
| 'Mele oa Roller (Khetla) | 'Mele o entsoeng ka tšepe e silindara o fanang ka bokaholimo bo bilikanang bo hokahaneng le ketane ea pina | E entsoeng ka tšepe e matla ea alloy e chesang (50Mn, 40Mn2, kapa e lekanang le eona) |
| Moqomo o Roller (Axle) | Axle e thatafetseng le e nang le motheo o nepahetseng e tšehetsang 'mele oa rolara | Tšepe ea alloy e matla haholo (42CrMo kapa e lekanang) e nang le bokaholimo bo thatafalitsoeng ke induction |
| Li-Roller Bearings tse nang le mela e 'meli tse nang le tapered | Nolofatsa ho potoloha ho boreleli tlas'a meroalo e phahameng ea radial le axial | Moralo oa libere tse tiisitsoeng tse nang le bokhoni bo phahameng bakeng sa ho sebetsana le mojaro o kopaneng |
| Sistimi ea ho Tiisa ea Multi-Labyrinth | E thibela ho kena ha tšilafalo 'me e boloka setlolo | Balebeli ba labyrinth + litiiso tsa sefahleho tse phaphametseng + litiiso tsa oli ea rabara ea nitrile |
| Tataiso ea Li-Flange tse peli | E fana ka thibelo ea ketane ea litsela tse ka thoko | E kopantsoe le moralo oa 'mele oa roller |
| Lisebelisoa tsa ho Kenya | E tiisa kopano ea lirolara ho bracket ea foreimi ea track | Libolti tsa maemo a holimo tse matla |
Karolo e ka hare ea rolara ea ho jara e sebelisa sebopeho sa tiiso ea labyrinth se kopantsoeng le litiiso tsa oli ea rabara ea nitrile tse tsoang kantle ho naha ho qoba ho thibana ha libere ho bakoang ke ho kenella ha seretse le lehlabathe—e leng tšobotsi ea bohlokoa bakeng sa libaka tsa merafo moo litšila tse khorofo li ke keng tsa qojoa.
4. Litlhaloso tsa Thepa le Maemo a Phekolo ea Mocheso
4.1 Khetho ea Thepa
Likopano tsa rolara tse holimo tsa track ea premium bakeng sa li-excavator tsa Hitachi ZX870-3LC li entsoe ka litšepe tsa alloy tsa boleng bo holimo tse khethiloeng ka lebaka la matla a tsona a ikhethang a tlhahiso, ho tiea le ho hanyetsa ho tsofala. Lisebelisoa tsa mantlha tse boletsoeng bakeng sa kopano ea 4638433 li kenyelletsa:
| Sehlopha sa Boitsebiso | Litšobotsi | Bothata (Bokaholimo) | Tšebeliso e Tloaelehileng |
|---|---|---|---|
| 50Mn (AISI 1050) | Motsoako o moholo oa carbon-manganese; ho tiea ho babatsehang, ho hanyetsa ho robeha hantle | HRC 52–58 | Merafo e tloaelehileng ea mesebetsi e boima le ea ho cheka |
| 40Mn2 / 35MnB | Tšepe e kopantsoeng le boron; ho tiea ho matlafalitsoeng | HRC 52–58 | Maemo a boima a merafo |
| 42CrMo (AISI 4140) | Motsoako oa Chromium-molybdenum; matla a phahameng a mokhathala, khanyetso e phahameng ea ho roala | HRC 55–60 | Lisebelisoa tsa maemo a holimo tsa merafo |
Moqomo oa rolara o entsoe ka tšepe ea alloy ea 42CrMo, e entsoeng bakeng sa phallo e ntle ea lijo-thollo, ka thata ea kalafo ea mocheso oa bokaholimo e fihlang ho 48-55 HRC bakeng sa ho hanyetsa ho tsofala ho ikhethang. Bothata ba mantlha bo bolokoa kaholimo ho HRC 28 ho thibela ho robeha ha bonolo tlas'a moroalo o matla. 'Mele oa rolara o entsoe ka tšepe ea alloy ea carbon e ngata e nang le matla a matle a ho tiea, ho netefatsa sebopeho se ts'oanang sa lijo-thollo le ho tlosoa ha likheo tsa ka hare tse ka lebisang ho hloleheng pele ho nako tlas'a ts'ebetso e tsoelang pele ea merafo.
4.2 Litlhaloso tsa Kalafo ea Mocheso
Tshebetso ya rolara e ka hodimo ya pina e itshetlehile haholo hodima boemo ba yona ba kalafo ya mocheso, e leng se etsang sebopeho sa thatafalo ya gradient se ntlafaditsweng bakeng sa ho hanyetsa ho tsofala le ho tiya ha tshusumetso:
| Paramethara | Tlhaloso | Bohlokoa ba Boenjiniere |
|---|---|---|
| Ho matha Bokaholimo ba Thata | HRC 55–60 (ho tima maqhubu a phahameng) | E hanela ho tsofala ho hoholo ha ketane ea terene libakeng tsa merafo |
| Botebo bo Thatafalitsoeng (Nyeoe) | 6–12 mm (HRC 45) | Botebo ba khetla bo tšoanang bo thibela ho senyeha ka potlako ha ho ntse ho etsoa ts'ebetso e tsoelang pele |
| Bothata ba mantlha | HRC 28–35 | E boloka matla a ho monya meroalo e matla e tsoang mafikeng le libakeng tse sa lekanang |
| Bothata ba Bokaholimo ba Moru | HRC 48–55 (ho tima bokaholimo ba maqhubu a mahareng) | E thibela ho senyeha ha shaft mme e eketsa bophelo ba ho bea |
| Botebo bo Thatafalitsoeng ba Shaft | 3–6 mm | Ho hanyetsa ho tsofala ho lekaneng bakeng sa lits'ebetso tse boima tsa merafo |
| Mokhoa oa Phekolo ea Mocheso | Ho tima le ho futhumatsa + ho kenya / ho tima bokaholimo ba maqhubu a phahameng | E fana ka bothata bo tebileng, bo ts'oanang ba nyeoe ha e ntse e boloka ductile core |
Mohala oa othomathike oa kalafo ea mocheso o sebelisa mekhoa e tsoetseng pele ea ho tima rolara, ho fihlela litlhoko tse thata tsa tekheniki bakeng sa likarolo tsa maemo a merafo. 'Mele oa rolara o feta ho thatafalloa le ho tenyetseha bakeng sa matla a mantlha, hammoho le ho thatafala ha induction ka makhetlo a mangata holim'a bokaholimo ba ho matha ho fihlela boima ba bokaholimo ba HRC 55-60. Sena se etsa hore ho be le khetla e tebileng, e sa tsofaleng ha ka nako e ts'oanang e boloka bokaholimo bo thibaneng, bo monyang litšisinyeho ho thibela ho robeha ha bonolo tlas'a moroalo o matla oa tšusumetso.
Shaft e feta ho tenyetseha hammoho le ho tima bokaholimo ba maqhubu a mahareng, ka ho bentša ka nepo ha CNC kamora ho qeta ho netefatsa bokaholimo bo boreleli bo fokotsang khohlano le ho senyeha ha tiiso.
4.3 Litlhaloso tsa ho Bearing le ho Tiisa
Kopano ea libere e na le libere tsa rolara tse nang le mela e 'meli kapa litsamaiso tsa bushing tse thatafalitsoeng ka boholo bo boholo, tse etselitsoeng ho sebetsana le meroalo e kopaneng ea radial le axial e kopaneng nakong ea maeto, ho reteleha le ts'ebetso ea ho potoloha khahlanong le mechini ea sehlopha sa lithane tse 80-90.
Sistimi e kopaneng ea ho tiisa ea mekhahlelo e mengata e kopanya likarolo tse tharo tse sireletsang:
| Karolo ea Setiiso | Mosebetsi |
|---|---|
| Balebeli ba Labyrinth | Thibelo ea tšilafalo ea mohato oa pele; e thibela ho kena ha lithōle tse kholo |
| Litiiso tsa Sefahleho tse Phaphametseng | Tiiso e matla ea mohato oa bobeli; e boloka ho bolokoa ha mafura tlas'a motsamao o potolohang |
| Litiiso tsa Oli ea Rubber ea Nitrile (NBR) | Thibelo e nyane ea tšilafalo ea mohato oa boraro; e sireletsa li-bearing lerōleng le mongobong |
Moralo ona o tiileng oa ho tiisa o fana ka tšitiso ea bohlokoa khahlanong le seretse, lehlabathe le mongobo—litšila tse tloaelehileng merafong le libakeng tsa majoe—ka ho atolosa bophelo ba tšebeletso le ho fokotsa makhetlo a tlhokomelo.
4.4 Litekanyo tsa Tshebetso le Bophelo ba Tšebeletso
| Paramethara | Tlhaloso |
|---|---|
| Bokgoni ba ho Jara ka Mahlaseli bo Lekantsoeng | 15,000–25,000 kg ka rolara (ho itshetlehile ka boleng ba thepa) |
| Tekanyetso e Phahameng ka ho Fetisisa ea Lebelo la Maeto | 4.2–5.3 km/h (e lumellana le ZX870-3LC) |
| Mefuta ea Mocheso o Buuoang | -30°C ho isa ho +80°C |
| Mofuta oa ho Beha | Li-bearing tsa roller tse nang le mela e 'meli tse nang le tapered (moralo o tiisitsoeng) |
| Setlolo | E tlatsitsoe esale pele ka mafura a EP a nang le mocheso o phahameng, a khatello e phahameng ea lithium-complex |
| Tlhophiso ea Setiiso | Litiiso tsa sefahleho tse ngata tse phaphametseng + litiiso tsa oli tsa NBR |
Ka teko ea ho etsisa mojaro o matla, lirolara tsa boleng ba carrier li bontša ntlafatso ea bokhoni ba ho jara mojaro ho fihlela ho 20%, e leng se qhalang khatello ea tšusumetso ka katleho ha excavator e ntse e tsamaea. Ts'ebetso ea ho tima maqhubu a holimo a holimo hammoho le likanale tsa ho tlotsa tse kentsoeng e fokotsa haholo ho tsofala ho sa tloaelehang maemong a thata a ts'ebetso joalo ka merafong, e atolosa bophelo ba ts'ebeletso ea ka tlas'a koloi ka ho feta 30%.
5. CQC TRACK: Moetsi ea Ikhethileng oa Likarolo tsa Hitachi Undercarriage
5.1 Boemo ba Khamphani le Lefa la Tlhahiso
CQC TRACK, e sebetsang tlasa HELI MACHINERY MANUFACTURING CO., LTD., ke moetsi ya kopaneng ka ho otloloha ya thehilweng Quanzhou, Chaena—sebaka se tsejwang e le sehlopha sa bohlokwa sa phepelo bakeng sa disebediswa tsa lefatshe tsa ho tsamaisa lefatshe. E thehilwe mafelong a bo-1990, HELI e fetohile ka mokhoa o hlophisehileng ho ba e mong wa bahlahisi ba bararo ba ka sehloohong ba dikarolo tsa ka tlasa koloi sebakeng sa Quanzhou, sehlopha se ka sehloohong sa diindasteri bakeng sa tlhahiso ya mechine e boima.
Ka boiphihlelo ba lilemo tse fetang 20 ba tlhahiso, HELI e ipakile e le mofani ea khethehileng oa likarolo tse boima tsa chassis ea ho cheka, e sebeletsang Bahlahisi ba Lisebelisoa tsa Pele (OEMs) ba mechini ea merafo lefatšeng ka bophara. Lebitso la lebitso la khoebo CQC TRACK le tšoantšetsa boitlamo bo meraro ba motheo: Litsamaiso tsa Crawler, Tiisetso ea boleng, le Boitlamo ba ho tšoarella tlas'a libaka tse khorofo le tse nang le tšusumetso e kholo tse kopanang le tsona merafong, ho cheka le merero e meholo ea meralo ea motheo.
5.2 Litifikeiti le Maemo a Boleng
CQC TRACK e sebetsa tlasa moralo wa netefatso ya boleng o nang le mekhahlelo e mengata, e nang le kananelo ya sistimi ya boleng ba ISO 9001:2015 le disetifikeiti tse ngata tsa dihlahiswa tsa CQC. Karolo e nngwe le e nngwe ya CQC TRACK e hlahiswa tlasa ditshebetso tse netefaditsweng tsa ISO 9001:2015, ka ho latela dikarolo ka botlalo ho tloha dinthong tse tala ho fihlela kopanong e fedisitsweng. Jwalo ka moetsi ya kopantsweng ka ho otloloha, HELI e kopanya boiphihlelo ba moralo le boenjiniere le dipatlisiso le ntshetsopele e pharaletseng, e sebedisa mahlale a tswetseng pele a tlhahiso ho ntshetsa pele dihlahiswa tse ntjha, tse tshepahalang, le tse hlwahlwa tse fihlelang maemo a boleng bo hodimo.
5.3 Bokgoni ba Tlhahiso le Taolo ea Boleng
Matla a tlhahiso a CQC TRACK a itshetlehile hodima kopanyo e felletseng e otlolohileng le ditshebetso tse laolwang tse latellanang:
| Mokhahlelo oa Ts'ebetso | Tlhaloso ea Bokhoni |
|---|---|
| Khetho ea Lisebelisoa tse Tala | Litšepe tsa alloy tsa boleng bo holimo tsa 52Mn, 55Mn, 42CrMo, le 40CrNiMo tse nkiloeng ho tsoa lifemeng tse netefalitsoeng. |
| Ho betla | Taolo ea selekane sa ho qapa kapa sa ho qapa ka maano e netefatsa phallo e ntle ea lijo-thollo le bongata ba thepa libakeng tse se nang likarolo, e leng sa bohlokoa bakeng sa matla a tšusumetso le bophelo ba mokhathala. |
| Mechini ea CNC | Li-lathe tsa sejoale-joale tsa CNC, litsi tsa ho sila, le litsi tsa ho cheka li etsa mechini e thata le e qetang ho latela mamello ea ISO 2768-mK, e netefatsang hore ho ka fapanyetsanoa ka mokhoa o tsitsitseng. |
| Kalafo ea Mocheso | Lifono tsa induction tse laoloang ke khomphutha li fihlela bothata bo tebileng, bo ts'oanang ha li ntse li boloka karolo ea mantlha ea ductile; mekhoa e ikhethileng ea ho tima ka botlalo bakeng sa lirolara tsa bajari |
| Seboka sa ho Tiisa | Sistimi ea tiiso e nang le mekhahlelo e mengata (li-labyrinth guards, li-floating face seal, li-NBR oil seal) e fana ka tšireletso e matla khahlanong le tšilafalo. |
| Tlhahlobo ea Boleng | Teko ea boemo ba ho tiea, netefatso ea sebopeho sa lik'hemik'hale, tlhahlobo ea likaroloana tsa makenete, le netefatso ea boholo ba CMM |
Karolo e felletseng ea likarolo tsa ka tlas'a koloi ea CQC TRACK e kenyelletsa liketane tsa terene, lieta, li-sprocket, li-idlers, li-bottom rollers, le li-carrier rollers—tse entsoeng ka ho khetheha bakeng sa li-excavator tse boima tse sebelisoang merafong le kahong lefatšeng ka bophara. Khamphani e ngotse ho lumellana ha litšupiso tse fapaneng bakeng sa likarolo tsa eona tsa ka tlas'a koloi ho pholletsa le mefuta e mengata, ho kenyeletsoa Hitachi, Caterpillar, Komatsu, Doosan, Volvo, XCMG, SANY, le Liugong.
5.4 Mohlala oa Tšebeletso ea OEM le ODM
CQC TRACK e sebelisa mohlala oa litšebeletso tse peli o amohelang likarolo tse tloaelehileng tsa ho nkela sebaka le litharollo tsa boenjiniere tse ikhethileng:
- Tlhahiso ea OEM: Tlhahiso ea likarolo ho latela litlhaloso tse nepahetseng tsa bareki, litšoantšo le maemo a boleng. Fektheri e hlomelitsoe bakeng sa kopanyo e se nang sekoli le liketane tsa phepelo tsa lefats'e, e fana ka tlhahiso e tšepahalang ea li-rollers, li-idlers, li-sprockets le lihokelo tsa li-track.
- Boenjiniere ba ODM: Nts'etsopele e kopanetsoeng, moralo, le netefatso ea litharollo tse ntlafalitsoeng kapa tse etselitsoeng ka botlalo tsa likoloi tse ka tlas'a koloi. Ka ho sebelisa boiphihlelo bo pharaletseng ba tšimo le boiphihlelo bo tebileng ba tekheniki ho tsa tšepe le tribology tse ikhethileng ho litsamaiso tsa ho latela, sehlopha sa boenjiniere se sebetsana ka mafolofolo le mekhoa e tloaelehileng ea ho hloleha, se fana ka meralo e ntlafalitsoeng ea boleng e ntlafatsang ts'ebetso le ho fokotsa litšenyehelo tsohle tsa beng.
5.5 Potefolio ea Lihlahisoa tsa Hitachi
CQC TRACK e hlahisa mefuta e mengata ea likarolo tsa ka tlas'a koloi bakeng sa li-excavator tsa Hitachi, ho kenyeletsoa le li-platform tsa ZX800, ZX850, ZX870, ZX890, le ZX900. Likarolo tsa bohlokoa li kenyelletsa:
| Karolo | Nomoro ea Karolo ea Hitachi / Ho lumellana ha Mohlala |
|---|---|
| Seboka sa Roller e ka Holimo ea Track / Roller ea Carrier | 4638433 (ZX850-3, ZX870-3LC, ZX870-5B/5G, ZX890-5A, EX1200-6) |
| Seboka sa Lower Roller sa Track | 4473720, 4648390, 9127065, 9134268, LV64D00001F1 (ZX850, ZX870, ZX890, ZX900) |
| Kopano ea Moqhobi oa Pele | 9194673 (ZX870LC-3) |
| Kopano ea Sprocket ea Track | Letoto la ZX800 / ZX850 / ZX870 |
Likopano tse tlase tsa CQC TRACK tsa li-roller bakeng sa li-platform tsa Hitachi ZX850, ZX870, ZX890, le ZX900 tsa ho epolla li tlalehiloe lipampiring tse tšoeu tsa tekheniki tse felletseng tse fanang ka litlhaloso tse qaqileng tsa ho qhaqha kaho ea boenjiniere le tlhahiso. Boima bona bo tšoanang ba boenjiniere bo sebelisoa kopanong e ka holimo ea li-roller ea 4638433, ho netefatsa boleng bo tsitsitseng ho pholletsa le potefolio eohle ea likarolo tsa ka tlas'a koloi.
6. Ho Fumana Thepa ka ho Otloloha Fekthering: Melemo ea Tlholisano
6.1 Tlhahiso ea Boleng ba Ketane ea Phepelo
Ho fumana kopano ea Hitachi 4638433 track upper roller assembly ka kotloloho ho tsoa fekthering ea mohloli le moetsi joalo ka CQC TRACK ho fana ka melemo e ikhethang ho feta liteishene tsa kabo tsa maemo a mangata:
| Mokero oa ho Fumana | Melemo | Mathata |
|---|---|---|
| Feme e Otlolohileng (CQC TRACK) | Litšenyehelo tse tlase (li felisa matšoao a baabi), linako tse khuts'oane tsa ho etella pele, tšehetso e tobileng ea tekheniki, taolo ea boleng bo ka lateloang, lits'ebetso tse netefalitsoeng tsa ISO 9001:2015 | Bongata bo fokolang ba odara bo ka sebetsa |
| Moabi oa Libaka | Setoko sa lehae, liodara tse nyane tse fokolang | Theko e phahameng (matshwao a mangata), tshehetso e fokolang ya botekgeniki |
| Morekisi oa OEM | Tlhaloso e nepahetseng e tiisitsoeng | Theko ea boleng bo holimo (hangata e phahame ka 40–60%), linako tse telele tsa ho etella pele bakeng sa lintho tse seng tse bolokiloeng |
6.2 Linako tsa Ketello-pele le Tsamaiso ea Litsamaiso
Bakeng sa kopano ea Hitachi 4638433 track upper roller, linako tse tloaelehileng tsa ho etella pele fekthering ke:
- Lintho tse bolokiloeng ka setokong: Matsatsi a 5–10 a khoebo (setoko se seng se loketse)
- E entsoe ho latela odara: Matsatsi a 20-25 kamora netefatso ea konteraka
- Thomello e potlakileng: E fumaneha bakeng sa litlhoko tse potlakileng
Thomello e tloaelehileng ke FOB ho tsoa koung ea Xiamen, Chaena, 'me thepa ea ntlo le ntlo e fumaneha ka tšebelisano-'moho e thehiloeng ea ho tsamaisa thepa.
6.3 Papiso ea Litšenyehelo tse Hakantsoeng
| Karolo | Mefuta ea Litheko tsa OEM (E hakantsoeng) | Theko ea Fektheri ea CQC TRACK (E hakantsoeng) | Lipoloko tse Hakantsoeng |
|---|---|---|---|
| Kopano ea Roller e ka Holimo ea Track (4638433) | $600–900 | $400–650 | 30–40% |
7. Ho Kenya, Tlhokomelo, le Ntlafatso ea Bophelo ba Tšebeletso
7.1 Netefatso ea Pele ho Kenoa
Pele o kenya kopano e ncha ea rolara e ka holimo ea pina, netefatsa liparamente tse latelang tsa bohlokoa:
- Ho tsamaisana ha dipaterone tsa ho kenya — Netefatsa sebaka sa masoba a bolt le bophara ba ona bo tsamaellana le borakete ya foreimi ya pina
- Bophara le bophara ba rolara — Netefatsa hore litekanyo li tsamaellana le sebaka sa khokahano ea ketane ea pina le sebaka sa foreimi ea pina
- Tlhophiso ea Flange — Netefatsa hore moralo oa flange tse peli o lumellana le litlhaloso tsa OEM
- Boemo ba ketane ea terene — Lekanya bolelele ba bophahamo ba ketane; haeba bo feta 3%, ho nkeloa sebaka ha ketane ho lokela ho tla pele ho kenngoa ha rolara.
- Boemo ba sets'oants'o sa ho kenya — Hlahloba ho tsofala kapa tshenyo saleng ya rolara ya mofepedi
7.2 Kakaretso ea Tsamaiso ea ho Kenya
- Tšehetsa mochine ka mokhoa o sireletsehileng holim'a bokaholimo bo tiileng, bo bataletseng ka ketane ea tsela e imollotsoeng khatellong
- Tlosa liboutu tsa ho kenya li-carrier roller assembly tse teng u sebelisa lisebelisoa tse loketseng tsa torque
- Hloekisa bokaholimo ba sehokelo sa ho kenya 'me u hlahlobe hore na ha ho na tšenyo kapa ho tsofala
- Beha kopano e ncha ea rolara e ka holimo ea tsela 'me u kenye liboutu tse ncha tsa ho kenya tse matla haholo (ho sebelisa liboutu tsa khale hape ke kotsi ea polokeho)
- Liboutu tsa torque ho latela litlhaloso (sheba bukana ea tataiso ea Hitachi bakeng sa boleng bo nepahetseng)
- Tlotsa mafura ka har'a setlolo sa ho tlotsa ho tlotsa li-bearing le litiiso pele
- Sebetsa mochini ka lebelo le tlase 'me u hlahlobe hore na o potoloha rolara hantle, o tiile hakae, 'me o lokise tsela.
7.3 Kemiso ea Tlhokomelo
| Nako ea karohano | Ketso |
|---|---|
| Lihora tse ling le tse ling tse 10 tsa ts'ebetso (maemo a boima a merafo) | Tlhahlobo ea pono bakeng sa ho lutla ha oli, lerata le sa tloaelehang, ho thothomela, kapa liboutu tse hlephileng |
| Lihora tse ling le tse ling tse 50 tsa ts'ebetso (maemo a tloaelehileng) | Tlhahlobo e bonahalang ea likarolo tsa ka tlas'a mokhachane |
| Lihora tse ling le tse ling tse 250 tsa ts'ebetso | Tlotsa li-bearing ka ho kenya mafura (haeba ho hlokahala) |
| Lihora tse ling le tse ling tse 500 tsa ts'ebetso | Hlahloba hore na liboutu tsa ho kenya li hlephile; li khutlisetse morao ha ho hlokahala |
| Lihora tse ling le tse ling tse 1,000 tsa ts'ebetso | Hlahloba botebo ba ho roala ha thapo ea rolara; bapisa le meeli ea ho roala (hangata ho roala ho lumelletsoeng ke 3-5 mm) |
| Jwalo ka ha ho hlokahala | Kenya sebaka sa kopano ea lirolara haeba ho bonoa ho bapala ho feteletseng, ho lutla ha seal, lerata la libere, kapa ho robeha ha flange. |
Ho hlwekisa sebaka sa ka tlas'a koloi khafetsa ho tlosa litšila le lithōle, ho lateloa ke ho tlotsa likarolo tse hlokang ho tlotsa, ho bohlokoa bakeng sa ho fokotsa kotsi ea ho senyeha, ho eketsa bophelo ba likarolo tsa ka tlas'a koloi tse epolloang, le ho boloka ts'ebetso e ntle ea lisebelisoa.
7.4 Mekhoa ea ho Hlōleha le ho Tharolla Mathata
| Letšoao | Mohlomong Lebaka | Ketso e Khothaletsoang |
|---|---|---|
| Ho dutla ha oli ho tsoa ho litiiso | Ho hloleha ha tiiso e phaphametseng kapa ho robeha ha sekhomaretsi | Kenya sebaka sa kopano ea lirolara; hlahloba ho otloloha ha tsela |
| Lerata le feteletseng nakong ea ts'ebetso | Ho tsofala ha libere kapa tšenyo ea ka hare | Qhaqha le ho hlahloba; nkela kopano sebaka haeba e senyehile |
| Ho roala ka mokhoa o sa lekanang oa tread | Ho se tsamaisane hantle ha ketane ea terene kapa li-sprocket/idlers tse tsofetseng | Hlahloba khatello ea pina le ho e lokisa; nkela ketane sebaka haeba e le telele. |
| Ho tsieleha ha roller | Ho kena ha tšilafalo kapa ho hloleha ha libere | Kenya sebaka sa kopano ea lirolara hang-hang ho thibela tšenyo ea tsela |
| Ho lelera ha tsela e ka lehlakoreng | Li-roller flange tse tsofetseng kapa ho se tsamaisane hantle ha tsela | Hlahloba bophara ba flange; nkela rolara sebaka haeba flange e se e apere |
7.5 Litebello tsa Bophelo ba Tšebeletso
Tlas'a maemo a tloaelehileng a ho cheka le a kaho e boima, rolara e kaholimo ea 'maraka oa morao e kopanang le litlhaloso tsa boima ba bokaholimo ba HRC 55-60 e nang le botebo ba khetla ea 6-12 mm e ka fihlella lihora tse 4,000-6,000 pele e hloka ho nkeloa sebaka. Litšebelisong tse matla tsa merafo tse nang le thepa e khorofo haholo (boteng ba silika > 30%) le ts'ebetso e tsoelang pele, bophelo ba ts'ebeletso bo ka fokotsoa ho lihora tse 3,000-4,000.
Bakeng sa bophelo bo botle ba ka tlas'a koloi, kamehla hlahloba le ho nkela likarolo tsa rolara sebaka e le sistimi ha ho fumanoa ho senyeha ho hoholo. Ho kopanya likarolo tse tsofetseng le tse ncha ho ka lebisa ho se lekane ha ho senyeha, ho se lumellane hantle le ts'ebetso e fokotsehileng. Tlhahlobo ea khafetsa ea khatello ea tsela, ho nkeloa sebaka ha ketane ea tsela ka nako, le ho tlotsa ka nepo ke mekhoa e sebetsang ka ho fetisisa ea ho eketsa bolelele ba rolara.
Hitachi e khothaletsa hore lirolara tsohle tse ka holimo litseleng tse ka letsohong le letšehali le le letona li nkeloe sebaka ka nako e le 'ngoe ho netefatsa hore pina e tsamaellana hantle le ts'ebetso e ts'oanang.
8. Bohlokoa ba Khetho e Nepahetseng ea Roller e ka Holimo bakeng sa Merafo ea Sehlopha se Phahameng
Rolara e kaholimo ea tsela hangata ke karolo e hlokomolohuoang ka ho fetisisa tsamaisong ea ka tlas'a koloi e epollang. Ho fapana le lirolara tse ka tlase, tse bontšang matšoao a totobetseng a ho tsofala ka lebaka la ho fokotseha ha sebaka se bulehileng kapa libaka tse bataletseng tse bonahalang, lirolara tse tsamaisang thepa li ka hlōleha butle-butle ntle le matšoao a ts'ebetso ea hang-hang. Leha ho le joalo, rolara e tsamaisang thepa e hlōlehileng e ka baka tšenyo e kholo tseleng, haholo-holo nakong ea leeto le lebelo le phahameng kapa ho reteleha ka matla libakeng tsa merafo, e leng se lebisang tšenyo e kholo ea ka tlas'a koloi le nako e jang nako e ngata ea ho phomola.
Bakeng sa liepa tsa Hitachi ZX870-3LC tse sebetsang merafong le kahong e boima—mechini e nang le boima ba ts'ebetso bo atamelang lithane tse 90 le litlhoko tsa tlhahiso ea letsatsi le letsatsi tse lekanngoang ka lithane tse likete—ho khetha lirolara tse holimo tsa track tsa boleng bo holimo tse nang le khetho e nepahetseng ea thepa, kalafo ea mocheso, litsamaiso tse tiileng tsa ho koala le ho sebetsa ka nepo hoa hlokahala.
Kopano ea 4638433 ea CQC TRACK e kenyelletsa:
- Kaho ea tšepe ea alloy e entsoeng ka ho qhibilihisoa (50Mn, 40Mn2, 42CrMo, kapa e lekanang le eona) bakeng sa phallo e ntle ea lijo-thollo le khanyetso ea tšusumetso.
- Sebaka se mathang se thatafalitsoeng ke induction ka maqhubu a phahameng (HRC 55-60) se nang le botebo ba khetla ea 6-12 mm bakeng sa khanyetso e ikhethang ea ho roala
- Bokahare bo thatafalitsoeng ka ho pholletsa le 'mele (HRC 28-35) bo boloka ho tiea ho monya meroalo ea ho tšoha
- Li-bearing tsa roller tse nang le mela e 'meli tse nang le bokhoni bo phahameng bakeng sa ho potoloha ka mokhoa o tšepahalang tlas'a meroalo e feteletseng
- Sistimi ea ho tiisa ea mekhahlelo e mengata (li-labyrinth Guards, li-floating face seal, li-NBR oil seal) e fana ka tšireletso e matla ea tšilafalo khahlanong le seretse, lehlabathe le mongobo
- Mekhoa ea tlhahiso e netefalitsoeng ea ISO 9001:2015 e nang le ho latela likarolo ka botlalo
Likarolo tsena tsa boenjiniere li netefatsa hore li-roller tse holimo tsa track tse hlokometsoeng hantle li tla fana ka tšebeletso e tšepahalang bophelong bohle ba tsona ba moralo libakeng tsa merafo tse hlokang boiteko bo boholo lefatšeng. Jwalo ka e mong oa bahlahisi ba bararo ba ka sehloohong ba likarolo tsa ka tlas'a koloi sebakeng sa Quanzhou—sehlopha se seholo sa indasteri bakeng sa tlhahiso ea mechini e boima—CQC TRACK e ipapisitse le moetapele moralong le tlhahisong ea likarolo tsa ka tlas'a koloi tse boima tse epollang.
9. Qetello
Bakeng sa basebetsi ba liepa tsa Hitachi ZX870-3LC tse sebelisoang merafong, ho cheka, kaho e boima, le ho tsamaisa mobu ka bongata—mochini oa maemo a holimo oa lithane tse 80–90 o nang le litlhoko tsa tlhahiso ea letsatsi le letsatsi—seboka sa rolara e ka holimo ea tsela/se tsamaisang thepa se emeloang ke nomoro ea karolo ea 4638433 ke karolo ea bohlokoa ea sepheo eo botšepehi ba eona bo amang ka ho toba bophelo ba ketane ea tsela, ho hokahanya ka tlas'a koloi, le nako ea ho sebetsa ha mochini. Karolo ena e boetse e lumellana ka botlalo le ZX850-3, ZX870-5B/5G, ZX890-5A, EX1200-6, le liforomo tse amanang le tsona tsa ho cheka, tse fanang ka ts'ebeliso e pharaletseng ho pholletsa le lethathamo le leholo la liepa tsa Hitachi.
CQC TRACK e ikhetholla e le moetsi ea ikhethileng ea kopanyang boiphihlelo ba tšepe bo fetang lilemo tse mashome a mabeli, kopanyo e otlolohileng ea lits'ebetso tsa forging le kalafo ea mocheso, le mohlala oa litšebeletso tse peli tsa OEM/ODM ho fana ka likarolo tsa ka tlas'a koloi tse sebetsang ka mokhoa o tšepahalang tlas'a maemo a thata ka ho fetisisa. Jwalo ka e mong oa bahlahisi ba bararo ba ka sehloohong ba likarolo tsa ka tlas'a koloi sebakeng sa Quanzhou, CQC TRACK e ipakile e le moetapele moralong le tlhahisong ea likarolo tsa ka tlas'a koloi tse boima tse hulang ka thata.
Ka litlhaloso tsa thepa ho kenyeletsoa le litšepe tsa alloy tsa boleng bo holimo tsa 50Mn, 40Mn2, le 42CrMo; kalafo ea mocheso e fihlelang bothata ba HRC 55-60 bo mathang ka botebo ba linyeoe tsa 6-12 mm le bothata ba mantlha ba HRC 28-35; litsamaiso tse tsoetseng pele tsa ho tiisa tsa mekhahlelo e mengata (li-labyrinth guards, li-floating face seal, li-NBR oil seal); le setifikeiti sa boleng ba ISO 9001:2015, CQC TRACK e fa beng ba likepe le litsebi tsa theko litharollo tse entsoeng ka boenjiniere tse fihlelang kapa tse fetang litlhaloso tsa OEM.
Ka ho fumana kopano ya Hitachi 4638433 track upper roller assembly ka ho toba ho tswa fekthering, mesebetsi ya merafo le ya kaho e fumana phihlello ya boleng bo tsitsitseng, tshehetso e tobileng ya botekgeniki, ditheko tse hlwahlwa (poloko ya 30–40% ha e bapiswa le OEM), le thepa e bonaletsang ya ketane ya phepelo—dintlha tse kopanyang ditjeo tsohle tsa beng le ho eketsa nako ya tshebetso ya mochini maemong a thata ka ho fetisisa a tshebetso lefatsheng.
Mongoli: Jack
E ikgethile ka ditsamaiso tsa ho tsamaisa thepa e boima, ho tshepahala ha mechini ya merafo, le maano a lefatshe a ho fumana thepa bakeng sa dihlopha tsa disebediswa tsa kaho.
Tlhokomeliso: Sengoliloeng sena ke dikahare tsa mantlha tse etseditsweng merero ya tlhahisoleseding le ya tekheniki. Dinomoro tsohle tsa dihlahiswa, mabitso a dihlahiswa, le ditshupiso tsa moetsi di sebedisetswa ho tsebahatsa le ho bapisa ditshupiso feela. Kamehla netefatsa hore di tsamaellana le nomoro ya serial ya mochini wa hao le tlhophiso ya ka tlasa koloi pele o odara. Mekgwa ya ho kenya e akaretswang ho ya ka maemo a indasteri e fanwa bakeng sa ditshupiso; sheba ditokomane tse felletseng tsa disebediswa tsa mantlha pele o etsa tlhokomelo efe kapa efe. Tlhahisoleseding ya tiisetso e a emela mme e ka netefatswa ke moetsi nakong ya theko. Hitachi e kgothaletsa ho nkela dirolara tsohle tse ka hodimo sebaka ditseleng tse ka letsohong le letshehadi le le letona ka nako e le nngwe ho netefatsa tshebetso e tsitsitseng ya ka tlasa koloi le ho lebanya pina.











