I-HITACHI EX400 ZX450/9072631/I-Track Bottom Roller Assembly/Source OEM ekhiqizwa eQuanzhou, eChina-HELI (CQCTrack)

I-CQC's Hitachi EX400 Track Bottom Roller Assemblyiwumsebenzi wobuciko wobunjiniyela bokuqina, oklanyelwe ukumelana nezicelo ezidinga kakhulu. Ukwakhiwa kwayo okuqinile okubunjiwe, izindawo zokuguguleka eziqiniswe yi-induction, uhlelo lokuthwala olusindayo, kanye nobuchwepheshe obuthuthukisiwe bokuvala kusebenza ngokubambisana ukuhlinzeka ngokusebenza okuthembekile kanye nokuphila kwesikhathi eside kwenkonzo. Njengendawo eyinhloko yokuthwala umthwalo, isimo sayo siyinkomba eqondile yempilo yemoto engaphansi kwemoto futhi iyisisekelo ekukhiqizeni komshini, ukuzinza, kanye nokusebenza okungabizi kakhulu.

Incazelo Yobuchwepheshe Bobuchwepheshe: I-Hitachi EX400 Track Bottom Roller Assembly

1. Ukubuka Konke Komkhiqizo kanye Nomsebenzi Oyinhloko

I-Hitachi EX400 Track Bottom Roller Assembly iyisici esibalulekile esithwala umthwalo ngaphakathi kohlelo lwe-undercarriage lwe-Hitachi EX400 hydraulic excavator. Ibekwe eceleni kohlaka lwe-track olungezansi phakathi kwe-idler yangaphambili kanye ne-sprocket, umsebenzi wayo oyinhloko ukusekela sonke isisindo somshini nokuqondisa i-track chain endleleni yawo. Lawa ma-roller adlulisela ngqo umthwalo wokusebenza komshini phansi nge-track chain, ngesikhathi esifanayo eqinisekisa ukuhamba okubushelelezi, ukugcina ukuhambisana, kanye nokumunca ukushaqeka kanye nemiphumela ephansi. Ukusebenza kwawo kuhlobene ngqo nokuzinza komshini, ukubamba, kanye nempilo iyonke ye-undercarriage.

2. Izindima Ezibalulekile Zokusebenza

• Ukuthwala Umthwalo Okuyinhloko: Kusekela isisindo esingaguquki nesiguquguqukayo somshini wokumba kuzo zonke izigaba zokusebenza, okuhlanganisa ukumba, ukuphakamisa, ukushwibeka, nokuhamba. Babhekana nemithwalo emikhulu yemisebe.
• Isiqondiso Nokuvinjelwa Komzila: Umklamo onama-flanged amabili usebenza njengesiqondiso, ugcina uchungechunge lomzila luqondile endleleni ye-roller futhi uvimbele ukuphuma kwesitimela eceleni, ikakhulukazi ngesikhathi sokujika kanye nomhlabathi ongalingani.
• Ukudlidliza Nokunciphisa Umthelela: Kumunca futhi kususe imithwalo yokushaqeka edlula ezindaweni ezimagebhugebhu, amadwala, nezinye izithiyo, kuvikele uhlaka lomzila kanye nesakhiwo esiyinhloko ekucindezelekeni okukhulu nasekukhathaleni.
• Ukushelela Okubushelelezi: Kuhlinzeka ngensimbi eqinile eqhubekayo, ejikelezayo ukuze uchungechunge lwethrekhi luhambe kuyo, kunciphisa ukungqubuzana futhi kuqinisekiswe ukudluliselwa kwamandla okuphumelelayo kusukela ekushayeleni kokugcina kuya phansi.

3. Ukuhlukaniswa Kwezingxenye Okuningiliziwe Nokwakhiwa

I-Bottom Roller Assembly yomshini wekilasi le-EX400 iyiyunithi eqinile, evaliwe impilo yonke eyenzelwe ukuqina okuphezulu ezindaweni ezihlukumeza kakhulu. Izingxenye ezincane ezibalulekile zifaka:

• I-Roller Shell (Umzimba): Umzimba oyinhloko oyindilinga othintana nama-bushings e-track chain. Ngokuvamile wenziwa ngensimbi ye-alloy enekhabhoni ephezulu, ethambile kakhulu. Indawo engaphandle yokusebenza yenziwe ngomshini oqondile futhi iqiniswa ukuze kufezwe ubulukhuni obuphezulu kakhulu (ngokuvamile obungu-55-60 HRC) ukuze kumelane nokuguguleka okukhulu. Ingaphakathi legobolondo lihlala liqinile ukumelana nemithwalo enamandla ngaphandle kokuqhekeka.
• Ama-Integral Flanges: Ama-flange amakhulu, aphindwe kabili ayingxenye ebalulekile yegobolondo le-roller. Lawa abalulekile ekuvimbeleni uchungechunge lwethrekhi nokuvimbela ukuphuma kwesitimela. Izindawo zangaphakathi zala ma-flange nazo ziqinisiwe ukuze zimelane nokuguguleka kokuxhumana okuseceleni nezixhumanisi zethrekhi.
• Umgodi (I-Spindle noma i-Journal): Umgodi wensimbi ongaguquki, oqinile, nogayiwe. Uyi-anchor yesakhiwo senhlangano, eboshwe ngqo ohlakeni lwethrekhi. Inhlangano yonke ye-roller ijikeleza kulo mgodi ongaguquki ngesistimu yokuthwala.
• Uhlelo Lokuthwala: Lusebenzisa ama-roller bearings amabili amakhulu, aqinile acindezelwe emaphethelweni egobolondo le-roller. Lawa ma-bearings aklanywe ngokukhethekile ukuze aphathe imithwalo emikhulu ye-radial ekhiqizwa isisindo somshini kanye namandla ashukumisayo.
• Uhlelo Lokuvala: Lokhu kungenye yezinhlelo ezibaluleke kakhulu zokuphila isikhathi eside. I-Hitachi isebenzisa uhlelo lokuvala oluthuthukisiwe, olunezigaba eziningi, okungenzeka ukuthi luhlanganisa:
  • I-Primary Lip Seal: I-spring-loaded, multi-lip seal egcina amafutha okugcoba ngaphakathi kwe-bearing cavity.
  • I-Secondary Dust Lip / Labyrinth Seal: Isithiyo sangaphandle esenzelwe ukuvimbela ngenkuthalo ukungcola okuhuzukayo njengodaka, isihlabathi, nodaka ekufinyeleleni i-primary seal.
  • Isithwali Sesivalo Sensimbi: Sihlinzeka ngendlu eqinile, efanelekile yokubopha izivalo, ukuqinisekisa ukuthi zihlala phansi futhi zisebenza kahle ngaphansi kokudlidliza nomthwalo.
    Lezi zingxenye ziyi-Lube-for-Life, okusho ukuthi zivalwe futhi zigcotshwe kusengaphambili efektri impilo yonke yenkonzo ye-roller, akudingi ukugcoba okuvamile.
• Ama-Mounting Bosses: Ama-lug akhiwe noma enziwe ekugcineni ngakunye kwe-shaft ahlinzeka nge-interface ye-bolting ukuze anamathisele ngokuphephile i-assembly ohlakeni lwethrekhi lomgubhi.

4. Imininingwane Yezinto Ezibalulekile Nokukhiqiza

• Izinto: Igobolondo le-roller kanye ne-shaft zakhiwe ngezinsimbi ze-alloy ezisezingeni eliphezulu, eziphathwa ngokushisa (isb., ezilingana ne-SCr440, i-SCMn440, noma ezifanayo), ezikhethwe ngenxa yamandla azo aphezulu, ukuqina, kanye nokumelana nokushayisana.
• Izinqubo Zokukhiqiza: Inqubo yokukhiqiza ihilela ukwakheka kwegobolondo ukuze kube nesakhiwo esingcono kakhulu sokusanhlamvu, ukushintshwa kwe-CNC ngokunemba, ukuqina kokufakwa kwazo zonke izindawo ezigugile ezibalulekile, ukugaya kahle, kanye nokuhlanganiswa okuzenzakalelayo kwama-bearings nama-seal.
• Ukwelashwa Komphezulu: Inhlanganisela idutshulwa ukuze kuhlanzwe futhi kulungiswe umphezulu ngaphambi kokuba igcotshwe nge-primer engagqwali kanye nopende wokuqeda oyingqayizivele kaHitachi.

5. Ukusetshenziswa Nokuhambisana

Lokhu kuhlanganiswa kwenzelwe ngqo ama-excavator ochungechunge lwe-Hitachi EX400 (isb., i-EX400-1 kuya ku-EX400-7, yize ukuhambisana kumele kuqinisekiswe ngenombolo ye-serial). Ama-rollers angaphansi ayizinto ezigugayo ezidliwayo ngenxa yokuxhumana kwawo nomhlabathi njalo kanye nokuchayeka ezintweni ezihudulayo. Ngokuvamile ashintshwa ngamasethi ukuqinisekisa ukusekela nokuguguleka okulinganayo kuyo yonke indawo engaphansi kwenqola. Ukusebenzisa ingxenye efanele echazwe yi-OEM kubalulekile ekugcineni ukuphakama kwezicathulo zethrekhi efanele, ukuhambisana, kanye nokusebenza komshini jikelele.

6. Ukubaluleka Kwezingxenye Zangempela Noma Ezisezingeni Eliphezulu

Ukusebenzisa i-Genuine Hitachi noma i-equivalent eqinisekisiwe yekhwalithi ephezulu kuqinisekisa:

• Ubunjiniyela Bokunemba: Ukuhambisana kahle nobukhulu be-OEM, okuqinisekisa ukulingana okuphelele nochungechunge lwethrekhi kanye nokuqondana okufanele kufreyimu yethrekhi.
• Ubuqotho Bezinto Ezisetshenziswayo: Izinto eziqinisekisiwe kanye nokwelashwa kokushisa okunembile kuqinisekisa ukuthi i-roller ihlangabezana nesikhathi sayo sesevisi esiklanyelwe, imelana nokuguguleka, ukuqhekeka, kanye nokwehluleka okukhulu.
• Ukuthembeka Kwesivalo: Ikhwalithi yesistimu yokuvala iyisici esiyinhloko esinquma impilo ye-roller. Izivalo ze-premium zivimbela imbangela ehamba phambili yokwehluleka: ukulahleka kwamafutha kanye nokungena kokungcola, okuholela ekubanjweni kwamabhere.
• Ukugqoka Okulinganiselwe Kwesithuthuthu Esingaphansi: Kukhuthaza ukuguguleka okufanayo kuzo zonke izingxenye zesithuthuthu esingaphansi (ama-roller, ama-idlers, i-track chain, i-sprocket), kuvikela utshalomali lwakho olukhulu.

7. Izinto okufanele zicatshangelwe ekunakekelweni nasekusebenzeni

• Ukuhlolwa Okuvamile: Ukuhlolwa kokuhambahamba kwansuku zonke kufanele kufake:
  • Ukujikeleza: Qinisekisa ukuthi wonke ama-roller aphenduka ngokukhululeka. I-roller ebanjiwe izobonakala igugile ibheke phezulu futhi izobangela ukuguguleka okusheshayo eketangeni lethrekhi.
  • Ukugqokwa Kwe-Flange: Hlola ukugqokwa ngokweqile noma umonakalo kuma-flange aqondisayo.
  • Ukuvuza: Bheka noma yiziphi izimpawu zokuvuza kwamafutha endaweni yokuvala, okubonisa ukwehluleka kokuvala.
  • Umonakalo Obonakalayo: Hlola imifantu, ama-gouges ajulile, noma amaphuzu abalulekile egobolondweni le-roller.
• Ukuhlanzeka: Nakuba kuklanyelwe izimo ezinzima, ukusebenza ezindaweni ezinobumba noma udaka olunamathelayo oluhlala luqinile nxazonke zama-roller kungandisa ukucindezeleka futhi kusheshise ukuguguleka. Ukuhlanza ngezikhathi ezithile kuyazuzisa.
• Ukuqina Kwethrekhi Okufanele: Njalo gcina ukuqina kwethrekhi ngokwezincazelo zomkhiqizi encwadini yemiyalelo yomqhubi. Ukuqina okungalungile kuyimbangela eyinhloko yokuguguleka okusheshayo kwethrekhi engaphansi kwemoto.