Hitachi9154166 57679987 AT183365I-EX60-5 EX70 ZX70 ZAX70 EX80 ZX80 I-Track Idler Wheel Assembly – Inxalenye yoMgangatho we-OEM yoMgca oMncinci

Yenziwe nguINDLELA YE-CQC– Umenzi weeNgcali ezingaphantsi kweenqwelo kunye noMzi-mveliso osekwe eQuanzhou, eTshayina

Isishwankathelo soBugcisa

Olu shicilelo lobuchwephesha lubonelela ngamaxwebhu apheleleyo obunjineli kwiinjongo ezintathu ezibalulekileyoIindibano ze-Hitachi front idler—Iinombolo zecandelo ze-OEM 9154166, 57679987, kunye ne-AT183365—zenzelwe ngokukodwa ii-Hitachi EX60-5, EX70, ZX70, ZAX70, EX80, kunye nee-ZX80 series hydraulic crawler excavators. Ezi zixhobo zamavili ezingasebenziyo, ezibizwa ngokuba ngamaqela e-front idler, ii-idler assemblies, okanye amavili esikhokelo, zimele izinto ezisisiseko ze-undercarriage ngaphakathi kweklasi ye-6–8 ton mini excavator.

Ngaphakathi koyilo lwe-mini excavator chassis, i-front idler yenza imisebenzi emine ebalulekileyo: ukukhokela i-track chain ejikeleze isakhelo se-undercarriage, ukugcina uxinzelelo olufanelekileyo lwe-track kunye ne-track adjuster assembly, ukuxhasa ubunzima bangaphambili bomatshini ngexesha lokuhamba kunye nokumba, kunye nokuthintela ukuphuma kwe-track ngokusebenzisa ulungelelwaniso oluchanekileyo lwecala. Kwi-Hitachi EX60-5, EX70, ZX70, ZAX70, EX80, kunye ne-ZX80 excavators—oomatshini abasetyenziswa kakhulu kulwakhiwo lwasezidolophini, umsebenzi woncedo, ukulima umhlaba, uphuhliso lweendawo zokuhlala, kunye neeprojekthi zeziseko zophuhliso ezilula kwihlabathi liphela—ubunyani bobunjineli be-front idler assembly bubalulekile ekulandeleni ukuthembeka kwenkqubo kunye nokuhamba komatshini. Umsebenzi we-idler kukukhokela amakhonkco e-track ukuba asebenze kakuhle kwaye athintele ukusasazeka; i-idlers nazo zithwala ubunzima kwaye ke ngoko zichaphazela uxinzelelo lomhlaba.

Olu hlalutyo luhlola inombolo nganye yenxalenye ngokusebenzisa iilensi ezininzi zobugcisa: imigaqo yobunjineli esebenzayo yesikhokelo somkhondo kunye nolawulo loxinzelelo, ukwakheka kwe-metallurgical kunye neenkcukacha ezineenkcukacha zomgangatho wezinto eziquka iintsimbi ze-alloy ze-50Mn kunye ne-40MnB, ubunjineli benkqubo yokuvelisa obuphambili obuquka i-closed-die hot forging kunye ne-precision CNC machining, iiprotokholi zonyango lobushushu olupheleleyo oluquka ukuqina kwe-induction okuphakathi okufikelela kwi-HRC 48-56 ubulukhuni bomphezulu obunobunzulu be-4-12 mm, iiprotokholi zokuqinisekisa umgangatho oqinileyo eziquka isiqinisekiso se-ISO 9001:2015, iinkcukacha ezineenkcukacha zobukhulu kunye neeparamitha zokufakela ze-EX60-5/ZX70 undercarriage fitment, iinkqubo ezipheleleyo zokufakela kunye neenkqubo zoxinzelelo lwemkhondo kwiinkqubo ze-mini excavator track, iikhrayitheriya zokuxilonga kunye nokutshintsha, uhlalutyo lwemarike yengingqi yaseMzantsi Melika, eOstreliya, eYurophu, eRashiya, nase-Asia Ephakathi, kunye neengcamango zokufumana izinto kwiingcali zokuthenga ezilawula ii-Hitachi mini excavator fleets kwihlabathi liphela.

Imithombo yoshishino iqinisekisa ukuba ezi ndibano ze-idler ziyasebenza kuluhlu olubanzi lweemodeli ze-Hitachi excavator. Omnye umthombo ubonisa ukuhambelana ne-Hitachi EX70LCK-5, EX80-5, ZX70, ZX75US, ZX80LCK-3, kunye ne-ZX85USB-3 excavators. Ezinye imithombo zidwelisa i-idler ye-9154166 yezicelo ze-EX60-5, EX70, ZX70, kunye ne-ZAX70, kunye nereferensi ehambelana ne-AT183365 njengenombolo yenxalenye ye-OEM eyahlukileyo. Omnye umthombo uqinisekisa ukuba i-57679987 iyasebenza kwiimodeli ze-Hitachi kuquka i-ZX55, EX60, ZX70, EX75, EX80, EX100, EX120, EX200, ZX230, ZX240, EX300, kunye ne-EX330. Ikhathalogu yeenxalenye ze-Hitachi OEM iqinisekisa ukuba inombolo yenxalenye ye-idler engu-9154166 iyasebenza kwiimodeli ze-ZX70, ZX70LC, ZX75UR, ZX80LCK, ZX70-3, ZX70LC-3, ZX75UR-3, ZX75US-5A, ZX80LCK-3, ZX85US-3, ZX85US-3, ZX85US-5A, kunye ne-ZX70-5A.

I-Hitachi EX60-5 yi-excavator yodidi lweetoni ezi-6 enobunzima bokusebenza obumalunga ne-6,000 kg kunye namandla enjini amalunga ne-50 HP, ekwaziyo ukufikelela kubunzulu bokumba obumalunga ne-3.5 yeemitha kunye nokufikelela okuphezulu okumalunga ne-5.5 yeemitha. I-Hitachi ZX70 yi-excavator yodidi lweetoni ezi-7 enobunzima bokusebenza obumalunga ne-6,700 kg, exhotyiswe ngenjini ye-Isuzu 4LE2X evelisa i-42.4 kW (57.6 PS) kunye nomthamo webhakethi oyi-0.33 m³. I-ZX70 inobubanzi bendlela obuyi-450 mm, ubude bokuthutha obuyi-6.08 yeemitha kunye nobubanzi bokuthutha obuyi-2.26 yeemitha. I-ZX70 inee-track rollers ezintlanu kwicala ngalinye kunye nesantya esiphezulu sokuhamba esiyi-5 km/h.

I-CQC TRACK (i-HELI MACHINERY MANUFACTURING CO., LTD.) isebenza njengomvelisi we-OEM kunye ne-ODM odityaniswe ngokuthe nkqo, onamava angaphezu kwamashumi amabini eminyaka kwizixhobo ze-crawler excavator undercarriage components, eyaziwayo phakathi kwabavelisi abaphambili bezixhobo ze-undercarriage kummandla waseQuanzhou, kwiPhondo laseFujian—iqela eliphambili lemizi-mveliso eTshayina kwimveliso yoomatshini abanzima. Isikhundla senkampani eQuanzhou sibonelela ngokufikelela okugqwesileyo kumazibuko amakhulu aphesheya kuquka iXiamen kunye neFuzhou, okuvumela ukuthunyelwa kwezinto ngaphandle ngokufanelekileyo kwiimarike zezixhobo zokwakha zehlabathi. Ukuguquka kwenkampani ukusuka kwindawo yokusebenzela yezixhobo ezikhethekileyo ukuya kwimeko yayo yangoku njengenkampani enamandla yokuvelisa edityaniswe ngokuthe nkqo kubonisa ukugxila okuzinzileyo kwindawo ye-undercarriage, ukutyala imali kwiimpahla zokuvelisa eziphambili kunye nokukhulisa ubuchule obunzulu bobuchwephesha kwi-metallurgy kunye ne-tribology kwiinkqubo zokulandelela.

I-CQC TRACK iyakwamkela ngokufudumeleyo ukuba wakhe intsebenziswano kwaye udale ubudlelwane obuhle bexesha elide kunye. Le nkampani iyakwamkela ngokufudumeleyo intsebenziswano yokwakha ubudlelwane obuhle bexesha elide namaqabane ehlabathi.

1. Ukuchongwa kweMveliso kunye nokuGutyungelwa kweSicelo

1.1 Amagama eCandelo kunye nesishwankathelo sokuSebenza

Indibano ye-idler yangaphambili—ebizwa ngokuba yi-track idler, ivili lesikhokelo, iqela le-idler, okanye ivili le-idler yangaphambili—licandelo elibalulekileyo elingaphantsi kwesithuthi esingaphantsi kwesithuthi elifakwe ngaphambili kwisakhelo sendlela ye-excavator, ecaleni kwe-drive sprocket efakwe ngasemva. Ngokungafaniyo ne-drive sprocket, eliyinxalenye esebenzayo eqhuba umatshini, i-front idler licandelo elingasebenziyo elijikeleza ngokukhululekileyo kwi-shaft engashukumiyo njengoko uthotho lwendlela luhamba. Nangona kunjalo, ukubaluleka kwayo kokusebenza ngaphakathi kwe-mini excavator chassis kufana okanye kudlula oko kwe-drive sprocket ngezizathu ezahlukeneyo:

Isikhokelo seTrack Chain: I-idler engaphambili yeyona nto iphambili enoxanduva lokugcina ulungelelwaniso olufanelekileyo lwe-track chain njengoko i-chain ihamba ijikeleze umphambili we-undercarriage. Iiflanges ze-idler ezichanekileyo zithintela intshukumo ye-lateral chain, ziqinisekisa ukuba i-track ihlala igxile kwisakhelo se-undercarriage ngexesha lokuhamba phambili, ukuhamba ngasemva, kunye nokusebenza kokujika. Kwii-compact chassis configurations, apho imida yesithuba ithintela ububanzi be-undercarriage, isikhokelo esichanekileyo se-track sibaluleke kakhulu ekuthinteleni ukuphuma kwe-rail kwiindawo zomsebenzi ezivalekileyo. Umsebenzi we-idler kukukhokela amakhonkco e-track ukuba asebenze kakuhle kwaye athintele ukusasazeka.

Ulawulo loxinzelelo lwendlela: Indibano yokungenzi nto idibana ngqo nenkqubo yoxinzelelo lwendlela—ngokuqhelekileyo i-recoil spring egcwele amafutha kunye ne-tension cylinder—ukugcina uxinzelelo olufanelekileyo lwendlela kwiimeko ezahlukeneyo zokusebenza. Uxinzelelo olufanelekileyo lubalulekile ekuthinteleni ukuphazamiseka kwetyathanga, ukunciphisa ukungcangcazela, ukwandisa ubomi benkonzo yecandelo kwifomathi ye-chassis encinci, kunye nokuqinisekisa unxibelelwano oluqhubekayo lwendlela ukuze umatshini uzinze. Ivili elikhokelayo lisetyenziselwa ukukhokela indlela ukuba ijikeleze ngokuchanekileyo ukuthintela ukuphambuka kwayo kunye nokuphuma kwayo kwi-rail, ngelixa lisebenza njengevili elixhasayo ukwandisa indawo yoqhagamshelwano phakathi kwendlela nomhlaba.

Inkxaso yoMthwalo wangaphambili: Ivili elingasebenziyo lixhasa inxalenye engaphambili yobunzima bokusebenza bomgubungeli, lidlulisela imithwalo ukusuka kwisakhelo somkhondo nge-idler shaft kunye nenkqubo yokuthwala ukuya kwi-track chain kwaye ekugqibeleni iye kumphezulu womhlaba. Kwiklasi ye-mini excavator eyi-6-8 ton, i-idler kufuneka ithwale ubunzima obupheleleyo bomgqomo ngexesha lokulala, ukulinganisa, kunye nokuhamba kumhlaba ongalinganiyo ngelixa igcina ukuqina kwesakhiwo phantsi komthwalo ojikelezayo oqhubekayo. I-Idlers nazo zithwala ubunzima kwaye ke ngoko zichaphazela uxinzelelo lomhlaba.

Ukufunxwa koMthwalo oTshaqisayo: Xa umgubhi edibana nemiqobo efana namatye, imiphetho, okanye umhlaba ongalinganiyo, i-idler yangaphambili—esebenza kunye ne-recoil spring assembly—ifunxwa imithwalo yempembelelo ebinokuthi idluliselwe ngqo kwisakhelo se-undercarriage kunye nesakhiwo esingaphezulu. Lo msebenzi wokufunxwa koMthwalo ubaluleke kakhulu kwizakhiwo zasezidolophini kunye nezicelo zeenkonzo apho abaqhubi bahlala bedlula kwiimeko zomhlaba oxutyiweyo kunye notshintsho olukhawulezileyo lokuphakama kunye nenkunkuma.

1.2 Iinombolo zeCandelo le-OEM kunye neeModeli zeHitachi Excavator ezihambelanayo

Iindibano ezintathu ze-front idler ezibhalwe kolu hlalutyo zihambelana neenkcukacha zobunjineli ze-Hitachi OEM ezichanekileyo, ezibonelela ngokutshintshana ngokuthe ngqo ngaphandle kokufuna utshintsho kwisakhelo sethrekhi, indibano yokulungisa umkhondo, okanye izinto zethrekhi. Itheyibhile engezantsi inika idatha epheleleyo ye-cross-reference:

Inombolo yenxalenye ye-9154166 yeyona nkcazelo iphambili ye-OEM kule ndibano ye-idler. Imithombo yeshishini iqinisekisa ukuba iTrack Idler 9154166 yinxalenye ethatha indawo yeJohn Deere 75C, 75D, 75G, 80, 80C, 85D, 85G kunye ne-Hitachi EX70LCK-5, EX80-5, ZX70, ZX75US, ZX80LCK-3, kunye ne-ZX85USB-3 excavators. I-idler ikwabhekiselwa kwiinombolo zenxalenye ze-AT315269, AP36417, kunye ne-AT183365. Ikhathalogu yecandelo le-Hitachi OEM iqinisekisa ukuba inombolo yecandelo le-idler engu-9154166 iyasebenza kuluhlu olubanzi lweemodeli ze-ZX-series kuquka i-ZX70, i-ZX70LC, i-ZX75UR, i-ZX80LCK, i-ZX70-3, i-ZX70LC-3, i-ZX75UR-3, i-ZX75US-5A, i-ZX80LCK-3, i-ZX85US-3, i-ZX85US-5A, kunye ne-ZX70-5A.

Inombolo yenxalenye ye-57679987 ibhaliwe kwiimodeli zeHitachi eziquka i-ZX55, EX60, ZX70, EX75, EX80, EX100, EX120, EX200, ZX230, ZX240, EX300, kunye ne-EX330, ebonisa ukuhambelana okubanzi kweqonga lonke kumgca wemveliso yeHitachi ukusuka kwii-excavator ezincinci zetoni ezi-6 ukuya kwii-excavator ezinzima zetoni ezingama-33.

Inombolo yenxalenye ye-AT183365 isebenza njengereferensi eyahlukileyo ye-OEM yendibano ye-9154166 idler. Imithombo yoshishino iqinisekisa ukuba iinombolo zenxalenye ezitshintshiweyo 9154166, AT315269, AP36417, kunye ne-AT183365 zonke zinokutshintshiselana kwizicelo ezifanayo.

1.3 Uyilo lweCandelo kunye nokuQulunqwa kweNdibano

Indibano epheleleyo ye-Hitachi 9154166 front idler iqulunqwe ziinxalenye ezininzi ezicwangciswe ngokuchanekileyo, nganye yenziwe ngokwee-tolerances ezichanekileyo zefomathi ye-mini excavator chassis:

• Umzimba Wevili Elingasebenziyo (Igobolondo): Inxalenye yevili elingaphandle elidibana neereyile zekhonkco lethrekhi. Ivili elingasebenziyo lineeflanges ezenziwe ngomatshini ochanekileyo ezigcina ulungelelwaniso lwethrekhi ecaleni kunye nomphezulu oqinileyo ohambelana neebhushings zetsheyini. Kwizicelo ze-excavator ezincinci, ububanzi bomzimba wevili buncinci ngokulinganayo kuneeklasi ze-excavator ezinkulu, zifuna ulawulo oluchanekileyo lobukhulu ukuze kusetyenziswe ithrekhi ngokufanelekileyo. Igobolondo elingasebenziyo lenziwe ngentsimbi ye-alloy ye-50Mn okanye ye-40MnB ukuqinisekisa iimpawu zokunxiba ezifanelekileyo.
• I-Shaft (Axle): Inxalenye ephakathi engashukumiyo enamathela kwisakhelo somzila nge-bracket ye-idler okanye i-joke. I-shaft ibandakanya ii-jenali ze-precision-ground bearing kunye neendawo zokutywina. I-pin shaft ephambili ye-idler iqiniswa ngonyango lobushushu oluqiniswayo lwe-medium-frequency induction ukuqinisekisa ubulukhuni bayo kunye nokumelana nokugoba phantsi kwemithwalo yokusebenza.
• Inkqubo yokuthwala: Iibhushi zentsimbi eqinileyo okanye iibheringi ezichasene nokuqhawuka ezivumela ukujikeleza okugudileyo komzimba wevili elingasebenziyo ujikeleze umngxuma omileyo ngelixa uxhasa imithwalo yangaphambili yomatshini. Inkqubo yokuthwala kufuneka ilungele isantya esiphantsi sokujikeleza kodwa umthwalo ophezulu ngokwendawo yokudibana ophawulwa ziimoto ezincinci ezingaphantsi kwe-excavator.
• Inkqubo yokutywina: Izitywina ezidadayo ezihlala ixesha elide ezibandakanya ii-O-rings zerabha kunye nezinto zokutywina ezijongene nesinyithi ezithintela ukuvuza kwe-lubricant kunye nokungena kokungcola okuvela kudaka, uthuli, amanzi, kunye namasuntswana arhabaxa. Izitywina ezidadayo ziqulathe izinto ezimbini: iringi yokutywina eyenziwe ngentsimbi ekhethekileyo kunye ne-O-ring/gasket yerabha; xa isetyenziswa, izitywina ezimbini ezifanayo zenza isibini.
• Intlawulo yokuthambisa: I-lubricant esekelwe kwi-grisi egcina inkqubo yokuthwala phantsi kweemeko ezifanelekileyo zokuthambisa ubomi bonke benkonzo.
• I-Idler Bracket/Yoke: Isakhiwo sokuxhoma esidibanisa i-idler shaft kwisakhelo sethrekhi kwaye sidibana ne-track adjuster recoil spring assembly. Kwi-mini excavator chassis, uyilo lwe-bracket kufuneka lulungele ububanzi besakhelo esinciphileyo ngelixa lugcina ulungelelwaniso lwesakhiwo phantsi kwemithwalo yokusebenza.

1.4 Iinkcukacha zeHitachi EX60-5 kunye neZX70 Excavator

I-Hitachi EX60-5 kunye ne-ZX70 zimele udidi lweetoni ezi-6–8 kumgca weemveliso zeHitachi, zibonelela ngokusebenza kakuhle kokumba kwiphakheji encinci efanelekileyo kwiindawo zomsebenzi ezixineneyo.

Iinkcukacha zeHitachi EX60-5:

Imithombo yedatha:

I-EX60-5 yi-excavator yodidi lweetoni ezi-6 enobunzima bokusebenza obumalunga ne-6,000 kg kunye namandla enjini amalunga ne-50 HP, ekwaziyo ukufikelela kubunzulu bokugrumba obumalunga ne-3.5 yeemitha kunye nokufikelela okuphezulu okumalunga ne-5.5 yeemitha. Amandla enjini alinganiswa kwi-53 horsepower, enika amandla aneleyo okujongana nemisebenzi enzima ngokulula. Nge-undercarriage yayo eqinileyo kunye nezinto ezinokuthenjwa, i-Hitachi EX60-5 yakhelwe ukumelana neemeko zokusebenza ezinzima kunye nokubonelela ngokusebenza okuhlala ixesha elide.

Iinkcukacha zeHitachi ZX70:

Imithombo yedatha:

I-Hitachi ZX70 ngumatshini omncinci, onokuguquguquka osetyenziswa kakhulu kulwakhiwo, ukulima umhlaba, kunye neeprojekthi zeenkonzo. I-ZX70 inobunzima bokusebenza obumalunga neetoni eziyi-6.3, ububanzi bomzila buyi-450 mm, iirola ezintlanu zomzila kwicala ngalinye, kunye nesantya esiphezulu sokuhamba se-5 km/h. I-ZX70-5G ifumana amandla enjini angama-42.4 kW (57.6 PS) kunye nomthamo webhakethi oyi-0.33 m³.

Iinkcukacha zeHitachi EX80 / ZX80:

I-EX80 kunye ne-ZX80 zimele udidi lweetoni ezisi-8 kumgca wemveliso yeHitachi. Imithombo yeshishini idwelisa i-9154166 idler njengoko isebenza kwi-Hitachi EX80-5 kunye ne-ZX80LCK-3 excavator. I-ZX80LCK-3 yi-excavator encinci eyenzelwe ukusetyenziswa ngeendlela ezahlukeneyo kunye nokusebenza kakuhle kwizicelo ezahlukeneyo zokwakha kunye nokulungisa igadi.

2. Ubunjineli bokuQulunqwa kweMetallurgical kunye nokuQiniswa kweMichiza

2.1 Iinkcukacha zeBanga leMpahla

I-CQC TRACK yenza ii-idlers zangaphambili ze-Hitachi ezisebenzisa ii-grades zentsimbi ye-alloy ye-premium ezikhethiweyo kwiipropati zazo ezithile zoomatshini kwizicelo ze-mini excavator undercarriage. Iigrades zezinto eziphambili ezisetyenziswayo ziquka:

Intsimbi ye-50Mn Alloy: Intsimbi ye-manganese yodidi oluphezulu enika ukumelana nokuguguleka okuphezulu kunye neempawu zokuqina komphezulu. Imithombo yeshishini iqinisekisa ukuba ii-idlers zeHitachi 9154166 zenziwe kusetyenziswa izinto ze-50Mn. Intsimbi ye-50Mn isetyenziswa kakhulu ekwenzeni iindawo zomatshini wokukrwela ezisebenza phantsi kwemithwalo enzima, zibonelela ngokumelana nokuguguleka okuhle kakhulu kunye nokuqina kwempembelelo. Emva kokufumana unyango lobushushu, i-50Mn ifumana ubunzima bomphezulu be-HRC 48–58 ngobunzulu obuqinileyo be-4–6 mm (ifikelela kwi-HRC 45 kolu bunzulu), nto leyo eyenza ukuba ikwazi ukumelana nokuguguleka okumangalisayo kunye nokumelana nokuguguleka naphantsi kweemeko zokusebenza ezinzima.

Intsimbi ye-40MnB Alloy: Uhlobo lwentsimbi exutywe ne-boron enika ukuqina okuphuculweyo kunye nokungena okunzulu kwetyala ngexesha lonyango lobushushu olungeniswayo. Ukongezwa kwe-boron kuphucula impendulo yesixhobo kunyango lobushushu, okuvumela iipropati ezihambelanayo zoomatshini kulo lonke icandelo elinqamlezileyo. Imithombo yoshishino idwelisa i-40MnB njengokhetho lwezinto zendibano ye-9154166 idler.

Intsimbi ye-40Mn2 Alloy: Ingxubevange ye-chromium-manganese enika ibhalansi efanelekileyo yokuqina komphezulu, ukuqina kwesiseko, kunye nokusebenza kakuhle kweendleko kwizicelo ze-mini excavator. Imithombo yoshishino idwelisa i-40Mn2 njengokhetho lwezinto eziphathekayo kwiindawo ze-mini excavator ezingaphantsi kwesithuthi. Le nto isabela kakuhle kunyango lobushushu bokufakelwa, ifikelela kwiiprofayili zobunzima be-case obufanayo ngaphandle kokuphazamiseka okuncinci.

Ukukhethwa kwamanqanaba ezinto ezibonakalayo kumisela ngokuthe ngqo ubomi benkonzo yomntu ongasebenziyo kwiindawo ezirhabaxa. Kwiindawo zentsimbi ezifana nee-idlers, umahluko womgangatho phakathi kwe-OEM kunye ne-aftermarket ikakhulu malunga nomgangatho wezinto ezibonakalayo kunye nonyango lobushushu. Ezi zinokulinganiswa kwaye ziqinisekiswe ngovavanyo lobunzima kunye nohlalutyo lwe-metallurgical.

2.2 Ubuchwepheshe bokubumba: Isiseko soMveliso

Indibano ye-9154166 front idler yenziwe kusetyenziswa iindlela eziphambili zokubumba. I-Forging yinkqubo yokuvelisa ebumba isinyithi kusetyenziswa amandla okucinezela asekuhlaleni, adla ngokuhanjiswa ngehamile okanye ngomatshini wokucinezela. Inkqubo yokubumba inika iingenelo ezininzi ezibalulekileyo kunezinye iindlela zokubumba:

Ulungelelwaniso lokuHamba kweeNkozo: Inkqubo yokubumba ilungelelanisa isakhiwo senkozo yezinto eziphathekayo nejometri yevili elingasebenziyo, kunye nemida yenkozo ejolise ekumelaneni noxinzelelo oluphambili kunye noxinzelelo oluxinzelelweyo oludibana nalo ngexesha lokusebenza. Olu lungelelwaniso lokuhamba kweenkozo lubaluleke kakhulu kwindawo yokuguquka komzimba ukusuka kwi-flange ukuya kwivili apho uxinzelelo loxinzelelo luphezulu khona. Izinto ezibumbayo zibonisa iipropati eziphezulu zoomatshini kubandakanya amandla aphezulu empembelelo, ukumelana nokudinwa okungcono, kunye nokuxhathisa okukhulu ukungaphumeleli okukhulu phantsi kwemithwalo yoxinzelelo.

Ukususwa kwePorosity: Amandla aphezulu oxinzelelo lokubumba asusa imingxuma yangaphakathi kunye ne-porosity ebeya kusebenza njengeendawo zokuqalisa ii-crack phantsi komthwalo ojikelezayo. Izixhobo ze-cast zinokuba ne-porosity yangaphakathi okanye i-inclusions ezinokusebenza njengeendawo zokuqalisa ii-crack phantsi kwemijikelo yokulayisha ephindaphindwayo.

Ukuhlanganiswa kwezinto: Inkqubo yokubumba yonyusa uxinano lwezinto, nto leyo ebangela iipropati zoomatshini eziphezulu xa kuthelekiswa nezinto ezibunjiweyo zokwakheka kwe-alloy efanayo. Ulwakhiwo oluxineneyo nolufanayo lwentsimbi ebumbeneyo lubonelela ngokusebenza okulinganayo kuyo yonke indawo enqamlezileyo.

Ukunyaniseka Komphezulu: Umphezulu oqingqiweyo ubonisa ukumelana nokudinwa okuphezulu ngenxa yokungabikho kweziphene zombhobho kunye noxinzelelo olushiyekileyo oluxinzelelweyo olubangelwa yinkqubo yokubopha.

Inkqubo Yokubumba Okushushu Okuvaliweyo: I-idler idlula kwinkqubo yokubumba okushushu enamanqanaba amaninzi equka ukubumba okushushu okuphambili kokusasazwa komthamo wokuqala, ukubumba okushushu okwesibini ukuseka i-core structural geometry, ukubumba okushushu okwesithathu ukuze kufezekiswe ukuchaneka kobukhulu bokugqibela, kunye nokugqobhoza ukuze kususwe i-flash kwaye kwenziwe nayiphi na imingxuma efunekayo.

Imithombo yoshishino iqinisekisa ukuba ii-idlers ze-premium zenziwe ngentsimbi eqiniweyo engama-50Mn okanye amabakala alinganayo, zifikelela kubunzima bomphezulu we-HRC 48–56 kunye nobunzulu becala obuyi-4–12 mm. Unyango lobushushu obushushu oluhlukeneyo okanye olucimayo lubonelela ngokumelana neentanda kunye nobomi obude.

2.3 Umatshini we-CNC ochanekileyo

Zonke iindawo ezibalulekileyo ze-Hitachi cross-reference front idlers zenziwa ngomatshini kusetyenziswa ii-lathes zanamhlanje ze-CNC, oomatshini bokugaya, kunye namaziko okubhola enza imisebenzi yokugaya erhabaxa neyokugqiba ngokwemigangatho yokuchaneka kobukhulu be-ISO 2768-mK. Ukusebenzisa iindlela ezikhethekileyo zokuqinisa nokulungisa kuqinisekisa ukuba iimveliso zineempawu ezibalaseleyo zoomatshini, ukuqina okugqwesileyo, kunye nokumelana okuphuculweyo kokuguquguquka nokuqhekeka.

Imisebenzi ephambili yoomatshini ibandakanya:

• Umatshini wokuTread Surface: Ukujika ngokuchanekileyo ububanzi bangaphandle bevili elingasebenziyo ukuze kufezekiswe iinkcukacha ezichanekileyo kunye nokugqitywa komphezulu ukuze kuqhagamshelwe kakuhle ikhonkco lomkhondo
• Umatshini weFlange Profile: Ukulungiswa ngokuchanekileyo kweflanges zesikhokelo esidibeneyo ukuqinisekisa ukulungelelaniswa okufanelekileyo kwekhonkco lomkhondo osecaleni
• Umatshini wokugaya ivili: Ukubhoboza ngokuchanekileyo kwebhobo yevili ukuze kufezekiswe iinkcukacha ezichanekileyo zokususwa kwebhereyitha
• Umatshini weShaft Journal: Ukujika ngokuchanekileyo kunye nokusila imiphezulu yeebheringi zeshaft ukuze kufezekiswe ukunyamezelana okuchanekileyo kunye nokugqitywa komphezulu
• Umatshini wokwakha izindlu zesitywina: Umatshini wokwakha izindlu zesitywina ngokuchanekileyo ukuqinisekisa ukucinezelwa nokudityaniswa kwesitywina ngokufanelekileyo
• Umatshini Wokufaka Izinto Ezifunekayo: Umatshini wokufaka izinto ezifunekayo ngokuchanekileyo, imingxunya yebholiti, okanye indawo efunekayo ukuze kufakwe ibhuleki efanelekileyo.

3. Ubunjineli boNyango loBushushu

3.1 Imigaqo yeMetallurgical yokusetyenziswa kwe-Idler

Unyango lobushushu lolona hlobo lubalulekileyo lokwenziwa oluchaza ubomi benkonzo ye-front idler kwizicelo ze-mini excavator. Inkqubo yonyango lobushushu—ngokuyintloko ukucima kunye nokushisa—iguqula intsimbi kwinqanaba le-molecular, ifezekisa ibhalansi echanekileyo phakathi kobunzima kunye nokuqina. Kwizinto ezingaphantsi kwesithuthi, olu lungelelwaniso lumisela ukuba inxalenye inokunyamezela ixesha elingakanani ngaphambi kokuba kwenzeke ukudinwa okanye ukuguquka.

Inkqubo yokucima kulapho amandla okwenyani entsimbi aqala khona. Eli candelo lifudunyezwa liye kubushushu obubalulekileyo (ngesiqhelo malunga ne-850–900°C), apho isakhiwo salo sekristale siguquka sibe yi-austenite. Emva koko sipholiswa ngokukhawuleza—ngesiqhelo ngokuntywiliselwa emanzini okanye kwioyile. Oku kwehla kobushushu ngequbuliso kuvingcela iiathom zekhabhoni endaweni, kwenze isakhiwo esiqinileyo kodwa esibuthathaka esaziwa ngokuba yi-martensite. Oku kudala umphezulu oqinileyo, onganyangekiyo obalulekileyo kwiindlela zokunyathela ezingasebenziyo kunye neeflange.

Nangona ukucima kunika ubulukhuni, kukwangenisa ubulukhuni. Ukufudumala linyathelo elibalulekileyo lokulandela elinciphisa uxinzelelo lwangaphakathi kwaye libuyisele ubulukhuni. Icandelo liphinda lifudunyezwe liye kubushushu obuphantsi, obulawulwayo (ngesiqhelo phakathi kwe-150–500°C) kwaye ligcinwe ixesha elithile ngaphambi kokuba liphole kancinci. Le nkqubo inciphisa ubulukhuni obugqithisileyo kodwa iphucula kakhulu ubulukhuni, ukumelana neempembelelo, kunye nokuguquguquka. Isiphumo sidibaniso esifanelekileyo—umphezulu oqinileyo, omelana nokuguguleka kunye nombindi oqinileyo, oguquguqukayo—ofanelekileyo kubantu abangasebenziyo abamele bamelane nemithwalo enamandla kunye noxinzelelo.

3.2 Ukuqina koBuqu obuPhakathi

I-9154166 yangaphambili i-idler isebenzisa unyango lobushushu oluqinisiweyo lwe-induction oluqhelekileyo oluphakathi ukuze kufezekiswe iprofayili yobunzima obufunekayo. I-pin shaft ephambili ye-idler iqiniswe ngonyango lobushushu oluqinisiweyo lwe-induction oluqhelekileyo oluphakathi ukuqinisekisa ubunzima bayo, ngelixa umzimba wevili le-idler ukwalungiswa ngobushushu ukuze kuthintelwe ukuguguleka.

Umphezulu wereli uqiniswa ngokufakwa kwe-medium-frequency ukuze kufunyanwe ubunzima bomphezulu phakathi kwe-HRC 48 kunye ne-HRC 58, kunye nobunzulu bokuqina obuyi-4–6 mm ubuncinane (ukufikelela kwi-HRC 45 kolu bunzulu). Ii-premium idlers zifikelela kuluhlu lobunzima bomphezulu obuyi-HRC 50 ukuya kwi-56, kunye nobunzulu obuyi-4 mm ukuya kwi-10 mm obubonelela ngobomi obude bokuguguleka. Ukulungiswa kobuchwephesha kunye nonyango lokucima i-medium-frequency kuqinisekisa ubunzima obaneleyo bombindi kunye nokumelana nokukrala kwemiphezulu yangaphandle.

3.3 Iinkcukacha zoBulukhuni

Imithombo yoshishino inika ingxelo ngale nkcazelo yobunzima kwi-Hitachi mini excavator idlers:

Imithombo yedatha:

Imithombo yoshishino ibonisa ukuba ubunzima bomphezulu we-Idler buqala kwi-HRC 53 ukuya kwi-58 kunye nobunzulu obuqala kwi-8 mm ukuya kwi-12 mm kwizinto ezikumgangatho ophezulu. Ii-idlers zangaphambili ze-excavator eziphambili zifumana ubunzima bomphezulu be-HRC 52–58 kunye nobunzulu be-case obuyi-8–12 mm.

Iiprofayili ezinzima zeerim ze-idler roller zilungiswa ngononophelo ukuze zifudumale ubomi bazo obongezelelekileyo, ukuqinisekisa ukuba umaleko womphezulu oqinileyo uhlala ungaguquki nasemva kokuba kuye kwabakho ukuwohloka okukhulu.

3.4 Ulawulo loMgangatho kunye nokuNgaguquguquki

Unyango lobushushu olusebenzayo lufuna ulawulo oluqinileyo lomgangatho. Abavelisi kufuneka baqhubeke bejonga ukufana kobushushu, ixesha lokumanzisa, izinga lokupholisa, kunye nolwakhiwo lwe-metallographic ukuqinisekisa ukuba inkqubo iyahlangabezana neemfuno zokusebenza. Ukungazinaki ezi parameters—okanye ukuthembela kunyango lobushushu olungaguqukiyo—kunokunciphisa kakhulu ubomi benxalenye. Nokuba ukuphambuka okuncinci kobushushu ngexesha lokucima okanye ukupholisa kunokukhokelela kubunzima obungalinganiyo, okubangela ukuguguleka kwangaphambi kwexesha, ukuqhekeka, okanye ukungazinzi kobukhulu.

Izinto eziveliswe ngee-alloys eziphambili kunye nonyango lobushushu zivavanywa ngokuqatha ukuqinisekisa ubulukhuni obufanayo, ukumelana nempembelelo, kunye namandla okudinwa. Emva kokuhlanganiswa, kukho inkqubo yokuvavanya phantsi kwamanzi ukuqinisekisa ipropathi yokutywina yabangasebenzi. Uvavanyo lokuqengqeleka olujikelezayo lukwayimfuneko ukuqinisekisa ukuba abangasebenziyo bakulungele ukusebenza. Eli nqanaba lomgangatho linciphisa amathuba okusilela okungalindelekanga kwaye liqinisekisa ukuba oomatshini basebenza ngexesha eliphezulu ixesha elide.

4. Inkqubo yokutywina kunye neTekhnoloji yokuthwala

4.1 Uqwalaselo lweSitywina esidadayo

Ii-idlers zangaphambili zezicelo ze-mini excavator zixhotyiswe ngezitywino ezidadayo ezihlala ixesha elide ezithintela ukungena kongcoliseko ngelixa zigcina i-lubricant ubomi bonke benkonzo. Inkqubo yokutywina ibandakanya ii-O-rings zerabha ze-premium kunye nezitywino zesinyithi ezenzelwe ukumelana nempembelelo ephakathi kunye nokuvezwa kongcoliseko okufunyenweyo kwizicelo zokwakha kunye nezixhobo:

Iiringi zokuvala ezijongene nesinyithi: Iiringi zokuvala zentsimbi eqinileyo ezineemilo ezithe tye ezibonelela ngomda wokutywina oyintloko, othintela ukuvuza kwe-lubricant kunye nokungena kongcoliseko. Iiringi zokuvala ezidadayo ziqulathe izinto ezimbini: iringi yokuvala eyenziwe ngentsimbi ekhethekileyo kunye nenxalenye yerabha (i-O-ring/gasket). Ezisetyenziswayo, iiringi ezimbini ezifanayo zenza isibini.

Iiringi ze-O-Rabber: Iiringi ze-O-Elastomeric ezinika amandla okucinezela ukugcina unxibelelwano lwe-seal olujongene nesinyithi, ngelixa zikwalungiselela ukungalungelelani okuncinci kwe-shaft-to-bore. Iiringi ze-alloy ze-chrome kunye ne-molybdenum ezintantayo ezingagugiyo, zidityaniswe neeringi ze-O-raber ezithambileyo, ziqinisekisa ukusebenza okuthembekileyo kokutywina.

Indawo yokutywina: Umngxuma owenziwe ngomatshini ochanekileyo obeka izinto zokutywina ngokuchanekileyo xa kuthelekiswa nomzimba we-shaft kunye nevili elingasebenziyo, oqinisekisa ukucinezelwa kunye nokulungelelaniswa kwetywina ngokugqibeleleyo.

Inkqubo yokutywina kufuneka imelane nokungena kwezinto ezirhabaxa eziqhelekileyo kwiindawo zokwakha—kuquka umhlaba, isanti, uthuli, kunye nokufuma—ebeziya kukhawulezisa ukuguguleka kweebheringi kwaye zibangele ukungasebenzi kakuhle kwangethuba. Ukusetyenziswa okuphambili kweetywina ezidadayo kuquka iirola zokukrwela, ii-travel drives, kunye nee-idlers zoomatshini bokwakha kunye nezolimo.

4.2 Uyilo lweNkqubo yoBhereyitha

Isixhobo ngasinye sokusebenza esingaphambili siqulathe inkqubo yokuthwala eyenzelwe ukujikeleza okuncinci kunye nobomi benkonzo obude phantsi kokusebenza okuqhubekayo. Inkqubo yokuthwala iquka:

IiBushings zeNsimbi eziQondisiweyo: Ivili le-idler lijikeleza kwiibushings zentsimbi eziqinisiweyo ezisebenza kwiindawo zejenali yeshaft ephathwa ngobushushu. Olu lwakhiwo lubonelela ngomthamo ophezulu wokuthwala umthwalo, ukumelana nomthwalo onzima, kunye nokunyamezela iimeko zokuthambisa ezingaphantsi. Iibushings ze-bimetal bronze ezisemgangathweni zisetyenziselwa ukuqinisekisa umgangatho we-idler kunye nexesha elide.

Izinto zeBracket zeBearing: Iibrackets ze-idler roller zenziwe nge-ductile iron, ezibonisa ukumelana okumangalisayo nokutshayiswa. Izinto zebrackets ze-Hitachi idlers ziquka i-QT450-10 ductile iron.

Iseti yeMetal eBini: Imithombo yemizi-mveliso ibonisa ukuba iseti yemetal eBini yeebheringi ezingasebenziyo isebenzisa i-CuPd10Sn10 alloy, enika ukumelana nokuguguleka okugqwesileyo kunye neempawu zokungqubana eziphantsi.

Umngxuma ojikelezayo ngaphakathi kwe-bushings ezimileyo uvelisa uxinzelelo oluncinci lokudibana kunye nokuguguleka, okufaka isandla ekwandiseni ixesha lokusebenza kunye nokunciphisa iimfuno zokugcinwa.

4.3 Ukugcinwa kwe-Flabrication

Ii-idlers zangaphambili zithambisa ngexesha lokwenziwa ngetshaja yegrisi echanekileyo egcina inkqubo yokuthwala phantsi kweemeko ezifanelekileyo zokuthambisa kulo lonke ixesha lokusebenza. Iinkcukacha eziphambili zokuthambisa ziquka:

• Uhlobo lwezithambiso: Igrisi esekwe kwi-lithium ekumgangatho ophezulu enezongezo zoxinzelelo oluphezulu (EP)
• Umthamo we-Lubricant: Yenzelwe uqwalaselo oluthile lwebhereyitha kunye noyilo lwetywina
• Ukugcinwa kwe-Lubrication: Inkqubo ye-floating seal igcina i-lubrication igcinwe naphantsi koxinzelelo oluguquguqukayo kunye nokujikeleza kobushushu
• Uvavanyo loBulungisa boTywina: Emva kokuhlanganiswa, kukho inkqubo yovavanyo phantsi kwamanzi ukuqinisekisa ipropati yokuvala yabenzi bokungasebenzi

5. Iinkcukacha zobukhulu kunye neeParameters zoFakelo

5.1 Ubukhulu bokufakwa kwesithuthi esingaphantsi kwenqwelo

Iindibano ze-9154166, 57679987, kunye ne-AT183365 zangaphambili zenzelwe ukuba zibe neenkcukacha ezichanekileyo zobukhulu ukuze zifakwe ngqo kwizakhelo zethrekhi zeHitachi EX60-5, EX70, ZX70, ZAX70, EX80, kunye neZX80. Nangona iinkcukacha ezichanekileyo zobukhulu kufuneka ziqinisekiswe ngokuchasene namaxwebhu e-OEM, imithombo yoshishino iqinisekisa ezi parameters zilandelayo ze-undercarriage kwezi modeli:

Iiparameter zeHitachi EX60-5 Undercarriage:

• I-Track Chain Pitch: Ubungakanani be-pitch obuqhelekileyo kushishino lwee-excavators zeklasi ye-6-ton buhlala buquka i-135 mm okanye i-152.4 mm
• Ububanzi bomkhondo: 400–450 mm kuxhomekeke kuqwalaselo
• Iirola zeTrack ngecala ngalinye: Ngokwesiqhelo zii-4–5 ngecala ngalinye
• Ukuxhonywa kwe-Idler: Ifakwe kwi-bracket ene-interface edibeneyo yokulungisa umkhondo

Iiparameter zeHitachi ZX70 Undercarriage:

• Ububanzi bomkhondo: 450 mm
• Igeyiji yoMkhondo: 1,750 mm
• Iirola zeTrack ngecala ngalinye: 5
• Uxinzelelo Lomhlaba: 4.6 psi (32 kPa)
• Isantya Sokuhamba Esiphezulu: 5 km/h (3.1 mph)

Iiparameter zeHitachi ZX80LCK-3 Undercarriage:

• Ubunzima bokusebenza: Malunga neklasi yeetoni ezisi-8
• Uqwalaselo lweTrack: I-compact excavator undercarriage ene-track roller ezi-5 kwicala ngalinye eliqhelekileyo

5.2 Uqwalaselo Lokukhwelisa I-Idler

I-Hitachi mini excavator undercarriage inoyilo oluqinileyo lwesakhelo somkhondo oluquka:

• I-Idler enezibiyeli: Indibano ye-idler ifakwa kwisakhelo somzila ngokusebenzisa izibiyeli eziqinileyo. I-idler ifakelwe kwisakhelo somatshini kwaye ixhasa ubunzima bomatshini kunye nezinye izinto zenkqubo yesithuthi esingaphantsi komhlaba.
• Ujongano lweTrack Adjuster: I-idler bracket idibana ngqo ne-track adjuster recoil spring assembly egcwele igrisi ukuze kulawulwe uxinezeleko lwe-track. Indlela yokulungisa i-track, ngokucinezela i-spring stop, igcina uxinezeleko olufunekayo kwi-track assembly ngokubamba i-idler kunye ne-joke kwindawo engaphambili.
• Inkqubo yokuthwala: I-idler ibandakanya ii-bushings ezichanekileyo ukuze ikwazi ukumelana nokuguguleka ngcono kwaye ijikeleze kakuhle.

5.3 Izinto ekufuneka ziqwalaselwe xa kufakwa iTorque

Ukufakelwa ngokufanelekileyo kwendibano ye-front idler kwi-excavator ye-Hitachi EX60-5, EX70, ZX70, okanye i-ZX80 kufuna ukuthotyelwa kweenkcukacha ze-torque yomenzi. Le migaqo ilandelayo iyasebenza:

• Udidi lweHardware yokuFakela: Iklasi ye-10.9 okanye ngaphezulu kwizicelo ezinzima
• Uluhlu lweeTorque zeBolt: 150–300 Nm kuxhomekeke kubungakanani bebolt kunye noqwalaselo (jonga incwadi yenkonzo yeHitachi ukuze ufumane iinkcukacha ezithile zemodeli)
• Ipateni yeTorque: Ipateni edibeneyo (enqamlezileyo) esetyenziswa kwizigaba ezintathu eziqhubekayo
• I-Anti-Seize Compound: Faka i-anti-seize compound esemgangathweni ophezulu kwimisonto ye-bolt ngaphambi kokuba uyifake ukuze uthintele ukurhawuzelelwa kwaye uqinisekise ukuba i-torque ifundwa ngokuchanekileyo.
• Imfuneko Yokubuyisela I-Torque: Emva kweeyure ezi-2-4 zokusebenza, phinda uguqule ii-bolts zokufaka i-idler ukuya kwixabiso elichaziweyo ukuze kuqwalaselwe izihlalo zokuqala kunye nokwandiswa kobushushu.

Isixhobo sokungaqhubi sifakwe kwisakhelo somatshini kwaye sixhasa ubunzima bomatshini kunye nezinye izinto zenkqubo yokuthwala impahla engaphantsi komhlaba.

5.4 Ukulungiselela Ngaphambi Kokufakelwa

Ukufakelwa ngokufanelekileyo kwendibano ye-front idler kwi-excavator ye-Hitachi EX60-5, EX70, ZX70, okanye i-ZX80 kubalulekile ekufezekiseni ubomi benkonzo obulindelekileyo. Ezi nkqubo zilandelayo mazilandelwe:

1. Ukulungiswa kwendawo: Paka umatshini kwindawo ethe tyaba neqinileyo. Bamba ibhuleki yokupaka. Vimba imizila ngokukhuselekileyo ukuthintela intshukumo engalindelekanga. Khulula uxinzelelo lomkhondo ngevalvu yokukhulula isilinda samafutha ukuze kususwe umxokelelwane womkhondo.
2. Ukuhlolwa kweCandelo: Ngaphambi kokufakela, hlola ibracket ye-idler kunye nesakhelo sokulandelela ukuba azigugi, azigugi, okanye azinamonakalo. Coca yonke indawo yokufaka kakuhle, ususe yonke inkunkuma, izinto ezindala ze-gasket, kunye nokuguguleka.
3. Ukuhlolwa kweNdibano ye-Idler: Hlola indibano entsha ye-idler ukuba akukho monakalo na kwimpahla ethunyelwayo. Qinisekisa ukuba i-idler ijikeleza ngokukhululekileyo ngesandla. Jonga ukuthembeka kwesitywina.
4. Isinxibelelanisi seBracket kunye neTensioner: Qinisekisa ukuba ibracket ye-idler ilungelelaniswe ngokufanelekileyo nemiphezulu yesikhokelo sesakhelo somkhondo. Qinisekisa ukuba intwasahlobo yokujika ihleli kakuhle kwaye isebenza ngokufanelekileyo. Thambisa zonke iindawo ezityibilikayo ngegrisi efanelekileyo ngaphambi kokuba uhlanganiswe. Faka izixhobo zokugcina i-idler shaft kwixabiso le-torque elichaziweyo.

6. Iinkqubo zoxinzelelo lwendlela

6.1 Umlinganiselo we-Track Sag

Emva kokufakwa kwe-idler, kufuneka kumiselwe uxinzelelo olufanelekileyo lwendlela ngokweenkcazo zeHitachi EX60-5/ZX70. Inkqubo ngokubanzi yee-mini excavators yile ilandelayo:

Inyathelo 1: Ukufakwa kweTyeya – Faka ityeya yomzila ejikeleze izinto ezingaphantsi kwesithuthi (i-front idler, ii-bottom roller, ii-carrier rollers, i-drive sprocket).

Inyathelo lesi-2: Ukusetyenziswa koxinzelelo – Faka igrisi kwi-track adjuster grease fitting usebenzisa i-grease gun ngesandla (hayi i-pneumatic) de i-track chain iqale ukuxinana.

Inyathelo lesi-3: Umlinganiselo we-Sag – Ukugoba komzila ofanelekileyo kwi-Hitachi EX60-5/ZX70 mini excavators kudla ngokulinganiswa njengomgama othe nkqo phakathi komphezulu we-track chain kunye nomphezulu wesakhelo somzila kwindawo ephakathi kwe-idler yangaphambili kunye ne-roller yokuqala esezantsi. Ingcaciso: malunga ne-15–35 mm sag kwizicelo ze-mini excavator.

Inyathelo lesi-4: Uhlengahlengiso lokugqibela – Lungisa umthamo wegrisi njengoko kufuneka ukuze kufezekiswe ukuwohloka okufanelekileyo. Uxinzelelo olugqithisileyo luya kukhawulezisa ukuguguleka kwazo zonke izinto ezingaphantsi kwesithuthi. Uxinzelelo olungaphantsi lunokubangela ukuphazamiseka kwetsheyini.

Inyathelo lesi-5: Vavanya Ukusebenza – Jikelezisa kancinci ikhonkco lomzila ubuncinane ngokujikeleza okupheleleyo ngelixa umamele ingxolo engaqhelekanga kwaye ubukele ukubandakanyeka kwekhonkco ukuya kwelinye.

6.2 Izinto Ezibalulekileyo Ezichaphazela Uxinzelelo

Ezi zinto zilandelayo zibalulekile ukuze kuphuculwe ubomi bezinto ezisetyenziswa ngaphantsi kwesithuthi:

• Iimeko Zokuhamba Ngaphantsi Kweenyawo: Lungisa uxinzelelo lwendlela ngokusekelwe kwiimeko zokuhamba phantsi kweenyawo apho umatshini usebenza khona. Uxinzelelo olongezelelweyo lwendlela lunyusa umthwalo kunye nokuguguleka kwazo zonke izinto zokudibana kwesithuthi esingaphantsi kwenqwelo.
• Iziphumo zokuGqoka: Ithrekhi engalungiswanga kakuhle inokubangela iingxaki kunye nokuguguleka kwezinye izinto. Ithrekhi eqinileyo yonyusa imithwalo, nto leyo ekhuthaza ukuguguleka kweerola, ii-idlers, ii-sprockets, kunye nee-chain bushings.
• Ukubeka esweni rhoqo: Ukuguguleka kweepini kunye neebhuthi zesithuthi esingaphantsi kwemoto kuxhomekeke kwimeko yokusebenza kunye nemeko yomhlaba. Jonga uxinzelelo lwendlela ngamanye amaxesha kwaye uyigcine kuluhlu oluqhelekileyo.
• Ukuqinisekiswa Emva Kokufakelwa: Emva kweeyure ezi-2-4 zokusebenza, jonga kwakhona uxinezeleko lwethrekhi kwaye uphinde uguqule i-torque kuyo nayiphi na i-idler mounting hardware njengoko kuchaziwe kwi-Hitachi service manual ukuze uqwalasele izihlalo zokuqala kunye nokwandiswa kobushushu.

Sebenzisa iinkcukacha zomenzi wakho ukuze ulungise uxinzelelo ngokufanelekileyo, uqinisekise ukuba i-idler iphakathi kwaye ihamba ngokukhululekileyo kwiireyile zayo ezikhokelayo. Ukuba iqinile kakhulu, icinezela yonke indawo engaphantsi kwesithuthi; ikhululekile kakhulu, kwaye usengozini yokuphuma esitratweni. Hlola i-idler assembly endala ukuba ayigugi kwaye ucoce indawo ngaphambi kokufaka entsha ukuqinisekisa ukuba ilingana kakuhle. Lungisa kwaye uqinise i-idler assembly entsha ngokweenkcukacha zomenzi ukuze uthintele iingxaki zokusebenza kwixesha elizayo. Lungisa uxinzelelo lwendlela ngokuchanekileyo emva kokufakela ukuphucula ukusebenza kunye nokwandisa ubomi be-excavator yakho.

7. Iinkqubo zoQinisekiso loMgangatho kunye noVavanyo

7.1 Uveliso oluQinisekisiweyo lwe-ISO 9001:2015

I-CQC TRACK isebenza phantsi kweenkqubo zolawulo lomgangatho eziqinisekisiweyo ze-ISO 9001:2015, kwaye izinto ezifumanekayo ziyalandeleka ukusuka kwirisithi yezinto eziluhlaza ukuya ekuhlanganisweni okugqityiweyo. Inkqubo yolawulo lomgangatho ibandakanya zonke izigaba zemveliso:

• Isiqinisekiso sezinto: Isiqinisekiso sezinto eziluhlaza ezingenayo esiqinisekisa ukwakheka kwe-alloy kunye neempawu zoomatshini ngokuchasene nemigangatho yoshishino, kubandakanya izatifikethi zovavanyo lwe-mill zeentsimbi ze-50Mn, 40MnB, kunye ne-40Mn2
• Ukuqinisekiswa koBume: Ukuhlolwa kwayo yonke imilinganiselo ebalulekileyo kusetyenziswa izixhobo zokulinganisa ezilinganisiweyo, kuquka i-CMM (uMatshini wokulinganisa oQokelelweyo) kunye nokulinganisa ngokuchanekileyo
• Ukuqinisekiswa koNyango loBushushu: Ukuqinisekiswa kweeprofayili zobunzima kunye nobunzulu betyala kusetyenziswa abavavanyi bobunzima beRockwell abalungisiweyo kunye novavanyo lwe-metallographic
• Ukuqinisekiswa kweNkqubo yeSeal: Ukuqinisekiswa kofakelo olufanelekileyo lweseal, i-bearing clearance, kunye ne-lubricant charge
• Uvavanyo lokugqibela: Uvavanyo lokujikeleza okunamandla kunye nokuqinisekiswa kobunyani betywina lokuntywiliselwa emanzini

7.2 Uvavanyo lokuJikelezisa oluDynamic

Isixhobo ngasinye esingaphambili esigqityiweyo sivavanywa ngokujikeleza okunamandla okuqinisekisa:

• Ukuxinana: Ivili elingasebenziyo lijikeleza ngaphandle kokujikeleziswa kwemitha okunokubangela ukudibana okanye ukungcangcazela kwetsheyini yendlela engalinganiyo
• Ubuthambileyo: Inkqubo yokuthwala ijikeleza ngokukhululekileyo ngaphandle kokubopha, ingxolo, okanye ukumelana
• Ukunyaniseka kweSeal: Inkqubo yokutywina igcina ukugcinwa okufanelekileyo kwe-lubricant ngaphandle kokuvuza phantsi komthwalo ojikelezayo
• Ibhalansi: Indibano ye-idler ibonisa ukujikeleza okulinganayo ngaphandle kokungcangcazela ngesantya sokusebenza

Nasiphi na ingxolo, ukumelana, okanye ukuvuza kweoyile kuyachongwa kwaye kulungiswe ngaphambi kokuba kuvunyelwe ukuthunyelwa. Uvavanyo lokutyibilika olujikelezayo lukwayimfuneko ukuqinisekisa ukuba abo bangasebenziyo bakulungele ukusebenza.

7.3 Uvavanyo loBulungisa beSeal (Uvavanyo lokuntywiliselwa emanzini)

Emva kokuhlanganiswa, kukho inkqubo yokuvavanya phantsi kwamanzi ukuqinisekisa ipropati yokuvala yabangasebenziyo. Olu vavanyo lokuntywiliselwa emanzini luqinisekisa ukuba inkqubo yokuvala edadayo igcina ukugcinwa okufanelekileyo kwezithambisi kwaye ithintela ukungena kwamanzi phantsi kweemeko ezingashukumiyo nezitshintshayo—inyathelo elibalulekileyo lokuqinisekisa umgangatho wezinto ezilungiselelwe imisebenzi yokwakha kwiindawo ezimanzi.

7.4 Iwaranti kunye nolindelo lobomi benkonzo

Isiqinisekiso esisemgangathweni kwimizi-mveliso yabantu abangasebenziyo ngaphambili emva kwemarike sihlala siqala kwiinyanga ezili-12 ukuya kwezingama-24 kuxhomekeke kumenzi kunye nesicelo. Imithombo yemizi-mveliso ixela amaxesha esiqinisekiso seenyanga ezili-12 kubantu abangasebenziyo ngaphambili. Kwabo basebenza ngaphandle kweHitachi abasebenze ngaphandle kwemoto abaveliswe yiCQC TRACK, amaxesha esiqinisekiso ahambelana neemfuno zabathengi kunye nobunzima besicelo. Ubomi benkonzo obulindelekileyo kubantu abangasebenziyo be-EX60-5/ZX70 buqala kwiiyure zokusebenza ezingama-3,000 ukuya kwezingama-6,000 kuxhomekeke kwiimeko zomhlaba, iindlela zokusebenza kwabasebenzi, kunye neeshedyuli zokulungisa.

Imithombo yoshishino ibonisa ukuba ii-idlers eziphambili ze-excavator front zinikwe umlinganiselo weeyure ezingaphezu kwama-2,000 zobomi benkonzo phantsi kweemeko zokusebenza eziqhelekileyo.

7.5 Ukhuseleko kunye nokuPakisha kokuLwa nokuGqola

Umphezulu we-idler ugqunywe ngepeyinti yemizi-mveliso engagqwaliyo, efumaneka ngemibala emnyama, emthubi, okanye eyenziwe ngokwezifiso ukuhlangabezana neemfuno zabathengi. Imithombo yemizi-mveliso ibonisa ukuba i-excavator iidlers ziyafumaneka ngemibala emnyama okanye emthubi. I-coating ikhusela i-idler ekugqwaleni nasekuchaphazelekeni okunzima kwendalo ngexesha lokugcina nokusebenza emasimini.

Ii-idlers ezigqityiweyo zisongelwa ngefilimu yokulwa nomhlwa kwaye zipakishwe kwiipallets okanye kwiikreyithi zokhuni ezifuthayo ezifanelekileyo ukuthutha ulwandle lwamazwe ngamazwe. Iphakheji nganye ibhalwe inombolo yenxalenye, ubukhulu, kunye nobungakanani ukuze kube lula ukuyiphatha nokuchongwa kwiindawo zokungena nakwiindawo zokugcina impahla. Ukupakisha kuhambelana nemigangatho yokuthunyelwa kwempahla yamazwe ngamazwe yokuthunyelwa kwempahla elwandle ukusuka kwiizibuko zaseTshayina (eXiamen, eFuzhou) ukuya kwiindawo zehlabathi liphela, kunye neekreyithi zokhuni ezifuthayo ezihambelana nemigaqo ye-ISPM 15 yezempilo. Ukuhanjiswa okukhawulezileyo kuyafumaneka kwiintsuku ezisi-7–30 kuxhomekeke kubungakanani beodolo kunye nendawo oya kuyo.

8. Ukuxilongwa Kokunxiba kunye Neendlela Zokutshintsha

8.1 Izalathisi zokuNxiba eziphambili

Kubathengisi bezixhobo, abaqhubi beenqanawa zokuqeshisa, kunye nabasebenzisi bokugqibela abalawula ii-excavators zeHitachi EX60-5, EX70, ZX70, kunye neZX80, ukuchongwa kwangethuba kokuguguleka kwe-front idler kubalulekile ukuthintela umonakalo wesibini kwiindlela zomkhondo, ii-bottom rollers, kunye nee-track adjuster assemblies. Ezi mpawu zokuguguleka zilandelayo kufuneka zijongwe:

Ukuguguleka komphezulu wokunyathela: Umphezulu wokunyathela ongasebenziyo (indawo yokudibanisa eqengqelekayo) uyaguguleka ngokuhamba kwexesha. Xa umphezulu wokunyathela ubonisa amabala acacileyo okanye ukuguguleka okungaphaya kwe-2-3 mm ngaphantsi kobubanzi bokuqala, kuyacetyiswa ukuba utshintshwe.

Ukunxiba kweFlange: Iiflange ezikhokelayo ezihlanganisiweyo zichaphazeleka kukuguguleka okubangelwa kukudibana kwetsheyini yomkhondo. Ukunciphisa ubukhulu beFlange ngaphaya kwama-30% oqobo kubonisa ukuba kufuneka kutshintshwe ngoko nangoko.

Ukuvuza kweSeal: Ukuvuza kwe-lubricant okubonakalayo okujikeleze i-seal hook kubonisa ukungasebenzi kakuhle kwe-seal. Ukusebenza ngokuqhubekayo nge-seal ezingasebenziyo kuya kubangela ukungasebenzi kakuhle kwe-bearing ngenxa yokungena kongcoliseko.

Ingxolo Engaqhelekanga: Izandi zokusila, zokukrwela, okanye zokucofa ngexesha lokujikeleza kwendlela zinokubonisa ukusilela kweebheringi, ukusilela kwesitywina, okanye umonakalo wento yangaphandle.

Ipateni yokuNxiba okungalinganiyo: Ukuba icala elinye le-idler libonisa ukuguguleka okukhulu kunelinye, oku kunokubonisa ukungalungelelani phakathi kwe-idler kunye ne-track chain okanye iingxaki ngokulungelelaniswa kwesakhelo se-track.

Ukungalungi koxinzelelo lwethrekhi: Ukuba uxinzelelo lwethrekhi alunakugcinwa ngaphakathi koluhlu oluqhelekileyo nokuba emva kokulungiswa ngokufanelekileyo, ukuguguleka kokungenzi nto, ukungaphumeleli kokulungisa ithrekhi, okanye ukunwebeka kwephiko letsheyini ngokugqithisileyo kusenokuba yimbangela.

8.2 Ucwangciso lweXesha lokuTshintsha

I-idler egcinwe kakuhle inciphisa ngokuthe ngqo iindleko zokusebenza zexesha elide. Xa utshintsha i-track chain, soloko uhlola kwaye mhlawumbi utshintshe i-idlers ukuze ubone ukuba igugile kangakanani. Ingqiqo yezoqoqosho ilula: ukufaka i-track chain entsha kwi-idler egugileyo kuya kukhawulezisa ukuguguleka kwi-bushings ye-chain entsha kunye nee-link rails, kunciphisa kakhulu ubomi benkqubo iyonke. Ngokwahlukileyo koko, ukufaka i-idler entsha kwi-chain egugileyo kuya kubangela ukuguguleka kwe-tread kunye ne-flange kunye nokungaphumeleli kwe-idler ngaphambi kwexesha.

Kubaqhubi beenqwelo-moya, icebo lokutshintsha elicetyiswayo kukutshintsha i-idler kunye ne-track chain njengeseti ehambelanayo nanini na xa naliphi na icandelo lifikelela esiphelweni sobomi balo benkonzo. Iindlela ezilungileyo zoshishino zicebisa ukutshintsha iindawo ezigugileyo kwiiseti ukuqinisekisa ukuguguleka ngokulinganayo nokuthintela ukungasebenzi kakuhle kwangethuba. Kwi-EX60-5/ZX70 mini excavators kwizicelo zokwakha, amaxesha okutshintshwa kwezithuthi ezingaphantsi kwesithuthi acwangcisiweyo ahlala ephakathi kweeyure ezingama-3,000 ukuya kwezi-6,000 zokusebenza kuxhomekeke kwiimeko zomhlaba kunye neendlela zokulungisa.

I-idler ibalulekile ekuqinisekiseni ukusebenza kakuhle kweekhonkco zethrekhi nokuthintela ukushenxa kwazo. Amavili e-idler angaphambili kwithrekhi, nto leyo enika uxinzelelo. Kubalulekile ukuba abe kwimeko efanelekileyo ukuthintela nawuphi na umonakalo kwithrekhi.

9. Izicelo zeMarike yeSithili

9.1 UMzantsi Melika: Uphuhliso loLwakhiwo lweeDolophu kunye neZiseko zoPhuhliso

Imarike yokwakha yaseMzantsi Melika ibonelela ngemfuno ekhulayo yezinto ezincinci zokumba, apho imisebenzi igxile kwiiprojekthi zeziseko zophuhliso zaseBrazil (eSão Paulo, eRio de Janeiro, eBelo Horizonte), uphuhliso lwedolophu yaseChile (eSantiago, eValparaíso, eConcepción), iimarike zokwakha zasePeru (eLima, eArequipa), kunye nophuhliso lweziseko zophuhliso zaseArgentina (eBuenos Aires, eCórdoba). Imarike yoomatshini abanzima yale ngingqi iphawulwa yimfuno ephezulu yee-excavator ze-6-8 ton zomsebenzi woluntu, ulwakhiwo lwezindlu, kunye nokulungiswa kwendawo. Ii-excavator zeHitachi EX60-5, EX70, ZX70, kunye neZX80 zisasazwa kakhulu kule misebenzi.

Kubathengi baseMzantsi Melika, ii-CQC TRACK's Hitachi cross-reference front idlers zibonelela ngomgangatho olinganayo ne-OEM ngamaxabiso akhuphisanayo, kunye ne-logistics esebenzayo kwiindawo zaseLatin America kuquka iBrazil (amazibuko aseSantos, eRio de Janeiro), iChile (amazibuko aseValparaíso, eSan Antonio), iPeru (izibuko laseCallao), iColombia (amazibuko aseBuenaventura, eCartagena), kunye neMexico (amazibuko aseVeracruz, eManzanillo). Imithombo yeshishini iqinisekisa ukuba izinto ezingaphantsi kwesithuthi se-Hitachi excavators zithunyelwa rhoqo eMzantsi Melika.

9.2 I-Australia: Ukwakhiwa kweZindlu zokuHlala, iiNqwelo zokuQeshisa, kunye neZiseko zoLwakhiwo oluKhanyayo

Imarike yezixhobo zokwakha nezokuqeshisa zase-Australia ifuna izixhobo ezihambelana okanye ezidlula imigangatho yokusebenza ye-OEM, kunye nokufumaneka kobonelelo rhoqo. Abaqhubi base-Australia bafuna izixhobo ezifanelekileyo ngenjongo, ezinomgangatho olinganayo ne-OEM okanye ngaphezulu, ezineekhonkco zobonelelo ezinokuthenjwa kunye neziqinisekiso zomgangatho ezibhaliweyo. Imarike ye-mini excavator yase-Australia—kuquka izicelo eSydney, eMelbourne, eBrisbane, ePerth, eAdelaide, eCanberra, kunye namaziko engingqi—isebenzisa ii-excavator zaseHitachi EX60-5, EX70, kunye ne-ZX70 zokwakha izindlu, ukucoca imisele, ukuhlobisa umhlaba, kunye nokulungiselela indawo.

Imithombo yoshishino iqinisekisa ukuba uluhlu lweemveliso zeTrackspares lungasetyenziswa endaweni yeempawu kunye neentlobo zezixhobo eziqhelekileyo, kubandakanya ii-excavators zaseHitachi, kwimarike yase-Australia. I-ITR Pacific inikezela uluhlu olupheleleyo lwezixhobo ezisemgangathweni ze-excavators zaseHitachi, ngokuhanjiswa ngokukhawuleza e-Australia yonke.

Iinkqubo zokuvelisa zeCQC TRACK ziyahambelana neemfuno zase-Australia ngesatifikethi se-ISO 9001:2015, iiprotokholi zovavanyo olupheleleyo, kunye nokulandeleka ngokupheleleyo kwamacandelo.

9.3 IYurophu: Umsebenzi woLwakhiwo lweeDolophu kunye neMisebenzi yeZixhobo

Imarike yaseYurophu ifuna ukuba izinto ezisetyenziswa phantsi kwesithuthi zihambelane nemiyalelo efanelekileyo ye-EU kunye nemigangatho yokhuseleko. I-EN 474-12:2006/A1:2008 isebenza kwizixhobo zokumba iintambo kunye neenkqubo zazo zezixhobo zokumba iintambo, imisela iimfuno ezibalulekileyo zempilo nokhuseleko eziqinisekiswa yi-CE marking. Ishishini lokwakha laseJamani (eBerlin, eMunich, eHamburg, eFrankfurt), icandelo leziseko zophuhliso laseFransi (eParis, eLyon, eMarseille, eLille), iimarike zokwakha eziluncedo nezokuhlala zase-United Kingdom (eLondon, eManchester, eBirmingham, eGlasgow), kunye neshishini lokwakha laseScandinavia (eStockholm, eOslo, eCopenhagen, eHelsinki, eReykjavik) zimele iindawo eziphambili zezicelo zezixhobo zokumba iintambo zaseHitachi EX60-5, EX70, kunye neZX70.

Ababoneleli baseTshayina balawula imarike yezixhobo zeHitachi, begxile kwizixhobo ezingaphantsi kwesithuthi, i-hydraulic, kunye neenjini. Iindawo zorhwebo eziphambili ziquka uMntla Melika, iYurophu, kunye neAsia. I-CQC TRACK igcina amaxwebhu obuchwephesha kunye neerekhodi zomgangatho ezixhasa izibhengezo zokuthobela i-CE kubathengi baseYurophu.

9.4 IRashiya neAsia Ephakathi: IMarike yeZixhobo eziNcinci ekhulayo

Emva kokulungelelaniswa kwakhona kweenkqubo zokubonelela ngeenkonzo kwihlabathi liphela, abaqhubi bokwakha baseRashiya nabaseMbindi Asia bafumana izixhobo ezinzima kubavelisi baseTshayina. Iiprojekthi zophuhliso lwezixeko zaseRashiya (eMoscow, eSt. Petersburg, eKazan, eYekaterinburg, eNovosibirsk), ukukhula kweziseko zophuhliso zaseKazakhstan (eAstana, eAlmaty, eShymkent, eKaraganda), icandelo lokwakha laseUzbekistan (eTashkent, eSamarkand, eBukhara), kunye nemisebenzi yokuxhasa ulwakhiwo nokwembiwa kwemigodi yaseMongolia (eUlaanbaatar, eDarkhan) zimela iimarike ezikhulayo zezixhobo ze-Hitachi compact excavator.

Kubathengi baseRashiya, eKazakhstan, eUzbekistan, naseMongolia, iCQC TRACK ibonelela ngokubonelela okuthembekileyo ngeendlela zokuthumela ngaphandle ezisetyenzisiweyo, kunye nokupakishwa okufanelekileyo kuthutho lwesitimela kunye nolwelizwe kwiindlela zaseMbindi Asia. Amandla okuvelisa enkampani axhasa ii-odolo zomthamo kwimisebenzi yeenqwelo-mafutha ezifuna iishedyuli zokutshintshwa rhoqo kwezithuthi ezingaphantsi kwesithuthi.

9.5 Isicwangciso-qhinga seNethiwekhi yeZiko leeNkonzo

Injongo yeqhinga le-CQC TRACK kukuseka, ngokuthe ngqo okanye ngabasasazi abagunyazisiweyo, inethiwekhi edibeneyo yamaziko eenkonzo kwiimarike ezinkulu zezixhobo zokwakha kwihlabathi liphela ezibonelela ngenkonzo ekhethekileyo yokugcinwa kwezithuthi zangaphantsi. La maziko eenkonzo aqesha iingcali eziqeqeshwe ngokufanelekileyo ezinobuchule nezixhobo ezifanelekileyo, ezixhaswa kukufumaneka kweendawo ezifanelekileyo ukuze oomatshini bakwazi ukusebenza ngokukhawuleza nangokuthembekileyo.

Le nkampani inamkela ngokufudumeleyo ukuba nakhe intsebenziswano kwaye nivelise ubudlelwane obuhle bexesha elide kunye. Ngoluhlu olupheleleyo lwezixhobo ze-excavator ezihambelana neHitachi eziquka ii-track rollers, ii-idlers, ii-sprockets, ii-track chains, kunye nezihlangu ze-track, zonke zenziwe ukuhlangabezana nemigangatho yokutshintshwa kwe-OEM eqinisekisa ukulingana okuthembekileyo, ukuqina, kunye nokusebenza okuzinzileyo, i-CQC TRACK ikhonza abathengi kulo lonke elaseMzantsi Melika, e-Australia, eYurophu, eRashiya, nase-Asia Ephakathi.

10. Izinto ekufuneka ziqwalaselwe ziingcali zokuthenga

10.1 Ukuqinisekiswa kweeNgxelo eziQhelekileyo

Ngaphambi kokuba uthenge izinto ezisetyenziswa kwi-undercarriage emva kwemarike, iingcali zokuthenga kufuneka ziqinisekise ukuba ziyahambelana na usebenzisa inombolo yomatshini kunye nenombolo ethile yenxalenye ye-OEM evela kwikhathalogu yezixhobo zeHitachi. Amanani eenxalenye abhalwe kolu hlalutyo—9154166, 57679987, kunye ne-AT183365—asebenza njengeereferensi eziphambili ze-OEM zoku-odola ngokuthe ngqo iireferensi.

Inombolo yenxalenye ye-9154166 ineengxelo ezibhaliweyo zokuhambelana neemodeli zeHitachi EX60-5, EX70, ZX70, ZAX70, EX80, ZX80, ZX70LC, ZX75UR, ZX80LCK, ZX70-3, ZX70LC-3, ZX75UR-3, ZX75US-5A, ZX80LCK-3, ZX85US-3, ZX85US-5A, ZX70-5A, kunye neJohn Deere 75C/75D/75G/80/80C/85D/85G.

Inombolo yenxalenye ye-57679987 ineenkcukacha ezihambelanayo neemodeli zeHitachi ZX55, EX60, ZX70, EX75, EX80, EX100, EX120, EX200, ZX230, ZX240, EX300, kunye ne-EX330.

Inombolo yenxalenye ye-AT183365 isebenza njengereferensi eyahlukileyo ye-OEM yendibano ye-9154166 idler, enokuhambelana ne-Hitachi EX70LCK-5, EX80-5, ZX70, ZX75US, ZX80LCK-3, kunye ne-ZX85USB-3 excavators.

10.2 Iimfuno zoXwebhu olusemgangathweni

Xa ufuna ii-idlers zangaphambili zezicelo zokwakha, cela amaxwebhu omgangatho womthengisi kuquka:

• Isatifikethi se-ISO 9001:2015
• Iingxelo zohlolo lwemilinganiselo
• Iziqinisekiso zovavanyo lweMetallurgical (ukuqinisekiswa kwenqanaba lezinto: 50Mn, 40MnB, okanye 40Mn2)
• Iirekhodi zonyango lobushushu (iiprofayili zobunzima: HRC 48–58, ubunzulu bekheyisi: 4–12 mm)
• Izatifikethi zovavanyo lweMill zezinto eziluhlaza
• Iinkcukacha zenkqubo yesitywina kunye nohlobo lwaso (ulungiselelo lwesitywina esidadayo)
• Uhlobo lweebheyari kunye neenkcukacha zoqwalaselo (iinkcukacha ze-bimetal bushing)
• Isiqinisekiso sezinto zebracket (i-QT450-10 ductile iron)
• Uxwebhu lwewaranti (inyanga ezili-12–24 eziqhelekileyo)

Abavelisi abadumileyo bagcina umkhondo opheleleyo ukusuka kwizinto eziluhlaza ukuya ekuhlanganisweni okugqityiweyo, okuvumela ukuqinisekiswa komgangatho wezinto, iiparameter zonyango lobushushu, kunye nokuhambelana nobukhulu. Imakethi yezixhobo ze-excavator yeHitachi iphawulwa yimfuno enamandla yeemodeli ezisetyenzisiweyo, icandelo elikhulayo le-aftermarket, kunye noyilo lwetekhnoloji.

10.3 Uthotho lweeNkonzo kunye namaxesha okuKhokela

I-CQC TRACK igcina uluhlu lweempahla ezigqityiweyo zeenombolo zezixhobo ezifunwa kakhulu kuquka i-9154166, 57679987, kunye ne-AT183365 i-idler assemblies, kunye namaxesha okukhokela eentsuku ezisi-7 ukuya kwezingama-30 kuxhomekeke kumthamo we-odolo kunye nendawo ekuyiwa kuyo. Ubungakanani obuncinci be-odolo buyaxoxiswana, kunye nobungakanani besampulu obufumanekayo ukuze kuvavanywe iziqinisekiso. Imigaqo yokuhlawula ibandakanya i-T/T kunye ne-L/C. Ukuhanjiswa ngokukhawuleza kuyafumaneka kwiintsuku ezingama-30 emva kokuqinisekiswa kwesivumelwano.

10.4 Ukuphucula Iindleko Ngokusebenzisa i-Aftermarket Sourcing

Izinto ezisetyenziswa ngaphantsi kwesithuthi zinokubalelwa ukuya kuthi ga kwi-50% yeendleko zokusebenza komatshini kwixesha lonke lokusebenza kwawo. Kwiinkampani zokwakha, abaqhubi beenqwelo-mafutha eziqeshisayo, kunye nabathengisi bezixhobo abalawula iinqwelo-mafutha ezincinci zeHitachi, ukufumana ii-idlers ezilingana ne-OEM ezivela kubavelisi abakhethekileyo abanjengoCQC TRACK kubonelela ngokonga okukhulu kweendleko ngaphandle kokubeka emngciphekweni umgangatho okanye ukuthembeka. Ukuveliswa kwenkampani okudityaniswe ngokuthe nkqo—kuquka ukufumana izinto, unyango lobushushu, umatshini, kunye nokuhlanganiswa—kususa amanqaku amaninzi okunikezela ngeenkonzo, okuvumela amaxabiso akhuphisanayo kubathengi bevolumu.

Utshintsho oluya kwi-aftermarket components luqhutywa zizinto ezininzi: ukunyuka kweendleko zoomatshini kunye noxinzelelo lwebhajethi kwenze ukuba i-aftermarket parts ibe lutyalo-mali olukrelekrele; ukuqina kunye nokusebenza kuphucuke kakhulu kwicandelo le-aftermarket; abavelisi ngoku basebenzisa i-forging ephucukileyo, i-CNC machining, kunye neenkqubo zonyango lobushushu ukuvelisa i-components ezihambelana ne-OEM specifications; intsimbi eqinisiweyo, i-precision-ground components, kunye ne-multi-layered seals ziqinisekisa ubomi benkonzo ende kunye nokusebenza okuthembekileyo phantsi kweemeko ezinzima.

Iimodeli zeNkonzo ze-OEM kunye ne-ODM eziyi-10.5

I-CQC TRACK isebenzisa iindlela ezimbini eziphambili zenkonzo kubathengi bamazwe ngamazwe:

Ukwenziwa kwe-OEM: Le nkampani ivelisa izinto ezihambelana neenkcukacha zabathengi, imizobo, kunye nemigangatho yomgangatho. Le fektri inobuchule bokudibanisa ngaphandle komthungo kwiikhonkco zokubonelela ngeenkonzo zehlabathi, ibonelela ngemveliso ethembekileyo yee-idlers, ii-rollers, ii-sprockets, ii-track links, kunye neenkqubo ezipheleleyo ze-undercarriage kwiimveliso eziquka iHitachi, iKomatsu, iCaterpillar, iVolvo, iKobelco, iDoosan, iHyundai, iSANY, kunye nezinye.

Ubunjineli be-ODM: Isebenzisa amava amaninzi entsimi, i-CQC TRACK isebenzisana nabathengi ukuphuhlisa, ukuyila, nokuqinisekisa izisombululo zezithuthi ezingaphantsi kwesithuthi eziphuculweyo okanye ezenzelwe wena ngokupheleleyo. Iqela lobunjineli lijongana ngokukhawuleza neendlela eziqhelekileyo zokusilela, linikezela ngoyilo oluphuculiweyo oluphucula ukusebenza kunye nokunciphisa iindleko zizonke zobunini. Ukuba abathengi abanazo imizobo, banokubonelela ngemilinganiselo ephambili yokuthelekisa neemveliso esele zilungile kunye nokudalwa kwemizobo yokujonga abathengi.

11. Imibuzo Ebuzwa Rhoqo Kubathengisi Bezixhobo Nabasebenzi Beenqwelo-mafutha

Umbuzo 1: Yintoni umsebenzi we-front idler kwi-excavator ye-Hitachi EX60-5 okanye ye-ZX70?

I-idler yangaphambili (ekwabizwa ngokuba yi-guide wheel okanye i-track idler) ikhokela i-track chain, igcina uxinzelelo olufanelekileyo lwe-track kunye ne-track adjuster assembly, ixhasa inxalenye engaphambili yobunzima bomatshini, kwaye ifunxa imithwalo yoxinzelelo evela kumhlaba ongalinganiyo. Umsebenzi we-idler kukukhokela ii-track links ukuba zisebenze kakuhle kwaye zithintele ukuphambuka.

Umbuzo 2: Ndingaqinisekisa njani ukuba yeyiphi inombolo yenxalenye ye-idler efunekayo kwi-excavator yam iHitachi?

Qinisekisa usebenzisa inombolo yochungechunge yomatshini kunye nenombolo ethile yenxalenye ye-OEM evela kwikhathalogu yenxalenye yeHitachi. Amanani amathathu enxalenye aqukwe kolu hlalutyo—9154166, 57679987, kunye ne-AT183365—agubungela uluhlu lweemodeli ze-EX60-5, EX70, ZX70, ZAX70, EX80, kunye ne-ZX80. Inombolo yenxalenye ye-9154166 ikwahambelana nee-excavators zeJohn Deere 75C/75D/75G/80/80C/85D/85G.

Umbuzo 3: Zeziphi izinto ezisetyenziswa kwi-CQC TRACK front idlers kwii-excavators zaseHitachi?

I-CQC TRACK isebenzisa intsimbi ye-alloy ye-50Mn, i-40MnB, kunye ne-40Mn2, eqiniswe kwi-HRC 48–58 enobunzulu be-case obuyi-4–12 mm ukuze ikwazi ukumelana nokuguguleka.

Umbuzo 4: Ngaba aba bantu bangenazo izixhobo zokutshintsha ngokuthe ngqo iindawo ze-Hitachi OEM?

Ewe, zonke ii-front idlers ezenziwe yi-CQC TRACK zizinto ezithatha indawo ye-OEM ngokuthe ngqo, ezenziwe ngokweenkcazo zobunjineli bokuqala zeHitachi zokuchaneka kobukhulu kunye neempawu zoomatshini. Iinombolo zokuqala zezixhobo zenzelwe ukuthelekisa kuphela.

Umbuzo 5: Zeziphi iziqinisekiso zomgangatho ezinazo i-CQC TRACK?

I-CQC TRACK isebenza phantsi kweenkqubo zolawulo lomgangatho eziqinisekisiweyo ze-ISO 9001:2015 ezinokulandeleka ngokupheleleyo kwezinto ezivela kwizinto eziluhlaza ukuya ekuhlanganisweni okugqityiweyo.

Umbuzo 6: Ingakanani ixesha eliqhelekileyo lokusebenza kwesixhobo sokungaqhubi ngaphambili kwizicelo ze-mini excavator?

Ubomi benkonzo yomlindi ongaphambili kwizicelo ze-EX60-5/ZX70 buhlala buqala kwiiyure zokusebenza ezingama-3,000 ukuya kuma-6,000, kuxhomekeke kwiimeko zomhlaba, iindlela zomsebenzi, kunye neeshedyuli zokulungisa. Abalindi abaphambili banikwa umlinganiselo weeyure ezingaphezu kwama-2,000 zobomi benkonzo.

Umbuzo 7: Yintoni inkcazo yobulukhuni be-9154166 idler?

I-idler ifumana ubunzima bomphezulu we-HRC 48–58 ngonyango lobushushu oluphakathi noluqhelekileyo lokufakelwa kobushushu, kunye nobunzulu becala obuyi-4–12 mm.

Umbuzo 8: Ngaba kufuneka nditshintshe i-idler xa nditshintsha i-track chain?

Ewe. Xa utshintsha itshaneli yomkhondo, soloko uhlola kwaye mhlawumbi utshintshe ii-idlers ukuze ubone ukuba zigugile kangakanani. Ukufaka itshaneli entsha kwi-idler egugileyo kuya kukhawulezisa ngokukhawuleza ukuguguleka kwetshaneli kunye nokuguguleka kwereyile yekhonkco.

Umbuzo 9: Yeyiphi iwaranti enikwa aba bantu bangasebenziyo?

Isiqinisekiso esisemgangathweni wezemveliso sabantu abangasebenziyo ngaphambili sihlala siqala kwiinyanga ezili-12 ukuya kwezingama-24 kuxhomekeke kumenzi kunye nesicelo.

Umbuzo 10: Lingakanani ixesha elifunekayo lokufumana iiodolo zevolumu zabasebenzi abangasebenziyo beHitachi?

Amaxesha okukhokela kwiiodolo zevolumu zee-idlers zangaphambili zeHitachi zihlala ziqala kwiintsuku ezisi-7 ukuya kwezingama-30 kuxhomekeke kumthamo weodolo kunye nendawo eya kuyo.

Umbuzo 11: Ngaba ezi zi-idlers zingasetyenziswa kwi-John Deere excavators?

Ewe, i-9154166 idler assembly ibhalwe phantsi njengenxalenye yokutshintsha ii-excavators ze-John Deere 75C, 75D, 75G, 80, 80C, 85D, kunye ne-85G.

Umbuzo 12: Ivavanywa njani i-idler ngaphambi kokuba ithunyelwe?

Emva kokuhlanganiswa, kukho inkqubo yokuvavanya phantsi kwamanzi ukuqinisekisa ukuba ipropathi yokutywina yabantu abangasebenziyo iyasebenza. Uvavanyo lokuqengqeleka olujikelezayo luyimfuneko ukuqinisekisa ukuba abantu abangasebenziyo bakulungele ukusebenza.

12. Isishwankathelo soBuchule bokuVelisa: CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.)

12.1 Iprofayili yeNkampani

I-CQC TRACK (i-HELI MACHINERY MANUFACTURING CO., LTD.) izibonakalise njengomvelisi ophambili wezixhobo ezingaphantsi kwesithuthi kummandla waseQuanzhou, iqela eliphambili lokubonelela ngezixhobo zokuhambisa umhlaba kwihlabathi liphela. Isekelwe kwiziko lemizi-mveliso laseQuanzhou, kwiPhondo laseFujian—ummandla owaziwa ngokugxila kwawo kwiingcali zokwenza umatshini kunye nokufikelela kwiichwephesha ezinkulu zamazwe ngamazwe kuquka iXiamen kunye neFuzhou—le nkampani ikhonza imakethi yehlabathi njengeqabane elinobuchule lokuvelisa i-OEM kunye ne-ODM.

Njengoko inamava angaphezu kweminyaka engama-20 yokuvelisa, le nkampani iyaziwa njengenye yezona nkampani zithathu ziphambili zokwenza izinto ezingaphantsi kwesithuthi kummandla waseQuanzhou, eTshayina—iqela eliphambili lemizi-mveliso yokwenziwa koomatshini abanzima. Njengomvelisi ohlanganiswe ngokuthe nkqo onezakhono ezingaphezulu kweminyaka engamashumi amabini, i-HELI izibonakalise njengenkokeli kuyilo nakwimveliso yezinto ezingaphantsi kwesithuthi esinzima sokumba umatshini.

Le nkampani ivelisa uluhlu olupheleleyo lwezixhobo ze-undercarriage ezihambelana neHitachi, kuquka ii-track rollers, ii-idlers, ii-sprockets, ii-track chains, izihlangu ze-track, kunye neenkqubo ze-undercarriage ezipheleleyo.

Iimodeli zeNkonzo ze-OEM kunye ne-ODM ze-12.2

I-CQC TRACK isebenzisa iindlela ezimbini eziphambili zenkonzo kubathengi bamazwe ngamazwe:

Ukwenziwa kwe-OEM: Le nkampani ivelisa izinto ezihambelana neenkcukacha zabathengi, imizobo, kunye nemigangatho yomgangatho. Le fektri inobuchule bokudibanisa ngaphandle komthungo kwiikhonkco zokubonelela ngeenkonzo zehlabathi, ibonelela ngemveliso ethembekileyo yee-idlers, ii-rollers, ii-sprockets, ii-track links, kunye neenkqubo ezipheleleyo ze-undercarriage kwiimveliso eziquka iHitachi, iKomatsu, iCaterpillar, iVolvo, iKobelco, iDoosan, iHyundai, iSANY, kunye nezinye.

Ubunjineli be-ODM: Isebenzisa amava amaninzi entsimi, i-CQC TRACK isebenzisana nabathengi ukuphuhlisa, ukuyila, nokuqinisekisa izisombululo zesithuthi esingaphantsi kwesithuthi esiphuculweyo okanye esenziwe ngokwezifiso ngokupheleleyo. Iqela lobunjineli lijongana ngokukhawuleza neendlela eziqhelekileyo zokusilela, linikezela ngoyilo oluphuculiweyo oluphucula ukusebenza kunye nokunciphisa iindleko zizonke zobunini.

I-HELI-CQC yenza izixhobo ze-chassis zomgubungeli ezisebenza nzima ezine-forging ephucukileyo, unyango lobushushu, kunye netekhnoloji yokutywina ukuze zihlale ixesha elide.

12.3 Indlela yokusebenza yemveliso edibeneyo

Amandla okuvelisa enkampani akhelwe phezu kokuhlanganiswa okuthe nkqo kunye neenkqubo ezilawulwayo ezilandelelanayo:

• Ukufunyanwa kwezinto: Ukusetyenziswa kweentsimbi ze-alloy ze-50Mn, 40MnB, kunye ne-40Mn2 ezikumgangatho ophezulu ngokusebenzisa ubudlelwane bokubonelela ngezixhobo, kunye nesiqinisekiso esipheleleyo sezinto kunye nokulandeleka kwazo.
• Amandla Okwakha: Iinkqubo zokubumba ezishushu ezivaliweyo eziphucukileyo eziqinisekisa ukuhamba kakuhle kwengqolowa kunye noxinano lwezinto
• Amaziko Oomatshini be-CNC: Ukulungiswa ngokuchanekileyo kwazo zonke iindawo ezibalulekileyo ngokwemilinganiselo ye-ISO 2768-mK
• Iindlela Eziphambili Zonyango Lobushushu: Izitofu zokuqinisa nokupholisa ezilawulwa yikhompyutha ezifikelela kwiiprofayili zobunzima bekhesi ezinzulu nezifanayo ze-HRC 48–58 ezinobunzulu bekhesi obuyi-4–12 mm
• Ukuhlanganiswa kweZitywina ezidadayo: Izitywina ezidadayo ezihlala ixesha elide ezineendandatho zetywina ezijonge kwisinyithi kunye neendandatho ze-O zerabha
• Ukudibanisa nokuvavanya: Iindawo zokuhlanganisa ezingenathuli ezinovavanyo lokujikeleza oluguquguqukayo, uvavanyo lokutywina emanzini, kunye novavanyo lokuqengqeleka kakuhle kwi-idlers nganye egqityiweyo
• Ukwaleka Okuchasene Nokugqwala: Iinkqubo zokupenda ezikumgangatho wemizi-mveliso ezibonelela ngokhuseleko lokugqwala ixesha elide, ezifumaneka ngemibala emnyama, emthubi, okanye eyenziwe ngokwezifiso
• Ukupakishwa kunye nokuLungiselela: Ukusonga ifilimu yokulwa nomhlwa ngepallet okanye ikreyithi yokhuni efunxwayo yokuthutha ulwandle lwamazwe ngamazwe, kuthobela imithetho ye-ISPM 15 yococeko lwezityalo

12.4 Isiphakamiso soMgangatho kunye neXabiso

Umgangatho wehlabathi kunye namaxabiso ngqo asefektri, amava amaninzi ekwenzeni izixhobo ze-excavator undercarriage, imiqathango yokuhlawula eguquguqukayo kuquka i-T/T kunye ne-L/C, kunye nokuhanjiswa ngokukhawuleza kwiintsuku ezisi-7–30 emva kokuqinisekiswa kwesivumelwano. Inkampani iyakwamkela ngokufudumeleyo ukuba wakhe intsebenziswano kwaye udale ubudlelwane obuhle bexesha elide kunye.

Le mveliso iza kufumaneka kwihlabathi liphela, inkampani ikholelwa ekusekeni ubudlelwane obuhle nabathengi kunye nokusebenzisana okuhle kweshishini.

13. Isiphelo

Iindibano ezintathu ze-Hitachi OEM cross-reference front idler ezibhalwe kolu hlalutyo—9154166, 57679987, kunye ne-AT183365—zimele izinto ezibalulekileyo ze-undercarriage ze-EX60-5, EX70, ZX70, ZAX70, EX80, kunye ne-ZX80 series hydraulic crawler excavators ezisetyenziswa kulwakhiwo lwasezidolophini, imisebenzi yeenkonzo, ukulima umhlaba, uphuhliso lweendawo zokuhlala, kunye neeprojekthi zeziseko zophuhliso ezilula kwihlabathi liphela. Njengesikhokelo esiphambili sendlela kunye necandelo lolawulo loxinzelelo ngaphambili kwe-undercarriage, i-idler assembly idlala indima ebalulekileyo ekulungelelanisweni kwe-track chain, ukusasazwa komthwalo, ukufunxwa komothuko, kunye nobomi obude benkqubo ye-undercarriage iyonke.

I-Hitachi EX60-5 yi-excavator yodidi lweetoni ezi-6 enobunzima bokusebenza obumalunga ne-6,000 kg kunye namandla enjini amalunga ne-50 HP. I-Hitachi ZX70 yi-excavator yodidi lweetoni ezi-7 enobunzima bokusebenza obumalunga ne-6,700 kg, ii-roller ezintlanu zethrekhi kwicala ngalinye, kunye nesantya esiphezulu sokuhamba se-5 km/h. Kwezi matshini, i-idler yangaphambili kufuneka ibonelele ngenkonzo ethembekileyo phantsi kweemeko ezinzima ngelixa ihlangabezana nemida yendawo yefomathi ye-chassis encinci. Umsebenzi we-idler kukukhokela iikhonkco zethrekhi ukuba zisebenze kakuhle kwaye zithintele ukusasazeka; ii-idlers nazo zinobunzima kwaye ngaloo ndlela zichaphazela uxinzelelo lomhlaba.

I-CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.) yenza ezi zixhobo zokungasebenzi kakuhle ukuze zihlangabezane okanye zidlule kwiimfuno ze-OEM ngokusebenzisa ubuchwepheshe obuphambili bokubumba, ukuchaneka kwe-CNC, unyango lobushushu olulawulwa yikhompyutha oluphakathi olufikelela kwi-HRC 48–58 ubulukhuni bomphezulu obunobunzulu be-4–12 mm, izitywina ezidadayo ezihlala ixesha elide, kunye neenkqubo zokuqinisekisa umgangatho eziqinileyo kubandakanya uvavanyo lokutywina emanzini kunye novavanyo lokuqengqeleka. Iinkqubo zokuvelisa eziqinisekisiweyo ze-ISO 9001:2015 zenkampani, iinkqubo zovavanyo ezipheleleyo, kunye nesikhundla sobuchule njengomvelisi wecandelo eliphambili lezithuthi ezingaphantsi komhlaba kwiqela lemizi-mveliso yoomatshini abanzima baseQuanzhou zivumela ukunikezelwa rhoqo kwiimarike zezixhobo zokwakha zehlabathi.

Kwabathengisi bezixhobo, abaqhubi beenqanawa zokuqeshisa, kunye nabasebenzisi bokugqibela kulo lonke elaseMzantsi Melika (eBrazil, eChile, ePeru, eArgentina, eColombia), eOstreliya (eSydney, eMelbourne, eBrisbane, ePerth, eAdelaide), eYurophu (eJamani, eFransi, eUnited Kingdom, eScandinavia), kunye neRussia/eCentral Asia (eMoscow, eSt. Petersburg, eAstana, eAlmaty, eTashkent, eUlaanbaatar), ezi zixhobo zokuqhuba phambili zibonelela ngenye indlela ethembekileyo nengabizi kakhulu kwiindawo ze-OEM ngaphandle kokubeka emngciphekweni umgangatho wezinto, ukuchaneka kwemveliso, okanye ubomi benkonzo.

Kubaphathi beenqwelo-mafutha kunye nabaphathi bolondolozo, ukusebenzisa ishedyuli yokuhlola kunye nokutshintsha i-idler esebenzayo—kubandakanya ukulinganisa ukuguguleka kwe-tread rhoqo, ukuqinisekiswa kwe-flange geometry, ukujonga ukuthembeka kwe-seal, ukulungiswa koxinzelelo lwendlela oluchanekileyo ukuya kwi-15–35 mm sag, kunye nokutshintshwa kwe-idler kunye ne-chain edibeneyo—kumela icebo elisebenzayo lokwandisa ubomi benkqubo ye-undercarriage kunye nokunciphisa ixesha lokungasebenzi elicwangcisiweyo kwimisebenzi ye-mini excavator.

I-CQC TRACK iyakwamkela ngezandla ezishushu ukuba nibe nentsebenziswano kwaye nidale ubudlelwane obuhle bexesha elide kunye.

Olu shicilelo lobuchwephesha lujoliswe kwiingcali zobunjineli kunye nokuthengwa kwempahla kumashishini okwakha, okuqeshisa, kunye neziseko zophuhliso ezilula. Zonke iinkcukacha zixhomekeke ekuqinisekisweni kwamaxwebhu e-OEM akhoyo. Iinombolo zokuqala zezixhobo zenzelwe ukuthelekisa kuphela. Ngamaxabiso akhoyo, amaxesha okukhokela, kunye nenkxaso yobugcisa, nxibelelana ngqo ne-CQC TRACK.