I-HITACHI YA60015002 9231278 9184516 EX200 ZX200 ZAX240 Track Bottom Roller Assembly / OEM kunye ne-ODM I-excavator esemgangathweni iindawo ezingaphantsi kwesithuthi Umthombo Umenzi kunye nomzi-mveliso / CQC TRACK

I-Hitachi Track Bottom Roller Assembly: Ukuqina kobunjineli kwi-EX200, ZX200 kunye ne-ZAX240 Excavators

Kwihlabathi elinzima lee-hydraulic excavators, i-undercarriage imele isiseko apho kwakhelwe khona imveliso yomatshini. Phakathi kwezinto zayo, i-Track Bottom Roller Assembly—edla ngokubizwa ngokuba yi-lower roller okanye i-track roller—ithwala ubunzima bonke bokusebenza komatshini ngelixa ikhokela uthotho lwe-track kwiindawo ezahlukeneyo. Kwii-Ex200, ZX200, kunye ne-ZAX240 ezidumileyo zeHitachi, umgangatho kunye nokuthembeka kwee-bottom rollers kuchaphazela ngokuthe ngqo ixesha lokusebenza, iindleko zokusebenza, kunye nokufumaneka kweenqwelo.

Eli nqaku libonelela ngohlalutyo olupheleleyo lobuchwephesha lweendibano ze-roller ezisezantsi zeHitachi, zigxile kwiinombolo zenxalenyeYA60015002, 9231278, 9184516Ihlola iinkcukacha zabo zobunjineli, ukuhambelana kwesicelo, iimfuno zesinyithi, kunye neenzuzo zobuchule zokufumana ulwazi kumvelisi we-OEM kunye ne-ODM okhethekileyo njengoINDLELA YE-CQC.

1. Indima Ebalulekileyo Yokuhlanganiswa Kwerola YeTrack Bottom

Indibano yerola esezantsi yethrekhi yenza imisebenzi emininzi ebalulekileyo kwinkqubo yokuhamba ngaphantsi kwesithuthi:

• Ukuhanjiswa koMthwalo: Irola nganye idlulisela inxalenye yobunzima bomatshini kwikhonkco lomzila, isasaza uxinzelelo lomhlaba ngokulinganayo ukuthintela ukuntywila okugqithisileyo kwiindawo ezithambileyo.
• Isikhokelo Somkhondo: Ii-roller flanges zigcina ikhonkco lomkhondo lihambelana, zithintela intshukumo esecaleni enokubangela ukuba i-track iphume esiporweni.
• Ukufunxwa Komothuko: Iirola zifunxa imithwalo yempembelelo emhlabeni ongalinganiyo, zikhusela isakhelo somkhondo kunye nokuqhuba kokugqibela kuxinzelelo olugqithisileyo.

Ngenxa yeemeko ezinzima zokusebenza—iimigodi zamatye, ukuxinana kwemigodi, ukudilizwa kwezixeko, kunye nokwakhiwa okunzima kwezakhiwo—irola esezantsi isoloko ikhubeka, ichaphazeleka, kwaye ingcoliseka. Uyilo lwayo kunye nokwakheka kwezinto zayo kubalulekile ukuze ithembeke ixesha elide.

2. Ukuchongwa kweCandelo kunye nokuMepha kweSicelo

Amanani amathathu eenxalenye aqulethwe kweli nqaku ahambelana neendibano zerola ezisezantsi ezisetyenziswa kumaqonga e-excavator aphakathi eHitachi:

 

Inombolo yendawo	Iimodeli ezihambelanayo	Uhlobo lweRoller	Ezona mpawu
YA60015002	EX200-1, EX215, EX220, EX200-5	Irola esezantsi eneflange enye	Uthotho lwe-Legacy EX; umzimba oqinileyo we-cast; yenzelwe oomatshini beklasi abangama-20–22 eetoni
9231278	ZX200-1, ZX250, ZX225, ZX210-3	Irola esezantsi eneflange enye	Iqonga le-ZX lanamhlanje; lenzelwe ixesha elide lenkonzo; liyahambelana neendidi zendlela ende (LC)
9184516	I-ZAX240-3, ZAX240-5, ZX240-3, ZX240-5	Irola esezantsi eneflange enye	Ulwakhiwo olunzima; lufanelekile kudidi lweetoni ezingama-24–27; umthamo womthwalo owandisiweyo

Ngelixa i-EX200 kunye ne-ZX200 zabelana ngodidi olufanayo lobunzima (malunga neetoni ezingama-20 ze-metric), iinkqubo zazo zokuthwala ngaphantsi kwesithuthi zahlukile kwi-track pitch, i-roller spacing, kunye noqwalaselo lokugqibela lwe-drive. I-ZAX240 kunye ne-ZX240 zimele udidi olunzima (iitoni ezingama-24–27), zifuna ii-bottom rollers ezinomthamo owandisiweyo wokuthwala umthwalo kunye neenkqubo zokuvala eziphuculweyo.

2.1 Izinto eziqwalaselwayo ngamaqonga ahlukeneyo

Kubaphathi beenqwelo-moya abasebenzisa izixhobo ezixutyiweyo zeHitachi, ukuqonda ukutshintshwa kwezinto kubalulekile. Irola ye-9231278 ihambelana ngokubanzi nothotho lwe-ZX200, ngelixa i-9184516 yenzelwe iklasi enkulu ye-ZAX240/ZX240. I-YA60015002 ihlala ikwiqonga elidala le-EX200, nangona abanye abavelisi be-aftermarket benikezela ngeenguqulelo eziphuculweyo ezilungelelanisa i-EX200 nemigangatho yanamhlanje yokutywina kunye ne-metallurgy.

3. Iinkcukacha zoBunjineli kunye neempawu zobuGcisa

3.1 Iiparameters zoBume

Iirola ezisezantsi ezisemgangathweni ophezulu kufuneka zinamathele kwimilinganiselo echanekileyo ye-OEM ukuqinisekisa ukulingana nokusebenza okufanelekileyo:

• Ububanzi beRoller: Ngokwesiqhelo yi-220–260 mm kuxhomekeke kwimodeli kunye nepitch yetrekhi
• Ububanzi beFlange: Kubalulekile ukugcina ulungelelwaniso lwendlela
• Ipateni yeBholti yokuFaka: Ihambelana nokubhola isakhelo somkhondo; ngokuqhelekileyo iibholti ezi-2 okanye ezi-4 ngerola nganye
• Ububanzi beShaft: Ilungelelaniswe kakuhle ukuze ilingane kwiibrakethi zokufaka isakhelo sendlela

Abavelisi abadumileyo abanjengoCQC TRACK basebenzisa ukuhlolwa kweCMM (Coordinate Measuring Machine) ukuqinisekisa ukuba i-roller nganye iyahlangabezana nobunzima be-OEM ngaphakathi kwe-±0.1 mm.

3.2 Ulwakhiwo lweMetallurgical

Indibano yerola esezantsi inamacandelo aliqela, ngalinye lifuna iipropati ezithile zezinto:

Intsimbi eqingqiweyo ikhethwa kakhulu kunezinye iindlela eziqingqiweyo kuba ukuqingqiswa kuphucula isakhiwo sengqolowa, kususa imingxunya yangaphakathi kwaye kwandisa ukuqina—okubalulekileyo kwiindawo ezijongene nemithwalo yempembelelo ejikelezayo.

3.3 Iprofayili Yonyango Lobushushu

Umzimba we-roller uqiniswa yi-induction kumphezulu we-tread (apho i-track chain idibana khona) kunye neendawo ze-flange. Iinkcukacha eziphambili ziquka:

• Ubunzima bomphezulu: 52–58 HRC
• Ubunzulu beTyala: 6–12 mm (kuxhomekeke kubungakanani berola kunye nokusetyenziswa kwayo)
• Ubunzima obuphakathi: 28–35 HRC (igcina ukuguguleka kokufunxwa kwempembelelo)

Ubunzima obuhamba kancinci kancinci ukusuka kumphezulu ukuya embindini buthintela ukuqhekeka kunye nokwahlukana—iindlela eziqhelekileyo zokusilela kwiirola eziveliswe kakubi.

3.4 Inkqubo yokutywina

Inkqubo yokutywina mhlawumbi yeyona nto ibalulekileyo ebomini be-roller esezantsi. Ukungena kongcoliseko (ukungcola, isanti, amanzi) kutshabalalisa ngokukhawuleza iibheringi kwaye kukhokelela ekubanjweni kwe-roller. Ii-roller ezisezantsi ezisemgangathweni ophezulu zisebenzisa:

• Iteknoloji yeSeal edadayo: Iiseal ezineekhowuni ezimbini okanye ezilinganayo ezineendandatho zokunxiba ezigqityiweyo kwisipili
• Izinto zokutywina: Irabha ye-Nitrile (NBR) yokusetyenziswa okuqhelekileyo; i-fluoroelastomer (FKM) yokusetyenziswa kwiindawo ezinobushushu obuphezulu okanye ixesha elide lenkonzo
• Umgangatho we-O-Ring: Ibunjwe ngokuchanekileyo ukugcina ucinezelo oluqhubekayo kunye nokuthintela ukuvuza

Iirola ze-YA60015002, 9231278, kunye ne-9184516 ezenziwe yi-CQC TRACK zihlanganiswe nezitywino ezidadayo ezivavanywa ngoxinzelelo ukuqinisekisa ukuthembeka kokumelana nokuvuza ngaphambi kokuthunyelwa.

4. Ukwenziwa kweMveliso ye-OEM kunye ne-ODM: Inzuzo yoBuchule bokuFumana

Kubathengi bamazwe ngamazwe—nokuba ngabasasazi be-aftermarket, abaqhubi beenqwelo-moya, okanye abakhi bezixhobo—ukuqonda umahluko phakathi kokwenziwa kwe-OEM kunye ne-ODM kubalulekile xa ukhetha umthengisi ofana ne-CQC TRACK.

Kwi-Hitachi bottom rollers, umenzi we-OEM/ODM unikezela oku kulandelayo:

• Uphawu Olukhethekileyo: Ukukrolwa kwelogo yomthengi nge-laser, inombolo yenxalenye, kunye nolwazi lwebhetshi emzimbeni werola
• Izisombululo zokuPakisha: Iibhokisi ezenziwe ngokwezifiso, iilebheli, kunye ne-palletization yeendlela zokusasaza ezithengiswayo okanye ezithengiswa ngobuninzi
• Inkxaso yoBunjineli: Uncedo ngokubhekisa izinto ezahlukeneyo, ukuqinisekiswa kokufaneleka kwazo, kunye nohlengahlengiso loyilo lwezicelo ezikhethekileyo

5. Iinkqubo zoQinisekiso loMgangatho kwiinxalenye ze-Export-Grade

Xa befuna ii-bottom rollers kumvelisi ofana ne-CQC TRACK, abathengi bamazwe ngamazwe kufuneka balindele amanyathelo angqongqo okulawula umgangatho angaphaya kokuhlolwa okubonakalayo.

5.1 Ukulandeleka kwezinto

Ibhetshi nganye yentsimbi esetyenziselwa ukwenza iirola ezikhatshwa zikhatshwa zizatifikethi zovavanyo lwemill (MTC) eziqinisekisa ukwakheka kweekhemikhali kunye neempawu zoomatshini. Oku kulandeleka kuqinisekisa ukuhambelana kwaye kuvumela abathengi ukuba baqinisekise ukuthotyelwa kwemigangatho yamazwe ngamazwe (ASTM A29, EN 10083, okanye izinto ezifanayo).

5.2 Uvavanyo lweMilinganiselo

Iirola ezigqityiweyo ziyahlolwa yiCMM ukuqinisekisa ukuba:

• Ububanzi obungaphandle kunye nobubanzi beflengi ngaphakathi kokunyamezelana
• Ububanzi be-shaft kunye nokuthe tye
• Indawo yokumisa umngxuma webholthi
• Ukuxinana kunye nokubaleka kwe-radial

Ingxelo yoHlolo lweNqaku lokuQala (i-FAI) idla ngokunikezelwa kwimveliso emitsha, nto leyo enika abathengi ukuzithemba kwinkqubo yokusebenzisa izixhobo kunye neyokuvelisa.

5.3 Ukuqinisekiswa koBulukhuni

Ubunzima obuhamba ukusuka kumphezulu we-tread ukuya embindini wenziwa kusetyenziswa abavavanyi beRockwell okanye beVickers. Ubunzulu be-case eqinileyo bulinganiswa ukuqinisekisa ukuba ifikelela kuluhlu oluchaziweyo, kunye ne-gradient yobunzima obuhamba kancinci kancinci ethintela ukuqhekeka komphezulu phantsi komthwalo.

5.4 Uvavanyo loBulungisa boTywina

Irola nganye edibeneyo ivavanywa uxinzelelo lomoya ukuqinisekisa ukusebenza kwetywina elidadayo. Iirola ezingaphumeleliyo kolu vavanyo ziyalahlwa kwaye zichithwe ukuze kuhlalutywe unobangela—ukuqinisekisa ukuba kuphela zizinto ezingavuziyo ezifikelela kumthengi.

5.5 Uvavanyo Olungonakalisiyo (NDT)

Izinto ezibalulekileyo zinokuhlolwa ngamasuntswana e-magnetic particle (MPI) ukuze kufunyanwe imifantu engaphezulu okanye engaphantsi komhlaba emzimbeni we-roller okanye kwi-shaft enokubangela ukungasebenzi kakuhle kwangethuba.

6. Izinto Eziqwalaselwayo Ngokwesicelo

Uthotho lwe-EX200 oluyi-6.1 (YA60015002)

I-EX200 isasebenza kakhulu kwiimarike ezininzi zehlabathi, ingakumbi kwiindawo apho izixhobo zigcinwa khona ngaphaya kobomi obuqhelekileyo bezoqoqosho. Kwezi matshini zindala, ukufumana ii-roller ezikumgangatho ophezulu emva kwemarike kubalulekile ekugcineni iinqwelo ezindala zisebenza. I-roller ye-YA60015002, xa yenziwe ngetekhnoloji yokutywina yanamhlanje kunye nentsimbi eqiniweyo, inokudlula ii-roller zokuqala ezazisetyenziswa ekuqaleni kwemveliso ye-EX200.

Uthotho lwe-6.2 ZX200 (9231278)

Iqonga le-ZX200 lizise uphuculo oluninzi lwendlela yokuthwala impahla engaphantsi kwesithuthi, kuquka iirola ezinkulu kunye neenkqubo zokuvala eziphuculweyo. Irola ye-9231278 yenzelwe ukuhlangabezana nale migangatho iphezulu. Kubathengi abathenga emva kwemarike, ukukhetha irola ephinda i-geometry kunye nokuvala okuphuculweyo kwe-ZX200 kubalulekile ekufezekiseni ubomi benkonzo obulindelekileyo.

6.3 Uthotho lweZAX240 / ZX240 (9184516)

Oomatshini be-ZAX240 kunye ne-ZX240 basebenza kudidi lweetoni ezingama-24–27, kunye noxinzelelo oluphezulu lomhlaba kunye neemfuno zomthwalo omkhulu. I-roller ye-9184516 inobukhulu beflange obunyukileyo, ububanzi beshaft obukhulu, kunye nokutywinwa okuphuculweyo ukujongana nezi mfuno. Kwizicelo ze-quarry kunye ne-mining, ezi roller ziphantsi kweemeko zokukrazula ezinzima kunye neemeko zempembelelo, okwenza umgangatho wezinto kunye nonyango lobushushu lube yeyona nto ibalulekileyo.

7. Iindlela ezilungileyo zokufaka nokulungisa

Ukuze ii-Hitachi bottom rollers zisebenze kakuhle, kufuneka zifakelwe kwaye zigcinwe kakuhle:

• I-Torque yeBolt: Sebenzisa ii-bolts ezintsha, ze-grade 10.9 okanye 12.9 uze uziqinise kwi-torque echazwe ngumvelisi (ngesiqhelo i-250–350 Nm kuxhomekeke kubungakanani be-bolt kunye ne-thread pitch). I-torque engalinganiyo inokugqwetha i-bracket yokuqhoboshela okanye ikhokelele ekungasebenzi kakuhle kwe-roller ngaphambi kwexesha.
• Ulungelelwaniso: Qinisekisa ukuba zonke iirola ezisezantsi zilungelelaniswe ngokuhambelana nesakhelo sendlela; ukungalingani kubangela ukuguguleka kweflange engalinganiyo kunye nokuphuma kwereyile yendlela.
• Ukuthambisa: Nangona iirola ezivaliweyo zingagcinwa zingenazo izinto ezifunekayo, kubalulekile ukujonga rhoqo ukuvuza kweoyile (okubonisa ukungasebenzi kakuhle kweseal). Nasiphi na irola ebonisa ukuvuza kweoyile okanye igrisi kufuneka itshintshwe ngokukhawuleza ukuze kuthintelwe ukuxhuzula kweebheringi.
• Ukuvumelanisa ukunxiba: Buyisela iirola ezisezantsi njengeseti epheleleyo (zonke iirola kumacala omabini) ukuqinisekisa ukusasazwa komthwalo ngokulinganayo. Ukuxuba iirola ezintsha nezigugileyo kunokukhawulezisa ukuguguleka kwezinto ezintsha.

8. Isiphelo

I-Hitachi YA60015002, 9231278, kunye ne-9184516Iindibano zeRoller ezisezantsi zeTrack Bottomzizinto ezisisiseko zokugcina ukuhambahamba, uzinzo, kunye nemveliso yee-excavators ze-EX200, ZX200, kunye ne-ZAX240 series. Nokuba zisetyenziswa ekwakheni izixeko, kuphuhliso lweziseko, okanye kwimisebenzi ye-quarry, ezi roller zinyamezela ukukhuhlana okuqhubekayo, impembelelo, kunye nongcoliseko—zifuna imigangatho ephezulu yomgangatho wezinto, unyango lobushushu, kunye netekhnoloji yokutywina.

Kwabasasazi bezinto ezithengiswa emva kwemarike, abaphathi beenqanawa, kunye nabakhi bezixhobo, ukufumana ezi zinto kumvelisi we-OEM kunye ne-ODM okhethekileyo njenge-CQC TRACK kunika inzuzo ebalulekileyo: ukuchaneka kobunjineli, umgangatho oqinisekisiweyo, ukuthembeka kwekhonkco lokubonelela, kunye nokusebenza kakuhle kweendleko. Ngokudibanisa izakhono zokuvelisa eziphambili kunye nobuchule obunzulu kwiinkqubo ze-Hitachi undercarriage,INDLELA YE-CQCIbonelela ngeerola ezisezantsi ezisebenza ngokuqina kwezixhobo ze-OEM ngelixa ibonelela ngokuguquguquka kunye nexabiso leqabane lokwenyani lokuvelisa.

Kwimeko yokukhuphisana kwezixhobo ezinzima emva kwemarike, ukukhetha umthengisi wezithuthi ezingaphantsi kwesithuthi esifanelekileyo akusiyo nje isigqibo sokuthenga—kukutyala imali ekuthembekeni kokusebenza, ukwaneliseka kwabathengi, kunye nempumelelo yeshishini yexesha elide.

Isikhanyeli: Iinombolo zeenxalenye kunye neereferensi zemodeli zibonelelwa ngeenjongo zokubhekisa ngqo kuphela. Zenzelwe ukubonisa ukuhambelana neenkcukacha zomenzi wezixhobo zokuqala (i-OEM). I-CQC TRACK ngumvelisi ozimeleyo we-OEM/ODM wezixhobo ezingaphantsi kwemoto emva kwemarike.