Iphepha Elimhlophe Lobuchwephesha: I-KOMATSU PC1250 I-Heavy-Duty Mining Excavator Track Bottom Roller Assembly

Iinombolo zeReferensi:KM2503, 21N3000120, 21N3000121, 21N3000122, 21N3000123

Umvelisi womthombo: I-HELI Machinery Manufacturing Co., Ltd. (CQCTRACK)

1. Isishwankathelo soLawulo: Ubunjineli beSiseko sokuHamba kweMigodi ye-Ultra-Class

Kwicandelo lee-hydraulic excavators ze-ultra-class, i-undercarriage imele unxibelelwano olubalulekileyo phakathi kobuchule bomatshini kunye nokufumaneka kokusebenza. Kwi-KOMATSU PC1250—umatshini osebenza rhoqo kwimida yokunyamezela koomatshini kwimigodi evulekileyo, ukwakhiwa okunzima kwezakhiwo, kunye nokugrumba okukhulu—ukuthembeka kwecandelo ngalinye le-undercarriage kuhambelana ngokuthe ngqo nexesha lokusebenza kwemveliso, ukhuseleko, kunye neendleko zizonke zobunini.

I-Track Bottom Roller Assembly (ekwabizwa ngokuba yi-Upper Track Roller okanye i-Return Roller) eneenombolo zesalathisoKM2503,21N3000120,21N3000121,21N3000122, 21N3000123Le yunithi yenziwe ngokuchanekileyo ngokweenjini zodidi lwe-KOMATSU PC1250. Yenziwe yi-HELI Machinery Manufacturing Co., Ltd., esebenza phantsi kophawu lwe-CQCTRACK, ezi zixhobo zenzelwe kungekuphela nje njengeenxalenye zokutshintsha kodwa njengezisombululo ezicwangcisiweyo ezijongana neendlela ezithile zokusilela kunye neemfuno zokusebenza ezifunyanwa kwizicelo zenkonzo enzima.

Olu xwebhu lubonelela ngenkcazo ebanzi yobugcisa yale nxalenye yosapho, ichaza ifilosofi yobunjineli, isayensi yezinto eziphathekayo, iiprotokholi zokuvelisa, kunye nezikhokelo zokuqinisekisa umgangatho ezahlula ezi ndibano kwizinto eziqhelekileyo ezinikezelwa emva kwemarike.

2. Ukuchongwa kweMveliso kunye neMatrix yeNgxelo eNqamlezileyo

Ukuchonga ngokuchanekileyo izinto ezisetyenzisiweyo linyathelo elisisiseko ekuthengweni kwezixhobo zokwemba ezikumgangatho ophezulu. Le matrix ilandelayo imisela unxibelelwano phakathi kweenombolo ezahlukeneyo zesalathiso kunye nomxholo wesicelo sazo.

3. Indima Yokusebenza Kwinkqubo Yokuthwala Isisu Esingaphantsi Kwesithuthi

Ukuqonda umsebenzi wokusebenza kwendibano yerola yokuthwala kubalulekile ukuze kuqondwe izigqibo zobunjineli ezilawula uyilo lwayo, ukukhethwa kwezinto kunye neenkqubo zokuvelisa.

3.1 Imisebenzi Ephambili Yokusebenza

Ngaphakathi kwisakhiwo setshasi yendlela ye-KOMATSU PC1250, i-roller assembly esezantsi yenza imisebenzi emithathu ebalulekileyo eqinisekisa ukuthembeka kwenkqubo yesithuthi esingaphantsi kwesithuthi:

1. Inkxaso yeTrack Chain esezantsi: Ibekwe ecaleni kweflange ephezulu yesakhelo sethrekhi, ii-carrier rollers zithwala ubunzima obungaguqukiyo nobutshintshayo bokubuyela kwethrekhi. Olu xhaso luthintela ukugoba okugqithisileyo okuya kwandisa ukutsala kwe-parasitic kwaye kukhawulezise ukuguguleka kwikhonkco zethrekhi kunye nee-bushings.
2. Ulawulo loxinzelelo lwendlela: Ngokuxhasa umtya ongaphezulu ngamaxesha athile, iirola ezithwalayo zigcina i-geometry efanelekileyo yokugoba kwendlela. Oku kuchaphazela ngokuthe ngqo amandla oxinzelelo adluliselwa kwi-track tensioner kunye ne-recoil spring assembly, okufaka isandla kuxinzelelo oluhambelanayo lomhlaba kunye nokusebenza komatshini okuzinzileyo.
3. Isikhokelo kunye noLungelelaniso lweLateral: Uyilo lwe-double-flange ye-carrier roller lubandakanya i-track link assembly ukugcina ulungelelwaniso oluchanekileyo lwe-return run. Lo msebenzi wokuqondisa uthintela ukuphuma kwe-track ngexesha lokujika kwaye unciphisa umthwalo ongasecaleni onokukhawulezisa ukuguguleka kwi-track chain kunye ne-roller flanges.

3.2 Umxholo woHlanganiso lweNkqubo

I-Bottom roller isebenza ngokubambisana nezi zinto zilandelayo ze-undercarriage ukwenza inkqubo yokunxiba edibeneyo:

• Indibano yeTrack Chain: Umphezulu obalekayo we-carrier roller unxibelelana nee-track link backs, kunye nee-flanges ezinxibelelana nobuso be-link side
• IiRollers zeTrack eziPhezulu (iiRollers ezisezantsi): Xhasa ubunzima bokusebenza bomatshini obupheleleyo kumsonto ongezantsi
• Ivili leTrack Idler: Libonelela ngesikhokelo sokuya phambili kunye nokudibana nenkqubo yokuqinisa ithrekhi
• I-Drive Sprocket: Idlulisela i-torque ejikelezayo ukusuka kwi-drive yokugqibela ukuya kwi-track chain

4. Ukuchithwa koBugcisa: I-Anatomy ye-KM2503 Carrier Roller Assembly

Ukusebenza kwerola yokuthwala kwizicelo zemigodi kugqitywa kukuhlanganiswa okudibeneyo kweenkqubo zayo ezingaphantsi. Oku kulandelayo kokuchithwa kwesakhiwo kuchaza iinkcukacha zobunjineli eziphunyeziweyo kwinkqubo yokuvelisa ye-HELI CQCTRACK.

4.1 Inkqubo yoMzimba weRoller kunye neFlange: Yenzelwe ukuxhathisa ukurhawuzelelwa

Umzimba we-roller umele ujongano oluphambili lokuguguleka kwaye kufuneka ngaxeshanye ubonise ubulukhuni obugqithisileyo bomphezulu ukuze uxhathise ukuguguleka kunye nokuqina okwaneleyo komongo ukuze kufakwe impembelelo.

Ukukhetha Izinto:

• Umzimba werola wenziwe ngefomyula yentsimbi ye-boron eyenziwe nge-micro-alloyed (umz., i-40MnB okanye i-50Mn grade)
• Iiparameter zokubumba zilawulwa ukuze zilungelelanise ukuhamba kweenkozo zesinyithi kunye noyilo lwejometri yecandelo, kudala isakhiwo se-anisotropic esinamandla aphezulu xa kuthelekiswa nezinye iindlela ze-cast.
• Olu lwakhiwo oluqingqiweyo lubalulekile kudidi lwe-PC1250, apho imithwalo yempembelelo evela kwimisebenzi yokwemba ingadlula i-200% yobunzima bokusebenza obungashukumiyo.

Ubunjineli beFlange:

• Le ndibano inenkqubo yolwalathiso olunemiphetho emibini echanekileyo eyenziwe kwiiprofayili eziqinileyo
• I-Flange geometry yenziwe kakuhle ukuze ihambelane ngokuchanekileyo nee-track link counterparts ze-KOMATSU PC1250.
• Ubukhulu beFlange kunye ne-engile zenzelwe ukunciphisa ukungqubana ngexesha lokujika ngelixa kugcinwa imida emihle ecaleni

Iprotokholi yoNyango loBushushu oluHlukileyo:
Irola idlula kwinkqubo yokuqinisa elawulwayo edala iprofayili yobunzima obuphezulu:

4.2 I-Shaft Metallurgy kunye noBume beeBheri

I-stationary shaft kunye ne-rotary bearing system kufuneka zilungele intshukumo eqhubekayo yokujikeleza ngelixa zixhasa imithwalo ye-radial etshintshatshintshayo ngexesha lokumba, ukuhamba, kunye nokusebenza kokujika.

Ubunjineli beShaft:

• Yenziwe ngentsimbi ye-alloy ye-40Cr okanye ye-20CrMnTi eqine kakhulu
• Iijenali zeebheringi zicocwa ngokuchanekileyo zibe ngumphezulu ofana nesipili (Ra ≤ 0.4 μm) ukunciphisa ukungqubana kwiindawo zokutywina
• Iindawo eziqiniswe yi-induction okanye ezine-plasma-nitride ziyamelana nokugqwala okubangelwa kukudibana okujikelezayo

Inkqubo yokuthwala:

• Isebenzisa iibheringi zerola eziphindwe kabini ezinomthamo ophezulu okanye iibhushi zebronze ezisinkiweyo ezinomthwalo onzima, kuxhomekeke kuhlobo oluthile kusapho lwe-KM2503.
• Iibheringi zikhethwa ukuze kuphuculwe ukulinganiswa komthwalo oguqukayo ofanelekileyo kubunzima bokusebenza kunye nomjikelo womsebenzi we-PC1250.
• Iisleeve ze-spacer ezichanekileyo ziqinisekisa ukulungelelaniswa kwangaphakathi kunye nokulayisha kwangaphambili, zisusa ukudlala kwe-axial phantsi kweemeko zokusebenza

4.3 Uyilo oluPhambili lokutywina

Eyona nto ibalulekileyo ebangela ubomi benkonzo ye-carrier roller kwizicelo zemigodi kukuthembeka kwenkqubo yayo yokutywina. Ukungena kongcoliseko—ingakumbi kwisanti ye-silica, i-ore ecoliweyo, kunye neentsimbi—yimbangela yokusilela kwe-90% yezinto ezingaphantsi kwesithuthi.

I-HELI CQCTRACK isebenzisa uyilo lokutywina olunezigaba ezininzi, oluhambelana noxinzelelo oluyilelwe ngokukodwa iimeko zenkonzo enzima:

Umngxuma ovaliweyo opheleleyo uzaliswe kwangaphambili ngegrisi ye-lithium-complex ene-viscosity ephezulu, ezinzileyo neyomeleleyo equlethe izongezo ze-lubricant eziqinileyo (i-molybdenum disulfide) zokukhusela ukuthambisa phantsi koxinzelelo olukhulu.

5. Amandla Okuvelisa: I-HELI CQCTRACK njengoMvelisi Womthombo

I-HELI Machinery Manufacturing Co., Ltd. (CQCTRACK) isebenza njengomvelisi odityaniswe ngokuthe nkqo, yahlula kubasasazi bezixhobo kunye neenkampani zorhwebo ngokulawula ngokuthe ngqo uthotho lwexabiso lwemveliso yonke.

5.1 Uyilo loHlanganiso oluQokelelweyo

5.2 Isakhelo soQinisekiso loMgangatho

Inkqubo yomgangatho we-CQCTRACK ibandakanya amasango okuhlola ayimfuneko aqinisekisa ukuhambelana kwebhetshi nganye kunye nokulandeleka ngokupheleleyo:

Ukuqinisekiswa kwezinto ezingenayo:

• Uhlalutyo lweSpectrochemical luqinisekisa ukwakheka kweekhemikhali ngokuchasene neenkcukacha eziqinisekisiweyo
• Ukuqinisekiswa kobulukhuni kunye nesakhiwo sengqolowa ngovavanyo lwe-metallographic

Ulawulo olukwiNkqubo:

• Ukuhlolwa kweempawu ezibalulekileyo nge-100% (i-roller OD, ububanzi beflange, i-bore concentricity, iiprofayili ze-seal gland)
• Ukubeka esweni iiparamitha zokuqinisa i-induction ngexesha langempela kunye nokugcinwa kwerekhodi yedijithali

Ukuqinisekiswa kokugqibela kweNdibano:

• Uhlalutyo lwe-torque ejikelezayo luqinisekisa ukulayisha kwangaphambili kwebhereyitha kunye nenkululeko yokuhamba
• Uvavanyo loxinzelelo lwetywina luqinisekisa amandla okuthintela ungcoliseko
• Uvavanyo olutshabalalisayo olungenamkhethe lokuqinisekisa iprofayili yobunzima

Iinkqubo zokulandelelwa:

• Iinyanga ezingama-24+ zokugcina iziqinisekiso zezinto, iirekhodi zonyango lobushushu, kunye neengxelo zokuhlolwa
• Ukulandelelwa kweendawo zemveliso kwenza ukuba uhlalutyo lwemvelaphi yesizathu kunye nokuqinisekiswa kwewaranti

6. Ubunjineli bezicelo kunye noHlanganiso loLondolozo

6.1 Iindlela ezilungileyo zokusebenza kwi-PC1250 Undercarriage

Ubomi benkonzo yee-carrier rollers buchatshazelwa ziiparameter zokusebenza ezinokwenziwa ngabaphathi bolondolozo:

Ulawulo lweNgxaki yeTrack:

• Gcina umkhondo ugobile ngaphakathi kwemilinganiselo echazwe yiKOMATSU kwiPC1250
• Uxinzelelo olugqithisileyo luyandisa umthwalo weebheringi kwaye lukhawulezise ukuguguleka kweerola
• Uxinzelelo olunganelanga luvumela ukuba i-track slap kunye nokungahambi kakuhle kwe-edge-load flanges zingasebenzi kakuhle

Izinto ekufuneka uziqwalasele xa usiya kwindawo ethile:

• Nciphisa uhambo oluqhubekayo kwiibhentshi zamatye ezibukhali
• Kuphephe ukuhamba ngesantya esiphezulu kwiindawo ezonakeleyo apho i-track slap ikhuliswa khona
• Cwangcisa iindlela zokuhamba ukuze unciphise ukuvezwa emanzini amileyo kunye nodaka oluchaphazela izitywini

Iprotokholi yoHlolo:

• Ukuhlolwa ngokubonakalayo kokuthembeka kwetywina imihla ngemihla
• Ukujonga okujikelezayo ngexesha leenkonzo (i-roller kufuneka ijikeleze ngokukhululekileyo ngaphandle kokubopha)
• Ukulinganiswa kobukhulu beflegi ngexesha lokuhlolwa kwesithuthi esingaphantsi kwesithuthi esicwangcisiweyo
• Ukuthelekiswa kweepateni zokuguguleka kuzo zonke iirola zokuthwala kumacala omabini omatshini

6.2 Iingcebiso zeqhinga lokutshintsha

Kwimisebenzi yemigodi elawula iinqanawa ze-PC1250, icebo lokutshintsha elisebenzayo livelisa iindleko ezifanelekileyo zobunini:

7. Ixabiso eliphakanyisiweyo kwimisebenzi yokwemba

7.1 Izizathu zoqoqosho zokukhetha umenzi womthombo

Ukuthengwa kwezinto ezisetyenziswa ngaphantsi kwesithuthi kumvelisi ozinikeleyo ofana ne-HELI CQCTRACK kunika iingenelo ezahlukeneyo ngaphezu kwe-OEM kunye neendlela eziqhelekileyo ze-aftermarket:

7.2 Ixabiso lilonke loHlalutyo lobunini

Kwiimatshini zeklasi ye-PC1250 ezisebenza iiyure ezingaphezu kwama-5,000 ngonyaka kwizicelo zemigodi, iindleko zizonke zobunini beeroli zokuthwala ezisemgangathweni zibonakala ngolu hlobo:

• Amaxesha ongezelelweyo enkonzo anciphisa iindleko zomsebenzi wokulungisa
• Ukuthintela umonakalo obalulekileyo kwiifreyimu zomkhondo kunye neenkqubo ze-tensioner
• Ukunciphisa ixesha lokungasebenzi elingacwangciswanga ngenxa yokusilela kwe-roller eyingozi
• Imijikelo yokuguguleka eqikelelweyo evumela ucwangciso lokugcinwa olucwangcisiweyo
• Ukupheliswa kweengxabano zewaranti ngokusebenzisa ukulandelelwa okubhaliweyo

8. Isiphelo: Ukuzithemba kobunjineli kwimisebenzi yokwemba ekumgangatho ophezulu

Usapho lwe-KOMATSU KM2503 / 21N3000120-21N3000123 Track Roller Assembly, njengoko lwenziwe yi-HELI Machinery Manufacturing Co., Ltd. (CQCTRACK), lumele ukudibana kwesayensi yezinto eziphucukileyo, ukuveliswa ngokuchanekileyo, kunye nobunjineli obuthile besicelo. Zenzelwe iimfuno ezingqongqo zee-excavators zeklasi ye-PC1250 ezisebenza kwimigodi evulekileyo, ukumba imigodi, kunye nokwakha okunzima, ezi zixhobo ziquka:

• Ukwakhiwa kwentsimbi eyenziweyo enokuhamba kweenkozo okulawulwayo ukuze kuxhathiswe impembelelo ephezulu
• Ukuqina kwe-induction ye-deep-case okubonelela ngobomi obude bokuguguleka ngokusebenzisa iiprofayili zobunzima obahlukeneyo
• Uyilo lokutywina olunezigaba ezininzi oluyilwe ukuze lungabandakanyi izinto ezingcolisayo ezibangela ukungaphumeleli kwangethuba kwiindawo zemigodi
• Ukuveliswa okudityaniswe ngokuthe nkqo okuqinisekisa ukulandeleka ngokupheleleyo kunye nokuhambelana kwebhetshi nebhetshi
• Iinkqubo ezisemgangathweni eziqinisekisiweyo ezibonelela ngokuqinisekiswa okubhaliweyo kwezixhobo, iinkqubo, kunye nokuhlanganiswa kokugqibela

Kubaphathi beenqwelo-mafutha, iinjineli zolondolozo, kunye neengcali zokuthenga ezinoxanduva lokwandisa ukufumaneka kunye nokusebenza kakuhle kwemigodi ye-KOMATSU PC1250, ukufumana ezi zixhobo zokuthwala iinqanawa kumenzi okhethekileyo kunika indlela ebonakalayo yokuphucula iindleko zobunini, ukunciphisa ixesha lokungasebenzi elingacwangciswanga, kunye nokuphucula ukhuseleko lokusebenza.

Isihlomelo: Isishwankathelo seeNkcukacha zoBugcisa

Olu xwebhu lujoliswe njengesalathiso sobuchwephesha kwiingcali zolondolozo ezifanelekileyo kunye neengcali zokuthenga. Iinkcukacha zixhomekeke ekuphuculweni okuqhubekayo kwaye kufuneka ziqinisekiswe kumenzi ukuze kufunyanwe iimfuno ezithile zesicelo.