I-Caterpillar CAT349 / CAT352 / CAT355 DF Excavator Track Lower Roller Assembly (P/N: 399-5056) – Umenzi oKhethekileyo weZinto ze-Heavy-Duty Rotary Blast-Hole Drills kunye ne-Crawler Excavator Undercarriages. Yenziwe yi-CQCTRACK

Kwi-excavator yeklasi ye-crawler enobunzima beetoni ezingama-50 efana ne-CATERPILLAR CAT349, CAT352, okanye i-CAT355 DF, ii-track lower rollers—ezibizwa ngokuba zii-bottom rollers okanye ii-track roller assemblies—zezona ziphambili ezithwala umthwalo phakathi kobunzima bokusebenza komatshini kunye nomhlaba. I-roller nganye kufuneka inyamezele ukudibana okuqhubekayo koxinzelelo oluphezulu kunye ne-track chain, ukuguguleka okukhulu okuvela kwilitye eliqhekekileyo kunye ne-aggregate, kunye nomothuko wokubetha ngenxa yokuhamba phezu komhlaba ongalinganiyo. I-CATERPILLAR399-5056yiDouble Flange Track Roller Group enobubanzi bokunyathela obuyi-200 mm kunye nobubanzi bokufakelwa obuyi-299.2 mm, eyenzelwe i-Cat 349, 345C, 349EL, 345BL, 345DL, kunye namaqonga okumba anxulumene nayo. I-CQC Track, umenzi okhethekileyo wezixhobo zokubhola imingxunya enzima kunye ne-crawler excavator undercarriages, inikezela nge-premium, i-OEM-caliber replacement Track Lower Roller Assembly, enokutshintshiselana ngokuchanekileyo ne-CATERPILLAR real part number.399-5056. Yenziwe ngaphakathi kwenkqubo efanayo yokuvelisa edibeneyo ekhonza iimpawu ezininzi zezixhobo zehlabathi kwaye iphuculwe kwiminyaka engamashumi amabini yempendulo eqhubekayo yasentsimini, le roller isezantsi yenzelwe imijikelo enzima yokwakha okunzima, ukumba imigodi, kunye nokumba. Ibhalwe nguJack, ngenkxaso yamazwe ngamazwe evela kuPhilip noHaily, olu lwazi lobuchwephesha luchaza isizathu sokuba abaqhubi beenqwelo moya zeCATERPILLAR CAT349, CAT352, kunye neCAT355 DF, kunye namaqela okugcina imigodi ejikelezayo, baxhomekeke kwiCQC Track ukuze bafumane izisombululo ezithe ngqo, ezihambelanayo, nezicwangcisiweyo zezithuthi ezingaphantsi komhlaba.

1. Amandla Omenzi: Imveliso Ekhethekileyo Yezicelo Zezithuthi Eziphantsi Kwezithuthi Ezinzima

I-CQC Track (i-HELI MACHINERY MANUFACTURING CO., LTD.) ngumvelisi odibeneyo we-OEM kunye nomboneleli we-aftermarket wezixhobo ze-crawler ezisebenza nzima, ezinekomkhulu eliseQuanzhou, kwiPhondo laseFujian, eTshayina. Ukusukela oko sasekwa ngo-2005, siye saguquka saba lishishini eligubungela ngaphezulu kwe-60 mu, siqeshe abasebenzi abangaphezu kwama-200, kwaye sisebenza izixhobo zomatshini ze-CNC ezingaphezu kwama-200 kunye nezixhobo zokusika, ukubumba, kunye nonyango lobushushu oludibeneyo. Ipotifoliyo yemveliso yethu igubungela izinto ze-undercarriage kuyo yonke i-spectrum yomatshini eyi-1.5-ton ukuya kwi-300-ton, encediswa kukugxila okuzinikeleyo kwiimodeli ezidlula iitoni zokusebenza ezingama-50.

Iziko lethu lemveliso lisebenza njengesiseko sokuvelisa esiqinisekisiweyo se-OEM kushishino lwezixhobo ezinzima lwehlabathi, okwangoku libonelela ngeendibano ezipheleleyo zethrekhi, iirola, ii-idlers, kunye nee-sprockets kwiHitachi, Kobelco, LiuGong, XCMG, kunye ne-SDLG, kunye nokusebenza njengeqabane le-OEM kunye ne-ODM kwizisombululo ze-undercarriage ezihambelana neCaterpillar. Le nyani ye-OEM efakiweyo ithetha ukuba i-CATERPILLAR 399-5056 Lower Roller Assembly iveliswa kwii-presses ezifanayo ze-forging, ii-furnace zonyango lobushushu, kunye namaziko oomatshini be-CNC akhonza imigca yokuhlanganisa yabavelisi. Iziqinisekiso zezinto, ulawulo lwenkqubo, kunye ne-gating yokugqibela yomgangatho esetyenziswa kule rola zezona kanye zigunyazisiweyo ngabavelisi bezixhobo abanzima kakhulu kwihlabathi. Inkqubo yethu yolawulo lomgangatho iqinisekisiwe kwi-ISO 9001:2015 kunye ne-IATF 16949, kunye nokubeka iliso kwi-SPC ngexesha langempela lokunyamezelana kwe-bore, umgama wepitch, kunye nokuzinza konyango lobushushu, kunye ne-Cpk ≥ 1.67.

Ngokubalulekileyo, i-CQC Track iyaqonda ukuba iidrill ezijikelezayo ezijikelezayo kunye nee-excavator ezinkulu zemigodi zibeka iimfuno ze-undercarriage ngaphaya kwezo zoomatshini bokwakha abaqhelekileyo. Ngokungafaniyo nee-excavator ezisebenza emhlabeni olungiselelweyo, iidrill ezijikelezayo kufuneka zidlule phezu kwamatye aqhekekileyo, ii-drill cuttings, kunye neebhentshi ezingalinganiyo ngelixa zithwala ubunzima obukhulu be-mast, intloko ejikelezayo, kunye ne-compressor esebhodini. Iirola zethu zethrekhi ezinzima zenziwe ngokwezi meko engqondweni, zifaka iinkqubo zokuvala eziphuculweyo kunye neenkcukacha zezinto ezilungiselelwe ukunxibelelana okuqhubekayo komthwalo ophezulu.

2. Uyilo loBugcisa: Olubunjiweyo, Olushushu, kwaye Lutywinwe ukuze lusebenze kakhulu

Irola esezantsi yetreyila kwi-excavator yeklasi yeetoni ezingama-50 okanye i-rotary blast-hole drill kufuneka idibanise ubunzulu obukhulu besakhiwo kunye nendawo yokutywina engangeni manzi kunye ne-tread engagugiyo kakhulu. I-CQC Track 399-5056 Lower Roller Assembly yakhiwe ngolandelelwano lokwenziwa olulawulwa ngononophelo nolugqibeleleyo.

Umzimba wevili lentsimbi ejikelezileyo ye-alloy eyenziwe nge-Forged Alloy: Iqokobhe le-roller livela njenge-billet eqinileyo yentsimbi ejikelezileyo ye-alloy yodidi oluphezulu. Ii-billets zifudunyezwa ukuya kwi-1150–1180 °C kwaye zifakwa kwi-hot forging elawulwayo enomlinganiselo we-deformation ≥ 3:1, zilungelelanisa ukuhamba kwengqolowa yangaphakathi ngokujikeleze i-axis ethwala umthwalo. Le nkqubo yokubumba isusa i-porosity yangaphakathi, i-voids, kunye nokungangqinelani kwesakhiwo okukhoyo kwiindawo ezikhethiweyo, inika isakhiwo se-monolithic esinokuxhathisa okugqwesileyo nokungaguquguqukiyo ekudinweni kwe-rolling-contact, i-spalling, kunye nokuqhekeka kwempembelelo. Ukhetho lwezinto ezisemgangathweni weshishini kwesi sicelo luquka ii-alloys ezinokuqina okuphezulu ezifana ne-40Mn2, ezikhethwe ngokukodwa ngenxa yokulinganisela kwazo ukuqina kwe-core kunye nokuqina komphezulu. Inkqubo yokubumba iqinisekiswa ngovavanyo lwe-ultrasonic kunye nokuhlolwa kokuhamba kwengqolowa kwiisampulu ezisikiweyo ukuqinisekisa ukuthembeka kwangaphakathi.

Izigqubuthelo Zentsimbi Eyenziwe Nge-Spheroidal Graphite (i-Ductile Iron, i-Ball-Milled Casting): Izigqubuthelo zecala lokuvala zenziwe ngenkqubo yokuphosa i-spheroidal graphite (i-ductile iron) echanekileyo. Le nto ikhethwe ngabom ngenxa yokusebenza kwayo kakuhle, uzinzo oluphezulu, kunye nokukwazi ukubonelela ngomphezulu oqinileyo nogudileyo kwinkqubo yokutywina, ukuqinisekisa ukucinezelwa kwetywina okufanayo kunye nokuthembeka okungenazivuzi kuyo yonke imisebenzi yerola.

Ishaft ene-Dual Seal Grooves kunye ne-Top-Tier Floating Oil Seal System: I-shaft emileyo i-CNC-grounded eneprofayili ye-dual seal groove echanekileyo, eyenza i-labyrinth yangaphakathi evumela iseti ye-duo-cone floating oil seal eseti ephezulu. Le teknoloji ye-face-to-face metal sealing—ekwaziwa ngokuba yi-floating seal, i-duo-cone seal, okanye i-lifetime seal—yindlela yehlabathi yokuthintela ngokupheleleyo amanzi, udaka, uthuli lwe-silica olucolekileyo, kunye ne-abrasive slurry kwi-internal bearing cavity. Ezi seals zenzelwe ukukhusela izinto ezingaphantsi ngokugcina inkunkuma kunye nokuthintela ukuvuza kwe-lubricants ezikhuselayo. I-cavity evaliweyo ngokupheleleyo izaliswe ngumzi-mveliso nge-grease echasene nokuqandisa eyenziwe ngokukodwa engaphantsi kobushushu, eqinisekisa ukuthambisa okugcweleyo kwangoko kwi-startup nganye kunye nokukhuselwa kokugqwala okuqhubekayo ukusuka kwi-Arctic deep-freeze ukuya kwi-tropical monsoonal humidity.

Iprotokholi yoNyango oluPhezulu loBushushu:

Ukucinywa okuHlangeneyo kunye noBushushu: Lonke ivili eliyilwe ngomatshini liqala lidlule kumjikelo onzima wokucinywa kunye nowokuthomalalisa. Olu nyango lobushushu oluhlanganisiweyo lucoca ngokufanayo isakhiwo esingundoqo sibe yi-martensite ethambileyo, lubonelela ngomxube ofanelekileyo wamandla aphezulu okutyhala kunye nokuqina okubalulekileyo kuyo yonke imveliso.

Umatshini Oqatha Nowokugqiba: Emva kokulungiswa kobushushu, i-roller idlula kwi-machining echanekileyo erhabaxa ukuya kwi-geometry esondeleyo, ilandelwe yi-CNC finish machining ukuze kufezekiswe ukunyamezelana okuchanekileyo kwe-CATERPILLAR OEM, kubandakanya ububanzi bokunyathela obuyi-200 mm kunye neenkcukacha zobubanzi bokufakelwa obuyi-299.2 mm ze-399-5056.

Ukuqina kwe-Induction (55–62 HRC): Ubuso be-roller tread kunye ne-flange wear buqiniswa ngokukhetha ngenkqubo yokuqina kwe-induction ephakathi. Oku kudala i-case enzulu, engagugiyo enobunzima bomphezulu obuhlala buphakathi kwe-55 kunye ne-62 HRC, kunye nobunzulu be-case obuyi-2.0–3.2 mm. I-case eqinileyo imelana kakhulu nokugruzuka okurhabaxa, ukuguqulwa kweplastiki, kunye nokuqhekeka okuqalwe ngumphezulu, okwandisa kakhulu ukumelana nokuguguleka kwindawo enzima, enobunzima obukhulu bokwemba amatye aqinileyo kunye nemveliso ye-aggregate. I-ductile, i-central temperature engaphantsi komaleko oqinileyo iyaqhubeka nokufunxa impembelelo enamandla enamandla ngaphandle kokusasazwa kwee-crack. Olu bunjineli bobushushu obupheleleyo luqinisekisa ukuqina okuphezulu kunye nokuxhathisa ukuguqulwa, nokuba kukwizicelo ezinzima kakhulu.

3. Iminyaka Engamashumi Amabini Yokucocwa Kwenkqubo Eqhubekayo, Eqinisekisiweyo Kwiimeko Ezimbi Kakhulu Zehlabathi

I-CQC Track 399-5056 Lower Roller Assembly yimveliso ethe ngqo yomjikelo wophuculo lobunjineli oluqhubekayo lweminyaka engama-20, oluqhutywa ngokupheleleyo luhlalutyo lwendlela yokusilela kunye nedatha yokuguguleka eqokelelwe kwiindawo zokukhupha nokwakha ezifuna kakhulu iplanethi. Iirola zethu ezisezantsi ziye zavavanywa, zahlalutywa, zaza zacocwa ngokwamanqanaba ngokusebenzisa ukusebenza okuqhubekayo kwimigodi yegolide neplatinum enzulu yaseMzantsi Afrika, imingxunya yobhedu nesilivere ephakamileyo yasePeru nase-Ecuador, izitya zentsimbi eqandisiweyo zaseRashiya, iindawo zokumbiwa kwemigodi enzima kunye neendawo zokudilizwa zaseMzantsi Korea, iiprojekthi ezinkulu zeziseko zophuhliso kunye nezemigodi zaseIndiya, kunye nemisebenzi ye-laterite kunye ne-basalt yase-tropical yaseVietnam. Yonke iparameter yoyilo—ukusuka ekuphuculeni i-tempering curve ukuze kupheliswe uxinano olushiyekileyo loxinzelelo, ukuya ekulinganiseni ngokuchanekileyo isantya se-induction hardening scan ukuze kubekho i-gradient yobunzima obungenasiphako, ukuya ekuqinisekiseni ukufuthwa kwexesha elide kwegrisi yokulwa nokuqandisa kubushushu obugqithisileyo—iye yakhiwe ngqo kumgangatho wethu wemveliso. Uzinzo lomgangatho kunye nokuthembeka kokusebenza kwerola esezantsi yanamhlanje ayizizo izithembiso zekhathalogu; Ziimpawu eziqinisekisiweyo kwintsimi ezingqinwe kwiiyure zokusebenza koomatshini kwizigidi zehlabathi ngalinye. Inkqubo yethu yokuvelisa ifezekisa ukulandeleka kwe-100% ukusuka kwizinto eziluhlaza ukuya kwimveliso egqityiweyo, kunye nokulandelela ibhetshi esekwe kwi-MES kunye neekhowudi ze-QR ezidibanisa ukubumba, umatshini, unyango lobushushu, kunye neerekhodi zokugquma.

4. Inkqubo epheleleyo, ehambelanayo yeCandelo le-Undercarriage eneNkxaso yokwenza ngokwezifiso

Irola esezantsi ayisebenzi yodwa. Ukufakela irola esezantsi yezinga eliphezulu ecaleni kweentambo ezigugileyo, iirola eziphezulu ezisemantla, okanye i-idler ediniweyo kudala ukungafani okubizayo kubomi bezinto ezisebenza ngokukhawulezisa ukonakala kwe-undercarriage kwinkqubo yonke. Njengomvelisi okhethekileyo wezinto ezipheleleyo ze-undercarriage zeedrill ezijikelezayo ezisebenza nzima kunye nee-crawler excavators, i-CQC Track isusa lo mngcipheko ngokuvelisa i-suite epheleleyo, yangaphakathi yeendawo ezinxulumene ne-undercarriage ze-CATERPILLAR CAT349, CAT352, CAT355 DF, kunye nothotho olubanzi lwe-345/349/352/355. Inkqubo yethu yemveliso ibandakanya iindibano ze-track link ezihambelanayo ezineepini kunye nee-bushings eziqinileyo ze-induction, iindibano zevili ze-idler zangaphambili (572-1653,561-8970), iirola eziphezulu zokuthwala (300-4610), kunye neendibano zokugqibela ze-drive sprocket (), zonke zenziwe nge-envelope edibeneyo ye-metallurgical kunye ne-thermal processing envelope.

Ngaphezu koko, iqela lethu lobunjineli lixhasa ngokukhutheleyo ukwenziwa ngokwezifiso okungekho semgangathweni kwiindlela ezizodwa zokucwangcisa oomatshini, ukutshintshwa kwamacandelo aphelelwe lixesha, okanye utshintsho oluthile lwesicelo. Njengengcali yokwenza ngokwezifiso okungekho semgangathweni, iqela lethu lenza uhlalutyo lwe-reverse engineering kunye ne-finite element ukuze linikeze izisombululo ezenzelwe wena kwiimayini ezikhethekileyo, amahlathi, kunye nezicelo eziphakamileyo. Izibonelelo ezingekho semgangathweni ziquka ubungakanani be-shaft okanye i-flange eguquliweyo, iipateni ze-bolt-hole eziguquliweyo, iingubo zomphezulu ezikhethekileyo, kunye neeprofayili zobunzima obulungiselelwe wena. Iqela leshishini le-CQC International—eliquka uPhilip, uJack, kunye noHaily—lenzelwe ukuhambisa ezi zinto njengeempahla ezihambelanayo, ezisekelwe kwikhithi kunye nokulawula iiprojekthi ezenziwe ngokwezifiso ukusuka kuvavanyo lobuchwephesha lokuqala ukuya ekuthunyelweni kokugqibela kwihlabathi liphela.

5. Ukunikezelwa ngokuthe ngqo kwihlabathi liphela kwiiMarike zeMigodi nezoKwakha eziqaphela umgangatho

Izixhobo ze-CQC Track ezithwala abantu abanzima zinikezelwa ngokuthe ngqo kwaye zithunyelwe ngaphandle ngokuzithemba ngokupheleleyo kwiimarike eziqinisekisa umgangatho ongqongqo wokungenisa kunye nemigangatho yokusebenza. Ii-CATERPILLAR 349/352/355 DF lower roller assemblies zethu kunye neekiti zethu ze-undercarriage ezipheleleyo zixhasa ngokukhutheleyo ii-excavator kunye ne-blast-hole drill fleets kulo lonke elaseMzantsi Melika (Ecuador, Peru), eMzantsi Afrika, kwiRussian Federation, eMzantsi Korea, nakwiindawo ezisetyenziswa kakhulu eIndiya. Inethiwekhi yethu yokubonelela ngokuthe ngqo yamazwe ngamazwe ifikelela nakwiintlanga zesiqithi saseMzantsi Pacific, eVietnam, eKazakhstan nakwi-Central Asia corridor ebanzi, eTurkey, naseMntla Melika. I-CQC Track igcina inethiwekhi yokubonelela ngeenkonzo kwihlabathi liphela ngokuhanjiswa ngokukhawuleza eMntla Melika, eYurophu, eAfrika, nakuMzantsi-mpuma Asia ngamaqabane e-logistics athembekileyo, kwaye ifuna abathengisi, abasasazi, kunye nababoneleli bezixhobo zokwakha ukuze yandise ukufikelela kwayo kwihlabathi liphela. Olu kwamkelwa luhlala luhleli kwaye lubanzi kwihlabathi liphela—ubushushu obuphakathi kwe-equator, uthuli lwasentlango olomileyo, kunye neemeko zokuqandisa kakhulu kwelizwekazi—luqinisekisa ukuba ukuphindaphindwa konyango lobushushu lwe-CQC Track, ukuchaneka kobukhulu, ukupakishwa okuchasene nokugqwala, kunye nokuphendula ngokwezifiso kuyahlangabezana neemfuno eziqhelekileyo zeemarike ze-excavator zeklasi ezingama-50 zeetoni kunye nee-rotary blast-hole drill kwihlabathi liphela.

Xa ucacisa i-CQC Track 399-5056 Track Lower Roller Assembly ye-CATERPILLAR CAT349, CAT352, okanye i-CAT355 DF yakho—okanye usibize ngesisombululo se-undercarriage esenziwe ngokwezifiso kwi-rotary blast-hole drill yakho—ufaka icandelo elenziwe ngaphakathi kwenkqubo efanayo ye-OEM ebonelela ngeempawu eziphambili zezixhobo ezinzima kwihlabathi liphela. Ukusuka ngqo kumzi-mveliso wethu ukuya kwindawo yakho yemigodi okanye kwiprojekthi yokwakha, le roller imele ukuzibophelela kobunjineli beminyaka engama-20 ekugcineni izixhobo ezilandelelwa nzima zisebenza, zitshintsha emva kokutshintsha okungafunekiyo.

Eli nqaku libhalwe nguJack weQela leShishini leHlabathi le-CQC, ebulela ngokungazenzisiyo uPhilip noHaily ngenkxaso yabo yokuzinikela kubathengi bethu behlabathi be-CATERPILLAR abasebenzisa undercarriage kunye nabathengi be-rotary blast-hole drill.