Iphepha Elimhlophe Lobuchwepheshe

I-XCMG XE335C 414102203 I-Track Bottom Roller Assembly/ I-CQC TRACK： Izingxenye Eziyisipele Zomshini Wokugebha Onzima — Izimpahla Zomkhiqizi Wekhwalithi Ye-OEM Eziqondile

1. Isifinyezo Sabaphathi: Ukubuka Konke Kwengxenye

I-XCMG imele njengamandla aqashelwa emhlabeni wonke emishinini esindayo, enesisindo sokusebenza se-XE335C crawler excavator esingama-metric tons angu-33.8 kanye nomthamo wamabhakede ojwayelekile ophakathi kwamamitha ayi-1.4 no-1.6 cubic, eyakhelwe ngenhloso yokuthutha umhlaba kanye nezicelo zokwakha ezidinga ukwenziwa. Lo mshini uthembele ohlelweni lwe-undercarriage oluklanywe kahle kakhulu, lapho i-roller assembly engezansi idlala indima ebalulekile.

Lo mbhalo unikeza incazelo ephelele yobuchwepheshe be-I-XCMG XE335C 414102203 I-Track Bottom Roller Assembly(I-CQC TRACK). Ichazwa njenge-roller engezansi evaliwe futhi egcotshwe ngamafutha, le yunithi isekela ngqo isisindo esikhulu somshini, idlulisa imithwalo enamandla ngochungechunge lwethrekhi iye phansi, futhi igcina ukuhambisana okufanele komzila ngesikhathi sokuhamba okuqondile kanye nokunyakaza kokucindezeleka okukhulu. Yakhelwe izindawo ezigugile kakhulu, le nhlangano imelela ikhambi lokufaka esikhundleni sekhwalithi ye-OEM elenziwe ngaphansi kwezinqubo zekhwalithi eqinile futhi linikezwa ngqo embonini.

Okuhlukanisa lo mkhiqizo akukhona nje ukuhambisana kwawo nobukhulu, kodwa ukuqina kwendlela okufakwe ekukhiqizweni kwawo. Njengoba yenziwe ngaphansi kohlaka lwe-China Quality Certification (CQC) kanye nezinqubo ze-ISO 9001:2015, iyunithi ngayinye ivela ohlelweni olulawulwayo olulawula ubuqotho bensimbi, ukunemba komshini wokugaya, kanye nokuthembeka kokuhlanganiswa kusukela ekutholeni izinto zokusetshenziswa kuya ekuqinisekisweni kokugcina. Umhlinzeki, i-CQC TRACK (Heli Machinery Manufacturing Co., Ltd.), usebenza njengomkhiqizi oqondile, esusa uchungechunge olujwayelekile lokuhweba futhi eqinisekisa ukuthi yonke ingxenye ifinyelela kumsebenzisi wokugcina ngokulandelela okuqinisekisiwe.

Leli phepha elimhlophe lihlelelwe ochwepheshe bokuthenga kanye nonjiniyela bokulungisa izimoto. Liqhubeka kusukela kumongo wemodeli yomshini kanye nemisebenzi eyinhloko yokusebenza, bese lidlulela ekususweni kobunjiniyela okuphelele kanye nokucaciswa kwezinto. Okokugcina, libhekana nezinhlaka zokuqinisekisa ikhwalithi kanye nokusekelwa kwempahla ukuze kube lula ukwenza izinqumo zokuthenga ezinolwazi.

2. Ipulatifomu Yomshini Wokusingatha we-XCMG XE335C kanye Nomongo Wesithuthuthu Esingaphansi Kwemoto

I-XCMG XE335C iyi-hydraulic crawler excavator engamathani angu-33.8 eqhutshwa yinjini kadizili i-ISUZU AA-6HK1XQP, enikeza amandla angu-190.5 kW alinganiselwe ku-2,000 rpm. Le njini isebenzisa ukucushwa kwe-direct-injection, four-stroke, water-cooled, turbocharged kanye ne-air-to-air intercooler, ekhiqiza i-torque ephezulu engu-872.8 N·m ku-1,700 rpm. Uhlelo lwe-hydraulic lunamaphampu amakhulu amabili anohlobo lwe-piston anesilinganiso sokugeleza esihlanganisiwe esingu-2 × 280 L/min kanye nezilungiselelo zokucindezela kwe-valve yokuphepha enkulu ku-34.3 MPa kanye no-37 MPa ngokulandelana.

Ubukhulu obubalulekile be-undercarriage yalolu hlobo lomshini bulandelayo: ubude bethrekhi iyonke emhlabathini cishe bungu-3,183 mm, ububanzi be-crawler bungu-600 mm, kanye ne-track gauge cishe bungu-2,590 mm. Lawa mapharamitha achaza izikhala kanye nezindinganiso zokusatshalaliswa komthwalo okumele zihlangatshezwe yi-roller assembly engezansi. I-XE335C ifinyelela ingcindezi yomhlaba engu-66 kPa futhi inikeza ukubekelwa ezingeni okungu-≥35 degrees——izincazelo ezihumusha ngqo kumthwalo oqondile kanye namandla okusunduza asemaceleni okumele i-roller assembly ngayinye engezansi iklanywe ukuze imelane nawo.

I-roller engezansi izibeka phakathi kohlaka lwethrekhi kanye ne-track chain, ithwala amasethi amaningi ama-roller ohlangothini ngalunye lwe-undercarriage. Ukuqonda lobu budlelwano kubalulekile: lapho i-excavator isebenza endaweni engalingani, ingena ekucushweni kwemisele, noma yenza ukujika okuphikisanayo, ama-roller athile athwala imithwalo engaguquki kanye neyomthelela ngenkathi amanye ebhekana nokucindezeleka okuhlobene nokucindezelwa. Ngakho-ke, i-roller engezansi ayiyona into elula yokungenzi lutho——iyisistimu ye-tribological ephethe umthwalo enembile kakhulu okumele iphathe ukukhubeka, ukukhathala komthelela, kanye nokulayisha okujikelezayo ngasikhathi sinye.

Ngale kokuthwala umthwalo oqondile, ama-roller angaphansi enza imisebenzi yokuqondanisa ithrekhi. Umklamo onezinhlangothi ezimbili ubamba amaqembu ezixhumanisi zangaphakathi ze-track chain, uvimbela ukukhukhuleka okuseceleni okungase kuholele ekuphambukeni kwethrekhi ngesikhathi sokusebenza kokuthambeka eceleni noma ukujika ngamandla. Ngaphezu kwalokho, ama-roller angaphansi asebenza kahle aqinisekisa ukuthi ithrekhi iyaguquguquka njalo——ikhululekile kakhulu futhi ukudlidliza kuyanda, kuqinile kakhulu futhi ukulahleka kwamandla kuyakhuphuka. Ngakho-ke ukugcina imininingwane efanele ye-roller kubalulekile ukuze kwenziwe ngcono ukusebenza kahle komshini wokusingatha kanye nokuphila kwesikhathi sengxenye kulo lonke uhlelo lwe-undercarriage.

3. Ukuhlonza Umkhiqizo kanye ne-Cross-Reference Matrix

Ukuthengwa okunembile kuqala ngokuhlonza inombolo yezingxenye enembile. Umkhiqizo okuxoxwa ngawo uphethe inombolo yezingxenye ze-OEM414102203, okuhambisana nokuhlanganiswa okuphelele kwe-track bottom roller njengoba kwakhelwe ngqo i-XCMG XE335C futhi kuhambisana namamodeli e-excavator e-XCMG crawler ahlukene abelana ngalokhu kulungiselelwa kwe-undercarriage.

Ukuhlonza umhlinzeki kulandela uphawu lwe-CQC TRACK ngaphansi kwe-Heli Machinery Manufacturing Co., Ltd. Lo mkhiqizi unesitifiketi se-ISO 9001:2015 futhi usebenza ngaphansi kwezinqubo zokuqinisekiswa komkhiqizo we-CQC, okuqinisekisa ukuthi inhloso yobunjiniyela kanye nokukhethwa kwezinto kuphindaphindwa ngqo——futhi kuma-metric athile kudlula——izimfuneko eziyisisekelo zomkhiqizi wemishini yokuqala. Ukuhlanganiswa kwenzelwe ukushintshana kwemishini okungu-1:1 ngaphandle kokuguqulwa kwensimu okudingekayo. Ukufakwa akudingi ukulungiswa kabusha kwama-bos okufaka uhlaka lwethrekhi, ama-bore okuqondanisa ishaft, noma izindawo zokubopha.

Kuyaphawuleka ukuthi abakhiqizi abathile abanemigqa emibili yokukhiqiza——ukuhlinzekwa kwe-OEM kanye nemakethe yangemuva——basebenzisa uhlaka lwe-China Quality Certification (CQC) ngokusebenzisa isitifiketi somkhiqizo sokuzithandela esiqhutshwa yi-China Quality Certification Center. Uphawu lwe-CQC lubonisa ukuhambisana nezindinganiso ezifanele zekhwalithi, ukuphepha, kanye nokusebenza, okuyisendlalelo esengeziwe sokuqinisekiswa kwekhwalithi yezingxenye zemishini yokwakha ezithengiswa emhlabeni wonke.

4. Ukwakhiwa kabusha kobunjiniyela: Izakhi Zokwakheka Nokwakheka Kwezinto Eziyinhloko

I-track bottom roller assembly iyiyunithi ehlanganisiwe equkethe izinhlelo eziningi ezikhiqizwa ngokunemba. Izigaba ezilandelayo zichaza umsebenzi wengxenye ngayinye, ukukhethwa kwezinto, kanye nendlela yokukhiqiza.

4.1 Uhlelo lwe-Roller Shell kanye ne-Flange

Igobolondo le-roller lakha indawo yokuxhumana eyinhloko enezixhumanisi ze-track chain kanye ne-interface yomhlabathi. Le ngxenye yakhiwe kusukela ebangeni elenziwe ngokwezifiso elincane——ngokuvamile ngaphakathi kochungechunge lwensimbi ye-boron engu-40Mn2 noma engu-50Mn. Inqubo yokwakha ivumelanisa ukugeleza kokusanhlamvu kwensimbi eceleni kwezingqimba zokucindezeleka eziyinhloko zengxenye, inikeze amandla aqondisayo angenakufinyelelwa yizinto ezilinganayo eziphonswayo futhi inikeze ukumelana okuphezulu ekusabalaleni kokushaqeka komthelela kanye nokuqhekeka kokukhathala.

Igobolondo le-roller lihlanganisa ama-flange amabili ahlanganisiwe. Lawa ma-flange aklanywe ngokunemba afinyelela ukuphakama nobukhulu obuthile aklanyelwe ukugcina isiqondiso sokuxhumana namaqembu ezixhumanisi zangaphakathi ze-track chain. I-geometry ye-flange ivimbela uchungechunge lwethrekhi ukuthi lungasheleli eceleni kwe-roller ngesikhathi sokujika kwe-excavator, ukuwela eceleni, noma ukuhlangana komhlaba okungalingani. Inqubo yokwakha iqinisekisa ukuthi indawo yokushintshana ye-flange-to-shell igcina ubukhulu bodonga obufanayo ngaphandle kokuphakama kokugxila kokucindezeleka okungasebenza njengezindawo zokuqala ukuqhekeka ngaphansi komthwalo ojikelezayo.

4.2 Umgodi Ophakathi

I-shaft isebenza njengengqikithi yesakhiwo esimile se-assembly. Yenziwe ngensimbi ye-alloy eqine kakhulu, ecinyiwe futhi efudumele——ngokuvamile isigaba sama-42CrMo——amajenali e-shaft aqoqwa ngokunemba kuya ekuqedweni kobuso obuhle okulinganiswe kububanzi be-Ra micrometer. Le khwalithi yobuso ayigcini nje ngokuba yizimonyo; inciphisa ama-coefficient okungqubuzana ezindaweni zokuxhumana zokuthwala futhi iqinisekisa ukuthuthukiswa okuqhubekayo kwefilimu kawoyela ngaphansi komthwalo.

I-shaft ayijikelezi ngesikhathi sokusebenza. Kunalokho, igobolondo le-roller lijikeleza i-shaft ngama-bearing bushings aphakathi. Lo mklamo we-stationary-shaft usabalalisa amandla omthwalo ngokulinganayo ngobude be-shaft futhi wenza kube lula ukuhlela ukuvala. Iziphetho ze-shaft zinezicaba zokufaka noma ama-pin bore aqinisa i-roller assembly kuma-saddle mounts ohlaka lwethrekhi kusetshenziswa ama-retaining pins aqinile, ahlinzeka ngokukhiya okuhle ngokumelene nokunyakaza kwe-axial.

4.3 Uhlelo Lokubopha Amabhere

Phakathi kwegobolondo elijikelezayo le-roller kanye ne-standalone shaft kuhleli uhlelo lwe-bearing bushing——oluvame ukwenziwa nge-sintered bronze noma i-alloys ekhethekile ye-tin-bronze. Lokhu kukhethwa kwezinto kunikeza ibhalansi elungiselelwe phakathi kwamandla okucindezela, ukunamathela kokungcola kwezinhlayiya zangaphandle, kanye nokuhambisana kahle ngaphansi kokungalingani. Ububanzi bangaphakathi be-bushing buhlanganiswa ngendlela elawulwayo yokugijima nge-shaft journal, ngokuvamile ebangeni eliphakathi kuka-0.08 no-0.15 mm, okuvumela ukuthuthukiswa kwefilimu yokugcoba ngenkathi kuvimbela ukudlala ngokweqile kwe-radial okungabangela ukulayisha komthelela.

I-bushing ifaka imisele yamafutha noma iziteshi zokusabalalisa eziqondisa ukugeleza kokugcoba kuyo yonke indawo yokubeka amabhere. Ngesikhathi sokuhlanganiswa, i-bushing icindezelwa emgodini wegobolondo le-roller ngokulingana okulawulwayo kokuphazamiseka, bese i-assembly igcwaliswa ngamafutha ngembobo exhunyiwe. Umphumela uba ukucushwa okuvaliwe, okugcotshwe impilo yonke okungadingi ukulungiswa kwensimu.

4.4 Ukucushwa Kwesivalo Esintantayo

Ukuvala uphawu kungenye yezindlela ezibaluleke kakhulu zokusebenza kuma-roller angaphansi kwe-excavator. Ukungena kodaka, amanzi, uthuli lwe-silica, noma izinhlawulo ezirhabaxa kuholela ekugugeni okusheshayo kwe-bushing, ukushaya i-shaft, kanye nokubanjwa kokuhlanganiswa ekugcineni. I-roller engezansi ye-CQC TRACK isebenzisa ukucushwa kwe-double floating oil seal——indlela eqinisekisiwe yokuvala uphawu esetshenziswa kabanzi kuzo zonke izinhlelo zokusebenza zokwakha nezolimo zokuthutha ngaphansi kwemishini.

I-floating seal iqukethe indandatho yokuvala yensimbi (i-alloy ephezulu ye-chromium, evame ukufeza amazinga okuqina kwe-HRC 55-65) ehlanganiswe ne-O-ring yerabha yokwenziwa. Amasongo amabili okuvala ahlanganiswe ngamabili aphikisanayo, ubuso bawo bokuvala obuhambisanayo buthintana. Amasongo e-O ahlinzeka ngamandla entwasahlobo ye-axial agcina ingcindezi yokuxhumana kobuso ngisho noma ukuguguleka kwengxenye kuqhubeka. Njengoba i-roller ijikeleza, amasongo okuvala angantanta ngemisebe ukuze avumelane nokungahambisani kahle kweshaft noma ukwanda kokushisa, okwenza lokhu kulungiselelwa kubekezelele kakhulu imithwalo yokushaqeka kanye nokugoba kohlaka okuhlangatshezwana nakho ngesikhathi sokusebenza kwe-excavator.

Ubuso besivalo esintantayo buhlanganiswe bube bushelelezi obufana nesibuko ngesikhathi sokukhiqiza futhi buvikelwe emfucumfucwini yi-lip yangaphandle engabandakanyi ukungcola ephepheni lesivalo. Ngesikhathi sokuhlanganiswa, ama-O-rings kanye nezindawo zokuhlangana zigcotshwa ngamafutha akhethekile, futhi amandla okufakwa okuphelele kwamasongo esivalo esithambile samafutha alawulwa ngokwezinga elibekiwe le-torque. Ngemva kokuhlanganiswa, ubuqotho besivalo buqinisekiswa ngokucindezela umgodi kawoyela ngomoya ocindezelwe (0.4 MPa) kanye nokucwilisa inhlangano emanzini ukuqinisekisa ukungabikho kokwakheka kwama-bubble, ukuqinisekisa ukuthi iyunithi iphuma efektri inemvilophu yokuvala engenakungcola eqinisekisiwe.

4.5 Izimbozo Zokuphela Nezingxenye Zokugcina

Ukuhlanganiswa kufaka izembozo zokugcina eziqinile ezivala iziphetho zegobolondo le-roller, zigcine izivalo ezintantayo zisesimweni esifanele se-axial, futhi zinikeze izixhumanisi zokufaka zehadiwe yephini lokugcina. Lezi zembozo ziboshwe kusetshenziswa izibambo ezinamandla aphezulu futhi zifaka amajiyometri asusa udoti ahambisa izinto zangaphandle kude nobuso be-seal. Izithako zamafutha noma izimbobo zokugcwalisa uwoyela ezinentambo zivame ukutholakala esembozweni esisodwa, okuvumela ukugcwaliswa kokuqala kokuthambisa futhi, uma umklamo uvuma, ukugcwalisa kabusha isevisi ngezikhathi ezithile ngaphandle kokuhlukaniswa ngokuphelele.

5. Isayensi Yezinto Ezibalulekile kanye Nenqubo Yokwelapha Ukushisa

I-metallurgy yezinto ezibonakalayo ihlukanisa ama-track rollers e-premium kusuka ekushintsheni kwe-commodity-grade. I-CQC TRACK assembly isebenzisa i-material graded kanye ne-heat treatment protocol eyenzelwe izimo zokulayisha nokuguguleka ezithile zesigaba sesisindo se-XE335C.

5.1 Izinto Eziyisisekelo

Igobolondo le-roller elenziwe ngobumba lisebenzisa insimbi ye-boron exutshwe kancane efana ne-40Mn2 noma i-50Mn. Ukwengezwa kwe-boron kuthuthukisa ukuqina, okuvumela ukuthi izinto zifinyelele ukuqina kwesigaba esiqiniswe kahle ngisho nasezigabeni ezisindayo ezivamile zama-roller angaphansi e-excavator. Uchungechunge lwe-chromium-manganese alloy lunikeza izici ezinhle kakhulu zokuguguleka kanye nokumelana nomthelela ebangeni elibanzi lokushisa, olufanele kokubili imisebenzi ye-quarry yesimo sezulu esishisayo kanye nokwakhiwa kwebusika esifundeni esibandayo.

5.2 Inqubo Yokwelapha Ukushisa

Ngemva kokufakelwa kanye nokufakelwa okuqinile, umzimba we-roller udlula ekucimeni nasekushiseni (Q&T). Le nqubo yezigaba ezimbili iqala ngokuqiniswa emazingeni okushisa angaphezu kuka-850°C, kulandelwe ukucinywa okusheshayo ku-oyili noma i-polymer media ukuguqula isakhiwo esincane sibe yi-martensite. Ukuqiniswa kube sekunciphisa ukucindezeleka kwangaphakathi ngenkathi kulondolozwa ubulukhuni obuphezulu.

Ngemva kwe-Q&T, igobolondo le-roller lithola ukuqina kwe-induction yendawo ebusweni be-flange kanye nobuso obugijimayo. Ukuqina kwe-induction okumaphakathi kusebenzisa ubulukhuni bobuso ekujuleni okulawulwayo——ngokuvamile okungu-5–8 mm endaweni yokuguguleka——ngenkathi kugcina umongo oqinile, omelana nokushayisana. Ubulukhuni bobuso ngemva kokucinywa bufinyelela ku-HRC 48–55, okuthuthukisa ngqo ukumelana nokuguguleka ngokumelene nama-bushings e-track chain abrasive.

I-shaft ithola ukucutshungulwa okufanayo kokushisa kodwa ngezinto eziza kuqala ezihlukile. Ubulukhuni bomphezulu we-shaft bufinyelela ku-HRC 48–55 ukuze kumelane nokuguguleka ezindaweni zokuthintana kwamabhere, kuyilapho i-core igcina ubulukhuni be-HRC 28 noma ngaphezulu, okuqinisekisa ukuthi i-shaft imelana nokugoba noma ukuphuka ngaphansi kwemithwalo yomthelela ophezulu. Le nhlanganisela ye-core/ukuqina ibaluleke kakhulu: i-shaft eqinile kakhulu, ephuka kalula ingaba sengozini yokwehluleka okukhulu lapho i-excavator ishaya idwala eligqitshwe noma idlula onqenqemeni olubukhali.

5.3 Isizathu Sokujula Kwecala Eliqinile

Ukujula kwekesi eliqiniswe ngokufakwa okungu-5–8 mm akusikho okungahleliwe. Kudlula izincazelo ezijwayelekile zokujula ngemuva kwemakethe ngomkhawulo omkhulu. Lokhu kujula kuqinisekisa ukuthi indawo engagugi ihlala ingagugi ngisho nangemva kwamahora okuthintana okunolaka; uma ungqimba oluqinisiwe selugugile, izinto ezithambile ezingaphakathi zisheshisa ukuguguleka ngokushesha. Ukujula kwekesi eliqinisiwe okweluliwe kuhumushela ngqo empilweni yenkonzo ende yokusebenza ngaphambi kokuba i-roller ifinyelele izikhawu zokushintsha.

6. Umsebenzi Wokusebenza Nezidingo Zemishini

6.1 Ukuthwala Imithwalo Okuyinhloko

I-roller engezansi isebenza njengendawo yokusekela eyinhloko yohlaka lwe-roller engezansi ye-excavator. Isisindo somshini esingamathani angu-33.8, kanye nezinto zokulayisha ezishintshashintshayo ezivela emandleni okumba kanye nemicimbi yomthelela, zisatshalaliswa kulo lonke isethi ye-roller engaphansi kwenqola. I-roller ngayinye ithwala lo mthwalo ngokulandelana njengoba idlula ngaphansi kohlaka lwenqola ngesikhathi sokuhamba. Ngakho-ke, ukuhlanganiswa kumele kuhambisane nemithwalo yesakhiwo esingaguquki kanye nomthwalo wokukhathala ojikelezayo ngaphandle kokuguqulwa kwepulasitiki noma ukuqala kokuqhekeka.

Indawo yokusebenza yegobolondo le-roller isebenza njengesixhumi nama-bushings e-track chain. Isikhathi ngasinye lapho i-track chain ihlangana nxazonke kwe-roller, oxhumana nabo be-bushing bese begingqika phezu kwendawo ye-roller eqinile. Izinhlayiya ezi-abrasive ngokungenakugwenywa zibambeka phakathi kwalezi zindawo ezihambayo. Indawo ye-roller eqinile imelana nalokhu kukhubeka kwemizimba emithathu, yandisa isikhathi ngaphambi kokuba kwenzeke ukunciphisa ububanzi obulinganisekayo.

6.2 Ukuqondaniswa Kwethrekhi Nesiqondiso

Ama-rollers angaphansi ahlinzeka ngesiqondiso esiqhubekayo esihlangothini se-track chain. Ama-flange amabili ku-roller ngayinye abamba amaqembu ezixhumanisi zangaphakathi, avimbela ukunyakaza okuseceleni ngaphakathi kokubekezelelana okuklanyelwe. Lo msebenzi uba mkhulu ngesikhathi sokujika, lapho i-excavator ijikeleza kuthrekhi eyodwa kuyilapho enye ihamba phambili noma ibuyela emuva. Ngaphandle kwesiqondiso esifanele se-flange, amandla aseceleni angasusa i-track chain kuma-roller flange, okubangela ukuphazamiseka kwesitimela futhi okungenzeka kulimaze ama-sprocket nama-idler assemblies. Umklamo we-double-flange walo roller uqinisekisa ukuthi i-chain igcinwa kahle kuzo zonke izimo zokusebenza.

6.3 Ukuphathwa Kokugoba kanye Nokudambisa Okuguquguqukayo

Ama-rollers angaphansi nawo agcina ukugoba okufanele ekugijimeni kwethrekhi engezansi. I-track chain, ngaphansi kokucindezeleka okuvela ku-hydraulic track adjuster, kufanele ibonise ukugoba okulawulwayo phakathi kwe-idler yangaphambili kanye ne-sprocket yangemuva. Ukugoba okulungile, ngokuvamile okungu-20-40 mm njengoba kulinganiswa endaweni ephakathi yethrekhi, kuvimbela ukudlidliza okweqile okuzosheshisa ukuguguleka kwe-bushing futhi kunciphisa ama-dynamic tension spikes angagcwalisa uhlaka lwe-undercarriage. I-roller ngayinye isebenza njengendawo yokusekela yendawo efaka isandla kule phrofayili yokugoba yomhlaba wonke.

7. Uhlaka Lokuqinisekisa Ikhwalithi

7.1 Isitifiketi se-ISO 9001:2015

Umenzi ugcina isitifiketi se-ISO 9001:2015 kuzo zonke izikhungo zokukhiqiza. Lesi sitifiketi sidinga izinhlelo zokuphatha ikhwalithi ezibhalwe phansi ezihlanganisa iziqu zomhlinzeki wezinto zokusetshenziswa, izinqubo zokuhlola ezisetshenziswayo, izinqubo zokuphatha ezingahambisani nemithetho, kanye nezilinganiso zokuthuthukisa okuqhubekayo. Ukuhlolwa kwezitifiketi kwenzeka ngezikhathi ezithile, ngokuqinisekiswa komuntu wesithathu kokusebenza kahle kwesistimu.

7.2 Isitifiketi Somkhiqizo we-CQC

Ngale kwesitifiketi se-ISO sezinga lesistimu, inhlangano iphethe isitifiketi somkhiqizo se-CQC esivela e-China Quality Certification Center. I-CQC imele uphawu lokuqinisekiswa komkhiqizo ngokuzithandela olufakazela ukuhambisana nezindinganiso zikazwelonke zaseShayina zekhwalithi, ukuphepha, kanye nokusebenza. Inqubo yokuqinisekiswa ihilela ukuhlolwa kohlobo lokuqala kwamasampula okukhiqiza, kulandelwe ukuhlolwa kwefektri njalo kanye nokuhlolwa okuqhubekayo kokubhekwa komkhiqizo. Kumhlinzeki oqondiswe ekuthumeleni kwamanye amazwe, isitifiketi se-CQC sinikeza ungqimba olwengeziwe lokuqinisekiswa kwekhwalithi olungaphishekelwa ngabancintisani abaningi be-aftermarket.

7.3 Amasango Ekhwalithi Yokukhiqiza

Iqembu ngalinye lokukhiqiza lidlula amasango amaningi okulawula ikhwalithi:

• Ukuqinisekiswa kwezinto ezingenayo: ukuhlaziywa kokwakheka kwamakhemikhali kanye nokuhlolwa kwempahla yomshini yazo zonke izitokwe zokwakha ngaphambi kokwenziwa kwemishini.
• Ukuhlolwa kobukhulu: Ukuqinisekiswa kobukhulu obuyi-100% kwezici ezibalulekile okuhlanganisa ububanzi bejenali yomgodi, ukuphakama kwe-flange, ukulingana kwe-flange, kanye nezikhundla zebhore lokufaka.
• Ukuhlolwa kobulukhuni: Ukuqinisekiswa kobulukhuni bomphezulu kanye nokujula kwecala ezingxenyeni eziqiniswe ngokufakwa kokufakwa.
• Ukuhlolwa kobuqotho besivalo: Irola ngayinye ehlanganisiwe ithola ukugcwaliswa kwamafutha kanye nokuhlolwa kokuvuza okucindezelwe njengoba kuchaziwe kuSigaba 4.4.
• Ukufakwa kwe-Assembly: I-assembly eseqediwe iqhutshwa ngemishini ezindaweni zokuhlola, kulandelwe ukuhlanzwa kanye nokuhlaziywa kwemfucumfucu ukuqinisekisa ukuhlanzeka kwangaphakathi kwe-cavity.

7.4 Ukulandeleka

Izinombolo zezindawo zokukhiqiza zigxivizwa noma ziqoshwe ku-roller assembly ngayinye. Lawa makhodi okulandelela axhumanisa ingxenye eqediwe emuva kuyo yonke imibhalo yokukhiqiza, kufaka phakathi izitifiketi zezinto zokusetshenziswa, izingodo zokwelapha ukushisa, amarekhodi okuhlola ubulukhuni, kanye nemibiko yokugcina yokuhlola. Kumakhasimende aphesheya azulazula ezimangalweni zewaranti noma ukuhlaziywa kokwehluleka, lokhu kulandelela kunikeza imibhalo ehlolwayo imikhiqizo yezinga lezimpahla ngokuvamile engenazo.

8. Amanothi Omqhubi Nokuthengwa Kwempahla

8.1 Isikhathi Sokufaka kanye Nempilo Yesevisi Elindelekile

Ngaphansi kwezimo zokusebenza ezijwayelekile ekusetshenzisweni kokuthutha umhlaba, i-roller ephansi yethrekhi enzima yalesi sigaba inganikeza amahora esevisi angu-3,000 kuya ku-5,000 ngaphambi kokuba ukuguguleka okulinganiselwe kudinge ukushintshwa. Izimo ezinzima njengomsebenzi we-quarry onamatshe amaningi, umhlabathi oqandisiwe, noma ukusetshenziswa okunothuli lwe-silica olucolekile kusheshisa amazinga okuguguleka. Ngakolunye uhlangothi, imishini esebenza kakhulu ezindaweni ezilungisiwe ingafinyelela izikhawu ezinde.

8.2 Izinkomba Zokuqapha Isimo

Abasebenzi bokulungisa izimoto kufanele bahlole ama-roller angaphansi ngezikhathi ezithile (ngokuvamile amahora okusebenza angu-250 kuya kwangu-500). Izinkomba ezibalulekile ezidinga ukushintshwa zifaka:

• Izindawo ezisicaba ezibonakalayo ezigugile endaweni egijimayo ezingaphezu kuka-5 mm ukujula.
• Ama-flange aqhekekile noma aphukile.
• Ukudlala nge-roller ohlangothini noma ukunyakaza kwe-axial okungaphezu kuka-2 mm.
• Ukuvuza kwamafutha okuvela ezindaweni zesivalo ezintantayo okubonakaliswa ubumanzi noma ukuqongelela kwamafutha azungeze izindlu zesivalo.
• Ukujikeleza okubanjwe (i-roller) akujiki ngokukhululeka lapho ithrekhi iphakanyisiwe phansi.

8.3 Izinto Okufanele Uzicabangele Zokufaka

Imininingwane ye-torque yokufaka kanye nehadiwe yokugcina iphini kufanele itholakale encwadini yesevisi yomshini we-XCMG. I-assembly yenzelwe ukushintshwa kwe-bolt-in noma i-pin-in ngqo, kodwa ukuhlanza izindawo zokufaka uhlaka lwethrekhi nokuqinisekisa amabhomu okuqondisa umgodi ngaphambi kokufakwa kuzovimbela ukungalungi okungasheshisa ukuguguleka kwangaphambi kwesikhathi.

8.4 Isitoreji Nokuphathwa

Uma igcinwa ngaphambi kokufakwa, ama-roller angaphansi kufanele agcinwe ezindaweni ezomile, okungcono aboshwe ngepakethe engangeni umhwamuko ukuze kuvinjelwe ukugqwala ezindaweni ezifakwe umshini. Ukugoqa noma ukuwisa ama-assembly kuyingozi ekulimazeni i-geometry ye-flange noma ubuso besivalo. Ukuze kugcinwe isikhathi eside, i-roller kufanele ijikelezwe njalo ukuze isabalalise amafutha ezindaweni zokuthwala futhi ivimbele ukugqwala kwendawo okubangelwa ukuthintana okungaguquki phakathi kwe-bushing kanye ne-shaft.

9. Izinzuzo Zochungechunge Lokunikezela: Ukuthola Imithombo Eqondile Yefektri

9.1 Imodeli Eqondile Yomkhiqizi

Umthengi usebenza ngqo ne-CQC TRACK (Heli Machinery Manufacturing Co., Ltd.), umkhiqizi oyinhloko wezingxenye ze-undercarriage ehlinzeka ngemigqa ye-OEM kanye nezingxenye ze-aftermarket zezinga eliphezulu. Le modeli yokunikezela ngqo isusa abahwebi abaphakathi, inciphisa izindleko ngeyunithi ngayinye ngenkathi ngesikhathi esifanayo ithuthukisa ukucaca kokuxhumana kanye nokubikezela kochungechunge lokunikezela.

Umenzi ugcina amakhono okukhiqiza ohla oluphelele lwezingxenye ezingaphansi kwenqola yezimoto zokumba kanye nama-bulldozer avela emikhiqizweni eminingi emikhulu, okuhlanganisa iKomatsu, iCaterpillar, iHitachi, kanye neLiebherr. Lolu lwazi olubanzi lokukhiqiza luzuzisa ngqo ukukhiqizwa kwezingxenye ze-XCMG, njengoba izinsiza zobunjiniyela bokukhiqiza ezifanayo zisebenzisa izilawuli zenqubo ezifanayo kuyo yonke imigqa yomkhiqizo.

9.2 Amandla Okukhiqiza Ngokwezifiso

Kumakhasimende angemva kwemakethe anezidingo ezithile, i-CQC TRACK inikeza izinsizakalo ze-OEM kanye nezokukhiqiza ezenziwe ngokwezifiso. Abathengi banganikeza imidwebo noma amasampula angokoqobo, futhi ithimba lobunjiniyela lizokhiqiza izingxenye zalezo zincazelo. Leli khono libaluleke kakhulu kumakhasimende asebenzisa imishini eguquliwe noma afuna ukuthuthukiswa kwezinto ezingaphezu kwencazelo ejwayelekile.

9.3 Umthamo Wezokuthutha kanye Nokuthunyelwa Kwamanye Amazwe

Umkhiqizi usesungule ubudlelwano bezokuthutha obusekela ukuthunyelwa eNyakatho Melika, eYurophu, e-Afrika, naseNingizimu-mpumalanga ye-Asia. Izikhathi zokuhola ama-oda ngokuvamile zisukela ezinsukwini eziyi-15 kuya kwezingama-30, kuye ngobuningi kanye neshejuli yokukhiqiza yamanje. Intengo yama-oda amaningi iyatholakala kubathengi bevolumu. Kwabasabalalisi nabathengisi, umhlinzeki unikeza izivumelwano zokuphakelwa eziqhubekayo ngamanani aqinisekisiwe kanye namafasitela okulethwa, okuvumela ukuphathwa kwempahla yezingxenye okubikezelwayo.

10. Isifinyezo Semininingwane Yobuchwepheshe

11. Isiphetho

I-XCMG XE335C 414102203 Track Bottom Roller Assembly evela ku-CQC TRACK imelela ingxenye yokufaka esikhundleni senqola engaphansi kwemoto esezingeni le-OEM eyenziwe ngokulawulwa kwenqubo okuqinile, i-metallurgy ethuthukisiwe, kanye nezomnotho zokuhlinzekwa kwefektri ngqo. Kubaphathi bemikhumbi kanye nochwepheshe bokuthenga abathuthukisa isu labo lezingxenye zokumba i-XCMG, le nhlangano inikeza izici zokusebenza ezibhalwe phansi ezihambisana nepulatifomu yomshini engamathani angu-33.8, enobubanzi obukhulu becala eliqinisiwe, ukuvikelwa kokungcola okuntantayo okuphindwe kabili, kanye nokuqinisekiswa kwekhwalithi okunezingqimba ezimbili kokubili ngesitifiketi sesistimu ye-ISO kanye nesitifiketi somkhiqizo we-CQC.

Imodeli yokukhiqiza ngqo yomkhiqizi inikeza inzuzo yeketanga lokuphakelwa ngaphezu kweziteshi zokusabalalisa ezinezigaba eziningi, isekela kokubili ama-oda okushintshana kweyunithi eyodwa yemishini ngayinye kanye namalungiselelo okugcina inani labasabalalisi. Njengoba kunezindlela zokuhambisa ezimakethe ezinkulu zomhlaba wonke, ikhono lokukhiqiza ngokwezifiso, kanye nezikhathi zokuncintisana, i-CQC TRACK ibeka lokhu kuhlanganiswa njengendlela ehlukile eqinile ngobuchwepheshe futhi esebenza kahle ngokwezomnotho ngaphakathi kwemakethe ye-crawler excavator undercarriage aftermarket.