Mai Hako Raƙuman Waƙa EX300-1 EX300-2 EX300-3 Ƙarƙashin Mota 1022168 71471228 AT202586 Tayar Sprocket / Raƙuman Waƙa ta Ƙarshen Mota / CQC OEM Ingancin Kayayyakin Masana'antu Kai Tsaye

Hitachi EX300-1 EX300-2 EX300-3 Ƙarƙashin MotaTayar Soccer/ Bibiyar Tuƙin ƘarsheSprocketRim – OEM Lambobin Sashe na Ma'ana 1022168, 71471228, AT202586

An ƙera ta CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.) – Ingancin OEM na asali Kayayyakin Masana'antu Kai Tsaye

Bayanin Fasaha

Wannan wallafe-wallafen fasaha yana ba da cikakkun takaddun injiniya don haɗakar sprocket guda uku masu mahimmanci ga Hitachi drive—lambobin sassan OEM masu alaƙa da juna 1022168, 71471228, da AT202586—wanda aka ƙera musamman don masu haƙa ramin hydraulic crawler na EX300-1, EX300-2, da EX300-3. Waɗannan haɗakar ƙafafun sprocket, waɗanda aka sanya su azaman rim na sprocket na ƙarshe na drive ko sprockets na drive, suna wakiltar ɓangaren watsa wutar lantarki na asali a cikin tsarin layin ƙarƙashin abin hawa. Sprocket wani kayan aiki ne mai tsari wanda aka sanye shi da haƙora waɗanda aka tsara don haɗawa da bushings na sarkar hanya, yana canza ƙarfin juyawa na motar tuƙi na ƙarshe zuwa ƙarfin ja mai layi wanda ke tura dukkan injin a fadin ƙasa. Kowane tan na kayan da mai haƙa rami ke motsawa da kowane mita da yake tafiya a cikin ƙasa mai ƙarfi sakamakon kai tsaye ne na ƙarfin da haƙoran sprocket ke yi akan sarkar.

Wannan bincike yana bincika kowace lamba ta hanyar ruwan tabarau na fasaha da yawa: ka'idodin injiniyan aiki na watsa karfin juyi, tsarin ƙarfe don aikace-aikacen haƙar ma'adinai masu tasiri, injiniyan tsarin masana'antu mai zurfi tare da mai da hankali kan fasahar ƙirƙirar da sarrafa zafi mai kyau, ƙa'idodi masu tsauri waɗanda suka haɗa da takardar shaidar ISO 9001: 2015, gano yanayin sawa da sharuɗɗan maye gurbin, da kuma la'akari da dabarun samowa don ayyukan haƙar ma'adinai a duk faɗin Kudancin Amurka, Ostiraliya, Turai, Rasha, da Tsakiyar Asiya. CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.) yana aiki a matsayin masana'antar OEM da ODM da aka haɗa a tsaye tare da sama da shekaru ashirin na ƙwarewa a cikin abubuwan haƙar ma'adinai na ƙarƙashin kera, wanda aka san shi a matsayin ɗaya daga cikin manyan masana'antun kayan ƙarƙashin kera uku a yankin Quanzhou, babban rukunin masana'antu na China don kera injuna masu nauyi.

Juyin halittar kamfanin daga wani bita na musamman na sassan kaya a ƙarshen shekarun 1990 zuwa matsayinsa na yanzu a matsayin babban kamfanin kera kayayyaki mai haɗa kai tsaye yana nuna mayar da hankali sosai kan yankin da ke ƙarƙashin motocin, yana saka hannun jari a cikin kadarorin kera kayayyaki na zamani da kuma haɓaka ƙwarewar fasaha mai zurfi a fannin ƙarfe da ilmin sinadarai na musamman ga tsarin bin diddigi. Wannan ƙwarewa mai zurfi tana ba CQC TRACK damar isar da sassan sprocket waɗanda ba wai kawai suka cika amma galibi sun wuce ƙa'idodin aikin OEM ba, tare da manufar dabarun kafa hanyar sadarwa mai kyau ta Cibiyoyin Sabis na Haƙar Ma'adinai a manyan wuraren hakar ma'adinai a duk duniya.

1. Gano Samfura da Rufe Aikace-aikacen

1.1 Tsarin Sunaye da Bayani Kan Ayyuka

Tuƙi mai juyawa, wanda kuma aka sani da ƙarshen ramin juyawa, rukunin sashe, ko ƙafafun juyawa, shine babban ɓangaren watsa wutar lantarki na tsarin ƙarƙashin abin hawa na mai haƙa. Ba kamar abubuwan da ba su da amfani kamar na'urori masu juyawa ko marasa aiki ba, ramin juyawa wani abu ne mai aiki, wanda ke motsawa wanda ke hulɗa kai tsaye da bututun sarkar hanya don tura injin. Haƙoran ramin juyawa suna haɗa shi da bututun silinda na sarkar hanya, suna jan sarkar a kusa da firam ɗin ƙarƙashin abin hawa a cikin madauki mai ci gaba, yana ba wa mai haƙa rami damar ci gaba, juyawa, da juyawa.

Ana amfani da kalmar 'sprocket' ga duk wani kayan aiki da ke da ƙarin radial da ke hulɗa da sarkar da ke motsawa a cikinta.SprocketAna iya shigar da s ko dai a ƙarshen injin da ke gaba ko kuma a bayansa, ko kuma wani lokacin a ƙarshen biyu. A kan injin haƙa rami, ana ɗora sprocket ɗin drive ɗin kai tsaye zuwa shaft ɗin fitarwa na motar tuƙi ta ƙarshe (motar tafiya) kuma yana nan a bayan firam ɗin ƙarƙashin abin hawa, a gaban injin tuƙi na gaba.

Babban nauyin aikin sprocket ɗin drive ɗin sun haɗa da:

• Canza Juyin Juya Hali zuwa Gajere: Canza juyin Juya Hali da injin tafiya na hydraulic ya samar zuwa ƙarfin jan layi wanda ke motsa sarkar hanya da kuma, sakamakon haka, dukkan injin.
• Haɗin Sarkar Daidaito: Yin hulɗa da bututun sarkar hanya tare da ainihin yanayin haƙori don tabbatar da isar da wutar lantarki mai santsi da daidaito ba tare da tsallakewa ko ɗaurewa ba.
• Rarraba Nauyi: Rarraba nauyin tuƙi daidai gwargwado a kan haƙora da bushings da yawa don hana wuraren damuwa masu yawa waɗanda zasu haifar da lalacewa ko gazawa da wuri.
• Sarrafa Alkibla: Yin aiki tare da na'urar rage gudu ta gaba da na'urorin juyawa don kiyaye daidaiton sarkar hanya yayin tafiya gaba, tafiya ta baya, da ayyukan juyawa.

Lambobin Sassan OEM 1.2 da Samfuran Haƙa Hitachi Masu Haɗawa

Haɗaɗɗun sprocket guda uku da aka rubuta a cikin wannan binciken sun yi daidai da takamaiman ƙayyadaddun injiniyan Hitachi OEM, suna ba da damar musanya kai tsaye ba tare da buƙatar gyare-gyare ga cibiyar tuƙi ta ƙarshe ko sassan sarkar waƙa ba. Teburin da ke ƙasa yana ba da cikakkun bayanai game da giciye:

Tsarin EX300-2, wanda ke wakiltar babban dandamalin waɗannan aikace-aikacen sprocket, yana da nauyin jigilar kaya na tan 28.6 da faɗin hanya na mm 600. Girman jigilar kaya shine mita 11.06 a tsayi, mita 3.39 a faɗi, da mita 3.41 a tsayi. EX300-1, EX300-2, da EX300-3 suna da tsarin ƙarƙashin abin hawa iri ɗaya, wanda ke sa waɗannan haɗakar sprocket ɗin su zama masu canzawa kai tsaye a cikin dukkan nau'ikan samfura guda uku. Littafin gyaran sabis na EX300-3C ya haɗa da cikakkun sassan ƙarƙashin abin hawa waɗanda suka shafi Bearing na Rukunin 1, Na'urar Tafiya ta Rukunin 2 (wanda ya haɗa da hanyar haɗin sprocket na ƙarshe na tuƙi), Mai Daidaita Track na Rukunin 4, Rukunin 5 na Gaba, da Rukunin 6 na Sama da Ƙasa, wanda ke tabbatar da yanayin haɗin tsarin ƙarƙashin abin hawa.

1.3 Tsarin Sassan da Tsarin Haɗawa

Cikakken taron sprocket na drive na ƙarshe ya ƙunshi ƙananan sassan da aka ƙera daidai gwargwado, kowannensu an ƙera shi bisa ga juriya mai ƙarfi:

• Gefen Sprocket (Zoben Hakori): Bangaren waje mai haƙori wanda ke hulɗa kai tsaye da bututun sarkar hanya. Haƙoran suna da tsarin involute daidai wanda aka tsara don haɗawa da bututun silinda na sarkar ba tare da haifar da gogayya ko lalacewa mai yawa ba.
• Cibiya (Haɗin Hawa): Babban ɓangaren sprocket ɗin da ke manne kai tsaye zuwa ga flange na cibiyar fitarwa ta motar direba ta ƙarshe. Cibiya tana haɗa ramukan ƙulli da aka haƙa daidai tare da saman wurin zama mai tauri.
• Kayan Haɗawa: Ƙullunan ƙarfe masu ƙarfi, wandunan wanki masu tauri, da goro masu kullewa (yawanci suna yin digiri 10.9 ko sama da haka) waɗanda ke ɗaure gefen sprocket zuwa cibiyar tuƙi ta ƙarshe. Don aikace-aikacen ajin haƙar ma'adinai, ƙayyadaddun ƙarfin bolt yawanci suna tsakanin 1,000 zuwa 1,100 Nm dangane da takamaiman girman manne.
• Tsarin Rarraba (Zaɓi): Don manyan azuzuwan haƙa rami ko kuma sauƙin kulawa, wasu ƙirar sprocket suna amfani da ginin da aka raba tare da guda 3-5 daban-daban waɗanda aka haɗa su a kusa da cibiyar tuƙi ta ƙarshe. Koyaya, ga ajin EX300-1/2/3, gefen sprocket mai yanki ɗaya shine tsarin da aka saba amfani da shi.

2. Bayani dalla-dalla game da girma da sigogin injiniya

2.1 Girman Shigarwa

Takamaiman girma na sprockets na Hitachi EX300-1/2/3, kamar yadda aka rubuta a cikin nassoshi na fasaha na masana'antu, sune kamar haka:

Waɗannan girma sun shafi tsarin sprocket na EX300-1, EX300-2, da EX300-3. Bambancin EX300-5 yana amfani da girma daban-daban kaɗan (A: 745, C: 481, H: 88, N: 20, D: 21.5) kuma bai kamata a musanya shi da sprockets na EX300-1/2/3 ba.

2.2 Bayanin Ma'aunin Kayan Aiki

Zaɓin matakin kayan aiki don sprockets na tuƙi yana ƙayyade tsawon rayuwar aikin ɓangaren a cikin yanayin haƙar ma'adinai mai yawan ɓarna. CQC TRACK tana ƙera sprockets na Hitachi ta amfani da ma'aunin ƙarfe mai inganci da aka zaɓa don takamaiman kaddarorin injinan su a aikace-aikacen watsa wutar lantarki:

Karfe Mai Zafi na ZG40Mn: Karfe mai ƙarfe mai ƙarfe da manganese wanda ke ba da juriya mai kyau ga lalacewa da kuma juriyar tasiri mai matsakaici. Wannan kayan ya dace da aikace-aikacen da aka saba yi inda matakan gogewa suke da matsakaici. Matsayin 40Mn yana ba da kyakkyawan damar jefa haƙori a cikin yanayin haƙori mai rikitarwa.

Karfe Mai Kauri 20CrMnTi: Karfe mai kauri chromium-manganese-titanium wanda ke ba da ƙarfi mai ƙarfi, juriyar lalacewa mai kyau, da kuma ƙarfin tasiri. Ƙarin titanium yana inganta tsarin hatsi, yana haifar da ingantaccen ƙarfin gajiya da juriya ga karyewar haƙori a ƙarƙashin nauyin girgiza. Wannan matakin shine kayan da aka fi so don amfani da sprocket na matakin haƙa ma'adinai.

42CrMo na ƙirƙira (Madadin Babban Mataki): Karfe mai ƙarfe da aka ƙera da chromium-molybdenum wanda ke ba da ƙarfi mai ban mamaki, ƙarfin taurare mai zurfi, da juriya mai ƙarfi ga tasiri. Don aikace-aikacen haƙar ma'adinai masu wahala inda tsawon lokacin aiki yake da mahimmanci, 42CrMo na ƙirƙira yana ba da mafi girman matakin aiki.

Kayayyakin Karfe Masu Ƙarfi: Kayayyakin da aka yi amfani da su a ƙarƙashin karusa tare da sprockets da aka yi amfani da su a zafi, masu aiki da kansu, da kuma na'urori masu juyawa yanzu suna kafa sabbin ƙa'idodi don tsawon rai na injin, rage lokacin aiki, da kuma haɓaka yawan aiki. Kayayyakin ƙarfe masu ƙarfi suna cikin ginshiƙin tsarin tuƙi na zamani. Waɗannan kayan suna tsayayya da gogewa da nakasa a ƙarƙashin kaya masu nauyi.

2.3 Ƙirƙira da Zane-zane: Abubuwan da za a Yi la'akari da su a Injiniya

Hanyar ƙera—ƙirƙira ko jefa—tana da tasiri sosai kan aikin sprocket da tsawon lokacin sabis a aikace-aikacen haƙar ma'adinai:

Ƙirƙirar Sprockets: Tsarin ƙera yana gyara tsarin ƙarfe na ciki, yana kawar da ramuka, kuma yana daidaita kwararar hatsi tare da hanyoyin damuwa na farko na ɓangaren. Sakamakon shine ingantattun halaye na injiniya waɗanda suka haɗa da ƙarfin tasiri mafi girma, juriya ga gajiya mafi kyau, da juriya ga mummunan lalacewa a ƙarƙashin nauyi mai yawa. Ƙirƙirar daidaitacce mai zafi (ƙirƙirar matsi da gyara daidai) na iya ƙera sassan sprocket ta hanyar tsari mai sauƙi, yana rage lokacin ƙera da farashi yayin da yake tabbatar da ƙarfin gasa.

Sprockets na Siminti: Simintin yana ba da damar yin amfani da yanayin haƙori mai rikitarwa kuma gabaɗaya yana da inganci ga yawan samarwa. Duk da haka, abubuwan da aka yi amfani da su wajen simintin siminti na iya ƙunsar ramuka na ciki ko abubuwan da za su iya zama wuraren fara fashewa a ƙarƙashin nauyin zagaye. Saboda wannan dalili, sprockets na ma'adinai don aikace-aikacen masu tasiri galibi ana ƙayyade su azaman abubuwan da aka ƙirƙira maimakon simintin simintin.

CQC TRACK tana amfani da hanyoyin masana'antu guda biyu dangane da takamaiman lambar sashi da buƙatun aikace-aikacen, tare da sprockets na matakin farko da aka samar ta hanyar hanyoyin ƙirƙirar abubuwa ta amfani da ƙarfe 52Mn, 55Mn, da 40CrNiMo, wanda ke tabbatar da ingantaccen kwararar hatsi da yawan kayan abu a cikin guraben abubuwan da ke ciki, wanda ke da mahimmanci ga ƙarfin tasiri da tsawon lokacin gajiya.

3. Injiniyan Kula da Zafi

3.1 Ka'idojin Ƙarfe don Aikace-aikacen Sprocket

Maganin zafi shine mafi mahimmancin aikin masana'antu wanda ke ƙayyade tsawon lokacin aikin sprocket a aikace-aikacen haƙar ma'adinai. A duniyar manyan injuna, abubuwan da ke ƙarƙashin abin hawa koyaushe suna yaƙi da gogayya, matsin lamba, da mahalli masu lalata. Kowane sprocket, na'ura mai juyawa, da takalman waƙa suna aiki ƙarƙashin nauyi mai yawa da kuma maimaitawa. Don tsira a cikin irin wannan yanayi mai wahala, taurin abu yana da mahimmanci - kuma cimma wannan taurin ya dogara ne akan ingantaccen maganin zafi.

Maganin zafi ba wai kawai mataki ne a masana'antu ba; kimiyya ce da ke canza ƙarfe a matakin ƙwayoyin halitta. Ta hanyar zagayowar dumama da sanyaya da aka sarrafa - galibi kashewa da dumama - ƙarfe yana cimma daidaito tsakanin tauri da tauri. Ga abubuwan da ke ƙarƙashin ɗaukar kaya na haƙa rami, wannan daidaito yana ƙayyade tsawon lokacin da wani ɓangare zai iya jurewa kafin gajiya ko lalacewa ta faru.

Tsarin kashe ƙarfe shine inda ainihin ƙarfin ƙarfe ke farawa. Ana dumama ɓangaren zuwa yanayin zafi mai mahimmanci (yawanci kusan 850–900°C), inda tsarin kristal ɗinsa ke canzawa zuwa austenite. Sannan ana sanyaya shi da sauri - yawanci ta hanyar nutsewa cikin ruwa ko mai. Wannan faɗuwar zafin jiki kwatsam yana kulle ƙwayoyin carbon a wurinsa, yana samar da wani ƙaramin tsari mai tauri amma mai rauni wanda aka sani da martensite. Ta haka ake ƙirƙirar saman da ke da tauri, mai jure lalacewa wanda ke da mahimmanci ga haƙoran sprocket.

3.2 Tsarin Kashewa da Ƙarfafawa

Duk da cewa kashewa yana ba da tauri, yana kuma haifar da karyewa. Tsaftacewa shine muhimmin matakin bin diddigi wanda ke rage damuwa a ciki da kuma dawo da danshi. Ana sake dumama bangaren zuwa ƙaramin zafin jiki mai sarrafawa (yawanci tsakanin 150-500°C) kuma a riƙe shi na wani lokaci kafin a rage sanyaya shi a hankali. Wannan tsari yana rage tauri sosai amma yana inganta tauri, juriyar tasiri, da sassauci sosai. Sakamakon shine haɗuwa mai kyau - saman da ya taurare, mai jure lalacewa da kuma ƙwanƙolin ƙarfi, mai sassauƙa - cikakke ga sprockets waɗanda dole ne su jure wa lodi da girgiza masu ƙarfi.

Sprockets da aka yi wa magani da zafi suna kiyaye ingantaccen yanayin haƙori na tsawon lokaci, suna tabbatar da cewa suna aiki da kyau tare da sarƙoƙin waƙa. Wannan yana rage lalacewar sarƙoƙi kuma yana hana lalacewa da wuri.

3.3 Bayanan Tauri

Ga ƙwayoyin halittar Hitachi EX300-1/2/3, taurin saman yawanci yana farawa daga HRC 42 zuwa HRC 56 dangane da takamaiman ƙayyadaddun masana'antu, yana rage lalacewa da tsawaita tsawon rai. Ƙwayoyin halittar da aka yi amfani da su don yin haƙar ma'adinai masu tsanani suna samun taurin saman HRC 52-58 tare da zurfin akwati na 8-12mm, suna ba da tsawon rai na lalacewa a ƙarƙashin yanayin bushewa mai yawa, gami da ƙasa mai arzikin silica, hanyoyin da aka murƙushe na hawa dutse, da kayan da suka cika da silica.

3.4 Kula da Inganci da Daidaito

Ingancin maganin zafi yana buƙatar ingantaccen kula da inganci. Dole ne masana'antun su ci gaba da sa ido kan daidaiton zafin jiki, lokacin jiƙawa, saurin sanyaya, da tsarin ƙarfe don tabbatar da cewa tsarin ya cika buƙatun aiki. Yin watsi da waɗannan sigogi - ko dogaro da maganin zafi mara daidaituwa - na iya rage tsawon rayuwar kayan aiki sosai. Ko da ƙananan bambance-bambancen zafin jiki yayin kashewa ko dumamawa na iya haifar da tauri mara daidaituwa, yana haifar da lalacewa da wuri, fashewa, ko rashin kwanciyar hankali na girma.

Ana yin gwaje-gwaje masu tsauri don tabbatar da tauri iri ɗaya, juriya ga tasiri, da ƙarfin gajiya. Wannan matakin inganci yana rage yiwuwar gazawa ba zato ba tsammani kuma yana tabbatar da cewa injuna suna aiki a mafi girman aiki na tsawon lokaci.

4. Injiniyan Tsarin Masana'antu

4.1 Fasahar Ƙirƙirar Rufe-Mutu

CQC TRACK tana amfani da hanyoyin ƙirƙira na zamani don samar da sprocket mai inganci. Tsarin ƙirƙirar ƙera ƙwai mai inganci mai matakai da yawa ya haɗa da:

Babban Haɗawa Mai Zafi: Ana sanya wani billet mai zafi a cikin wani abin ƙarfafawa da aka ɗora a kan injin buga takardu don rarraba girma, yana tabbatar da siffar kayan da yawa.

Na Biyu: Ana sanya kayan da aka ƙera da zafi a cikin wani abin toshewa don samar da fuskar haƙarƙari, wanda ke kafa tsarin tsarin asali.

Ƙirƙirar Zafi ta Ƙasa da Ƙasa: Ana sanya kayan da aka ƙera da zafi a cikin abin rufe fuska don kiyaye kusurwoyi da layukan fuskar da ke da haƙori da kuma fuskar haƙarƙari, don cimma daidaiton girma na ƙarshe.

Gyaran-Haɓaka-Haɓaka: Ana sanya kayan da aka ƙera da zafi a cikin jagorar samfuri na mayafin haɓa-haɓaka don kawar da walƙiya da kuma samar da ramukan ƙugiya a lokaci guda, tare da kawar da buƙatar ƙarin ayyukan injin.

4.2 Ƙarfin Injin CNC

Ana yin amfani da dukkan muhimman saman kayan aikin Hitachi masu auna ma'aunin cross-reference ta amfani da na'urorin CNC na zamani, injunan niƙa, da cibiyoyin haƙa waɗanda ke yin ayyukan injina masu ƙarfi da ƙarewa bisa ga ƙa'idodin daidaiton girma na ISO 2768-mK. Amfani da dabarun taurarewa da daidaitawa na musamman yana tabbatar da cewa samfuran suna da halaye na injiniya masu ban mamaki, juriya ta musamman, da kuma juriya ga nakasa da karyewa. An ƙera su ta amfani da cibiyoyin injina na zamani da na'urorin CNC masu tsaye don cika ƙa'idodi masu tsauri.

4.3 Tsarin Aiki na Haɗaka

Kwarewar masana'antar kamfanin ta ginu ne akan cikakken haɗin kai tsaye da kuma tsarin sarrafawa mai tsari:

• Haɗin gwiwar Ƙirƙira da Ƙirƙira a Cikin Gida: Amfani da ƙarfe mai inganci na Mn 52, Mn 55, da 40CrNiMo ta hanyar sarrafa dabarun sarrafa sigogin ƙirƙira, tabbatar da ingantaccen kwararar hatsi da yawan kayan aiki a cikin guraben abubuwan da aka haɗa.
• Cibiyoyin Injin CNC: Batirin injinan injinan CNC na zamani, injunan niƙa, da cibiyoyin haƙa rami suna yin injinan da ba su da ƙarfi da ƙarewa bisa ga jurewar ISO 2768-mK.
• Layukan Gyaran Zafi Masu Ci Gaba: Tanderun dumama mai ƙarfi da aka sarrafa ta kwamfuta suna samun zurfin taurin akwati iri ɗaya na HRC 52–58 tare da zurfin akwati 8–12mm.
• Rufin Hana Tsatsa: Tsarin fenti na masana'antu wanda ke ba da kariya daga tsatsa na dogon lokaci, ana samunsa a launuka baƙi, rawaya, ko na musamman don dacewa da takamaiman buƙatun abokin ciniki.

5. Tsarin Tabbatar da Inganci da Gwaji

5.1 ISO 9001: 2015 An Tabbatar da Masana'antu

Ana ƙera kowace sprocket ta CQC TRACK a ƙarƙashin takaddun ISO 9001:2015, tare da abubuwan da aka gano daga rasitin kayan da aka samu har zuwa gama haɗa su. Tsarin kula da inganci ya ƙunshi dukkan matakan samarwa:

• Takaddun Shaidar Kayan Aiki: Takaddun shaida na kayan aiki masu shigowa wanda ke tabbatar da abubuwan da aka haɗa da ƙarfe da halayen injina bisa ga ƙa'idodin masana'antu, gami da takaddun shaida na gwajin injina.
• Tabbatar da Ƙirƙira: Duba guraben da aka ƙirƙira don tabbatar da daidaiton girma, ingancin saman, da kuma rashin lahani na ciki ta amfani da gwajin ultrasonic.
• Tabbatar da Maganin Zafi: Tabbatar da bayanan tauri da zurfin akwati ta amfani da na'urorin gwajin tauri na Rockwell da aka daidaita da kuma gwajin ƙarfe.
• Binciken Girman Inji: Ana gudanar da bincike na girma da na ƙarshe ta amfani da CMM (Injin aunawa mai daidaitawa) da kayan aikin auna daidaito.
• Gwaji na Ƙarshe: Dubawa ta gani na bayanan haƙori, tabbatar da ramin ƙulli, da gwajin daidaito mai ƙarfi inda ya dace.

5.2 Dubawa da Takaddun Shaida

Ana yin cikakken duba girman sprockets ta amfani da kayan aikin aunawa masu daidaito. Kowane muhimmin girma ana tabbatar da shi bisa ga ƙa'idar injiniyan OEM, tare da adana bayanan dubawa don cikakken ganowa. Manyan wuraren dubawa sun haɗa da:

• Tabbatar da diamita gaba ɗaya bisa ga ƙayyadaddun bayanai (Girman A: 701mm don EX300-1/2/3)
• Tabbatar da adadin haƙori (Z: 21 haƙora)
• Ma'aunin diamita na da'irar rami (C: 465mm)
• Tabbatar da diamita na ramin Bolt (N: 20mm)
• Duba daidaiton haɗin gwiwa na Hub
• Duba yanayin haƙori ta amfani da ma'auni na musamman

Ana samun rahotannin dubawa na girma da takaddun shaida na gwajin ƙarfe idan an buƙata, suna ba ƙwararrun masu siye shaidar da aka tabbatar da ingancin aiki.

5.3 Garanti da Tsammanin Rayuwar Sabis

Garantin da masana'antu ke bayarwa ga sprockets bayan an sayar da su yawanci yana tsakanin watanni 12 zuwa 24 dangane da masana'anta da aikace-aikacen. Ga sprockets na Hitachi EX300-1/2/3 da CQC TRACK ta ƙera, lokutan garanti sun dace da buƙatun abokin ciniki da tsananin aikace-aikacen. Tsawon lokacin sabis na yau da kullun a aikace-aikacen haƙar ma'adinai ya kama daga awanni 10,000 zuwa 15,000 dangane da yanayin ƙasa, ayyukan masu aiki, da jadawalin kulawa, tare da ingantaccen kulawa. Ga yanayin da ke da wahalar lalacewa, ana iya rage tsawon lokacin sabis ɗin daidai gwargwado.

5.4 Kariya da Marufi daga Tsatsa

An shafa saman sprocket ɗin da fenti na masana'antu mai hana lalata, wanda ake samu a launuka baƙi, rawaya, ko na musamman don dacewa da ƙa'idodin abokin ciniki. Rufin yana kare sprocket ɗin daga tsatsa da kuma mummunan fallasa shi ga muhalli yayin ajiya da ayyukan gona.

Ana naɗe sprockets ɗin da aka gama da fim ɗin hana tsatsa sannan a saka su a cikin fakiti ko akwatunan katako masu feshi waɗanda suka dace da jigilar kaya a teku na duniya. Kowace fakitin an yi mata lakabi da lambar sashi, girma, da adadi don sauƙin sarrafawa da ganowa a tashoshin jiragen ruwa da rumbunan ajiya. Marufi ya cika ƙa'idodin jigilar kaya na ƙasashen duniya don fitar da kaya daga tashoshin jiragen ruwa na China zuwa wurare daban-daban a duk duniya, tare da akwatunan katako masu feshi waɗanda suka bi ƙa'idodin tsabtace jiki na ISPM 15.

6. Ka'idojin Ganewar Lalacewa da Sauyawar Lalacewa

6.1 Manyan Alamomin Sakawa

Ga ayyukan haƙar ma'adinai da ke kula da jiragen haƙar ma'adinai na Hitachi EX300-1/2/3, gano lalacewar sprocket da wuri yana da mahimmanci don hana lalacewar sarƙoƙin hanya da sassan tuƙi na ƙarshe. Ya kamata a sa ido kan waɗannan alamun lalacewa:

Rage Kauri Hakori: Hakoran da aka sawa ƙasa da kashi 70% na kauri na asali yana nuna cewa ana buƙatar maye gurbinsu nan take. Ana iya auna su ta amfani da ma'aunin gyaran haƙori ko ma'aunin gyaran haƙori na musamman.

Tsarin Ƙugi: Lokacin da fuskar tuƙi ta haƙorin sprocket ta haifar da siffar "ƙugiya" ko siffar da ba ta da kyau, wannan yana nuna cewa lalacewa mai yawa ta wuce iyaka da aka yarda da ita. Tsarin ƙugiya yana rage ingancin tuƙi kuma yana hanzarta lalacewar sarkar bushing.

Yankunan Tushen Hakori Masu Fashewa: Ya kamata a riƙa duba fatar haƙori akai-akai. Fashewar da ke yankin tushen haƙori na nuna gajiyar damuwa kuma yana iya haifar da mummunan lalacewar haƙori idan ba a magance shi da sauri ba.

Tsawaita Ramin Bolt: Tsawaita ko lalacewar ramukan bolt ɗin da ke hawa yana nuna cewa sprocket ɗin yana aiki da bolts marasa ƙarfi ko kuma an yi amfani da ƙarfin juyi mai yawa. Wannan yanayin yana lalata haɗin sprocket ɗin da aka sanya a cibiyar tuƙi ta ƙarshe.

Tsarin Lalacewar Hakori Mara Daidai: Idan wasu haƙora sun nuna lalacewa sosai fiye da wasu, wannan na iya nuna rashin daidaito tsakanin sprocket da sarkar hanya ko kuma matsala tare da haɗin gwiwar ƙarshen shaft na fitarwa.

6.2 Tsarin Tazarar Sauyawa

Tsarin da aka kula da shi sosai yana rage farashin aiki na dogon lokaci. Lokacin maye gurbin tsarin layin dogo, koyaushe a duba kuma wataƙila a maye gurbin tsarin dogo don daidaita lalacewa. Dalilin tattalin arziki abu ne mai sauƙi: sanya sabon tsarin layin dogo akan tsarin da aka lalace zai hanzarta lalacewa akan sabon tsarin, wanda hakan zai rage rayuwar tsarin gaba ɗaya. Akasin haka, sanya sabon tsarin dogo akan tsarin da aka lalace zai haifar da saurin lalacewa da gazawar tsarin dogo da wuri.

Ga ayyukan haƙar ma'adinai, dabarun maye gurbin da aka ba da shawarar shine a maye gurbin sarkar sprocket da track a matsayin saitin da ya dace duk lokacin da ɗayan ɓangarorin biyu suka kai ƙarshen rayuwar aikinsu.

7. Mafi kyawun Ayyukan Shigarwa

7.1 Shiri Kafin Shigarwa

Shigar da ingantaccen sprocket na tuƙi a kan injin haƙa rami na Hitachi EX300-1/2/3 yana da matuƙar muhimmanci don cimma tsawon lokacin da ake tsammani na aiki. Ya kamata a bi waɗannan hanyoyin:

1. Shiri a Wurin: Ajiye injin a kan ƙasa mai kyau. Sanya birkin ajiye motoci. Toshe hanyoyin a wuri mai kyau don hana motsi ba tare da an yi niyya ba. Saki tashin hankalin hanyar ta hanyar silinda mai don ba da damar cire sarkar hanyar idan ya cancanta.
2. Duba Kayan Aiki: Kafin shigarwa, duba cibiyar fitarwa ta ƙarshe don ganin lalacewar spline, tsatsa, ko lalacewa. Tsaftace saman cibiyar sosai, cire duk tarkace, tsoffin kayan gasket, da tsatsa.
3. Duba Kayan Aiki: Duba duk kusoshin da aka ɗora don ganin ko zare ya lalace ko kuma shimfiɗawa. Don aikace-aikacen matakin haƙar ma'adinai, yi amfani da sabbin kusoshi da wandunan wanki masu ƙimar digiri 10.9 ko sama da haka.

7.2 Bayanan Karfin Juyawa

Ga sprockets na tuƙi na aji EX300, waɗannan ƙayyadaddun ƙarfin juyi suna aiki:

• Maki na Bolt: 10.9 ko sama da haka
• Girman Bolt: Yawanci M20–M24 ya danganta da takamaiman tsarin tuƙi na ƙarshe
• Darajar Karfin Juyawa: 1,000–1,100 Nm (738–811 lb-ft)
• Tsarin Juyawa: Tsarin da aka yi amfani da shi a matakai uku masu ci gaba

A shafa wani sinadari mai inganci na hana kamawa (kamar Komatsu P/N 20Y-63-12200 ko makamancin haka) a kan zaren kafin a saka shi don hana yin kumbura da kuma tabbatar da ingantaccen karatun karfin juyi. A yi amfani da madaurin juyi a cikin tsari mai tsauri zuwa ga ƙimar da aka ƙayyade ta amfani da makunnin juyi mai daidaito.

7.3 Tabbatarwa Bayan Shigarwa

Bayan shigarwa, yi waɗannan matakan tabbatarwa:

1. Daidaita Tashin Hankali na Layin Hanya: Sake daidaita tashin hankalin hanya bisa ga ƙa'idodin Hitachi EX300 (yawanci ana auna shi azaman tashin layin tsakanin mai tsayawa na gaba da mai naɗa layin farko).
2. Duba Juyawa: A hankali a juya sarkar hanya ta hanyar aƙalla cikakken juyi ɗaya yayin da ake sauraron ƙarar da ba a saba gani ba da kuma lura da yadda hakora ke shiga cikin bututu.
3. Sake Juya Ƙarfin Bolt: Bayan sa'o'i 2-4 na aiki, sake juyar da ƙusoshin da ke ɗora sprocket zuwa ƙimar da aka ƙayyade don la'akari da wurin zama na farko da faɗaɗa zafi.

8. Aikace-aikacen Kasuwar Yanki: Injiniya Mai Mayar da Hankali Kan Haƙar Ma'adinai

8.1 Kudancin Amurka: Ma'adinan ƙarfe na Brazil, Tagulla na Chile, da Ayyukan Polymetal na Peru

Kasuwar haƙar ma'adinai ta Kudancin Amurka tana gabatar da buƙatu na musamman na sassan ƙarƙashin kaya, inda ayyukan suka mayar da hankali kan ma'adinan ƙarfe na Brazil, ma'adinan jan ƙarfe na Chile, da ayyukan ƙarfe na Peru. Kasuwar manyan injina ta yankin tana da babban buƙatar injinan haƙar ma'adinai a cikin nau'in tan 28-30, tare da kayan aikin jerin Hitachi EX300 da aka baza sosai a cikin haƙar ma'adinai, haƙar ma'adinai, da manyan ayyukan ababen more rayuwa. A Brazil, ma'adinan ƙarfe na Vale's Carajás da sauran manyan ayyukan suna amfani da injinan haƙar ma'adinai na aji EX300 don cire kaya da sarrafa kayan aiki. Masana'antar haƙar ma'adinai ta jan ƙarfe ta Chile, mafi girma a duniya, ta dogara ne da injinan haƙar ma'adinai masu nauyi don ayyukan buɗe rami a yankin Hamadar Atacama. Ma'adinan Antamina da Cerro Verde na Peru suna wakiltar ƙarin manyan yankunan da aka tura kayan aikin Hitachi.

Ga abokan cinikin haƙar ma'adinai na Kudancin Amurka, kamfanonin haƙar ma'adinai na Hitachi na CQC TRACK suna ba da shawara mai kyau game da ƙima: inganci mai kyau na OEM a farashi mai kyau, tare da ikon samar da adadi mai yawa ta hanyar hanyoyin fitar da kayayyaki. Matsayin kamfanin a Quanzhou - babban rukunin masana'antu don kera injuna masu nauyi tare da kusanci da manyan tashoshin jiragen ruwa na duniya - yana ba da damar ingantaccen jigilar kayayyaki zuwa wurare na Latin Amurka ciki har da Brazil (tashoshin jiragen ruwa na Santos, Rio de Janeiro), Chile (tashoshin jiragen ruwa na Valparaíso, San Antonio), Peru (tashar jiragen ruwa ta Callao), Colombia, da Mexico.

8.2 Ostiraliya: Queensland Coal, Pilbara Iron Ma'adinai, da Ayyukan Zinare Fields

Masana'antar haƙar ma'adinai ta Ostiraliya tana buƙatar sassan da suka dace da ko suka wuce ƙa'idodin aikin OEM, tare da wadatar wadata mai ɗorewa da kuma garantin masana'antu. Masu gudanar da aikin Ostiraliya suna neman sassan da suka dace da manufa, waɗanda suka yi daidai da ingancin OEM ko sama da haka, tare da ingantattun hanyoyin samar da kayayyaki da takaddun shaida masu inganci. Yankin Pilbara na Yammacin Ostiraliya - gida ga manyan ayyukan haƙar ma'adinai na ƙarfe a duniya - yana wakiltar babban yankin da ake amfani da shi don haƙar ma'adinai na aji na Hitachi EX300. Ma'adinan kwal na Bowen Basin na Queensland, Hunter Valley a New South Wales, da filayen zinare na Yammacin Ostiraliya suma suna amfani da haƙar ma'adinai na jerin EX300 don cire kaya masu yawa, haƙar ma'adinai, da sarrafa ma'adinai.

Tsarin kera na CQC TRACK ya dace da waɗannan buƙatu ta hanyar takardar shaidar ISO 9001:2015, cikakkun ka'idojin gwaji, da kuma cikakken bin diddigin sassan. Ga abokan cinikin Ostiraliya da ke aiki da injin haƙa Hitachi EX300-1, EX300-2, da EX300-3 a cikin ayyukan haƙar ƙarfe, kwal, zinariya, da ƙarfe na tushe, waɗannan injinan haƙar ƙarfe suna ba da ingantaccen aiki a cikin yanayin da ke da tasiri mai yawa, mai yawan gogewa wanda ke da alaƙa da wuraren haƙar ma'adinai na Ostiraliya. Injinan haƙora masu zafi suna kiyaye ingantaccen bayanin haƙora na tsawon lokaci, suna tabbatar da haɗin gwiwa mai santsi da sarƙoƙin hanya, suna rage lalacewar sarƙoƙi da hana gazawa da wuri a cikin yanayin ƙasa mai yawan gogewa na Ostiraliya.

8.3 Turai: Aikin hakar ma'adinai na Jamus, Kayayyakin more rayuwa na Faransa, da kuma hakar ma'adinai na Scandinavia

Kasuwar Turai tana buƙatar sassan ƙarƙashin kaya don bin umarnin EU da ƙa'idodin aminci. EN 474-12:2006/A1:2008 ya shafi masu haƙa kebul da tsarin ƙarƙashinsu, yana kafa muhimman buƙatun lafiya da aminci waɗanda alamar CE ta tabbatar. Masana'antar haƙa dutse ta Jamus, musamman a yankunan Rhineland da Bavaria, tana amfani da masu haƙa dutse na aji EX300 don haƙo dutse, basalt, da sauran haƙo mai. Sashen haɓaka ababen more rayuwa na Faransa da masana'antar haƙa ma'adinai ta Scandinavia (ma'adinan ƙarfe na Kiruna na LKAB a Sweden, ma'adinan Pyhäsalmi a Finland) suna wakiltar ƙarin manyan yankuna na aikace-aikace.

CQC TRACK tana kula da takardun fasaha da bayanan inganci waɗanda ke tallafawa sanarwar bin ƙa'idodin CE ga abokan cinikin Turai. Ga masu rarraba sassan, dillalan kayan aiki, da cibiyoyin hidimar ma'adinai a duk faɗin Jamus, Faransa, Scandinavia, da Gabashin Turai, kamfanin yana ba da cikakkun fakitin bayanai na fasaha waɗanda suka haɗa da ƙayyadaddun bayanai na girma, takaddun shaida na kayan aiki, da bayanan maganin zafi. Na'urorin zamani na zamani da sprockets galibi suna haɗa da tsarin hatimi na zamani da rufin da ke jure lalacewa, suna kare daga datti, ruwa, da tasiri a yanayin aiki na Turai.

8.4 Rasha da Tsakiyar Asiya: Haƙar ma'adinai na Siberia, Tagulla na Kazakhstan, da Ayyukan Mongolia

Bayan sake daidaita hanyoyin samar da kayayyaki na duniya, masu hakar ma'adinai na Rasha da Tsakiyar Asiya suna ƙara samun kayan aiki masu nauyi daga masana'antun China. Bayanan da aka samu kwanan nan sun nuna cewa kusan kashi 70% na kamfanonin Rasha sun zaɓi madadin masana'antun China don maye gurbin kayan aikin Yammacin duniya, inda Kazakhstan ke wakiltar kasuwa mai tasowa don fitar da kayan aikin haƙar ma'adinai na China. Babban masana'antar haƙar ma'adinai ta Rasha - gami da ayyukan Norilsk Nickel a Siberia, kwal na Kuzbass, da ayyukan haƙar zinare daban-daban a Gabas Mai Nisa ta Rasha - suna amfani da injinan haƙa ma'adinai na EX300 don aikace-aikacen aiki mai nauyi. Ayyukan haƙar tagulla na Kazakhstan (Kazakhmys, KAZ Minerals) da ma'adinan tagulla na Oyu Tolgoi a Mongolia suna wakiltar ƙarin manyan yankunan da aka tura.

Ga abokan ciniki a Rasha, Kazakhstan, Uzbekistan, da Mongolia, CQC TRACK tana samar da ingantaccen wadata ta hanyar hanyoyin fitar da kaya, tare da marufi da ya dace da jigilar jiragen ƙasa da na ƙasa a cikin hanyoyin Tsakiyar Asiya. Ƙarfin masana'antu na kamfanin yana tallafawa odar yawan aiki don ayyukan haƙar ma'adinai da ke buƙatar jadawalin maye gurbin jiragen ƙasa na yau da kullun. Abubuwan da ke cikin kasuwa masu inganci - kamar sprockets, sarƙoƙin hanya, rollers, da idlers - suna ba da dorewa da aminci yayin da galibi suna da ƙarancin farashi fiye da takwarorin OEM, wanda ke sa gyaran jiragen ruwa ya fi yiwuwa kuma ana iya sarrafa su da kuɗi.

8.5 Tsarin Cibiyar Sabis

Manufar CQC TRACK ita ce ta kafa, kai tsaye ko ta hanyar masu rarrabawa da aka ba izini, cibiyar sadarwa mai kyau ta Cibiyoyin Kula da Haƙar Ma'adinai a manyan wuraren haƙar ma'adinai a faɗin duniya waɗanda ke ba da cikakken sabis na kula da ƙananan motocin haya na musamman. Waɗannan cibiyoyin sabis suna ɗaukar ƙwararrun ƙwararru masu ƙwarewa da kayan aiki masu dacewa, waɗanda ke da goyon bayan mafi kyawun kayan aiki don ba da damar injina su yi aiki da sauri da aminci.

9. La'akari da Neman Ƙwararrun Masu Sayayya

9.1 Tabbatar da Ma'ana

Kafin siyan kayan haɗin jirgin ƙasa na bayan kasuwa, ƙwararrun masu siye ya kamata su tabbatar da daidaito ta amfani da lambar serial na injin da takamaiman lambar sassan OEM. Masana'antun bayan kasuwa yawanci suna ba da tebura masu alaƙa da juna waɗanda ke ba da damar daidaita sassan su kai tsaye da lambobin OEM. Lambobin sassan da aka rubuta a cikin wannan binciken—1022168, 71471228, da AT202586—suna aiki azaman manyan nassoshi na OEM don yin odar kai tsaye ta hanyar amfani da nassoshi. Lambobin kayan haɗin asali don dalilai na kwatantawa ne kawai.

9.2 Bukatun Takardun Inganci

Lokacin neman sprockets don aikace-aikacen haƙar ma'adinai, nemi takaddun inganci na mai kaya, gami da:

• Takaddun shaida na ISO 9001: 2015
• Rahotannin dubawa na girma
• Takaddun shaida na gwajin ƙarfe (tabbatar da ingancin kayan aiki)
• Bayanan maganin zafi (bayanan tauri da zurfin akwati)
• Takaddun shaida na gwajin injin don kayan masarufi
• Takaddun shaidar matakin Bolt (inda aka haɗa kayan aiki)

Masana'antun da aka san su suna da cikakken ikon ganowa daga kayan da aka ƙera zuwa waɗanda aka gama haɗawa, wanda ke ba da damar tabbatar da ingancin kayan, sigogin maganin zafi, da kuma bin ƙa'idodin girma. Ga sassan ƙarfe kamar sprockets, bambancin inganci tsakanin OEM da bayan kasuwa ya fi game da ingancin kayan da kuma maganin zafi. Ana iya auna su kuma a tabbatar da su ta hanyar gwaje-gwajen tauri da nazarin ƙarfe.

9.3 Tsarin Samar da Kayayyaki da Lokacin Jagoranci

Ga ayyukan haƙar ma'adinai da ke buƙatar jadawalin maye gurbin jiragen ƙasa na yau da kullun, wadatar wadata mai daidaito yana da matuƙar muhimmanci. CQC TRACK tana kula da kayan da aka gama don lambobin sassan da ake buƙata sosai, gami da haɗawar sprocket 1022168, 71471228, da AT202586, tare da lokutan jagora na kwanaki 7-30 dangane da girman oda da inda za a je. Ana iya yin shawarwari kan mafi ƙarancin adadin oda, tare da samfuran da ake da su don gwajin cancanta. Ikon samar da kayayyaki na kamfanin yana da yawa, tare da damar har zuwa guda 10,000 a kowane wata don samar da sprocket.

9.4 Inganta Farashi Ta Hanyar Samun Kasuwa Bayan Kasuwa

Abubuwan da ke ƙarƙashin motar ɗaukar kaya na iya ɗaukar har zuwa kashi 50% na kuɗin aikin injin a tsawon lokacin aikinsa. Don ayyukan haƙar ma'adinai da ke kula da manyan jiragen haƙa na Hitachi, samun sprockets na baya-bayan nan na OEM daga masana'antun musamman kamar CQC TRACK yana ba da babban tanadin kuɗi ba tare da lalata inganci ko aminci ba. Masana'antar da kamfanin ke samarwa a tsaye - wanda ya haɗa da ƙirƙira, gyaran zafi, injinan CNC, da haɗawa - yana kawar da alamun sarkar samar da kayayyaki da yawa, wanda ke ba da damar farashi mai kyau ga masu siye da yawa.

Sauyin ya samo asali ne daga dalilai da dama. Na farko, hauhawar farashin injina da matsin lamba na kasafin kuɗi sun sanya sassan bayan kasuwa su zama jari mai kyau. 'Yan kwangila da manajojin jiragen ruwa suna neman mafita waɗanda ke rage kashe kuɗi ba tare da yin illa ga aiki ba. Dorewa da aiki sun inganta sosai a ɓangaren bayan kasuwa. Masana'antun yanzu suna amfani da hanyoyin ƙirƙira na zamani, injinan CNC, da kuma hanyoyin sarrafa zafi don samar da abubuwan da suka dace da ƙayyadaddun ƙayyadaddun OEM. Karfe mai ƙarfi, kayan ƙasa masu daidaito, da hatimi masu layuka da yawa suna tabbatar da tsawon rai da aiki mai inganci a ƙarƙashin mawuyacin yanayi.

10. Tambayoyin da ake yawan yi game da ayyukan hakar ma'adinai

T1: Menene bambanci tsakanin sprocket na tuƙi da kuma ɓangaren sprocket/rim?

Maƙallin tuƙi shine cikakken haɗin ƙafafun haƙori wanda ke hawa zuwa cibiyar tuƙi ta ƙarshe. Gefen ko sashi na maƙallin tuƙi yana nufin zoben waje mai haƙori wanda ke haɗa sarkar hanya. Ga masu haƙa ramin EX300-1/2/3, maƙallin tuƙi yawanci ƙira ce ta yanki ɗaya maimakon a raba ta.

T2: Ta yaya zan tabbatar da wane lambar ɓangaren sprocket na injin haƙa na Hitachi EX300 da nake buƙata?

Tabbatar ta amfani da lambar serial na na'ura da takamaiman lambar sassan OEM daga littafin jagorar sassa. Lambobin sassa uku da aka rufe a cikin wannan binciken—1022168, 71471228, da AT202586—sun rufe kewayon samfurin EX300-1, EX300-2, da EX300-3. Lura cewa EX300-5 yana amfani da girma dabam-dabam kuma bai kamata a musanya shi ba.

T3: Waɗanne kayan aiki ake amfani da su a cikin sprockets na CQC TRACK don injin haƙa EX300?

CQC TRACK yana amfani da ƙarfe mai ƙarfi na ZG40Mn, ƙarfe mai ƙarfe na 20CrMnTi, kuma don aikace-aikacen matakin ƙima, an ƙera ƙarfe mai ƙarfe na 42CrMo, wanda aka taurare shi zuwa HRC 52–58 tare da zurfin akwati na 8–12mm don juriya ga lalacewa mafi kyau.

Q4: Shin waɗannan sprockets ɗin suna maye gurbin sassan Hitachi OEM kai tsaye?

Ee, duk sprockets ɗin da CQC TRACK ya ƙera su ne madadin OEM kai tsaye, waɗanda aka ƙera bisa ga ƙa'idodin injiniya na asali na Hitachi don daidaiton girma da kaddarorin injiniya.

T5: Waɗanne takaddun shaida masu inganci ne CQC TRACK ke riƙe da su?

CQC TRACK tana aiki a ƙarƙashin tsarin kula da inganci wanda aka tabbatar da ingancin ISO 9001:2015 tare da cikakken bin diddigin abubuwan da aka haɗa daga kayan aiki har zuwa gama haɗuwa.

T6: Menene tsawon rayuwar sprocket a aikace-aikacen hakar ma'adinai?

Tsawon lokacin aikin haƙar ma'adinai a fannin hakar ma'adinai yawanci yana kama daga awanni 10,000 zuwa 15,000, ya danganta da yanayin ƙasa, ayyukan masu aiki, da jadawalin kulawa.

T7: Yaushe ya kamata in maye gurbin sprocket ɗin drive ɗin injin haƙa rami na?

A maye gurbin sprocket ɗin idan haƙoran suka yi kasa da kashi 70% na kauri na asali, lokacin da samuwar "ƙugiya" ke bayyana a kan bayanan haƙoran, ko kuma lokacin da tsagewar ta bayyana a wuraren tushen haƙoran.

T8: Shin ya kamata in maye gurbin sprocket lokacin da na maye gurbin sarkar hanya?

Eh. Lokacin da ake maye gurbin sarkar hanya, koyaushe a duba kuma wataƙila a maye gurbin sprockets don daidaiton lalacewa. Sanya sabon sarka a kan sprocket da ya lalace zai hanzarta lalacewar sarkar bushing.

T9: Menene lokacin jagora don odar girma na sprockets na EX300?

Lokacin da ake amfani da shi wajen yin odar ƙarar sprockets na Hitachi EX300 yawanci yana tsakanin kwanaki 7-30 dangane da girman oda da inda za a je, tare da iya samar da har zuwa guda 10,000 a kowane wata.

Q10: Wane karfin juyi ya kamata a yi amfani da shi ga kusoshin hawa sprocket?

Ga sprockets na tuƙi na aji EX300, ya kamata a yi amfani da bolts masu hawa (yawanci maki 10.9) zuwa 1,000–1,100 Nm (738–811 lb-ft) a cikin tsari mai matakai uku ta amfani da makunnin ƙarfin juyi mai daidaitawa.

11. Kammalawa

Haɗaɗɗun na'urorin haƙa rami guda uku na Hitachi OEM waɗanda aka rubuta a cikin wannan binciken—1022168, 71471228, da AT202586—suna wakiltar muhimman abubuwan watsa wutar lantarki ga na'urorin haƙa rami na hydraulic EX300-1, EX300-2, da EX300-3 waɗanda aka tura a cikin haƙar ma'adinai, haƙa rami, da ayyukan gini masu nauyi a duk duniya. A matsayin babban ɓangaren aiki a cikin tsarin ƙarƙashin motar, na'urar haƙa rami tana canza ƙarfin juyawa na motar tuƙi na ƙarshe zuwa ƙarfin ja mai layi wanda ke tura injin, yana mai da ingancin injiniyancinsa ya zama tushen motsi na injin da yawan aiki.

Kamfanin CQC TRACK (HELI MACHINERY MANUFACTURING CO., LTD.) yana ƙera waɗannan sprockets don cika ko wuce ƙayyadaddun bayanai na OEM ta hanyar ƙirƙirar ƙwai mai laushi, injin CNC mai daidaito, maganin zafi mai sarrafawa ta kwamfuta, da kuma tsauraran ka'idojin tabbatar da inganci. Tsarin masana'antu na kamfanin ISO 9001:2015 da aka amince da shi, cikakkun ka'idojin gwaji, da kuma matsayin dabarun a matsayin ɗaya daga cikin manyan masana'antun kayan ƙarƙashin kaya guda uku a cikin ƙungiyar masana'antar injina masu nauyi na Quanzhou suna ba da damar samar da kayayyaki ga kasuwannin haƙar ma'adinai na duniya cikin daidaito.

Ga masu aikin haƙar ma'adinai, dillalan kayan aiki, da masu rarraba sassan a duk faɗin Kudancin Amurka (Brazil, Chile, Peru), Ostiraliya (Pilbara, Queensland, New South Wales), Turai (Jamus, Faransa, Scandinavia), da Rasha/Tsakiya ta Asiya (Siberia, Kazakhstan, Mongolia), waɗannan sprockets suna ba da madadin kayan OEM mai inganci, mai araha ba tare da yin illa ga ingancin kayan aiki, daidaiton masana'antu, ko tsawon lokacin sabis ba.

Ana ƙarfafa ƙwararrun masu sayayya su tabbatar da daidaito ta amfani da lambobin sassan OEM da aka bayar, su nemi takaddun inganci gami da takaddun shaida na kayan aiki da rahotannin duba girma, da kuma kafa alaƙar wadata kai tsaye da masana'antun musamman don inganta jimillar farashin mallakar Hitachi EX300-1/2/3 crawler excavator under carriages. Ga manajojin jiragen ruwa da masu kula da kulawa, aiwatar da tsarin duba sprocket mai aiki da jadawalin maye gurbin - gami da auna lalacewar haƙori akai-akai, tabbatar da ƙarfin ƙwanƙwasa, da kuma daidaita maye gurbin sprocket-da-sarkar - yana wakiltar dabara mafi inganci don haɓaka tsawon rayuwar tsarin ƙarƙashin kaya da rage lokacin hutun da ba a shirya ba.

An yi wannan littafin fasaha ne don ƙwararrun injiniya da sayayya a masana'antar haƙar ma'adinai da manyan gine-gine. Duk bayanan da aka bayar suna ƙarƙashin tabbatarwa bisa ga takardun OEM na yanzu. Don farashin yanzu, lokacin jagora, da tallafin fasaha, tuntuɓi CQC TRACK kai tsaye.