KOMATSU 2073000164 2073000160 20730K1900 2073000401 KM1927 KM2018 VP4030B4 PC300 PC350 PC360 Track Idler Wheel Haɗa Tayoyin / Sassan Karkashin Mota Masu Nauyi An ƙera ta CQC TRACK

KOMATSU 2073000164 2073000160 20730K1900 2073000401 KM1927 KM2018 VP4030B4 PC300 PC350 PC360 Track Idler Wheel Assembly – Sassan ƙarƙashin motar da aka bi diddiginsu masu nauyi wanda aka ƙera taWAƘAR CQC

Takaitaccen Bayani na Babban Jami'i

Wannan littafin fasaha ya gabatar da cikakken bincike kan haɗa ƙafafun tuƙi na KOMATSU—wani ɓangaren da ke ƙarƙashin motar da aka ƙera don injin haƙa na PC300, PC350, da PC360. Lambobin sassan 2073000164, 2073000160, 20730K1900, 2073000401, KM1927, KM2018, da VP4030B4 suna wakiltar ƙayyadaddun bayanai na OEM don injunan Komatsu masu nauyin tan 30-35, waɗanda aka yi amfani da su sosai a cikin manyan gine-gine, ayyukan haƙar ma'adinai, haɓaka ma'adinai, da manyan ayyukan ababen more rayuwa a duk duniya.

Haɗa injinan rage gudu na gaba (wanda aka sanya shi azaman mai daidaita hanya, ƙafafun jagora, ko mai rage gudu) yana aiki da ayyuka biyu masu mahimmanci a cikin aikin haƙa rami: yana jagorantar sarkar hanya a kusa da wurin haɗin gaba kuma yana samar da wurin maƙallin motsi don tsarin tada bututun ruwa. Ga masu aiki da injinan aji na Komatsu PC300/PC350/PC360 - wanda ke wakiltar ɗayan shahararrun jerin injinan rage gudu na nauyi a duniya - fahimtar ƙa'idodin injiniya, ƙayyadaddun kayan aiki, da alamun ingancin masana'antu na wannan ɓangaren yana da mahimmanci don yanke shawara mai kyau game da siye wanda ke inganta jimlar farashin mallaka a cikin aikace-aikacen da ke buƙatar aiki.

Wannan bincike yana bincika haɗuwar KOMATSU marasa aiki ta hanyar ruwan tabarau na fasaha da yawa: aikin jiki, kayan ƙarfe don aikace-aikacen nauyi, injiniyan tsarin masana'antu, ka'idojin tabbatar da inganci, da la'akari da dabarun samowa - tare da mai da hankali musamman kanWAƘAR CQC(yana aiki a ƙarƙashin haɗin gwiwar HELI Group) a matsayin ƙwararren mai kera kuma mai samar da sassan ƙarƙashin kaya masu nauyi waɗanda aka bi diddiginsu daga Quanzhou, China.

1. Gano Samfura da Bayanan Fasaha

1.1 Sunayen Sashe da Amfaninsa

Haɗar ƙafafun motar KOMATSU mai aiki da na'urar haƙa rami ta ƙunshi lambobin sassan OEM da yawa waɗanda suka dace da takamaiman samfuran haƙa rami da jerin samarwa a cikin dangin PC300/PC350/PC360. Babban lambobin sassan da aka tattauna a cikin wannan binciken sun haɗa da:

 

Lambar Sashen OEM	Samfuran da suka dace	Ajin Inji	Bayanan Aikace-aikace
2073000164	PC300-7, PC300-8, PC350-7, PC350-8, PC360-7, PC360-8	Tan 30-35	Babban idler don daidaitaccen tsari
2073000160	PC300-7, PC350-7, PC360-7	Tan 30-35	Dacewar jerin da suka gabata
20730K1900	PC300LC-8, PC350LC-8, PC360LC-8	Tan 30-35	Bambancin karusa mai tsayi
2073000401	PC300-8, PC350-8, PC360-8	Tan 30-35	Ingantaccen tsari mai nauyi
KM1927	Jerin PC300/PC350/PC360	Tan 30-35	Bayanin bayan kasuwa
KM2018	Jerin PC300/PC350/PC360	Tan 30-35	Bayanin bayan kasuwa
VP4030B4	Jerin PC300/PC350/PC360	Tan 30-35	Bayanin bayan kasuwa

Waɗannan lambobin sassan suna wakiltar lambobin tantancewa na mallakar Komatsu, waɗanda suka dace da zane-zanen injiniya na ainihi, jurewar girma, da ƙayyadaddun kayan da aka haɓaka ta hanyar ƙa'idodin tabbatar da inganci na asali na masana'antar kayan aiki.

Jerin PC300, PC350, da PC360 suna wakiltar jerin injin haƙa rami na Komatsu mai matsakaicin girma zuwa babba, tare da nauyin aiki tsakanin tan 30 zuwa 36, ​​waɗanda aka yi amfani da su sosai a cikin:

• Gine-gine masu nauyi: Babban aikin shimfida ƙasa, haɓaka wurin, ayyukan ababen more rayuwa
• Ayyukan hakar ma'adinai: Cire kaya masu yawa, aikin samar da wutar lantarki a mahakar ma'adinai
• Ci gaban ma'adinai: Sarrafa kayan aiki, lalata kayan aiki, sarrafa tarin kayan aiki
• Manyan ababen more rayuwa: Gina madatsar ruwa, haɓaka manyan hanyoyi, haƙa manyan wurare

1.2 Babban Hakki na Aiki

Haɗa injin haƙa rami na gaba a cikin aikace-aikacen injin haƙa rami mai nauyi yana yin ayyuka uku masu alaƙa waɗanda ke da mahimmanci ga aikin injin da tsawon rai na ƙarƙashin abin hawa:

Jagorar Bin-sawu da Canja wurin Nauyi: Saman wurin mai aiki yana hulɗa da sashin layin dogo na sarkar hanya, yana jagorantar sarkar yayin da take kewaye da wurin haɗin gaba. A lokacin tafiya gaba, mai aiki yana fuskantar ƙarfin matsi; yayin tafiya baya, dole ne ya jure nauyin da aka watsa ta sarkar. Ga na'urori masu nauyin tan 30-35 tare da nauyin aiki na kilogiram 30,000-36,000, nauyin da ba ya canzawa ga kowane mai aiki yawanci yana tsakanin kilogiram 8,000-10,000, tare da nauyin da ba ya canzawa yayin zagayowar haƙa rami ya kai sau 2.5-3.5.

Tsarin Tashin Hankali na Layin Hanya: Layin yana hawa kan wani karkiyar zamiya da aka haɗa da tsarin daidaita hanya—yawanci silinda mai cike da mai tare da bawul ɗin taimako. Ta hanyar motsa layin gaba ko baya, masu aiki suna daidaita layin hanya, suna kiyaye mafi kyawun tashin hankali wanda ke daidaita raguwar lalacewa tare da ingancin injiniya. Daidaitawar mashinan haƙa rami mai nauyin tan 30 yawanci yana tsakanin mm 100-150.

Gudanar da Lodi Mai Tasiri: A lokacin tafiya a kan ƙasa mara daidaituwa, mai aiki yana shan kuma rarraba girgizar farko lokacin da sarkar hanya ta birgima a kan abin hawa, yana kare tsarin hanya da sassan tuƙi na ƙarshe daga lalacewa da girgiza ta haifar. Wannan aikin yana buƙatar ƙarfin tsari da halayen karkatarwa da aka sarrafa.

1.3 Bayanan Fasaha da Sigogi na Girma

Duk da cewa ainihin zane-zanen injiniya na Komatsu ya kasance mallakar kamfanin, ƙayyadaddun bayanai na masana'antu don injinan haƙa rami na aji 30-35 na tan yawanci sun ƙunshi waɗannan sigogi bisa ga ƙa'idodin masana'antu da aka kafa:

Masu samar da kayayyaki masu inganci kamar CQC TRACK suna samun juriyar ±0.02 mm akan mujallu masu mahimmanci da kuma ramukan hatimi, suna tabbatar da dacewa da inganci na dogon lokaci a cikin aikace-aikacen da ke buƙatar aiki.

1.4 Tsarin Halittar Bangaren da Bambancin Zane

Haɗa kayan aikin Komatsu na gaba ya ƙunshi wasu muhimman abubuwa waɗanda ke aiki tare don tabbatar da ingantaccen jagora da kuma rage taurin hanya:

Tayar Idler: Babban taya ne wanda ke jagorantar hanyar kuma yana taimakawa wajen kiyaye tashin hankali. Samfura daban-daban na iya samun tayoyin idler masu diamita daban-daban, faɗi, da kuma siffofi. Wasu na iya zama faɗi don samun kwanciyar hankali mafi kyau, yayin da wasu na iya zama kunkuntar don ingantaccen motsi.

Tsarin Bearing: Yana ba da sauƙin juyawa na ƙafafun idler. Yawanci yana amfani da bearings masu kama da juna waɗanda ke da ikon sarrafa haɗin radial da put loads.

Shaft: Yana haɗa ƙafafun ladler zuwa ga yoke da firam ɗin hanya, wanda aka ƙera daga ƙarfe mai ƙarfi mai ƙarfi tare da mujallun bearing na ƙasa daidai gwargwado.

Tsarin Rufewa: Yana kare bearings daga datti da tarkace, yana tabbatar da tsawon rai ta hanyar shingen gurɓatawa mai matakai da yawa.

Yoke na Haɗawa: Yana haɗa kayan aikin ladle zuwa firam ɗin ƙarƙashin abin hawa kuma yana haɗawa da silinda mai daidaita hanya.

Tsarin Musamman na Aikace-aikace: Wasu samfura na iya samun masu aiki tukuru waɗanda aka tsara don takamaiman aikace-aikace, kamar gandun daji, hakar ma'adinai, ko gini, wanda ke haifar da bambance-bambance a cikin siffa don inganta aiki a waɗannan muhallin.

2. Tushen Ƙarfe: Kimiyyar Kayan Aiki don Aikace-aikacen Masu Hako Mai Nauyi

2.1 Sharuɗɗan Zaɓin Karfe na Alloy

Yanayin sabis na injin haƙa rami mai nauyin tan 30-35 yana gabatar da buƙatun kayan aiki masu matuƙar wahala. Dole ne kayan aikin su kasance a lokaci guda:

• Kauce wa lalacewar gogewa daga ci gaba da hulɗa da sarkar hanya da kuma fallasa ga ƙasa, yashi, dutse, da tarkacen hakar ma'adinai waɗanda ke ɗauke da ma'adanai masu ƙarfi
• Jure wa nauyin tasiri daga ƙarfin haƙa rami, tafiye-tafiyen injina a kan ƙasa mai wahala, da kuma lodi mai ƙarfi yayin aiki
• Kiyaye ingancin tsarin aiki a ƙarƙashin nauyin da ke zagaye wanda zai iya wuce zagaye 10⁷ a tsawon rayuwar injin
• Kiyaye kwanciyar hankali duk da fuskantar matsanancin zafi, danshi, da gurɓatattun sinadarai

Masana'antun ƙwararru kamar CQC TRACK suna zaɓar takamaiman matakan ƙarfe na ƙarfe waɗanda ke cimma daidaito mafi kyau na tauri, tauri, da juriya ga gajiya don wannan aji na aikace-aikacen:

Karfe Mai Ma'adinan Manganese Mn 50: Wannan shine zaɓi mafi rinjaye ga masu aikin haƙa rami. Tare da sinadarin carbon na 0.45-0.55% da manganese na 1.4-1.8%, 50Mn yana ba da:

• Kyakkyawan taurin kai don taurare manyan sassan
• Kyakkyawan juriya ga lalacewa daga samuwar carbide yayin maganin zafi
• Isasshen tauri don shaƙar tasiri idan aka yi wa zafi magani yadda ya kamata
• Ingancin farashi don samar da girma

40Cr Chromium Alloy: Don aikace-aikacen da ke buƙatar ingantaccen tauri da juriya ga gajiya, 40Cr (kamar AISI 5140) tare da carbon 0.37-0.44% da chromium 0.80-1.10% suna ba da:

• Ingantaccen ƙarfin taurare don halaye iri ɗaya a manyan sassa
• Ƙarfin gajiya mai ƙarfi daga chromium carbides
• Kyakkyawan tauri a matsakaicin matakan tauri
• Kyakkyawan amsawa ga taurarewar induction

SAE 4140 / 42CrMo Premium Alloy: Don aikace-aikacen da suka fi buƙata, masana'antun suna amfani da SAE 4140 (kamar 42CrMo) tare da ƙarfin juriya na ƙarshe na 950 MPa, yana ba da juriya na musamman ga zagayowar aiki mai nauyi.

Bin diddigin Kayan Aiki: Masana'antun da aka san su da kyau suna ba da cikakkun takardu na kayan aiki, gami da Rahoton Gwajin Injin (MTRs) waɗanda ke tabbatar da abubuwan da ke cikin sinadarai tare da nazarin takamaiman abubuwan da ke cikin su. Binciken Spectrographic yana tabbatar da sinadaran ƙarfe bisa ga takaddun shaida da aka tabbatar.

2.2 Ƙirƙira vs. Siminti: Tsarin Hatsi Dole ne

Babban hanyar ƙirƙirar abu tana ƙayyade halayen injina da tsawon lokacin sabis ɗin mai aiki. Duk da cewa simintin yana ba da fa'idodi na farashi ga sauƙi na geometrics, yana samar da tsarin hatsi mai daidaito tare da yanayin bazuwar, yuwuwar porosity, da ƙarancin juriya ga tasiri. Masu kera injin haƙa rami na musamman suna amfani da ƙera hot forging na musamman don ƙafafun mai aiki da sassan yoke.

Tsarin ƙera ƙarfe yana farawa da yanke manyan billets na ƙarfe zuwa madaidaicin nauyi, yana dumama su zuwa kimanin 1150-1250°C har sai an tabbatar da su sosai, sannan a sanya su cikin matsala mai ƙarfi tsakanin injinan da aka yi da injin daidai a cikin injinan injinan hydraulic waɗanda ke iya ɗaukar dubban tan na ƙarfi.

Wannan maganin thermo-mechanical yana samar da ci gaba da kwararar hatsi wanda ke bin tsarin sinadaran, yana daidaita iyakokin hatsi daidai da manyan al'amuran damuwa. Tsarin da aka samu yana nuna ƙarfin gajiya da kashi 20-30% mafi girma da kuma tasirin shaƙar makamashi mai yawa idan aka kwatanta da madadin simintin - babban fa'ida a aikace-aikace inda nauyin tasiri zai iya zama mai tsanani.

Bayan an ƙera, ana sanyaya sassan don hana samuwar ƙananan gine-gine masu illa kamar Widmanstätten ferrite ko yawan hazo da ke haifar da yawan ƙwayoyin cuta.

2.3 Injiniyan Kula da Zafi Mai Haɗaka Biyu

Kwarewa ta ƙarfe na mai aiki tukuru yana bayyana a cikin yanayin taurinsa na musamman - wani wuri mai tauri, mai jure lalacewa tare da ƙwanƙolin da ke ɗaukar tasiri:

Kashewa da Juyawa (Q&T): Ana ƙara ƙarfin jikin injin da aka ƙirƙira a zafin 840-880°C, sannan a kashe shi da sauri a cikin ruwa mai narkewa, mai, ko maganin polymer. Wannan canjin yana samar da martensite - yana ba da matsakaicin tauri amma tare da karyewar da ke tattare da shi. Sauƙaƙewa nan take a zafin 500-650°C yana ba da damar carbon ya zube a matsayin ƙananan carbide, yana rage damuwa na ciki da kuma dawo da tauri. Tauri na tsakiya da aka samu yawanci yana tsakanin 280-350 HB (29-38 HRC), yana ba da mafi kyawun tauri don shaƙar tasirin a cikin aikace-aikacen da ke da nauyi.

Taurarewar Saman Induction: Bayan kammala aikin, saman lalacewa masu mahimmanci - musamman diamita na tanderu da fuskokin flange - suna fuskantar taurarewar induction na gida. Na'urar inductor ta tagulla da aka tsara daidai tana kewaye da bangaren, tana haifar da kwararar ruwa waɗanda ke dumama saman cikin sauri zuwa zafin jiki mai ƙarfi cikin daƙiƙa kaɗan. Kashewa nan take yana haifar da yanayin martensitic na zurfin mm 8-12 tare da taurin saman HRC 58-62, wanda ke ba da juriya ga lalacewa mai ƙarfi daga hulɗar sarkar hanya.

Tabbatar da Taurin Bayanan Halitta: Masana'antun inganci suna yin amfani da ƙananan taurin bayanai a kan samfuran samfuran don tabbatar da bin ƙa'idodi na zurfin akwatin. Tsarin taurin bayanai daga saman (HRC 58-62) ta cikin akwatin da aka taurare zuwa tsakiya (280-350 HB) dole ne ya biyo bayan sauyawa mai sarrafawa don hana fashewa ko rabuwar harsashi a ƙarƙashin nauyin tasiri.

2.4 Yarjejeniyoyi Kan Tabbatar da Inganci

Masana'antun kamar CQC TRACK suna aiwatar da tabbatar da inganci mai matakai da yawa a duk lokacin samarwa, tare da ingantattun tsare-tsare don kayan aiki masu nauyi:

• Binciken Kayan Aiki na Spectroscopic: Yana tabbatar da sinadaran ƙarfe bisa ga takaddun shaida da aka tabbatar a lokacin da aka karɓi kayan, tare da ingantaccen tabbatar da abubuwan ƙarfe masu mahimmanci.
• Gwajin Ultrasonic (UT): Dubawa 100% na mahimman kayan gini yana tabbatar da ingancin ciki, yana gano duk wani ramin tsakiya, abubuwan da aka haɗa, ko laminations waɗanda zasu iya lalata amincin tsarin a ƙarƙashin manyan kaya.
• Tabbatar da Tauri: Gwajin tauri na Rockwell ko Brinell yana tabbatar da tauri na asali bayan maganin Q&T da kuma tauri na saman bayan an yi amfani da induction. Ƙara yawan samfuran da ake ɗauka don abubuwan da ke aiki da nauyi.
• Duba Barbashi Mai Magana (MPI): Yana duba wurare masu mahimmanci - musamman tushen flange da canjin shaft - yana gano duk wani fashewar saman da ke fashewa ko ƙonewa tare da ƙarin ƙarfin gani.
• Tabbatar da Girma: Injinan Aunawa Masu Daidaito (CMM) suna tabbatar da ma'auni masu mahimmanci, tare da kula da tsarin ƙididdiga wanda ke kiyaye ma'aunin ƙarfin aiki (Cpk) wanda ya wuce 1.33 don mahimman fasaloli.
• Gwajin Inji: Ana yin gwajin juriya da gwajin tasiri (Charpy V-notch) a yanayin zafi mai ƙarancin zafi don tabbatar da tauri ga ayyukan sanyi da yanayin zafi.
• Kimanta Tsarin Gine-gine: Binciken ƙarfe yana tabbatar da ingantaccen tsarin hatsi, zurfin akwatin, da kuma rashin matakai masu illa.

3. Injiniyan Daidaito: Tsarin Sassan da Kera su

3.1 Tsarin Idler Rim don Aikace-aikacen Aiki Mai Nauyi

Tsarin layin idler na injunan PC300/PC350/PC360 dole ne su dace daidai da ƙayyadaddun sarkar hanya yayin da suke ɗaukar nauyin aiki mai nauyi:

Diamita ta Waje: An ƙididdige diamita mai girman mm 520-580 don samar da saurin juyawa da tsawon rayuwar ɗaukar kaya a saurin tafiya na yau da kullun (2-4 km/h). Dole ne a kiyaye diamita a cikin juriya mai ƙarfi don tabbatar da daidaiton tallafi na sarka da kusurwar naɗewa mai kyau.

Bayanin Tafiya: Faɗin taɓawa na iya ƙunsar ƙaramin kambi (yawanci radius 0.5-1.5 mm) don daidaita ƙananan layukan hanya da kuma hana ɗaukar gefen da zai iya hanzarta lalacewa ta gida. An inganta bayanin martaba ta hanyar nazarin abubuwa masu iyaka don tabbatar da rarraba matsin lamba iri ɗaya a faɗin facin taɓawa a ƙarƙashin yanayi daban-daban na kaya.

Tsarin Flange: Na'urorin haƙa rami na gaba suna da ƙira mai ƙarfi ta flange biyu waɗanda ke ba da damar riƙe hanya mai kyau a duka hanyoyi. Abubuwan ƙira na flange masu mahimmanci sun haɗa da:

• Tsawon flange: 22-28 mm yana ba da ƙarfi a gefen gefe
• Rage fitar da tarkace daga flange: Kusurwoyi 5-10° suna sauƙaƙa fitar da tarkace
• Radius na tushen flange: An inganta shi don rage yawan damuwa yayin da yake samar da isasshen ƙarfi
• Taurin fuska: HRC 58-62 don juriya ga lalacewa a kan gefen hanyar haɗin hanya

Faɗin Naɗi: Nisa tsakanin flange da flange daga 110 zuwa 130 mm yana ba da isasshen sarari don hanyoyin haɗin hanya yayin da yake riƙe da jagora mai kyau.

3.2 Injiniyan Shaft da Bearing System don Nauyin Mai Girma

Shaft ɗin da ke tsaye dole ne ya jure lokutan lanƙwasawa da matsin lamba yayin da yake riƙe daidaito daidai da jikin mai juyawa. Don aikace-aikacen PC300/PC350/PC360, diamita na shaft yawanci yana tsakanin 80-95 mm, wanda aka ƙididdige bisa ga:

• Nauyin injin da ba ya canzawa ya rarraba zuwa ga na'urar gaba (babban ɓangare na nauyin gaba)
• Abubuwan da ke ƙara nauyi na 2.5-3.5 don aikace-aikacen nauyi
• Bin diddigin nauyin matsin lamba wanda zai iya wuce tan 15
• Nauyin gefe yayin juyawa da aikin gangara (har zuwa kashi 30% na nauyin tsaye)

Tsarin bearings na masu aiki tukuru a gaba yana amfani da saitin bearings masu zagaye, waɗanda aka fi so saboda:

Ɗauki Nauyin Haɗaka: Bearings masu tauri suna tallafawa manyan nauyin radial da nauyin turawa daga ƙarfin hanyar gefe yayin juyawa.

Bayar da Ajiyar da Za a Iya Daidaita: Bearings masu tauri suna ba da damar saita cikakken ɗaukar kaya yayin haɗuwa, rage izinin shiga ciki da kuma tsawaita rayuwar bearing a lokacin ɗaukar kaya mai zagaye.

Bayar da Ƙarfin Lodi Mai Yawa: Masana'antun da suka ƙware suna samar da bearings daga masu samar da kayayyaki masu daraja (misali, Timken®, NTN, KOYO) tare da ƙimar kaya mai ƙarfi da ta dace da zagayowar aiki mai nauyi.

Bayani dalla-dalla game da bearings: Babban fasalin bearings:

• Tsarin keji da aka inganta don ɗaukar nauyi (an fi son kejin tagulla da aka yi da injina)
• An zaɓi izinin shiga na ciki don kewayon zafin aiki (azuzuwan izinin shiga na C3 ko C4)
• Ingantaccen kammala tseren mota don inganta rayuwar gajiya
• Na'urori masu taurare da kuma tsere don samun karko mafi girma

3.3 Fasaha Mai Ci Gaba Da Rufe Matakai Da Dama Don Muhalli Masu Gurɓata

Tsarin hatimi shine mafi mahimmancin abin da ke tantance tsawon lokacin da mai aiki ba ya aiki a cikin aikace-aikacen da ake amfani da su sosai, inda injuna ke aiki a cikin yanayi mai tsananin gurɓatawa. Bayanan masana'antu sun nuna cewa yawancin gazawar mai aiki ba tare da ɓata lokaci ba yana faruwa ne sakamakon lalacewar hatimi.

Manyan masu aikin gyaran gaba na CQC TRACK suna amfani da tsarin rufewa mai matakai da yawa, waɗanda aka ƙera musamman don gurɓatattun wurare:

Babban Hatimin Shawagi Mai Nauyi: Zoben ƙarfe ko ƙarfe mai tauri da aka taurare a ƙasa tare da fuskokin rufewa da aka lanƙwasa suna samun madaidaicin lanƙwasa (cikin 0.5-1.0 µm). Don aikace-aikacen nauyi, an zaɓi kayan fuskar hatimi da murfin don:

• Inganta juriyar lalacewa a cikin yanayin gurɓatawa mai yawa
• Inganta juriya ga lalata don yanayin aiki mai danshi
• Faɗin fuska da aka inganta don tsawaita rayuwar sabis
• Magunguna na musamman na saman don yanayi mai tsanani

Hatimin Lebe na Biyu: An ƙera shi daga kayan HNBR (Hydrogenated Nitrile Butadiene Rubber) tare da:

• Juriyar yanayin zafi mai ban mamaki (-40°C zuwa +150°C)
• Daidaiton sinadarai da man shafawa mai matsin lamba mai tsanani (EP)
• Inganta juriya ga gurɓataccen muhalli
• Matsi mai kyau na rufewa ta hanyar garter spring yana kiyaye shi

Kariyar Kura ta Waje Mai Salon Labyrinth: Yana ƙirƙirar hanya mai wahala tare da ɗakuna da yawa waɗanda ke kama gurɓatattun abubuwa kafin su isa ga hatimin farko. Labyrinth ɗin shine:

• An cika shi da man shafawa mai mannewa mai ƙarfi, mai matsin lamba mai tsanani
• An ƙera shi da hanyoyin korar mutane don aikin tsaftace kai
• An saita don kiyaye ingancin hatimin koda lokacin da yake tsaye

Kogon Mai: Kogon tsakiya galibi yana cike da mai wanda ke aiki a matsayin shinge, yana fitar da duk wani gurɓataccen abu da ke ketare hatimin waje.

Kafin Man Shafawa: An riga an cika ramin mai da man shafawa mai nauyi, mai matsin lamba mai tsanani (EP) wanda ke ɗauke da:

• Molybdenum disulfide (MoS₂) ko graphite don shafa man shafawa a kan iyaka
• Ƙarin abubuwan hana lalacewa don kariyar lodin buguwa
• Masu hana lalata don aikin muhalli mai danshi
• Masu daidaita iskar oxygen don tsawaita lokacin aiki

3.4 Haɗin gwiwar Zamiya da Tsarin Tashin Hankali

Gilashin da ke zamewa yana ɗauke da sandar ladle kuma yana haɗuwa da silinda mai daidaita hanya. Don aikace-aikacen PC300/PC350/PC360, gilashin ƙarfe ne mai ƙarfi wanda ke auna nauyin kilogiram 40-60, wanda aka ƙera don isar da nauyin tashin hankali (yawanci tan 10-15) yayin da yake zamewa cikin sauƙi akan layin firam ɗin hanya.

Abubuwan ƙira masu mahimmanci sun haɗa da:

• Faranti Masu Tauri na Karfe: An sanya su a mahaɗin da ke da zamewar daidaitawar firam ɗin hanya, waɗannan suna aiki azaman abubuwan sadaukarwa waɗanda ke kare sandar idler da firam ɗin daga lalacewa.
• Fasahohin Zamiya Masu Tauri a Induction: Fasahohin ɗaukar nauyin yoke suna da tauri a induction don hana lalacewa daga zamiya mai ci gaba da gudana a kan firam ɗin hanya.
• Kayan Aikin Man Fetur: An shirya shi don sake shafa man shafawa a wuraren zamiya, bayan lokutan sabis na OEM da aka ba da shawarar.
• Tsarin Haɗa Mai Daidaitawa: Tsarin hawa mai inganci don silinda mai daidaita hanya, yana tabbatar da daidaito da canja wurin kaya yadda ya kamata.

Haɗin da ke tsakanin na'urar daidaita hanya yana amfani da tsarin haɗa ƙarfin ruwa: ana tura mai a cikin silinda a bayan karkiya, yana tura mai aiki gaba kuma yana tayar da hanyar. Bawul ɗin taimako yana hana yawan damuwa.

3.5 Daidaita Injin da Inganci

Cibiyoyin injinan CNC na zamani suna samun juriya mai girma wanda ke da alaƙa kai tsaye da tsawon lokacin aiki a cikin aikace-aikacen nauyi. Mahimman sigogi ga masu aiki a aji na PC300/PC350/PC360 sun haɗa da:

Tsarin juyawa da niƙawa da CNC ke sarrafawa yana tabbatar da daidaiton yanayin ƙasa da saman don mu'amala mai santsi tsakanin sarkar hanya. Tabbatar da girma a cikin tsari tare da ra'ayoyin masu aiki da injin yana ba da damar gyara saurin aiwatarwa nan take.

3.6 Gwajin Haɗawa da Gwajin Kafin Isarwa

Ana yin haɗakar ƙarshe a cikin yanayi mai kyau don hana gurɓatawa - muhimmin buƙata ga abubuwan da ke cikin kayan da ko da ƙananan gurɓatattun abubuwa na iya haifar da lalacewa da wuri. Ka'idojin haɗawar sun haɗa da:

• Tsaftace Sassan: Tsaftace Ultrasonic na dukkan sassan kafin taro
• Muhalli Mai Kulawa: Tsaftace wuraren taruwa tare da maganin gurɓatawa
• Shigar da Bearing: Matsi mai kyau tare da sa ido kan ƙarfi don tabbatar da wurin zama mai kyau; sau da yawa ana dumama bearing don faɗaɗawa don sauƙaƙe shigarwa ba tare da lalacewa ba
• Saitin Lodawa: Ana daidaita bearings masu tauri zuwa takamaiman lodawa ta amfani da kayan aiki na musamman da ma'aunin karfin juyi
• Shigar da Hatimi: Kayan aiki na musamman suna hana lalacewar lebe da fuskokin rufewa; ana shafa mai a fuskokin rufewa yayin shigarwa
• Man shafawa: Ana cika man shafawa da takamaiman man shafawa masu nauyi; ana cire aljihun iska yayin cikawa
• Gwajin Juyawa: Tabbatar da juyi mai santsi da kuma ɗaukar nauyin da ya dace

Gwaje-gwajen kafin isar da kaya ga masu aikin banza sun haɗa da:

• Gwajin karfin juyi don tabbatar da juyi mai santsi da kuma ingantaccen ɗaukar nauyin bearing
• Gwajin daidaiton rufewa tare da maganin iska da sabulu mai matsi don gano hanyoyin zubar da ruwa; gwaji mafi inganci na iya amfani da sa ido kan ruɓewar matsi
• Duba girman na'urar da aka haɗa don tabbatar da duk mahimman daidaito
• Duba gani na shigar da hatimi, ƙarfin mannewa, da kuma aikin gabaɗaya
• Gudanar da injina bisa ga samfurin don tabbatar da aiki a ƙarƙashin nauyin da aka kwaikwaya
• Sake duba wurare masu mahimmanci na ultrasonic bayan aikin ƙarshe

4. TSARIN CQC: Bayanin Masana'anta da Ƙarfin Abubuwan da ke cikin Komatsu

4.1 Bayani Kan Kamfani da Matsayin Masana'antu

CQC TRACK (wanda ke aiki a ƙarƙashin ƙungiyar HELI) ƙwararren mai kera kayayyaki ne na masana'antu kuma mai samar da tsarin manyan motoci na ƙarƙashin ƙasa da sassan chassis, yana aiki bisa ƙa'idodin ODM da OEM. Kamfanin da ke zaune a Quanzhou, Lardin Fujian - yanki da aka san shi da ƙwarewa ta musamman a cikin hanyoyin magance matsalolin ƙananan motoci na musamman - kamfanin ya kafa kansa a matsayin babban ɗan wasa a kasuwar sassan ƙananan motoci na duniya.

Tare da mayar da hankali na musamman kan kayan aikin ƙarƙashin kaya na kasuwannin duniya, CQC TRACK ta haɓaka cikakkun ƙwarewa a duk faɗin samfuran ƙarƙashin kaya, gami da na'urorin juyawa, na'urorin juyawa masu ɗaukar kaya, na'urorin tsayawa na gaba, sprockets, sarƙoƙi na waƙa, da takalman waƙa don aikace-aikace tun daga ƙananan na'urori masu haƙa rami zuwa manyan injunan haƙar ma'adinai. Kamfanin yana aiki a matsayin masana'anta kuma mai ƙera kayan haɗin chassis masu nauyi, yana samar da masu rarrabawa na ƙasashen duniya, dillalan kayan aiki, da hanyoyin sadarwa na bayan kasuwa a duk duniya.

4.2 Ƙwarewar Fasaha da Injiniyanci don Aikace-aikacen Komatsu

Haɗaɗɗen Masana'antu Masu Nauyi: CQC TRACK tana sarrafa cikakken zagayowar samarwa daga samo kayan aiki da ƙirƙira zuwa injinan da suka dace, maganin zafi, haɗawa, da gwajin inganci. Ga kayan aikin aji na Komatsu PC300/PC350/PC360, wannan haɗin kai tsaye yana tabbatar da inganci mai daidaito da cikakken bin diddigin aiki a duk lokacin aikin ƙera.

Ƙwarewar Ƙarfe Mai Ci Gaba: Ƙungiyar fasaha ta kamfanin tana amfani da ilimin ƙarfe mai zurfi da kayan aikin kwaikwayo mai ƙarfi don tsara abubuwan da aka haɗa don aikace-aikacen nauyi. Ga masu aiki a aji na PC300/PC350/PC360, wannan ya haɗa da:

• Zaɓin Kayan Aiki: An ƙera sassan ne daga ƙarfe mai yawan carbon (misali, 50Mn, 60Si2Mn, SAE 4140) wanda aka san shi da ƙarfin yawan amfanin ƙasa da tauri na musamman.
• Maganin Zafi: Kashewa da dumamawa suna cimma ƙarfin core (HRC 48-52) sannan sai a ƙara taurarewa don taurarewar saman HRC 58-62 tare da zurfin akwati na 8-12 mm
• Fasaha ta Rufewa: Tsarin hatimin labyrinth mai matakai da yawa ko kuma saitin hatimin iyo yana ba da shinge mai ƙarfi na gurɓatawa
• Tsarin Bearing: Bearings masu girman gaske waɗanda aka tsara don manyan nauyin radial

Ka'idojin Tabbatar da Inganci: Ana gudanar da samarwa ta hanyar Tsarin Gudanar da Inganci (QMS) wanda ya dace da ƙa'idodin ƙasashen duniya (misali, ISO 9001). Kowane rukuni ana yin bincike mai zurfi, gami da:

• Tabbatar da girma ta hanyar injunan aunawa masu daidaitawa (CMM)
• Zurfin tauri da gwajin bayanin martaba
• Gwajin matsin lamba na ɗakin da aka rufe
• Tabbatar da aiki a cikin yanayin nauyin da aka kwaikwaya
• Gwajin Ultrasonic mai mahimmanci 100%

Tallafin Injiniya: Ƙungiyar injiniya ta kamfanin tana ba da tallafin fasaha don tabbatar da aikace-aikacen, tana tabbatar da zaɓin sassa daidai don takamaiman samfuran Komatsu da jerin samarwa. Ƙwarewarsu ta ta'allaka ne a fannin injiniyan baya da kera sassan bayan kasuwa waɗanda suka dace ko suka wuce aikin kayan aiki na asali.

4.3 Jerin Samfura na Masu Haƙa Komatsu

CQC TRACK tana ƙera kayan aikin da ke ƙarƙashin motar hawa na Komatsu, waɗanda suka haɗa da:

Kamfanin yana kula da kayan aiki da ƙarfin samarwa ga tsararraki da yawa na samfurin Komatsu, yana tabbatar da wadatar da ake buƙata don samarwa na yanzu da kuma tallafin kayan aiki na baya. Tsarin aikinsu mai faɗi ya shafi daga injin haƙa PC20 zuwa PC2000 da kuma injin bulldozer na D20 zuwa D355.

4.4 Ƙarfin Samarwa na Duniya

Kamfanin CQC TRACK ya ƙarfafa ayyukan fasaha a yankunan da suka fi kusa da abokan cinikinsa, tare da mai da hankali musamman ga:

• Manyan yankunan hakar ma'adinai: Ostiraliya, Indonesia, Afirka ta Kudu, Chile, Peru, Kanada, Rasha
• Yankunan ci gaban kayayyakin more rayuwa: Gabas ta Tsakiya, Kudu maso Gabashin Asiya, Afirka
• Kasuwannin gini masu yawa: Arewacin Amurka, Turai, China

Tare da wuraren samar da kayayyaki a Quanzhou da kuma haɗin gwiwa mai mahimmanci a cikin tsarin kera jiragen ruwa na ƙarƙashin ƙasa na China, CQC TRACK tana ba da:

• Lokacin jagoranci mai gasa: Yawanci kwanaki 35-55 don samar da kayan aiki masu nauyi na musamman
• Mafi ƙarancin adadin oda mai sassauƙa: Ya dace da shirye-shiryen kaya na dillalan kayan aiki da buƙatun kulawa na ɗan lokaci
• Ikon amsawar gaggawa: Saurin samarwa don mawuyacin yanayi na rashin aiki
• Tallafin fannin fasaha: Shawarwari kan injiniya don inganta aikace-aikace
• Shirye-shiryen kaya: Shirye-shiryen adana kayan haɗin da ake buƙata sosai

5. Tabbatar da Aiki da Tsammanin Rayuwar Sabis

5.1 Ma'auni ga Masu Haƙa Ƙasa Na Faɗin Tan 30-35

Bayanan filin daga wurare daban-daban na aiki suna ba da tsammanin aiki na gaske ga masu aiki a matakin farko na PC300/PC350/PC360:

Masu sata na zamani daga masana'antun da aka san su da suna kamar CQC TRACK suna nuna daidaiton aiki tare da kayan aikin OEM masu nauyi, suna samun kashi 85-95% na rayuwar sabis na OEM a ƙananan farashin siye (yawanci kashi 30-50% ƙasa da farashin OEM). An tabbatar da ingancin ISO 6015:2019 na tsawon sa'o'i 10,000+ ana iya cimma shi a cikin yanayi mafi kyau.

5.2 Yanayin Rashin Nasara da Aka Fi Sani a Aikace-aikacen Mai Nauyi

Fahimtar hanyoyin gazawa yana ba da damar yin aiki tukuru da kuma yanke shawara kan sayayya mai kyau:

Rashin Rufe Hatimi da Gurɓatawa: Yanayin gazawa mafi rinjaye a aikace-aikacen da ake yi da ƙarfi, rashin daidaiton hatimi yana ba da damar barbashi masu gogewa su shiga cikin ramin ɗaukar kaya. Muhalli mai yawan quartz, silicates, da sauran ma'adanai masu tauri suna hanzarta lalacewar hatimi da shigar da gurɓataccen abu. Alamomin farko sun haɗa da:

• Zubar da mai a kusa da hatimin (wanda ake iya gani a matsayin danshi ko tarin tarkace)
• Ƙara yawan zafin aiki (wanda za a iya gano shi ta hanyar amfani da hasken infrared thermography)
• Juyawa mai tsauri yayin da gurɓatawa ke fara lalacewa
• Ƙara yawan ƙarfin gudu
• A ƙarshe, kamuwa da cuta ko kuma gazawar ɗaukar kaya mai tsanani

Lalacewar flange: Lalacewar da ake yi a fuskokin flange yana nuna rashin taurin saman ko kuma rashin daidaita layin da aka yi amfani da shi. A cikin aikace-aikacen da ake yi da ƙarfi, ana iya hanzarta wannan ta hanyar:

• Aiki akai-akai a kan gangaren gefe
• Juyawa sosai a saman da ke gogewa
• Bin diddigin kuskuren daidaitawa daga kayan da suka lalace
• Lalacewar tasiri daga tarkacen da aka makale tsakanin flange da hanyar haɗin hanya

Manyan alamomin lalacewa sun haɗa da rage girman faɗin lanƙwasa (rage takura a gefe) da kuma ci gaban gefuna masu kaifi (ƙara yawan damuwa).

Rage Lalacewar Tafiya da Rage Diamita: Tafiya a hankali tana lalacewa sakamakon ci gaba da hulɗa da bushings na hanya. Idan raguwar diamita na tafiya ya wuce ƙa'idodi (yawanci 10-15 mm), sakamako da dama suna faruwa:

• Tsarin haɗin sarkar da aka canza
• Ƙara matsin lamba saboda raguwar yankin hulɗa
• Saurin lalacewa na ladle da sarka
• Yiwuwar raguwar kusurwar kunsawa da ke shafar jagorar sarkar

Gajiya a Bearing: Bayan tsawaita aiki, bearings na iya nuna kumburi saboda gajiya a ƙarƙashin ƙasa, wanda ke nuna cewa ɓangaren ya kai iyakar rayuwarsa ta halitta. Sau da yawa yana ƙaruwa ta hanyar:

• Lodawa mai ƙarfi fiye da yadda ake tsammani
• Matsalar saman da ke haifar da gurɓatawa sakamakon keta hatimin
• Lalacewar mai daga yanayin zafi mai yawa
• Daidaito daga karkacewar firam ko abubuwan da suka lalace

Gajiya a Shaft: A cikin aikace-aikace mai tsanani tare da yawan lodawa mai ƙarfi, fasawar gajiya a shaft na iya tasowa a wuraren da ke da damuwa. Waɗannan fasawar na iya yaduwa ba tare da an gano su ba kuma suna haifar da mummunan lalacewar shaft idan ba a gano su ba yayin dubawa.

5.3 Alamomin Sakawa da Ka'idojin Dubawa

Dubawa akai-akai a tazara ta sa'o'i 250 (ko kuma a kowane mako don ci gaba da ayyukan da ake yi masu nauyi) ya kamata a duba:

• Yanayin hatimi: Zubar da mai, tarin tarkace a kusa da hatimi, lalacewar hatimi
• Juyawan Idler: Santsi, hayaniya, ɗaurewa, juriyar juyawa
• Zafin aiki: Kwatanta da na'urorin juyawa na asali da na'urorin juyawa na 'yan'uwa (ma'aunin zafi na infrared ko hoton zafi)
• Yanayin flange: auna lalacewa, gefuna masu kaifi, lalacewa, fashe-fashe
• Yanayin tafiya: Binciken tsarin sawa, auna diamita, lalacewar saman, fashewa
• Ingancin hawa: Ƙarfin ɗaurewa, yanayin maƙallin, daidaitawa
• Motsin Yoke: Zamiya mai santsi, sharewa, shafa man shafawa
• Ƙarshen wasa: Gano motsin axial (mai aiki mai ban tsoro tare da ɗaga waƙa)
• Radial Play: Gano motsi a tsaye
• Hayaniyar da ba a saba gani ba: Niƙa, ƙara, ƙwanƙwasawa, ƙara yayin aiki

Dabaru na ci gaba na dubawa na iya haɗawa da:

• Ma'aunin kauri na ultrasonic na sassan matsewa da flange
• Binciken barbashi na magnetic na shafts yayin manyan gyare-gyare
• Hoton Thermographic don gano wahalar ɗaukar kaya kafin gazawa
• Nazarin girgiza don shirye-shiryen kulawa na annabta

6. Shigarwa, Gyara, da Inganta Rayuwar Sabis

6.1 Ayyukan Shigarwa na Ƙwararru don Masu Haƙa Komatsu

Shigarwa mai kyau yana da tasiri sosai ga rayuwar sabis na na'urorin PC300/PC350/PC360:

Shiri na Tsarin Layi: Dole ne saman zamiya na tsarin layi ya kasance mai tsabta, lebur, kuma babu ƙura, tsatsa, ko lalacewa. Ya kamata a gyara duk wani lalacewa ko nakasa kafin a shigar da shi don tabbatar da daidaito da rarraba kaya yadda ya kamata.

Duba Mai Daidaita Keke da Bindigogi: Ya kamata girkin ya zame cikin 'yanci a kan layukan firam ɗin; shafa mai a saman da ke zamewa kamar yadda aka ba da shawara. Ya kamata a duba silinda mai daidaita kewayo don ganin lalacewa, zubewa, da kuma yadda ake aiki yadda ya kamata.

Bayanin Maƙallan Haɗawa: Dole ne duk kusoshin hawa su kasance:

• Aji 10.9 ko 12.9 kamar yadda aka ƙayyade
• A tsaftace kuma a shafa mai kaɗan kafin a saka
• An ƙara matsa lamba a cikin tsari mai kyau zuwa ga takamaiman ƙarfin juyi ta amfani da maƙullan ƙarfin juyi da aka daidaita
• An sanye shi da kayan aikin kullewa masu dacewa (wanke makulli, makullin zare, faranti na kullewa)
• An mayar da shi bayan aikin farko (yawanci awanni 50-100)

Tabbatar da Daidaito: Bayan shigarwa, tabbatar da cewa:

• An daidaita mai aiki da hanyar sarkar hanya daidai da hanyar sarkar hanya
• Ragewar flange don hanyoyin bin diddigin suna cikin ƙayyadaddun bayanai (yawanci jimlar 3-6 mm)
• Mai yin aiki yana juyawa cikin 'yanci ba tare da ɗaurewa ko tsangwama ba
• Karke yana tafiya cikin sauƙi ta cikin kewayon daidaitawarsa

Daidaita Tashin Hankali na Layin Hanya: Bayan shigarwa, daidaita matsin lamba na layin bisa ga takamaiman bayanai na injin. Ga masu haƙa rami na aji 30-35, matsakaicin saurin layin yawanci yana tsakanin 30-50 mm wanda aka auna a tsakiyar layin ƙasa tsakanin na'urar da ke gaba da na'urar da ke birgima ta layin farko.

6.2 Yarjejeniyar Kula da Rigakafi

Tsawon Lokacin Dubawa: Dubawar gani a tazara ta sa'o'i 250 (kowace mako don ci gaba da ayyukan da ake yi masu nauyi) ya kamata a duba duk alamun lalacewa da aka bayyana a baya.

Gudanar da Tashin Hankali a Hanya: Tashin Hankali mai kyau yana shafar rayuwar mai aiki a layi kai tsaye. Tashin Hankali mai yawa yana ƙara nauyin ɗaukar kaya; rashin isasshen tashin hankali yana ba da damar bugun sarka wanda ke hanzarta lalacewar hatimi da ƙara nauyin tasiri. Duba tashin hankali:

• A kowace awa 250 na sabis
• Bayan sa'o'i 10 na farko akan sabbin kayan aiki
• Lokacin da yanayin aiki ya canza sosai
• Idan aka lura da rashin kyawun hanya (mari, ƙara, rashin daidaiton lalacewa)

Ka'idojin Tsaftacewa: A cikin yanayi mai nauyi, tsaftacewa mai kyau yana da mahimmanci amma dole ne a yi shi daidai:

• A guji wankewa mai ƙarfi a wuraren da aka rufe, wanda zai iya tilasta gurɓatawa su wuce hatimin.
• Yi amfani da ruwa mai ƙarancin matsin lamba (ƙasa da 1,500 psi) don tsaftacewa gabaɗaya
• Cire tarkacen da suka taru daga kewaye da wurin aiki da kuma yoke yayin binciken yau da kullun
• Bari kayan haɗin su bushe sosai kafin tsawaita lokacin aiki

Man shafawa: Ga masu aiki a wurin aiki waɗanda ke da bearings masu rufewa, ba a buƙatar ƙarin man shafawa a lokacin aiki. Ga saman zamiya da mai daidaita hanya:

• Yi amfani da takamaiman man shafawa masu nauyi tare da ƙarin abubuwa masu dacewa
• Bi shawarar tazara da adadi
• A tsaftace kayan aiki kafin da kuma bayan shafa man shafawa

La'akari da Ayyukan Aiki: Ayyukan masu aiki suna da tasiri sosai ga rayuwar marasa aiki:

• Rage tafiye-tafiye masu sauri a kan ƙasa mai wahala
• Guji canje-canjen alkibla kwatsam waɗanda ke haifar da manyan lodi a gefe
• A daidaita saurin da kyau don yanayi don bin diddigin tashin hankali
• Bayar da rahoton hayaniya ko kuma yadda aka saba da ita nan take
• A guji aiki da kayan aikin waƙa da suka lalace sosai

6.3 Ka'idojin Shawarar Sauyawa

Ya kamata a maye gurbin na'urorin aiki na gaba don injunan aji na PC300/PC350/PC360 idan:

• Zubar da hatimin a bayyane yake kuma ba za a iya dakatar da shi ba
• Radial play ya wuce ƙa'idodin masana'anta (yawanci 3-5 mm ana aunawa a kan tafiya)
• Wasan axial ya wuce ƙayyadaddun ƙayyadaddun masana'anta (yawanci 2-4 mm)
• Lalacewar flange yana rage ingancin jagora (kauri na flange ya ragu da fiye da 25%)
• Lalacewar flange ya haɗa da tsagewa, fashewa, ko kuma mummunan lahani
• Lalacewar aski ya wuce zurfin akwati mai tauri (yawanci lokacin da raguwar diamita ta wuce 10-15 mm)
• Fashewar saman yana shafar fiye da kashi 10% na yankin taɓawa
• Juyawan bear yana zama mai ƙarfi, mai hayaniya, ko kuma mara tsari
• Zafin aiki koyaushe ya wuce 80°C sama da yanayi
• Lalacewar da ake iya gani ta haɗa da tsagewa, lalacewar tasiri, ko nakasa
• Sawa da ke hana zamewa ko daidaitawa yadda ya kamata

6.4 Tsarin Sauyawa Mai Tushen Tsarin

Domin samun ingantaccen aiki da kuma ingantaccen amfani da kayan aiki, ya kamata a yi la'akari da yanayin mai aiki da waɗannan ƙa'idodi:

• Sarkar waƙa: Lalacewar fil da bushing, yanayin layin dogo, ingancin hatimi, tsawaita gabaɗaya
• Na'urorin birgima: Yanayin hatimi, lalacewar takalmi, yanayin ɗaukar kaya a duk na'urorin birgima
• Na'urorin juyawa masu ɗaukar kaya: Yanayin tafiya, yanayin ɗaukar kaya
• Sprocket: Bayanin lalacewar haƙori, yanayin sashi, amincin hawa
• Tsarin waƙa: Daidaito, yanayin farantin lalacewa, daidaiton tsarin

Mafi kyawun aikin masana'antu yana ba da shawarar:

• Sauya a cikin nau'i-nau'i: Ya kamata a maye gurbin marasa aiki a ɓangarorin biyu tare don kiyaye daidaiton aiki
• Yi la'akari da maye gurbin tsarin: Lokacin da sarkar hanya, mashinan laƙabi, na'urori masu juyawa, da kuma sprocket duk suna nuna lalacewa mai yawa, maye gurbin ƙarƙashin motar gaba ɗaya na iya zama mafi arha.
• Jadawalin lokacin babban sabis: Shirya maye gurbin lokacin hutun da aka tsara don rage tasirin samarwa

7. Abubuwan da Za a Yi La'akari da Su Don Samun Dabaru Don Sassan Komatsu

7.1 Shawarar OEM da ta Bayan Kasuwa

Manajan kayan aiki dole ne su kimanta shawarar OEM idan aka kwatanta da shawarar bayan kasuwa mai inganci ta hanyar ruwan tabarau da yawa:

Binciken Farashi: Abubuwan da aka gyara daga masana'antun kamar CQC TRACK yawanci suna ba da rangwame na farko na kashi 30-50% idan aka kwatanta da sassan OEM. Ga jiragen ruwa masu injunan aji na PC300/PC350/PC360 da yawa, wannan bambancin na iya wakiltar babban tanadi na shekara-shekara. Jimlar lissafin farashin mallaka dole ne ya haɗa da:

• Tsawon lokacin sabis da ake tsammani a cikin takamaiman yanayin aiki
• Kudin aikin gyara don maye gurbin
• Tasirin rashin lokacin samarwa
• Ingancin garanti da ingancin sarrafa da'awa
• Samuwar sassa da amincin lokacin gubar

Daidaito Mai Inganci: Masana'antun da ke bayan kasuwa sun cimma daidaiton aiki tare da kayan aikin OEM masu nauyi ta hanyar:

• Takamaiman bayanai na kayan da suka dace (50Mn, 40Cr, SAE 4140 tare da ingantaccen sinadarai)
• Tsarin maganin zafi mai kama da juna (core 280-350 HB, saman HRC 58-62, zurfin akwati 8-12 mm)
• Tsarin rufewa mai nauyi tare da kariyar gurɓatawa matakai da yawa
• Set ɗin bearings masu dacewa daga masana'antun bearings masu suna
• Ingantaccen tsarin kula da inganci tare da 100% NDT na mahimman abubuwan da aka gyara
• Tsarin Gudanar da Inganci na ISO 9001

Sharuɗɗan Garanti: Garantin OEM yawanci yana ɗaukar shekaru 1-2 ko sa'o'i 2,000-3,000. Masana'antun da suka shahara a kasuwa suna ba da garanti iri ɗaya wanda ya shafi lahani a masana'anta, tare da tsawon lokacin rufewa na shekaru 1-2.

Saurin Samuwa da Lokacin Ginawa: Sassan OEM na iya fuskantar tsawaita lokacin ginshiƙai saboda rarrabawa a tsakiya. Masana'antun da ke samar da kayayyaki a cikin gida galibi suna isarwa cikin makonni 4-8, tare da hanzarta gaggawa don yanayi mai mahimmanci.

Tallafin Fasaha: Masu samar da kayayyaki masu ƙwarewa a injiniya na iya samar da:

• Tallafin injiniyan aikace-aikace don takamaiman yanayin aiki
• Tallafin sabis na filin don shigarwa da gyara matsala
• Bayanan rayuwar sassan don tsarin kula da hasashen lokaci
• Ayyukan nazarin gazawa

7.2 Ka'idojin Kimanta Masu Kaya don Aikace-aikacen Komatsu

Ya kamata ƙwararrun masu siyayya su yi amfani da tsauraran tsare-tsare na kimantawa yayin tantance masu samar da kayayyaki marasa aiki:

Kimanta Ƙarfin Masana'antu: Kimantawar kayan aiki ya kamata ta tabbatar da kasancewar:

• Kayan aikin ƙera kayan aiki masu girma don kayan aiki masu nauyi
• Cibiyoyin injinan CNC na zamani tare da iyawar daidaito
• Layukan maganin zafi ta atomatik tare da sarrafa yanayi
• Tashoshin taurarewa tare da sa ido kan tsari
• Tsaftace wuraren taruwa don shigar da hatimi
• Cikakkun wuraren gwaji (UT, MPI, CMM, dakin gwaje-gwajen ƙarfe)

Tsarin Gudanar da Inganci: Takaddun shaida na ISO 9001:2015 yana wakiltar mafi ƙarancin ƙa'ida da aka yarda da ita. Masu samar da ƙarin takaddun shaida suna nuna ƙarin jajircewa ga inganci.

Bayyanar Kayan Aiki da Tsarin Aiki: Masana'antun da aka san su da kyau suna ba da:

• Takaddun shaida na kayan aiki (MTRs) tare da cikakken ilimin sunadarai
• Takardun tsarin maganin zafi da bayanan tabbatarwa
• Rahoton dubawa don tabbatar da girma da NDT
• Samfurin ƙarfin gwaji don tabbatar da abokin ciniki
• Binciken ƙarfe idan an buƙata

Kwarewa da Suna: Masu samar da kayayyaki masu ƙwarewa sosai a aikace-aikacen Komatsu na ƙarƙashin motar asibiti suna nuna ƙwarewa mai ɗorewa:

• Shekaru da yawa na kasuwanci suna hidimar abokan ciniki tare da kayan aiki masu nauyi
• Asusun tunani a cikin irin waɗannan ayyuka
• Ganewar masana'antu da takaddun shaida

Kwanciyar Hankali a Kudi: Dangantakar wadata ta dogon lokaci tana buƙatar abokan hulɗa masu dorewa a fannin kuɗi tare da saka hannun jari a wurare da kayan aiki.

7.3 Fa'idar CQC TRACK ga Aikace-aikacen Komatsu

CQC TRACK yana ba da fa'idodi daban-daban ga siyan kayan haƙa ƙasa na Komatsu:

• Ƙarfin Kera Nauyi: An ƙera kayan aikin musamman don aikace-aikacen da suka shafi aiki mai tsanani, tare da ingantattun ƙayyadaddun bayanai fiye da daidaitattun kayan aikin da suka shafi aiki mai nauyi.
• Tsarin Samarwa Mai Haɗaka: Cikakken haɗin kai tsaye daga samo kayan aiki har zuwa haɗuwa ta ƙarshe yana tabbatar da daidaiton inganci da cikakken bin diddigin abubuwa.
• Kyakkyawan Kayan Aiki: Karfe mai inganci (50Mn, 40Cr, SAE 4140) tare da sinadarai masu sarrafawa, suna samun taurin saman HRC 58-62 da zurfin akwati na 8-12 mm
• Hatimin Ci Gaba: Tsarin hatimin matakai da yawa tare da hatimin iyo, hatimin lebe na HNBR, da kuma masu kare ƙurar labyrinth don kariyar gurɓatawa mai tsanani
• Cikakken Tabbatar da Inganci: Ingantaccen ka'idojin gwaji, gami da duba 100% na mayukan mayukan ultrasonic
• Ƙwarewar Aikace-aikacen: Ƙungiyar fasaha mai zurfin fahimtar tsarin Komatsu na ƙarƙashin motar da ake amfani da ita da kuma buƙatun zagayowar aiki mai nauyi
• Ƙarfin Samarwa na Duniya: An kafa hanyoyin rarrabawa waɗanda ke hidimar manyan kasuwannin kayan aiki masu nauyi a duk duniya
• Tattalin Arziki Mai Kyau: Rage farashi kashi 30-50% yayin da ake kiyaye inganci mai yawa
• Tallafin Injiniya: Ƙarfin keɓancewa don takamaiman yanayin aiki

8. Binciken Kasuwa da Yanayin da ke Gaba

8.1 Tsarin Buƙatar Duniya

Kasuwar duniya ta kayan aikin haƙa ƙasa na tan 30-35 na ci gaba da faɗaɗawa, wanda ke haifar da:

Ci Gaban Kayayyakin more rayuwa: Manyan shirye-shiryen samar da ababen more rayuwa a duk fadin kudu maso gabashin Asiya, Afirka, Gabas ta Tsakiya, da Kudancin Amurka suna ci gaba da buƙatar manyan kayan aiki da kayan maye gurbinsu. Ana amfani da injunan jerin Komatsu PC300/PC350/PC360 sosai a waɗannan yankuna.

Ci gaban Bangaren Haƙar Ma'adinai: Buƙatar kayayyaki na haifar da ayyukan haƙar ma'adinai a duk faɗin duniya, wanda ke haifar da buƙatar sabbin kayan aiki da kayan maye gurbinsu. Nau'in tan 30-35 ya shahara a fannin haƙar ma'adinai da ayyukan hakar ma'adinai na matsakaicin mataki.

Tsufa na Kayan Aiki: Tsawon lokacin riƙe kayan aiki yana ƙara yawan amfani da kayan bayan kasuwa yayin da masu aiki ke kula da tsofaffin injunan Komatsu maimakon maye gurbinsu.

Ayyukan Gine-gine: Ci gaba da ayyukan birane da ci gaba a duniya suna tallafawa buƙatar manyan injinan haƙa ƙasa da sassan da ke ƙarƙashinsu.

8.2 Ci gaban Fasaha

Fasaha masu tasowa suna canza masana'antar kayan ƙarƙashin kaya:

Ci Gaban Kayayyaki: Bincike kan ingantattun ƙarfen ƙarfe yana ba da tabbacin inganta juriyar lalacewa ba tare da la'akari da tauri ba.

Inganta Tauraruwar Induction: Tsarin induction na zamani tare da sa ido kan zafin jiki na ainihin lokaci yana cimma daidaito mara misaltuwa a cikin zurfin yanayin da rarrabawar tauri.

Haɗawa da Dubawa ta atomatik: Tsarin haɗawar robot tare da duba hangen nesa mai haɗaka yana tabbatar da shigarwar hatimi mai daidaito da kuma tabbatar da girma.

Fasahar Gyaran Hasashe: Na'urori masu auna zafin jiki da aka haɗa suna ba da damar sa ido kan yanayin zafi, girgiza, da lalacewa a ainihin lokaci don gyara hasashen.

Kwaikwayon Tagwayen Dijital: Kayan aikin kwaikwayo na zamani suna ba masana'antun damar yin kwaikwayon aikin sassan a ƙarƙashin takamaiman yanayin aiki.

8.3 Dorewa da Sake Samarwa

Ƙara himma ga dorewa yana haifar da sha'awar sassan da aka sake ƙera:

• Sake Gina Sassan: Tsarin sake maidowa da sake gina waɗanda suka lalace
• Maido da Kayan Aiki: Sake amfani da kayan da suka lalace don dawo da kayan aiki
• Fasahar Fadada Rayuwa: Ingantaccen walda da kuma gyara kayan aiki don gyarawa
• Shirye-shiryen Tattalin Arziki Mai Zagaye: Shirye-shirye don babban dawowa da sake kera kayayyaki

9. Kammalawa da Shawarwari Masu Mahimmanci

Komatsu 2073000164 2073000160 20730K1900 2073000401 KM1927 KM2018 VP4030B4 na haƙa ramin tuƙi na PC300, PC350, da PC360 yana wakiltar wani ɓangare mai nauyi wanda aikinsa ke shafar samuwar injin, farashin aiki, da ribar aikin kai tsaye. Fahimtar sarkakiyar fasaha - daga zaɓin ƙarfe (50Mn/40Cr/SAE 4140) da hanyar ƙirƙira ta hanyar injinan daidai, tsarin bearing, da ƙirar hatimi mai matakai da yawa - yana bawa manajojin kayan aiki damar yanke shawara mai kyau game da siye wanda ke daidaita farashin farko da jimlar farashin mallaka.

Ga masu aikin manyan kayan aiki da ke amfani da injin haƙa rami na Komatsu mai nauyin tan 30-35, waɗannan shawarwari na dabarun sun fito daga wannan cikakken bincike:

1. Fifita takamaiman bayanai masu nauyi, tabbatar da ma'aunin kayan aiki (SAE 4140/50Mn), sigogin maganin zafi (core 280-350 HB, saman HRC 58-62, zurfin akwati 8-12 mm), da kuma tsarin hatimi don yanayin gurɓatawa.
2. Tabbatar da ƙarfin tsarin rufewa, tare da fahimtar cewa hatimai masu nauyi da yawa tare da hatimai masu iyo, hatimin lebe na HNBR, da kuma masu kare ƙurar labyrinth suna ba da kariya mai mahimmanci a cikin gine-gine, ma'adinai, da yanayin hakar ma'adinai.
3. Kimanta masu samar da kayayyaki ta hanyar ruwan tabarau mai ƙarfi, neman shaidar ƙarfin ƙera manyan sassa, kayan aikin CNC na zamani, ƙarfin maganin zafi ga manyan sassa, da kuma cikakkun kayan aikin NDT.
4. Buƙatar kayan aiki da bayyana gaskiya a tsarin aiki, neman takaddun shaida na kayan aiki, bayanan maganin zafi, da rahotannin dubawa - suna da mahimmanci ga kayan aikin da dole ne su yi aiki da aminci a ƙarƙashin manyan nauyi.
5. Tabbatar da daidaiton ma'auni yayin maye gurbin sassan bayan kasuwa don lambobin sassan OEM 2073000164, 2073000160, 20730K1900, da 2073000401, tabbatar da dacewa da takamaiman samfurin Komatsu da jerin.
6. Aiwatar da ka'idojin kulawa masu inganci, gami da duba yanayin hatimi akai-akai, lalacewar takalmi, da kuma ingancin flange, tare da dabarun hasashen gano gazawar da wuri.
7. Ɗauki dabarun maye gurbin da suka dogara da tsarin, kimanta yanayin rashin aiki tare da sarkar hanya, na'urori masu juyawa, da kuma sprocket don inganta aikin ƙarƙashin abin hawa da kuma hana saurin lalacewa na sabbin kayan aiki.
8. Haɓaka haɗin gwiwar masu samar da kayayyaki masu mahimmanci tare da masana'antun kamar CQC TRACK waɗanda ke nuna ƙwarewar fasaha mai ƙarfi, jajircewa mai inganci, da amincin sarkar samar da kayayyaki, suna canzawa daga siyan ciniki zuwa gudanar da hulɗa ta haɗin gwiwa.
9. Yi la'akari da jimillar kuɗin mallakar, kimanta zaɓuɓɓukan bayan kasuwa waɗanda ke ba da tanadin farashi na kashi 30-50% yayin da ake kiyaye inganci mai mahimmanci da daidaiton aiki tare da sassan OEM.

Ta hanyar amfani da waɗannan ƙa'idodi, masu sarrafa kayan aiki za su iya samun ingantattun hanyoyin magance matsalolin da ke ƙarƙashin kaya waɗanda ke kiyaye yawan aikin haƙa rami yayin da suke inganta tattalin arzikin aiki na dogon lokaci.

CQC TRACK, a matsayinta na ƙwararriyar masana'anta mai haɗaɗɗen ƙarfin samarwa da kuma cikakken tabbacin inganci don aikace-aikacen nauyi, tana wakiltar tushen da ya dace don haɗa kayan aikin Komatsu PC300/PC350/PC360, tana ba da inganci mai nauyi tare da fa'idodin farashi na ƙera na musamman na ƙasar Sin.

Tambayoyin da Ake Yawan Yi (FAQ)

T: Menene tsawon rayuwar masu zaman banza na aji na Komatsu PC300/PC350/PC360?
A: Tsawon lokacin aiki ya bambanta dangane da yanayin aiki: ginin gabaɗaya awanni 5,000-7,000, babban gini awanni 4,500-6,000, ayyukan hakar ma'adinai awanni 4,000-5,500, matsakaicin hakar ma'adinai awanni 3,500-5,000, hakar ma'adinai mai tsanani awanni 3,000-4,000.

T: Ta yaya zan iya tabbatar da cewa mai aiki a bayan kasuwa ya cika ƙa'idodin Komatsu OEM?
A: Nemi rahotannin gwajin kayan aiki (MTRs) waɗanda ke tabbatar da sinadaran ƙarfe (SAE 4140/50Mn), takaddun tabbatar da tauri (core 280-350 HB, saman HRC 58-62, zurfin akwati 8-12 mm), da rahotannin dubawa masu girma. Masana'antun da aka san su kamar CQC TRACK suna ba da wannan takaddun cikin sauƙi.

T: Menene bambance-bambance tsakanin lambobin sassan Komatsu 2073000164, 2073000160, da 2073000401?
A: Waɗannan lambobin sassan sun yi daidai da nau'ikan samfuran da shekarun samarwa daban-daban a cikin dangin PC300/PC350/PC360. 2073000164 shine babban mai aiki don sabbin jerin (PC300-8/PC350-8/PC360-8), 2073000160 don jerin da suka gabata (PC300-7/PC350-7/PC360-7), da 2073000401 don ingantattun saitunan aiki masu nauyi.

T: Me ya bambanta masu aikin sata na gaba masu nauyi da kayan aikin da aka tsara?
A: Abubuwan da ke da nauyi suna da ƙayyadaddun bayanai na kayan aiki (SAE 4140), ƙarin zurfin akwati mai tauri (8-12 mm), zaɓuɓɓukan ɗaukar kaya masu ƙarfi tare da ƙimar nauyi mai ƙarfi, tsarin rufewa mai matakai da yawa don gurɓatawa mai tsanani, da gwaji 100% mara lalatawa.

T: Ta yaya zan iya gane gazawar hatimi kafin mummunan lalacewa ta faru?
A: Dubawa akai-akai ya kamata a duba ko akwai ɗigon mai a kusa da hatimin (wanda ake iya gani a matsayin danshi ko tarin tarkace). Hoton yanayin zafi na iya gano matsalar ɗaukar kaya ta hanyar ƙaruwar zafin jiki. Juyawa mai ƙarfi yayin duba kulawa kuma yana nuna rashin daidaiton hatimi.

T: Me ke haifar da lalacewar masu zaman banza da wuri a cikin aikace-aikacen da ke da nauyi?
A: Abubuwan da suka fi faruwa sun haɗa da gazawar hatimin da ke ba da damar shiga cikin gurɓataccen abu (wanda aka fi sani da shi), rashin ƙarfin hanyar da ta dace (ko dai ta matse sosai ko kuma ta yi laushi sosai), aiki a cikin kayan da ke da ƙarfi sosai, lalacewar tarkace, haɗa sabbin masu aiki da kayan aikin hanya da suka lalace, da kuma rashin isasshen man shafawa.

T: Shin ya kamata in maye gurbin masu aikin kashe gobara a gaba ɗaya ko kuma in maye gurbinsu a cikin injin haƙa Komatsu?
A: Mafi kyawun tsarin masana'antu yana ba da shawarar maye gurbin masu zaman banza a nau'i-nau'i a kowane gefe don kiyaye daidaiton aikin hanya da kuma hana saurin lalacewa na sabbin kayan aiki tare da takwarorin da suka lalace.

T: Wane garanti zan yi tsammani daga masu samar da kayayyaki masu inganci ga masu zaman banza masu nauyi?
A: Masana'antun da aka san su da kyau galibi suna ba da garanti na shekaru 1-2 wanda ya shafi lahani a masana'anta, tare da lokutan rufewa na awanni 3,000-5,000 na aiki don aikace-aikacen da ke buƙatar aiki mai yawa.

T: Za a iya keɓance masu zaman banza bayan kasuwa don takamaiman yanayin aiki?
A: Ee, masana'antun da suka ƙware kamar CQC TRACK suna ba da zaɓuɓɓukan keɓancewa gami da ingantattun tsarin hatimi don gurɓataccen yanayi, matakan kayan da aka gyara don takamaiman yanayi, da kuma daidaita yanayin geometry don aikace-aikace na musamman.

T: Menene muhimman alamomin lalacewa ga masu aikin haƙa rami na Komatsu?
A: Alamomin lalacewa masu mahimmanci sun haɗa da zubar hatimi, raguwar diamita na waje (fiye da 10-15 mm), lalacewar flange (rage kauri fiye da 25%), rashin daidaituwar kunnawar radial (fiye da 3-5 mm), rashin daidaituwar kunnawar axial (fiye da 2-4 mm), juyawa mai kauri, da kuma zubar da saman da ake iya gani.

T: Sau nawa ya kamata a duba matsin lamba a kan injin haƙa rami na PC300/PC350/PC360?
A: Ya kamata a duba ƙarfin layin a kowane lokaci na aiki na awanni 250 (mako-mako don ci gaba da aiki), bayan awanni 10 na farko akan sabbin kayan aiki, lokacin da yanayin aiki ya canza sosai, da kuma duk lokacin da aka lura da halayen layin da ba daidai ba.

T: Menene fa'idodin samun kayan haƙa Komatsu daga CQC TRACK?
A: CQC TRACK tana ba da farashi mai kyau (kashi 30-50% ƙasa da OEM), ƙarfin kera abubuwa masu nauyi tare da ƙarfe mai inganci (SAE 4140) da taurin saman HRC 58-62, tsarin hatimi mai matakai da yawa, cikakken tabbacin inganci (tabbacin ISO 9001, duba UT 100%), da ƙwarewar injiniya a aikace-aikacen Komatsu.

T: Waɗanne hanyoyin kulawa ne ke tsawaita rayuwar masu zaman banza a cikin aikace-aikacen da ake ɗauka masu nauyi?
A: Manyan ayyuka sun haɗa da kula da yanayin matsin lamba na hanya yadda ya kamata, duba yanayin hatimi akai-akai da gano ɓuya da wuri, guje wa wanke hatimi mai ƙarfi a matsewa, maye gurbin gaggawa a iyakar lalacewa (kafin lalacewa ta biyu ta faru), dabarun maye gurbin da suka dogara da tsarin, da kuma horar da masu aiki kan dabarun tafiya yadda ya kamata.

T: Ta yaya yanayin sarkar hanya ke shafar rayuwar mai zaman banza?
A: Sarkar da ta lalace (tsawon tsayin daka, yanayin layin dogo da ya lalace) yana hanzarta lalacewar masu aiki ta hanyar canza yanayin hulɗa da ƙara yawan lodi. Mafi kyawun aikin masana'antu yana ba da shawarar maye gurbin masu aiki da sarka tare lokacin da sarkar ta wuce tsayin daka 2-3%.

T: Menene tsarin ajiya mai kyau ga masu zaman banza na gaba?
A: A adana a cikin wuri mai tsabta da bushewa wanda aka kare daga yanayi. A ajiye a cikin marufi na asali idan akwai. A juya lokaci-lokaci (kowane watanni 3-6) don hana gurɓatawa da lalacewar tasiri. A kare daga gurɓatawa da lalacewar tasiri.

An yi wannan wallafe-wallafen fasaha ne don ƙwararrun manajojin kayan aiki, ƙwararrun masu siye, da ma'aikatan kulawa a cikin manyan ayyukan kayan aiki. Bayanai da shawarwari sun dogara ne akan ƙa'idodin masana'antu da bayanan masana'anta da ake samu a lokacin bugawa. Ana amfani da duk sunayen masana'anta, lambobin sassan, da ƙirar samfura don dalilai na tantancewa kawai. Koyaushe tuntuɓi takaddun kayan aiki da ƙwararrun ƙwararru don yanke shawara na musamman kan aikace-aikace.