Kev Sib Tw Khiav Rau Caterpillar CAT 305 306 Mini Excavator

Cov Lus Tseem Ceeb:

Pawg:

Cov Qauv Siv Tau: CAT 305E / 306E / 307
EOEM Tus lej khoom: 352-6217
Lus Askiv Piav Qhia: Cov khoom siv hauv qab ntawm lub tshuab khawb av ruaj khov, ruaj khov zoo, muaj khoom txaus, xa khoom sai.

Email:info@fortune-parts.com

KEV NUG Cov Khoom Sib Xws

COV KHOOM PIAV TXOG

✅Kev Sib Haum: Hloov ncaj qha rau txoj kev sib twCaterpillar CAT 305E, 306E, 307E mini excavator, OEM qhov naj npawb352-6217.
✅Zoo Tshaj Plaws: Ua los ntawm cov hlau alloy zoo nrog kev ua kom raug / forging thiab kev kho cua sov tag nrho. Qhov nyuaj ntawm qhov chaw ncav cuagHRC50-56, qhov tob hardening 8-12 hli rau kev hnav tsis kam zoo dua.
✅Lub Neej Ntev & Kev Ntseeg Siab: Nruab nrog cov roj foob zoo thiab cov bearings kom tiv thaiv kev xau. Tsim los rau cov xwm txheej ua haujlwm hnyav nrog2000+ teev ua haujlwm lav.
✅Kev Haum Xeeb thiab Kev Ua Tau Zoo Tshaj Plaws: Xyuas kom meej tias txoj kev khiav mus los du, suab nrov tsawg, thiab ua haujlwm ruaj khov. Yooj yim rau nruab ua ib feem hloov ncaj qha.
✅Kev Pabcuam Txhawb Nqa: ISO9001 tau ntawv pov thawj zoo. Kev xa khoom sai los ntawm chaw nres nkoj FOB Xiamen. Kev pabcuam OEM/ODM yog qhov siv tau. Kev txhawb nqa video thiab online.

CAT 306 Mini Excavator Track Roller Cov Lus Qhia Txog Kev Siv Tshuab thiab Cov Ntaub Ntawv Engineering

1. Cov Lus Qhia Tseem Ceeb thiab Txheej Txheem Cej Luam

Daim ntawv no piav qhia txog lub rooj sib dhos ntawm txoj kev sib dhos (tseem hu ua idler roller lossis bottom roller), uas yog lub hauv paus tseem ceeb ntawm Caterpillar 305E, 306E, thiab 307E series mini hydraulic excavators. Tsim los rau cov xwm txheej ua haujlwm nyuaj ntawm 1-6 tuj mini excavators, lub rooj sib dhos no tuaj yeem tiv taus cov khoom siv cuam tshuam zoo li qub thiab dynamic nyob rau hauv ntau yam xwm txheej, suav nrog kev tsim kho, kev rov ua liaj ua teb, thiab kev tsim kho hauv nroog. Tus lej tseem ceeb 352-6217 uas tau hais hauv daim ntawv no yog tus lej tus qauv ntawm tus tsim khoom siv thawj (OEM) rau lub rooj sib dhos no, sib raug rau lub rooj sib dhos tag nrho ntawm txoj kev sib dhos thiab cov khoom hloov pauv ncaj qha. Ua lwm txoj hauv kev zoo tom qab kev lag luam, lub rooj sib dhos no, tsim los ntawm tus kws tshaj lij tsim khoom siv tshuab, ua raws li CAT OEM cov qauv kev siv tshuab, ua tau raws li lossis tshaj OEM cov lus qhia hauv kev xaiv cov khoom siv, kev tsim qauv, thiab kev ua tau zoo, muab kev daws teeb meem txhim khu kev qha, pheej yig, thiab kav ntev rau kev saib xyuas mini excavator chassis. 2. Lub Luag Haujlwm Tseem Ceeb thiab Kev Ua Haujlwm ntawm Txoj Kev Sib dhos

Lub rooj sib dhos hauv qab yog qhov tseem ceeb ntawm cov khoom siv thauj khoom ntawm lub tshuab khawb av me me, ua peb txoj haujlwm tseem ceeb hauv qab no:

2.1 Kev Thauj Khoom thiab Kev Faib Khoom Hnyav

Txhawb nqa tag nrho qhov hnyav ntawm CAT 306 series excavator (kwv yees li 5.7–7 tons), nws faib qhov hnyav ntawm lub cev sab saud thiab cov khoom siv ua haujlwm rau txoj saw hlau los ntawm lub thav duab roller, thiab tom qab ntawd faib nws mus rau hauv av. Kev faib ntau qhov ntawm cov menyuam txhawb nqa ua rau txo qhov siab hauv av, ua kom cov khoom siv hla tau ntawm thaj av mos thaum tiv thaiv kev puas tsuaj ntawm txoj kev los ntawm kev ntxhov siab hauv zos.

2.2 Kev Taw Qhia thiab Kev Sib Tshuam ntawm Txoj Kev

Cov log tsheb muaj cov qauv ob-flange uas tau ua tiav zoo rau ob sab, ua kom haum rau ntug sab hauv ntawm txoj kev sib txuas kom tsim tau qhov kev txwv sab nraud uas ntseeg tau. Qhov kev tsim no tiv thaiv tau qhov kev hloov pauv sab nraud thiab kev tawm ntawm txoj kev thaum tig, nce toj, lossis ua haujlwm ntawm thaj chaw tsis zoo, ua kom txoj kev txav mus los du raws lub chassis thiab txhim kho kev ruaj khov ntawm kev tuav tshuab.

2.3 Kev Tswj Xyuas Kev Tawm Tsam

Los ntawm kev sib koom tes nrog cov log qhia thiab cov tensioners, kev tswj hwm qhov preload thiab sag tsim nyog ntawm txoj saw hlau sab saud (feem ntau tswj tau ntawm 1-2% ntawm qhov ntev ntawm txoj kab overhang) yog qhov tseem ceeb rau kev ua kom zoo dua qhov cuam tshuam ntawm cov log tsav thiab txoj kab, txo kev co ua haujlwm, thiab txo qis kev poob hluav taws xob. Nws kuj tseem ua rau lub neej kev pabcuam ntawm txoj kab thiab lwm lub log ntev dua.

3. Cov Lus Qhia Txog Kev Siv Tshuab thiab Kev Tsim Qauv Engineering

3.1 Qhov Kev Siv thiab Cov Khoom Siv Thawj (OEM) Siv

• Cov Qauv Tseem Ceeb Siv Tau: Caterpillar 305E, 306E, 307E mini hydraulic excavators thiab lawv cov derivatives.

• Tus lej OEM: 352-6217 (Tus lej sib dhos tseem ceeb). Cov khoom hloov pauv sib xws tuaj yeem sib phim siv cov ntaub ntawv pov thawj ntawm cov chaw tsim khoom, kom ntseeg tau tias muaj kev sib pauv tag nrho nrog cov khoom siv OEM.

• Cov Lus Qhia Txog Kev Sib Txuas: Sib xws nrog CAT 306 series cov kev sib txuas txheem (dav 400mm, suab 154mm), nrog rau kev sib phim meej ntawm qhov dav ntawm lub npoo thiab qhov dav sab hauv ntawm lub phaj kev sib txuas (qhov sib txawv 2–5mm) kom tsis txhob cuam tshuam thiab hnav tsis zoo.

3.2 Kev Tsim Kho Tshuab thiab Cov Qauv

• Hom: Sealed & Lubricated (S&L) cov menyuam khiav hnyav uas muaj cov kabmob sib xyaw ua ke.

• Lub cev log / Kev Forging: Ua los ntawm cov hlau alloy uas muaj cov pa roj carbon ntau, muaj zog heev (40Mn2, 50Mn) siv cov txheej txheem forging kaw. Piv rau cov castings, kev forging ua kom muaj kev faib cov hlau txuas ntxiv mus, txhim kho qhov kev tiv thaiv kev cuam tshuam thiab lub zog qaug zog ntawm lub cev log, thiab ua rau nws tiv taus kev cuam tshuam ntawm cov khoom thauj dynamic ntau zaus.

• Ncej: Ua los ntawm 42CrMo chromium-molybdenum alloy steel, nrog rau qhov chaw tawv kom ntseeg tau tias muaj zog tensile siab (≥1080MPa) thiab tiv taus kev hnav, ua tau raws li qhov yuav tsum tau ua ntawm kev tig ceev ceev mus sij hawm ntev.

• Tsim Flange: Ob-flange sib xyaw ua ke forged qauv, flange qhov siab 18–22mm, nrog rau kev tsim kho arc hloov pauv sab hauv kom txo qhov hnav sab nraud ntawm cov kev sib txuas thiab txhim kho qhov tseeb ntawm kev taw qhia.

• Qhov Hnyav Tag Nrho: Kwv yees li 7–9 KG/pc, nrog rau kev faib qhov hnyav sib npaug kom ntseeg tau tias kev ua haujlwm ruaj khov thiab kev thauj khoom zoo.

3.3 Kev Tshawb Fawb Txog Cov Khoom Siv thiab Metallurgy

• Qib Khoom Siv: Lub cev log xaiv los ntawm cov hlau sib xyaw ua los ntawm cov pa roj carbon ntau xws li 40Mn2 thiab 50Mn; lub cev ncej xaiv los ntawm 42CrMo chromium-molybdenum alloy steel; cov tsev rau cov kabmob ua los ntawm ZG35SiMn cam khwb cia hlau, kom ntseeg tau tias txhua yam khoom siv haum rau kev ua haujlwm.

• Kev Kho Mob Kub: Lub log tread thiab qhov chaw hnav hnyav ntawm lub flange raug tswj hwm kom ua tiav qhov nyuaj ntawm HRC52–62 thiab qhov tob ntawm txheej tawv ntawm 7–10 hli (HRC45 lossis siab dua), tsim cov qauv "nto tawv nrog lub hauv paus tawv" uas ua kom muaj kev tiv thaiv kev hnav ntawm qhov chaw thiab kev tiv thaiv kev cuam tshuam ntawm lub hauv paus. Lub cev ncej raug quenching thiab tempering (HB280–320) ua raws li qhov chaw tawv kom ntseeg tau tias muaj cov khoom siv kho tshuab zoo.

• Kev Kho Qhov Chaw: Lub cev log raug tua peening kom tshem tawm kev ntxhov siab forging (kev ntxhov siab seem ≤150MPa) thiab kev kho qhov chaw ua ntej. Cov txheej txheej muaj cov tshuaj epoxy primer (tuab 60–80μm) + polyurethane topcoat (tuab 40–60μm), muab kev tiv thaiv corrosion zoo heev thiab lo rau, thiab hloov kho rau cov xwm txheej ua haujlwm hnyav xws li av noo thiab hmoov av.

3.4 Lub Tshuab Nqa Khoom thiab Lub Tshuab Kaw (Lub Hauv Paus ntawm Kev Ruaj Khov)

• Hom kabmob: Ob kab hnyav tapered roller bearings, rated radial dynamic load ≥280kN, rated axial dynamic load ≥120kN, muaj peev xwm siab radial load thiab nruab nrab axial thrust bearing peev xwm, haum rau cov yam ntxwv ntawm cov khoom thauj ntawm cov excavators me me.

• Lub Tshuab Kaw: Kev sib dhos ua ke ntawm ntau lub thaiv kev thaiv labyrinth, tiv thaiv kev nkag mus rau hauv cov pa phem:

◦ Kev Siv Lubrication: Cov roj lithium-based composite grease uas tau ntim ua ntej rau qhov kub thiab txias heev (EP), qhov kub ua haujlwm ntau yam -20 ℃ ~ 120 ℃, tswj tau qhov ruaj khov thiab kev ua haujlwm ntawm lubrication nyob rau hauv qhov kub thiab txias heev.

◦ Lub Rooj Sib Tham Tseem Ceeb: Siv lub foob polyurethane (PU) radial nrog lub hau sib khi tsim tshwj xeeb, lub siab sib khi ≥0.3MPa, tiv thaiv cov roj xau.

◦ Secondary Foob: Lub foob ntawm lub ntsej muag uas ntab (lub nplhaib sib khi hlau + lub nplhaib sib khi roj hmab silicone), qhov roughness ntawm lub nplhaib sib khi hlau Ra≤0.8μm, ua ke nrog kev tswj hwm ua ntej (0.3–0.5mm), tsim ib qho kev thaiv kev sib khi thib ob.

◦ Txoj Kab Labyrinthine: Qhov sib txuas ntawm lub cev log thiab lub rooj zaum qag muaj 3-4 lub qhov labyrinth uas ua los ntawm tshuab. Siv cov kua dej tiv taus, cov qhov no tiv thaiv cov khoom tsis huv xws li av, xuab zeb, thiab dej noo kom tsis txhob nkag mus rau hauv qhov chaw ntawm lub cev, ua rau lub foob ntev dua.

4. Cov Txheej Txheem Tsim Khoom thiab Kev Ntsuas Zoo

4.1 Cov Txheej Txheem Tsim Khoom Tseem Ceeb

Cov chaw tsim khoom siv cov txheej txheem tsim khoom zoo kom ntseeg tau tias cov khoom sib xws thiab kev ntseeg tau:

1. Kev Forging thiab Kev Tsim: Cov khoom siv raw raug cua sov rau 1100-1200 ℃ thiab tom qab ntawd forged hauv lub pwm kaw siv lub tshuab nias nrog lub peev xwm ntawm 2000T lossis siab dua. Lub log dawb paug qhov ntev kam rau siab raug tswj hwm hauv ± 2 hli kom ntseeg tau tias muaj kev ua haujlwm sib xws.

2. Kev Siv Tshuab: Kev siv tshuab precision yog ua los ntawm kev siv CNC turning centers thiab cov tshuab tho qhov. Lub log sab nraud uas muaj lub voj voog yog ≤0.03mm, coaxiality yog ≤Φ0.02mm, thiab qhov roughness ntawm qhov chaw Ra≤1.6μm; qhov kawg ntawm lub ntsej muag flange perpendicularity yog ≤0.02mm, ua tiav qhov tseeb ntawm kev siv tshuab ntawm IT7-IT8 qib.

3. Kev Kho Mob Kub: Lub cev log raug quenching ntawm 860–880 ℃ ua raws li tempering ntawm 580–600 ℃. Lub tread thiab flange ces raug induction hardened hauv zos. Ib lub tshuab tswj kub tsis siv neeg siv thoob plaws hauv cov txheej txheem kom ntseeg tau tias muaj qhov nyuaj sib xws (qhov sib txawv ntawm qhov nyuaj hauv tib qho workpiece ≤3HRC).

4. Kev Kho Qhov Chaw: Kev tua peening (lub cheeb ntawm lub tua 0.8–1.2 hli, lub zog 0.2–0.3mmA) → tshem roj → phosphating → txau electrostatic → kho ntawm 160 ℃. Qhov kev nplaum txheej ua tau raws li GB / T 9286-1998 Chav Kawm 1 tus qauv.

5. Kev Sib Dhos thiab Kev Kaw: Kev sib dhos ua tiav hauv chav huv Class 1000. Kev nias lub pob bearing siv lub tshuab hydraulic nrog kev tswj siab meej (5–8MPa) kom tsis txhob muaj kev puas tsuaj rau lub pob bearing. Tus nqi ntawm cov roj txhaj tshuaj raug tswj kom meej (± 5g) kom ntseeg tau tias muaj roj txaus thiab tshem tawm qhov kev pheej hmoo ntawm kev xau.

4.2 Lub Txheej Txheem Tswj Xyuas Zoo (QC)

• Kev Tshuaj Xyuas Qhov Loj: Cov qhov loj tseem ceeb raug tshuaj xyuas 100% siv lub tshuab ntsuas sib koom ua ke (CMM) nrog qhov tseeb ntawm ± 0.005 hli, kom ntseeg tau tias sib xws nrog cov duab kos thawj. Rau kev tsim khoom ntau, cov cuab yeej tshuaj xyuas tshwj xeeb raug siv rau kev tshuaj xyuas sai, txhim kho kev ua haujlwm tau zoo los ntawm 30%.

• Kev Ntsuas Qhov Nyuaj: 5% ntawm cov khoom los ntawm txhua pawg raug xaiv los ntawm kev xaiv rau kev ntsuas qhov nyuaj Rockwell. Qhov nyuaj ntawm qhov chaw ntawm lub log yuav tsum nyob hauv HRC52–62; cov khoom tsis tsim nyog raug kho dua tshiab tam sim ntawd.

• Kev Ntsuas Kev Kaw: Tom qab sib dhos ua ke, yuav muaj kev sim kaw cua ntawm 1.5MPa, tswj qhov siab rau 30 feeb yam tsis muaj xau. Qee yam khoom yuav raug sim tig rau hauv dej (50 rpm, 2 teev) kom paub tseeb tias kev kaw ruaj khov.

• Kev Ntsuas Peev Xwm Thauj Khoom: Kev ntsuas peev xwm thauj khoom zoo li qub (1.5 zaug ntawm qhov ntsuas thauj khoom, 1 teev) thiab kev ntsuas kev qaug zog dynamic (1 lab lub voj voog) raug ua rau ntawm lub rooj kuaj mob tshwj xeeb kom ntseeg tau tias tsis muaj kev hloov pauv lossis kev puas tsuaj mus tas li.

• Cov Qauv Ntawv Pov Thawj: Cov khoom lag luam ua raws li daim ntawv pov thawj ISO9001 kev tswj hwm zoo; cov ntaub ntawv ua tau raws li cov qauv ib puag ncig RoHS; thiab qee cov khoom lag luam tau txais daim ntawv pov thawj CE, ua tau raws li cov kev cai nkag mus rau kev ua lag luam ntawm Tebchaws Europe thiab Tebchaws Meskas.

4.3 Kev Pov Hwm thiab Kev Txhawb Nqa Tom Qab Muag Khoom

• **Lub Sijhawm Lav**: Muaj kev lav 2000 teev ua haujlwm nyob rau hauv cov xwm txheej ua haujlwm ib txwm muaj, them rau kev ua haujlwm tsis zoo uas tshwm sim los ntawm cov khoom tsis zoo thiab cov teeb meem ntawm cov txheej txheem tsim khoom.

• Kev Pab Tom Qab Muag Khoom: Muaj kev pab txhawb nqa video thiab kev kuaj xyuas qhov yuam kev hauv online; yog tias xav tau kev hloov pauv, muaj kev pab rov ua dua sai (xa khoom 15-20 hnub rau cov xaj tsis tu ncua) kom ntseeg tau tias cov khoom siv ntawm cov neeg siv khoom siv sijhawm tsawg kawg nkaus.

COV KHOOM TXHEEJ TXHEEM

CAT 306 Track Roller

Cov Kev Cai	Cov ntsiab lus
Qauv	CAT 305E / 306E / 307E Lub Tshuab Nqus Me Me
Tus lej ntawm qhov	352-6217 (OEM siv)
Kev siv tshuab	Casting / Forging + Kev Kho Mob Kub Tag Nrho
Qhov nyuaj ntawm qhov chaw	HRC50-56, Qhov tob ntawm qhov tawv 8-12 hli
Xim	Dub / Daj (kho tau)
Lub Sijhawm lav	2000 Lub Sijhawm Ua Haujlwm
Daim Ntawv Pov Thawj	ISO9001
Qhov hnyav	Kwv yees li 7–9 KG/ib daim
Nqe FOB	FOB Xiamen chaw nres nkoj US $ 12–25 / Daim (raws li qhov ntau)
Lub Sijhawm Xa Khoom	Hauv 15-20 hnub tom qab kev txiav txim paub tseeb
Lub Sijhawm Them Nyiaj	T/T
OEM/ODM	Tau txais
Hom	Mini excavator undercarriage qhov chaw
Hom Tsiv	Lub tshuab khawb av
Kev Pab Tom Qab Muag Khoom	Kev txhawb nqa video, Kev txhawb nqa online