Lub hauv qab chassis nrog ib tug rotary ntaus ntawvyog ib qho ntawm cov qauv tsim rau excavators kom ua tiav kev ua haujlwm tau zoo thiab hloov tau yooj yim. Nws organically sib txuas cov cuab yeej ua haujlwm sab saud (boom, stick, thoob, thiab lwm yam) nrog rau kev mus ncig qis (khiav lossis log tsheb) thiab ua kom 360 ° kev sib hloov los ntawm slewing bearing thiab tsav system, yog li nthuav dav kev ua haujlwm ntau. Cov hauv qab no yog cov ncauj lus kom ntxaws txog nws cov ntawv thov tshwj xeeb thiab qhov zoo:
I. Cov qauv tsim ntawm Rotary undercarriage
1. Rotary Bearing
- Cov pob loj lossis cov menyuam bearings uas txuas rau sab sauv (tso ib feem) nrog rau sab qis (chassis), bearing axial, radial rog, thiab overturning moments.
- Ntau hom: ib kab plaub-point sib cuag pob bearings (lub teeb), hla cov menyuam bearings (hnyav-duty).
2. Rotary Drive System
- Hydraulic lub cev muaj zog: tsav lub teb bearing iav los ntawm lub reducer kom ua tiav kev sib hloov (cov ntsiab lus tseem ceeb).
- Hluav taws xob lub cev muaj zog: siv nyob rau hauv hluav taws xob excavators, txo hydraulic poob thiab muab cov lus teb sai dua.
3. Txhim khu kev tsim qauv hauv qab
- Lub zog steel qauv undercarriage ncej los xyuas kom meej torsional txhav thiab stability thaum slewing.
- Cov hom kab hauv qab feem ntau xav tau kev ntsuas dav dua, thaum lub log-hom chassis yuav tsum tau nruab nrog hydraulic outriggers kom sib npaug lub sijhawm slewing.
II. Kev txhim kho tseem ceeb rau Excavator Performance
1. Kev ua haujlwm yooj yim
- 360 ° Kev Ua Haujlwm Tsis Muaj Teeb Meem: Tsis tas yuav txav lub chassis kom npog tag nrho cov cheeb tsam ib puag ncig, haum rau qhov chaw nqaim (xws li kev tsim kho hauv nroog, kev khawb av).
- Precise Positioning: Lub valve tswj qhov sib npaug ntawm slewing ceev enables millimeter-level positioning ntawm lub thoob (xws li lub hauv paus pit finishing).
2. Kev ua haujlwm kom zoo
- Txo qis zog: Cov tsoos caj npab excavators yuav tsum tau hloov kho ntau zaus, thaum lub hauv qab hauv qab chassis tuaj yeem hloov lub ntsej muag ua haujlwm los ntawm kev tig, txuag lub sijhawm.
- Kev Sib Koom Tes Ua Haujlwm: Slewing thiab boom / stick txuas tswj (xws li "swinging" ua) txhim kho lub voj voog ua haujlwm zoo.
3. Kev ruaj ntseg thiab kev nyab xeeb
- Lub Chaw Tswj Xyuas Lub Nkoj: Cov khoom hnyav thaum lub sij hawm slewing raug faib los ntawm cov khoom siv hauv qab, thiab cov qauv tsim tiv thaiv kom tsis txhob tig rov qab (xws li rear-mounted counterweights ntawm mining excavators).
- Anti-vibration Design: Inertia thaum lub sij hawm slewing braking yog buffered los ntawm undercarriage, txo cov yam ntxwv cuam tshuam.
4. Multi-functional Expansion
- Kev hloov pauv ceev: Lub slewing chassis tso cai rau kev hloov pauv sai ntawm cov khoom sib txawv (xws li hydraulic hammers, grabs, thiab lwm yam), hloov mus rau ntau yam xwm txheej.
- Kev sib koom ua ke ntawm Cov Khoom Siv Pabcuam: Xws li kev sib hloov cov kab hydraulic, txhawb kev txuas uas xav tau kev sib hloov tas mus li (xws li augers).
III. Hom Daim Ntawv Thov Scenarios
1. Cov chaw tsim kho
- Ua kom tiav ntau yam dej num xws li kev khawb, thauj khoom, thiab theem nyob rau hauv qhov chaw txwv, zam kev txav ntawm lub chassis thiab kev sib tsoo nrog obstacles.
2. Mining
- Loj-tonnage excavators nrog lub zog muaj zog slewing chassis kom tiv taus hnyav-load excavation thiab mus sij hawm ntev kev sib hloov.
3. Kev cawm thaum muaj xwm ceev
- Kev nrawm nrawm los kho cov kev taw qhia ua haujlwm, ua ke nrog rub lossis txiav kom tshem cov khib nyiab.
4. Kev ua liaj ua teb thiab hav zoov
- Lub rotating undercarriage pab txhawb kev lob thiab stacking ntawm ntoo los yog tob khawb ntawm tsob ntoo pits.
IV. Kev Tsim Kho Kev Lag Luam
1. Intelligent Rotary Control
- Saib xyuas lub kaum sab xis thiab nrawm los ntawm IMU (Inertial Measurement Unit), cia li txwv tsis pub ua txaus ntshai (xws li slewing ntawm txoj kab nqes).
2. Hybrid Fais Fab Rotary System
- Fais fab teb motors rov qab braking zog, txo cov roj noj (xws li Komatsu HB365 hybrid excavator).
3. Qhov sib npaug ntawm lub teeb yuag thiab ruaj khov
- Siv cov hlau muaj zog los yog cov ntaub ntawv sib xyaw kom txo qis qhov hnyav hauv qab thaum ua kom zoo dua cov kabmob sib txuas (plua plav pov thawj, dej pov thawj).
V. Cov Ntsiab Lus Kho
- Tsis tu ncua lubrication ntawm cov kabmob teb: Tiv thaiv kev sib tw hnav ua rau muaj suab nrov hauv qab lossis tuav.
- Txheeb xyuas cov ntsia liaj qhov rooj preload: Loosing ntawm bolts txuas cov kabmob slewing thiab chassis tuaj yeem ua rau muaj kev pheej hmoo ntawm cov qauv.
- Saib xyuas cov roj hydraulic kom huv: Cov kab mob sib kis tuaj yeem ua rau lub cev muaj zog rotary puas tsuaj thiab cuam tshuam rau kev ua haujlwm hauv qab tsav.
Cov ntsiab lus
Lub hauv qab chassis nrog ib tug rotating mechanism yog ib tug tshwj xeeb tsim uas teem excavators sib nrug los ntawm lwm yam siv machinery. Los ntawm cov txheej txheem ntawm "tso qis hauv qab thiab tig lub cev sab saud", nws ua tiav kev ua haujlwm tau zoo, hloov pauv thiab muaj kev nyab xeeb. Nyob rau hauv lub neej yav tom ntej, nrog rau kev nkag mus ntawm hluav taws xob thiab ntse technologies, lub rotating undercarriage yuav ntxiv kev loj hlob mus rau lub zog txuag, precision thiab durability, ua ib tug tseem ceeb txuas nyob rau hauv lub technologies upgrade ntawm excavators.