Ib tug raug excavator qauv muaj xws li lub hwj chim unit, ua hauj lwm ntaus ntawv, slewing mechanism, tswj mechanism, kis mechanism, mus ncig teb chaws mechanism, thiab auxiliary chaw.
Lub tshuab xa hluav taws xob xa cov tshuab hluav taws xob mus rau hydraulic motors, lub tog raj kheej, thiab lwm yam actuators ntawm lub twj tso kua mis hydraulic, tsav cov cuab yeej ua haujlwm los ua ntau yam haujlwm.
Cov khoom siv mus ncig, tseem hu ua chassis, suav nrog cov kab ke taug kev thiab kev mus ncig. Nws tsuas yog muaj cov kab ke taug kev, kev mus ncig lub cev muaj zog + reducer thiab nws cov kav dej, lub log tsav, cov log tsheb, cov menyuam taug qab, txhawb nqa rollers, lem, thiab tensioning / buffering li. Nws txoj haujlwm yog txhawb nqa qhov hnyav ntawm lub excavator thiab hloov lub zog xa tawm ntawm lub log tsav mus rau hauv traction, ua rau lub tshuab txav mus los.
Lub chassis los ua ke (piv txwv li, taug qab mus ncig ua ke thav duab sib dhos) yog cov khoom siv sib txuas nrog X- zoo li tus qauv. Nws lub ntsiab kom zoo dua yog nws lub siab load-cov kabmob muaj peev xwm. Lub chassis sib dhos yog welded los ntawm peb qhov chaw: sab laug longitudinal beam (sab laug ncej), lub ntsiab ncej (intermediate ncej), thiab txoj cai longitudinal beam (txoj cai khiav ncej). Lub chassis sib dhos hnyav 2 tons.
Lub hauv paus slewing sib koom ua ke yog ib qho hydraulic tivthaiv txuas lub slewing platform rau lub chassis hydraulic circuit. Nws ua kom ntseeg tau tias lub cev muaj zog tuaj yeem tuaj yeem muab cov roj ib txwm muaj tom qab lub slewing platform tig mus rau txhua lub kaum sab xis. Tam sim no siv slewing sib koom ua ke yog 5-txoj kev sib koom ua ke.
Cov Khoom Siv Ua Haujlwm Cov cuab yeej ua haujlwm yog ib feem tseem ceeb ntawm hydraulic excavator. Tam sim no, SY series excavators tau nruab nrog cov cuab yeej ua haujlwm backhoe, uas yog siv rau kev khawb av hauv qab lub tshuab nres, tab sis kuj tuaj yeem khawb av hauv qab qhov siab tshaj plaws txiav. Dhau li ntawm khawb qhov, trenches, thiab chaw thau khoom, nws tuaj yeem ua haujlwm yooj yim ntawm qhov chaw ua haujlwm. Excavation operations yog tsim rau excavating Class I mus rau IV av; Class V thiab saum toj no yuav tsum muaj hydraulic rauj lossis blasting.
Lub backhoe ua hauj lwm ntaus ntawv muaj xws li boom, stick, thoob, rocker caj npab, txuas pas nrig, thiab hydraulic pipelines nrog rau lub boom cylinder, stick cylinder, thiab thoob cylinder.
Fais fab kis kab lus rooj
Kev mus ncig Lub Hwj Chim Fais Fab Txoj Kev: Diesel cav - Coupling - Hydraulic twj tso kua mis (lub zog tshuab hloov mus rau hydraulic zog) - Fais valve - Central rotary sib koom - Mus ncig teb chaws lub cev muaj zog (hydraulic zog hloov mus rau mechanical zog) - Gearbox - Tsav log - Track chain - Tau mus ncig
Swing Motion Transmission Route: Diesel cav - Coupling - Hydraulic twj tso kua mis (lub zog tshuab hloov mus rau hydraulic zog) - Distribution valve - Viav lub cev muaj zog (hydraulic zog hloov mus rau txhua yam zog) - Gearbox - Viav vias bearing - Ua tiav viav vias
Boom Motion Transmission Route: Diesel engine – Coupling – Hydraulic pump (mechanical zog converted to hydraulic zog) – Distribution valve – Boom cylinder (hydraulic zog converted to mechanical zog) – Ua tiav boom zog
Hoist Motion Transmission Route: Diesel cav - Coupling - Hydraulic twj tso kua mis (lub zog hluav taws xob hloov mus rau hydraulic zog) - Fais fab valve - Hoist lub tog raj kheej (hydraulic zog hloov mus rau txhua yam zog) - Ua tiav cov nplaum txav
Thoob Ntiaj Teb Kev Hloov Pauv Txoj Kev: Diesel cav - Coupling - Hydraulic twj tso kua mis (lub zog hluav taws xob hloov mus rau hydraulic zog) - Fais fab valve - thoob lub tog raj kheej (hydraulic zog hloov mus rau txhua yam zog) - Ua tiav lub thoob txav
Powertrain System Composition thiab Functions
Lub cev muaj zog: Grille → Hose → Cua Lim → Hose → Turbocharger → Hose → Intercooler → Hose → Cav
Exhaust System: Turbocharger → Expansion Joint → Muffler → Exhaust Pipe
Cua txias: Radiator → Hose → Thermostat → Dej twj tso kua mis → Diesel Cav → Hose → Radiator
Throttle Control System: Stepper Tsav → Reducer → Worm Gear Drive → Throttle Cable → Diesel Cav Throttle → High Idle thiab Low Idle Limit Switches
Roj System:
- Inlet System: Roj Tank → Hose → Tes Roj Pump → Coarse Lim → Fine Filter → Diesel Cav
- Rov qab System: Diesel Cav → Hose → Roj Tank (Rov ntim kuj loj, siv rau ib nrab txias)
