Kev Nyab Xeeb Kev Tshuaj Xyuas Ntawm Cranes
Jan 15, 2024
Kev nyab xeeb kev tshuaj xyuas ntawm cranes
Kev tshuaj xyuas kev nyab xeeb yog tus yuam sij rau kev tswj cov khoom nqa nqa. Kev siv cov tshuab nqa nqa feem ntau yog nyob ntawm qhov zoo ntawm kev soj ntsuam kev nyab xeeb, kev saib xyuas txhua hnub thiab kev tswj xyuas thaum siv cov tshuab nqa. Ua kom muaj kev nyab xeeb kev tshuaj xyuas ntawm cranes thiab ua raws li kev saib xyuas thiab saib xyuas raws sijhawm raws li kev tshuaj xyuas tiag tiag, uas yog qhov tseem ceeb rau kev siv lub neej ntev ntawm cov khoom siv, txhim kho cov khoom siv kev ncaj ncees thiab kev siv, tshem tawm cov kev phom sij zais cia, thiab xyuas kom muaj kev nyab xeeb ntawm cov khoom siv. .
Txhawm rau kom muaj kev nyab xeeb ntawm kev siv lub tshuab hoisting, cov txheej txheem rau kev saib xyuas, kev tshuaj xyuas tsis tu ncua, cov txheej txheem kev nyab xeeb thiab kev hloov pauv ntawm cov tshuab hoisting yuav tsum raug tsim thiab txhim kho, thiab cov neeg ua haujlwm cuam tshuam yuav tsum tau kawm los ua kom tau raws li qhov xav tau. Chav tsev lub tshuab hoisting yuav tsum tau sau npe, thiab cov lus qhia tshwj xeeb, kev ua haujlwm, thiab lwm yam ntawm txhua lub crane yuav tsum tau sau kom meej.
Cov ntaub ntawv xov xwm, tib lub sijhawm, crane cov kev tshuaj xyuas yav dhau los, kev kho dua tshiab, kev hloov pauv ntawm crane qhov kev ua haujlwm tseem ceeb thiab kev sib tsoo loj, thiab lwm yam yuav tsum tau sau tseg rau yav tom ntej kev tshawb nrhiav thiab siv.
Ib qho tseem ceeb ntawm kev ua haujlwm zoo hauv kev tswj hwm kev nyab xeeb ntawm crane yog txhawm rau ntxiv dag zog rau kev kawm txog kev nyab xeeb rau kev ua haujlwm crane thiab cov neeg ua haujlwm, thiab hais kom cov neeg ua haujlwm paub txog kev tshuaj xyuas txhua hnub thiab kev saib xyuas ntawm cranes. Kev soj ntsuam kev nyab xeeb niaj hnub ntawm crane lub tshuab tshuab thiab hluav taws xob ua ntej kev hloov pauv yog nyob rau hauv lub luag haujlwm ntawm tus neeg teb xov tooj lub luag haujlwm thiab tsis tuaj yeem hloov pauv los ntawm kev soj ntsuam cov kws tshaj lij ntawm crane. Tsuas yog kev sib xyaw ua ke ntawm kev tshuaj xyuas txhua hnub thiab kev soj ntsuam kev tshaj lij tuaj yeem ua kom muaj kev nyab xeeb ntawm lub crane.

1. Kev tshuaj xyuas qhov chaw ua haujlwm
Txawm hais tias qhov chaw ua haujlwm tsis yog nyob rau thaj tsam ntawm crane nws tus kheej, nws yog ncaj qha ntsig txog kev nyab xeeb ntawm lub crane, yog li nws kuj yog ib qho tseem ceeb ntawm kev soj ntsuam kev nyab xeeb ntawm crane. Thawj qhov kev tshuaj xyuas yog xyuas seb puas muaj cov kab hluav taws xob (tshwj xeeb tshaj yog cov kab hluav taws xob siab) hauv qhov chaw ua haujlwm ntawm crane. Lub crane yuav tsum muaj kev nyab xeeb txaus los ntawm lawv thaum ua haujlwm. Txwv tsis pub, cov kev ntsuas sib raug yuav tsum tau coj los txwv kev ua haujlwm ntawm crane. Qhov thib ob, xyuas cov tsev nyob ib puag ncig, cov chaw nyob ib ntus, thiab lwm yam. Txawm hais tias nws yuav cuam tshuam qhov kev ua haujlwm ntawm lub crane, thiab seb lub lifting caj npab, counterweight thiab lwm yam yuav sib tsoo nrog nws. Tshwj xeeb tshaj yog thaum lub gantry crane khiav yog txuas ntxiv los yog lub crane ruaj khov yog tsa thiab hloov chaw, tshwj xeeb yuav tsum tau them nyiaj los xyuas. Rau cov tsheb cranes, koj yuav tsum tau xyuas seb puas muaj cov haujlwm txaus txaus, seb puas muaj qhov hauv av, thiab qhov loj ntawm cov kabmob hauv av. Kev soj ntsuam ntxaws ntxaws ntawm crane rail, rail blockers, cov khoom siv tiv thaiv kev sib tsoo ntawm ob qho kawg ntawm txoj kev tsheb ciav hlau, kev tsheb ciav hlau gnawing, thiab cov tsheb ciav hlau kub qhov sib txawv, thiab lwm yam.
2. Kev tshuaj xyuas qhov chaw taug kev
Feem ntau saib xyuas lub log khiav, txhua lub iav qhib, txuas txuas, qhov yooj yim ntsia liaj qhov rooj ntawm qhov kis tau tus mob thiab cov roj qhov ntawm lub log khiav. Piv txwv li, qhov nyuaj thiab qhov zoo ntawm qhov chaw ntawm lub log khiav tsis zoo: lumpy peelings tuaj yeem pom thaum lub sijhawm tshuaj xyuas. Qhib lub zog thiab txuas txuas yuav tsum tau nruab nrog kev tiv thaiv npog; Yog hais tias qhov yooj yim bolts ntawm kis tau tus mob yog xoob, lawv yuav tsum tau nruj me ntsis raws sij hawm; khaws cov roj qhov ntawm lub log khiav kom meej.

3. Kev tshuaj xyuas cov qauv hlau
Kev saib xyuas yuav tsum tau them rau cov yas deformation ntawm cov qauv hlau. Lub camber ntawm lub ntsiab nqaj yog ib feem tseem ceeb ntawm lub crane txoj kev kuaj xyuas kom tsis txhob lub camber ntawm lub crane lub ntsiab nqaj ploj los yog txawm deflecting vim yog yam xws li overloading thiab thermal tawg. Tsis tas li ntawd, xyuas seb lub boom yog khoov los yog twisted; cov lugs ntawm lub hauv paus pins ntawm lub boom thiab tshuav caj npab yog xyuas.
Kev tshuaj xyuas tseem ceeb yuav tsum tau ua los xyuas seb cov welds ntawm lub vev xaib loj thiab cov phaj npog qis ntawm lub tshuab choj puas tawg.
Kev soj ntsuam ntawm lub ntsiab kev sib txuas bolts nyob rau hauv qhov tseem ceeb xws li lub crane boom, lub cev ntauwd ntawm tus pej thuam crane, slewing center bearing lub rooj zaum ntawm lub gantry crane, thiab lub hauv paus ntawm lub crawler crane. Vim hais tias cov bolts nyob rau hauv cov saum toj no feem ntau dais tensile kev nyuaj siab, shear quab yuam thiab torsion Vim muaj kev sib xyaw ua ke ntawm kev quab yuam thiab lwm yam, yog tias qhov tawg tshwm sim los ntawm cov hauv paus hniav.
Tsis tas li ntawd, qhov tshwm sim yuav loj heev.

4. Kev tshuaj xyuas ntawm ntau yam mechanisms thiab qhov chaw
① Lub nres yog ib qho tseem ceeb ntawm lub crane, uas cuam tshuam ncaj qha rau qhov raug thiab kev ntseeg tau ntawm kev txav ntawm txhua lub tshuab. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau ua tib zoo xyuas cov brakes ntawm lub hoisting mechanism thiab luffing mechanism, thiab saib xyuas qhov qhib ntawm lub nres khau thiab hnav ntawm cov khoom sib txhuam. Rau band brakes, ua tib zoo saib xyuas seb cov hlau thim rov qab ntawm lub braking band puas muaj cov kab nrib pleb, seb lub nres nres yog hloov tau, seb lub nres nres puas zoo lawm, thiab seb qhov elasticity ntawm lub ntsiab lub caij nplooj ntoos hlav thiab lub caij nplooj ntoos hlav ua tau raws li qhov yuav tsum tau ua.
② Reducer Xyuas seb puas muaj roj to hauv lub reducer thiab seb puas muaj suab nrov txawv txav hauv lub thawv thaum ua haujlwm. Cov suab nrov txawv txav feem ntau yog tshwm sim los ntawm cov teeb meem bearing, ntau dhau iav meshing backlash, hnyav nto hnav, thiab lwm yam.
③ Tshawb xyuas cov hlua khi thiab cov hlua khi rau cov xov hlau tawg, hnav, kinks, xeb, thiab lwm yam. Kos cov chaw uas qhov hnav thiab cov xov hlau tawg yog qhov hnyav dua tab sis tsis dhau tus qauv rau kev tshuaj xyuas qhov tseem ceeb; xyuas cov kev txwv kev nyab xeeb ntawm cov hlua hlau hauv lub nruas. Seb lub positioner puas siv tau thiab seb cov hlau hlua siab phaj ntawm lub nruas yog nias kom nruj.
Qhov chaw soj ntsuam ntawm lub pulley yog seb qhov hnav ntawm qhov zawj hauv qab tshaj li tus qauv thiab seb puas muaj cov kab nrib pleb hauv cov cam khwb cia hlau rub. Lub log sib npaug ntawm lub suab mechanism pulley pawg yog yooj yim overlooked. Nco ntsoov xyuas nws qhov kev hloov pauv hloov ua ntej kev teeb tsa. Yog tias qhov sib npaug ntawm lub log tig inflexibly, qhov ntev thiab qhov nro ntawm sab laug thiab txoj cai pitching hlau hlua thaum lub sijhawm teeb tsa tsis tuaj yeem hloov kho los ntawm lub log sib npaug, uas yuav ua rau muaj kev pheej hmoo ntawm qhov siab siab. Kho qhov nyuaj ntawm hoisting cov hlua hlau thiab qhov txaus ntshai ntawm kev ua haujlwm.
④ Couplings Xyuas seb txhua qhov txuas puas yog xoob lossis txawm tias "dov yuam sij". Tsom ntsoov rau kev tshuaj xyuas seb lub nplhaib roj hmab elastic ntawm lub elastic pin coupling yog txawv txav. Ua tib zoo saib xyuas qhov hnav ntawm lub iav thiab lub nplhaib iav ntawm toothed coupling.
Thaum qhov tseeb installation tsis zoo thiab muaj qhov sib txawv loj ntawm ob lub axes, tag nrho lub nplhaib iav yuav sai sai.
Grindness. Yog tias qhov xwm txheej no tshwm sim hauv lub tshuab nqa, kev sib tsoo loj yuav tshwm sim tau yooj yim.

5. Kev tshuaj xyuas ntawm lub tshuab hydraulic.
Lub lifting, slewing, luffing thiab outrigger telescopic txav ntawm tsheb-hom log-hom cranes feem ntau siv hydraulic kis tau tus mob. Nws yog ib qho tsim nyog los xyuas seb lub telescopic caj npab hydraulic lub tog raj kheej tuaj yeem tswj tau qhov ntev ntawm lub boom rau lub sijhawm ntev, thiab seb puas muaj cov dej xau hauv lub tog raj kheej hydraulic; xyuas seb puas muaj cov dej xau hauv lub tog raj kheej luffing thiab lub tog raj kheej outrigger, thiab seb lub dab dej thiab cov nyiaj thim rov qab puas ua tau raws li qhov yuav tsum tau ua hauv cov khoom ntsuas. , seb lub outriggers muaj "sab ob txhais ceg"; xyuas seb cov twj hydraulic, li qub, thiab hydraulic locks ua haujlwm li cas, seb qhov kev txav mus los yog qhov kev xav tau thiab txhim khu kev qha, seb puas muaj qhov txawv txav thiab lub suab nrov, seb qhov kev ua tau zoo ntawm cov ntsaws ruaj ruaj puas zoo, seb puas muaj cov roj hydraulic sab hauv, Cov dej ntws; xyuas seb cov roj hydraulic puas tau deteriorated los yog muaj kab mob; seb cov kua theem hauv lub tank ua tau raws li cov cai; seb puas muaj cov xau hauv cov kav dej siab thiab cov pob qij txha.
6. Kev tshuaj xyuas hluav taws xob crane
Cov cranes ua haujlwm nyob rau hauv kev cuam tshuam, kev vibration thiab viav vias, thiab cov khoom siv hluav taws xob yog qhov ua rau tsis ua haujlwm, tshwj xeeb tshaj yog nyob rau hauv qhov kub thiab txias, plua plav, thiab qhov chaw ntub dej, qhov chaw uas nws yuav ua rau muaj kev ua tsis zoo thiab ua rau muaj xwm txheej. Yog li ntawd, kev saib xyuas yuav tsum tau them rau kev soj ntsuam kev nyab xeeb ntawm cov khoom siv hluav taws xob ntawm lub crane.
Lub tshuab hluav taws xob yuav tsum tau them sai sai rau seb qhov rwb thaiv tsev ntawm lub cev muaj zog yog nyob rau hauv qhov qub, txawm tias muaj suab nrov txawv txav thaum lub sijhawm ua haujlwm, thiab seb qhov kub thiab txias yog qhov qub; Thaum kaw, xyuas seb nws cov hlua khi, txhuam hniav, thiab cov hlua hlau puas muaj cov kab nrib pleb, hnav, xoob, thiab txuas cov pa roj carbon. hmoov, etc.; xyuas seb cov khoom siv tam sim no thiab cov xaim hluav taws xob puas raug deformed lossis hnav.
Txawm hais tias cov cuab yeej tensioning yog qhov qub, seb qhov kev sib cuag ntawm cov xaim xaim thiab cov slider yog qhov zoo; xyuas seb cov khoom siv hluav taws xob puas thiab hloov lub plhaub ntawm lub tshuab tswj tau puas, seb lub siab ntawm qhov kev sib cuag puas tsim nyog thaum kaw, seb lub peev xwm ntawm lub fuse ua tau raws li qhov yuav tsum tau ua; seb lub ntsiab tiv tauj ntawm tus contactor yog kuaj seb lub taub hau thiab cov neeg pab cuam puas tau hu nkauj, thiab lub siab ntawm cov neeg sib cuag thaum sib cuag
Txawm hais tias lub zog txaus, txawm tias qhov kev sib cuag tsis tau tiav; seb puas muaj ib qho txuas rau ntawm qhov nqus ntawm qhov dynamic thiab zoo li qub hlau ntawm tus contactor, seb puas muaj lub suab txawv txav thaum suctioning, seb lub arc extinguishing npog puas lawm; thiab seb cov relays ntawm lub hwj chim faib txee ua haujlwm li cas. , seb lub davhlau ya nyob twg cov ncej thiab cov hlua txuas txuas tau zoo, seb qhov kev coj ua ntawm txhua tus tswj hauv lub cab puas raug, thiab seb puas muaj kev tiv thaiv xoom. Tshwj xeeb, xyuas seb puas muaj qhov hloov hluav taws xob thaum muaj xwm txheej ceev ntawm lub console, thiab paub meej tias puas muaj qhov hloov hluav taws xob thaum muaj xwm txheej ceev. Nws tuaj yeem txiav tawm lub zog hluav taws xob zoo; tshawb xyuas qhov rhiab heev thiab kev ntseeg siab ntawm lub zog torque limiter, overload limiter thiab txhua yam khoom siv tiv thaiv stroke.

