Ladle Crane Ob Chav Girders

Vim li cas Ob Chav Girders tsis yog -Tshaj tawm rau Ladle Crane

Kev siv ib qho kev tsim qauv rau lub ladle crane yog txwv tsis pub siv thoob ntiaj teb cov qauv kev nyab xeeb thiab suav tias yog qhov txaus ntshai heev. Kev tsim ob lub girder muab cov txiaj ntsig tseem ceeb uas tseem ceeb rau kev nyab xeeb thiab kev ua haujlwm:

1. Qhov kawg lub zog thiab Rigidity

Kev tuav loj Loads:Ladles uas muaj cov hlau molten yog qhov hnyav heev, feem ntau hnyav ntau pua tons. Ob chav girder lub thawv tsim tsim ib qho kev siv zog loj thiab nruj choj uas tuaj yeem txhawb nqa qhov hnyav no yam tsis muaj deflection ntau dhau (khoov).

Resisting Shock Loads:Cov txheej txheem ntawm kev nqa ib lub ladle, tshwj xeeb tshaj yog ib qho uas yuav muaj cov hlau ruaj khov rau nws, ua rau muaj kev poob siab loj heev. Lub robust ob chav girder moj khaum yog tsim los nqus cov dynamic rog yam xyuam xim.

2. Inherent Stability thiab Safety

Sab saum toj -Khiav Trolley:Lub trolley khiav ntawm txoj hlua tso rausaumntawm ob kab. Qhov kev tsim no muab lub hauv paus dav, ruaj khov uas tiv thaiv lub trolley los ntawm tipping, txawm tias thaum nqa tawm - nruab nrab lossis viav vias load- qhov tseem ceeb ntawm kev nyab xeeb.

Txoj Kev Ruaj Ntseg rau Cheeb Tsam:Qhov chaw nruab nrab ntawm ob lub girders muab lub lawj tiv thaiv thiab ruaj ntseg rau mount lub hnyav- lub luag haujlwm trolley, tsav tsheb, thiab txhua yam -tseem ceebhuab cua- cua txias vaj huam sib luag vaj huam sib luag, tiv thaiv lawv hauv qab.

3. Hook Qhov siab

Clearing Obstacles:Lub trolley thiab hoist yog positioned ntawm los yog saum toj no lub girders, tsis nyob rau hauv lawv. Qhov no tsim maximizes muajnuv qhov siab-qhov deb ntawm pem teb mus rau tus nuv. Qhov no yog qhov tseem ceeb rau kev nqa lub ladle siab tawm ntawm lub qhov cub, hla qhov di ncauj ntawm lub qhov cub, thiab tshem tawm lwm yam khoom siv.

4. Zoo tagnrho Platform rau Redundant Systems

Haum rau Dual Hoists:Qhov dav, muaj zog lawj nruab nrab ntawm cov girders yog tsim nyog los tsev ob qho tag nrho ywj siab hoisting units (Main HoistthiabAuxiliary Safety Hoist), uas yog lub hauv paus ntawm ladle crane kev nyab xeeb.

Txhawb Cov Khoom Pab Txhawb:Nws muab qhov chaw thiab lub zog los txhawb cov khoom siv ntxiv xws litshav kub daim hlau, cable reels, thiab tus neeg teb xov tooj cab mounting.

 

Core Cheebtsam: Bearing, Gearbox, Tsav, Twj

Qhov chaw ntawm Keeb Kwm: Henan, Suav

Warranty: 1 Xyoo

Qhov hnyav (KG): 2000 kg

Video tawm -kev tshuaj xyuas: Muab

Machinery Test Report: Muab

Design: Ob chav beam

Efficiency: high efficiency

Kev khiav hauj lwm ceev: kev khiav hauj lwm ceev

Kev ruaj ntseg: Kev tiv thaiv - ua haujlwm viav vias

Xim: xaiv tau

Lub Zog: 110V / 220V / 230V / 380V / 440V, customized

Ntev: 7.5-31.5m

1. Ob chav Girder Choj qauv

Qhov no yog thawj qhov kev thauj khoom-cov kabmob uas nthuav dav qhov dav ntawm lub bay.

Box Girders:Lub ntsiab girders feem ntau yog loj, weldedbox girders. Qhov kev tsim no muab lub zog zoo dua thiab kev nruj dua piv rau ib qho girders lossis truss qauv, txo qis deflection nyob rau hauv qhov hnyav hnyav (feem ntau pua pua).

End Trucks:Sib sau ua ke ntawm txhua qhov kawg ntawm tus choj uas tsevchoj log, bearings, qag, thiab tsav motors. Lawv tau tsim kom muaj kev ua tau zoo heev los xyuas kom meej kev mus los thiab txawm tias thauj khoom faib thoob plaws txoj kev khiav.

Tsav Mechanism:suav nrog siab -torqueVariable Frequency Drive (VFD)-tswj motors, ua tsis tiav- nres nres, thiab hnyav - lub luag haujlwm gearboxes uas txhawb nqa tag nrho cov crane raws txoj kev khiav.

 

2. Ladle Trolley (Crab)

Qhov no yog chav tsev uas mus rau saum ob lub girders thiab nqa tag nrho cov hoisting machinery. Nws yog lub plawv ntawm lub ladle crane.

Trolley Ncej:Ib qho hnyav welded, nruj steel ncej tsim los txhawb qhov hnyav hnyav ntawm ob lub hoists thiab lub ladle molten.

Trolley Tsav System:Muaj VFD-tswj lub cev muaj zog, tsis ua haujlwm- nres nres, thiab lub thawv iav uas tsav lub log tsheb nrog cov tsheb ciav hlau nyob rau sab saum toj ntawm tus choj girders. Precision tswj yog qhov tseem ceeb rau qhov tseeb qhov chaw.

Heat Shield Plates: Ib qho tseem ceeb kev nyab xeeb feature.Tag nrho cov underside ntawm lub trolley yog tiv thaiv los ntawm tuab, tshem tau stainless hlau los yog lwm yam hlau phaj. Cov shields deflect radiant tshav kub los ntawm molten ladle deb ntawm qhov tseem ceeb txhua yam thiab hluav taws xob Cheebtsam saum toj no.

3. Hoisting Units (Lub Core Safety System)

Ib tug crane ntaob qho tag nrho ywj siab hoistsrau redundancy.

Main Hoist:Lub luag haujlwm tseem ceeb uas ua txhua yam kev nqa thiab txo qis.

Main Hoist Tsav:Siab- muaj peev xwm tsav nrog aHigh rwb thaiv tsev chav kawm (Class H - 180 degree)tiv taus ambient kub.

Main Hoist Gearbox:Ib qho hnyav -lub luag haujlwm, precision- tsim lub thawv iav tsim los tswj kev poob siab hnyav.

Main Drum:Lub nruas loj - txoj kab uas hla uas tsim los nrog cov grooving tshwj xeeb kom spool ntau txheej ntawm cov hlua hlau.

Auxiliary Hoist (Kev Nyab Xeeb Hoist):Ib tug tag nrho redundant system uas koom xwb yog hais tias lub ntsiab hoist tsis ua hauj lwm. Nws yograted rau 100% ntawm tag nrho cov ladle hnyav.

Nws muaj nws tus kheej lub cev muaj zog, gearbox, nruas, nres, thiab xaim hlua.

Nws lub hom phiaj ib leeg yog txhawm rau ntes thiab tuav lub nra thaum tsis ua haujlwm, tiv thaiv kev poob qis.

 

4. Load Handling Assembly

Hlau Ropes:Tshwj xeeb, siab -qibtsis yog-rotating hlau hluaresistant rau tshav kub, abrasion, thiab tsim nrog ib qho ntxiv ntawm kev nyab xeeb.

Sheaves & Blocks:Loj - txoj kab uas hla yog ua los ntawm siab- tensile steel nrog machined grooves kom txo tau hnav ntawm cov hlua thiab ua kom cov haujlwm du.

Ladle Hook:Loj heev,forged alloy steel nuvnrog rau qhov tshwj xeeb profile tsim tshwj xeeb los koom nrog cov bail pins (trunnions) ntawm lub ladle. Nws feem ntau suav nrog ib qhotiv thaiv -rotation devicetiv thaiv lub ladle ntawm spinning.

5. Braking Systems

Ntau qhov tsis txaus ntseeg, ua tsis tiav- cov tshuab muaj kev nyab xeeb yog siv rau txhua qhov kev tawm suab.

Hoist Brakes:Txhua lub hoist muaj thawj thiab theem nrabcaij nplooj ntoos hlav-set, electro-hydraulic thruster brakes. Lawv yog "ua tsis tiav- nyab xeeb," txhais tau hais tias lawv koom nrog lub zog poob lossis lub cev tsis ua haujlwm.

Trolley & Choj nres:Ib yam li ntawd, tsis ua tiav- muaj kev nyab xeeb nres rau txhua qhov kev txav mus los kom paub meej tias nres thiab tiv thaiv tsis txhob txav mus los.

6. Hluav taws xob thiab tswj cov tshuab

Insulated Hluav taws xob Cabin:Tag nrho cov khoom siv hluav taws xob rhiab heev (PLCs, VFDs, contactors) yog nyob hauv akaw, insulated, thiab cua -kub cabinmounted ntawm tus choj crane. Qhov no yog qhov tseem ceeb los tiv thaiv lawv ntawm huab cua kub, plua plav, thiab noo noo.

Variable Frequency Drives (VFDs):Nruab rau txhua qhov kev taw qhia (Hoist, Trolley, Choj). VFDs muab kev nrawm nrawm thiab qeeb qeeb los tiv thaiv kev sib tw viav vias thiab molten hlau sloshing.

PLC tswj:Lub Programmable Logic Controller ua raws li lub hlwb, muab kev tswj hwm qib siab, kev kuaj mob, thiab kev ruaj ntseg interlocking (xws li, tiv thaiv kev pabcuam hoist ua haujlwm tshwj tsis yog kuaj pom lub ntsiab hoist txhaum).

Tus neeg khiav dej num tswj:Los yog ibcua-cua txias, pressurized tus neeg tsav tsheb cabnrog panoramic saib los yog ib qhoadvanced chaw taws teeb tswj systemtso cai rau tus neeg teb xov tooj ua haujlwm ntawm qhov chaw nyab xeeb tshaj plaws.

7. Cov khoom siv kev nyab xeeb

Overload Limit Hloov:Tiv thaiv lub crane los ntawm kev nqa lub nra tshaj nws qhov peev xwm ntsuas.

Upper/Lower Limit Switches:Tsis siv neeg txiav fais fab rau lub hoist motion tiv thaiv tus nuv los ntawm dhau - mus txawv tebchaws.

Anemometer:(Rau sab nraum zoov cranes) Ntsuas cua ceev, raws li cua siab tuaj yeem ua rau muaj kev phom sij cuam tshuam rau lub ladle.

Anti-Kev Sib tsoo Systems:Sensors los tiv thaiv lub crane los ntawm kev sib tsoo nrog lwm yam cranes los yog khoom nyob rau hauv tib lub bay.

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Main technical

 

 

Cov txiaj ntsig zoo no ua rau ob chav girder tsim tsuas yog xaiv tau rau kev tuav tuav, raws li kev tswj hwm los ntawm cov qauv kev nyab xeeb thoob ntiaj teb.

1. Qhov kawg lub zog thiab kev ua haujlwm ruaj khov

Kov Extreme Loads:Molten hlau ladles yog qhov hnyav heev, feem ntau hnyav ntau pua tons. Ob chav girder lub thawv tsim muab lub zog loj thiab rigidity los txhawb qhov hnyav no yam tsis muaj qhov deflection ntau dhau (khoov), uas yog qhov tseem ceeb rau kev ruaj ntseg.

Resistant Shock Loads:Cov txheej txheem ntawm nqa lub ladle, tshwj xeeb tshaj yog ib qho uas yuav muaj slag lossis solidified hlau, ua rau muaj kev poob siab loj. Lub robust ob girder moj khaum yog tshwj xeeb engineered los nqus cov dynamic rog yam xyuam xim.

2. Kev nyab xeeb tsis sib xws thiab rov ua dua

Qhov no yog qhov zoo tshaj plaws.

Platform rau Dual Hoists:Qhov dav, muaj zog lawj nruab nrab ntawm cov girders yog tsim nyog los tsev ob qho tag nrho ywj siab hoisting units (Main HoistthiabAuxiliary Safety Hoist). Qhov redundancy no yog lub hauv paus ntawm ladle crane kev nyab xeeb. Yog hais tias lub ntsiab hoist ua tsis tau, lub auxiliary hoist tam sim ntawd los tiv thaiv kev puas tsuaj poob.

Fail -Safe Braking:Siv ntau lub caij nplooj ntoos hlav- teeb, lub zog- tso tawm nres ntawm txhua qhov kev txav. Ib tug poob ntawm lub hwj chim cia li koom lub brakes.

Inherent Stability:Sab saum toj -khiav trolley tsim, qhov twg lub trolley khiav ntawm rails ntawmsaumntawm ob lub girders, muab lub hauv paus dav, ruaj khov uas tiv thaiv tipping, txawm tias thaum nqa tawm ntawm - nruab nrab load.

3. Superior Hook Qhov siab thiab Clearance

Clears Obstacles:Lub trolley thiab hoist yog positioned ntawm los yog saum toj no girders. Qhov no tsim maximizes muajnuv qhov siab-qhov deb ntawm pem teb mus rau tus nuv. Qhov no yog qhov tseem ceeb rau kev nqa ib lub dav hlau siab tawm ntawm lub qhov cub, hla lub di ncauj ntawm lub qhov cub, thiab tshem tawm lwm yam khoom siv xws li hloov tsheb lossis lub lauj kaub.

4. Optimal Platform rau cov khoom tshwj xeeb

Tiv thaiv Electronics:Cov qauv muab qhov chaw ruaj ntseg rau mount lubcua-cua txias, insulated hluav taws xob cabin, shielding rhiab PLCs thiab VFDs los ntawm huab cua kub ambient thiab conductive plua plav hauv qab.

Thaum tshav kub kub Shielding:Lub hauv qab ntawm cov girders thiab trolley tuaj yeem ua tau zoo nrogtshav kub daim hlaukom deflect radiant tshav kub kom deb ntawm crane cov khoom tseem ceeb.

Maintenance Access:Cov qauv feem ntau suav nrog cov kev taug kev sib xyaw nrog siab - kev sib txhuam grating, tso cai rau kev nyab xeeb rau kev tshuaj xyuas thiab tu.

5. Precision tswj

Smooth Movement:Cov qauv nruj muab lub hauv paus ruaj khov rauVariable Frequency Drives (VFDs)ntawm txhua qhov kev tawm suab. Qhov no tso cai rau kom du zoo kawg li, jerk - dawb acceleration thiab deceleration rautiv thaiv cov hlau molten los ntawm sloshing-kev nyab xeeb loj.

Micro-Speed:Ua kom muaj kev mob siab rau kev ua haujlwm qeeb heev rau qhov kawg qhov tseeb qhov chaw thaum lub sij hawm pouring, kom ntseeg tau tias yog filling yam tsis muaj spillage.

 

Lub crane no yog ib qho cuab yeej tseem ceeb hauv cov saw hlau hlau, ua qhov tseem ceeb tshaj plaws hauv cov nroj tsuag.

1. Ladle Hloov thiab Pouring (Pib Daim Ntawv Thov)

Txheej txheem:Kev thauj cov ladles uas muaj cov hlau molten los ntawm lub qhov cub tawg (xws li Electric Arc Rauv, Blast Rauv) mus rau qhov chaw ua haujlwm tom ntej.

Piv txwv tshwj xeeb:

Nruam Casting:Txav ib tug ladle ntawm molten hlau mus rau anruam casting tshuabncuav rau hauv ib lub tundish.

Ncuav rau hauv Furnaces:Hloov cov hlau molten los ntawm lub qhov cub ua ntej mus rau lub qhov cub tuav lossis kho qhov cub.

2. Rauv Tapping

Txheej txheem:Positioned ntawm lubtap qhovntawm lub cub tawg kom tau txais cov hlau molten raws li nws tau rub tawm, nqa nws mus rau kev thauj lossis kho.

Ib puag ncig:Qhov no yog ib qho kev ua haujlwm kub tshaj plaws thiab tseem ceeb tshaj plaws, yuav tsum muaj kev ntseeg siab ntawm crane.

3. Ladle Maintenance thiab npaj

Txheej txheem:Tuav ladles rau preheating, relining nrog cov khoom refractory, kho, los yog tig mus rau pob tseg slag.

Piv txwv tshwj xeeb:Siv lub auxiliary hoist los nqa thiab tso lub ladle hla ibladle preheater chaw nres tsheb.

4. Alloying thiab kho chaw nres tsheb

Txheej txheem:Precisely positioning lub ladle hla ib qho chaw nres tsheb uas alloys ntxiv los yog molten hlau yog kho (xws li, degassing) kom ua tiav cov tshuaj muaj pes tsawg leeg xav tau.

 

Kev tsim cov txheej txheem ntawm aQDY metallurgical casting choj cranekoom nrog kev tswj xyuas kev ua tau zoo thiab kev tsim kho tshwj xeeb los xyuas kom muaj kev ruaj khov, tiv taus cua sov, thiab kev nyab xeeb. Hauv qab no yog ib kauj ruam -los ntawm - kauj ruam ntawm kev tsim khoom:

1. Tsim & Engineering

Load & Environment Analysis- Kev suav raulifting peev (5–500+ tons), ncua, thiab kub tsis kam.

CAD / 3D qauv- Cov qauv tsim, kev simulation kev nyuaj siab (FEA), thiab ua raws liISO, FEM, lossis GB qauv.

Kev kho kom haum- Cov yam ntxwv xaiv tau (kev tawg- pov thawj, thaiv hoists, automation) yog kev koom ua ke.

 

2. Kev Xaiv & Kev Npaj

Main Girders & End Carriages- Siab- lub zog steel (Q345B, Q460C) los yog kub-resistant alloy steel.

Hlau Ropes & Hooks- Tshwj xeebheat-kho alloy steel(rau molten hlau tuav).

Hluav taws xob Cheebtsam- Siab-kub- cov kab hluav taws xob tiv taus, lub cev muaj zog, thiab cov khoom siv rwb thaiv tsev.

 

3. Fabrication ntawm cov khoom tseem ceeb

A. Choj Girder Kev Tsim Kho

Txiav & Vuam- CNC plasma / laser txiav rau precision;Submerged arc vuam (SAW)rau siab -cov pob qij txha.

Kev kho cua sov- Kev ntxhov siab -relieving annealing los tiv thaiv deformation.

Tshuab dhos- Drilling, milling, thiab nto sib tsoo rau kev sib dhos raug.

B. Hoist & Trolley Assembly

Hoist Nruas & Gearbox- Machined rau kev ua haujlwm du; kuaj hauv qab1.25x rated load.

Thaum tshav kub kub-Resistant Brakes- Dual-disc lossis electromagnetic nres rau kev ua tsis tiav- tuav ruaj ntseg.

Ladle Hook & Safety Latch- Forged thiab ultrasonically kuaj rau cov kab nrib pleb.

C. End Trucks & Runway System

Log & Rail Machining- Hardened steel log rau lub neej ntev.

Tsav Motors & Reducers- Nruab nrogtiv thaiv -skid mechanismsrau hnyav loads.

 

4. Hluav taws xob & tswj kev sib koom ua ke

Festoon/Conductor Bar System- Rau cov khoom siv hluav taws xob raws txoj kev khiav.

Variable Frequency Drives (VFDs)- Rau smooth ceev tswj thiab lub zog efficiency.

Kev nyab xeeb Circuits- Ntau dhau sensors, txwv cov keyboards, thiab nres thaum muaj xwm ceev.

Tus neeg khiav dej num tswj- Pendant, cabin, los yogtej thaj chaw deb/automated systems.

 

5. Kev kho deg & tiv thaiv corrosion

Sandblasting (SA 2.5 Qib)- Tshem tawm xeb thiab txhim kho xim adhesion.

High -Tsev Xim / Txheej- Zinc-nplua nuj primer + tshav kub-resistant topcoat (txog800 degree).

Critical Component rwb thaiv tsev- Ceramic fiber lossis refractory txheej ntawm hooks thiab hlua.

 

6. Kev sib dhos & Kev Xeem

A. Ua ntej-Kev Tshawb Xyuas Sib Tham

Dimensional soj ntsuam ntawm girders, trolley, thiab kawg carriages.

Kev sib txuas ntawm cov tsheb ciav hlau khiav thiab crane lem.

B. Load Test (Raws li ISO 4310 / GB Standards)

Tsis muaj -Load Test- Tshawb xyuas lub cev muaj zog, nres, thiab taug kev ua haujlwm.

Static Load Test – 1.25x rated peevrau 10+ feeb.

Dynamic Load Test – 1.1x rated peevnrog rov ua dua.

Emergency Brake Test- Txheeb xyuas qhov ua tsis tiav-txoj kev nyab xeeb.

C. Heat Resistance Validation (Rau Foundry Cranes)

Simulated siab -kub raug (yog xav tau).

 

7. Ntim & Xa khoom

Disassembly (yog tias xav tau)- Rau cov cranes loj, cov khoom raug xa tawm nyias.

Anti-Kev ntim khoom- VCI zaj duab xis lossis desiccant rau kev thauj mus los txawv teb chaws.

Cov ntaub ntawv- Cov ntawv qhia, cov ntawv xeem, thiab ntawv pov thawj (CE, ISO, GOST, thiab lwm yam).

 

8. Kev teeb tsa & Kev Ua Haujlwm (Ntawm -Site)

Kev sib tw khiav thiab crane reassembly.

Kev kuaj zaum kawg thiab kev cob qhia neeg ua haujlwm.

Rhiav saib:

Lub tuam txhab tau teeb tsa cov cuab yeej ntse tswj kev tswj hwm lub platform, thiab tau teeb tsa 310 teeb (teev) ntawm kev tuav thiab vuam robots. Tom qab ua tiav ntawm txoj kev npaj, yuav muaj ntau tshaj 500 teeb (sets), thiab cov khoom siv sib txuas sib txuas yuav ncav cuag 95% . 32 cov kab vuam tau muab tso rau hauv kev siv, 50 tau npaj los nruab, thiab automation tus nqi ntawm tag nrho cov khoom kab tau mus txog 85%.