US6014825A - Bucket wheel excavator - Google Patents
WebThe bucket wheel boom is linked directly to the C-frame and discharge boom in connected to it via a revolving platform. The C-frame is designed as a closed case and most parts of it are accessible from the inside for inspection purposes. The main control station of the excavator is connected to the upper part of the C-frame by a jib.
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Motorized Pulleys & Bucket Wheel Machines - Rulmeca Corp
Web3.1. Bucket wheel boom The innovative wheel boom design future a combination of full web and framework structures. stiffness of the structure and minimizes its susceptibility to oscillation. The bucket wheel head with the powerful 900 KW bucket wheel gear box was developed especially for the mining of soft to medium hard materials.
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Diagnostics of bucket wheel excavator discharge boom dynamic
WebThe paper focuses on an investigation into the possible causes of the bad dynamic performance of bucket wheel excavator C7OOS (BWE) discharge boom in the Kolubara opencast mine, Serbia. A discharge boom load carrying structure model was produced and its static and dynamic calculations were made by the finite element method (FEM).
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CALCULATION OF THE STRUCTURAL ELEMENTS OF …
WebBucket-Chain Excavators (BCEs) are continuous mining machines with the ability to excavate or remove overburden, coal, ash or chalk significantly below the bench or travel level. Applications and capacities BCEs are particularly well-suited to applications where there is significant ground instability or high ground water levels.
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STUDY REGARDING THE BUCKET-WHEEL …
WebOn the excavator, both the bucket wheel boom and the discharge boom are lifted into the desired hoisting position hydraulically by cylinders. Two synchronized cylinders working in parallel are mounted on the bucket wheel boom. The PE100-1600/1.5×20 Bucket Wheel Excavator made by Sandvik with an overall weight of 1650 tonnes is designed to
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Bucket-Chain Excavators | TAKRAF - TAKRAF GmbH
WebThe bucket wheel excavator is the most powerful tool for mining in unconsolidated and soft rock and a precondition for a real continuous mining system. The bucket wheel excavator combines three parts of the mining process in one machine: Extraction, Loading and Transportation to the conveyor. Bucket wheel excavators today mostly work in soft
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Continuous mining systems Industrial Solutions Continuous …
WebDemag designed and built this 5,000 TPH reclaimer in 1967. Terminal operator replaced original motorized pulleys with 40" diameter Rulmeca Motorized Pulleys in 1980. A 150 HP Motorized Pulley drives the 60' long 72" wide boom belt at 600 FPM. A 200 HP motorized pulley drives the 75' long 72" wide discharge conveyor at 600 FPM.
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Bucket Wheel Excavator Damage by Fatigue Fracture – Case Study
WebGoal of the project is design of a measuring bucket for compact bucket wheel excavator. Bucket wheel excavator is used for continual mining in opencast mine. Measuring bucket is supposed to measure actual digging forces. the mi ddle of the machine and drops material to discharge boom belt conveyor, which transports material to another
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(PDF) Assessment of the maximum possible …
WebUsed excavators for sale - Equipment Excavators Search equipment Category Excavators Hours/Miles Make Price Clear all 363 Results Sort by: Recently added 2015 Bobcat E45 2,602 Hours $47,495 $49,995 Est. $1,044/mo Ships nationwide 2006 Caterpillar 305C CR 10,908 Hours $28,495 Est. $626/mo Ships nationwide 2007 Caterpillar 305C …
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(PDF) Assessment of the maximum possible …
WebBW can be raised and lowered by means of this main boom. The bucket wheel Fig.5.a is considered the basic component of the BWE. By rotation it removes the material from the excavation face and discharges it onto the conveyor belt that is located inside the main and the discharge boom. The design of the
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Analysis of Vibrations of Bucket Wheel Excavator Schrs1320 …
WebGoal of the project is design of a measuring bucket for compact bucket wheel excavator. Bucket wheel excavator is used for continual mining in opencast mine. Measuring bucket is supposed to measure actual digging forces. the mi ddle of the machine and drops material to discharge boom belt conveyor, which transports material to another
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What Are Bucket Wheel Excavators And How Do They Work
WebDec 27, 2013 · Bucket wheel excavators are used in surface mining applications where overburden removal is required on a continuous basis. These jobs were previously accomplished using draglines and rope shovels. However, bucket wheel excavators are now the most reliable alternatives because of their extraordinary efficiency.
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WebBW can be raised and lowered by means of this main boom. The bucket wheel Fig.5.a is considered the basic component of the BWE. By rotation it removes the material from the excavation face and discharges it onto the conveyor belt that is located inside the main and the discharge boom. The design of the
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PERFORMANCE AND ANALYSIS OF BUCKET WHEEL …
WebThe bucket wheel excavator is the most powerful tool for mining in unconsolidated and soft rock and a precondition for a real continuous mining system. The bucket wheel excavator combines three parts of the mining process in one machine: Extraction, Loading and Transportation to the conveyor.
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Diagnostics of bucket wheel excavator discharge boom dynamic
WebDiagnostics of bucket wheel excavator discharge boom dynamic performance and its reconstruction Maneski T. Load-bearing steel structure diagnostics on bucket wheel excavator, for the purpose of failure prevention. Engineering Failure Analysis 2011; 18: 1203-1211. 9. Maneski T. Monography computer modelling and structures calculation (in
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Diagnostics of bucket wheel excavator discharge boom dynamic
WebDiagnostics of bucket wheel excavator discharge boom dynamic performance and its reconstruction Maneski T. Load-bearing steel structure diagnostics on bucket wheel excavator, for the purpose of failure prevention. Engineering Failure Analysis 2011; 18: 1203-1211. 9. Maneski T. Monography computer modelling and structures calculation (in
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Used Wheel Loaders - Porter Group
WebLonking LG833NG 3 ton loader Product performance introduction,Lonking Wheel Loader How much is it？Where to buy Lonking Wheel Loader,Where can I find used ones? Lonking Wheel Loader
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PERFORMANCE AND ANALYSIS OF BUCKET WHEEL …
WebThe bucket wheel excavator is the most powerful tool for mining in unconsolidated and soft rock and a precondition for a real continuous mining system. The bucket wheel excavator combines three parts of the mining process in one machine: Extraction, Loading and Transportation to the conveyor. Bucket wheel excavators today mostly work in soft
Get a quote
Motorized Pulleys & Bucket Wheel Machines - Rulmeca Corp
WebJan 1, 2014 · Failure of Bucket Wheel Excavator BWE SchRs 1760, unexpectedly and with no warning catastrophically failed in 2004, after 17 years of regular service, on an open surface mine in Serbia (Fig. 1). Fatigue fracture, initiated in welded joint and developed in lugs of counterweight holder (Fig. 2), followed by final fast fracture, had been the cause.
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STUDY REGARDING THE BUCKET-WHEEL …
WebThe bucket wheel boom is linked directly to the C-frame and discharge boom in connected to it via a revolving platform. The C-frame is designed as a closed case and most parts of it are accessible from the inside for inspection purposes. The main control station of the excavator is connected to the upper part of the C-frame by a jib.
Get a quote