Model MD6240 - Rotary Drill Brochure

MD6240 Rotary Drill Basic Specifications Hole Diameter 152-270 mm (6-10.625 in) Bit Load 24 000 kg (52,911 lb) Hole Depth Single-pass (12 m/39 ft mast) Up to 12.80 m (42 ft)/Multi-pass Up to 55.47 m (182 ft) Hole Depth Single-pass (15 m/49 ft mast) Up to 15.85 m (52 ft)/Multi-pass Up to 31.08 m (102 ft) Engine Cat® C27 Tier 2 597 kW (800 hp) at 2,100 rpm Compressor 48 m³/min (1,700 ft³/min) 6.9 bar (100 psi) 2MD6240 Features: Solid Structures A strong foundation for continuous drilling in harsh conditions, MD6240 is designed for long life with features such as a mast with double cut lacing, integral A-frame design, and a solid mainframe with low deflection rates in stress areas. Power Group Fast cycle times are achieved through top of class bit load, rotary head horsepower, bailing air and a multitude of time-saving systems for maximum efficiency. Carousel Pipe Rack Rapid pipe changes that are safe, efficient and completely controlled from inside of operator’s cab. A hydraulic break out wrench and deck wrench assist in breaking thread connections quickly and effectively. Dual hammer Tricone Pipe Rack allows for rapid conversion between tricone and DTH drilling in less than five minutes. Operator Safety and Comfort Keep your operators comfortable, productive and safe in our spacious and quiet cabs with high visibility. Serviceability and Customer Support Easy maintenance and a long life cycle is yours with high quality Cat Drills and reliable customer support. Contents Solid Structures...................................................4 Power Group ........................................................6 Mast System ........................................................8 Dust Collection ..................................................10 Fully Equipped Cab............................................11 Serviceability and Customer Support ............12 Technology .........................................................14 Safety ..................................................................15 Sustainability .....................................................16 Specifi cations ....................................................17 Standard Equipment .........................................24 Mandatory Options – Installed at Factory ....25 Optional Choices – Installed at Factory ........26 Proven Performer Low-cost of ownership, highly productive and long lasting 3High productivity and low cost of ownership is yours with the MD6240 Rotary Drill. With bit load force of 24 000 kg (52,911 lb) and the capability to drill depths up to 55.47 m (182 ft) the MD6240 is well equipped to drill in hard or soft rock applications. Built to be reliable, safe and easy to service for years to come. Solid Structures To withstand your harsh quarry and mining environments 4 Best built for long life, the MD6240 has heavy-duty structures. The mast, integral A-frame, and mainframe are durable providing a strong platform needed for drilling in harsh conditions. The MD6240 is equipped to perform in challenging environments and provides high availability, positively impacting your bottom line. All welded structures comply with AWS 14.3 welding standard. The welded structures are inspected after the manufacturing process providing reliable, maintenance free and long lasting platform for the drill. Sturdy Mast • The mast is made of heavy-duty ASTM A500 Grade B steel tubing on all four chords and cross members, which creates a torsionally strong mast structure and reduces the material fatigue. • All mast structures are designed with double-cut lacing in high stress areas to prevent cracking and assure long life. • The mast can be raised or lowered with full pipe rack and full drill string on the rotary head, in less than 40 seconds. Heavy-Duty Frame • The A-frame is an integral extension of the mainframe, providing a strong, low maintenance design. • The mainframe design assures structural integrity. The main rails, made of ASTM A500, Grade B, rectangular steel tubing, are heavily cross-braced and reinforced in high stress areas. Undercarriage • Three point oscillating suspension allows the drill to negotiate rugged, uneven terrain without transferring excessive torsional forces to the mainframe, and allows continued stability while tramming between holes. • Tram speed is 2.0 km/h (1.25 mph). Gradeability is 32% with the mast down. • Ground clearance: 610 mm (24 in) • Bearing ground pressure: 0.83 bar (12 psi) 5 Power Group High on efficiency; low on cost To achieve low cost, high efficiency drilling, your power group configuration is selected to match the needs of your specific geology and site conditions. We have numerous configurations for low pressure rotary drilling or high pressure DTH hammer drilling. Power groups are arranged in-line for easy access, from both sides, to the engine, compressor, hydraulic pumps, plumbing and other components, which translates into safer serviceability and lower maintenance cost. Engines To match your application demands, MD6240 has three choices for engine sizes. Cat C27 ACERT™ @ 597 and 652 kW (800 and 875 hp) @ 2,100 rpm or a Tier 2 QST-30 @ 783 kW (1,050 hp) @ 2,100 rpm. Each package includes: • Fuel-filtration package to overcome harsh mining environments • Pre-lube system for extra engine protection • Dry type inlet air cleaner with safety elements • Heavy duty muffler and muffler guard • Manifold blanket covers • Set of batteries • Coolant conditioner • Fuel tank 6 Compressor For efficient flushing of cuttings and dust out of the bore hole, the air compressor delivers the right amount of bailing air based on hole diameter, depth and material density. Air-on-demand control system regulates air intake to match the amount of compressed air being used. Standard Compressor is Low Pressure for Rotary Drilling Mode • Single stage, positive displacement, oil-flooded, single-stage screw type compressor • Discharge air flow (sea level) 48 m3/min (1,700 ft3/min) • Maximum operating pressure 6.9 bar (100 psi) Optional Compressor is High Pressure for DTH Hammer Drilling Mode • High pressure, oil-flooded, two-stage screw type • Discharge air flow (sea level) 33 m3/min (1,150 ft3/min); 38 m3/min (1,350 ft3/min); 43 m3/min (1,500 ft3/min) • Maximum operating pressure 10.3/24.1/34.5 bar (150/350/500 psi) Cooler For ample capability, our cooler systems are designed to assure unrestricted airflow and reduce excessive operating heat, which extends life of engine, compressor, and hydraulic components. • Rated up to 52° C (125° F) ambient cooling capacity • Split cooler • Engine radiator • Charge air cooler section • Hydraulic oil cooler section • Compressor oil section • Replaceable cores • Fan arrangements are suited to the powertrain configuration • Mounted on an isolated skid to reduce vibration, limit load transfer and noise Hydraulic System The pump drive is powered by direct input from the engine using a maintenance free rubber mounted coupling. The result is a longer power train life as less shock is absorbed. The coupling housing is fully enclosed with a hinged access hatch for visual inspection. Hydraulic Pump Drive • Two axial piston pumps for the pulldown and rotation systems or track propel functions. • One axial piston pump for the cooling fans and auxiliary functions. • Two gear pumps supply power to the dust collector and water injection systems. 7 To assure long life, all mast structures are designed with double-cut lacing in high stress areas. There are several application-specific masts to choose from. Mast Height 12 m (39 ft) 15 m (49 ft) Pipe Length 10.67 m (35 ft) 15.24 m (50 ft) [two 7.62 m (25 ft) pipes] Single Pass Depth 12.8 m (42 ft) 15.8 m (52 ft) Pipe Diameter 114-178 mm (4.5-7.0 in) 114-178 mm (4.5-7.0 in) Pipe Wall Thickness 19 mm (0.75 in) 19 mm (0.75 in) Mast System Strong and sturdy Pulldown and Hoist A single, double-acting cylinder, cable pull-down system produces 22 680 kg (50,000 lb) of pull-down force and 22 680 kg (50,000 lb) of hoist force. The cylinder rod is fixed on both ends with a moving barrel, providing high efficiency and reducing feed system wear and maintenance. • One variable displacement axial piston pump in an open loop system • Bit load up to 24 000 kg (52,911 lb) • Feed and hoist speed 0-38 m/min (0-125 ft/min) Cables The MD6240 drill is designed with mast cables instead of chains. Cables have a predictable wear profile and do not unexpectedly fail. They can be repaired quickly and easily, and they absorb and evenly dissipate vibrations, which promotes longer mast life. Auto Tensioning A cable auto-tensioner ensures maximum cable service life with minimum maintenance by automatically keeping cables tight via a series of hydraulic cylinders applying constant pressure. Cables for the MD6420 are 2.85 cm (1 in) in diameter, and rated at 62.8 tons (138,450 lb) nominal strength. Rotary Drill Head (1) Achieve optimal penetration rates with the ability to select the most suitable rotation speed for your application. One fixed displacement, axial piston motor provides 139 kW (186 hp) with rotation speed 0-220 rpm. Torque reaches 12 880 N·m (9,500 lbf-ft). Heavy-duty, reliable drill head includes a 140 mm (5.5 in) bull-shaft connection to the drill string and has adjustable steel guides with replaceable pads for even travel on main chords. The long head carriage design ensures the rotary head rides the main chords evenly. 8 Angle Drilling The MD6240 can drill in angles up to 25 degrees (in 5 degree increments). Dual mast locks are located above the deck and hydraulically operated dust curtains are available for angle drilling. Pipe Rack Carousel (2) The hydraulically operated carousel-type pipe changer is located outside of the mast structure, and all functions are controlled from a console in operator’s cab, which assures efficient and safe drill string changes and storage. The carousel provides automatic indexing of drill pipes in relation to the rotary head. • Pipe diameter 114-178 mm (4.5-7.0 in) • 12 m (39 ft) mast arrangement 4 pods; 10.67 m (35 ft) long pipe • 15 m (49 ft) mast arrangement 2 pods; 15.24 m (50 ft)/ two 7.62 m (25 ft) long pipe Pipe Positioner To help you align the pipe string while adding or detaching pipes, or in angle hole drilling, our automatic pipe positioner, hydraulically activates to guide the pipe straight through the deck bushing. Hammer/Tricone Pipe Rack To accommodate differences in rock consistency, a patented Hammer/Tricone Pipe Rack allows for rapid conversion between tricone drilling for soft drilling conditions, and DTH drilling, for hard rock, in less than five minutes. Hydraulically Operated Break Out and Deck Wrench (3) Adding to your productivity the HOBO works in concert with a highly effective deck wrench. • Mounted on the outside mast structure • Four-cylinder system for swing-adjust-rotate-clamp • Operated from inside the cab Overhead Winch To assist in safe and efficient handling of drill pipes, bits, subs and other heavy accessories, there is an auxiliary winch rated for up to 1587 kg (3,500 lb) capacity. Operation is from the operator’s cab, or optional remote control. 1 2 3 9 Dust Collection Largest chamber in the industry For efficient dust collection MD6240 has a dust collector rated at 127 m3/min (4,500 ft3/min) and separate water injection system. Both dry and water injection systems can be mounted on the same drill. • Water injection system options: – Three tanks totaling 1271 L (336 gal) mounted under the front deck or – One tank 1514 L (400 gal) mounted on top-deck (mounted in place of Dry Dust Collector) Dust Curtain With the largest dust chamber in the industry, the MD6240 has a total enclosed area of 4.2 m2 (45.14 ft2) and is surrounded by heavy rubber curtains. This provides ample space for dust containment while deep hole drilling and the resulting cutting piles. Optional hydraulic front and rear dust curtain lifters are available to ensure cuttings are not pulled back into the hole while tramming from point to point on the blast pattern. • Material 6 mm (0.25 in) rubber nylon reinforced • Split for excess with 305 mm (12 in) overlap • Dust deflector is a natural rubber seal, 13 mm (0.5 in) thick, 356 mm (14 in) diameter 10 Fully Equipped Cab For operator safety and comfort Safe and Effortless Operation To limit operator fatigue the MD6240 controls are ergonomic. The FOPS certified cab has tinted safety glass windows and a closed circuit camera system for 360° visibility. Two heavy-duty doors provide quick egress to the drill table or the main deck. Additional Safety Features • 45° control console, in relation to deck, assures good overview of drill table • Closed-circuit camera system • Two heavy-duty swing doors for convenient cab access • Low sound and vibration levels • Emergency ingress/egress • Multiple engine stops • Four leveling jacks ensure a minimum of three machine points of ground contact at all times • The pipe handling system is designed so breaker plate is located at operator’s eye level • All auxiliary functions are controlled by fingertip toggle switches and marked with “no language barrier” symbols describing each function • Fixed folding trainers seat • Window washers and wipers Spacious and Quiet Cab For comfortable and efficient operation, the MD6240 cab offers operators 3 m2 (32 ft2) of floor area allowing ample room with a swiveling operator’s seat equipped with armrests and a headrest. The ergonomic console provides well organized controls labeled with international ISO symbols for each function. The cab is shock mounted and insulated for quiet operation below 80 dB(A). Heated and air conditioned, operator comfort is attainable in all climates. 11 Serviceability and Customer Support Easy and safe to access all service points Large Main Deck The MD6240 large deck (front and rear) plus wide walkways assure a safe operating area and more efficient maintenance. Access to walkways are on both sides of drill for quick access to all major components for daily pre-start checks, preventive maintenance and adjustments. The stationary drill table/rear deck (mast/cab area) provides access to the mast area and to the main deck during all drilling modes, including angle drilling. Immediate access to the power group including the engine, compressor, hydraulic pumps, plumbing and other components, translates into better serviceability and lower maintenance cost. 12 Supported by World-class Cat Dealer Network With the support of the Cat global dealer network, you can rely on unmatched service, integrated solutions, after-sales support, fast and efficient parts fulfillment, and world-class remanufacturing capabilities. The Cat Parts and Service Network offers you the most comprehensive product support system in the industry. Everything we do is designed to keep you up and running longer, for less. Cat authorized and certified mechanics are trained in the latest diagnostic equipment, tools and service techniques. They know exactly what to look for, and exactly how to fix it. One of the prime cornerstones of the Cat Parts and Service Network is availability. No matter where you are, no matter what day of the week or time of day, Cat Parts and Service is never far away. At each location, you have instant access to everything from information on maintenance options, engine selection and repair, to a full range of genuine Cat Parts and Remanufactured components. The fact is, a vast majority of the parts you'll ever need are on hand at your local dealer, right off the shelf. And in the rare event a specific part is not on hand, your dealer can usually get it to you within 24 hours, utilizing our computerized parts location network. From helping you choose the right machine to knowledgeable ongoing support, Cat dealers provide the best in sales and service. • Preventive maintenance programs and guaranteed maintenance contracts • Best-in-class parts availability • Operator training to help boost your production • Genuine Cat Remanufactured parts 13 Technology Cat® MineStar™ System – Terrain for Drilling Terrain Features • Accurately guides the operator • Reports on drill and operator productivity • Allows remote, real-time supervision of drilling activity and blast planning • Improves the accuracy of drilling depth • Provides feedback on the variation of bench geology • Improves safety and efficiency by keeping the operator in the cab • Records and measures multiple drill parameters to optimize machine utilization and improve the overall efficiency of drilling and blasting operations • Uses Global Navigation Satellite System (GNSS) to provide three-dimensional positioning of the bit ensuring holes are drilled according to the designed drill pattern • Offers a number of options enabling users to identify the features required by their mine site and then tailor the system to meet specified needs More Value for Your Mine Mining is a function of a number of processes, and it is important to consider the impact that optimal drilling and blasting has on your downstream mining activities such as loading, hauling, crushing, and milling. Technology that helps you optimize and improve drill and blasting operations can positively impact your productivity and overall efficiency of the entire mining cycle. Terrain, a capability set of Cat MineStar System, enables you to precisely manage drilling through the use of guidance technology. It increases your machine productivity and provides you real-time feedback for improved efficiency. Additional Benefits • Prior hole location • Border guard • Global Navigation Satellite System • Increased efficiency of design and surveying activity • Identifies local variations in bench geology for developing specific hole loading instructions • Recording is comprehensive for calculating machine utilization and productivity statistics 14 Safety Because it’s your priority We know keeping operators safe is a priority. Throughout Cat Drills you will find features that are designed to do just that. • Operators are comfortable, more productive and safe in our spacious and quiet cab • Cab is FOPS certified with tinted safety glass windows and a closed circuit camera system for 360° visibility • The Carousel Pipe Rack is controlled from inside of operator’s cab • A hydraulic break out wrench and deck wrench assist in breaking thread connections from inside the cab • Three point oscillating suspension allows the drill to negotiate rugged, uneven terrain without transferring excessive torsional forces to the mainframe, and allows continued stability while tramming between holes • Power groups are arranged in-line for easy access, from both sides, to the engine, compressor, hydraulic pumps, plumbing and other components, which translates into safer serviceability • Mast uses cables which have a predictable wear profile and do not unexpectedly fail like chains • An auxiliary winch rated for up to 1587 kg (3,500 lb) capacity, assists in handling of drill pipes, bits, subs and other heavy accessories and equipment from the cab or via remote control • Two heavy-duty doors provide quick ingress/egress from cab to the drill table or the main deck • Ground-level machine isolation and lock out box • Multiple engine stops • Four leveling jacks ensure a minimum of three machine points of ground contact at all times 15 Sustainability Using resources wisely Sustainable development for Caterpillar means leveraging technology and innovation to increase efficiency and productivity with less impact on the environment and helping you do the same – enabling your businesses to become more productive by providing products, services and solutions that use resources more efficiently. Engines with Advanced Technology Cat ACERT engines with advanced technology have lower emissions without compromising performance or fuel efficiency. Extended Life Mast structure is designed for long life and is a base for major overhauling and continued use after standard operational life. Jack casing structures, A-frame/mast pivot and the deck are integrally welded to the mainframe assuring a sound structural base with the ability to be rebuilt. Sustainability Features Fuel savings is achieved with our variable speed fans that match cooling demand. The coolers have replaceable cores. The pump drive is powered by direct input from the engine using a maintenance free rubber mounted coupling. The result is a longer power train life as less shock is absorbed. 16 MD6240 Rotary Drill Specifications Rated Capacity Bit/hole diameter 152-270 mm 6-10.625 in Depth single-pass (12 m/39 ft mast) Up to 12.80 m Up to 42 ft Depth multi-pass (12 m/39 ft mast) Up to 55.47 m Up to 182 ft Depth single-pass (15 m/49 ft mast) Up to 15.85 m Up to 52 ft Depth multi-pass (15 m/49 ft mast) Up to 31.08 m Up to 102 ft Operating Temperature Minimum ambient rating (standard) –28° C –20° F Cold weather option –40° C –40° F Maximum ambient rating (standard) 52° C 125° F Altitude Up to Up to 4572 m 15,000 ft Pull-down/Hoisting Capacity Rated pull-down capacity Up to Up to 222 kN 50,000 lbf Rated hoist capacity Up to Up to 222 kN 50,000 lbf Drilling feed/retract rate 0-38.1 m/min 0-125 ft/min Type Closed-loop, hydraulic (stationary rod, moving barrel) Number of cylinders 1 Pull-down cylinder stroke 7.27 m 286.2 in (12 m/39 ft) Head travel (12 m/39 ft) 14.54 m 572.4 in Pull-down cylinder stroke 8.80 m 346.5 in (15 m/49 ft) Head travel (15 m/49 ft) 17.60 m 693.0 in Cylinder bore diameter 165 mm 6.5 in Cylinder rod diameter 102 mm 4 in Cable type 25 mm (1 in) DYFORM 8 Cable sheaves (cylinder) OD 406 mm 16 in Cable sheaves (top and bottom) OD 508 mm 20 in Sheave guards Standard at bottom plate Adjustable head guide shoes Steel with replaceable Nylatron Automatic cable Hydraulic cylinder, tensioning system powered by fan circuit Rotary Drive System Rotation speed 0-220 rpm Torque 0-12 880 N·m 0-9,500 ft-lb Horsepower capacity 139 kW 186 hp Gearbox Casting design Main thrust bearing Taper roller Lubrication Oil-fl ooded Gearing Straight spur Ratio 16:1 Drive motor See Hydraulic System Cooler Assembly Split coolers, air-finned, three- or four-core, radiator/hydraulic stacked, compressor separate Radiator/hydraulic cooler Height 1473 mm 58 in Width 1473 mm 58 in Compressor cooler Height 1829 mm 72 in Width 1626 mm 64 in Fan diameter 1219 mm 48 in (one fan per cooler, 10 blades) Fan speed – maximum 1,525 rpm Fan guard Welded Engine radiator, top tank Sealed deaeration tank, pressure cap, overfl ow tube and sight glass Standard ambient rating 52° C 125° F 17 MD6240 Rotary Drill Specifications Compressor (Standard) Engine (Optional) – QST-30 Type Oil-flooded, single-stage screw Model QST-30 (Non-Cert) Discharge air flow (sea level) 48 m3/min 1,700 ft3/min Rated horsepower 783 kW 1,050 hp Maximum operating pressure 6.9 bar 100 psi Optional Tier 2 rated horsepower 783 kW 1,050 hp Air cleaner type Dry-type with safety element Full load 2,100 rpm Oil cooling Air-to-oil cooler, Starting system 24V DC thermostatically controlled Safety shut-down system Energized to run Oil separation Oil filtration Drive Controls Vertical barrier element, pre-separation in 189 L (50 gal) horizontal sump (T-tank) 12 micron replaceable element Direct coupled to engine fl ywheel Automatic with safety shut-down Air cleaner type Batteries Muffler (inlet and outlet) Muffler guard Jacket water cooling Fuel tank Dry-type with safety element Four (4) 8-D 127 mm 5 in 10 gauge for personal protection Radiator 1325 L 350 gal Air shut-off Hydraulic cylinder-operated Optional fuel tank 1571 L 415 gal from operator’s seat Turbo and manifold covers Blankets and/or exhaust wrap Compressor (Optional) Mast Type (high pressure) Oil-flooded, two-stage screw Construction ASTM 500 grade B Discharge air flow (sea level) 33 m3/min (1,150 ft3/min); rectangular tubing, welded 38 m3/min (1,350 ft3/min); Pivot and raising area Rectangular tubing A-frame; 43 m3/min (1,500 ft3/min) reinforced in high-stress areas Maximum operating pressure 10.3/24.1 bar 150/350 psi Hydraulic lines Pressure-rated steel or 10.3/24.1/ or 150/350/ hydraulic tubing 34.5 bar 500 psi Hose tray Sheet steel trough Air cleaner Dry-type with safety element for moving hoses Engine (Standard) – C27 Tier 2 Table hole diameter (diameter deck hole for guide bushing) 279 mm 11 in Manufacturer Model Caterpillar C27 Tier 2 Mast-Elevating Cylinders Rated horsepower 597 kW 800 hp Number of cylinders 2 Optional rated horsepower 652 kW 875 hp Cylinder bore diameter 203 mm 8 in Full load 2,100 rpm Cylinder rod diameter 102 mm 4 in Starting system 24V DC Cylinder stroke 1082 mm 42.6 in Safety shut-down system Energized to run Lift capacity each cylinder 556 kN 125,065 lbf Air cleaner type Dry-type with safety element Cylinder connections pins diameter 57 mm 2.25 in Batteries Four (4) 8-D Muffler (inlet and outlet) 127 mm 5 in Muffler guard 10 gauge for personal protection Jacket water cooling/CAC Radiator Fuel tank 1325 L 350 gal Optional fuel tank 1571 L 415 gal Manifold covers Blankets and/or exhaust wrap 18 Operator’s Cab Undercarriage Type Shock-mounted; two-man, Type Excavator type integrated FOPS certifi ed Pad width 750 mm 29.5 in Length at floor 1981 mm 78 in Pad type Triple grouser Width at floor 1518 mm 59.75 in Rollers Sealed, oil-fl ooded Floor area 3 m2 32.4 ft2 Number of lower rollers 12 Height inside 1943 mm 76.5 in Upper track chain support Two (2) carrier rollers Construction Windows (tinted safety glass in rubber mounting) 12 gauge steel welded to formed 12 gauge channel and angle supports 6 mm 0.25 in Rock guards/chain guides Overall length Width over tracks Final drive Standard full-length guards 5705 mm 224.6 in 3912 mm 154 in Independent hydrostatic Number of windows 10 motors Number of doors Left door to work deck Right door Operator’s seat 2 with windows (included above) Swing-type HD hinge Swing-type HD hinge One swivel-type with armrests, headrest and Maximum drive horsepower per track Brakes Tram speed maximum Gradeability mast down Rear axle (solid) 152 kW 204 hp Spring set, hydraulic release 2.0 km/h 1.25 mph 32% 203 mm 8 in retractable seat belt Front axle Three-point oscillating type Helper’s seat Insulation, wall and ceiling Fixed folding jump seat 25 mm 1 in Mainframe (thermal) Main rails (ASTM 500 Grade B 203 mm × 8 in × 16 in Insulation, floor [closed cell foam 10 mm 0.375 in rectangular tubing heavily 406 mm × × 0.5 in with 3 mm (0.125 in) pyramid cross-braced and reinforced 13 mm vinyl surface] at high-stress areas) Door latches Heavy-duty latches with Construction Electric welded lockable handles Jacks, mast pivot and deck Welded integrally Sound levels 80 dB(A) or less to mainframe Climate control Wall-mounted, AC/heating/ Toolbox Lockable door, pressurizing unit below cab side walkway Other Window wipers and washers Machine deck Access both sides Handrails Diameter 48 mm 1.9 in Height 1219 mm 48 in Tow hooks Welded, two (2) front 19 MD6240 Rotary Drill Specifications Mainframe – Leveling Jacks Hydraulic System Number 4 Left and Right Track/Rotation Pump (Closed-loop) Location 2 front; 2 rear Type Axial piston, variable volume Cylinder bore 140 mm 5.5 in Maximum flow 283 L/min 75 gal/min Cylinder rod diameter 76 mm 3 in Pressure rating 400 bar 5,800 psi Cylinder stroke 1524 mm 60 in Fan/Accessory Circuit Pump (Open-loop) Lift capacity 290 kN 65,300 lbf Type Axial piston, variable volume Pad connection Ball and socket Maximum flow – dual fan 273 L/min 72 gal/min (one per cooler)Pad diameter 610 mm 24 in Pressure rating 345 bar 5,000 psiCounterbalance valves Internal at each cylinder Track Drive Motors (2) Inner extension boot Type Bent-axis fi xed volume Outside diameter 219 mm 8.625 in Pressure rating 414 bar 6,000 psiWall 8 mm 0.322 in Rotation Drive Motor Drill Table and Work Deck Type Axial piston variable volume Pressure rating 345 bar 5,000 psiTable height off ground 1321 mm 52 in Fan Drive Motor(s) – Single FanDeck floor material Non-skid sheet metal Type PistonDrill deck length 2661 mm 104.75 in Pressure rating (continuous) 414 bar 6,000 psiDrill deck width 2578 mm 101.5 in Pump Drive GearboxDrill deck area 6.8 m2 73.8 ft2 Type 3 pad Dust Suppression Drive Rubber coupler/drive shaft to front of engine Dust collector capacity 127 m3/min 4,500 ft3/min Filtration (all filters have indicators and bypass) • Both dry and water injection can be mounted on the same drill Loop 12 micron, 2 per loop • Water injection system choices: (optional)– Three tanks totaling 1271 L (336 gal) mounted under the Charge 3 micron, 1 per loop front deck – One tank 1514 L (400 gal) mounted on top-deck Main return 12 micron absolute (mounted in place of Dry Dust Collector) Case return 12 micron Note: Dry Dust Collector and water injection on the same drill can be selected only with below deck tanks. Oil Cooling System (Hydraulic Tank) Dust Curtain Reservoir with sight and 643 L 170 gal temperature gauge (Optional Hydraulic Lifters, Front and Rear) Reservoir pressure Atmospheric, fi ltered breather Material (rubber nylon reinforced) 6 mm 0.25 in Enclosed area 4.2 m2 45.14 ft2 Lubrication Split for excess Front and rear with 305 mm • Centralized manual (optional auto-lubrication) (12 in) overlap 20 Accessories, Tools and Handling Equipment Drill Pipe (Optional, Price-Adder) – 12 m (39 ft) mast arrangement Diameter (customer specifi cation) 114-178 mm 4.5-7.0 in Wall thickness 19 mm 0.75 in Length 10.67 m 35 ft Threads Depends on pipe diameter Diameter Wall Thickness Thread Pipe Length 114 mm (4.5 in) 19 mm (0.75 in) 3 Beco 10.67 m (35 ft) 127 mm (5 in) 19 mm (0.75 in) 3.5 Beco 10.67 m (35 ft) 140 mm (5.5 in) 19 mm (0.75 in) 4 Beco 10.67 m (35 ft) 152 mm (6 in) 19 mm (0.75 in) 4.5 Beco 10.67 m (35 ft) 165 mm (6.5 in) 19 mm (0.75 in) 4.5 Beco 10.67 m (35 ft) 178 mm (7 in) 19 mm (0.75 in) 4.5 Beco 10.67 m (35 ft) Drill Pipe (Optional, Price-Adder) – 15 m (49 ft) mast arrangement Diameter (customer specification) 114-178 mm 4.5-7.0 in Wall thickness 19 mm 0.75 in Length 7.62 m 25 ft Threads Depends on pipe diameter Diameter Wall Thickness Thread Pipe Length 114 mm (4.5 in) 19 mm (0.75 in) 3 Beco 7.62 m (25 ft) 127 mm (5 in) 19 mm (0.75 in) 3.5 Beco 7.62 m (25 ft) 140 mm (5.5 in) 19 mm (0.75 in) 4 Beco 7.62 m (25 ft) 152 mm (6 in) 19 mm (0.75 in) 4.5 Beco 7.62 m (25 ft) 165 mm (6.5 in) 19 mm (0.75 in) 4.5 Beco 7.62 m (25 ft) 178 mm (7 in) 19 mm (0.75 in) 4.5 Beco 7.62 m (25 ft) Top Adapter Sub Diameter Depends on pipe diameter Length 711 mm 28 in Top thread (API Reg.) 140 mm 5.5 in Bottom thread Depends on pipe diameter Bit Sub Diameter Depends on pipe diameter Length Up to 3429 mm Up to 135 in Top thread Depends on pipe diameter Bottom thread Depends on pipe diameter Table bushing One (1) piece insert, roller deck bushing or two-piece Deck Wrench Wrench plate (T1- Steel) 76 mm 3 in Wrench positioning Hydraulic cylinder HOBO Break-out Wrench Location Outside mast, under pipe rack Wrench type Patented HOBO (Hydraulically Operated Break-Out) Pipe Rack (outside the mast) Type Carousel, with stationary pods and breaker plates Size of drill pipe/capacity 114-178 mm 4.5-7 in 12 m (39 ft) mast arrangement 4 pods; 10.67 m (35 ft) long pipe 15 m (49 ft) mast arrangement 2 pods; 7.62 m (25 ft) long pipe Pipe rack swing Hydraulic cylinders (2) Pipe rack index Hydraulic motor through chain drive Winch System Rating 1587 kg 3,500 lb Cable size 13 mm 0.5 in 21 MD6240 Rotary Drill Specifications Dimensions All dimensions are approximate. 1 2 3 4 5 6 7 8 9 10 11 1 15 m (49 ft) machine height mast vertical 21.68 m 71.11 ft 2 12 m (39 ft) machine height mast vertical 18.63 m 61.10 ft 3 12 or 15 m (39 or 49 ft) machine height mast horizontal 4.51 m 14.80 ft 4 Cab height from ground level 3.48 m 11.40 ft 5 15 m (49 ft) machine length mast horizontal 21.68 m 71.11 ft 6 12 m (39 ft) machine length mast horizontal 18.63 m 61.10 ft 7 12 m (39 ft) mast bottom to crown 16.40 m 53.83 ft 15 m (49 ft) mast bottom to crown 19.45 m 63.83 ft 8 Ground level to upper winch arm 4.51 m 14.80 ft 9 Overall machine width 5.06 m 16.59 ft 10 Machine length (less mast and mast rest) 10.20 m 33.45 ft 11 Mast rest length 2.19 m 7.21 ft Based on MD6240 with 12 m (39 ft) and 15 m (49 ft) mast arrangement. 22 Basic Shipping Weights and Dimensions Quantity Description of Goods Approximate Dimensions Truck one (1) Model MD6240 (12 m/39 ft), Rotary Blasthole drill comes with Owner/Operator’s manual stowed in cab Length 10.82 m 35 ft 6 in Width 4.34 m 14 ft 10 in Height 3.9 m 12 ft 7 in Weight 50 802.3 kg 112,000 lb Truck two (2) Mast assembly for Model MD6240 (12 m/39 ft), Rotary Blasthole drill Length 17.7 m 58 ft Width 1.9 m 6 ft 4 in Height 1.8 m 6 ft 2 in Weight 16 329.3 kg 36,000 lb Truck three (3) Cab half assembly for Model MD6240 (12 m/39 ft), Rotary Blasthole drill comes with 1 each #89044 filter kit, 2 each Superflex, 2 each brackets, 2 each mast bushings, 2 each dust chute comes with curtain, 2 each clamps, 1 each horseshoe bushing, 1 each bit basket, 1 each lifting bale, 2 each portable fire suppression with brackets, 3 each bag of nuts, bolts, 6 each handrails, 1 each table bushing and cab supports Length 2.29 m 7 ft 6 in Width 0.81 m 32 in Height 2.51 m 8 ft 2 in Weight 635 kg 1,400 lb Truck three (3) 2 each walkways bundled together with 2 each ladders, toolbox, comes with accessories stowed within, bit sub, dust chute hose and 2 each chutes for hose for MD6240 (12 m/39 ft) Length 5.1 m 16 ft 7 in Width 0.9 m 3 ft 2 in Height 1.5 m 5 ft Weight 2948.3 kg 6,500 lb Truck three (3) Mast support rack (mounted off front end) for MD6240 (12 m/39 ft) Length 2.9 m 9 ft 6 in Width 2.2 m 7 ft 2 in Height 0.4 m 15 in Weight 548.8 kg 1,210 lb Truck three (3) 1 each walkway Length 2.87 m 9 ft 4 in Width 0.61 m 2 ft Height 1.20 m 4 ft 3 in Weight 544.81 kg 1,200 lb Note: Final dimensions, GVW and corresponding load-out vary based on options selected and final configuration. Performance ratings are based on 100% efficiency, and on engineering specifications and calculations in accordance with accepted industry standards. These capacities will vary with drilling conditions. All specifications are subject to change without notice. 23 MD6240 Standard Equipment Standard Equipment The MD6240 is designed to drill from 152-270 mm (6-105/8 in) diameter holes with rated pulldown and hoist capacity up to 22 680 kg (50,000 lb), in Rotary or Down the Hole applications. ENGINE • Metal turbo and exhaust manifold covers • Engine pre-lube • Additional fi ltration • Coolant conditioner MAST • 152-270 mm (6-105/8 in) hole diameter • Up to 22 680 kg (50,000 lb) rated single cylinder pulldown/hoist system • Up to 24 000 kg (52,911 lb) bit load with one pipe in the drill string • Patented HOBO (Hydraulically Operated Break-Out) wrench operated from the cab • Auto cable tensioning system • 25° angle drilling package and mast locks • Winch system 1587 kg (3,500 lb) capacity TOP DRIVE • Single motor • Rotation speed 0-220 rpm • Up to 12 880 N·m (9,500 ft-lb) torque OPERATOR’S CAB • Integrated FOPS • Totally enclosed, insulated, two-man cab • Two (2) hinged doors with heavy duty freezer type door latch system • Ten (10) windows (safety glass, tinted) • Windshield wiper and washer kit • Ergonomic operator’s console with full instrumentation • Ergonomic operator’s seat with head and armrests, retractable seat belt, air suspension mount • Electric over hydraulic drill functions • Auxiliary functions operated by fi ngertip toggle switches • More than 3 m2 (32.4 ft2) of fl oor space • Excellent visibility • dB rating of 80 or less • Wall mounted air conditioner/heater/ pressurizer, belt driven • Rubber shock-mounts to absorb vibration UNDERCARRIAGE • Excavator type, with 10 lower rollers • 750 mm (29.5 in) triple grousers • Full length chain guides/rock guards MAINFRAME AND DECK • Made of heavily cross-braced rectangular steel tubing • Rear deck is stationary during both angle and vertical drilling modes • Viewing hatch in rear deck, hydraulically operated from cab to help spotting holes • Four (4) hydraulic leveling jacks (152 cm/60 in) • Dust chamber clean-out door • Centralized lubrication system (34 points) • Additional mast rests mounted on non-drill end • 1325 L (350 gal) fuel tank under engine – Additional fuel tank available as option • 1570 L (415 gal) additional fuel tank under compressor • 4 × 8D batteries CAROUSEL • Hydraulically operated from the cab COOLING – SPLIT COOLER ARRANGEMENT • Maximum ambient cooling capacity of 52° C (125° F) with replaceable cores HYDRAULIC SYSTEM • Two (2) variable displacement axial piston pumps, in closed loop system, that operate the drill rotation, pulldown/hoist system, and tram functions • Double-gear pump, in open loop system, for all auxiliary functions and fan circuit • Dual fi ltration DRILLING ACCESSORIES (TRICONE/ROTARY) • Top sub adapter • Table bushing • Bit sub [note: 12 m/39 ft confi guration: 342 cm (135 in) S-S, 15 m/49 ft confi guration: 152 cm (60 in) S-S] • Horseshoe bushing • Bit basket • Hoist plug (lifting bail) • Auto tool wrench/deck wrench DUST SYSTEM • See Optional Equipment and select the required system PAINT • Standard Caterpillar Colors OTHER • Backup alarm • Filter kit for 50-hour preventive maintenance • Two (2) hard copy sets Operator/Service/ Maintenance/Parts/Engine manuals, in English • One Link-One Parts manual on CD, Operator and Service manual in pdf • Seven (7) 60-watt LED lights for night drilling • Side walkways and handrails with side boarding ladder • Tool box, mounted under walkway (tools not included) • Lift kit • Towing hooks (front end) • Battery disconnect 24 MD6240 Mandatory Options – Installed at Factory Mandatory Options – Installed at Factory ENGINE/COMPRESSOR CHOICES • Engine/compressor – C27 (Tier 2) 597 kW (800 hp) @ 2,100 rpm with single stage compressor 48.1 m3/min @ 6.9 bar (1,700 ft3/min @ 100 psi) – Spiral valve feature on 48.1 m3/min (1,700 ft3/min) compressor allows regulation of the air capacity – C27 (Tier 2) 597 kW (800 hp) @ 2,100 rpm with two stage compressor 32.6 m3/min @ 10.3/24.1 bar (1,150 ft3/min @ 150/350 psi) split coolers – C27 (Tier 2) 597 kW (800 hp) @ 2,100 rpm with two stage compressor 38.3 m3/min @ 10.3/24.1 bar (1,350 ft3/min @ 150/350 psi) split coolers – C27, Tier 2, 652 kW (875 hp) @ 2,100 rpm with two stage compressor 42.5 m3/min @ 10.3/24.1 bar (1,500 ft3/min @ 150/350 psi) – C27 (Tier 2) 652 kW (875 hp) @ 2,100 rpm with two stage compressor 38.3 m3/min @ 10.3/34.4 bar (1,350 ft3/min @ 150/500 psi) split coolers – QST-30C electronic diesel engine (water jacket), 783 kW (1,050 hp) @ 2,100 rpm with two stage compressor 41.8 m3/min @ 10.3/34.4 bar (1,500 ft3/min @ 150/500 psi) split coolers (outside U.S., Canada, EU) – QST-30 electronic diesel engine Tier 2 (air-to-air), 672 kW (1,000 hp) @ 2,100 rpm with two stage compressor 41.8 m3/min @ 10.3/34.4 bar (1,500 ft3/min @ 150/500 psi) split coolers MAST AND CAROUSEL CHOICES • Mast and carousel – 12 m (39 ft) arrangement: Up to 12.8 m (42 ft) single pass hole depth – Mast to suit 10.67 m (35 ft) long pipe plus long bit sub for up to 12.8 m (42 ft) single pass, drill on tracks, changing bit above deck – Four pipe carousel using 10.67 m (35 ft) pipes allowing total hole depth up to 55.47 m (182 ft) – 114 mm (41/2 in) diameter, 19 mm (3/4 in) wall thickness pipes (drill pipe not included) ranges to 178 mm (7 in) diameter, 19 mm (3/4 in) wall thickness pipes (drill pipe not included) • Mast and carousel – 15 m (49 ft) arrangement: Up to 15.8 m (52 ft) single pass hole depth – For two (2) 7.62 m (25 ft) drill pipe and bit sub for 15.8 m (52 ft) single pass, with a two pipe carousel using 7.62 m (25 ft) pipes allowing total hold depth up to 31.1 m (102 ft) – 114 mm (41/2 in) diameter, 19 mm (3/4 in) wall thickness pipes (drill pipe not included) ranges to 178 mm (7 in) diameter, 19 mm (3/4 in) wall thickness pipes (drill pipe not included) 25 MD6240 Optional Choices – Installed at Factory Optional Choices – Installed at Factory DRILLING ACCESSORIES KIT FOR HAMMER DRILLING (IN LIEU OF ROTARY DRILL ACCESSORIES) • Shock sub and adaptor, bit sub, two-piece table bushing, horseshoe bushing, hoist plug, bit basket, hammer oil injection system with 113.5 L (30 gal) tank DUST COLLECTION • Dust Collector 4500 Series • Water injection system for dust suppression with three (3) tanks totaling 1271 L (336 gal) mounted under the front deck • Water injection system for dust suppression with total 1514 L (400 gal) tank mounted on top-deck (mounted in place of Dry Dust Collector) Note: Dry Dust Collector and water injection on the same drill can be selected only with below deck tanks. DRILLING • Drill pipe • Roller deck bushing • Two-piece (split) deck bushing • Rotary head RPM gauge, digital • Rotary torque control • Rotary/hammer shock sub • Rock oiler injection system (for Tricone); 113.56 L (30 gal) • Pipe guide roller assembly mounted on drill deck (rear deck) • Dual purpose carousel (hammer – Tricone pipe rack) FLUIDS • Wiggins fuel only • Wiggins full service (fuel, hydraulic oil, coolant, engine oil) • Automatic lubrication system (34 points) • Drilling pipe thread lube system, activated from inside the cab SYSTEM PROTECTION • Additional loop filters between pumps and motors • Hydraulic diagnostic test station • Engine mounted stop • Ground level engine shutdown • Rotating beacons (one on mast crown, one on cab, one on front-end) COLD WEATHER AIDS • WEBASTO system (self-contained heater for engine coolant, water, hydraulic oil, fuel) • Cab floor heater (electric fan with heater core utilizing engine coolant) • Heating and circulation/drainage system for water injection installation, for –40° C (–40° F) with gate valve activated by temperature sensor • Cold weather package for temperatures down to –40° C (–40° F) – Two-speed fan arrangement for coolers – Electric heating elements for heating of fuel and water tanks, coolant, hydraulic oil tank – Insulation of bottom of the cab and fuel tanks – Compressor regulators enclosed in insulated box with electric heating element – Inlet control cylinder enclosed in a box with electric heating element – Cab floor heater – electric fan with heater core utilizing engine coolant – Thermo-glass in cab – Dead-end arctic hoses @ pivot points – Cold weather lubricants – Water injection hose (if water injection selected) with insulated sheath-electric heater – 40 kW (54 hp) diesel gen-set or on-board transformer to power heating package (mine site to provide plug) 26 Optional Choices – Installed at Factory (cont’d) INDICATOR SYSTEMS • Mast lock indicator • Jack retract indicators • Tram interlock, jacks (with indicator) • Tram interlock, head-position (pipe-in-hole) • Pipe rack interlock • Filter indicators, centrally mounted in cab (hydraulic, compressor, air intake) MISCELLANEOUS • Sigma TFR7 air conditioner/heating/ pressurizing unit upgrade on standard cab • 24 to 12 volt converter • Extra lighting package (5 additional 60 watt LED lights) • Blowdown hose with nozzle • Hydraulic rear dust curtain lifting system • Hydraulic front dust curtain lifting system • CE conformity kit • Special paint • Closed circuit camera system with two cameras for front and rear mounting and monitor in cab • Radio AM/FM, CD player and USB port for I-pod • Radio C.B. with antenna • XIR cab glass upgrade • Thermal double-pane glass upgrade • Cab window shades • Remote jump start terminals • Electric horn activated by push button in the cab • Gel-cell maintenance free battery upgrade • Main drill window cage • Lanyard attachment – cable with traveling hook on mast, and personnel harness • Tram remote control (pendant/cable) for operation of tram controls from ground • Winch remote control pendant (control outside cab) • 24V to 110V or 220V AC invertor • Mechanical tool kit (reference TV014590) • Three-point harness kit for operator’s seat • Water injection fl ow meter • Cab manometer • Extreme hot weather lubricant upgrade (compressor oil) • Extreme hot weather lubricant upgrade (hydraulic oil) • Basic engine shut down timer • Murphy EMS panel mounted in cab-dash • EMS lap top harness/terminal mounted inside cab • Mirror kit (includes three bolt-on mirrors) • Slope indicator mounted in cab to indicate forward and lateral angle • Hydraulic oil temperature gauge mounted in dash • Document holder mounted inside the cab 27 For more complete information on Cat products, dealer services, and industry solutions, visit us on the web at www.cat.com © 2013 Caterpillar All rights reserved Materials and specifications are subject to change without notice. Featured machines in photos may include additional equipment. See your Cat dealer for available options. CAT, CATERPILLAR, SAFETY.CAT.COM, their respective logos, “Caterpillar Yellow” and the “Power Edge” trade dress, as well as corporate and product identity used herein, are trademarks of Caterpillar and may not be used without permission. AEHQ6886-03 (12-2013) Replaces AEHQ6886-02 MD6240 Rotary Drill MD6240 Features Contents Solid Structures Power Group Mast System Dust Collection Fully Equipped Cab Serviceability and Customer Support Technology Safety Sustainability MD6240 Rotary Drill Specifications Rated Capacity Operating Temperature Pull-down/Hoisting Capacity Rotary Drive System Cooler Assembly Compressor (Standard) Compressor (Optional) Engine (Standard) – C27 Tier 2 Engine (Optional) – QST-30 Mast Mast-Elevating Cylinders Operator’s Cab Undercarriage Mainframe Mainframe – Leveling Jacks Drill Table and Work Deck Dust Suppression Dust Curtain (Optional Hydraulic Lifters, Front and Rear) Hydraulic System Oil Cooling System (Hydraulic Tank) Lubrication Accessories, Tools and Handling Equipment Pipe Rack (outside the mast) Winch System Dimensions Basic Shipping Weights and Dimensions Standard Equipment Mandatory Options – Installed at Factory Optional Choices – Installed at Factory