RB220 - Roof Bolter
Roof Bolters
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Specification Summary
- Operating Height813.0 mm
- BoomDual
- FrameArticulated
- TypesTwo parts manuals
- TypesOne LinkOne CD which includes all above manuals in electronic format
Specifications
| Operating Height | 813.0 mm |
| Boom | Dual |
| Frame | Articulated |
Manuals
| Types | Two parts manuals |
| Types | One LinkOne CD which includes all above manuals in electronic format |
| Types | Two operation/maintenance manuals/troubleshooting guides |
Hydraulics
| Boom Feed Cylinder | Two (2) 6.5 in bore, double acting cylinder on each boom with in line check valve, one per drilling assembly. |
| Boom Swing Cylinder | Two (2) 3.5 in bore, double acting cylinders, one per drilling assembly. |
| Hydraulic Hose | All main systems hoses are two wire braid rated at 9,000 psi burst pressure; MSHA 2G flame resistant approved; all fittings JIC |
| Pump | Four stage gear pump rated at 35/35/15/15 gpm at 1,770 rpm with spline fit to pump motor. |
| Reservoir | 150 gal capacity reservoir with 7 micron return filtration, filter by-pass and “in tank” strainer. |
| Stab Foot Cylinder | Two (2) 4 in bore, double acting cylinders, one per drilling assembly. |
| Steering Cylinder | Two (2) 4 in bore, double acting cylinders. |
| Sumping Cylinder | Four (4) 1.5 in bore, double acting cylinders two per drilling assembly. |
| Valve Banks | One (1) ATRS and vertical articulation valve bank |
| Valve Banks | One (1) inch tram valve bank at rear of operator's side drilling assembly |
| Valve Banks | One (1) steering valve bank controlled by means of a joy stick valve |
| Valve Banks | One (1) cable reel and vertical articulation valve bank |
| Valve Banks | All valve banks are spring returned, bi-directional with main relief set at 2,000 psi. |
| Valve Banks | All other pressures are set for each function accordingly. |
| Valve Banks | Two (2) boom function valve banks, one per drilling assembly |
| Valve Banks | One (1) tram valve bank controlled by means of a joystick valve in operator's compartment |
Frame
| Type | Low profile with bends utilized where applicable to reduce the number of indeterminate stresses introduced by welding. |
Dimensions (approximate)
| ATRS reach – with 28x12-15 tires | 2438.0 mm |
| ATRS reach – with 32x12.5-15 tires | 2438.0 mm |
| ATRS reach – with 35x15-15 tires | 2438.0 mm |
| Bolt tightening torque (adjustable) | 258.0 N·m |
| Chassis height – with 28x12-15 tires | 686.0 mm |
| Chassis height – with 32x12.5-15 tires | 737.0 mm |
| Chassis height – with 35x15-15 tires | 775.0 mm |
| Chassis overall width | 2756.0 mm |
| Drill boom feed | 1321.0 mm |
| Drilling feed thrust (maximum) | 4536.0 kg |
| Drilling torque (variable) | 420.0 N·m |
| Ground clearance – with 28x12-15 tires | 152.0 mm |
| Ground clearance – with 32x12.5-15 tires | 203.0 mm |
| Ground clearance – with 35x15-15 tires | 241.0 mm |
| Inside turn radius | 2896.0 mm |
| Maximum boom separation | 4928.0 mm |
| Minimum boom separation | 1067.0 mm |
| Minimum tramming height – with 28x12-15 tires | 813.0 mm |
| Minimum tramming height – with 32x12.5-15 tires | 965.0 mm |
| Minimum tramming height – with 35x15-15 tires | 1003.0 mm |
| Outside turn radius | 6553.0 mm |
| Overall length with ATRS | 7671.0 mm |
| Steering articulation | 80° total |
| Tram speed – fast | 0-40 m/min (0-130 ft/min) |
| Tram speed – slow | 0-20 m/min (0-65 ft/min) |
| Wheelbase | 2007.0 mm |
Drive Train
| Type | Four wheel planetary drive; each drive consists of a Fairfield W3B torque hub along with a Char-Lynn series 2000 hydraulic motor |
Miscellaneous
| Kits | Seven (7) oil sampling kits |
Automatic Parking Brake
| Type | Two spring applied, hydraulic released, fail safe brakes at front of machine. |
Operator’s Drill Station Area
| Components | Hydraulically operated drill boom and stab foot functions |
| Components | ATRS function control and all other positioning function control |
| Components | Vertical articulation function control |
| Components | Storage tool tray on each boom for drill steel, starter steel, drill bits and etc. |
| Components | Inch tram function control (left hand drilling assembly only) |
| Components | 1 in thick, hydraulically adjustable drill station canopy on each drilling assembly |
Tram Station Area
| Components | 1 in thick manually adjustable canopy |
| Components | Heavy duty seat |
| Components | Full tram function control |
| Components | Power fill function control |
| Components | Vertical articulation function control |
| Components | Cable reel function control |
| Components | Four pressure gauges |
| Components | Steering function control |
Reservoir Fill System
| Type | Power hydraulic fill, allows hydraulic oil to be added to reservoir without hand pumping. |
Electrical
| Start | Push buttons at tram and drill stations. |
| Stop | Tape switch (panic strip) at tram and drill stations that de-energize electrical system and applies automatic brake. |
Controller
| Type | Size 4 vacuum contactors, 1.5 KVA transformer and 150 amp circuit breaker. |
Voltage/Blower Option
440 Volt AC, Roots Whispair Blower - electrical system with pump motor rated at 80 hp; blowers rated at flows to 81 CFM at 20" Hg. Each vacuum blower is directly belt driven from the electric motor by means of sheaves and “v” belts.
Lighting Option
MCI Fluorescent Lighting, High - area lighting with one headlight on front and rear for high seam applications up to 10 ft.
Cable Reel Option
19 in diameter for #2/3C Round Cable - 210 ft capacity horizontal type reel for recommended #2/3C, GGC round trailing cable. Unit is supplied with 20 ft of recommended cable.
Tram Canopy Option
Tram Canopy, 2 ft 8 in minimum height - manually adjustable tram canopy with a minimum height of 2 ft 10 in and a maximum height of 3 ft 10 in at 8.5 in ground clearance.
Tram Canopy, 2 ft 8 in minimum height - manually adjustable tram canopy with a minimum height of 2 ft 10 in and a maximum height of 3 ft 10 in at 8.5 in ground clearance.
Drill Chuck Option
Dry/Deep Splined Chuck - chuck protrudes above drill head by 1/8 in with no need for drill chuck retention.
ATRS Option
10 ft Reach, 10 Wide Crossbeam - T-Bar with 10 ft wide crossbeam including rockers arms one primary ATRS cylinder; one secondary cylinder.
Tire/Wheel Option
Four 32x12.5-15, 32 in Foam Filled Tires - 20 ply, 32 in maximum form diameter foam filled tires mounted on rim assemblies.
Four 32x12.5-15, 32 in Foam Filled Tires - 20 ply, 32 in maximum form diameter foam filled tires mounted on rim assemblies.
Drill Speed Option
650 RPM Maximum Drill Speed - generated by means of a 1.25" gear width hydraulic motor.
Controller Cover/Oil Level Switch Option
Oil Level Switch, Light & Low Oil Shutdown - above cover assembly with the addition of a low oil level switch that will electrically shut machine down before oil is dangerously low.
Oil Filter Brand Option
Schroeder “Spin-On” Oil Filter - 7 micron return side filter. The filter is equipped with by-pass and external dirty filter indication.
Schroeder dquo;Spin-On” Oil Filter - 7 micron return side filter. The filter is equipped with by-pass and external dirty filter indication.
Blower Exhaust Location Option
Left Side, Operator’s Side - at rear of machine.
Roof Bolter Accessories
Pre-Duster Installation - remote tank with a 0.4 cu. ft. capacity that removes larger dust particles automatically, when stab cylinder is activated.
Grease Zone Lubrication Installation
Torque Gauge Installation - monitor the amount of torque being applied to the roof bolts during installation (one gauge for each drilling assembly).