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BORING MILLS, HORIZONTAL, Floor Type, CNC

6" G & L #MC60F, 80 ATC, 288" X, 103" Y, 2500RPM, rotary tbl, 75hp, G&L 8000B, 1997, #20393

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6" G & L #MC60F, 80 ATC, 288" X, 103" Y, 2500RPM, rotary tbl, 75hp, G&L 8000B, 1997, #20393   Click for video
Reference #20393


6" GIDDINGS & LEWIS CNC Floor Type Horizontal Boring Mill
Model: MC 60-F
Age: 1997

SPECIFICATIONS AS BUILT NEW:
Spindle Diameter ...................... 6"
Spindle Taper ......................... No.50 ANSI
Vetical Headstock Travel, Y-Axis ...... 103"
Column Travel, X-Axis ................. 288"
Spindle Travel, Z-Axis ................ 48"
Spindle Drive Motor ................... 75 HP
Spindle Speed Range, Inf.Variable ..... 12-2500 RPM
Constant Torque, 1st Range Only ....... .75 HP/Rev.
Traverse Rate, X-Axis ................. 400 IPM
Traverse Rate, Y-Axis ................. 450 IPM
Feed Rates, X, Y & Z Axes ............. 150 IPM
Axis Thrust, Z-Axis ................... 15,000 Lbs
Axis Thrust, X, Y & W Axes ............ 10,000 Lbs
Axis Feedback, X & Y Axes ............. Inductosyn Scales
Axis Feedback, Z-Axis ................. Resolver

ACCURACY & REPEATABILITY X,Y & W AXES (UNIDIRECTIONAL)
Accuracy in 60" of Travel ................ /- 0.000295"
Absolute Repeatability in 60" of Travel .. /- 0.00098"

ACCURACY & REPEATABILIY Z-AXIS (UNIDIRECTIONAL)
Accuracy in 36" of Travel ................ /- 0.0015"
Repeatability in 36" of Travel ........... /- 0.0005"

EQUIPPED WITH:
Giddings & Lewis 8000B CNC Control
80 Tool Automatic Tool Changer
Independent AC Electric Servo Feed Drives
Infinitly Variable Spindle Speeds
Hydraulic Counterbalance of Headstock for High Accuracy
Chiller Unit for Control of Headstock Lube Oil Temp.
Adjustable Pendant Mounted CRT
Power Draw Bar, Collet Type
Chip Conveyor and Elevator
Telescopic Steel Runway Guards
Operators Platform
High Pressure Flood Coolant Through Spindle, 15 Bar
Paper Band Type Coolant Filtration Unit
Manual Latch Plate for Headstock Attachments
Heavy Duty Meehanite Casting Construction
Replaceable Hardened Ways on Runway, X-Axis
Non-Metalic Way Liners
Zero Backlash Ball Screw & Nut on X & Z Axes
Double Motor Pinion Drive on X-Axis Rack
Automatic Lubrication of All Machine Ways

WORK STATION #1:
CNC INFEEDING ROTARY TABLE
Table Size ............................ 60" x 137.79"
W-Axis Table Travel ................... 168"
W-Axis Rapid Traverse ................. 300 IPM
B-Axis Rapid Traverse ................. 1 RPM
B-Axis Positioning .................... 360,000
W-Axis Feed Rates ..................... 0.004-150 IPM
Table Load Capacity ................... 44,000 Lbs
Weight ................................ 44,000 Lbs
Electric Servo Variable Feed Drive
Inductosyn Feedback on W & B Axes
Ball Screw Drive, 3" Diameter
Fixture Locating Keyway and Center Bore
Telescopic Steel Way Covers on W-Axis Bedways

WORK STATION #2:
CNC INFEEDING ROTARY TABLE and PALLET SYSTEM
Pallet Size ........................... 60" x 60"
Number of Pallets ..................... 2
W-Axis Table Travel ................... 168"
W-Axis Rapid Traverse ................. 300 IPM
B-Axis Rapid Traverse ................. 1 RPM
B-Axis Positioning .................... 360,000
W-Axis Feed Rates ..................... 0.004-150 IPM
Table Load Capacity ................... 30,000 Lbs
Pallet Load Capacity .................. 20,000 Lbs
Weight ................................ 63.800 Lbs
Electric Servo Variable Feed Drive
Inductosyn Feedback on W & B Axes
Ball Screw Drive, 3" Diameter
Fixture Locating Keyway and Center Bore


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