GIDDINGS & LEWIS MODEL PC-50 CNC HORIZONTAL BORING MILL

Capacities
Spindle diameter 5.2"
Spindle taper #50 ANSI B5.50
Spindle speeds (infinitely variable) 10 - 4000 RPM
Spindle travel w axis 31.5"
Table cross travel x axis 98.4"
Headstock travel above table y axis 82.7"
Saddle travel z axis 62.0"
Built-In contouring rotary table 49.2" x 63.0"
Table load capacity 25,000 LBS
Features
Boom mounted operator station
Operator's worklight
Independant electric servo drives; all axes
Pre-loaded anti-friction ball screws; all linear axes
Infinitely variable spindle speeds; 2 ranges
Power drawbar; collet-type
Keyway on center of rotary table
Way convers X, Y & Z axis
Thermal compensation of w axis
Coolant thru spindle (250 PSI (17.1 bar) and 8 GPM (30 LGM) at the pump
Axis Feedback
Heidenhain linear scale feedback; X, Y & Z axes encoder feedback; b & w ax
es
Options Inluded
Part probe in-process gauging
Foundation hardware kit
Tool Changer
Tool type 50 Taper per ANSI B5.50
Type of retention knob ANSI B5.50
Quantity of tools (standard) 60
Maximum tool weight 77 LBS
Maximum tool diameter (all pockets full) 5.1"
Maximum tool diameter (adjacent pockets empty) 9.8"
Maximum tool length 23.6"
Maximum moment 520". LBS
Electrical Equipment
Power 460 Volts, +/- 10%, 60 Hz
Control System
GE Fanuc series 16i MA, Including remote hand held pendant with MPG
Cont. on

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Control options included
Vertically adjustable boom mounted operator station
Part program storage 5120 meters
1000 Registered part programs
Eight digit part program
Series 15 tape format
Expanded part program editing
Tool offset geometry and wear
Tool offset geometry and wear with separate D and H codes
Tool offsets - 999
Tool length measurement
Additional Custom Macro common variable
Helical Interpolation
Cylindrical Interpolation
Tool retract and recover
Programmable inch/metric conversion
Third & firth reference point returns
Floating reference point return
Equal lead thread cutting
48 Additional workpiece coordinate sustems
Rotary table fixture compensation
Uni-directional positioning
Automatic corner override
Automatic corner deceleration
Feedrate clamp by circular radius
Figure copying
Inverse time feed
Optional angle chamfering/corner rounding
Retrace function
Sequence number comparison and stop
Program restart
Optional 9 block
Run time & parts number display
Reader/punch interface RS232
Additional reader/punch interface
Spindle drive 45 kW (60 HP) S6-40 rating; 37 kW (49.6 HP) continuous
Air conditioner for drive panel enclosure
Headstock
Spindle speeds (infinitely variable) 10 - 4000 RPM
1st Range 10 - 850 RPM, 2nd Range 850 - 4000 RPM
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HP/RPM to Maximum input HP (S6-40) rating .23
HP/RPM to Maximum input HP (Continuous rating) .19
Index Positions 360,000 in. .001 deg. increments
Rotary B-axis feed / min. / rev. or inverse time
Feed Drives
Type - all axes Electric servo
Ball screws on X, Y & Z linear axis 76.2mm (3.0)Dia.
Ball screws on W axis 63.0mm (2.5)Dia.
Feed thrust; X,Y,Z,W axis 26,660 N (5,993 l
bs)
Feed Range, Linear Axes-CNC Control
Feed per minute 1,,(.039) to Trav
erse
Feed per revolution .01mm(.0004)/Rev.
to
Traverse
Traverse Rate
X,Y,Z,W Axis15,000 MMPM (590 IPM)

MOTOR SPECIFICATIONS

60 HP Main spindle drive 460 volts