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BUDERUS MODEL 352-U-R2 CNC 4-AXIS SUPER PRECISION

GRINDER INTERNAL
Model:
352-U-R2
Year:
1987
Stock #:
5461
BUDERUS MODEL 352-U-R2 CNC 4-AXIS SUPER PRECISION

Range of bore diameter 10 to 200 mm
Maximum grinding depth 200 mm
Swing over table 600 mm
Table strokes
I.D. grinding unit Z 500 mm
X 140 mm
O.D. grinding unit Z 380 mm
X 210 mm
Table speed 0-15 m/min.
Infeed0,01-10 mm/min.
Infeed stroke0,0005-0,1 mm
Workhead spindle speeds 0-710 U/min.
External grinding wheel maximum diameter 550 mm
Face grinding wheel maximum diameter 450 mm

MOTOR SPECIFICATIONS

Siemens AC servo drive motors
Wired 3/60/460 volt switchable to 3/50/380 volt

General Numeric/Siemens 3GB CNC control
Automatic cycles for plunge, traverse, and face grinding
4 axis (3 axis simultaneously)
Inch/metric programming
Automatic lubrication system
Coolant & filtration system
2 position Rotary table with (2) 180 deg. opposed grinding spindles
Two (2) internal grinding spindles; (1) 4500-9000 RPM, (1) 9000-18000
RPM
Additional wheel slide for O.D. face grinding spindle (2 axis)
Dressing unit for I.D. grinding wheels
Dresser for O.D. grinding wheel
Hoffman fully automatic balancing device for O.D. face grinding wheel
NOTE Original cost of machine exceeded $500,000.00. Machine has 6700 tota
l hours usage
and is in like new condition. Just released from major U.S. Defense contrac
tor. Used to grind
missile guidance components. The machine is designed to grind both the O.D.
and I.D. of parts
simultaneously.

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