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SPECIFICATIONS:

1-OKUMA LFS15-2SP ROBUSTURN TWIN SPINDLE CNC
  4 AXIS DUAL TURRET TURNING CENTER WITH GANTRY LOADER.
  MACHINE SERIAL NUMBER 11010095
  DATE OF MFG. 1999
  STK# 101837
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SPECIFICATIONS SUBJECT TO VERIFICATION:
As taken from okuma brochure.

MACHINE SPECIFICATIONS
ROBUSTURN LFS15-2SP

Capacity										Inch (metric)
										
Number of controlled axes					2 x 2
Swing around spindle 						13.78"  (350 mm)
Maximumdiameter (standalone*)				13.78"  (350 mm)
Max. turning diameter with loader				5.91"      (150mm)
Maximum recommended turn diameter:			5.91"      (150mm)
* Turning torque should not exceed either the available work holding 
grip force nor the available turning torque required. .
		
Max. recommended work length w/loader		3.94"     (100mm)
Max. recommended work length**				4.50"     (100mm)
** may vary based on workholding selected
		
Max. effective Z axis stroke 					6.30"     (160mm)

Max. recommended allowable weight
					on spindle						250 lbs
	
Headstock & Main Spindle

Spindle nose		ASA A2-6
Spindle diameter at front bearing	3.92"  (100mm)
Bore diameter  	2.44"  (62mm)
Internal taper		1/10
Range of spindle speed	35 - 4500 rpm
Number of spindle speeds	Auto 2 ranges

Cross-Slide (X-axis) & Carriage (Z-axis)

Cross-slides travel	X-axis	9.84" (250mm)
Longitudinal travel	Z-axis	16.93" (430mm)

Servomotor		      X-axis	2.7 hp, brushless
				      Z-axis	4 hp, brushless
	              			
Rapid-traverse speed	X-axis	787 ipm
     			      	Z-axis	787 ipm

Cutting feedrate, X and Z	0.0001 thru 39.37" in/rev
										
MACHINE SPECIFICATIONS
ROBUSTURN LFS15-2SP

Turrets			Inch (metric)

Type and No. of tool stations
N.C. non lift / Unslotted /V12 	
Tool size:  	O.D. Type	1" x 1" (25mm  x 25mm)
                Max. I.D. Bar	1.5" (40mm)
Turret size (across flats)	
Size of index coupling	
Turret clamping force	7,800 lbs
Turret index time	0.3 seconds
Tool Clamp Type	Wedge Clamp

Electric Motor

Main spindle drive motors,VAC 15 hp 30 min.,(Variable speed AC 
drive)	VAC 10 hp cont. duty
Hydraulic oil pump motor	 2 hp
Coolant pump motor	.333 hp
Tank Capacity			

Hydraulic power unit			14 gal.
Coolant reservoir			26 gal		
Lubrication tank		0.79 gal ( 3 lit)
				 	
Total Height				70.43" (1790mm)		
Approx. Weight of Machine		16,000 lbs
Equipped with:
2-8" 3 jaw chucks
chip conveyor
U100L CNC Controls

Okuma has built the ROBUSTURN Lathe from proven design criteria.  This
 makes the ROBUSTURN a powerful and accurate tool for machining chuck 
work in a variety of lot sizes.

The ROBUSTURN Lathe, servo drive units, spindle motor and patented 
encoder positioning device are all designed and built by Okuma.  This 
total engineered system assures consistently high performance over an 
extended work life.