ELB MODEL SFR150SP CNC SUPER PRECISION SLOT GRINDER

Grinding area
Outside diameter 20" x 30" length
Inside diameter 59" x 30" length
B-Axis
Rotary table machine base V- and flat guideways
Table bearing axial Plastic-coated
Table bearing radial Precision bearing
Quality of bearings ABEC 9 selected
Flatness +/- 0.00016"
Radial true run 0.0002"
Rotary table 59" diam.
Table rotation 0.02 - 10 RPM
Table load 8.800 lbs
Table drive Electro-mechanical
Table drive system Worm and rack
Table drive motor Perm. DC-motor, 40
NM
Swivel diameter 69"
Measuring system Incremental circular
Manual adjustment Auxiliary manual
generator
Thirst. control For cw and ccw
revolution
X-Axis
Horizontal slide Meehanite-cast iron
Guiding system Prism. flat guideways
Guideways Plastic-coated
Horizontal travel 22"
Table feed rate 0.02-20"
Microfine adjustment 0.00004"
Infeed amount 0.00004" - 0.1"
Measuring system Incremental, linear
Glass scale resolution 0.00004"
Drive system Recircular ball screw
Drive motor Ration 110000
variable
Microfine adjustment Switchable hand wheel
Y-Axis
Vertical slide Meehanite-cast iron
Prepared for 1 grinding spindle Universal grinding
head
Guiding system Plastic-coated
Vertical travel 36"
Vertical feed rate 0.0008-79"
Microfine adjustment 0.00004"
Infeed amount 0.00004 - 0.4"
Measuring system Incremental, linear
Glass scale resolution 0.00004"
Home position In upper position
Drive system Recircular ball screw
Drive motor Ratio 110000 variable
Manual adjustment Auxiliary manual
generator
Z-Axis
Cross slide Meehanite-cast iron
Guiding system Prism. -flat guideways
Guideways Plastic-coated
Autom. cross travel 70"
Cross feed 0.0008-47"/min.
Microfine adjustment 0.00004"
Measuring system Incremental, linear
Glass scale resolution 0.00004"
Infeed amount 0.00004-0.4"
Drive system Recircular ball screw
Drive motor Ratio 110000 variable
Manual adjustment Auxiliary manual
generator
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Grinding spindle station
Grinding spindle drive 18 kw/3000 RPM
Spindle head Extended for I.D.
grinding
Power transmission onto grinding wheel By belt, 12000 RPM
Machine base
Machine bed Meehanite-cast iron
Machine weight 68.300 lbs
Electric cabinet
Control CNC
Control voltage 115 V, 60 Hz/24 V
Operating voltage 460 V, 60 Hz
Protection IP-65
Design acc. to DIN 57100 and 57113
Refrigeration External cooled
Dimensions 118" x 79" x 18"
Total power consumption 60 kw
Approximate floor dimensions 20'W x 24.5' x 17'H

MOTOR SPECIFICATIONS

AC Servo motors
00 - 12,000 RPM Fanuc spindle motor and drive (15 HP)
Power requirements 480 volts, 3 phase, 150 amps for control and coolant
filter, chiller assembly