Description
Studer S20-2 – Year 1989
I.D. SPINDLE & O.D. SPINDLE, OD GRINDER, FULL AUTO CYCL
STUDER (MADE IN SWITZERLAND) 7.9″ x 15.7″
UNIVERSAL I.D./O.D.CYLINDRICAL GRINDER
MODEL: S-20-12
Y.O.M.: 1989
CENTER HEIGHT ………………………. 3.94″
SWING ……………………………… 7.88″
DISTANCE BETWEEN CENTERS …………….. 15.7″
MAX. WORKPIECE WEIGHT BETWEEN CENTERS …. 44 LBS.
CROSS SLIDE: X AXIS
RAPID APPROACH ……………………… 1.18″
MAX. TRAVEL ………………………… 0.98″
SPEED ……………………………… 0.0012″ – 0.06″ IPM
DIAMETER PLUNGE FEED INCREMENTAL ……… 0 – 0.006″
SPARKOUT TIME ………………………. 0 TO 5 SECONDS
LONGITUDINAL SLIDE: Z AXIS
MAX. TRAVEL ………………………… 16.5″
SPEED ……………………………… 3.94″ – 138″ IPM
SMALLEST AUTOMATIC TRAVEL ……………. 0.04″
REVERSE DELAY ………………………. 0 – 5 SECS
MACHINE TABLE SWIVELLING RANGE ……….. 30° CCW/15°CW
WHEELHEAD
SWIVEL RANGE ……………………….. 0/15°/30°
GRINDING WHEEL SIZE …………………. 14″ DIAMETER
1- 1/4″ WIDE
5″ BORE
OTHER DIAMETER GRINDING WHEELS ……….. 10″ & 12″
MOTOR ……………………………… 4 H.P.
SPEEDS …………………………….. 1600/1975/2200 RPM
WHEELHEAD SWIVELING ………………… YES
UNIVERSAL WORKHEAD
INFINITELY VARIABLE SPINDLE SPEEDS ……. 30 – 1200 RPM
SPINDLE TAPER ………………………. MT 4
SPINDLE HOLE ……………………….. 0.95″
SWIVELLING RANGE ……………………. 0 – 90°
MOTOR ……………………………… 0.66 H.P.
TAISTOCK
SPINDLE TAPER ………………………. MT 2
SPINDLE TRAVEL ……………………… 0.79″
FINE ADJ. FOR CYLINDRICAL CORRECTIONS …. 0.0016″
APPROX. MACHINE DIMENSIONS …………… 92″W x 59″W
APPROX. MACHINE WEIGHT ………………. 4,180 LBS.
MACHINE FEATURES:
STUDER CASTING WITH CONCRETE, OPTIMAL ABSORPTION OF EXTERNAL
VIBRATIONS
ERGONIMIC MACHINE CONTROL AND OPERATION
AXES MOVEMENTS ARE ACCOMPLISHED ELECTRO-MECHANICALLY
AUTOMATIC GRINDING CYCLES
AUTOMATIC GRINDING CYCLE WITH AUTOMATIC CUT-OUT:
– RAPID INFEED
-GRINDING FEED
-SPARKOUT
RAPID RETRACTION OF FEED HANDWHEEL TO THE PRESET
GRINDING ALLOWANCE
PLUNGE GRINDING AND TRAVEL GRINDING WITH OR WITHOUT
RAPID INFEED
WHEELHEAD CAN BE ADJUSTED TO FIXED SETTINGS, WITH SWIVEL
ANGLES OF 0, 15° AND 30°
WORKHEAD SPINDLE IS BOTH “LIVE” AND “DEAD”
TAILSTOCK WITH FINE ADJUSTMENT FEATURE
SLIDES REST COMPLETELY ON THE MACHINE BASE OVER THE
ENTIRE TRAVLE RANGE
WIDE SWIVELLING RANGE OF THE TABLE
WHEELHEAD – CROSS SLIDE WITH PRETENSIONED NEEDLE GUIDES
LONGITUDINAL SLIDES MOVES ON GROUND V AND FLAT GUIDEWAYS
AUTOMATIC LUBRICATION SYSTEM
EQUIPPED WITH:
INFINITELY VARIABLE WORKHEAD SPEEDS
FINE ADJUSTMENT AND ANGLE STOP ON THE LONGITUDINAL
SLIDE FOR PRECISE SETTING OF TAPERS
CENTER IN THE WORKHEAD
COOLANT SYSTEM
MACHINE IS PRESENTLY WIRED FOR 3/60/230 VOLTS
ORIGINAL PAINT – BEAUTIFUL CONDITION & APPEARANCE
INSPECT UNDER POWER
