LANDIS 3RH Auto Infeed Universal Cylindrical Grinder – Year 1981
18″ x 96″ LANDIS (MADE IN THE USA) PRECISION
UNIVERSAL CYLINDRICAL GRINDER
BRAND LANDIS
MODEL: 3RH
S/N: 867-5
NEW: 1981
SPECIFICATIONS:
NOMINAL SWING ……………………….. 19- 1/4″
DISTANCE BETWEEN CENTERS ……………… 96″
MINIMUM DIAMETER WHEEL TO GRIND ZERO
DIAMETER WORK ON CENTERS ……………. 9- 1/4″
HYDRAULICALLY POWERED TABLE TRAVERSE …… 2″ TO 240″ IPM
TRAVERSE PER TURN OF HANDWHEEL, SLOW …… 0.100″
FAST ……. 0.750″
SWIVEL TABLE GRADUATED, IN. PER FT. ……. 3″
DEGREES INCLUDED ANGLE ……… 14 DEG.
AUTO PLUNGE INFEED, ON DIA. …………… 0.001″ TO 0.090″
AUTOMATIC INFEED @ TABLE REVERSAL
(ON DIAMETER) (HYD. INFEED) …………. 0.0002″ TO .004″
FINE FEED ADJUSTMENT IN INCREMENTS OF ….. 0.000025″
WORK DIA. REDUCTION PER REV. OF
HANDWHEEL …………………………. 0.100″
WORK DIA. REDUCTION PER REV. OF FINE
FEED KNOB …………………………. 0.005″
GRINDING WHEEL, STANDARD ……………… 14″ X 1-1/2″W X 5″B
GRINDING WHEEL SPINDLE SPEEDS (2)………. 1720 & 2185 RPM
SWIVEL RANGE-UPPER……………………. 180 DEGREES
SWIVEL RANGE-LOWER……………………. 60 DEGREES CW
30 DEGREES CCW
INFINITELY VARIABLE WORKHEAD SPINDLE
SPEEDS, LOW RANGE ………………….. 12 TO 72 RPM
HIGH RANGE ………………….. 60 TO 360 RPM
HEADSTOCK SPINDLE HOLE (DIAMETER)………. 1-7/16″
HEADSTOCK SWIVEL RANGE………………… 120 DEGREES
HEADSTOCK SPINDLE NOSE………………… 6A-2
HEADSTOCK WORK CENTER ………………… #14 JARNO
TAILSTOCK WORK CENTER ………………… #10 JARNO
APPROX. WEIGHT ………………………. 14,000 LBS
MACHINE FEATURES:
HEAVY DUTY “UNIVERSAL” MODEL 3RH
HYDRAULIC TABLE TRAVERSE
AUTOMATIC PLUNGE INFEED
POWER RAPID MOVEMENT OF THE WHEELHEAD
AUTOMATIC INFEED OF WHEELHEAD @ TABLE REVERSAL
ADJUSTABLE TABLE TARRY (L.H. & R.H.)
INFINITELY VARIABLE WORKHEAD SPINDLE SPEEDS
DUAL LIVE/DEAD WORKHEAD SPINDLE
TAILSTOCK SPINDLE MOVEMENT BY LEVER & HANDWHEEL
LANDIS “MICROSPHERE” WHEEL SPINDLE BEARINGS
AUTOMATIC LUBRICATION TO WAYS
SELF-CONTAINED COOLANT SYSTEM
SELF-CONTAINED HYDRAULIC SYSTEM
ELECTRICAL CABINET MOUNTED ON MACHINE, NOT SEPARATE
5 H.P./3/60/230-460 VOLT WHEELHEAD MOTOR
WIRED PRESENTLY FOR 3/60/460 VOLTS/20.3 FULL LOAD AMPS
EQUIPPED WITH:
EXTRA GRINDING WHEELS
EXTRA CENTERS
2-POINT REST SUPPORT (ORANGE COLOR)