Top Seller
1975 10" Swing 31" Centers
Location:
Harrison, NJ
Model:
R-78
Weight:
5,100 LBS

Specifications

Condition:
used
Year:
1975
Serial number:
27646
Stock number:
153128
Swivel:
0-90 DEGREE
Speed range:
60-470 RPM
Center taper:
#6 JARNO
Number of speeds:
INFINITE
Quill retraction:
8"
Approximate weight:
5,100 LBS
Standard wheel size:
16" O.D. X 2" WIDE X 5" HOLE
Rapid advance stroke:
2"
Maximum swivel of table:
+/-14 DEGREE
Maximum swing over table:
10"
Auto pickfeed on diameter:
0.0002"-.0016"
Diameter of bore in spindle:
1-1/2"
Maximum distance between centers:
31"
Maximum weight of chuck held work:
44 LBS
Hand lever compensation on diameter:
0.0001"

Description

10" X 31" CINCINNATI MILACRON "PRECISION"
(MADE IN GERMANY) PLAIN CYLINDRICAL GRINDER
MODEL: R-78 S/N: M-27646 NEW: 1975
SPECIFICATIONS:
MAXIMUM DISTANCE BETWEEN CENTERS..................... 31"
MAXIMUM SWING OVER TABLE............................. 10"
MAXIMUM WEIGHT OF WORKPIECE BETWEEN CENTERS...... 165 LBS
MAXIMUM WEIGHT OF CHUCK HELD WORK................. 44 LBS
TABLE:
TABLE TRAVERSE SPEEDS, INFINITELY VARIABLE..... 2-240 IPM
TABLE TRAVERSE PER REVOLUTION OF HANDWHEEL...... 0.1"-.5"
MINIMUM MOVEMENT NECESSARY TO REVERSE TABLE........ 5/32"
MAXIMUM SWIVEL OF TABLE..................... +/-14 DEGREE
HEADSTOCK:
NUMBER OF SPEEDS................................ INFINITE
SPEED RANGE................................... 60-470 RPM
DIAMETER OF BORE IN SPINDLE....................... 1-1/2"
HEADSTOCK SPINDLE NOSE-AMERICAN LATHE STANDARD........ 5"
CENTER TAPER.................................... #6 JARNO
SWIVEL....................................... 0-90 DEGREE
FOOTSTOCK:
CENTER TAPER.................................... #6 JARNO
QUILL RETRACTION..................................... .8"
WHEELHEAD:
RAPID ADVANCE STROKE.................................. 2"
MANUAL INFEED PER HANDWHEEL REVOLUTION (DIA.)..... 0.050"
AUTO PICKFEED ON DIAMETER................. 0.0002"-.0016"
HAND LEVER COMPENSATION ON DIAMETER.............. 0.0001"
GRINDING WHEEL:
STANDARD WHEEL SIZE......... 16" O.D. X 2" WIDE X 5" HOLE
APPROXIMATE WEIGHT............................. 5,100 LBS
EQUIPPED WITH:
HYDRAULIC OPERATION FEATURING:
-HYDRAULIC TABLE TRAVERSE
-INFINITELY VARIABLE HYDRAULIC TRAVERSE WITH PICKFEED
AMOUNTS FROM .0002" TO .0016" (DIAMETER REDUCTION) IN
EIGHT STEPS WHICH CAN BE SET AT "LEFT END ONLY," RIGHT
END ONLY," LEFT AND RIGHT END" OF TABLE REVERSAL, OR
"OFF"
- AUTOMATIC DUAL RATE PLUNGE INFEED (COARSE & FINE FEED
SELECTIONS)
-POWER RAPID WHEELHEAD ADVANCE & RETRACTION
SPARKOUT TIMER
SWIVEL TABLE ALLOWING FOR GRINDING OF PARTS WITH TAPERS
UP TO 28 DEGREES INCLUDED ANGLE
TWO SPEED (COARSE AND FINE) TABLE TRAVERSE HANDWHEEL
1 H.P. UNIVERSAL MOTORIZED HEADSTOCK WITH COMBINATION
LIVE AND DEAD SPINDLE AND CENTER
LEVER-TYPE FOOTSTOCK WITH CENTER
AUTOMATIC LUBRICATION TO TABLE AND WHEELHEAD WAYS
1 H.P. HYDRAULIC PUMP MOTOR AND TANK
5.5 H.P. 3/60/230-460 VOLT WHEELHEAD DRIVE MOTOR AND
ELECTRICAL CONTROLS
** INSPECT UNDER POWER IN OUR HARRISON, N.J. WAREHOUSE **
** EXCELLENT CONDITION & APPEARANCE **