#273A CINCINNATI MILACRON - HEALD
"HIGH-PRECISION"
UNIVERSAL INTERNAL GRINDING MACHINE
MODEL: 273A S/N: 47101 NEW: 1974
MAXIMUM SWING OVER TABLE EXTENSION, WORKHEAD
PARALLEL TO TABLE WITHOUT CHUCK GUARD,
PERMITS NO WORKSLIDE TRAVEL,
LIMITED TABLE TRAVEL ........................ 24-1/2"
SWING WORKHEAD SWIVELED +/- 90 DEGREES ....... 16"
SWING INSIDE STANDARD CHUCK GUARD ............ 20"
ANGULAR ADJUSTMENT OF WORKHEAD ............... 90°
WORKHEAD POSITIONING SLIDE TRAVEL ............ 17-1/2"
MAXIMUM TABLE TRAVEL ......................... 20"
MAXIMUM GRINDING STROKE ...................... 16"
WHEELHEAD CROSS SLIDE TRAVEL ................. 1-1/2"
CENTER OF WORKHEAD SPINDLE TO FLOOR .......... 43-1/2"
DISTANCE WORKHEAD FLANGE TO EDGE
WHEELSLIDE ................................... 0 TO 29-1/16"
TABLE SPEEDS FOR GRINDING .................... 0 TO 18' FPM
WOKRHEAD SPEEDS - REVERSIBLE & VARIABLE
BETWEEN ...................................... 0 TO 500 RPM
RAPID TRAVERSE OF TABLE ...................... 18' FPM
ONE TURN OF CROSS FEED HANDWHEEL ............. 0.050" ON DIA.
CROSS FEED IN INCREMENTS, AT ONE OR
BOTH ENDS OF TABLE STROKE ........... 0.0001" TO .0005" ON DIA.
MINIMUM STROKE ............................... 0.125"
ONE TURN OF WORKSLIDE HANDWHEEL .............. 0.100"
ONE TURN OF TABLE HANDWHEEL .................. 3-3/4"
APPROXIMATE MACHINE WEIGHT ................... 7,500 LBS
APPROXIMATE FLOOR SPACE (MACHINE ONLY) ....... 84" X 38"
EQUIPPED WITH:
EXTENDED BASE VERSION - 12" EXTENSION WHICH PERMITS
LARGER PARTS TO BE HELD
HYDROSTATIC TABLE WAYS, A UNIQUE FEATURE TO 273A GRINDERS
FEED BOX COMBINES AUTOMATIC AND MANUAL CONTROL FOR BOTH
COARSE AND FINE FEED SELECTIONS.
5 H.P. WHEELHEAD MOTOR, 3/60/230-460 VOLTS
1.5 H.P. "VEE-ARC CORP." MOTOR, FOR THE WORKHEAD
"REACTRON" VARIABLE SPEED DRIVE FOR THE WORKHEAD
FACING ATTACHMENT
SINE BAR, FOR WORKHEAD SWIVEL
MULTI-POSITION STOP, FOR CROSS MOVEMENT OF WORKHEAD
DROP DOWN WHEEL DRESSER
ORIGINAL "HEALD' COOLANT TANK WITH "GUSHER" PUMP,
65" x 16" X 15"H TANK
12" DIAMETER O.S. WALKER "ALNICO" PERMANENT MAGNETIC CHUCK,
S/N: BXM-1838-79, WITH "PITCH FORK" PATTERN
HEALD "RED HEAD" I.D. SPINDLE, 14,000 RPM, S/N: 114109
3/60/230-460 VOLT MOTORS
MACHINE IS PRESENTLY WIRED FOR 208 VOLTS
* HIGH PRECISION VERSATILE MACHINE FOR GRINDING STRAIGHT
OR TAPER BORES, STRAIGHT OR TAPER O.D.'S AND FLAT,
CONVEX OR CONCAVE SURFACES. *
LINK TO VIDEO: href="https://youtu.be/McfbWcwwQd8?si=wZlnLBzN1IPgRxI7">https://youtu.be/McfbWcwwQd8?si=wZlnLBzN1IPgRxI7
** INSPECT UNDER POWER IN OUR HARRISON, NJ WAREHOUSE **
** - EXCELLENT CONDITION & APPEARANCE **
FOR MORE INFORMATION: Call Andy at 973-497-7600