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Cincinnati-Milacron R-77, 1974, HYD. TABLE, AUTO INFEED, PLUNGE, RAPID UNIVERSAL CYLINDRICAL GRINDERS

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Make:: Cincinnati-Milacron

Model:: R-77, 1974, HYD. TABLE, AUTO INFEED, PLUNGE, RAPID

Year:: 1974

Ref #:: 169233

Or call us for a quote at (973) 497-7500 or send us an email at grinders@machineryvalues.com

  10" X 31" CINCINNATI-MILACRON MODEL #R-77 
    UNIVERSAL CYLINDRICAL GRINDER   
        ** MADE IN GERMANY **
 
     
MODEL: R-77     S/N: 27298      NEW: 1974    
                                                         
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°
                                                         
HEADSTOCK:                                                
NUMBER OF SPEEDS................................ INFINITE 
SPEED RANGE................................... 60-500 RPM 
DIAMETER OF BORE IN SPINDLE..................... 1-1/2" 
HEADSTOCK SPINDLE NOSE-AMERICAN LATHE STD....... 5" 
CENTER TAPER.................................... #6 JARNO 
SWIVEL.......................................... 0-90°
                                                         
FOOTSTOCK:                                                
CENTER TAPER.................................... #6 JARNO 
QUILL RETRACTION................................ 0.8" 
                                                         
WHEELHEAD:  
SWIVEL ......................................... +/- 45°                                              
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 
                                                         
                                                         
MACHINE FEATURES:    
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  
TWO SPEED (COARSE AND FINE) TABLE TRAVERSE HANDWHEEL     
1 H.P. UNIVERSAL MOTORIZED HEADSTOCK WITH COMBINATION    
  LIVE AND DEAD SPINDLE AND CENTER
WORKHEAD HAS A DEAD CENTER PRESENTLY IN IT                        
LEVER-TYPE FOOTSTOCK WITH CENTER    
AUTOMATIC LUBRICATION TO TABLE AND WHEELHEAD WAYS        
1 H.P. HYDRAULIC PUMP MOTOR AND TANK                     
4 H.P. 3/60/230-460 VOLT WHEELHEAD DRIVE MOTOR AND       
  ELECTRICAL CONTROLS  
16" GRINDING WHEEL
WHEELHEAD SWIVELS, SINGLE SWIVEL, (UNIVERSAL GRINDER)
MACHINE IS PRESENTLY WIRED FOR 3/60/230 VOLTS
COOLANT TANK & PUMP
 
LINK TO VIDEO OF MACHINE UNDER POWER: https://youtu.be/1Sfdo8y57Xw?si=X0jcmXnTEMBv58dE
                                                          
** INSPECT UNDER POWER IN OUR HARRISON, N.J. WAREHOUSE ** 
** EXCELLENT CONDITION & APPEARANCE  **  

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