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Brown & Sharpe 1020U, SWING DOWN I.D., HYD. TABLE, AUTO INFEED UNIVERSAL CYLINDRICAL GRINDERS

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Make:: Brown & Sharpe

Model:: 1020U, SWING DOWN I.D., HYD. TABLE, AUTO INFEED

Year:: 1976

Ref #:: 169102

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

   10" X 20" BROWN & SHARPE "MADE IN USA" 
 UNIVERSAL I.D./O.D. CYLINDRICAL GRINDER
 
** SUPER-PRECISION MACHINE, WITH INFEED HANDWHEEL
   GRADUATED TO READ TO 20 MILLIONTHS OF AN INCH **
 
MODEL: 1020U       S/N: 521-1020-231      NEW: 1976
 
SWING OVER TABLE ........................ 10" 
DISTANCE BETWEEN CENTERS, NOMINAL ....... 20"
DISTANCE BETWEEN CENTERS, MAXIMUM ....... 22-3/4"
 
WHEELHEAD SPINDLE SPEEDS (3) ....... 2100, 2400 & 2800 RPM 
GRINDING WHEEL SIZE ..................... 12" x 1" x 5"
SWIVEL AT THE WHEELSLIDE ................ 90° EITHER WAY
WHEEL SPINDLE SWIVELS ................... 90° EITHER WAY
 
TABLE:
INFINITELY VARIABLE TABLE SPEED ......... 3" TO 150" IPM 
TABLE PER REV. OF HANDWHEEL:
SLOW .................................... 0.1"
FAST .................................... 1.5"
DWELL AT EACH OR ALTERNATE TABLE REV. ... 0 - 2-1/2 SEC.
TABLE SWIVEL, SCALES FOR ANGULAR 
 SETTING ................................ 8-1/4°
SCALES-TAPER PER FT. .................... 3-1/2" 
 
WHEELHEAD INFEED:
MAX. TRAVEL OF WHEELSLIDE ............... 5" 
CROSSFEED HANDWHEEL GRAD. ............... 0.000020"
AUTOMATIC CROSS FEED, REDUCTION IN
 DIAMETER OR WORK @ EACH OR 
 ALTERNATE REVERSALS .................... 0.0001" - 0.003"
HAND FEED PER REV. OF HANDWHEEL:
SLOW .................................... 0.1"
FAST .................................... 0.3"
 
WORKHEAD & TAILSTOCK:
INFINITELY VARIABLE SPINDLE SPEEDS ...... 60 TO 600 RPM 
HEADSTOCK SPINDLE NOSE TAPER ............ A2-5"
HEADSTOCK SWIVELS EITHER SIDE OF ZERO ... 90°
 
TAILSTOCK SPINDLE TAPER ................. #7 JARNO 
TAILSTOCK SPINDLE TRAVEL ................ 5/8"
 
APPROXIMATE WEIGHT ...................... 5,100 LBS
APPROX. DIMS ....................... 94"L-R x 66"D x 62.5"H 
 
STANDARD FEATURES:
INFEED HANDWHEEL GRADUATED TO READ TO 0.000020"
HYDRAULIC TABLE TRAVERSE
AUTO INFEED OF WHEELHEAD @ TABLE REVERSALS
ADJUSTABLE TABLE DWELL
RIGHT OR LEFT END WHEEL MOUNTING
 
UNIQUE TO BROWN & SHARPE GRINDERS FEATURE 
 - DOUBLE SWIVEL WHEELHEAD:
 
THE WHEEL SPINDLE HEAD WHICH SUPPORTS THE 
  EXTERNAL & INTERNAL GRINDING SPINDLES CAN
  BE SWIVELED TO EITHER SIDE OF ZERO.  
  AN ADDITIONAL SWIVEL THROUGH 90 DEGREES 
  IS PROVIDED AT THE WHEEL SLIDE.  ANY COMPOUND
  SETTING  REQUIRED IN COMBINATION STRAIGHT
  & TAPER OR DOUBLE TAPER GRINDING, O.D. OR
  I.D., CAN BE MADE QUICKLY & ACCURATELY.
 
 THE UNIVERSAL TURRET, WHICH SUPPORTS THE
  WHEEL SPINDLE  HEAD, PROVIDES FURTHER  
  ADJUSTMENT FOR CHANGE OF WHEEL LOCATION.  
  THE TURRET SWIVELS ON THE WHEEL SLIDE, AND 
  CAN BE LOCKED IN ANY OF FOUR POSITIONS.  
  EACH CHANGE MOVES THE WHEEL 2" ON THE
  1020U MODEL.  RIGHT HAND WHEEL MOUNTING
  PROVIDES FOUR ADDITIONAL WHEEL POSITIONS.   
 
DUAL DEAD/LIVE HEADSTOCK SPINDLE
WHEELHEAD MOTOR, 2 H.P./3/60/200-400 VOLTS
 
EQUIPPED WITH:
SWING DOWN INTERNAL GRINDING ATTACHMENT 
BROWN & SHARPE I.D. GRINDNG SPINDLE
2-POINT REST
OTHER ACCESSORIES
COOLANT SYSTEM
MACHINE IS PRESENTLY WIRED FOR 3/60/208 VOLTS
 
 LINK TO VIDEO: https://youtu.be/ZuiB-RHAgyY?si=Dk1JhkjbG4JBoYUB
 
** EXCEPTIONAL CONDITION & APPEARANCE - ORIGINAL PAINT **
** INSPECT UNDER POWER IN OUR HARRISON, NJ WAREHOUSE **

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