Top Seller
1968 6" Dia. 42" Length
Location:
Harrison, NJ, USA
Price:
No price
Manufacturer:
Bryant
Model:
500

Specifications

Condition:
used
Year:
1968
Serial number:
C14181
Stock number:
153586
Approx. wt:
1250 LBS
Dimensions:
44" L-R, 42" F-B, 75" HIGH
Planetary drive speed:
400 RPM
Angular grinding stroke:
0.005" TO .100"
Workpiece length capacity:
2" TO 42"
Vise capacity w/standard jaws:
0.060" TO 6"
Cone angle of center holes ground:
60 DEGREES
Max. center hole ground (large end):
2"
Min. center hole ground (large end):
0.050"

Description

BRYANT "SUPER-PRECISION CENTER HOLE GRINDER
MODEL: 500 S/N: C-14181 NEW: 1968
WORKPIECE LENGTH CAPACITY ......................... 2" TO 42"
CLEARANCE, TAILSTOCK CENTER TO COLUMN ............. 6.2"
VISE CAPACITY W/STANDARD JAWS ..................... 0.060" TO 6"
CONE ANGLE OF CENTER HOLES GROUND ................ 60 DEGREES
MAX. CENTER HOLE GROUND (LARGE END) ............... 2"
MIN. CENTER HOLE GROUND (LARGE END) ............... 0.050"
GRINDING SPINDLE SPEEDS (W/PULLEY CHANGE): .... 13,000 / 21,500 / 45,000 rpm
PLANETARY DRIVE SPEED ............................ 400 RPM
ANGULAR GRINDING STROKE ......................... . 0.005" TO .100"
APPROX. WT. ....................................... 1250 LBS
DIMENSIONS .................................... 44" L-R, 42" F-B, 75" HIGH
** PRODUCES GEOMETRICALLY CORRECT CENTER HOLES -
A VITAL REQUIREMENT FOR PRECISION O.D. GRINDING.
IT IS IDEAL FOR RECENTERING DISTORTED CENTERS IN
MACHINE SPINDLES, ARBORS, CENTER-CONTROLLED CHECKING
DEVICES & FOR OTHER SALVAGE WORK. IT MINIMIZES STOCK
REMOVAL & GREATLY IMPROVES WORK QUALITY & ACCURACY.
60 DEGREE CENTERS UP TO 2" DIAMETER CAN BE GROUND
IN WORKPARTS UP TO 6" DIAMETER AND 2" TO 42" LONG.
OPERATION OF THE BRYANT IS UNIQUE. INSTEAD OF UTILIZING
PLUNGE GRINDING, WITH IT'S INHERENT FAULTS, IT
"GENERATES" TO PRODUCE FINE FINISHES & PRECISION
TOLERANCES SIMILAR TO THOSE OBTAINED ON AN INTERNAL
GRINDER.
HI-PRECISION 3-WAY GRINDING TO THE CONE-SHAPED GRINDING
WHEELS USED. THESE MOTIONS ARE:
(1) ROTARY MOTION OF THE GRINDING CONE ABOUT ITS SPINDLE AXIS.
(2) PLANETARY MOTION OF THE GRINDING CONE ABOUT THE WORK AXIS.
(3) RECIPROCATING MOTION OF THE GRINDING CONE ALONG A
LINE 30 DEGREES FROM THE VERTICAL.
THE GRINDING CONE MAKES A LINE CONTACT WITH THE CENTER
HOLE SURFACE, WHICH SIMULTANEOUSLY RECIPROCATING
ALONG THIS LINE. THE UNEVEN WHEEL WEAR, OCCURRING
WITH REGULAR PLUNGE GRINDING DUE TO FULL-WHEEL CONTACT,
IS ELIMINATED.
EQUIPPED WITH:
TORIT MODEL #54 DUST COLLECTOR
ADJUSTABLE VISE ASSEMBLY
PIVOTING TOP CENTER
BIJUR SPRAYMIST LUBRICATION
WORK GUARD
BRYANT CENTER HOLE GRINDER CONE DRESSING ATTACHMENT WITH DIAMOND
SPINDLE MOTOR AND CONTROLS 1/2 HP 3/60/230-460 VOLT
PLANETARY DRIVE MOTOR AND CONTROLS - 1/4 HP 3/60/230/460 VOLT
WORK DRIVE MOTOR AND CONTROLS - 1/2 HP 3/60/230-460 VOLT
MACHINE WIRED FOR 440 VOLT OPERATION
*** EXCELLENT CONDITION - ALL ORIGINAL PAINT ***
** F.O.B. OUR HARRISON, N.J. WAREHOUSE **