WINSLOW MODEL 100C SEMI AUTOMATIC DRILL POINT GRINDER

Capacity - Accommodates all drill sizes 1/32" through 1-1/2"
Accuracy - Concentric within .0002"
Power Requirements - 220/440, 220/380 or 550 volts, 50/60 cycle, 3-phas
e
Grinding Wheel - 20" diameter x 12" hole x 1/2" face for drills up to 1
/2" diameter; 20"
diameter x 12" hole x 1" face for drills larger than 1/2" diamete
r. Dynamically
balanced wheel mount and adjustable balancing weights.
Grinding Wheel Spindle - Mounted in heavy, self-aligning, adjustable ba
bbitt bearings.
Lubricated by circulating, low-pressure hydraulic oil.
Hydraulic System - Hydraulic pump - Borg-Warner, operates at 300 to 325
psi. Solenoid
Valves (2)-Vickers 4-way. Hydraulic motor - Vickers (modified by
Winslow).
Hydraulic reservoir - 20 gallon, 150 to 180 second rating hydraul
ic oil. Hydraulic
oil cooled by forced air through radiator unit.
Grinding Wheel Dresser - Manual and automatic self-compensating tracer
type. Dresser
is hydraulic operated. When wheel is consumed, machine will not
cycle.
Wheel Dresser Cams and Holder - Separate wheel dressing cams provide fo
r all basic
point angles. Fine adjustments are possible by a total of 10 deg
ree adjustment of
cam holder.
Warning Light - Red warning light indicates when grinding wheel is cons
umed.
Grind Spark Out - A selector counter allows from 1 to 400 sparkout pass
es on each drill
point after the infeed is completed.
Re-Cycling Time (Pace Setter) - Provided for semi-automatic usage, allo
wing up to 6
seconds, in increments of 1/10 second, for loading before the mac
hine starts
another cycle.
Infeed Selector Control - Allows six positions for stock removal from p
oint of drill up to
.030"
Wheel Dresser Selector - Drill pointing cycles per dressing may be pre-
selected from 1
to 400
(CONT.)
Dimensions - (Less coolant tank) Height - 48", Depth - 53", Width - 42-
3/4". Base
dimensions - 32" x 46"
Weight - (Approximate) 3,100 lbs.
Spindle and Dresser Unit - Mounted on heavy adjustable "dove tail" slid
es
Coolant System - Available as a medium pressure system operating at 30
psi or as a high
pressure system operating at 150 psi with 55 gallon coolant tank.
A high-quality
grade of coolant oil is recommended.

MOTOR SPECIFICATIONS

Electric Motors - Grinding wheel spindle motor 2 HP, 3-phase. Hydrauli
c pump motor
1-1/2 HP, 3-phase. Coolant pump motor 1/2 HP, 110 volt, 1-phase.
Fan for
hydraulic oil coolant 1/70 HP, 110 volt, 1-phase.