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i
Abrasive
Machine
East Providence, R. I., U. S- A.
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Tool Co.
I
No. V/2 Surface Grinding
(Hand Operated)
Machine
Foreword
*T*HE Toolmaker of today is
A goes on. Up to this time it has
get the capacity. Realizing the tendency of the times, and the necessity for a light machine of
extreme accuracy, ABRASIVE has filled the gap with the New No. 1 /i Surface Grinder.
Through several years
going into small Surface Grinders do not require automatic feeds. Many of these jobs consist
of one piece only and the operator
shops we found that as many as twenty-five different mechanics used the same grinder during
the day, and it was demonstrated that they did their work faster with the hand feed machine.
A very
Therefore, no
is evenly distributed each side of long narrow guide ways. The use of a ball-thrust bearing
and a high lead worm provide a rapid and sensitive vertical adjustment.
There are no belts or chains, and no fast moving parts except the Spindle. There are
few wearing surfaces and these have been provided with ample means of lubrication. The
Wheel Slide ways are protected by metal telescoping guards. The machine should last a
lifetime.
Handwheels are of a size and so located that rapid and convenient operation of the
machine is assured.
Due to the small
tion has been practically eliminated. The quality of the work is
A beautiful finish to the closest accuracy is easily attained. It is recommended for the finest types
of flat and form grinding
We believe that this machine will
offered to the Toolmaker.
unique feature of this machine is the built-in motor as an integral part of the head.
belts are
number
required
of investigation, we have found that
required. The weight of wheel slide and motor is 200 lbs. This weight
of
and
for gage grinding.
to
make parts that are getting wider and wider as time
been necessary to obtain a large
will
not take the time to adjust the automatic feeds. In some
moving
parts
prove
and the skilful proportioning of the metal, vibra
to be
the most popular and profitable machine
Surface Grinder in order to
a large percentage of tool jobs
therefore
the highest obtainable.
ever
Printed in U. S. A.
Specifications
TYPE
No. I /i Horizontal Spindle, Reciprocating Table. Hand feed.
CAPACITY
Longitudinal, 15" (381 m/m).
Transverse, 10" (254 m/m), with Wet Grinding Attachment 9J/2" (241 m/m).
Vertical, 12" (305 m/m) under a 12" wheel.
WORK TABLE
Work Surface, I 5" x 10" (381 m/m x 254 m/m).
Overall, 1 I 54" x 48" (260 m/m x 1219 m/m).
Three Tee-slots, 7/16" (11.11 m/m) Spaced 2%".
Side of table working surface ground square with Spindle and may be used for setting
up work.
SPINDLE
Hardened, ground and lapped. Chrome Carbon tool steel. 1 /j\" diameter, taper nose.
Carried in one phosphor-bronze adjustable box and two ball bearings (middle and rear).
Normal Speed, 1 750 R.P.M. REMOVABLE CARTRIDGE TYPE ASSEMBLY.
WHEELS
Standard wheel is 12" diam. x Yl" thick x 3" hole.
SPEEDS
No automatic feeds are, or can be, provided.
FEEDS
All feeds by hand. Elevating handwheel graduated in quarter thousandths of an inch.
Transverse handwheel graduated in thousandths. One turn advances Saddle one quarter
inch. Handwheels may be graduated in millimeters if desired.
DRIVE
Motor
drive only. Motor mounted directly on spindle. Power required is I H.P. at 1750
R.P.M.
electrically. Push button starter, switch mounted inside base, is standard equipment.
For electrical circuits other than 2 or 3 phase, 60 cycle, ask the factory for information.
Cannot be furnished for operation on 25 cycle current.
WET OR DRY ARRANGEMENT
Abrasive individual Motorized Exhaust Attachment or Wet Grinding Attachment with
Motorized Coolant Pump can be furnished for these machines (see cuts).
STANDARD EQUIPMENT
Standard equipment consists of motor and
holder, necessary
FLOOR SPACE
Transversely, 50" (1270 m/m). Longitudinally, 65" (1651 m/m).
WEIGHTS
Net weight, 1325 lbs. (600 kgs.).
Gross Domestic shipping weight, 1540 lbs. (700 kgs.).
Gross Foreign shipping weight, 1 700 lbs. (775 kgs.).
Cubic contents boxed for export, 85 cu. ft.
SHIPPING DIMENSIONS
Domestic, 73" high x 38" wide x 44" deep.
Export,
MISCELLANEOUS
Magnetic chucks can be
, N.E.M.A. standard shaftless motor, precision balanced, dynamically and
control,
wrenches, and bolts.
one 1 2" x \A"
grinding
wheel, diamond
74" high x 38" wide x 44" deep.
supplied
for this machine.
NOTE.—This is the Stundard Form for Specifications adopted by the Surface Grinder Group of the N.M.T.B.A.
Suggested
Grinding Angular surfaces with
aid of Swiveling Magnetic Chuck
Grinding form angle and side
rake of Lathe Tool in one setting
Setting up work with Precision Square
from finished side of Table
Sharpening a Formed Tooth
Milling Cutter
L
Grinding flat and formed
surfaces in one set-up
Accurately surfacing the feet
of
a
Jig or Fixture
No. l'A
ABRASIVE
SURFACE GRINDER
*
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