Atlas Lathe Operations Manual
Transcript of Atlas Lathe Operations Manual
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8/11/2019 Atlas Lathe Operations Manual
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MSO 13
0tIa4-. 6 Backgeared Screwcutting L T E
6
swing, 18
capacity between
centers
Headstock
spindle
is equipped with Timken
tapered
roller bearings for accuracy,
service
and
versatility
Bed ways are
massive,
precision
ground
grey-iron
for
accuracy
and rugged
strength
The
16
spindle speeds
equip
you to handle
a wide
work range
Back
gears provide
extra power
for
heavy
cuts
Reversible
automatic
longitudinal
power
feed cuts operating time
Complete
V-belt
drive
Wide thread cutting range - 8 to 96
Standard, right or left
hand
- Metric, .S
to 3 mm., Standard.
Operates
from
a
f4
or
3 HP
motor.
No. 618 6 BACKGEARED SCREW-CUTTING
LATHE. Complete
as
shown, less motor, with equip
ment listed below. Code YEDUF, shipping weight
100 lbs.
EQUIPMENT
FURNISHED
Reversible
Automatic
Power
Longitudinal Feed;
Graduated
Compound Rest; Tool Post, Ring and
Rocker,
S Tool
Bit;
Complete
Set
of Change Gears
to
cut standard threads
between
8 and 96 per inch; Threading
Chart,
Threading
Dial; Quick-Change Counrershaft; Complete
V-Belt Drive;
Motor
Pulley furnished is for % diameter motor shaf t -
dealer
can
supply bushings
for
1/
2
dia.
motor shafts; 60-Hole
Indexing
Mechanism; 5
// Combination Metal
and
Wood
working Face Plate; Two 60
0
Lathe Centers -
No.2 Morse
Taper for Headstock, No.
1
Morse Taper for Tailstock;
3
Wrenches;
Instruction Manual.
WIDE THREADING RANGE
Atlas
6-inch lathes are
equipped
with change gears
and
thread
ing dial for cutting all threads
from 8 to 95 per inch, right or
left band, in the
fol lowing
s t andards National
Coarse
(U5S), Nat iona l
Fine (SAE),
Acme, Square, and Whitworth.
Gear train is completely en
closed
- threading char t
mounted on inside of
guard
shows gear train
set-ups.
SPECIFICATIONS
CAPACITY
Swing
Over
Bed 6
Swing Over Carriage -.. 3Vz
Capacity between Centers _ 18
Threading Range 8 to 96 Standard,
Right
or Left Hand - Metric,
.5
to 3
mm. Standard
Collet Capacity 9-/32 (see page 14)
Overall Dimensions _ .
33Vz x 27 x 12 high
SPEEDS AND FEEDS
Sixteen Speeds....._...54, 82, 122, 140, 187,
287, 317, 365, 481, 550, 820, 940, 1250,
1925,2125,3225 RPM.
Feeds (Left or Right) per Revolution of
Spindle. ..0078 , .0048 , .0039
or
.0024
Lead Screw _ _ .1/ Diam.,
z
16 Acme Threads per inch
DRIVE UNIT
Motor Recommended or V3 HP, 1725 RPM
Motor Mounting _ _ Bench
Countershaft Spindle Bearings Oilite Bronze
HEADSTOCK
Spindle Bearings _ _ _.Timken
Tapered
Roller Bearings with Thrust Take-up Collar and
Nut
Spindle
Nose
1
Diameter, 10 Pitch NS
Threads
Spindle Nose Taper.. No. 2 Morse
Taper
Hole
through
Spindle 17/32
Back Gears _ 20 Pitch, % Wide
Backgear Shaft Bearings _ Oilite Bronze
Spindle Gear.. 24 Pitch,
32
Teeth, 7/16 Wide
CARRIAGE
Cross Feed
TraveL
_ _
..
_
_._
4%
Cross Feed Screw- _
.
o/s Diameter, Acme
Thread
Tool Post Slide TraveL. _ _
_l3,4
Tool Post _ _ _
..
13/32 x
%
slot
to take O/S bits
or tool holder for
3/16
bits
TAILSTOCK
Tailstock
Ram _ _
_ _% Diam. Bored
for
No.1 Morse Taper
Tailstock Ram TraveL . _ _ _
Tailstock Set-Over, Forward or Back._
_._._
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M50-14
LATHE
ATTACHMENTS
FLOOR STAND
No. M6-800A FLOOR
STAND. Provides a
per
manently r igid suPPOrt
for
your
lathe. Legs
are
heavy grey-iron castings,
lhickly
ribbed
and
cross
braced.
Table
board is
IYs" lhick, lhoroughly
seasoned, shellacked, var
nished,
and
ready-drilled
for quick lalhe moul1ling.
Large
b 0
( (
0 m
board is
convenienl for holding
lools and accessories.
Complete as shown in
cluding
mOlor mounling
bracket and coumershaft
support.
YELYN.
1401bs.
AlIas mOlors are
~ q u i p p e d
wilh ball
bearings. 60 Cycle,
1725
RPM-have
Ys" single
end shaft. D o n 0 I h a v e
switch, cord
or
plug.
MOTORS
No. HP
Voltage
Phase,
Type
Weigh.
Code
2120
'/4
110-220
Single Phase, p c ~ t o r 5ta[[
261bs.
YIERT
2730
I/,
110-220
Single
Phase, Capacitor
Starr
281bs.
YIOFA
2831 I/ 220-440
Three
26 Ibs. YIHEK
No. 2710
MOTOR CORD for single phase motors above.
IV4
Ibs.
YIDEG
REVERSlNG SWITCH
Essential for grinding. tapping, nut-selling,
finishing.
Operates
on single phase,
capacitor
and 3-lead repulsion-induction motors (not
4-lead)
- also
both shunt-wound
and com
pound-wound DC.
No. 6813 REVERSING
SWITCH
complete
with cable
connections
and instaIJation dia
gram.
YOKTO.
1
l/2
Ibs.
4 INDEPENDENT CHUCK
No. M6-844B 4-JAW
INDEPEN
DENT CHUCK,
4"
DIAMETER,
threaded
for 1"_10 lalhe spindle.
Holds work of
all shapes in
head
stock.
Body
is highstrength semi
steel casting. 4 jaws -
operated
independenlIy
- are special s teel ,
hand-fitted.
Jaws
may be reversed
for holding
large
stock. Wrench
furnished. YIALM. 6 Ibs.
4 UNIVERSAL CHUCK
No. M6-8458 3-JAW UNIVERSAL
CHUCK, 4" DIAMETER, threaded
for 1"_10 lathe spindle. For quickly
centering and
holding round and
hexagonal work.
Jaws are self
centering, controlled
by a
single
screw.
Handles rods up
to
l/z
through
headstock.
Complete with
inside
and outside jaws and wrench.
YIAJK.
5 Ibs.
HEADSTOCK CHUCK
No. M6-37S
JACOBS
HEADSTOCK
CHUCK, complele
wilh
keyrype wrench.
An accurate and convenient chuck
for h o l d ~
ing small diameter work. Hollow conStrue
lion
for
handling long rods from No. 7
drill up to 17/32" rhru headslOck
spindle.
YEEBY. 3
lb>.
DRILL
CHUCK
No.
40-60 JACOBS
DRILL CHUCK with keytype wrench.
Holds driIJs for extreme accuracy in drilling and counter
sinking. Ruggedly built, precisely machined. Requires
arbor
No.
378 for headstock,
No.
L2'378
for
tailstock. Capacit)'
No.
70 driJi 1O
1/
2
. Y
AHIB.
2 Ibs.
CENTER REST
CHUCK
No.
445 JACOBS CENTER
REST CHUCK.
Has
bronze
jaws
for holding
centerless shafts
and armatures
in
lathe
tailstock.
Requires
arbor No. M6-377,
listed
below. Capacity
J/l' to
%".
Code Y AHOC. WI. 3 lbs.
CHUCK ARBORS
No.
M6-377
CHUCK
ARBOR 1 adapt
No. 445
Cenler ReS!
Chuck to 6" lathe tailstock. YEELJ. 8 oz.
No. L2-378 CHUCK ARBOR to adapt
No. 40-60 Jacobs Drill Chuck to 6"
lathe tailstock.
YECOC.
8 oz.
No.
378 CHUCK ARBOR to adapt
No.
40-60
Jacobs Drill Chuck
to (,"
lathe headstock. YAH YA. 8 oz.
DRAW-IN
COLLET CHUCK ATTACHMENT
The most
accurate
method of chucking work between
1/32"
and
9/32 .
Hollow construction permits rods to be passed
through lathe spindle. Handwheel control releases and
tightens
collet
on work. Closing
sleeve is ground inside
and
outside to assure maximum accuracy.
Atlas
split collets are
collet tool steel. One end threads on draw-in spindle.
Other
end
is
ground to
fit tapered
sleeve.
No.
M6-750
DRAW-IN
COLLET
CHUCK ATTACHMENT
with
draw-in spindle,
tape)'ed closing sleeve, less
split
hoJd
ing
collet. YEHYK. 2 lb.
No. M6-7S 1 SPLIT
HOLDING
COLLETS
- Specify
d,ametel.
SIZeS,
1/32",
1/16", 3/32",
VB ,
5/32", 3/16", 7/32",
9/3Y. YEIBZ.
4 07.. each.
No. M6-S48 SPINDLE NOSE CA P
to
protect lathe spindle threods.
Code YELLO.
8 oz.
LATHE
LAMP
No. M6-74S LATHE LAMP.
Throws plenly of
light on
your
work. Has 14"
Rexible
cable and
ball joint at shade. Mounting
bracke