8/11/2019 Atlas Lathe Operations Manual

1/5

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._

_._._

9/16

www.flywheelmachinetools.com

8/11/2019 Atlas Lathe Operations Manual

2/5

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