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Machine Manual Services
POB 2
Grovespring, MO 65662
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Sheldon
3R Turret Lathes
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Sheldon 3R Turret Lathe
The Sheldon 3R Turret Lathe is very well
built, and was designed for a variety of production Machining. The
3R has all the power and turning capacity to meet the needs of
most “Production Shops”, built with a 5 h.p. 2
Speed Motor.
(a) Spindle speeds in Direct Drive High Range
300 – 1250. Low Range 150 – 625.
(b) Back Gear Drive High Range 45 – 200.
Low Range 22 – 100
Swing
over bed is 15.375” and quite heavy for its size. About 3200 lbs
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Headstock
The
headstock is fully enclosed while gears run in oil. It has a
Unique design that eliminates spindle deflection.
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Pushbutton Controls
The
Control Panel has the selection for the 2 speed instant reversing,
On & Off for the Power Feeds on the Turret pictured below).
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Turret
Ram Type 6 Station. 10” Working Travel 1 ½”
Bore
Max
Slide 11 7/8”…
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Power Feed Box
The Power Feed Box is also fully enclosed &
runs in oil. It has 80 different Feeds available, ½, Equal or
Double Longitudinal Feeds in the Gear Box
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Threads
Per Inch
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4
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4
½
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5
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5
½
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5
¾
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6
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6
½
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6
¾
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7
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7
½
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8
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9
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10
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11
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11
½
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12
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13
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13
½
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14
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15
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16
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18
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20
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22
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23
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24
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26
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27
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28
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30
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32
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36
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40
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44
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46
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48
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52
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54
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56
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60
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64
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72
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80
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88
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92
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96
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104
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108
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112
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120
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128
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144
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160
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176
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184
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192
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208
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216
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224
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240
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The Sheldon ZM 13" Series
Another
of Sheldon's Turret Lathes are the 13” Model's, ZM Series. The
ZM is quite a bit different than the 3R, but was quite capable of
running several types of jobs, and to many shops, a lot more
economical. It came Standard with the Lever Crosslide, Lever
Collet Closer, Tachometer, Chip pan and Turret. It did not come
with the 2 h.p. 220/440 3-phase Motor. The Drive is 2 Speed, 200
– 2000 on high and 40 – 300 in low. Shipping Weight 1400 lbs.
The ZM came in 2 other Models as well. The ZEM, & The ZUM. The
ZEM was the same as above accept the drive is a 16 Speed 50 –
1600 rpm’s and it does not have the Tachometer. Shipping Weight
1200. The ZUM came with the U – Type Drive which is an external
Lever Shift, and provided 8 Speeds from 50 – 1200. Shipping
Weight 1235. This Lathe also does not have the Tachometer, and
neither of the 2 came standard with the 2 h.p. 220/440 3-phase
Motor.
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Copyright © 2000 - 2005 [Machine
Manuals]. All rights reserved.
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