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Tailstock
The tailstock (Figure 52) serves many functions. The
primary use is for holding centers and drill chucks. The
barrel has a Morse taper
graduations in millimeters and inches.
Tailstock Handwheel
Turning the handwheel advances or retracts the barrel
in the tailstock. The graduated dial on the handwheel is
adjustable.
Barrel Lock Lever
This lever locks the tailstock barrel in place.
Side Lock Lever & Torque Tightening
This removable lever locks the tailstock in place on the
lathe bed. The socket that it fits into will accept a
drive torque wrench.
For repeating very accurate vertical alignment positioning
time after time, remove the side lock lever (Figure 52),
and use an inch-pound torque wrench fitted with a
to
⁄
" drive adapter to lock the tailstock into position.
1
2
You can use a foot-pound torque wrench but DO NOT
exceed 40 lbs/ft of torque or you may damage the ways
and the tailstock. When tightening the tailstock down to
the maximum torque of 40 lbs/ft, the center point will be
drawn down approximately 0.006". Always verify the exact
draw down position on your tailstock center point.
3 bore and is imprinted with
#
Model M1112 (For Machines Mfd. Since 12/20)
Side Lock Lever
Figure 52. Tailstock controls.
⁄
"
1
2
⁄
"
3
8
-36-
Tailstock
Handwheel
Barrel Lock
Lever
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