Model G0768/G0769 (Mfd. Since 8/15)
-7-
Tailstock
End Gears, Pulleys, V-Belts
U. End Gears: The configuration of the end
gears controls the leadscrew speed for power
feeding, and inch and metric threading.
V. V-Belts: Transfer power from motor to idler
and spindle pulleys. The position of the top
V-belt on idler and spindle pulleys controls
spindle speed.
Figure 5. Tailstock controls.
O
N. Tailstock Quill: Uses an MT#2 taper to hold
centers or other tooling, features a scale on
top.
O. Tailstock Quill Lock Lever: Secures quill
position.
P. Tailstock Lock Lever: Secures tailstock in
position along bedway.
Q. Graduated Scale: Indicates quill movement
in increments of
0.001", with one full revolu-
tion equaling 0.04" of quill travel.
R. Quill Handwheel: Moves quill toward or
away from spindle.
S. Offset Scale: Indicates relative distance of
tailstock offset from spindle centerline.
T. Tailstock Offset Screws: Adjusts tailstock
offset left or right from spindle centerline (1 of
2).
S
N
P
Q
R
T
Figure 6. End gears, V-belts, and pulleys.
U
V
Serious personal injury could occur if
you connect the machine to power before
completing the setup process. DO NOT
connect power until instructed to do so later
in this manual.
