Tailstock Operation - Acer Dynamic 1722S Operation Manual

(1) Rotate the adjustable trip dog (#12 of item 1-1) to the required setting position and make the top
section of the adjustable trip dog face outward. Try test run the procedure and adjust the position
of the adjustable trip dog if premium accuracy is required.
(2) Secondly, rotate the 4-position automatic feed stop selection rod, move the second adjustable
trip dog to the position by hand and fix the adjustable trip dog according to the procedure above.
(3) Same procedure for the third and fourth adjustable trip dog.
(4) While the apron is auto-feeding, only the top section of adjustable trip dog, which faces outward,
will engage the trip plunger (#15 of item 1-1). After disengaging the auto feeding of apron, the
other three adjustable trip dogs can pass freely without any function.

4-12 Tailstock Operation

(1) The tailstock handwheel dial is divided 0.02mm (0.001") per graduation. The tailstock moves
forward 5mm (0.2") per clockwise revolution of handwheel. When rotating counter-clockwise,
the quill will retract, and when to the end, the dead center will release automatically.
(2) Push the tailstock quill locking lever #30 forward to tighten the tailstock quill. For fixing the
tailstock onto the bedway, push tailstock body clamping lever #29 forward, then operator may
move the tailstock to desired position and pull clamping lever #29 backward to locate the
tailstock.
(3) Adjust the centerline of the tailstock by loosening the tailstock gib adjusting screw #26 on this
side firstly, and then adjust the gib screw on the other side. After adjustment, tighten the gib
screws on both sides.
○
29
○
30
○
28
○
26
25
Figure 4-12