Tailift TPR720A - The Spindle; Threading

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5.13 The spindle
(For TPR-720A, TPR-820A,
TPR-920A)
(For TPR-1100)
(Type I)
(ForTPR720A,TPR820A,
TPR920A, TPR-1100)
(Type II)
1.
Please turn on the main switch of the machine , and then lower down the
Quill by 5 mm , so that the forward/reverse of the main spindle can start.
2.
The main spindle will forword when switching to SPDL.FOR.
3.
If you want to stop the rotating of the spindle, please switch to the middle
Position.
4.
The main spindle will reverse when switching to SPDL.FOR.
5.14 Threading
The way to thread is as follows：
：：
：
a.
Clamp the screw tap with drilling head.
b.
Move the spindle to the top of the threading.
c.
Set the feed rate at ”N”。
。。
。
d.
Rotate the feed trip lever a little bit counter clockwise.
e.
After the cross switch turned to “SPDL.FOR”, the spindle spins clockwise.
f.
Rotate the feed trip lever counter clockwise till the threading is finished. (The operator
decides the threading depth.)
g.
After the cross switch turned to “SPDL.REV.”, let the spindle turn counter clockwise till
the screw tap retreats completely.
h.
Turn the cross switch to the middle to stop the spindle.