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Adjustment Procedure
Results of Improper Adjustment
Checking items:
❶
Positioning collar
❷
Positioning collar screw
❸
Thread inlet bracket
❹
Thread inlet bracket screw
❺
Changeover lever
❻
Positioning shaft
How to perform adjustment:
Adjustment is to be carried out with the cover removed. It is recom-
mended to attach changeover lever
❺
to facilitate adjustment.
1. Loosen two screws
❷
of positioning collar
❶
.
Move positioning collar
❶
so that it can be detached from positioning
shaft
❻
.
2. Loosen three screws
❹
of thread inlet bracket
❸
.
Turn the pulley to the angle at which the looper is brought to the
position shown in the gure. (So that the pipe and the pipe cradle
bushing are aligned in a straight line) Move the lever to the threading
state.
At this time, adjust the position of thread inlet bracket
❸
and the an-
gle of the main shaft so that the pipe enters the pushing straightway.
* Deviation as large as approximately 0.5 mm is permitted.
3. Tighten thread inlet bracket screw
❹
.
4. Keeping the threading state, t positioning shaft
❻
in the recess in
positioning collar
❶
and x them with positioning collar screw
❷
.
Threading failure due to incorrect
positioning of the thread inlet brack-
et can be caused.
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