7-13. Adjustment of the Thread take up spring tension
The standard stroke of thread take-up spring
(NO.) is 8 to 15 mm.
36
To adjust operating range,
(1) Loosen screw (NO.)
(2) Adjust the operating range by moving
thread the take-up spring adjusting plate
(NO.) up and down.
(3) After adjustment, tighten screw (NO.)
firmly.
7-14. Adjustment of the position detecting disc
The position detecting disc do not normally need to be adjusted but it should be checked that their
positions stand in the relationship indicated below.
(1) Draw out the synchronizer cover (NO.) cable and remove it.
(2) The synchronizer comes with 2 position detecting discs. The front disc (red) is used to detect the
down position, and the rear disc (black) (NO.) to detect the up position.
(3) The rear disk (black) has a scale. Align the triangular mark (NO.)of the front disc (red) at the 90
degree position on this scale. This setting is used for determine the start timing of X-Y table.
If the setting of discs is changed, accurate movement of X-Y table can
not be performed.
(4) Adjusting for up position thread take up lever is in high end), loosen screw (NO.).
(5) Turn the synchronizer bush (NO.) with holding pulley.
(6) After adjustment tighten screw (NO.).
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