JUKI APW-895 Engineer's Manual page 101

Lockstitch, automatic welting machine, parallel pocket with flap sewing
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Adjustment Procedures
1. Adjustment of roller stacker setup
(1) Parallelism check
Confirm that the stacker table
in parallel to each other.
If the parallelism is not secured, adjust it by loosening four setscrews
.
(2) Clearance check
Confirm that a clearance of about 0.5mm is secured between the
stacker table
and the rubber roller
If this clearance of 0.5mm is not secured, adjust it by loosening the
nut
.
* According to the thickness of materials, make fine adjustments of
this clearance.
2. Right/left adjustment of the rubber roller
(1) There is a screw
. When this screw is loosened, the rubber roller
to the right and left.
(2) According to the material length, move the rubber roller
the screw
.
3. Adjustment of backlash
(1) Loosen three setscrews
(2) The worm gear
four motor setscrews
moved by moving the motor.
(3) Adjust backlash by making the worm gear
wheel
.
(4) Since then, install the motor with the setscrew
lid
with the setscrew
and the rubber roller
.
in the flat part of the shaft inside the rubber roller
and take out the gearbox lid
is directly coupled with the motor shaft. When
are loosened, the worm gear can be freely
.
are mounted
can be moved
and tighten
.
mesh with the worm
and the gearbox
– 96 –
Results of Improper Adjustment

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