JUKI AMS-221EN Series Engineer's Manual page 55

Adjustment Procedures
How to install the Y-LM guide
1. Butt the Y-LM guide
2. Adjust the distance to 192mm between the Y-LM guide
LM guide , and secure parallelism.
3. Fasten the Y-LM guide
How to install the X-LM guide
1. Butt the X-LM guide
setscrews .
2. Adjust the distance to 70mm between the X-LM guide
LM guide , and secure parallelism. Then, tighten 8 setscrews
3. Secure parallelism between the bed processing face A and the X-LM
guide . Then, tighten 8 setscrews
Installation of Y aux. LM guide (3020 only)
1. Fix the rail of the Y-aux. LM guide
positioned in parallel to Plane B of the Y-aux. rail bracket.
2. Adjust the clearance to 300.8mm between the Y-LM guide
the Y-aux. LM guide
3. Fix the Y-aux. LM guide
4. Temporarily fasten four fixing screws
and join it with the Y-aux. rail bracket with two screws
5. Tighten four fixing screws
Adjust the belt tension after installation.
After the above-mentioned X-Y LM guides
guide have been fixed, 3.-(28) Adjustment of the tension of the X
timing belt and 3.-(29) Adjustment of the tension of the Y timing belt.
* Use the Lock Tight 241 for the setscrews of the X-LM guides
and those of the Y-LM guides
to the o X-Y COMPONENTS (1) of 10.-(4) Parts two which
grease•Locktight is applied.
to the bed and fasten it with screws.
with screws.
to the X movement base
.
with a screw
, and secure the parallelism.
with seven screws
of the X trailing bracket base
of the X trailing bracket base.
, ,
and . For further details, refer
o If no parallelism is secured, this
and the Y- o If no parallelism is secured,
and tighten 8
and the X-
.
so that it is
and
.
.
, and Y Aux. LM
and
– 51 –
Results of Improper Adjustment
can be a cause of feed error.
needle entry accuracy will be
lowered.