CM602all_EJM8AESM_Service Manual.pdf - 第412页
Machinery Part Replacement REMARKS Light Transfer-Head Assembly (8-nozzle type) ITEM Be careful! The spring will jump out. Allen key 2.5 mm M3 x 6L x 1 There is a bushing inside the holder- screw hole. Be careful not to …
Machinery Part Replacement
REMARKS
Switch off the main power and air supply.
Remove the head assembly.
1-000279
Refer to "Head Assembly Replacement." Section 5-3-1
Separate the theta unit from the head assembly.
Refer to "Theta Unit Removable." Section 5-3-13
Light Transfer-Head Assembly (8-nozzle type)
1
2
3
ITEM
1
2
Dowel pin
EJM8A-E-SMA050302-A01-00
Page 5-3-2-2
Machinery Part Replacement
REMARKS
Light Transfer-Head Assembly (8-nozzle type)
ITEM
Be careful! The spring will jump out. Allen key 2.5 mm
M3 x 6L x 1
There is a bushing inside the holder-
screw hole. Be careful not to lose it.
Allen key 2 mm
M3 x 4L x 1
7
Remove the spline shaft, and replace it
with a new one.
Remove the bearings from the spline shaft.
Remove the holder and the joint from the shaft.
4
5
6
Pull out the shaft,
movin
g
it downwards.
Aligning the
spline shaft with
the dowel pin, fit
it in the original
position.
Apply
grease to
the spline
shaft.
* Be careful
that there
are two
types of
grease to
use.
Be careful of
orientation.
Upper
Upper
Be careful of
orientation.
Spline shaft:
Grease areas and types
B:
BARRIERTA
A:
MP Grease
* Vacuum hole:
Do not apply
to this part.
Part Part Name Model Q
t
Bracket
Ball s
p
lin
e
Theta-axis housin
g
EJM8A-E-SMA050302-A01-00
Page 5-3-2-3
Machinery Part Replacement
REMARKS
Light Transfer-Head Assembly (8-nozzle type)
ITEM
8
Assemble the holder.
Once the housing has been fitted, move
the housing along the spline shaft
approximately 5 mm a couple of times
so that the Y-shaped packing will be
smoothed.
* Be sure to push the housing fully until
there is no gap. Tighten the housing.
Check that the housing rotates smoothly,
moving the housing left to right a couple
of times
Check the spline shaft for sliding.
1. Sliding torque specifications:
1.47 N or less
• Tension gauge
To avoid damaging the Y-shaped packing, use tweezers whose end
is round and make its edges round before fitting the Y-shaped
packing into the housing.
9
10
Make the edge round
Part
Part Name
Model
Qt
8 sets should be created and fit.
The groove side should
be outside of (1)
Hexahon
-
hole screw
EJM8A-E-SMA050302-A01-00
Page 5-3-2-4