CM602all_EJM8AESM_Service Manual - 第411页
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…
Machinery Part Replacement
This section describes the procedures for replacing the spline shafts.
・Tools
Phillips screwdriver #1
Phillips screwdriver #2
Torque screwdriver
Allen key 2.5 mm
Allen key 4 mm
Nipper
Magic marker
BARRIERTA IEL/V
(Grease)
Tweezers
MP Grease 2S
Feeler gauge 0.1 mm
・Jig
Tension gauge
Plate
5-3-2 Spline Shaft Replacement
Light Transfer-Head Assembly (8-nozzle type)
If there is no problem with the bearing case, replace the spline shaft only.
Caution
Danger
Warning
55min. min.
Assembly
Adjustment
Teaching
Total Time Weight of
Part
Removal
Disassembly
55min.
110min.
kgs
EJM8A-E-SMA050302-A01-00
Page 5-3-2-1
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