Disassembly And Reassembly Of B-Axis Speed Reducer - YASKAWA MOTOMAN-MH5S Maintenance Manual

MH5S (II) /MH5F
6.5
6 Disassembly and Reassembly of Speed Reducer

6.5 Disassembly and Reassembly of B-Axis Speed Reducer

Disassembly and Reassembly of B-Axis Speed Reducer
• Refer to Fig. 6-5 "Disassembly & Reassembly of the B-Axis Speed
Reducer".
Disassembly

1. Turn OFF the DX100/DX200/FS100 power supply.
2. Unscrew the hexagon socket button head screws
cover .
10
3. Unscrew the GT-SA bolts
unit and remove the timing belt
and Reassembly of B- and T-Axis Timing Belts".)
4. Remove the B- and T-axes motor unit from the U-arm.
5. Unscrew the GT-SA bolts
removal tap.
6. Unscrew the GT-SA bolts
7. Unscrew the hexagon socket head cap screw
pulley .
6
8. Unscrew the hexagon socket head cap screws
tap, remove the circular spline
bearing , retaining ring
19
head cap screw
and housing
15
9. Unscrew the hexagon socket head cap screws
tap, remove the housing
generator together.
3
10. Remove the wave generator
housing . Then remove the bearing
15
11. Remove the bearing
12. Unscrew the hexagon socket head cap screws
tap, remove the housing
13. With the removal tap, remove the flex spline
from the wrist base.
14. With the removal tap, remove the flex spline
15. Remove the circular spline
and the bearing
16. Remove old sealing from each parts.
 Reassembly
1. Press fit the bearing
the sliding part of the oil seal.)
2. Attach the conical spring washers to the hexagon socket head cap
screws and apply LOCTITE 515 to the thread parts. Also, apply
12
LOCTITE 515 to the matching faces of the housing
and housing . Then tighten them to the wrist base with the tightening
17
torque shown in Table 6-5 "B-Axis Speed Reducer Parts Checklist".
3. Press fit the bearing
ring . (When replace the speed reducer, replace the bearing
13
retaining ring
13
which mount the B- and T-axes motor
-a
14
. (Refer to section 8.3 "Disassembly
5
and remove the T-axis unit with the
-c
14
and remove the U-arm 2 unit.
-b
14
, flex spline
1
, housing , housing
13 17
, bearing , hexagon socket head cap screws
s
8
12
together with the wrist base from the U-arm.
, bearing , retaining ring
15
8
and the retaining ring
3
8
from the wave generator
19
.
17
from the wrist base, then the oil seal
1
.
20
into the wrist base. (Apply to MP-1 grease to
20
into the housing
8
and oil seal , too.)
16
6-15
176183-1CD
and remove the
11
and remove the
7
. With the removal
4
, wave generator
2
, hexagon socket
18
. With the removal
9
and wave
13
from the
13
.
.
3
. With the removal
12
and the housing
2
from the housing
2
, flex spline
18
and attach the retaining
15
8
HW1483638
,
3
9
18
.
18
16
2
,
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