5
Replacing the har
monic dr
iv
e
5-18
Step9
Tighten the bolts in the bolt
tightening order shown below.
1. While rotating the Y-axis arm, gradually
tighten the bolts <13> <14> <15>, and
<16> in an alternating manner, and in
the order indicated below (rotate the
arm in ultra-low-speed mode (1/10 of
turn per second)).
At this time, tighten the bolts in the
following alternating sequence three
times <13>
→
<14>
→
<15>
→
<16>
→
<13>
→
<14> etc. until they can no
longer be turned by hand.
2. Tighten four bolts <13>
→
<14>
→
<15>
→
<16> while rotating the Y-axis arm
using the tool A.
3. Use tool B to also tighten 12 remaining
bolts in diagonal pattern sequence.
4. Finally, check that the bolts are
tightened to the specified torque.
Tightening the bolts
Step 9
7
7
q
q
t
t
e
e
1
1
9
9
5
5
y
y
4
4
w
w
8
8
r
r
2
2
0
0
6
6
3
3
If it is difficult to put the torque
wrench on these bolts, manual
tightening is accepted.
If it is difficult to put the torque
wrench on these bolts, manual
tightening is accepted.
53629-FV-00
Retightening the bolts
Step 9
Harmonic drive mounting bolt (6)
M3 × 18
16pcs
Tool A
Harmonic drive mounting bolt (6)
M3 × 18
16pcs
Tool A
Step10
Reattach the cover.
Reattaching the cover
Step 10
Cover
Hex socket head bolt
53631-FV-00
Summary of Contents for SCARA R6Y XE Series
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Page 135: ...Chapter 10 Robot cable replacement Contents 1 Robot cable replacement 10 1...
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Page 139: ...Chapter 11 Maintenance parts Contents 1 Consumable parts 11 1 2 Basic specification 11 2...
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