5
Replacing the har
monic dr
iv
e
5-34
3.2.3 Replacement and reassembly
Prepare 40g of harmonic grease 4BNo. 2 and
replace it with a new harmonic drive by following
the procedures below.
Step1
Perform the work shown below
before reassembling the harmonic
drive.
1. Install the bolts on the harmonic drive.
Apply grease to the flexible spline steps.
Apply grease slightly below the bolt fastening surface.
Preparing to Install Harmonic Drives
Step 1
2. After installing the bolts, remove
the four black temporary fixing bolts
1. Harmonic Fixing Bolts 9
M3 ×8 4pic
Fill the space of the ball sufficiently
with grease.
Apply grease. Total grease: 3g
Harmonic grease
53551-FV-01
2. Remove the pre assembled temporary
fixing bolts.
CAUTION
Do not remove the temporary fixing bolt before
installing the new bolt. Misalignment occurs.
3. Apply harmonic grease 4BNo. 2 to the
wave generator of the new harmonic
drive.
4. Remove old grease, wear dust, etc. from
the motor, X-axis arm, and Y-axis arm.
CAUTION
In Harmonic Drive, foreign objects may be caught
during assembly, which may cause abnormal
noise and damage.
5. Apply grease to the gaps in the gears
of the Harmonic Drive.
CAUTION
Be aware that if it is too small, the life of the drive
section may be shortened, and if it is too large,
grease may leak.
Summary of Contents for SCARA R6Y XE Series
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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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