Q170226E01.pdf - 第110页
Flat head machine screw Motor side nut (17 mm ) N coupling Ball screw Ball screw side nut (17 mm ) Bracket Motor shaft Bolt B Motor 5.2 X−Y T able Motor Replacement SERVICE MANUAL RH5 5.2−1 DA3SEC−83−8JO−A0 5.2 X−Y T abl…
RH5
5.1 XY Table Positioner and Guide Rail Check and Adjustment
SERVICE MANUAL
5.1−4
DA3SEC−83−8H0−A0
= MEMO =
Flat head
machine
screw
Motor side nut
(17 mm )
N coupling
Ball screw
Ball screw side nut
(17 mm )
Bracket
Motor shaft
Bolt B
Motor
5.2 X−Y Table Motor Replacement
SERVICE MANUAL
RH5
5.2−1
DA3SEC−83−8JO−A0
5.2 X−Y Table Motor Replacement
DA3SEC−83−8JO−A0
Sentence No.
Required tools
x Allen wrench
Ball
screw
Bracket
Cover
Motor
Motor removal and mounting (X−axis)
1. Change the CH4 (speed loop gain) of the X
axis (Y axis) driver from 200 to 80 before
turning OFF the power to the machine. (Refer
to ‘7.3 Digital Operator’ for details on how to
change the value.)
2. Turn OFF the power and disconnect the motor
connectors.
3. Remove the ball screw cover of the X axis (Y
axis).
4. Loosen the N coupling nut on the motor side.
5. Remove bolts B (x 4) and the motor.
=REFERENCE=
x When removing bolts B, support the
motor by hand so that it doesn’t drop out
of position.
x Strip away all old sealant tape from the
threaded part of the N coupling and
rewrap with new tape.
6. Mount the new motor and fix with bolts B (x 4).
=CHECK=
Ensure that the motor axis inserts smoothly
into the N coupling.
RH5
5.2 X−Y Table Motor Replacement
SERVICE MANUAL
5.2−2
DA3SEC−83−8JO−A0
7. Tighten the N coupling nut on the motor side
temporarily.
=REFERENCE=
x Follow steps 1 through 7 to replace the
Y−axis motor.
x Be sure to proceed to ‘5.3 X−Y Table
Origin and Over Limit Check and
Adjustment’ after replacing the motor.