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Note
Action
Screws: Hex socket head cap
screw M5x12 12.9 Lafre
2C2B/FC6.9 (6 pcs)
Refit the pulley to the ball screw carefully.
CAUTION
If the ball screw nut or ball screw spline nut go
out of the screw shaft, the ball screw is destroyed.
Be careful when you do any work that may cause
this.
3
Washers: Spring washer 9x4.3x1
Steel (6 pcs)
Tightening torque: 4.4 Nm ±10%
xx2100001085
Refit the screws.
Tip
Secure with the stopping tool to prevent the pulley
from rotating.
4
Refitting the flange to the ball screw shaft
Note
Action
For robots with protection type Clean Room:
1
Clean the joints that have been opened and wipe
the parts free from particles with spirit on a lint
free. See
Cut the paint or surface on the robot
before replacing parts on page 118
Note
After all repair work, wipe the Clean Room robot
free from particles with spirit on a lint free cloth.
Screws: Hex socket head cap
screw M4x16 12.9 Lafre
2C2B/FC6.9 (6 pcs)
Refit the ball screw flange to the ball screw shaft.
CAUTION
If the ball screw nut or ball screw spline nut go
out of the screw shaft, the ball screw is destroyed.
Be careful when you do any work that may cause
this.
2
Tightening torque: 3.5 Nm ±10%
xx2100001090
Refit the screws.
3
Continues on next page
Product manual - IRB 920
511
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.5 Replacing the ball screw
Continued
Содержание IRB 920
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Страница 2: ...Trace back information Workspace 22A version a22 Checked in 2022 03 21 Skribenta version 5 5 019 ...
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