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8-10
8
Replacing the Z-axis dr
iv
e unit
2.3 Replacing the Z-axis ball screw
Follow the steps below to replace the Z-axis ball screw.
Step1
Remove the Y-axis arm cover.
Step2
Loosen the Z-axis motor fixing plate mounting bolts.
Step3
Remove the pulley.
Step 3
Pulley removal
Y-axis arm lower cover
Y-axis arm lower cover
Binding screw
M4×8
Set screw
for pulley fixing
Set screw
for pulley fixing
*
When setting the pulley, match the
ball screw with the D-cut surface.
*
When setting the pulley, match the
ball screw with the D-cut surface.
*
Pulley
51822-FV-01
CAUTION
• Align the ball screw with the D-cut surface when assembling.
• Pay attention to the direction of the pulley and attach it to the end of the ball screw.
Step4
Remove the hex socket head bolts, and remove the ball screw and ball spline
holder.
Plate
Step 4
Replacing the ball screw
Hex socket head bolt
*2
M5×14
z-axis motor fixing plate
fixing bolt
Z-axis ball screw
Z-axis motor
fixing plate
Hex socket head bolt
*2
M5×12
Plate
Hex socket head bolt
*2
M3×20
Nipple
*1
*1
Check the orientation of the nipple when
assembling the product.
*2
Apply screw lock when assembling.
51823-FV-02
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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