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Chapter 3 Adjusting the robot
3-2
Adjusting the timing belt tension (B10/B14/B14H)
The B10, B14 and B14H series robots use a timing belt to move the slider table. If the belt
becomes slack, use the following procedure to apply belt tension.
WARNING
The motor and speed reduction gear casing are extremely hot after automatic opera-
tion, so burns may occur if these are touched. Before touching these parts, turn off
the controller, wait for a while and check that the parts have cooled.
WARNING
Injury can occur if hands or fingers are squeezed between the drive pulley and belt.
Always turn off the controller and use caution when handling these parts.
CAUTION
Since a positional shift occurs after adjusting the belt tension, absolute reset, and
the point data.
L/2
Load
Pulley
Belt
Fig. 2-1 Adjustment of speed reduction belt tension
Push-pull scale
L/2
Push-pull scale
Slack
Pulley
Fig. 2-2 Adjustment of drive belt tension
Belt
Nut
Stay
Nut
Fig. 2-3 Stay (example)
3-4
Slider table
Push-pull scale
Slack
Load
Belt
5
Hole
15
Metal plate of 3.2mm thick
Pulley
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