Adjustment Of Z Axis Tip Belt Tension (Yp220Bx, Yp220Bxr) - Yamaha YP-X Series Owner's Manual

CHAPTER 4 Installation
3-3

Adjustment of Z axis tip belt tension (YP220BX, YP220BXR)

1) Turn off the controller power.
2) Remove the robot Z axis cover.
3) Loosen the bolt securing the belt tensioner as shown in Fig. 4-4 and loosen
the belt.
4) Screw the M6 bolt into the hole located beneath the belt tensioner (L-shaped
metal plate) to apply tension to the belt.
5) Apply a load of 0.5 kgf to the center section of the belt for fixing the belt
tension. A slack of approximately 2mm is satisfactory.
6) If the belt tension in now satisfactory, tighten the bolts securing the belt
tensioner.
7) Install the Z axis cover for the robot.
Load 0.5kg
Approx. 2mm
Belt tensioner
Securing bolt
M6 bolt
Fig. 4-4 Belt tension
4-8