Yamaha 3-axis model Welding System User Manual


 
12-2
Chapter 12 HXYLX
1-1-3 Tightening torque
• The accurate tightening torque will differ according to the seating face fric-
tional coefficient and the female screw material, etc. The following tightening
torque is recommended as a guide.
Recommended torque
22.5N
.
m to 36.3N
.
m (230kgf
.
cm to 370kgf
.
cm)
1-1-4 Installation methods
WARNING
Always use the designated bolt, and securely tighten it with the correct
torque. Failure to observe this could cause the robot position to deviate,
and could also lead to serious accidents.
1) Tap M8 coares screw thread holes into the installation base where the robot is
to be installed.
Refer to the XY-X Series catalog for the hole positions.
2) Remove the screws securing the upper cover of the robot and remove the
upper cover.
If necessary, move the slider to a location where it does not block the instal-
lation holes on the bottom of the robot frame.