4
Periodic inspection
4-2
2. List of inspection items
WARNING
REFER To THE INSpECTIoN ITEMS IN THE SEpARATE R6Y3 MAINTENANCE MANUAL WHEN CARRYINg oUT
INSpECTIoN.
: Conduct. : Conduct if trouble is found as a result of inspection. : Contact your distributor.
Location
Contents
Daily
6-month
Cleaning Adjustment Replacement
■
Inspection with the controller turned off
Robot cable
• Check for scratch, dent or excessive bend.
User cable and wiring
• Check for scratch dent, or excessive bend.
Regulator
Joint
Air tube
Solenoid valve
Air cylinder
• Check air pressure.
• Check for air leak.
• Check drain.
• Check air filter for clogging or damage.
Exterior of robot
• Check for damage.
Plastic bearing
(link ball sliding surface)
• Check for deformation, dents.
• Check that wear is 0.5mm or less.
Plastic bearing
(spring mechanism plate sliding
surface)
• Check for deformation, breakage.
(Check for cracks.)
Shaft
• Check for deformation.
Spring cover
• Check for damage. (Check for guide clip breakage.)
Inside spring cover
(spring, plate, etc.)
• Check for deformation.
• Check the spring to see if it is overstretched.
• Check for M3 screw looseness.
θ
-axis assembly tool
• Check for any grease leaking from the coupling.
• Check whether pickup is possible.
(Drop in pickup force)
Arm
• Check for deformation, damage.
Link ball
• Check for damage.
Major bolts and screws of robot
main body (those exposed to the
outside)
• Check for looseness. (*1)
*1: If any bolt or screw is loose, retighten it. (For details about tightening torque, see the below table.)
Bolt tightening torque
Bolt size
Tightening torque (kgfcm)
Tightening torque (Nm)
M3 set screw
20
2
M3
20
2
M4
46
4.5
M4 4-axes specification
α
-axis arm cable clamp
20
2
M6
156
15.3
M8 motor mounting bolt
194
19
M8
380
37
M10
540
53
M12
1310
128