Epson T-B Series - Page 75

T3-B T6-B Maintenance 9. Joint #1
T-B series Maintenance Manual Rev.1 63
When using the
elliptic cam positioning jig, mount the jig and temporarily secure it.
Secure so that the screw head lightly touches the jig.
Elliptic cam
positioning jig
T3-B
Elliptic cam
positioning jig
T6-B
Screw
Screw
Screw
Screw
The jigs for T3
-B and T6-B have different dimensions. Be careful of the dimensions.
(4)
Secure the elliptic cam bearing by the set screw.
T3
-B:
A: Brass bushing : M4
B: Set screw : 2-M4×6
Tightening torque: : 2.5 ± 0.15 N·m
B: Set screw
A: Brass bushing
Elliptic cam bearing
Joint #1
motor
T3-B
T6-B:
A: Brass bushing : M5
B: Set screw : 2-M5×6
Tightening torque: : 4 ± 0.2 N·m
B: Set screw
A: Brass bushing
Elliptic cam bearing
Joint #1
motor
T6-B
Tighten one of the set screws on the flat face of the motor shaft until the screw just
touches the surface. Insert a bushing into the other set screw hole to prevent damage
to the motor shaft. Then, tighten both set screws.
When using the elliptic cam positioning jig, unscrew the temporarily securing screws
and remove the elliptic cam positioning jig.
CAUTION
■
Refer to the figure above for the orientation of
the elliptic cam bearing. Be sure to
mount
the elliptic cam bearing properly.
Improper mounting of
the elliptic cam bearing will result in improper function of the
Manipulator.

NOTE

NOTE