Motor (Ic Head: Ke-2080R) - JUKI KE-1070 Maintenance Manual

2-2-5.

-Motor (IC Head: KE-2080R)

After the -motor has been replaced, it is absolutely necessary to re-input the MS parameters
related to the axis home. (For details of input items, see section 2-9.)
(1) Disconnect the motor cables from the servo
amplifier board.
(2) Remove the mounting screws
the IC T-motor bracket.
(3) Loosen the set screws (2 pcs.) of the IC
T-pulley to detach the pulley.
(4) Remove the mounting screws
the IC T-motor bracket to detach the motor.
(5) Reassemble the components in the reverse
order of disassembly.
Apply Loctite 242 to the mounting screws
and tighten them with a tightening
torque of 2.3 N m.
Make the adjustment so that the end face
of the motor shaft is aligned with the end
face of the pulley, and then fix the set screws of the T-pulley.
(6) Follow the steps below to adjust the belt tension.
<Procedure>
Pull the IC T-motor bracket to adjust the
tension of the timing belt to the status shown
below.
Tension meter set value (For check)
Weight: 1.0g/m Width: 6.0mm
Span: 30.8mm
Proper tension
When tightening the set screw of the T
pulley, make sure to align the orientation
of the flat part of the -motor shaft and the
setscrew of
setscrew with a torque of 0.5 Nm.
Maintenance Guide
(3 pcs.) of
(3 pcs.) from
9.0±1N
the pulley. Tighten
Pull
the
2-11
Figure 2-2-5
IC Timing belt T