Rockwell-automation MPMA Integrated Multi-Axis Linear Stages Manual de usuario Pagina 77

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Rockwell Automation Publication MPMA-UM001B-EN-P - November 2010 77
Troubleshooting Chapter 9
Evaluate the Direct Drive Linear Stage
1. Power down the drive system.
2. Disconnect the drive from the linear stage.
3. By hand move the carriage through the entire range of motion. It should
move free and smooth.
4. If excessive resistance is felt, clean and relubricate the linear bearings.
5. Perform the procedures for a direct drive linear stage listed in the
troubleshooting tables on page 78
.
6. If the problem persists, return for factory evaluation and possible repair.
Evaluate the Ball Screw Linear Stage
1. Power down the drive system.
2. Disconnect the drive from the linear stage.
3. Remove the rotary motor.
4. By hand move the carriage through the entire range of motion. It should
move free and smooth.
ATTENTION: Lockout and tagout input power before servicing
the linear stage.
ATTENTION: Lockout and tagout input power before servicing
the linear stage.
TIP
To make it easier to move a fine pitch stage, connect an
11 mm (0.44 mm) extension rod to the motor coupling. Move
the stage by turning the extension with a hand wrench.
Extension Rod
11 mm (0.44 in.) min. diameter
150 mm (6 in.) approx. length
Motor Coupling
Before disconnecting,
mark the current position
on the motor shaft.
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