OPTIMUM
MASCHINEN - GERMANY
Assembly and maintenance instruction recirculating ball screw
5. Dezember 2007 Page 21Recirculating ball screw assembly and maintenance instruction ; Version 2.0
© 2007
GB
£ Shift the pillow block of the Y-axis to
the beginning of the recirculating ball
screw.
£ Reassemble the feather key of the
Y-axis.
£ Slide the toothed wheel on the
recirculating ball screw.
£ Screw the toothed wheel of the Y-
axis with the locking nut.
Fig.1-46: Assembly pillow block and toothed
wheel of the Y-axis
Disassembly of the spindle nut of the Y-axis
£ Put the spindle on the plastic bushing in order to hold the balls in the disassembled nut.
CAUTION!
If you do not apply enough pressure
on the bushing, the balls might fall
off the nut. Then the nut will become
unusable!
£ Slide the spindle nut on the plastic
bushing by turning.
CAUTION!
Do not force the nut when turning it
down, it might get damaged!
Fig.1-47: Disassemble spindle
Recirculating ball
screw
Pillow block
Feather key
Toothed wheel
Lock nut
Nut
Spindle
Plastic bushing
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