XYZ Machine Tools TRAK 2OP M11 Mill, Безопасность, Установка, Обслуживание, Сервис и Список Запасных Частей

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101
XYZ Machine Tools Ltd
TRAK  2
OP
Installation, Maintenance, Service & Part List Manual
6.6 Ballscrew Replacement, Y Axis
DANGER!
During the removal and replacement procedures it is often necessary to jog the axes to gain access to
various parts of the machine. To minimise the risk of serious injury through crushing, you must power
down or E-stop the machine each time you access the inside of the machine.
Ensure unauthorised personnel are kept away from the machine when you are working
inside.
Please refer to assembly drawing 27564-1 found at the back of this manual.
1. Remove the sheet metal and covers
a. Remove the rear cover for the Y-axis compartment.
b. Remove the drip pan that is secured to the motor mounting bracket.
c. Remove the front and rear sheet metal covers from the table.
d. Disconnect the ATC door from the door assist cylinder and remove the ATC door
e. Remove the ATC wiper cover.
f. Remove the six countersink screws that secure the Y-axis sheet metal cover to the Y-axis
casting.
2. Remove the Y-axis motor, motor bracket and belt.
3. Remove the Y-axis motor plate bracket
4. Remove the hex nut, star washer, pulley, ferrule, key and clamp nut from the back end of the
ballscrew.
5. Remove the four SHCS that secure the ATC magazine to the ATC slide, and remove the magazine.
6. Remove the eight SHCS that secure the table to the support brackets and remove the table.
7. Remove the Y-axis sheet metal cover
8. Drive out the two roll pins of the Y-axis casting, located in between the casting mounting holes at
both ends.
9. Remove the seven SHCS that secure the Y-axis casting to the base.
10. Place a block of wood at the back of the Y-axis casting to prevent it from moving while hoisting, see
figure 6.6a.
11. Place a sling around the Y-axis casting and connect to suitable lifting equipment (e.g. engine hoist).
Figure 6.6a Figure 6.6b
12. Carefully lift the Y-axis casting away to expose the Y-axis ballscrew.
13. From the front of the machine, remove the five SHCS that secure the ball nut to the yoke and
disconnect the oil line feeding the ball nut. (See figure 6.6b)
14. Remove the four SHCS that secure the bearing cap to the Y-axis casting on the front of the
machine.
15. Slide the ballscrew out the front of the machine.
16. Remove the bearing housing from the bearing block.