YSM20R_YSM20WR_Mainte_E - 第115页

3-54 3 Periodic maintenance items 8 Apply grease to ball scre w and hexagon spline. Apply the specified grease (NSL) with finger uniformly over the hexagon spline shaft sur face and ball screw surface and groove. 9 Apply…

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3-53
3
Periodic maintenance items
e
4
Clean each part of W/U axes.
1. Press the emergency stop button and
then open the machine safety cover.
2. If the machine is carriage type, detach
carriage to access to the conveyor.
3. Take off all accessories susceptible to the
magnetic fields, such as a wristwatch
and/or magnetic ID card.
4. Wipe the old grease and soiling on entire
areas of 8 ball screws, 6 guides , and 4
hexagon splines of the W and U axes with
lint-free cloth.
n
NOTE
Carefully wipe the lead grooves of the ball screw and
guide rail during the cleaning. Additionally, make sure
that any dirt is not produced after wiping.
n
NOTE
See "Chapter 5 Lubrication points" for the positions and
quantities of ball screw, guide, and hexagon spline.
5
Change the conveyor width to the
maximum width.
1. Close the machine safety cover and
cancel the emergency stop. Attach the
carriage if the machine is the carriage
type.
2. Press the [Width] button to display the
"Conveyor Width" screen.
3. Enter the maximum value of the
conveyor width of dual-stage type "490
mm" in the "Target Width" box and press
the [OK] button. The conveyor width is
changed to the specified width.
TIP
The push-up unit is lowered automatically by changing
the conveyor width.
6
Raise the push-up unit.
Raise the push-up unit following Step 3.
e
7
Wipe off remaining grease.
1. Press the emergency stop button and
then open the machine safety cover.
2. Detach the carriage if the machine is the
carriage type.
3. Wipe off remaining grease describes in
Step 4 with lint-free cloth.
Cleaning W-axis and U-axis
Step 4
Ball screw
Guide
Hexagon spline shaft
Cloth
53369-KMK-00
Cleaning W-axis and U-axis 2
Step 7
Wipe off remaining grease.
53370-KMK-00
Changing conveyor width to maximum
Step 5
[Width] button Enter “490 mm”.
543108-KMK-00
3-54
3
Periodic maintenance items
8
Apply grease to ball screw and
hexagon spline.
Apply the specified grease (NSL) with finger
uniformly over the hexagon spline shaft
surface and ball screw surface and groove.
9
Apply grease to the guide.
Apply grease to the guide with grease gun.
Inject the specified grease (NSL) to the
grease nipple of the guide with a grease
gun (bent type nozzle).
n
NOTE
Apply grease until the new grease oozes from the gap.
n
NOTE
See "Chapter 5 Lubrication points"for the positions and
quantity of the guide grease nipple.
Applying grease to ball screw/hexagon spline
Step 8
Grease (Apply uniformly.)
53371-KMK-00
Applying grease to guide
Step 9
Grease nipple
Grease gun (30°-bent type)
Position of grease nipple
Grease nipple
Linear guide block
Guide
W1W2W3
W4
53372-KMK-00
3-55
3
Periodic maintenance items
0
Change the conveyor width to the
minimum width.
1. Close the machine safety cover and
cancel the emergency stop. Attach the
carriage if the machine is the carriage
type.
2. Press the [Width] button to display the
"Conveyor Width" screen.
3. Enter the minimum value of the conveyor
width "50 mm" in the "Target Width" box
and press the [OK] button. The conveyor
width is changed to the specified width.
q
Raise the push-up unit.
Raise the push-up unit following Step 3.
e
w
Apply grease to rest of ball screw
and hexagon spline.
1. Press the emergency stop button and
then open the machine safety cover.
2. If the machine is carriage type, detach
carriage to access to the conveyor.
3. Apply the specified grease (NSL) with
finger uniformly over the hexagon spline
shaft surface and ball screw surface and
groove where grease could not be
applied in Step 8.
e
Spread the grease.
1. Close the machine safety cover and
cancel the emergency stop. Attach the
carriage if the machine is the carriage
type.
2. Change the conveyor width to maximum
and minimum several times referring to
Step 5 and Step 2.
e
r
Wipe away excess grease.
1. Press the emergency stop button and
then open the machine safety cover.
2. If the machine is carriage type, detach
carriage to access to the conveyor.
3. Wipe away excess grease on the edge
of ball screw, guide, and hexagon spline
shaft with lint-free cloth.
Change conveyor width to minimum
Step 10
[Width] button Enter “50 mm”.
54309-KMK-00