YS24X_Mainte_E - 第116页
3-49 3 Periodic maintenance items 4 Change the conv ey or width to its minimum width. 1. Close the machine' safety cover , and cancel the emergency stop. If the machine could be equipped with a carriage, set the car…
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Periodic maintenance items
5.2 Cleaning and lubricating the W-axis
Every six months, cleaning and lubrication of the ball screw, guide, and hex spline of W axis are necessary. For
lubrication locations, see "Chapter 5 Lubrication points and schedule". For lubrication of the dual stage W2
axis (U axis), see "4.7 Dual stage only: Cleaning and lubrication of U axis (W2 axis)" in this chapter.
1
Change the conveyor width to its
maximum width.
1. Press the [Conveyor Width] button on the
[Unit] – [Conveyor] screen to display the
“Conveyor Width” screen.
2. Enter the maximum value of the
conveyor width in the “Changed
conveyor width”, press [OK]. The
conveyor is changed to the width that
was just entered.
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The maximum value of the conveyor width is 460 mm
for the single lane and dual stage specifications. In
case of the dual lane specification, the maximum value
of the conveyor width in one side lane is 382 mm. Enter
382 mm on lane 1.
2
(For dual stage specification only)
Move the stage 2 up.
1. Push the [Stage 2] - [Pushup] button to
display the “Conveyor Pushup” screen.
2. Enter “0.1 mm” in Thickness, and press
the [OK] button. The stage 2 moves up.
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NOTE
By moving up the stage 2, it becomes easier to access
the W3-axis ball screw and guide.
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3
Clean the each part of W-axis.
1. Press the emergency stop button, and
open the machine’s safety cover.
2. If the machine is equipped with a
carriage, remove to the carriage for
easy access to the w-axis.
3. Remove everything affected by
magnetism such as wrist watches,
magnetic ID card, etc.
4. Wipe the old grease and soiling from the
W-axis ball screw, guide, and the whole
hexagon spline with a lint-free cloth that
does not raise dust.
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NOTE
When performing cleaning, clean the lead groove part
of the ball screw and the groove of the guide rail
carefully. Also, make sure no dust is generated.
n
NOTE
The number of cleaning areas (ball screw, guide, and
hex spline) differs depending on the specification of the
machine. See "Chapter 5 Lubrication points and
schedule".
Changing the conveyor width
Step 1
[width] button Enter the maximum conveyor value
Dual lane specification screen
Enter the pushup board thickness
Step 2
[Push Up] buttonEnter the thickness
Cleaning the each part of W-axis
Step 3
Guide
Lint-free cloth
Hexagon spline
Ball screw
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Periodic maintenance items
4
Change the conveyor width to its
minimum width.
1. Close the machine' safety cover, and
cancel the emergency stop. If the
machine could be equipped with a
carriage, set the carriage.
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.
4. (For the dual stage specification) Follow
the procedure of Step 2 to move the
stage 2 up.
n
NOTE
For the dual lane specification, enter 382 mm for the
conveyor width of lane 2 side.
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When the conveyor width is changed, the push-up
plate moves down automatically.
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5
Clean the rest of the part.
1. Press the emergency stop button and
then open the machine safety cover.
2. If the machine is equipped with a
carriage, remove to the carriage for
easy access to the w-axis.
3. Wipe off the remaining grease or soiling
describes in Step 3 with a lint-free cloth.
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Apply grease.
1. While the conveyor width is minimum,
apply the specified grease (NSL) by hand
uniformly over the surface of hex spline,
the surface and groove of ball screw,
and the surface and groove of guide.
2. Close the machine' safety cover, and
cancel the emergency stop. If the
machine could be equipped with a
carriage, set the carriage.
3. Follow the procedure of Step 1, and set
the conveyor width to maximum.
4. (For the dual stage specification) Follow
the procedure of Step 2 to move the
push-up plate up.
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5. Press the emergency stop button and
open the machine’s safety cover. If the
machine is equipped with a carriage,
remove the carriage.
6. Apply grease to the positions where the
grease could not be applied in 1.
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Cleaning the each part of W-axis 2
Step 5
Wipe off remaining grease or soiling.
Applying grease
Step 6
Grease (Apply grease in a uniform manner.)
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Periodic maintenance items
7
Spread the grease.
1. Close the machine' safety cover, and
cancel the emergency stop. If the
machine could be equipped with a
carriage, set the carriage.
2. Change the conveyor width from
maximum to minimum several times with
the procedures of Step 1 and 4.
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Wipe away excess grease.
1. Press the emergency stop button and
then open the machine safety cover.
2. If the machine is equipped with a
carriage, remove to the carriage for
easy access to the w-axis.
3. Use a lint-free cloth that does not raise
dust to wipe the excessive grease on the
end of hex spline, ball screw, and end of
guide.