YSM40R_Mainte_E - 第88页

3-18 3 Periodic maintenance items 4 Apply grease. 1. As shown in the figure at right, move the head unit manually to a position where the grease nipple is visible through the access window. 2. Use a grease gun (30° bent …

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3-17
3
Periodic maintenance items
2.1 X-Y axis (4-beam type)
This section describes the inspection, cleaning, and lubrication procedures for 4-beam type machines. For
details on the lubrication points and schedule, see "Chapter 5 Lubricating points". Prepare grease guns
(standard nozzle and bent nozzle types) and the specified grease (NSL).
2.1.1 Cleaning/greasing X-axis ball screw (4-beam type)
1
Prepare for work.
e
1. Remove all items sensitive to magnetic fields such as wristwatches and magnetic ID cards.
2. Press the emergency stop button and then open the machine safety cover.
3. Use the CLAMP ON/OFF switch to lower the feeder exchange carriage and detach it.
4. Place a square cloth on each Y-axis linear guide and push-up plate.
2
Detach the grease spattering
prevention cover.
Detach the X-axis grease spatter prevention
cover.
1. Loosen mounting screws for grease
spattering prevention cover (motor side)
with Phillips screwdriver.
2. Move the head unit to the motor side.
3. Remove mounting screws for grease
spattering prevention cover at the side
opposite to motor side with Phillips
screwdriver. Then pull out the grease
spattering prevention cover.
53312-N9-00
TIP
Reattach the X-axis grease spatter prevention cover by
reversing the above removal procedure.
3
Clean the ball screws.
1. Move the head unit to one end.
2. Wipe away the old grease and dirt from
the ball screw with a lint-free cloth or
paper towel (for clean room use).
3. Move the head unit to the opposite end
and wipe the opposite-side ball screw.
53313-N9-00
n
NOTE
When cleaning the ball screw, carefully clean its
groove area as well. After cleaning, make sure that no
dust, lint or debris remains on the ball screw.
Detaching grease spattering prevention cover
Step 2
Grease spattering prevention cover
Cover mounting screwsCover mounting screws (motor side)
Cleaning the ball screw
Step 3
Lint-free cloth
Ball screw
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3
Periodic maintenance items
4
Apply grease.
1. As shown in the figure at right, move the
head unit manually to a position where
the grease nipple is visible through the
access window.
2. Use a grease gun (30° bent type) to
inject the prescribed grease at the
grease nipple.
53314-N9-00
n
NOTE
Inject until the grease begins to seep out from the gap.
5
Wipe off the excess grease.
1. Move the head unit to one end.
2. Wipe off excess grease from the ball
screw and its end face.
3. Move the head unit to the opposite end
and wipe off excess grease from the ball
screw and its end face on the opposite
side.
53315-N9-00
6
Perform a warm-up.
1. Remove the square cloth.
2. Reattach the spatter prevention cover.
3. Close the machine safety cover, set the
feeder exchange carriage, and cancel
emergency stop.
4. Open the Warm-up screen, and perform
warm-up operation for about 8 minutes.
e
7
Check the grease condition.
1. After warm-up is finished, press the
emergency stop button and then remove
the grease spattering prevention cover.
2. Wipe off the grease which has collected
on the ball screw and its end faces.
c
CAUTION
Repeat Steps 6 and 7 until grease accumulations no
longer occur. Beginning production with grease
accumulations present could cause the grease to
spatter.
8
Reattach the grease spattering
prevention cover.
Applying grease
Step 4
Grease nipple
Grease gun (30° bent type)
Wiping off the excess grease
Step 5
Excess grease
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3
Periodic maintenance items
2.1.2 Cleaning/lubricating X-axis guide (4-beam type)
1
Prepare for the task.
e
1. Remove all items sensitive to magnetic fields such as wristwatches and magnetic ID cards.
2. Press the emergency stop button and then open the machine safety cover.
3. Use the CLAMP ON/OFF switch to lower the feeder exchange carriage and detach it.
4. Place a square cloth on each Y-axis linear guide and push-up plate.
2
Clean the guide.
1. Move the head unit to one end.
2. Using a lint-free cloth (for clean room),
wipe the old grease and soiling from the
entire guide.
3. Move the head unit to the opposite side
and clean the opposite-side guide.
53316-N9-00
3
Apply grease into the center grease
nipples.
1. Move the head unit to the motor side.
2. Use the grease gun (bent nozzle type) to
inject the specified grease (NSL) into the
grease nipples (2 places) located near
the center of machine.
53317-N9-00
Cleaning the guide
Step 2
Cloth
Guide
Injecting the grease
Step 3
Center grease nipples (2 places)
Grease gun
(bent nozzle type)