YRM20_Mainte_E.pdf - 第105页

4. 6-month maintenance 3-38 Chapter 3 Periodic maintenance items 4.1.2 Multi-vision camera T his section describes the cleaning procedure for the multi-vision camera lighting unit. e 1 Detach t he camera co ver . 1. Pres…

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4. 6-month maintenance
3-37
Chapter 3 Periodic maintenance items
4. 6-month maintenance
This section describes 6-month maintenance items.
4.1 Cleaning of camera lighting unit
The camera lighting unit is require to be cleaned periodically, as it may be soiled by dust or dirt.
c
CAUTION
Do not apply strong force or shock to the camera unit and lighting unit during cleaning. Optical axis adjustment might
become unreliable.
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CAUTION
When the trouble occurs with the lighting unit, contact YAMAHA sales representative. Disassembly and cleaning of the
lighting unit by the user will void the warranty.
4.1.1 Fiducial camera
The fiducial camera is mounted near the head. The cleaning procedure for the camera's lighting unit is
described below.
1
Move the head unit.
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1. Remove all items sensitive to magnetic fields
such as wristwatches and magnetic ID cards.
2. Press the emergency stop button and detach
the feeder exchange carriage.
3. Open the machine safety cover and move
the head unit to a convenient position for
maintenance work.
2
Clean the lighting unit using an optical
brush to remove the dust.
3
Clean the reflector plate using a cotton
swab slightly dampened with lens
cleaner to clean the reflector plate side
as shown in the figure right.
TIP
The optical brush and lens cleaner are optional purchase
items.
Fiducial camera lighting unit
Using an optical brush to remove dust
Step 2
Optical brush
53346-KMX-00
Cotton swab dampened
with lens cleaner
Cleaning the reflector plate
Step 3
Reflector plate
53347-KMX-00
4. 6-month maintenance
3-38
Chapter 3 Periodic maintenance items
4.1.2 Multi-vision camera
This section describes the cleaning procedure for the multi-vision camera lighting unit.
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1
Detach the camera cover.
1. Press the emergency stop button and detach
the feeder exchange carriage. Then open
the machine safety cover.
2. Loosen 4 mounting bolts using a hexagon
wrench (2.5) and pull out the lighting cover
(including protective glass) upward.
2
Wipe the front and back sides of
protective glass with a lint-free cloth
dampened with a few drops of lens
cleaner.
3
Clean the lighting using an optical
brush to remove the dust.
4
Clean the lens unit using a cotton swab
dampened with a small amount of lens
cleaner.
5
Return the camera cover to its original
place and tighten 4 mounting bolts.
TIP
The optical brush and lens cleaner are optional purchase
items.
Detaching camera cover (protective glass)
Step 1
Transparent glass
Camera cover
Mounting bolt
Mounting bolt
53348-KMX-00
Cleaning the lighting
Step 3
Lighting
Optical brush
53349-KMX-00
Cleaning the lens
Step 4
Lens
Cotton swab dampened
with lens cleaner
53350-KMX-00
4. 6-month maintenance
3-39
Chapter 3 Periodic maintenance items
4.1.3 Scan camera [HM head]
The lighting diffuser plate of scan camera and prism are mounted at the aperture located at left end of
camera. The diffuser plate and prism may be soiled with dust and dirt during long term using. The periodical
cleaning is recommended.
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CAUTION
Do not apply strong force or shock to the camera unit during cleaning. The glass parts installed inside of camera may be
damaged.
1
Store all the nozzles.
1. Open [Unit] - [Head] screen.
2. Select any head unit from "Table Select".
3. Press the [Nozzle Change] button.
4. Select "ALL" for "Head Number" and select
"Store Nozzle" for "Nozzle Type" on the
"Nozzle Change" screen.
5. Press the [OK] button to return all nozzles to
the nozzle station.
n
NOTE
When the nozzle station is not installed, press the
emergency stop button and remove nozzles by hand.
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2
Move the head unit.
1. Press the emergency stop button and detach
the feeder exchange carriage.
2. Open the machine safety cover and move
the head unit by hand to the convenient
position to work.
3
Move the scan camera.
1. Confirm that all the heads stay at their
topmost position. When they interfere the
scan camera, move up all the heads to their
topmost position.
2. Move the scan camera to leftmost (head no.
10 side) viewed from the front of head unit.
Avoid to apply excessive force.
4
Clean the diffuser plate and prism.
1. Wipe away the soil on the upper surface of
diffuser plate of the main lighting and prism
using a cotton swab. The prism face is small,
so that make the swab tip thinner by twisting
with your fingers and wipe lightly with it.
2. Wipe the diffuser plate of side view lighting
and prism using a cotton swab. Use hand
mirror or the similar as the prism face cannot
be seen from front side.
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CAUTION
Do not use a solvent (including lens cleaner). Using a
solvent may cause the surface coat of prism to damage, or
the diffuser plate surface to discolor.
5
Return the nozzles to their removed
positions if they are removed by hand
from heads.
Storing nozzle
Step 1
Select “ALL” for Head Number, “Store Nozzle”for Nozzle Type
[Nozzle Change] button
Table Select
54313-KMX-00
Cleaning the diffuser plate and prism
Step 3, 4
Cotton swab
Diffuser plate for main camera
Diffuser plate for side view camera
Prism for side view camera
Prism for main camera
Move by hand
Scan camera
53351-KMX-00