YG12_英文保养手册.pdf - 第85页
Chapter 4 How to replace consumable par ts Contents 1. Replacing nozzle leaf springs 4- 1 2. Replacing an air joint (YG12) 4- 2 3. Ejector unit 4- 3 3.1 Replacing an ejector bit 4- 3 3.2 Replacing a solenoid coil 4- 4 3.…
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3
Periodic maintenance items
4.7 Cleaning the scan camera lighting unit (6-month inspection)
The light diffuser plate and prism for the scan camera are attached to the opening at the left end of the camera.
These diffuser plate and prism may become dirty due to dust and dirt. Periodic cleaning is recommended.
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the camera unit.
1
Return all nozzles to the nozzle station.
1. Pressthe[Unit]buttonandopenthe
[Head] tab. Then press the [Nozzle
Change] button.
2. In the "Nozzle Change" dialog that
appears, select "ALL" from the "Head
Number" drop-down list and select "Store
Nozzle" from the "Nozzle Type" drop-down
list.
3. Press the [OK] button to return all nozzles
to the nozzle station.
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NOTE
If the machine does not have a nozzle station, press the
emergency stop button and then detach the nozzles
by hand.
2
Move the head unit.
Press the emergency stop button and then
move the head unit to a position where
cleaning can be carried out easily.
3
Move the scan camera.
1. Move all heads (nozzle holder sections)
by hand to their upper ends.
2. Move the scan camera to the right side
of the R-axis motor. At this point, do not
apply excessive force to the scan
camera.
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NOTE
When the machine has only one fiducial camera,
moving the scan camera to the left end will make
cleaning easier.
4
Wipe the diffuser plate and prism.
1. Useacottonswabtoremovedustand
dirt on the upper surface of the main
light diffuser plate and on the prism
surface. Since the prism surface is
narrow, twist the end of the cotton swab
into a pointed tip and use it to wipe the
prism surface lightly.
2. Wipe the side-view light diffuser plate
andprismusingacottonswab.Usea
hand mirror when wiping the prism
surface since it cannot be seen from the
front.
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of the prism to peel or flake and the diffuser plate to
discolor.
Returning all nozzles to nozzle station.
Step 1
Cleaning the light diffuser plate and prism
Step 4
Light diffuser plate
Prism
Cotton swab
Cleaning points of light diffuser plate and prism
Main diffuser plate
Side-view diffuser plate
Side-view prism
Front of machine
Main prism
Chapter 4 How to replace consumable parts
Contents
1. Replacing nozzle leaf springs 4-1
2. Replacing an air joint (YG12) 4-2
3. Ejector unit 4-3
3.1 Replacing an ejector bit 4-3
3.2 Replacing a solenoid coil 4-4
3.3 Replacing the cleaning blow valve 4-5
4. Replacing a feeder valve (YG12) 4-6
5.
Cleaning and replacing the conveyor belts
4-7
6. Lubrication points 4-9
6.1 X-axis linear guide and ball screw 4-9
6.2 Y1 and Y2 axis linear guide and ball screw 4-10
6.3 PU-axis linear guide and ball screw 4-10
6.4 Conveyor W-axis linear guide and ball screw 4-11
6.5 Head spline shaft 4-11
4-1
4
How to replace consumable parts
1. Replacing nozzle leaf springs
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1
Press the emergency stop button.
The machine must be in emergency stop to
ensure safety during work.
2
Remove the nozzle.
Remove the nozzle attached to the leaf
springs to be replaced, by pulling it
downwards by hand.
3
Remove the leaf springs.
Use a Phillips precision screwdriver to loosen
the screws securing the defective leaf
springs and remove the leaf springs from the
nozzle holder while pressing the nozzle shaft
from the back.
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4
Attach new leaf springs.
While pressing the nozzle shaft from the
back, tighten the screw with the Phillips
precision screwdriver to assemble the leaf
spring.
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5
Reattach the nozzle.
6
Check that the nozzle is held
securely.
1. Check that there is no gap between the
leaf springs and nozzle.
2. Attempt detaching and attaching the
nozzle several times to check that there
is no looseness.
Removing nozzle leaf springs
Step 3
Nozzle leaf
spring mounting
screw
Nozzle
holder
Nozzle leaf
spring
Attaching nozzle leaf springs
Step 4
Leaf
spring
Nozzle
Nozzle leaf spring mounting screw
Precision screwdriver