35
3.2.4. Maintenance of Device
Routine check and maintenance policy should be established.
3.2.4.1. Check Below Points Daily
Inspection Items
Please check below
before turn on the
machine
1) Temperature and humidity: temperature range from 20
℃
to 26
℃
, humidity
range from 45% to 70
％
.
2) No stuff on dual rails or the whole placement area.
3) No stuff on the fix camera lens. Make it clean and tidy.
4) No stuff around the head nozzles.
5) Check if nozzle is dirty or out of shape. Clean it or change it into a new one.
6) No stuff on the feeders, and make sure they’re well installed.
7) Check if the air hose is well connected with the machine.
Please check below
after turn on the
machine
1) Check if the monitor’s screen could display well after system starting working.
2) Check if emergency switch could work well.
3) Check if the placement head could return to the original place correctly.
4) Check if noise happens when placement head moving.
5) Check if negative pressure could under a normal range.
6) Check the PCB’s transmission on dual rails to see if the sensor still works
well.
7) Check the positioning column and holes are correct and fastened.
3.2.4.2. Check Below Points Monthly
Checking Points
Checking List
X
、
Y axis
Make sure no abnormal noise when placement head move.
X
、
Y motor
Make sure motors working well, no abnormal heating appearance.
Nozzle
Check if nozzles stretch well with no bending and check if the suction surface is
horizontal.
Air hose
Check the air hose and connector, make sure hose is fine without broken, abrasion or
air-leak etc.
Step Motor
Make sure no dust on the step motor, synchronous belt and synchronous wheel; the Z
axis motor can rotate and fluctuate without obstacles.
Z axis Motor
Check if the placement head could move up and down smoothly. Push up the nozzle by
hand to see whether it can move smoothly. Move the placement head up and down in
the proper range.
Negative pressure
check all nozzles’ negative pressure.If abnormal,please clean nozzles.
Positive pressure
check whether they’re normal.
Optical axis
please check whether it is covered dusk. Please keep it clean and lubricated.
Operation button
check each button to make sure they are well-worked
Connector
check if well-connected of the air connector and air hose.
