SG_FSE_SiplaceHF_HF3_00193901-05_eng - 第160页

1 - 46 S tudent Guide SIPLACE HF/HF3 4 Services to the machine Edition 09/2005 46 4.3.7 Pneumatic Supply Collect and Place Haed The 4.8 bar air supply is used for principle things on the C&P he ad: – vacuum –a i r k …

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Student Guide SIPLACE HF/HF3
Edition 09/2005 4 Services to the machine
45
4.3.5 Pneumatic Supply Docking Unit (Compnent-table 1-4)
Fig. 4.3 - 15 pneumatic supply docking unit (co-table)
4.3.6 Bulk Case System and Nozzle Changer
A further adjustable regulator is used to reduce the 5.0 bar to 2.5 +0.5 bar. This air supply is
presently used for the bulk case feeder system and for the npzzle changer
.
3
2
1
4
Legend:
1: drive cylinder for locking device, table
movement 43 mm
2: adjustable throttle on the cylinder
3: cylinder for table release (push out) 10mm
movement
4: air supply 5+-0.1 bar
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Student Guide SIPLACE HF/HF3
4 Services to the machine Edition 09/2005
46
4.3.7 Pneumatic Supply Collect and Place Haed
The 4.8 bar air supply is used for principle things on the C&P head:
– vacuum
–air kiss
– cooling the X-axis motor.
The major difference here on the DLM 2 head compared with the former DLM 1 head is the cooling
pipe for the X-axis drive
Fig. 4.3 - 16 vacuum distribution on revolving head
Legend:
1. a: Valve for vacuum - air kiss placement (valve plunger) b: Reject position (not used on HF)
2. Air kiss sensor
3. Vacuum sensor for pick-up and placement
4. Vacuum sensor for 11 segments (on a 12 nozzle head) or 5 segments (on a 6 nozzle head) in
holding circuit
5. Venturi vacuum generator
6. Solenoid valve air kiss
air distribution block
Pick up and
placement
circuit
holding circuit
air kiss
air kiss
4.5 bar +0.1 input from gantry
distributor
3
2
1a
4
5
6
1b
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Student Guide SIPLACE HF/HF3
Edition 09/2005 4 Services to the machine
47
4.3.8 Pneumatic Supply Twin Head:
The 4.8 bar air supply is also used for following basic application on the Twin head:
– vacuum
– air kiss
– retract spring for z-axis
– cooling X-axis motor
4
Fig. 4.3 - 17 pneumatic distribution Twin head
Legend:
1. retracting cylinder for Z-axisTWIN-head segment
2. vacuum generator TWIN-head segment1
3. retracting cylinder for Z-axis twin head segment 2
4. vacuum generator TWIN-head segment 2
5. cylinder with spring for retracting Z-axis in fail mode
6. valve for Z-axis retract process in fail mode (controlled by power fail)
3 4
1 2
4.6 +0.1 bar