Printer 600 Paste Dispenser System.pdf - 第6页
3$67(',6 3(16(56< 67(0 6(48(1&(6 10.6 Technical Reference Manual Chapter I ssue 2 Jul 02 SEQUENCES Homing Sequence The pa ste dispenser is driv en to the home positi on on the following occa sions: • Initia…
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Chapter Issue 2 Jul 02 Technical Reference Manual 10.5
DRIVES AND SENSORS
Motors
Sensors
Figure 10-3 Drives and Sensors Location
Name Type Control Card Functional Description
Paste Carriage
Stepper Motor
Stepper Motor
9M8
Dual Stepper X6 Drives the paste dispenser along
the X axis to dispense paste.
Cartridge Tilt
Motor
dc Moving Coil
Motor 9M9
MultiMove X12 Drives the paste dispenser down
to dispense paste and up to
home the dispenser.
Name Type Control Card Functional Description
Paste Carriage
Home Sensor
Hall Effect 9SE12 Multiplexer X1 Determines the home position
for the paste dispense carriage.
Cartridge Empty
Sensor
Proximity 9SE15 MultiMove X12 Determines when the paste car-
tridge is empty.
Cartridge Vertical
(Down) Sensor
Hall Effect 9SE14 MultiMove X12 Determines the down position for
the paste dispenser
Cartridge Hori-
zontal (Up) Sen-
sor
Hall Effect 9SE13 MultiMove X12 Determines the up position for
the paste dispenser.
Printhead Plan View
(Covers removed)
Cartridge Horizontal
(Up) Sensor
Paste Carriage
Home Sensor
Paste Carriage
Stepper Motor
(Beneath)
Cartridge
Empty Sensor
Cartridge Tilt Motor
Cartridge Vertical
(Down) Sensor
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10.6 Technical Reference Manual Chapter Issue 2 Jul 02
SEQUENCES
Homing Sequence The paste dispenser is driven to the home position on the following occasions:
• Initialization (power-up or exiting diagnostics)
• After each auto paste dispense
• On selection of the system button to restore system power following an E
Stop
The homing sequence is carried out in the following steps:
1. The paste dispenser is driven to the home sensor by the paste carriage
stepper motor.
2. The home vane enters the home sensor Hall effect switch, the paste
dispenser is halted. The nozzle is sealed against the spring loaded paste
seal.
Paste Dispenser
Paste Carriage
Paste Carriage Home Sensor
Paste Carriage Home Vane
Paste Carriage Stepper Motor
Paste Carriage (Viewed from Front of Machine)
Paste Seal
Nozzle
Sensor Vane
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Chapter Issue 2 Jul 02 Technical Reference Manual 10.7
3. The paste dispenser is driven in the opposite direction.
4. The home vane clears the home sensor, the paste dispenser is halted. The
paste dispenser system is now in the home position.
Operation Sequence
Two modes of operation are available for paste dispense applications:
• Automatic - the frequency of paste dispense can be programmed into the
product file
• Manual - by selection at the control screen of the MMI
The sequence of operation is carried out in the following steps:
Sensor
Vane