Spot Welding Application Using An Air Gun; System Overview Of Spot Welding System Using An Air Gun - YASKAWA YRC1000 Operator's Manual

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Spot Welding Application Using an Air Gun

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1 Spot Welding Application Using an Air Gun
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System Overview of Spot Welding System Using an Air Gun

System Overview of Spot Welding System Using an Air Gun
An I/O signal diagram of a typical spot welding system is shown below.
Fig. 1-1: I/O Signal Diagram for Spot Welding System
Robot
Controller
• WELD COND (level signal)
• Sets the welding conditions for the welder.
• The output format can be set as binary or discrete.
• Can handle up to 255 conditions (for binary).
8-bit
128
(8)
• WELD REQUEST (level/pulse)
Outputs the start instruction to the welder.
• WELD ERROR RESET (level)
Resets the welding alarm status of the welder.
• GUN PRESSURE (level)
Outputs gun pressure instruction to the welding gun.
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WELD COND
Welder
(8 bits max)
WELD
REQUEST
WELD
COMPLETION
WELD ERROR
WELD ERROR
RESET
WELD ON/OFF
GUN PRESSURE
STROKE CHANGE
Welding Gun
(Single Solenoid /
Double Solenoid)
DOUBLE STROKE GUN
FULL-OPEN DETECTION
DOUBLE STROKE GUN
SHORT-OPEN DETECTION
64 32 16 8
(7) (6) (5) (4) (3)
* Values in parentheses are for discrete.
4 2 1
(2) (1)
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