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5 POSITIONING CONTROL
5.7 Radius-Specified Circular Interpolation Control
■
Positioning conditions
• Positioning conditions are shown below.
• Positioning start command: X0 Leading edge (OFF
ON)
■
Operation timing
Operation timing for radius-specified circular interpolation control is shown below.
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Motion SFC program
The Motion SFC program for executing the servo program (No. 41) for radius-specified circular interpolation control is shown
below.
*1 Example of the above Motion SFC program is started using the automatic start or sequence program.
Item
Servo Program No.
No.41
Positioning method
Absolute data method
Positioning speed
1000
Axis 2 [St.1075] Servo ready (M2435)
Servo program start
t
V
Vector speed
[Rq.1120] PLC ready flag (M2000)
[Rq.1123] All axes servo ON
command (M2042)
[St.1045] All axes servo ON accept
flag (M2049)
Axis 1 [St.1075] Servo ready (M2415)
Start command (X0)
Axis 2 [St.1040] Start accept flag
(M2002)
Axis 1 [St.1040] Start accept flag
(M2001)
Servo Program No.41
SET M2042
X0*M2415*M2435
END
!X0
Wait until X0 turn OFF after circular interpolation
completion.
Turn on all axes servo ON command.
Wait until X0, Axis 1 servo ready and Axis 2 servo
ready turn on.
Radius specified-circular interpolation control
Axis used . . . . . . . . . . . . . . . Axis 1, Axis 2
Positioning speed . . . . . . . . . . . . . . . . . . . . .
. . . . . . .
Axis 1 . . . 100000 [pulse]
Axis 2 . . . . 50000 [pulse]
End point address
Radius specified-circular
interpolation control
ABS
Axis 1, 100000 pulse
Axis 2, 50000 pulse
Speed 1000 pulse/s
Radius 80000 pulse
1000 [pulse/s]
Radius . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80000 [pulse]
[F10]
[G10]
[G20]
[K41]
Содержание MELSEC iQ-R16MTCPU
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