6 POSITIONING CONTROL

(4) Operation timing

Operation timing for radius-specified circular interpolation control is shown below.

V

Servo Program No.41

Combined-speed

t

PLC ready flag (M2000)

All axes servo ON command (M2042)

All axes servo ON accept flag (M2049)

Axis 1 servo ready (M2415)

Axis 2 servo ready (M2435)

Start command (PX000)

Servo program start

Axis 1 start accept flag (M2001)

Axis 2 start accept flag (M2002)

(5) Servo program

Servo program No.41 for radius-specified circular interpolation control is shown below.

<K 41>

Radius specified-circular interpolation

 

ABS

 

 

 

control

 

Axis

1,

100000

 

Axis used . . . . . Axis 1, Axis 2

Axis

2,

50000

 

 

Axis 1 . . . 100000

 

 

Speed

 

1000

 

End address

 

 

Axis 2 . . . . 50000

Radius

 

80000

 

 

Positioning speed . . . . . . . . . 1000

Radius . . . . . . . . . . . . . . . 80000

(Note): Example of the Motion SFC program for positioning control is shown next page.

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