6 POSITIONING CONTROL

(3)Positioning conditions

(a)Positioning conditions are shown below.

Item

Servo program No.

No.31

 

Positioning method

Absolute data method

Positioning speed

1000

(b)Positioning start command ........ Turning PX000 off to on (OFF ON)

(4)Operation timing

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

V

Combined-speed

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.31

t

Servo program No.31 for auxiliary point-specified circular interpolation control is shown below.

<K 31>

 

 

 

 

Auxiliary point-specified circular interpolation

 

 

 

 

ABS

 

 

 

 

 

 

 

 

Axis

1,

80000

 

control

 

Axis

2,

30000

 

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

Speed

 

 

1000

 

 

Axis 1 . . . . . . 80000

Auxiliary

1,

40000

 

End point address

 

Axis 2 . . . . . . 30000

point

2,

50000

 

 

Auxiliary

 

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

point

 

 

 

 

Auxiliary point address Axis 1 . . . 40000

 

 

 

 

 

Axis 2 . . . 50000

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

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