6 POSITIONING CONTROL

[Program]

Program for central point-specified circular interpolation control is shown as the following conditions.

(1) System configuration

Central point-specified circular interpolation control of Axis 1 and Axis 2.

Motion CPU control module

Q61P Q02H Q172H Q172 QX41

CPU CPU LX

Positioning start command (PX000)

AMP AMP AMP AMP

Axis

Axis

Axis

Axis

1 M

2 M

3 M

4 M

(2) Positioning operation details

The positioning uses the Axis 1 and Axis 2 servomotors.

The positioning by the Axis 1 and Axis 2 servomotors is shown in the diagram below.

Axis 2 positioning direction

(Forward direction)

 

 

 

Start address

 

 

Positioning using the servo program No.51

 

 

 

 

 

 

 

(111459, 30000)

 

 

 

30000

 

 

 

 

 

End address

 

 

 

 

 

 

 

20000

 

 

 

 

(78541, 30000)

 

 

 

 

 

Central point address

 

 

 

 

 

 

 

 

 

 

 

 

(45000, 20000)

Axis 1 positioning direction

 

 

 

 

 

 

 

0

 

11459

45000

78541

 

(Forward direction)

 

 

 

 

 

 

 

 

(3)Positioning conditions

(a)Positioning conditions are shown below.

Item

Servo Program No.

No.51

 

Positioning method

Absolute data method

Positioning speed

1000

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

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