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Advanced Positioning 4
4-1
4. Advanced Positioning
4.1 Interpolation control
The interpolation function controls two or more axes alternately or simultaneously. Linear
interpolation and circular interpolation are usually offered.
X axis
< 2-axis linear interpolation >
End point
Start point
Y
axis
Start point
X axis
Y axis
End point
Z axis
< 3-axis linear interpolation >
Speed change in X axis
Speed
Time
< Linear interpolation >
- Linear interpolation controls two or
more axes so that the start point and
the end point (target position) are
connected in the shortest way.
- In this case, the locus is linear.
- Models applicable to 2-axis linear
interpolation control
[FX-20GM,E-20GM,FX
2N
-20GM
AD75P2/P3,AD75M2/M3,
QD75P2/P4,QD75D2/D4,
A171SH,A172SH,A173UH,A273UH]
- Models applicable to 3 or 4-axis linear
interpolation control
[A171SH,A172SH,A173UH,A273UH]
- Application examples
[Drilling on steel sheet, insertion of
parts into PCB, automatic warehouse,
automatic crane, etc.]
Positioning Control