Combining Axes - Omron NX-series User Manual

6 Introduction of Motion Control Functions
6-2-7

Combining Axes

The sum or difference of two positions can be used as the command position for the slave axis. Opera-
tion starts when the MC_CombineAxes instruction is executed. Use the MC_Stop instruction to stop
axes in motion.
The following figure is an example demonstrating operation when subtracting axes. Slave (Slave Axis)
command current position = Master (Master Axis) command current position − Auxiliary (Auxiliary Axis)
command current position)
Master
(master axis)
Execute of MC_CombineAxes
Velocity
changes to TRUE
Position: 200
Auxiliary
(auxiliary axis)
Execute of MC_CombineAxes
Velocity
changes to TRUE
Position: 100
For details on combining axes, refer to the MC_CombineAxes and MC_Stop instructions in the
NJ/NX-series Motion Control Instructions Reference Manual (Cat. No. W508).
6-26
Time
Position: 600
-
Time
Position: 110
NX-series NX1P2 CPU Unit Built-in I/O and Option Board User's Manual (W579)
Slave
(slave axis) Execute of MC_CombineAxes
changes to TRUE
Velocity
Position: 0 Position: 390
Time