Cnc programming – Lenze ETC Motion Control User Manual

Page 107

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CNC programming

G functions

G functions individual descriptions

3

3.2

3.2.2

l

107

EDSTCXN EN 2.0

3.2.2.8

G16 Selection of the principal and secondary axes of the current NC channel

With G16, the principal and secondary axes of the current NC channel which
are involved in the three main planes can be freely selected and thus the
preset axes X,Y,Z and A,B,C can be replaced.

G16 AXES

AXES

Axes, which should be selected as the principal and secondary axes.
1: first principal axis (X)
2: second principal axis (Y)
3: third principal axis (Z)
4: first secondary axis (C)
5: second secondary axis (A)
6: third secondary axis (B)

The selection of other principal and secondary axes is necessary if different
axes to the preset axes should be interpolated with G2/G3, corrected using
the TRC or considered during Look Ahead.

If the first principal axis is a linear axis, then the second and third principal
axis must also be a linear axis and all secondary axes must be rotation axes.
All axes, which should be involved in the three main planes, must be
programmed. The programming of the feed speed takes place with all
interpolation tasks, in which one of the principal axes or another linear axis
is involved, in mm/min.

If the first principal axis is a rotation axis, no other axes must be programmed
for G16. The programmed axis becomes the master axis. The programming
of the feed speed for all interpolations, in which this axis is involved, is made
in 1/min.

G16 can be programmed without parameters in order to restore the default
configuration with X,Y,Z and A,B,C.

G16 U1 V2 W4

Selection of the U and V axis as linear principal axes and W as a rotative
secondary axis, valid in the X−Y plane (G17).

G17

Select U−V plane.

G0 U0 V0

Approach starting point for circular interpolation.

G2 U100 R50

Interpolate semi−circle in the U−V plane.

G16

Restore default configuration.

Syntax

Meaning of the addresses

Explanation

Example

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