13. Program Support Functions
13.24 Tool Center Point Control; G43.4/G43.5
486
(2) Passing singular point type 2
Select the one with the smaller rotary movement amount of the tool base-side rotary axis or the
table workpiece-side rotary axis on the singular point. When the tool base-side rotary axis and
the table workpiece have the same rotary movement amount, select the one with the tool
base-side rotary axis or the table workpiece-side rotary axis that are to be rotated in the
minus-coded direction.
<Tool tilt type>
X(-)
Y(-)
Z(-)
Fig. (a)
C axis does not rotate 180
°
when passing the
neighborhood of the singular
point.
<Table tilt type>
Z(+)
Z'(+)
Y(+)
Y'(+)
Y"(+)
Z"(+)
Fig. (b)
C axis does not rotate 180
°
when passing the
neighborhood of the singular
point.
<Combined type>
Z(+)
Y(+)
Y(+)
Z(+)
Y(+)
Z(+)
Fig. (c)
C axis does not rotate 180
°
when passing the
neighborhood of the singular
point.