TC-32B Chapter4 Preparation function (Tool offset function)
2004/01/22 4 - 11 eTCOMNCPR4.doc
4
Linear - Arc
Arc - Arc
4.1.4.4 Exceptional case
There is no cross point at inside cutting.
As above figure shows, the cross point of the arcs is present if the offset value is small, but it may
be disappear if the offset value becomes large.
In this case, alarm occurs in the preceding block, and the machine stops.
larmed sto