
B–62444E–1/04
1. MACHINING PROGRAMS FOR
2–AXES (X AND Z AXIS) LATHES
TYPES OF MACHINING
PROGRAMS
265
(d) When the immediately preceding figure block specifies a pending
arc, and contact point determination is specified
It is assumed that the radius of the arc and the coordinates (X,Z)
of the arc center have already been entered.
i) When an angle (J) is entered, or
ii) When the X component (I) and Z component (K) of an angle
are entered
The contact point selection request screen appears. Press
[TANGNT 1] or [TANGNT 2], then press [INSERT] (or
[ALTER] or [ALTER FIGURE] to change the figure).
The slanted line is pending.
Contact point
Contact point
iii) When the X coordinate (X) and Z coordinate (Z) of the end
point of a slanted line are entered
The contact point selection request screen appears. Press
[TANGNT 1] or [TANGNT 2], then press [INSERT] (or
[ALTER] or [ALTER FIGURE] to change the figure).
The end point of the slanted line is determined.
Contact point
Contact point
iv) When an angle (J) and the X coordinate (X) or Z coordinate
(Z) of an end point are entered, or
v) When the X component (I) and Z component (K) of an angle,
and the X coordinate (X) or Z coordinate (Z) of an end point
are entered