Straight line l, Line l, Straight line – HEIDENHAIN TNC 426 (280 476) User Manual
Page 167: Coordinates of the end points of the straight line, 4 p a th cont ours — car tesian coor dinat e s
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6 Programming: Programming Contours
6.4 P
a
th Cont
ours
—
Car
tesian Coor
dinat
e
s
Straight line L
The TNC moves the tool in a straight line from its current position to
the straight-line end point. The starting point is the end point of the
preceding block.
7
7
7
7
Coordinates
of the end point of the straight line
Further entries, if necessary:
7
7
7
7
Radius compensation RL/RR/R0
7
7
7
7
Feed rate F
7
7
7
7
Miscellaneous function M
Example NC blocks
Actual position capture
You can also generate a straight-line block (L block) by using the
ACTUAL-POSITION-CAPTURE key:
7
7
7
7
In the Manual Operation mode, move the tool to the position you
wish to capture.
7
7
7
7
Switch the screen display to Programming and Editing.
7
7
7
7
Select the program block after which you want to insert the L block.
7
7
7
7
Press the ACTUAL-POSITION-CAPTURE key: The
TNC generates an L block with the actual position
coordinates.
7 L X+10 Y+40 RL F200 M3
8 L IX+20 IY-15
9 L X+60 IY-10
In the MOD function, you define the number of axes that
the TNC saves in an L block (see “MOD functions,” page
418).
X
Y
60
15
40
10
10
20