HEIDENHAIN TNC 640, User Manual, Page: 299 / 948

Programming Contours | Path contours

Cartesian coordinates
7
HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
299
Straight line L
The control 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.
Press the
L
key to open a program block for a
linear movement
Coordinates
of the end point of the straight line,
if necessary
Radius compensation RL/RR/R0
Feed rate F
Miscellaneous function M
Example
7 L X+10 Y+40 RL F200 M3
8 L IX+20 IY-15
9 L X+60 IY-10
Actual position capture
You can also generate a straight-line block (
L
block) by using the
actual position capture
key:
In the Manual Operation mode, move the tool to the position
you want to capture
Switch the screen display to programming.
Select the NC block after which you want to insert the straight
line block
Press the
actual position capture
key
The control generates a straight-line block with
the actual position coordinates.