Inclined-Tool Machining Via Normal Vectors - HEIDENHAIN TNC 620 User Manual

Inclined-tool machining in a tilted machining plane (software

Inclined-tool machining via normal vectors

Only one directional vector can be defined in the LN
block. This vector defines the incline angle (normal
vector NX, NY, NZ, or tool direction vector TX, TY,
TZ).
Retract the tool
Activate M128
Define any PLANE function; consider the positioning behavior
Execute program with LN block in which the tool direction is
defined by a vector
Example NC blocks
...
12 L Z+50 R0 FMAX M128
13 PLANE SPATIAL SPA+0 SPB+45 SPC+0 MOVE ABST50
F1000
14 LN X+31.737 Y+21.954 Z+33.165 NX+0.3 NY+0 NZ
+0.9539 F1000 M3
...
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
Position at clearance height, activate M128
Define and activate the PLANE function
Set the incline angle with the normal vector
Define machining in the tilted working plane
11.3
option 2)
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