HEIDENHAIN TNC 620 Programming Station

Programming contours | Path contours – FK free contour programming (option 19)
5
Data relative to NC block N: Direction and distance of the contour
element
Soft key Known data
Angle between a straight line and another
element or between the entry tangent of the
arc and another element
Straight line parallel to another contour
element
Distance from a straight line to a parallel
contour element
Example
17 FL LEN 20 AN+15
18 FL AN+105 LEN 12.5
19 FL PAR 17 DP 12.5
20 FSELECT 2
21 FL LEN 20 IAN+95
22 FL IAN+220 RAN 18
Data relative to NC block N: Circle center CC
Soft key Known data
Cartesian coordinates of the circle center
relative to NC block N
Polar coordinates of the circle center relative
to NC block N
Example
12 FL X+10 Y+10 RL
13 FL ...
14 FL X+18 Y+35
15 FL ...
16 FL ...
17 FC DR- R10 CCA+0 ICCX+20 ICCY-15 RCCX12 RCCY14
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HEIDENHAIN | TNC620 | Klartext Programming User's Manual | 01/2022