HEIDENHAIN TNC 406 - Manual (Page 189)

168 8 Programming: Cycles
8.5 Coor
dinat
e
T
ransf
or
mation Cy
cles
SCALING FACTOR cycle in a part program:
Practice example: Scaling factor
A contour section (subprogram 1) is to be executed
as originally programmed at the manually set
datum X+0/Y+0, and then referenced to position
X+60/Y+70 and executed with a scaling factor of
0.8.
0 BEGIN PGM SCALING MM
1 BLK FORM 0.1 Z X+0 Y+0 Z–20
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 CYCL DEF 1.0 GENERATOR Cycle GENERATOR (see ”Cycle 1 GENERATOR” on page 133)
4 CYCL DEF 1.1 P-TAB 100 Desired erosion table
5 CYCL DEF 1.2 MAX=7 MIN=7 Select power stage
6 TOOL DEF 1 L+0 R+3 Define the tool
7 TOOL CALL 1 Z U+0.2 Tool call
8 L Z+100 R0 F MAX M
9 CALL LBL 1 Version in original size 1
10 CYCL DEF 7.0 DATUM SHIFT Version with scaling factor. Sequence:
11 CYCL DEF 7.1 X+60
12 CYCL DEF 7.2 Y+70 1. Datum shift 2
13 CYCL DEF 11.0 SCALING 2. Define scaling factor 3
14 CYCL DEF 11.1 SCL 0.8
15 CALL LBL 1 3. Call subprogram (scaling factor effective)