Example: Interpolation Turning Cycle 292 - HEIDENHAIN TNC 640 User Manual

Cycles: Special Functions | Programming examples
Q561=+0 ;TURNING TOOL CONVERSION
42 CYCL CALL
43 TOOL CALL 11
44 M30
45 END PGM 1 MM

Example: Interpolation Turning Cycle 292

Cycle 292 CONTOUR.TURNG.INTRP. is used in the
following program. This programming example illus-
trates the machining of an outside contour with the
milling spindle rotating.
Program run
Tool call: Milling cutter D20
Cycle 32 Tolerance
Reference to the contour with Cycle 14
Cycle 292 Contour turning interpolation
0 BEGIN PGM 2 MM
1 BLK FORM CYLINDER Z R25 L40
2 TOOL CALL "D20" Z S111
3 CYCL DEF 32.0 TOLERANCE
4 CYCL DEF 32.1 T0.05
5 CYCL DEF 32.2 HSC-MODE:1
6 CYCL DEF 14.0 CONTOUR
7 CYCL DEF 14.1 CONTOUR LABEL1
8 CYCL DEF 292 CONTOUR.TURNG.INTRP.
Q560=+1 ;SPINDLE COUPLING
Q336=+0 ;ANGLE OF SPINDLE
Q546=+3 ;CHANGE TOOL DIRECTN.
Q529=+0 ;MACHINING OPERATION
Q221=+0 ;SURFACE OVERSIZE
Q441=+1 ;INFEED
Q449=+15000 ;FEED RATE
Q491=+15 ;CONTOUR START RADIUS
Q357=+2 ;CLEARANCE TO SIDE
Q445=+50 ;CLEARANCE HEIGHT
9 L Z+50 R0 FMAX M3
10 L X+0 Y+0 R0 FMAX M99
11 LBL 1
HEIDENHAIN | User's manual for cycle programming | 10/2017
Call the cycle
Repeated TOOL CALL in order to override the conversion of
parameter Q561
Definition of workpiece blank: Cylinder
Tool call: End mill D20
Use Cycle 32 to define the tolerance
Use Cycle 14 to refer to the contour in LBL1
Define Cycle 292
Pre-position in the tool axis, spindle on
Pre-position in the working plane to the center of rotation,
call the cycle
LBL1 contains the contour
38
30


50
355
11