HEIDENHAIN TNC 320 - Example: Measuring a Rectangular Pocket and Recording the Results

Touch Probe Cycles: Automatic Workpiece Inspection
15.14 Programming Examples
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HEIDENHAIN | TNC 320 | User’s manual for cycle programming | 9/2016
Example: Measuring a rectangular pocket and
recording the results
0 BEGIN PGM BSMEAS MM
1 TOOL CALL 1 Z
Tool call for touch probe
2 L Z+100 R0 FMAX
Retract the touch probe
3 TCH PROBE 423 MEAS. RECTAN. INSIDE
Q273=+50 ;CENTER IN 1ST AXIS
Q274=+40 ;CENTER IN 2ND AXIS
Q282=90 ;FIRST SIDE LENGTH
Nominal length in X
Q283=70 ;2ND SIDE LENGTH
Nominal length in Y
Q261=-5 ;MEASURING HEIGHT
Q320=0 ;SET-UP CLEARANCE
Q260=+20 ;CLEARANCE HEIGHT
Q301=0 ;MOVE TO CLEARANCE
Q284=90.15 ;MAX. LIMIT 1ST SIDE
Maximum limit in X
Q285=89.95 ;MIN. LIMIT 1ST SIDE
Minimum limit in X
Q286=70.1 ;MAX. LIMIT 2ND SIDE
Maximum limit in Y
Q287=69.9 ;MIN. LIMIT 2ND SIDE
Minimum limit in Y
Q279=0.15 ;TOLERANCE 1ST CENTER
Permissible position deviation in X
Q280=0.1 ;TOLERANCE 2ND CENTER
Permissible position deviation in Y
Q281=1 ;MEASURING LOG
Save measuring log to a file
Q309=0 ;PGM STOP TOLERANCE
Do not display an error message in case of a tolerance
violation
Q330=0 ;TOOL
No tool monitoring
4 L Z+100 R0 FMAX M2
Retract the tool, end program
5 END PGM BSMEAS MM