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HEIDENHAIN TNC 620 (340 56x-03) Cycle programming User Manual

Page 381

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HEIDENHAIN TNC 620

381

16.5 MEA

S

URE HOLE (Cy

c

le 421, DIN/ISO: G421)

8

Measuring log Q281: Definition of whether the TNC

is to create a measuring log:
0: No measuring log
1: Generate measuring log: the TNC saves the log file
TCHPR421.TXT
by default in the directory TNC:\.
2: Interrupt the program run and display the
measuring log on the screen. Resume program run
with NC Start.

8

PGM stop if tolerance error Q309: Definition of

whether in the event of a violation of tolerance limits
the TNC is to interrupt the program run and output an
error message:
0: Do not interrupt program run, no error message
1: Interrupt program run, output an error message

8

Tool for monitoring Q330: Definition of whether the

TNC is to monitor the tool (see "Tool monitoring" on
page 370). Input range: 0
to 32767.9, alternatively tool
name with max. 16 characters
0: Monitoring not active
>0: Tool number in the tool table TOOL.T

8

No. of measuring points (4/3) Q423: Specify

whether the TNC should measure the stud with 4 or
3 probing points:
4: Use 4 measuring points (standard setting)
3: Use 3 measuring points

8

Type of traverse? Line=0/Arc=1 Q365: Definition of

the path function with which the tool is to move
between the measuring points if "traverse to
clearance height" (Q301=1) is active.
0: Move between operations on a straight line
1: Move between operations on the pitch circle

Example: NC blocks

5 TCH PROBE 421 MEASURE HOLE

Q273=+50

;CENTER IN 1ST AXIS

Q274=+50

;CENTER IN 2ND AXIS

Q262=75

;NOMINAL DIAMETER

Q325=+0

;STARTING ANGLE

Q247=+60

;STEPPING ANGLE

Q261=-5

;MEASURING HEIGHT

Q320=0

;SET-UP CLEARANCE

Q260=+20

;CLEARANCE HEIGHT

Q301=1

;MOVE TO CLEARANCE

Q275=75.12 ;MAX. LIMIT

Q276=74.95 ;MIN. LIMIT

Q279=0.1

;TOLERANCE 1ST CENTER

Q280=0.1

;TOLERANCE 2ND CENTER

Q281=1

;MEASURING LOG

Q309=0

;PGM STOP IF ERROR

Q330=0

;TOOL

Q423=4

;NO. OF MEAS. POINTS

Q365=1

;TYPE OF TRAVERSE

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