HEIDENHAIN TNC 426 (280 460) Training Advanced - Manual (Page 108)

HEIDENHAIN
Advanced course TNC 4xx
Program layout:
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Thread milling, in three steps
M64 x 1,5 inside, 2 settings
BLK FORM
TOOL 1 . . .
L Z+20 R0 F9999 M3
L X+50 Y+50 . . .
CC
LBL 1
L Z+0 . . . F500
LP PR+31 PA0 RR F150
LBL 2
CP IPA-360 IZ-4,5 DR- F500
CALL LBL 2 REP 4/4
LP PR0 PA0 R0 F9999
L Z+0
LP PR+32 PA0 RR F150
LBL 3
CP IPA-360 IZ-4,5 DR- F500
CALL LBL 3 REP 4/4
LP PR0 PA0 R0 F9999
CYCL DEF 10.0 ROTATION
CYCL DEF 10.1 IROT+120
CALL LBL 1 REP 2/2
L Z20 . . . M2
Retract tool
Approach center
Auto. take over of pole
Contact in Z
Radius oversize
Helix
Final size, re-contact
Helix
Center
Further threads
7164/2
C01
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Preparation
First cut
with oversize
Second cut
to final size
Retract tool, end