Boring, centric countersinking" unit, 4 units—centr ic dr illing – HEIDENHAIN SW 54843x-02 DIN Programming User Manual
Page 79

HEIDENHAIN MANUALplus 620, CNC PILOT 640
79
2.4 Units—Centr
ic dr
illing
"Boring, centric countersinking" unit
The unit uses stationary tools to drill axial holes in several passes.
Unit name: G72_CENTR / Cycle: G72 (see page 315)
Cycle form
NS
Starting block no. of contour
E
Delay (dwell time at end of hole) (default: 0)
D
Retraction at
0: Rapid traverse
1: Feed rate
RB
Return plane
"Global" form
G14
Tool change point
No axis
0: Simultaneously
1: First X, then Z
2: First Z, then X
3: Only X
4: Only Z
5: Y direction only
6: Simultaneous with Y (X, Y and Z axes move on a
diagonal path)
CLT
Coolant
0: Without
1: Circuit 1 on
2: Circuit 2 on
SCK
Safety clearance in infeed direction: Safety clearance in
infeed direction during drilling and milling operations.
G60
Protection zone. During drilling and boring the protection
zone monitoring is
0: Active
1: Inactive
Further forms: see page 56