HEIDENHAIN MANUALplus 4110 - Manual (Page 192)

192 4 Cycle Programming
4.7 Dr
illing Cy
cles
Cycle run
1 Position spindle to "spindle angle C" (in Manual mode, machining
starts from the current spindle angle).
2 If defined, move at rapid traverse to
„ Z1 (axial).
„ X1 (radial).
3 Start drilling at reduced feed rate, if defined.
4 Depending on "V":
„ Drill at programmed feed rate to
End point Z2 (axial).
End point X2 (radial).
„ Remain at end of hole for dwell time "E," if defined.
or
„ Drill at programmed feed rate to position
Z2 – AB (axial).
X2 – AB (radial).
„ Drill at reduced feed rate to
End point Z2 (axial).
End point X2 (radial).
5 If X1/Z1 has been defined, retract to
„ Starting point of hole Z1 (axial).
„ Starting point of hole X1 (radial).
If X1/Z1 has not not been defined, retract to
„ Starting point Z (axial).
„ Starting point X (radial).