72 smart.Turn Units
2.5 Units—Drilling in C axis
"Single hole, lateral surface" unit
This unit machines a hole on the lateral surface of the workpiece.
Unit name: G74_Bohr_Mant_C / Cycle: G74 (see page 299)
Access to the technology database:
Machining operation: Drilling
Affected parameters: F, S
Pattern form
CS Spindle angle
APP Approach see page 51
DEP Departure see page 51
Cycle form
X1 Start point drill (starting point of hole; diameter value)
X2 End point drill (end point of hole; diameter value)
E Delay (dwell time at end of hole) (default: 0)
D Retraction at
0: Rapid traverse
1: Feed rate
V Feed rate reduction
0: Without reduction
1: At end of the hole
2: At start of the hole
3: At start and end of the hole
AB Spot drilling / through drilling length (distance for feed rate
reduction)
P 1st hole depth (1st drilling depth)
IB Drilling depth reduction value
JB Minimum hole depth
B Retraction distance
RI Internal safety clearance: Distance for reapproach inside
the hole (default: safety clearance SCK).
Further forms: see page 46
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