Siemens SINUMERIK 828D - Page 321

Programming technology functions (cycles)
9.1 Drilling
Turning
Operating Manual, 01/2015, 6FC5398-8CP40-5BA2
321
G code program parameters
ShopTurn program parameters
through drilling
"yes")
Feedrate for through drilling (ShopTurn)
mm/min or mm/rev
Feedrate for through drilling (G code) distance/min or
distance/rev
Coolant off -
(only G code)
M function to switch off the coolant
Hidden parameters
The following parameters are hidden. They are pre-assigned fixed values or values that can
be adjusted using setting data.
Parameter
Description
Value
Can be set in SD
PL (only for G
code)
Machining plane Defined in MD
52005
SC (only for G
code)
Safety clearance 1 mm x
Drilling depth
Drilling depth referred to the shaft or tip
Tip
Entrance to the
hole
Technology at the entrance to the hole With pilot hole
ZA
Predrilling depth (inc)
1mm
FA
Predrilling feed
50 %
Drilling
interruption
• 1 cut
• Chipbreaking
• Swarf removal
• Chipbreaking and swarf removal
D
1. Drilling depth referred to Z0 (inc.)
10 mm
FD1
Percentage for the feedrate for the first infeed
DF Percentage for the feedrate for each additional infeed
Infeed increment is continually reduced in the direction of
final drilling depth
90 %
V1 Minimum infeed
V1 < Infeed increment: The tool is inserted by the infeed
increment
V1 > Infeed increment: The tool is inserted by the infeed
value programmed under V1.
2 mm
V2 Retraction distance after each machining step 1 mm
Clearance distance
The clearance distance is calculated by the cycle.
Automatic
DTB
Dwell time at each drilling depth
0.6 s
N - (only for
"chipbreaking and
swarf removal")
Number of chipbreaking strokes before each swarf removal
operation
1
Retraction for swarf
removal
Swarf removal at the pilot hole depth or safety clearance Safety clear-
ance
DTS
Dwell time for swarf removal in seconds
0.6 s