Siemens SINUMERIK 840D sl Operating Manual page 578

Programming technology functions (cycles)
10.7 Additional cycles and functions in ShopTurn
Procedure
Parameters
Direction of rotation
Y
Z
J
K
Y
Z
J
K
X
Y
I
J
578
1. The ShopTurn program to be processed has been created and you are
in the editor.
2. Press the menu forward key and the "Straight Circle" softkey.
3. Press the "Circle center point" softkey.
Description
Direction of rotation in which the tool travels from the circle starting point to the circle
end point:
Direction of rotation clockwise (right)
Direction of rotation counterclockwise (left)
Machining plane, peripheral surface C
Target position Y (abs) or target position X referred to the last programmed position
(inc)
Target position Z (abs) or target position Y referred to the last programmed position
(inc)
Circle center point J (ink).
Circle center point K (inc).
Note:
Incremental dimension: The sign is also evaluated.
Machining plane, peripheral surface Y
Target position Y (abs) or target position X referred to the last programmed position
(inc)
Target position Z (abs) or target position Y referred to the last programmed position
(inc)
Circle center point J (ink).
Circle center point K (inc)
Note:
Incremental dimension: The sign is also evaluated.
Machining plane face C
Target position X ∅ (abs) or target position X referred to the last programmed posi‐
tion (inc)
Target position Y (abs) or target position Y referred to the last programmed position
(inc)
Circle center point I (ink)
Circle center point J (inc)
Note:
Incremental dimension: The sign is also evaluated.
Unit
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
mm
Operating Manual, 05/2017, A5E40868721
Turning