Changing The Contour - Siemens sinumerik 840D sl Operating Manual

Programming technology functions (cycles)
8.3 Contour turning
Parameters
β1
β2
Transition to next
element
Radius
Chamfer
CA
Additional commands
Contour element "End"
The data for the transition at the contour end of the previous contour element is displayed in
the "End" parameter screen.
The values cannot be edited.
8.3.5

Changing the contour

Function
You can change a previously created contour later.
Individual contour elements can be
● added,
● changed,
● inserted or
● deleted.
Procedure for changing a contour element
314
Description
End angle to Z axis
Opening angle
Type of transition
Radius

Chamfer

R Transition to following element - radius
FS Transition to following element - chamfer
Grinding allowance
Grinding allowance to right of contour

Grinding allowance to left of contour

Additional G code commands
1. Open the part program or ShopTurn program to be executed.
2. With the cursor, select the program block where you want to change
the contour. Open the geometry processor.
The individual contour elements are listed.
3. Position the cursor at the position where a contour element is to be
inserted or changed.
4. Select the desired contour element with the cursor.
Operating Manual, 07/2010, 6FC5398-8CP40-0BA0
Unit
Degrees
Degrees
mm
mm
mm
Turning