Siemens SINUMERIK 802D sl - Page 154

Programming
8.3 Axis movements
8-154
SINUMERIK 802D sl Operation and Programming Nibbling (BP-N), 06/2006 Edition
6FC5 398-3CP10-0BA0
Programming example: Definition of center point and end point
40
30
J
X
Y
End point
Starting point
50
33
40
I
Center point
Fig. 8-19 Example for center point and end point specification
N5 G90 X30 Y40 ; Circle starting point for N10
N10 G2 X50 Y40 I10 J-7 ; End point and center point
Note: Center point values refer to the circle starting point!
Programming example: End point and radius specification
30
X
Y
End point
(Center point ?)
Starting point
50
40
Fig. 8-20 Example for end point and radius specification
N5 G90 Z30 X40 ; Circle starting point for N10
N10 G2 Z50 X40 CR=12.207 ; End point and radius
Note: With a negative leading sign for the value with CR=–..., a circular segment larger than
a semi-circle is selected.