Siemens SINUMERIK 808D User Manual

Programming and Operating Manual (Milling)
6FC5398-4DP10-0BA6, 09/2017
41
SP Start point of circle
CP
Center point of circle
EP
End point of circle
I
Incremental distance from SP to CP in X axis
J
Incremental distance from SP to CP in Y axis
G2
Traversing direction of the circle (clockwise)
G3
Traversing direction of the circle (counter-clockwise)
For more information, see Section "Circular interpolation: G2, G3 (Page 93)".
7.2.3.7
Fix ed point approach (G74/G75)
Description
Programming example
G74:
By using G74, reference point can be approached automati-
cally.
N10 G17 G90 G500 G71
N20 T1 D1 M6
N30 S5000 M3 G94 F300
N40 G00 X50 Y50 Z5
N50 G01 Z-5
N60 Z5
N70
G74 Z=0
;reference point
G75:
By using G75, a fixed point on the machine defined by the
manufacturer can be approached automatically.
N10 G17 G90 G500 G71
N20 T1 D1 m6
N30 S5000 M3 G94 F300
N40 G00 X50 Y50 Z5
N50 G01 Z-5
N60 Z5
N70
G74 Z=0
;reference point
N80 G75 X=0 ;fixed point
For more information, see Section "Fixed point approach (Page 104)".

Siemens SINUMERIK 808D Specifications

General

Brand	Siemens
Model	SINUMERIK 808D
Category	Control Unit
Language	English