Siemens SINUMERIK 840C Installation Instructions Manual page 954

12.93
Programmed X value
1
U= X · ––––
cos
Result
new U value
Relationship between the simulated leading axes and the following axes
Example of parameterization of GI grouping machine data:
Axis Name
1 X (Leading drive)
2 Y (Leading drive)
3 Z (Leading drive)
4 Z1 (Following axis)
5 U (Following axis)
=20.5°
GI machine data required:
• NC MD 18444 bit0 = 1
• NC MD 18444 bit1 = 1
• NC MD 18444 bit2 = 1
• NC MD 18444 bit3 = 1
• NC MD 18445 bit0 = 1
• NC MD 18445 bit1 = 1
• NC MD 18435 bit2 = 1
• NC MD 18445 bit3 = 1
© Siemens AG 1992 All Rights Reserved
SINUMERIK 840C (IA)
Simulated, cartesian
coordinate system
Programmed Z value
Z1= X ·(–tan ) +Z
Result
new Z1 value
Real, non-cartesian
coordinate system
Axis Z1 may be following axis
Reconfiguration permissible
Switchover of link factor permissible
Overwriting of synchronous positions permissible
Axis U may be following axis
Reconfiguration permissible
Switchover of link factor permissible
Overwriting of synchronous positions permissible
6FC5197- AA50
12 Functional Descriptions
12.18.16 Examples
12–179