Siemens SINUMERIK 840D Programming Guide

5
Special Motion Commands 04.00
5.2 S
p
line inter
p
olation
5
840D
NCU 571
840D
NCU 572
NCU 573
FM-NC 810D 840Di

Siemens AG 2000. All rights reserved
5-158
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA)
−
04.00 Edition
Programming
SPLINEPATH(n,X,Y,Z,…)
Explanation
SPLINEPATH(n,X,Y,Z,…)
n = 1, fixed value
X,Y,Z,... path axis names
Example
Spline grouping with three path axes
Z
SPLINEPATH (1,X,Y,Z)
Y
X
N10 G1 X10 Y20 Z30 A40 B50 F350
N11 SPLINEPATH(1,X,Y,Z)
Spline grouping
N13 CSPLINE BAUTO EAUTO X20 Y30 Z40 A50 B60
C spline
N14 X30 Y40 Z50 A60 B70
…
Interpolation points
N100 G1 X… Y…
Deselection of spline interpolation

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB