Adaptation Of The Dynamic Path Response - Siemens SINUMERIK 840D sl Function Manual

Figure 4-7
If, however, the time t
t - t
3
Figure 4-8
4.4.2

Adaptation of the dynamic path response

Function
Highly dynamic acceleration and deceleration processes during machining can cause
excitation of mechanical vibrations of machine elements and consequently a reduction of the
surface quality of the workpiece.
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Characteristic of time-optimum path velocity (without smoothing)
- t is less than 200 ms or if the additional program execution time
2 1
is no more than 10% of t
2
Characteristic of the smoothed path velocity
B1: Continuous-path mode, Exact stop, Look Ahead
- t , the following time characteristic applies:
2 1
4.4 Dynamic adaptations
213