Vibration Control of a High-Speed Precision Servo Numerically Controlled Punching Press: Multidomain Simulation and Experiments

Table 9

Vibration quantity of the punching press for a series of foundations with the same height.

Length × width × height of foundation; (m × m × m)	Stiffness of subsoil (N/m)	Damping of subsoil (Ns/m)	Vibration amplitude/equilibrium position of frame (/mm)	Vibration amplitude/equilibrium position of slider (/mm)	Difference between amplitudes of frame and slider (/mm)	Relative distance between equilibrium positions of frame and slider (/mm)	Relative vibration quantity (/mm)
2.2 × 3.1 × 1.4	1.5392 × 10^8	7.6142 × 10^5	0.491/(−2.698)	0.480/(−22.668)	0.011	0.03	0.041
2.4 × 3.3 × 1.4	1.6582 × 10^8	9.0576 × 10^5	0.446/(−2.664)	0.444/(−22.637)	0.002	0.027	0.029
2.6 × 3.5 × 1.4	1.8199 × 10^8	1.1229 × 10^6	0.407/(−2.639)	0.404/(−22.615)	0.003	0.024	0.027
2.8 × 3.7 × 1.4	1.9850 × 10^8	1.3694 × 10^6	0.366/(−2.621)	0.339/(−22.600)	0.027	0.021	0.048
3.0 × 3.9 × 1.4	2.1535 × 10^8	1.6467 × 10^6	0.334/(−2.613)	0.295/(−22.596)	0.039	0.017	0.056