Research Article
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 × 108 | 7.6142 × 105 | 0.491/(−2.698) | 0.480/(−22.668) | 0.011 | 0.03 | 0.041 | 2.4 × 3.3 × 1.4 | 1.6582 × 108 | 9.0576 × 105 | 0.446/(−2.664) | 0.444/(−22.637) | 0.002 | 0.027 | 0.029 | 2.6 × 3.5 × 1.4 | 1.8199 × 108 | 1.1229 × 106 | 0.407/(−2.639) | 0.404/(−22.615) | 0.003 | 0.024 | 0.027 | 2.8 × 3.7 × 1.4 | 1.9850 × 108 | 1.3694 × 106 | 0.366/(−2.621) | 0.339/(−22.600) | 0.027 | 0.021 | 0.048 | 3.0 × 3.9 × 1.4 | 2.1535 × 108 | 1.6467 × 106 | 0.334/(−2.613) | 0.295/(−22.596) | 0.039 | 0.017 | 0.056 |
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