Research Article
An Optimal Design Method for Compliant Mechanisms
| Trial | Parameters (unit: mm) | Frequency (Hz) | Displacement (mm) | Parasitic motion (mm) | Stress (MPa) | T1 | L1 | T2 | L2 | T3 | L3 | f1 (x) | f2 (x) | f3 (x) | f4 (x) |
| 1 | 0.88 | 15 | 0.55 | 25 | 0.66 | 20 | 103.9916 | 0.9335 | 0.0124 | 162.70 | 2 | 0.72 | 13.5 | 0.55 | 22.5 | 0.66 | 20 | 112.9361 | 0.7761 | 0.0110 | 131.69 | 3 | 1.04 | 13.5 | 0.55 | 22.5 | 0.66 | 20 | 112.5340 | 0.7787 | 0.0112 | 134.38 | 4 | 0.72 | 16.5 | 0.55 | 22.5 | 0.66 | 20 | 113.4298 | 0.7663 | 0.0106 | 130.98 | 5 | 1.04 | 16.5 | 0.55 | 22.5 | 0.66 | 20 | 112.3602 | 0.7783 | 0.0111 | 134.12 | 6 | 0.72 | 13.5 | 0.55 | 27.5 | 0.66 | 20 | 91.0306 | 1.2335 | 0.0158 | 151.30 | 7 | 1.04 | 13.5 | 0.55 | 27.5 | 0.66 | 20 | 90.5761 | 1.2475 | 0.0165 | 167.17 | 8 | 0.72 | 16.5 | 0.55 | 27.5 | 0.66 | 20 | 92.1246 | 1.2013 | 0.0157 | 159.17 | 9 | 1.04 | 16.5 | 0.55 | 27.5 | 0.66 | 20 | 91.8895 | 1.1985 | 0.0157 | 159.29 | 10 | 0.88 | 13.5 | 0.45 | 25 | 0.54 | 20 | 87.7464 | 1.2845 | 0.0130 | 152.76 | 11 | 0.88 | 16.5 | 0.45 | 25 | 0.54 | 20 | 85.4190 | 1.3601 | 0.0139 | 151.35 | 12 | 0.88 | 13.5 | 0.65 | 25 | 0.54 | 20 | 101.8192 | 0.8786 | 0.0102 | 108.25 | 13 | 0.88 | 16.5 | 0.65 | 25 | 0.54 | 20 | 101.1571 | 0.8922 | 0.0103 | 106.90 | 14 | 0.88 | 13.5 | 0.45 | 25 | 0.78 | 20 | 102.5691 | 0.9977 | 0.0128 | 151.42 | 15 | 0.88 | 16.5 | 0.45 | 25 | 0.78 | 20 | 100.4735 | 1.0362 | 0.0130 | 154.94 | 16 | 0.88 | 13.5 | 0.65 | 25 | 0.78 | 20 | 127.6535 | 0.6216 | 0.0104 | 107.23 | 17 | 0.88 | 16.5 | 0.65 | 25 | 0.78 | 20 | 129.2442 | 0.6042 | 0.0101 | 106.92 | 18 | 0.88 | 15 | 0.45 | 22.5 | 0.66 | 18 | 103.2041 | 0.9834 | 0.0155 | 152.76 | 19 | 0.88 | 15 | 0.65 | 22.5 | 0.66 | 18 | 136.8287 | 0.5197 | 0.0082 | 93.28 | 20 | 0.88 | 15 | 0.45 | 27.5 | 0.66 | 18 | 76.0515 | 1.7637 | 0.0210 | 225.27 | 21 | 0.88 | 15 | 0.65 | 27.5 | 0.66 | 18 | 112.5988 | 0.7996 | 0.0117 | 109.54 | 22 | 0.88 | 15 | 0.45 | 22.5 | 0.66 | 22 | 94.8556 | 1.1217 | 0.0155 | 152.93 | 23 | 0.88 | 15 | 0.65 | 22.5 | 0.66 | 22 | 117.4083 | 0.6527 | 0.0080 | 87.21 | 24 | 0.88 | 15 | 0.45 | 27.5 | 0.66 | 22 | 72.7104 | 1.9120 | 0.0210 | 227.36 | 25 | 0.88 | 15 | 0.65 | 27.5 | 0.66 | 22 | 102.5106 | 0.9322 | 0.0119 | 109.20 | 26 | 0.72 | 15 | 0.55 | 22.5 | 0.54 | 20 | 98.0539 | 0.9619 | 0.0110 | 130.67 | 27 | 1.04 | 15 | 0.55 | 22.5 | 0.54 | 20 | 98.0751 | 0.9551 | 0.0109 | 132.22 | 28 | 0.72 | 15 | 0.55 | 27.5 | 0.54 | 20 | 85.1501 | 1.3671 | 0.0153 | 157.48 | 29 | 1.04 | 15 | 0.55 | 27.5 | 0.54 | 20 | 85.2019 | 1.3584 | 0.0156 | 157.87 | 30 | 0.72 | 15 | 0.55 | 22.5 | 0.78 | 20 | 123.7692 | 0.6668 | 0.0106 | 134.85 | 31 | 1.04 | 15 | 0.55 | 22.5 | 0.78 | 20 | 122.5388 | 0.6766 | 0.0106 | 136.39 | 32 | 0.72 | 15 | 0.55 | 27.5 | 0.78 | 20 | 96.0811 | 1.1188 | 0.0157 | 160.43 | 33 | 1.04 | 15 | 0.55 | 27.5 | 0.78 | 20 | 94.7834 | 1.1495 | 0.0161 | 170.74 | 34 | 0.88 | 13.5 | 0.55 | 25 | 0.54 | 18 | 98.0678 | 1.0340 | 0.0130 | 168.07 | 35 | 0.88 | 16.5 | 0.55 | 25 | 0.54 | 18 | 97.2716 | 1.0484 | 0.0128 | 155.91 | 36 | 0.88 | 13.5 | 0.55 | 25 | 0.78 | 18 | 112.3299 | 0.8237 | 0.0129 | 166.04 | 37 | 0.88 | 16.5 | 0.55 | 25 | 0.78 | 18 | 103.9916 | 0.8218 | 0.0127 | 164.79 | 38 | 0.88 | 13.5 | 0.55 | 25 | 0.54 | 22 | 112.9361 | 1.2757 | 0.0127 | 165.29 | 39 | 0.88 | 16.5 | 0.55 | 25 | 0.54 | 22 | 112.5340 | 1.2779 | 0.0139 | 150.35 | 40 | 0.88 | 13.5 | 0.55 | 25 | 0.78 | 22 | 113.4298 | 0.9178 | 0.0135 | 159.05 | 41 | 0.88 | 16.5 | 0.55 | 25 | 0.78 | 22 | 112.3602 | 0.9198 | 0.0130 | 166.97 | 42 | 0.72 | 15 | 0.45 | 25 | 0.66 | 18 | 91.0306 | 1.0412 | 0.0130 | 152.59 | 43 | 1.04 | 15 | 0.45 | 25 | 0.66 | 18 | 90.5761 | 1.0872 | 0.0133 | 149.97 | 44 | 0.72 | 15 | 0.65 | 25 | 0.66 | 18 | 92.1246 | 0.6397 | 0.0102 | 106.64 | 45 | 1.04 | 15 | 0.65 | 25 | 0.66 | 18 | 91.8895 | 0.6404 | 0.0102 | 106.75 | 46 | 0.72 | 15 | 0.45 | 25 | 0.66 | 22 | 87.7464 | 1.2074 | 0.0135 | 155.46 | 47 | 1.04 | 15 | 0.45 | 25 | 0.66 | 22 | 85.4190 | 1.2152 | 0.0134 | 151.53 | 48 | 0.72 | 15 | 0.65 | 25 | 0.66 | 22 | 101.8192 | 0.7750 | 0.0102 | 107.25 | 49 | 1.04 | 15 | 0.65 | 25 | 0.66 | 22 | 111.3604 | 0.7615 | 0.0100 | 106.38 |
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