基于结构功能衍生系数的桥式起重机金属结构优化设计
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董青,张天祥,戚其松,徐格宁
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Optimization design of metal structure of bridge crane based on structural function derivative coefficients
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Qing DONG,Tianxiang ZHANG,Qisong QI,Gening XU
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表6 不同结构参数下起重机金属结构的最大应力 |
Table 6 Maximum stress on metal structure of crane under different structural parameters |
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结构 | 序号 | x1/ mm | x2/ mm | x3/ mm | x4/ mm | 应力/MPa | | 序号 | x5/ mm | x6/ mm | x7/ mm | 应力/MPa | | 序号 | x8/ mm | x9/ mm | 应力/MPa |
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桥架结构 | 1 | 20 | 20 | 9 | 9 | 142.96 | | 10 | 30 | 16 | 30 | 96.41 | | 19 | 8 | 20 | 98.586 | 2 | 20 | 24 | 13 | 13 | 101.39 | | 11 | 30 | 20 | 34 | 98.63 | | 20 | 8 | 24 | 98.585 | 3 | 20 | 28 | 17 | 17 | 75.96 | | 12 | 30 | 24 | 38 | 100.59 | | 21 | 8 | 28 | 98.584 | 4 | 24 | 20 | 9 | 9 | 135.81 | | 13 | 34 | 16 | 30 | 96.44 | | 22 | 12 | 20 | 98.578 | 5 | 24 | 24 | 13 | 13 | 98.61 | | 14 | 34 | 20 | 34 | 98.61 | | 23 | 12 | 24 | 98.610 | 6 | 24 | 28 | 17 | 17 | 57.13 | | 15 | 34 | 24 | 38 | 100.48 | | 24 | 12 | 28 | 98.581 | 7 | 28 | 20 | 9 | 9 | 139.23 | | 16 | 38 | 16 | 30 | 96.32 | | 25 | 16 | 20 | 98.595 | 8 | 28 | 24 | 13 | 13 | 81.92 | | 17 | 38 | 20 | 34 | 98.50 | | 26 | 16 | 24 | 98.584 | 9 | 28 | 28 | 17 | 17 | 56.50 | | 18 | 38 | 24 | 38 | 100.33 | | 27 | 16 | 28 | 98.580 | 结构 | 序号 | x10/ mm | x11/ mm | x12/ mm | x13/ mm | 应力/MPa | | 序号 | x14/ mm | x15/ mm | x16/ mm | 应力/MPa | | 序号 | x17/ mm | x18/ mm | 应力/MPa | 小车架结构 | 1 | 12 | 16 | 36 | 36 | 147.88 | | 10 | 32 | 12 | 20 | 158.10 | | 19 | 3 | 3 | 131.08 | 2 | 12 | 20 | 40 | 40 | 129.30 | | 11 | 32 | 16 | 24 | 141.66 | | 20 | 3 | 5 | 130.99 | 3 | 12 | 24 | 44 | 44 | 149.95 | | 12 | 32 | 20 | 28 | 147.74 | | 21 | 3 | 7 | 130.79 | 4 | 16 | 16 | 36 | 36 | 146.50 | | 13 | 36 | 12 | 20 | 148.43 | | 22 | 5 | 3 | 130.91 | 5 | 16 | 20 | 40 | 40 | 130.56 | | 14 | 36 | 16 | 24 | 130.56 | | 23 | 5 | 5 | 130.56 | 6 | 16 | 24 | 44 | 44 | 148.96 | | 15 | 36 | 20 | 28 | 147.81 | | 24 | 5 | 7 | 130.53 | 7 | 20 | 16 | 36 | 36 | 145.33 | | 16 | 40 | 12 | 20 | 134.68 | | 25 | 7 | 3 | 130.85 | 8 | 20 | 20 | 40 | 40 | 127.26 | | 17 | 40 | 16 | 24 | 120.67 | | 26 | 7 | 5 | 130.75 | 9 | 20 | 24 | 44 | 44 | 151.95 | | 18 | 40 | 20 | 28 | 147.86 | | 27 | 7 | 7 | 130.44 |
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