中国机械工程 ›› 2026, Vol. 37 ›› Issue (2): 476-486.DOI: 10.3969/j.issn.1004-132X.2026.02.022
• 先进材料加工工程 • 上一篇
刘洋1(
), 吴庆军1, 郭浩1, 祁凯飞1, 庄蔚敏2, 伏广省3
收稿日期:2024-12-11
出版日期:2026-02-25
发布日期:2026-03-13
通讯作者:
刘洋
作者简介:刘 洋(通信作者),男,1994年生,副教授。研究方向为人工智能及数据驱动的连接质量与结构性能预测等。E-mail:liuyangctgu @126.com。
基金资助:
LIU Yang1(
), WU Qingjun1, GUO Hao1, QI Kaifei1, ZHUANG Weimin2, FU Guangsheng3
Received:2024-12-11
Online:2026-02-25
Published:2026-03-13
Contact:
LIU Yang
摘要:
为了高效预测自冲铆接头的成形质量,建立AA5754铝合金自冲铆成形有限元模型,通过实验验证仿真模型的有效性,基于仿真分析获得了176组有效接头成形截面数据集。通过整合麻雀算法和蝴蝶算法,初步构建复合优化算法。采取种群初始化和透镜反向学习策略改进算法的收敛速度和求解质量,引入多向学习和Levy飞行策略增强算法跳出局部最优,提高了全局搜索能力。研究表明所建模型预测结果的平均绝对百分比误差MAPE均在10%以下,相关系数R2均在0.99以上,均方误差MSE稳定在0.001以下,证明所提改进模型具有较高的预测精度和鲁棒性。
中图分类号:
刘洋, 吴庆军, 郭浩, 祁凯飞, 庄蔚敏, 伏广省. 基于多策略改进复合麻雀搜索算法的自冲铆成形质量预测[J]. 中国机械工程, 2026, 37(2): 476-486.
LIU Yang, WU Qingjun, GUO Hao, QI Kaifei, ZHUANG Weimin, FU Guangsheng. Prediction of Self-piercing Riveting Quality Based on Multi-strategy Improved Composite Sparrow Search Algorithm[J]. China Mechanical Engineering, 2026, 37(2): 476-486.
| 试件类型 | 平均应力三轴度 | 平均罗德角参数 | 断裂应变 | 失稳应变 |
|---|---|---|---|---|
| 圆棒试件 | 0.460 50 | 1.00 | 0.670 00 | 0.1360 |
缺口12 mm 的圆棒试件 | 0.676 93 | 0.97 | 0.548 64 | 0.1033 |
缺口4 mm 的圆棒试件 | 0.906 10 | 1.00 | 0.491 68 | 0.0720 |
缺口2.4 mm 的薄板试件 | 0.732 70 | 0.03 | 0.226 60 | 0.0260 |
| 剪切试件 | 0.084 70 | 0.02 | 0.385 20 | 0.0503 |
圆柱压缩 试件R3H7.5 | 2.007 40 | 1.3457 |
表1 AA5754铝合金的平均应力三轴度、平均罗德角参数、断裂应变及失稳应变
Tab.1 Average stress triaxiality, mean lode angle parameters, fracture strain, and instability strain of AA5754 aluminum alloy
| 试件类型 | 平均应力三轴度 | 平均罗德角参数 | 断裂应变 | 失稳应变 |
|---|---|---|---|---|
| 圆棒试件 | 0.460 50 | 1.00 | 0.670 00 | 0.1360 |
缺口12 mm 的圆棒试件 | 0.676 93 | 0.97 | 0.548 64 | 0.1033 |
缺口4 mm 的圆棒试件 | 0.906 10 | 1.00 | 0.491 68 | 0.0720 |
缺口2.4 mm 的薄板试件 | 0.732 70 | 0.03 | 0.226 60 | 0.0260 |
| 剪切试件 | 0.084 70 | 0.02 | 0.385 20 | 0.0503 |
圆柱压缩 试件R3H7.5 | 2.007 40 | 1.3457 |
| 材料 | c1 | c2 | c3 | LES值 |
|---|---|---|---|---|
| AA5754 | 0.05 | 166 | 1.004 | 0.0383 |
表2 材料模型的失效参数
Tab. 2 Failure parameters of material model
| 材料 | c1 | c2 | c3 | LES值 |
|---|---|---|---|---|
| AA5754 | 0.05 | 166 | 1.004 | 0.0383 |
| 编号 | 上板厚度/mm | 下板厚度/mm | 铆钉长度/mm | 冲头位移/mm |
|---|---|---|---|---|
| J-1 | 2.0 | 2.0 | 5.0 | 5.1 |
| J-2 | 2.0 | 2.5 | 5.5 | 5.6 |
| J-3 | 2.5 | 2.0 | 6.0 | 6.1 |
表3 三组接头的自冲铆接工艺参数
Tab.3 Self-piercing riveting parameters of the three groups of joints
| 编号 | 上板厚度/mm | 下板厚度/mm | 铆钉长度/mm | 冲头位移/mm |
|---|---|---|---|---|
| J-1 | 2.0 | 2.0 | 5.0 | 5.1 |
| J-2 | 2.0 | 2.5 | 5.5 | 5.6 |
| J-3 | 2.5 | 2.0 | 6.0 | 6.1 |
| 名称 | 密度/ (kg·m | 弹性模量/GPa | 泊松比 | 屈服强度/MPa | 抗拉强度/MPa |
|---|---|---|---|---|---|
| 铆钉 | 7800 | 210 | 0.3 | 885.6 | 1170.6 |
| AA5754 | 2700 | 70 | 0.3 | 162.1 | 244.1 |
表4 AA5754铝合金和铆钉的力学性能参数
Tab.4 Mechanical property parameters of AA5754 aluminum alloy and rivets
| 名称 | 密度/ (kg·m | 弹性模量/GPa | 泊松比 | 屈服强度/MPa | 抗拉强度/MPa |
|---|---|---|---|---|---|
| 铆钉 | 7800 | 210 | 0.3 | 885.6 | 1170.6 |
| AA5754 | 2700 | 70 | 0.3 | 162.1 | 244.1 |
| 接头 | 钉脚张开度 | 残余底厚 | 下板中心厚度 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 实验值/mm | 仿真值/mm | 误差/% | 实验值/mm | 仿真值/mm | 误差/% | 实验值/mm | 仿真值/mm | 误差/% | |
| J-1 | 0.448 | 0.401 | 10.49 | 0.690 | 0.631 | 8.55 | 1.483 | 1.552 | 4.65 |
| J-2 | 0.491 | 0.473 | 3.67 | 0.755 | 0.714 | 5.43 | 1.962 | 1.891 | 3.62 |
| J-3 | 0.359 | 0.371 | 3.34 | 0.344 | 0.364 | 5.81 | 1.563 | 1.661 | 6.27 |
表5 接头成形截面几何参数的预测误差
Tab.5 Prediction errors of cross-section geometric parameters of the joints
| 接头 | 钉脚张开度 | 残余底厚 | 下板中心厚度 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 实验值/mm | 仿真值/mm | 误差/% | 实验值/mm | 仿真值/mm | 误差/% | 实验值/mm | 仿真值/mm | 误差/% | |
| J-1 | 0.448 | 0.401 | 10.49 | 0.690 | 0.631 | 8.55 | 1.483 | 1.552 | 4.65 |
| J-2 | 0.491 | 0.473 | 3.67 | 0.755 | 0.714 | 5.43 | 1.962 | 1.891 | 3.62 |
| J-3 | 0.359 | 0.371 | 3.34 | 0.344 | 0.364 | 5.81 | 1.563 | 1.661 | 6.27 |
| 因素 | 范围 | 水平 | ||
|---|---|---|---|---|
| 1 | 2 | 3 | ||
| 上板厚度/mm | 1.5~2.5 | 1.5 | 2.0 | 2.5 |
| 下板厚度/mm | 1.5~2.5 | 1.5 | 2.0 | 2.5 |
| 铆钉长度/mm | 5.0~6.0 | 5.0 | 5.5 | 6.0 |
| 凸台高度/mm | 0.0~1.8 | 0.0 | 1.0 | 1.8 |
| 凹槽深度/mm | 1.8~2.2 | 1.8 | 2.0 | 2.2 |
表6 五因素三水平全因子工艺参数设计
Tab.6 Design of full factorial process parameters for five factors at three levels
| 因素 | 范围 | 水平 | ||
|---|---|---|---|---|
| 1 | 2 | 3 | ||
| 上板厚度/mm | 1.5~2.5 | 1.5 | 2.0 | 2.5 |
| 下板厚度/mm | 1.5~2.5 | 1.5 | 2.0 | 2.5 |
| 铆钉长度/mm | 5.0~6.0 | 5.0 | 5.5 | 6.0 |
| 凸台高度/mm | 0.0~1.8 | 0.0 | 1.0 | 1.8 |
| 凹槽深度/mm | 1.8~2.2 | 1.8 | 2.0 | 2.2 |
| 指标 | BP模型 | GA_BP 模型 | MIC_SSA_BP模型 | |
|---|---|---|---|---|
钉脚 张开度 | RMSE/10 | 8.524 | 5.792 | 1.950 |
| MAE/10 | 7.258 | 5.650 | 1.756 | |
| MAPE/% | 18.445 | 15.771 | 4.884 | |
| 残余底厚 | RMSE/10 | 18.106 | 12.348 | 2.385 |
| MAE/10 | 12.062 | 10.027 | 2.103 | |
| MAPE/% | 13.680 | 13.239 | 3.300 | |
| 下板中心厚度 | RMSE/10 | 20.519 | 13.654 | 2.600 |
| MAE/10 | 14.729 | 12.167 | 2.418 | |
| MAPE/% | 21.415 | 16.228 | 3.740 |
表7 各模型预测结果的误差评价指标计算
Tab.7 Computational data for error evaluation metrics of prediction results from various models
| 指标 | BP模型 | GA_BP 模型 | MIC_SSA_BP模型 | |
|---|---|---|---|---|
钉脚 张开度 | RMSE/10 | 8.524 | 5.792 | 1.950 |
| MAE/10 | 7.258 | 5.650 | 1.756 | |
| MAPE/% | 18.445 | 15.771 | 4.884 | |
| 残余底厚 | RMSE/10 | 18.106 | 12.348 | 2.385 |
| MAE/10 | 12.062 | 10.027 | 2.103 | |
| MAPE/% | 13.680 | 13.239 | 3.300 | |
| 下板中心厚度 | RMSE/10 | 20.519 | 13.654 | 2.600 |
| MAE/10 | 14.729 | 12.167 | 2.418 | |
| MAPE/% | 21.415 | 16.228 | 3.740 |
| 指标 | BP | GA_BP | MIC_SSA_BP | |
|---|---|---|---|---|
钉脚 张开度 | R2 | 0.856 04 | 0.933 53 | 0.992 46 |
| MSE/10 | 7.265 00 | 3.354 00 | 0.380 00 | |
| 残余底厚 | R2 | 0.849 65 | 0.930 07 | 0.997 39 |
| MSE/10 | 32.782 00 | 15.246 00 | 0.569 00 | |
| 下板中心厚度 | R2 | 0.830 97 | 0.925 16 | 0.997 28 |
| MSE/10 | 42.103 00 | 18.642 00 | 0.676 00 |
表8 各模型预测结果的R2值和MSE值
Tab.8 R2 and MSE values of prediction results for each model
| 指标 | BP | GA_BP | MIC_SSA_BP | |
|---|---|---|---|---|
钉脚 张开度 | R2 | 0.856 04 | 0.933 53 | 0.992 46 |
| MSE/10 | 7.265 00 | 3.354 00 | 0.380 00 | |
| 残余底厚 | R2 | 0.849 65 | 0.930 07 | 0.997 39 |
| MSE/10 | 32.782 00 | 15.246 00 | 0.569 00 | |
| 下板中心厚度 | R2 | 0.830 97 | 0.925 16 | 0.997 28 |
| MSE/10 | 42.103 00 | 18.642 00 | 0.676 00 |
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