Article(id=1192092202475077775, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1192092198389821910, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20250057, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1762146529072, onlineDateStr=2025-11-03, pubDate=1750348800000, pubDateStr=2025-06-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1762146529072, onlineIssueDateStr=2025-11-03, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1762146529072, creator=13701087609, updateTime=1762146529072, updator=13701087609, issue=Issue{id=1192092198389821910, tenantId=1146029695717560320, journalId=1189873562199433220, year='2025', volume='', issue='6', pageStart='1', pageEnd='71', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1762146528098, creator=13701087609, updateTime=1762146867447, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1192093621789803196, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1192092198389821910, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1192093621789803197, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1192092198389821910, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=21, endPage=25, ext={EN=ArticleExt(id=1192092202638655634, articleId=1192092202475077775, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Multi-Parameter Taguchi Robust Design for Performance Study of Steel-Aluminum Spot Welding Joints, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
This paper primarily introduces research on the process optimization of steel-aluminum spot welding joint performance and the robust design of welding parameters. Using the Pugh Matrix Analysis, the study compares solutions such as enhanced rivet materials, modified rivet structures, and optimized riveting/spot welding parameters based on factors including joint strength, weld nugget diameter, and cost efficiency, ultimately selecting steel-aluminum spot welding as the optimal strategy. Subsequently, the Taguchi Method and orthogonal experiments are employed to study the influence of welding current, welding pressure, welding time, and electrode cap diameter on joint strength of steel-aluminum spot welding. Finally, a set of optimal welding parameters are selected from the perspective of maximizing shear strength, and steel aluminum spot welding and shear tests are conducted to verify their effectiveness and robustness.
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主要介绍了钢铝点焊的连接工艺方案和焊接工艺参数稳健性优化方法。利用普氏矩阵分析方法从连接强度、焊核直径、成本等因素着手,比较分析了增强铆钉材料、加强铆钉结构、优化冲铆和点焊工艺参数等方案,选出钢铝点焊工艺参数优化作为最优方案。然后使用田口法和正交试验方法研究了焊接电流、焊接压力、焊接时间和电极帽直径在其限定的范围内对钢铝点焊连接强度的影响。最后从剪切强度最大化角度选取了一组最优焊接参数,并进行了钢铝点焊试焊和剪切试验验证,确认了其有效性和稳健性。
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鲍立(1984—),男,高级工程师,硕士学位,研究方向为整车金属成形工艺同步开发。
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鲍立(1984—),男,高级工程师,硕士学位,研究方向为整车金属成形工艺同步开发。
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鲍立(1984—),男,高级工程师,硕士学位,研究方向为整车金属成形工艺同步开发。
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钢铝点焊最大剪切失效载荷, figureFileSmall=QZj2UXn6A5scvU3udn65mQ==, figureFileBig=KI9m4mcFHpIep5SoI1LiOA==, tableContent=null), ArticleFig(id=1192527072993095996, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1192092202475077775, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 工程指标 | 目标值 |
| 剪切强度/kN | ≥1.298 |
| 焊核直径/mm | ≥4 |
| 剪切失效位移/mm | ≤3.78 |
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工程评判标准
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| 工程指标 | 目标值 |
| 剪切强度/kN | ≥1.298 |
| 焊核直径/mm | ≥4 |
| 剪切失效位移/mm | ≤3.78 |
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| 组合 | 优化 方案 | 材料 牌号 | 连接 工艺 | 结构图 |
| 基准 | | 10B21 | 冲铆& 点焊 |  |
| P1 | 使用强度更高的材料 | ML40Cr | 冲铆& 点焊 |  |
| P2 | 增加铆钉法兰盘直径 | 10B21 | 冲铆& 点焊 |  |
| P3 | 铆钉增加加强结构 | 10B21 | 冲铆& 点焊 |  |
| P4 | 优化冲铆特征 | 10B21 | 冲铆& 点焊 |  |
| P5 | 优化点焊工艺参数 | 10B21 | 冲铆& 点焊 |  |
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设计方案
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| 组合 | 优化 方案 | 材料 牌号 | 连接 工艺 | 结构图 |
| 基准 | | 10B21 | 冲铆& 点焊 |  |
| P1 | 使用强度更高的材料 | ML40Cr | 冲铆& 点焊 |  |
| P2 | 增加铆钉法兰盘直径 | 10B21 | 冲铆& 点焊 |  |
| P3 | 铆钉增加加强结构 | 10B21 | 冲铆& 点焊 |  |
| P4 | 优化冲铆特征 | 10B21 | 冲铆& 点焊 |  |
| P5 | 优化点焊工艺参数 | 10B21 | 冲铆& 点焊 |  |
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| 性能 | P1 | P2 | P3 | P4 | P5 |
| 连接强度 | - | + | + | + | + |
| 焊核直径 | S | + | S | S | + |
| 成本 | - | - | - | - | S |
| 外观质量 | S | - | - | - | S |
| 制造柔性 | S | - | S | S | + |
| 开发周期 | S | S | - | S | + |
| ∑ + | 0 | 2 | 1 | 1 | 4 |
| ∑ - | 2 | 3 | 3 | 2 | 0 |
| ∑ S | 4 | 1 | 2 | 3 | 2 |
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普氏矩阵分析表
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| 性能 | P1 | P2 | P3 | P4 | P5 |
| 连接强度 | - | + | + | + | + |
| 焊核直径 | S | + | S | S | + |
| 成本 | - | - | - | - | S |
| 外观质量 | S | - | - | - | S |
| 制造柔性 | S | - | S | S | + |
| 开发周期 | S | S | - | S | + |
| ∑ + | 0 | 2 | 1 | 1 | 4 |
| ∑ - | 2 | 3 | 3 | 2 | 0 |
| ∑ S | 4 | 1 | 2 | 3 | 2 |
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| 标号 | 控制因子 | 因子水平 | 因子水平分布 |
| A | 焊接电流/kA | 3 | 8.2、8.5、8.8 |
| B | 焊接压力/kN | 3 | 2.75、2.8、2.9 |
| C | 焊接时间/ms | 3 | 225、240、260 |
| D | 电极帽直径/mm | 3 | 4、5、6 |
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控制因子及水平
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| 标号 | 控制因子 | 因子水平 | 因子水平分布 |
| A | 焊接电流/kA | 3 | 8.2、8.5、8.8 |
| B | 焊接压力/kN | 3 | 2.75、2.8、2.9 |
| C | 焊接时间/ms | 3 | 225、240、260 |
| D | 电极帽直径/mm | 3 | 4、5、6 |
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| 标号 | 噪声因子 | 因子水平 | 因子水平分布 |
| N | 电极帽位置度/mm | 2 | 0、1 |
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噪声因子及水平
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| 标号 | 噪声因子 | 因子水平 | 因子水平分布 |
| N | 电极帽位置度/mm | 2 | 0、1 |
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| L9(34) | A/kA | B/kN | C/ms | D/mm | N1/N | N2/N | S/N/dB | Mean/N |
| 1 | 8.2 | 2 750 | 225 | 4 | 13 257.2 | 13 221.0 | 82.4 | 13 239.1 |
| 2 | 8.2 | 2 800 | 240 | 5 | 13 774.2 | 13 704.6 | 82.8 | 13 739.4 |
| 3 | 8.2 | 2 900 | 260 | 6 | 12 718.6 | 12 725.3 | 82.1 | 12 722.0 |
| 4 | 8.5 | 2 750 | 240 | 6 | 13 250.0 | 13 005.6 | 82.4 | 13 127.8 |
| 5 | 8.5 | 2 800 | 260 | 4 | 13 825.9 | 13 584.6 | 82.7 | 13 705.3 |
| 6 | 8.5 | 2 900 | 225 | 5 | 13 265.3 | 13 275.6 | 82.5 | 13 270.4 |
| 7 | 8.8 | 2 750 | 260 | 5 | 13 214.5 | 13 542.3 | 82.5 | 13 378.4 |
| 8 | 8.8 | 2 800 | 225 | 6 | 13 598.5 | 13 297.6 | 82.6 | 13 448.1 |
| 9 | 8.8 | 2 900 | 240 | 4 | 13 297.5 | 13 179.2 | 82.4 | 13 238.4 |
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正交列表试验模型记录表
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| L9(34) | A/kA | B/kN | C/ms | D/mm | N1/N | N2/N | S/N/dB | Mean/N |
| 1 | 8.2 | 2 750 | 225 | 4 | 13 257.2 | 13 221.0 | 82.4 | 13 239.1 |
| 2 | 8.2 | 2 800 | 240 | 5 | 13 774.2 | 13 704.6 | 82.8 | 13 739.4 |
| 3 | 8.2 | 2 900 | 260 | 6 | 12 718.6 | 12 725.3 | 82.1 | 12 722.0 |
| 4 | 8.5 | 2 750 | 240 | 6 | 13 250.0 | 13 005.6 | 82.4 | 13 127.8 |
| 5 | 8.5 | 2 800 | 260 | 4 | 13 825.9 | 13 584.6 | 82.7 | 13 705.3 |
| 6 | 8.5 | 2 900 | 225 | 5 | 13 265.3 | 13 275.6 | 82.5 | 13 270.4 |
| 7 | 8.8 | 2 750 | 260 | 5 | 13 214.5 | 13 542.3 | 82.5 | 13 378.4 |
| 8 | 8.8 | 2 800 | 225 | 6 | 13 598.5 | 13 297.6 | 82.6 | 13 448.1 |
| 9 | 8.8 | 2 900 | 240 | 4 | 13 297.5 | 13 179.2 | 82.4 | 13 238.4 |
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| 剪切强度对比 | 预测值 | 试验确认值 |
信噪比 响应/dB | 均值/N | 信噪比 响应/dB | 均值/N |
| 基准组合方案 | 82.3 | 13 188.4 | 82.6 | 13 215.7 |
| 最佳组合方案 | 82.8 | 13 873.6 | 83.3 | 13 902.5 |
| 收益 | 0.5 | 685.2 | 0.7 | 686.8 |
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最优方案稳健评估
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| 剪切强度对比 | 预测值 | 试验确认值 |
信噪比 响应/dB | 均值/N | 信噪比 响应/dB | 均值/N |
| 基准组合方案 | 82.3 | 13 188.4 | 82.6 | 13 215.7 |
| 最佳组合方案 | 82.8 | 13 873.6 | 83.3 | 13 902.5 |
| 收益 | 0.5 | 685.2 | 0.7 | 686.8 |
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