Article(id=1190284220565131764, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1190291572731253087, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20250040, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1761715472594, onlineDateStr=2025-10-29, pubDate=1755619200000, pubDateStr=2025-08-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1761717226361, onlineIssueDateStr=2025-10-29, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=1761715472594, onlineFirstDateStr=2025-10-29, sourceXml=null, magXml=null, createTime=1761715472594, creator=13701087609, updateTime=1761715472594, updator=13701087609, issue=Issue{id=1190291572731253087, tenantId=1146029695717560320, journalId=1189873562199433220, year='2025', volume='', issue='8', pageStart='1', pageEnd='72', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1761717225486, creator=13701087609, updateTime=1761717904141, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1190294419279545214, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1190291572731253087, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1190294419279545215, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1190291572731253087, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=17, endPage=23, ext={EN=ArticleExt(id=1190284220758069753, articleId=1190284220565131764, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Development and Verification of Low Cost Dashboard Panel Stamping Process, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to realize the lightweight of auto body, the traditional one-piece BIW dashboard panel is designed into two parts (the upper one and the lower one) with different thickness. According to the typical features of the front dashboard panel, namely the arch shape of the evacuation area of the wheel cover, this paper proposes shallow drawing plus reshaping to simplify stamping process and greatly improve material utilization rate. In order to address the issues of corrugation of dashboard upper panel, insufficient stiffness of single part and poor welding of evacuation area of the wheel cover, the paper verifies the feasibility of shallow drawing plus reshaping through stamping CAE analysis, stamping physical production and welding quality verification. The cost saving advantage of split-type front dashboard panel is confirmed by the cost accounting of the whole process chain (stamping, welding, coating). Finally the low-cost front dashboard panel is put into mass production with shallow drawing plus reshaping process.
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为提高车身结构轻量化水平,对汽车白车身前机舱的传统一体式前围板进行了上、下分体不等厚设计。针对前围板上板的典型特点,即左、右两翼轮罩避让区域的拱起形状,提出浅拉延和整形的工艺,简化了冲压生产工序,大幅提升了材料利用率。为解决前围上板的整形起皱、单件刚度不足以及轮罩避让区域的焊接不良问题,通过冲压CAE分析、冲压实际生产、焊接质量检测等验证了分体式前围板上板的浅拉延和整形工艺的可行性。最后通过冲压、焊装及涂装的全工艺生产链收益核算,确认该分体式前围板具有成本优势,同时实现了低成本前围板浅拉延加整形工艺的量产。
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陈亮(1990—),男,工程师,硕士学位,研究方向为整车结构件冲压、铸造及挤压工艺成型仿真、同步工程分析和工艺设计。
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陈亮(1990—),男,工程师,硕士学位,研究方向为整车结构件冲压、铸造及挤压工艺成型仿真、同步工程分析和工艺设计。
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pageEnd=512, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=MA Y H, CHEN R, BAI J T, journalName=International Journal of Automotive Technology, refType=null, unstructuredReference=
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31(2): 870-876., articleTitle=Numerical Analysis of Panels’ Dent Resistance Considering the BAUSCHINGEREFFECT, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1190291872800146115, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, xref=null, ext=[AuthorCompanyExt(id=1190291872812729028, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, companyId=1190291872800146115, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=GAC R&D Center, Guangzhou 511434), AuthorCompanyExt(id=1190291872821117637, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, companyId=1190291872800146115, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广州汽车集团股份有限公司汽车工程研究院, 广州 511434)])], figs=[ArticleFig(id=1190291874700165865, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=koRRyuXkNHf1ZQ/bw0Bs3A==, figureFileBig=C/SPjr0XRFA4smGbCwpWKg==, tableContent=null), ArticleFig(id=1190291874767274730, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图1, caption=
常规一体式前围板, figureFileSmall=koRRyuXkNHf1ZQ/bw0Bs3A==, figureFileBig=C/SPjr0XRFA4smGbCwpWKg==, tableContent=null), ArticleFig(id=1190291874859549419, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=OGnEgWS43DWEM47QfhjVJQ==, figureFileBig=zP9VESMRwNl8UNFuG23QQw==, tableContent=null), ArticleFig(id=1190291874922463980, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图2, caption=
一体式前围板存在的问题, figureFileSmall=OGnEgWS43DWEM47QfhjVJQ==, figureFileBig=zP9VESMRwNl8UNFuG23QQw==, tableContent=null), ArticleFig(id=1190291874993767149, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=NbfGnnGwkUZzbeZXe9fOKw==, figureFileBig=kAoBrBuJifV/DPl+fV5CEA==, tableContent=null), ArticleFig(id=1190291875060876014, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图3, caption=
分体式前围板的设计, figureFileSmall=NbfGnnGwkUZzbeZXe9fOKw==, figureFileBig=kAoBrBuJifV/DPl+fV5CEA==, tableContent=null), ArticleFig(id=1190291875136373487, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=Z1Du9Yf+OdKRiIgCFQtfoA==, figureFileBig=fZvDKBrIrOWGXj2pYyPEXw==, tableContent=null), ArticleFig(id=1190291875203482352, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图4, caption=
前围上板浅拉延, figureFileSmall=Z1Du9Yf+OdKRiIgCFQtfoA==, figureFileBig=fZvDKBrIrOWGXj2pYyPEXw==, tableContent=null), ArticleFig(id=1190291875262202609, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=b4qcmkrTnnatC64il4S9VQ==, figureFileBig=MatWPMHDvSyvGZbBDQU4LQ==, tableContent=null), ArticleFig(id=1190291875320922866, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图5, caption=
前围上板工艺规划方案, figureFileSmall=b4qcmkrTnnatC64il4S9VQ==, figureFileBig=MatWPMHDvSyvGZbBDQU4LQ==, tableContent=null), ArticleFig(id=1190291875375448819, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=bMYxzdpOg36kmfN+Q6KHXw==, figureFileBig=gO+17AYN23LNTMlU9S1zOw==, tableContent=null), ArticleFig(id=1190291875438363380, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图6, caption=
前围上板起皱趋势值CAE分析, figureFileSmall=bMYxzdpOg36kmfN+Q6KHXw==, figureFileBig=gO+17AYN23LNTMlU9S1zOw==, tableContent=null), ArticleFig(id=1190291875505472245, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=itHyF/SsUWIGGRcUPxR3dA==, figureFileBig=BVpvCk9wNI7ebF+Cflr/bg==, tableContent=null), ArticleFig(id=1190291875597746934, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图7, caption=
分体式前围上板的常规拉延和浅拉延工艺补充, figureFileSmall=itHyF/SsUWIGGRcUPxR3dA==, figureFileBig=BVpvCk9wNI7ebF+Cflr/bg==, tableContent=null), ArticleFig(id=1190291875673244407, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=AcgJXNF3edjY0ZnTOfgeSw==, figureFileBig=EFzPq1Ioyjli0rgJp0vbeg==, tableContent=null), ArticleFig(id=1190291875748741880, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图8, caption=
一体式前围板常规拉延方案的工艺补充, figureFileSmall=AcgJXNF3edjY0ZnTOfgeSw==, figureFileBig=EFzPq1Ioyjli0rgJp0vbeg==, tableContent=null), ArticleFig(id=1190291875832627961, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=yEG86RaHAm5TWD4nDKyUJg==, figureFileBig=ieLZ4qDR8kUctcLXc8ggVQ==, tableContent=null), ArticleFig(id=1190291875895542522, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图9, caption=
分体式前围板工艺验证的风险, figureFileSmall=yEG86RaHAm5TWD4nDKyUJg==, figureFileBig=ieLZ4qDR8kUctcLXc8ggVQ==, tableContent=null), ArticleFig(id=1190291875950068475, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=JBLfI319gtmQf9L3Z3MaMw==, figureFileBig=Y0RtRYFrLu9f2MtSGXINQQ==, tableContent=null), ArticleFig(id=1190291876021371644, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图10, caption=
一体式前围上板轮罩区域整形起皱, figureFileSmall=JBLfI319gtmQf9L3Z3MaMw==, figureFileBig=Y0RtRYFrLu9f2MtSGXINQQ==, tableContent=null), ArticleFig(id=1190291876080091901, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=adTbpTZowOyCAk7mxB5wIQ==, figureFileBig=IoPo9/1V7RigAamNAWc7bg==, tableContent=null), ArticleFig(id=1190291876147200766, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图11, caption=
前围上板刚度不足风险现场验证, figureFileSmall=adTbpTZowOyCAk7mxB5wIQ==, figureFileBig=IoPo9/1V7RigAamNAWc7bg==, tableContent=null), ArticleFig(id=1190291876222698239, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=fPNiHh6WV4YVrdok5oAPhA==, figureFileBig=uCUHCtlr8NDsTzGPE94hEw==, tableContent=null), ArticleFig(id=1190291876268835584, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=图12, caption=
前围上板起皱区域焊接质量验证, figureFileSmall=fPNiHh6WV4YVrdok5oAPhA==, figureFileBig=uCUHCtlr8NDsTzGPE94hEw==, tableContent=null), ArticleFig(id=1190291877288051457, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 拉延工艺 | 料片尺寸 /mm | 料片 质量/kg | 零件 质量/kg | 材料 利用率/% |
| 常规拉延 | 1 740×830 | 11.34 | 6.37 | 56.19 |
| 浅拉延 | 1 720×760 | 10.26 | 6.37 | 62.08 |
), ArticleFig(id=1190291877350966018, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=表1, caption=
分体式前围上板的常规拉延和浅拉延的材料利用率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 拉延工艺 | 料片尺寸 /mm | 料片 质量/kg | 零件 质量/kg | 材料 利用率/% |
| 常规拉延 | 1 740×830 | 11.34 | 6.37 | 56.19 |
| 浅拉延 | 1 720×760 | 10.26 | 6.37 | 62.08 |
), ArticleFig(id=1190291877409686275, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 示意图 | 料片尺寸 /mm | 料片质量/kg | 零件质量/kg | 材料利用率/% |
一体式 常规拉延 | 1 922×1 285 | 19.39 | 11.35 | 58.5 |
), ArticleFig(id=1190291877464212228, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=表2, caption=
一体式前围板常规拉延方案的材料利用率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 示意图 | 料片尺寸 /mm | 料片质量/kg | 零件质量/kg | 材料利用率/% |
一体式 常规拉延 | 1 922×1 285 | 19.39 | 11.35 | 58.5 |
), ArticleFig(id=1190291877527126789, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 位置 | 料片尺寸 /mm | 料片质量/kg | 零件质量/kg | 材料利用率/% |
| 前围上板 | 1 720×760 | 10.26 | 6.37 | 62.08 |
| 前围下板 | 1 565×650 | 6.39 | 3.96 | 62.05 |
| 合计 | | 16.65 | 10.33 | 62.04 |
), ArticleFig(id=1190291877602624262, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=表3, caption=
分体式前围板浅拉延方案的材料利用率
, figureFileSmall=null, figureFileBig=null, tableContent=
| 位置 | 料片尺寸 /mm | 料片质量/kg | 零件质量/kg | 材料利用率/% |
| 前围上板 | 1 720×760 | 10.26 | 6.37 | 62.08 |
| 前围下板 | 1 565×650 | 6.39 | 3.96 | 62.05 |
| 合计 | | 16.65 | 10.33 | 62.04 |
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| 前围板形式 | 原材料板材成本/元 | 冲压模具成本/万元 | 焊接工装成本/万元 | 焊点成本/元 | 涂装成本/元 |
| 一体式前围板 | 103(19.39 kg) | 320 | 0 | 0 | 0 |
| 分体式前围板 | 83(16.65 kg) | 300 | 23 | 4.8 | 0.8 |
| 分体式收益 | 降低20 | 降低20 | 增加23 | 增加4.8 | 增加0.8 |
), ArticleFig(id=1190291877732647688, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1190284220565131764, language=CN, label=表4, caption=
一体式与分体式前围板全工艺生产链的成本对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 前围板形式 | 原材料板材成本/元 | 冲压模具成本/万元 | 焊接工装成本/万元 | 焊点成本/元 | 涂装成本/元 |
| 一体式前围板 | 103(19.39 kg) | 320 | 0 | 0 | 0 |
| 分体式前围板 | 83(16.65 kg) | 300 | 23 | 4.8 | 0.8 |
| 分体式收益 | 降低20 | 降低20 | 增加23 | 增加4.8 | 增加0.8 |
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