Article(id=1208718170056160255, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1208718167589916789, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20240106, 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=1766110468639, onlineDateStr=2025-12-19, pubDate=1718812800000, pubDateStr=2024-06-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766110468639, onlineIssueDateStr=2025-12-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766110468639, creator=13701087609, updateTime=1766110468639, updator=13701087609, issue=Issue{id=1208718167589916789, tenantId=1146029695717560320, journalId=1189873562199433220, year='2024', volume='', issue='6', 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=1766110468050, creator=13701087609, updateTime=1766110468050, updator=13701087609, preIssue=null, nextIssue=null, ext=null, issueFiles=null}, startPage=51, endPage=57, ext={EN=ArticleExt(id=1208718170282651649, articleId=1208718170056160255, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Discussion on Cost Control Strategies for Automotive Stamping Materials, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to reduce stamping cost from perspective of material cost control, this article discussed the cost control strategy for automotive stamping material from three aspects: improving material utilization rate, applying new sheet metal manufacturing processes, and selecting materials rationally, combined with specific application cases. Firstly, material utilization can be improved by product collaborative development, stamping process optimization, and reusing stamping waste materials. Secondly, in the application of new sheet metal manufacturing processes, processes such as roller pressing and integrated heat forming can be used to replace the process of single stamping or multiple separate stamping followed by spot welding. Finally, in terms of rational material selection, principles for selecting steel with the same strength, using bake-hardening steel instead of interstitial-free steel, and recommendations for the application of high-strength steel are provided.
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为从材料成本控制角度降低冲压成本,从材料利用率提升、钣金制造新工艺应用、合理选材3个方面,结合具体的应用案例,探讨了汽车冲压材料成本的控制策略。首先,针对材料利用率可从产品协同开发、冲压工艺优化及冲压废料再利用3个方面进行提升。其次,钣金制造新工艺方面可采用辊压、集成式热成形等工艺代替单件冲压或多件单独冲压后点焊的工艺。最后,针对合理选材,给出了同强度钢材选择原则、烘烤硬化钢代替无间隙原子钢和高强度钢的应用建议。
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郭涛(1988—),男,工程师,硕士学位,研究方向为冲压同步工程、工艺开发、数字化虚拟仿真。
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郭涛(1988—),男,工程师,硕士学位,研究方向为冲压同步工程、工艺开发、数字化虚拟仿真。
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39(1): 35-37., articleTitle=烘烤硬化钢的硬化特性及机理, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1208739311869096893, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, xref=null, ext=[AuthorCompanyExt(id=1208739311877485502, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, companyId=1208739311869096893, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=SAIC Volkswagen, Shanghai 201805), AuthorCompanyExt(id=1208739311885874111, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, companyId=1208739311869096893, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=上汽大众汽车有限公司, 上海 201805)])], figs=[ArticleFig(id=1208739313907527714, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=rIRDDt6jNWW2Ttxw2I8Wuw==, figureFileBig=kd0ctamLCpKusyxdxOzxPg==, tableContent=null), ArticleFig(id=1208739314041745445, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图1, caption=
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侧围C柱内板零件拆分设计, figureFileSmall=h77aTLqpfAg0G2ZdMINGxQ==, figureFileBig=0CWrCkxepjST8lRlgiqxyQ==, tableContent=null), ArticleFig(id=1208739314356318256, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=Qy0JOu6Jbew7tTGTeXvCAQ==, figureFileBig=AsIV87pxC2igLkpX3UbqPQ==, tableContent=null), ArticleFig(id=1208739314448592948, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图3, caption=
TWB天窗加强件焊缝位置优化, figureFileSmall=Qy0JOu6Jbew7tTGTeXvCAQ==, figureFileBig=AsIV87pxC2igLkpX3UbqPQ==, tableContent=null), ArticleFig(id=1208739314532479030, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=syPti5wdqr/B499XyLMLCA==, figureFileBig=WtatjZIfopTVtbwHH3gOcQ==, tableContent=null), ArticleFig(id=1208739314612170809, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图4, caption=
加强件零件公差合理定义, figureFileSmall=syPti5wdqr/B499XyLMLCA==, figureFileBig=WtatjZIfopTVtbwHH3gOcQ==, tableContent=null), ArticleFig(id=1208739315820130364, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=MAVO2PNt2Viy5brOvRuFQQ==, figureFileBig=Tb8Ru+eG5NBckwQUx9wnOg==, tableContent=null), ArticleFig(id=1208739315899822143, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图5, caption=
翼子板采用不同拉延深度的对比, figureFileSmall=MAVO2PNt2Viy5brOvRuFQQ==, figureFileBig=Tb8Ru+eG5NBckwQUx9wnOg==, tableContent=null), ArticleFig(id=1208739315966931010, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=9kyg17ihAbDOw6nVV0m1pA==, figureFileBig=L9Uo4NNirczhVr3FMYb5pw==, tableContent=null), ArticleFig(id=1208739316096954438, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图6, caption=
侧围内板采用封闭拉延和开口拉延的对比, figureFileSmall=9kyg17ihAbDOw6nVV0m1pA==, figureFileBig=L9Uo4NNirczhVr3FMYb5pw==, tableContent=null), ArticleFig(id=1208739316172451913, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=O1LT7L1zDkNAklU22qUKkg==, figureFileBig=4EloeM/jY5jqp/UEZ1DUPA==, tableContent=null), ArticleFig(id=1208739316273115213, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图7, caption=
后盖内板采用三动拉延和传统拉延对比, figureFileSmall=O1LT7L1zDkNAklU22qUKkg==, figureFileBig=4EloeM/jY5jqp/UEZ1DUPA==, tableContent=null), ArticleFig(id=1208739316373778512, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=6j1Rm62dzgdBWFrVFiXcgA==, figureFileBig=F4Sx9pnIjWK4O1mNLMCLLQ==, tableContent=null), ArticleFig(id=1208739316482830421, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图8, caption=
左右对称件合并成形案例, figureFileSmall=6j1Rm62dzgdBWFrVFiXcgA==, figureFileBig=F4Sx9pnIjWK4O1mNLMCLLQ==, tableContent=null), ArticleFig(id=1208739316562522198, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=GaUjVFUkTwcqN6GDhzPgZA==, figureFileBig=QlgDL6yTvIW5O0V8Cl0GTg==, tableContent=null), ArticleFig(id=1208739316663185499, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图9, caption=
后盖嵌套前盖锁加强件案例, figureFileSmall=GaUjVFUkTwcqN6GDhzPgZA==, figureFileBig=QlgDL6yTvIW5O0V8Cl0GTg==, tableContent=null), ArticleFig(id=1208739316747071579, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=sUd0Pt0ur0UyfqfSdIW4BA==, figureFileBig=rU4rzTDmGEymutmPSXNtZg==, tableContent=null), ArticleFig(id=1208739316814180447, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图10, caption=
翼子板梯形料与异性料嵌套排样对比, figureFileSmall=sUd0Pt0ur0UyfqfSdIW4BA==, figureFileBig=rU4rzTDmGEymutmPSXNtZg==, tableContent=null), ArticleFig(id=1208739316885483618, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=hQFcbDJQwbK+n5x2vQvW3g==, figureFileBig=E2GFsPEDCbhisTh4TA9WtQ==, tableContent=null), ArticleFig(id=1208739316969369699, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图11, caption=
侧围开卷废料再利用案例, figureFileSmall=hQFcbDJQwbK+n5x2vQvW3g==, figureFileBig=E2GFsPEDCbhisTh4TA9WtQ==, tableContent=null), ArticleFig(id=1208739317078421607, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=lDeUigtidGeFzGB2EWu+NQ==, figureFileBig=NXFJDTKDbKlYRzEWxmgdiA==, tableContent=null), ArticleFig(id=1208739317162307688, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图12, caption=
尾灯封板采用拉伸前后的CR3成形模拟对比, figureFileSmall=lDeUigtidGeFzGB2EWu+NQ==, figureFileBig=NXFJDTKDbKlYRzEWxmgdiA==, tableContent=null), ArticleFig(id=1208739317254582381, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=A6buby1h+WrW9Xmfk3WB4A==, figureFileBig=+A+cyS2X8INPpiCfrRM2WQ==, tableContent=null), ArticleFig(id=1208739317342662765, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图13, caption=
车顶拉延后废料利用案例, figureFileSmall=A6buby1h+WrW9Xmfk3WB4A==, figureFileBig=+A+cyS2X8INPpiCfrRM2WQ==, tableContent=null), ArticleFig(id=1208739317430743152, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=uIavVxb2vLdYc1NobFyZZA==, figureFileBig=/KLbQmcvQ5fH0FWb7cWw5w==, tableContent=null), ArticleFig(id=1208739317502046324, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图14, caption=
车窗玻璃导轨辊压案例, figureFileSmall=uIavVxb2vLdYc1NobFyZZA==, figureFileBig=/KLbQmcvQ5fH0FWb7cWw5w==, tableContent=null), ArticleFig(id=1208739317598515317, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=j8uEyZZckvSreVSnQwTdRA==, figureFileBig=VY5gN3uFBA2YTSueEtE0yg==, tableContent=null), ArticleFig(id=1208739317699178616, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图15, caption=
集成式热成形门环案例, figureFileSmall=j8uEyZZckvSreVSnQwTdRA==, figureFileBig=VY5gN3uFBA2YTSueEtE0yg==, tableContent=null), ArticleFig(id=1208739317799841914, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=TrdK2XxQKUb4M4XBk7sLuw==, figureFileBig=ImmNd+VCyVDOoK69qdkmTg==, tableContent=null), ArticleFig(id=1208739317871145086, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=图16, caption=
针对CR3门内板的成形性优化案例, figureFileSmall=TrdK2XxQKUb4M4XBk7sLuw==, figureFileBig=ImmNd+VCyVDOoK69qdkmTg==, tableContent=null), ArticleFig(id=1208739318022140033, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | CR3拉伸前 | CR3拉伸后 |
| 屈服强度/MPa | 161 | 291 |
| 抗拉强度/MPa | 297 | 315 |
| 硬化指数n | 0.22 | 0.08 |
| 断后伸长率AL80/% | 23.9 | 12.7 |
| 塑性应变比rm | 1.9 | 1.7 |
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CR3拉伸前后性能对比
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| 参数 | CR3拉伸前 | CR3拉伸后 |
| 屈服强度/MPa | 161 | 291 |
| 抗拉强度/MPa | 297 | 315 |
| 硬化指数n | 0.22 | 0.08 |
| 断后伸长率AL80/% | 23.9 | 12.7 |
| 塑性应变比rm | 1.9 | 1.7 |
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| 指标 | 集成式热成形 | 常规方案 |
| 模具数量/副 | 2 | 24 |
| 模具夹具检具等工装成本/万元 | 1 030 | 1 150 |
| 材料利用率% | 55.9 | 59.8 |
| 焊点数量/个 | 189 | 315 |
| 单片坯料成本(含加工费)/元 | 415 | 358 |
), ArticleFig(id=1208739318332518538, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=表2, caption=
集成式热成形门环与常规方案对比
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| 指标 | 集成式热成形 | 常规方案 |
| 模具数量/副 | 2 | 24 |
| 模具夹具检具等工装成本/万元 | 1 030 | 1 150 |
| 材料利用率% | 55.9 | 59.8 |
| 焊点数量/个 | 189 | 315 |
| 单片坯料成本(含加工费)/元 | 415 | 358 |
), ArticleFig(id=1208739318399627405, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | CR210IF | CR180BH |
| 烘烤前屈服强度/MPa | 210~270 | 180~240 |
| 烘烤后屈服强度/MPa | 210~270 | 210~270 |
| 烘烤前抗拉强度/MPa | 340~410 | 300~360 |
| 烘烤后抗拉强度/MPa | 340~410 | 330~390 |
| 烘烤前断后伸长率AL80/% | 32~34 | 32~34 |
| 烘烤前硬化指数n | ≥0.18 | ≥0.17 |
| 烘烤前塑性应变比rm | ≥1.3 | ≥1.3 |
), ArticleFig(id=1208739318466736272, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=表3, caption=
CR210IF与CR180BH对比
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| 参数 | CR210IF | CR180BH |
| 烘烤前屈服强度/MPa | 210~270 | 180~240 |
| 烘烤后屈服强度/MPa | 210~270 | 210~270 |
| 烘烤前抗拉强度/MPa | 340~410 | 300~360 |
| 烘烤后抗拉强度/MPa | 340~410 | 330~390 |
| 烘烤前断后伸长率AL80/% | 32~34 | 32~34 |
| 烘烤前硬化指数n | ≥0.18 | ≥0.17 |
| 烘烤前塑性应变比rm | ≥1.3 | ≥1.3 |
), ArticleFig(id=1208739318559010964, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | CR180BH | DP500 |
| 抗拉强度/MPa | 290~360 | 490~600 |
| 断后伸长率AL80/% | ≥34 | ≥24 |
), ArticleFig(id=1208739318642897047, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718170056160255, language=CN, label=表4, caption=
CR180BH与DP500对比
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| 参数 | CR180BH | DP500 |
| 抗拉强度/MPa | 290~360 | 490~600 |
| 断后伸长率AL80/% | ≥34 | ≥24 |
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