Article(id=1209862450988585594, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1209862447645716861, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20220214, 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=1766383286472, onlineDateStr=2025-12-22, pubDate=1713542400000, pubDateStr=2024-04-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766383286472, onlineIssueDateStr=2025-12-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766383286472, creator=13701087609, updateTime=1766383286472, updator=13701087609, issue=Issue{id=1209862447645716861, tenantId=1146029695717560320, journalId=1189873562199433220, year='2024', volume='', issue='4', 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=1766383285676, creator=13701087609, updateTime=1766383285676, updator=13701087609, preIssue=null, nextIssue=null, ext=null, issueFiles=null}, startPage=1, endPage=7, ext={EN=ArticleExt(id=1209862452326568578, articleId=1209862450988585594, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Research on Properties of Composite Wheel-House Fender Based on Lightweight Design, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In this research, the key properties of vacuum forming composite wheel house based on lightweight design including mechanical properties, stone impact resistance, vibration endurance, sound insulation performance, wind resistance deformation were studied and analyzed, those properties were compared and analyzed with mature injection molding and compression molding. Research result shows that comprehensive performance of the composite wheel house fender meets the technical requirements of passenger vehicle wheel house fender. Compared with injection molding products, the newly designed products have better stone impact resistance and sound absorption performance, with weight reduction of 22%. Compared with die pressing products, the new product has shorter development cycle and cost advantage.
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针对基于轻量化设计的吸塑工艺复合轮罩挡泥板力学性能、抗石击性能、振动耐久性能、吸音性能、抗风阻变形量进行研究及分析,并与成熟的注塑工艺、模压工艺进行对比分析。研究表明:复合轮罩挡泥板综合性能满足乘用车轮罩挡泥板的技术要求,与注塑产品相比,抗石冲击性能及吸音性能更优,质量减轻22%,轻量化效果显著;与模压产品相比,可节省开发周期,更具成本优势。
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魏珺儒(1990—),女,工程师,硕士学位,研究方向为汽车轻量化性能开发。
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魏珺儒(1990—),女,工程师,硕士学位,研究方向为汽车轻量化性能开发。
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language=CN, orderNo=4, keyword=抗石冲击性能), Keyword(id=1209880195566268916, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, orderNo=5, keyword=吸音性能)], refs=[Reference(id=1209880200066757273, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, doi=null, pmid=null, pmcid=null, year=2020, volume=49, issue=6, pageStart=49, pageEnd=5, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=万玉峰, 王少松, 姜海涛, journalName=合成纤维, refType=null, unstructuredReference=万玉峰, 王少松, 姜海涛. 轿车针刺非织造布外轮罩材料设计及吸声性能比较[J].
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北京: 中国标准出版社,
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吸塑工艺基本配置, figureFileSmall=VNBIuFbJYAtlRc67Cut+Qg==, figureFileBig=3idFIV8/WdIrJYgpSS9qww==, tableContent=null), ArticleFig(id=1209880196031836679, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=mKugl3NswOViIdu+7cDsRw==, figureFileBig=0BfNnk91JnPFBKgb+7v1AA==, tableContent=null), ArticleFig(id=1209880196149277194, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图2, caption=
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复合轮罩挡泥板成型工艺流程, figureFileSmall=dm7fV59sCAMQMcubNP57OA==, figureFileBig=x82DcbH86r1RFSMCvAxydg==, tableContent=null), ArticleFig(id=1209880196535153179, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=eOFxr5b84UpzJpNujNLCTg==, figureFileBig=k/8KOJiQ2IGtmNK6qMXxPg==, tableContent=null), ArticleFig(id=1209880196627427873, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图4, caption=
碎石冲击测试结果对比, figureFileSmall=eOFxr5b84UpzJpNujNLCTg==, figureFileBig=k/8KOJiQ2IGtmNK6qMXxPg==, tableContent=null), ArticleFig(id=1209880196728091175, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=7TEVKkDsCiAPphZh54t7sQ==, figureFileBig=dl/jtF+t2nI6MAcd4ESJSw==, tableContent=null), ArticleFig(id=1209880196820365866, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图5, caption=
冲击测试装置, figureFileSmall=7TEVKkDsCiAPphZh54t7sQ==, figureFileBig=dl/jtF+t2nI6MAcd4ESJSw==, tableContent=null), ArticleFig(id=1209880196942000689, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=VI5cAes1PZ0qS1F+LmvPFQ==, figureFileBig=ZJxL5pzMvOrLL2yXCjcXFw==, tableContent=null), ArticleFig(id=1209880197067829815, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图6, caption=
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温度循环A要求, figureFileSmall=770k68d1umfzOmAuio0V9Q==, figureFileBig=GynMtxtI2lmGTBqQXDClbg==, tableContent=null), ArticleFig(id=1209880197323682371, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=7nXrHBnOpm5q3qVKvCo4cA==, figureFileBig=aTHJ02Vic/+0Nk2L8awuhQ==, tableContent=null), ArticleFig(id=1209880197411762758, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图8, caption=
温度循环B要求, figureFileSmall=7nXrHBnOpm5q3qVKvCo4cA==, figureFileBig=aTHJ02Vic/+0Nk2L8awuhQ==, tableContent=null), ArticleFig(id=1209880197529203274, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=aPlotxp7tdXUapeaGNUWHQ==, figureFileBig=eWi/eu/r36F87hR8Kl/38Q==, tableContent=null), ArticleFig(id=1209880197600506446, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图9, caption=
振动耐久台架测试装置, figureFileSmall=aPlotxp7tdXUapeaGNUWHQ==, figureFileBig=eWi/eu/r36F87hR8Kl/38Q==, tableContent=null), ArticleFig(id=1209880197684392530, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=pGTr+1RbJU3N66RYD2RXmQ==, figureFileBig=GF0aMhJzqGwAjVbrIUBDzQ==, tableContent=null), ArticleFig(id=1209880197860553303, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图10, caption=
振动耐久测试结果对比, figureFileSmall=pGTr+1RbJU3N66RYD2RXmQ==, figureFileBig=GF0aMhJzqGwAjVbrIUBDzQ==, tableContent=null), ArticleFig(id=1209880197948633690, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=4AalcsVAxkNFlv/t0nmuUA==, figureFileBig=zyJyfv6WMcgdXe31n7YffQ==, tableContent=null), ArticleFig(id=1209880198036714078, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图11, caption=
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Alpha Cabin声学测试舱[8], figureFileSmall=gjv/qUe9hdEL+To0H4z8VQ==, figureFileBig=w/8UyKQDGCTH7PncPoY79A==, tableContent=null), ArticleFig(id=1209880198317732456, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=4mAuBrpO4BUb89iYiFfeLQ==, figureFileBig=gxTAcMWE8j39YLe0avMxjQ==, tableContent=null), ArticleFig(id=1209880198384841322, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=图13, caption=
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| 材料 | 模压工艺PET | 注塑工艺PP-TD20 | 吸塑工艺PP +PET |
| 密度/kg·cm-3 | 1.02 | 1.06 | 0.98 |
| 厚度/mm | 2.1 | 1.8 | 1.5 |
| 质量/kg | 4.6 | 5.56 | 4.34 |
| 成本 | 高 | 中 | 低 |
| 吸音效果 | 好 | 差 | 好 |
| 开模周期/月 | 1.5 | 2 | 1 |
| 一致性 | 好 | 好 | 略差 |
), ArticleFig(id=1209880199131427455, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表1, caption=
3种成型工艺对比分析
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| 材料 | 模压工艺PET | 注塑工艺PP-TD20 | 吸塑工艺PP +PET |
| 密度/kg·cm-3 | 1.02 | 1.06 | 0.98 |
| 厚度/mm | 2.1 | 1.8 | 1.5 |
| 质量/kg | 4.6 | 5.56 | 4.34 |
| 成本 | 高 | 中 | 低 |
| 吸音效果 | 好 | 差 | 好 |
| 开模周期/月 | 1.5 | 2 | 1 |
| 一致性 | 好 | 好 | 略差 |
), ArticleFig(id=1209880199215313538, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 材料性能 | PP |
| 冲击强度/MPa | 27 |
| 拉伸强度/MPa | 21.8 |
| 断裂伸长率/% | 430 |
), ArticleFig(id=1209880199299199621, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表2, caption=
PP材料力学性能试验结果
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| 材料性能 | PP |
| 冲击强度/MPa | 27 |
| 拉伸强度/MPa | 21.8 |
| 断裂伸长率/% | 430 |
), ArticleFig(id=1209880199370502790, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 材料性能 | PET |
| 撕裂强度/N | 73.3 |
| 拉伸强度/N | 380 |
), ArticleFig(id=1209880199450194570, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表3, caption=
PET材料的力学性能试验结果
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| 材料性能 | PET |
| 撕裂强度/N | 73.3 |
| 拉伸强度/N | 380 |
), ArticleFig(id=1209880199542469258, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| Z轴 | X轴 | Y轴 |
f /Hz | S /(m/s2)-2·Hz-1 | f /Hz | S /(m/s2)-2·Hz-1 | f /Hz | S /(m/s2)-2·Hz-1 |
| 5 | 0.100 | 5 | 0.059 | 5 | 0.100 |
| 12 | 2.200 | 12 | 1.000 | 12 | 1.700 |
| 18 | 2.200 | 16 | 1.000 | 18 | 1.700 |
| 200 | 0.047 | 200 | 0.044 | 200 | 0.040 |
), ArticleFig(id=1209880199613772431, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表4, caption=
振动参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| Z轴 | X轴 | Y轴 |
f /Hz | S /(m/s2)-2·Hz-1 | f /Hz | S /(m/s2)-2·Hz-1 | f /Hz | S /(m/s2)-2·Hz-1 |
| 5 | 0.100 | 5 | 0.059 | 5 | 0.100 |
| 12 | 2.200 | 12 | 1.000 | 12 | 1.700 |
| 18 | 2.200 | 16 | 1.000 | 18 | 1.700 |
| 200 | 0.047 | 200 | 0.044 | 200 | 0.040 |
), ArticleFig(id=1209880199676686992, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 频率/Hz | Alpha Cabin吸音系数 |
| PP-TD20 | PP+PET |
| 400 | 0.04 | 0.12 |
| 500 | 0.10 | 0.29 |
| 630 | 0.12 | 0.18 |
| 800 | 0.14 | 0.19 |
| 1 000 | 0.14 | 0.14 |
| 1 250 | 0.13 | 0.17 |
| 1 600 | 0.11 | 0.17 |
| 2 000 | 0.08 | 0.16 |
| 2 500 | 0.07 | 0.14 |
| 3 150 | 0.05 | 0.15 |
| 4 000 | 0.02 | 0.14 |
| 5 000 | 0.04 | 0.18 |
| 6 300 | 0.01 | 0.16 |
| 8 000 | 0.01 | 0.22 |
| 10 000 | 0.02 | 0.23 |
), ArticleFig(id=1209880199747990164, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表5, caption=
PP与PP+PET的吸音系数测试结果
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| 频率/Hz | Alpha Cabin吸音系数 |
| PP-TD20 | PP+PET |
| 400 | 0.04 | 0.12 |
| 500 | 0.10 | 0.29 |
| 630 | 0.12 | 0.18 |
| 800 | 0.14 | 0.19 |
| 1 000 | 0.14 | 0.14 |
| 1 250 | 0.13 | 0.17 |
| 1 600 | 0.11 | 0.17 |
| 2 000 | 0.08 | 0.16 |
| 2 500 | 0.07 | 0.14 |
| 3 150 | 0.05 | 0.15 |
| 4 000 | 0.02 | 0.14 |
| 5 000 | 0.04 | 0.18 |
| 6 300 | 0.01 | 0.16 |
| 8 000 | 0.01 | 0.22 |
| 10 000 | 0.02 | 0.23 |
), ArticleFig(id=1209880199815099028, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 注塑方案 | 吸塑方案 |
| 材料 | PP-TD20 | PP+PET |
| 密度g·cm-3 | 1.06 | 0.98 |
| 厚度/mm | 1.8 | 1.5 |
| 重量/kg | 5.56 | 4.34 |
| 开发周期 | 2个月以上 | 1个月 |
| 成本/元 | 170 | 146 |
), ArticleFig(id=1209880199886402198, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1209862450988585594, language=CN, label=表6, caption=
轻量化效果及成本分析
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| 项目 | 注塑方案 | 吸塑方案 |
| 材料 | PP-TD20 | PP+PET |
| 密度g·cm-3 | 1.06 | 0.98 |
| 厚度/mm | 1.8 | 1.5 |
| 重量/kg | 5.56 | 4.34 |
| 开发周期 | 2个月以上 | 1个月 |
| 成本/元 | 170 | 146 |
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