Article(id=1208718301555986540, tenantId=1146029695717560320, journalId=1189873562199433220, issueId=1208718299400106845, articleNumber=null, orderNo=null, doi=10.19710/J.cnki.1003-8817.20230429, 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=1766110499990, onlineDateStr=2025-12-19, pubDate=1724083200000, pubDateStr=2024-08-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1766110499990, onlineIssueDateStr=2025-12-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1766110499990, creator=13701087609, updateTime=1766110499990, updator=13701087609, issue=Issue{id=1208718299400106845, tenantId=1146029695717560320, journalId=1189873562199433220, year='2024', 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=1766110499477, creator=13701087609, updateTime=1766110499477, updator=13701087609, preIssue=null, nextIssue=null, ext=null, issueFiles=null}, startPage=45, endPage=49, ext={EN=ArticleExt(id=1208718301899919477, articleId=1208718301555986540, tenantId=1146029695717560320, journalId=1189873562199433220, language=EN, title=Design Research on Expanded Polypropylene (EPP) Heavy Truck Sleeper, columnId=null, journalTitle=Automobile Technology & Material, columnName=null, runingTitle=null, highlight=null, articleAbstract=
To achieve lightweight and energy saving and emission reduction of heavy trucks, load bearing condition (displacement change, bending, pictures of Scanning Electron Microscope (SEM) and surface appearance) of Expanded Polypropylene (EPP) with different foaming ratios (10 times, 9 times and 8 times) is analyzed and studied based on the basic design criterion of EPP products. Through UG NX 11.0 simulation analysis software, the structural strength of different thicknesses (30 mm, 40 mm, 50 mm) is analyzed by finite element method, and combined with material properties and appearance surface effects, the optimal foaming ratio and thickness of EPP heavy truck sleeper are defined.
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为提高重型载货汽车轻量化效果,实现节能减排,依据发泡聚丙烯(EPP)制品设计基本准则,对不同发泡倍率EPP(10倍、9倍、8倍)的承重状态如位移变化、弯曲情况、扫描电子显微镜(SEM)图、表面外观进行分析研究,通过UG NX 11.0高级仿真分析软件,利用有限元法对不同厚度(30 mm、40 mm、50 mm)EPP的结构强度进行分析,结合材料性能和外观表面效果确定了EPP材质重型载货汽车卧铺最佳发泡倍率及厚度。
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郑广通(1987—),男,工程师,硕士学位,研究方向为发泡聚丙烯应用。
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| 名称 | 规格 | 制造商 |
| 预压系统 | 20 m3 | 杭州皓华压力容器有限 公司 |
EPP成形 设备 | FK-EPP1412 | 翡柯机械(福建)有限公司 |
| EPP模具 | 1 400 mm×1 200 mm | 苏州市佳腾精密模具有限公司 |
| 万能拉力试验机 | INSTRON-5967 | 英斯特朗试验设备贸易有限公司 |
| 噪声振动测量仪 | AWA5661 | 杭州爱华仪器有限公司 |
| 游标卡尺 | DL911504 | 宁波得力文具有限公司 |
| 直尺 | 0~1 000 mm | 宁波得力文具有限公司 |
| 卷尺 | 0~1 000 mm | 宁波得力文具有限公司 |
| 小型双螺杆挤出机 | AK22 | 南京科亚化工成套装备有限公司 |
| 发泡釜 | 0.5 m3 | 南通华兴高压釜有限公司 |
| 电子秤 | 0.1~10 kg | 瑞安市浩展衡器有限公司 |
微电脑式纸箱 抗压机 | HD-A501-1500 | 厦门海达精密仪器有限 公司 |
邵氏 硬度计 | LX-F | 西安云仪仪器仪表有限公司 |
红外 测温仪 | UT300A | 优利德科技(中国)股份有限公司 |
| 扫描电子显微镜 | S-4800 | 日本日立集团 |
), ArticleFig(id=1208739443951924225, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718301555986540, language=CN, label=表1, caption=
试验设备
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| 名称 | 规格 | 制造商 |
| 预压系统 | 20 m3 | 杭州皓华压力容器有限 公司 |
EPP成形 设备 | FK-EPP1412 | 翡柯机械(福建)有限公司 |
| EPP模具 | 1 400 mm×1 200 mm | 苏州市佳腾精密模具有限公司 |
| 万能拉力试验机 | INSTRON-5967 | 英斯特朗试验设备贸易有限公司 |
| 噪声振动测量仪 | AWA5661 | 杭州爱华仪器有限公司 |
| 游标卡尺 | DL911504 | 宁波得力文具有限公司 |
| 直尺 | 0~1 000 mm | 宁波得力文具有限公司 |
| 卷尺 | 0~1 000 mm | 宁波得力文具有限公司 |
| 小型双螺杆挤出机 | AK22 | 南京科亚化工成套装备有限公司 |
| 发泡釜 | 0.5 m3 | 南通华兴高压釜有限公司 |
| 电子秤 | 0.1~10 kg | 瑞安市浩展衡器有限公司 |
微电脑式纸箱 抗压机 | HD-A501-1500 | 厦门海达精密仪器有限 公司 |
邵氏 硬度计 | LX-F | 西安云仪仪器仪表有限公司 |
红外 测温仪 | UT300A | 优利德科技(中国)股份有限公司 |
| 扫描电子显微镜 | S-4800 | 日本日立集团 |
), ArticleFig(id=1208739444044197891, tenantId=1146029695717560320, journalId=1189873562199433220, articleId=1208718301555986540, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 材质 | 10倍EPP | 9倍EPP | 8倍EPP |
| 位移变化/mm | 35 | 33 | 31 |
| 弯曲情况 | 未出现断裂现象 | 未出现断裂现象 | 未出现断裂现象 |
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不同倍率发泡聚丙烯承重比较
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| 材质 | 10倍EPP | 9倍EPP | 8倍EPP |
| 位移变化/mm | 35 | 33 | 31 |
| 弯曲情况 | 未出现断裂现象 | 未出现断裂现象 | 未出现断裂现象 |
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