Article(id=1263514361897824279, tenantId=1146029695717560320, journalId=1263187241531621409, issueId=1263514351571428296, articleNumber=null, orderNo=null, doi=10.11996/JG.j.2095-302X.2026010162, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1749052800000, receivedDateStr=2025-06-05, revisedDate=null, revisedDateStr=null, acceptedDate=1760025600000, acceptedDateStr=2025-10-10, onlineDate=1779174898838, onlineDateStr=2026-05-19, pubDate=1772208000000, pubDateStr=2026-02-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1779174898838, onlineIssueDateStr=2026-05-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1779174898838, creator=13701087609, updateTime=1779174898838, updator=13701087609, issue=Issue{id=1263514351571428296, tenantId=1146029695717560320, journalId=1263187241531621409, year='2026', volume='47', issue='1', pageStart='1', pageEnd='233', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1779174896376, creator=13701087609, updateTime=1779174963943, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1263514635077039012, tenantId=1146029695717560320, journalId=1263187241531621409, issueId=1263514351571428296, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1263514635077039013, tenantId=1146029695717560320, journalId=1263187241531621409, issueId=1263514351571428296, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=162, endPage=172, ext={EN=ArticleExt(id=1263514365400068147, articleId=1263514361897824279, tenantId=1146029695717560320, journalId=1263187241531621409, language=EN, title=Research on assembly accuracy prediction of complex products considering rough surfaces, columnId=1263514353999930314, journalTitle=Journal of Graphics, columnName=Digital Design and Manufacture, runingTitle=null, highlight=null, articleAbstract=
Given that the impact of rough surfaces on assembly accuracy had been insufficiently considered in the existing assembly accuracy prediction for complex products, leading to inaccurate precision prediction and limited practical assembly applicability, an assembly-accuracy prediction method considering rough surfaces was proposed. Firstly, an assembly-accuracy information model was constructed to express mating feature, geometric tolerance, and roughness information. Based on the model, an assembly-precision knowledge graph was constructed. Secondly, a geometric-tolerance representation model was established based on the Small-Displacement Torsor (SDT) theory; a simulation method for rough surfaces of plane and cylindrical parts as well as a determination method of SDT expressions were studied. Thirdly, the error-propagation path of the assembly was determined according to the assembly sequence, and a pose-relationship graph for the assembly was constructed. Then, the assembly-precision prediction was achieved using a Jacobian-torsor model. Finally, the feasibility of the method was verified using the crank-connecting-rod mechanism of a specific construction-machine model as an example. The simulation results demonstrated that the method could achieve accurate assembly-precision prediction and provided valuable guidance for practical assembly operations.
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针对现有复杂产品装配精度预测中未充分考虑粗糙表面对装配精度的影响,导致精度预测不准确及实际装配适用性不足的问题,提出一种考虑粗糙表面的装配精度预测方法。首先,构建装配精度信息模型,表达零件配合特征、几何公差及粗糙度信息,并以此为基础,构建装配精度知识图谱;其次,基于小位移旋量(SDT)理论建立几何公差表示模型,并研究平面零件及柱面零件粗糙表面模拟方法及小位移旋量表达式确定方法;再次,根据装配序列确定装配体偏差传递路径,并构建装配接触有向图,利用雅可比-粗糙表面模型实现装配精度预测。最后,以某型号工程机械曲柄连杆机构为例验证方法可行性,结果表明,该方法可实现装配精度的准确预测并对实际装配具有指导价值。
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1 Key Laboratory of Road Construction Technology and Equipment of MOE, Chang’an University, Xi’an Shaanxi 710064, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550838505595851, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550836513301442, language=CN, stringName=王刚锋, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 Xingzhi College, Xi’an University of Finance and Economics, Xi’an Shaanxi, 710038, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550844859965440, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550842683122667, language=CN, stringName=杨英英, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 西安财经大学行知学院, 陕西 西安 710038, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1263550833375962009, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, xref=2, ext=[AuthorCompanyExt(id=1263550833447265180, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, companyId=1263550833375962009, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 西安财经大学行知学院, 陕西 西安 710038)])]), Author(id=1263550846034370565, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1263550847091335178, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550846034370565, language=EN, stringName=Yitao LIU, firstName=Yitao, middleName=null, lastName=LIU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 China Railway Baoji Bridge Group Co., Ltd., Baoji Shaanxi 721006, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550847338799121, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550846034370565, language=CN, stringName=刘一涛, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 中铁宝桥集团有限公司, 陕西 宝鸡 721006, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1263550834370012068, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, xref=3, ext=[AuthorCompanyExt(id=1263550834630058918, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, companyId=1263550834370012068, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3 中铁宝桥集团有限公司, 陕西 宝鸡 721006)])]), Author(id=1263550848190242840, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1263550848982966304, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550848190242840, language=EN, stringName=Yanyun GUO, firstName=Yanyun, middleName=null, lastName=GUO, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 China Railway Baoji Bridge Group Co., Ltd., Baoji Shaanxi 721006, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550849469505574, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550848190242840, language=CN, stringName=郭彦云, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 中铁宝桥集团有限公司, 陕西 宝鸡 721006)])]), Author(id=1263550851428245552, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, orderNo=5, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1263550851931562038, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550851428245552, language=EN, stringName=Ping YUE, firstName=Ping, middleName=null, lastName=YUE, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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4 State Sida Machinery Manufacturing Company, Xianyang Shaanxi 712200, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550852745257019, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550851428245552, language=CN, stringName=岳萍, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 Key Laboratory of Road Construction Technology and Equipment of MOE, Chang’an University, Xi’an Shaanxi 710064, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1263550854813048912, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, authorId=1263550853089189954, language=CN, stringName=孙岩辉, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 长安大学道路施工技术与装备教育部重点实验室, 陕西 西安 710064, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1263550831572411275, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, xref=1, ext=[AuthorCompanyExt(id=1263550831610160014, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, companyId=1263550831572411275, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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58(7): 148-159 (in Chinese)., articleTitle=Contact performance model for bolted joint interfaces considering macro-micro morphology, refAbstract=null)], funds=[Fund(id=1263550879597191499, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=SGH22Y1274, language=EN, fundingSource=Educational Scientific Planning Project of the 14th Five-Year Plan of Shaanxi Province(SGH22Y1274), fundOrder=null, country=null), Fund(id=1263550879932735824, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=SGH22Y1274, language=CN, fundingSource=陕西省“十四五”教育科学规划课题(SGH22Y1274), fundOrder=null, country=null), Fund(id=1263550880268280149, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=2025SYS-SYSZD-104, language=EN, fundingSource=Laboratory Key Project of Natural Science Foundation of Shaanxi Province(2025SYS-SYSZD-104), fundOrder=null, country=null), Fund(id=1263550880444440921, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=2025SYS-SYSZD-104, language=CN, fundingSource=陕西省自然科学基金实验室重点项目(2025SYS-SYSZD-104), fundOrder=null, country=null), Fund(id=1263550880834511197, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=230802436213147, language=EN, fundingSource=Collaborative Education Project of Industry-University Cooperation of the Ministry of Education(230802436213147), fundOrder=null, country=null), Fund(id=1263550882650644835, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=230802436213147, language=CN, fundingSource=教育部产学合作协同育人项目(230802436213147), fundOrder=null, country=null), Fund(id=1263550882973606246, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=PKL2024F13, language=EN, fundingSource=Project of Key Laboratory of Earthmoving Machinery Intelligent Construction Technology of Shandong Province(PKL2024F13), fundOrder=null, country=null), Fund(id=1263550883246236011, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, awardId=PKL2024F13, language=CN, fundingSource=山东省土方机械智慧施工技术重点实验室资助项目(PKL2024F13), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1263550831572411275, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, xref=1, ext=[AuthorCompanyExt(id=1263550831610160014, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, companyId=1263550831572411275, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4 国营四达机械制造公司, 陕西 咸阳 712200)])], figs=[ArticleFig(id=1263550863008719006, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 1, caption=
Flow chart of assembly accuracy prediction considering rough surfaces, figureFileSmall=qOJBn/EoN5ay78s+gU7JEA==, figureFileBig=QKcaFdhATPl9UNc9YoQWrw==, tableContent=null), ArticleFig(id=1263550864862601377, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图1, caption=
考虑粗糙表面的装配精度预测流程图, figureFileSmall=qOJBn/EoN5ay78s+gU7JEA==, figureFileBig=QKcaFdhATPl9UNc9YoQWrw==, tableContent=null), ArticleFig(id=1263550865286226088, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 2, caption=
Assembly accuracy information model, figureFileSmall=DuFAz7znb6Xwj+dUKjfArA==, figureFileBig=AlRagDs7vI7usH55Gq7/nw==, tableContent=null), ArticleFig(id=1263550865655324845, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图2, caption=
装配精度信息模型, figureFileSmall=DuFAz7znb6Xwj+dUKjfArA==, figureFileBig=AlRagDs7vI7usH55Gq7/nw==, tableContent=null), ArticleFig(id=1263550866372550836, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 3, caption=
Typical hole and shaft parts, figureFileSmall=NhmdgnwjNCuW2jPICUXtfA==, figureFileBig=Zf+Bda6Ou0pEDJ4DSd6z7Q==, tableContent=null), ArticleFig(id=1263550866812952760, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图3, caption=
典型孔轴零件, figureFileSmall=NhmdgnwjNCuW2jPICUXtfA==, figureFileBig=Zf+Bda6Ou0pEDJ4DSd6z7Q==, tableContent=null), ArticleFig(id=1263550867110748347, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 4, caption=
Assembly accuracy knowledge graph of hole and shaft parts, figureFileSmall=6txEU7C0q6+sPalPTH/8BQ==, figureFileBig=4DSZN5l+2Iv/U+J9ipu3Xw==, tableContent=null), ArticleFig(id=1263550869300175041, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图4, caption=
孔轴零件装配精度知识图谱, figureFileSmall=6txEU7C0q6+sPalPTH/8BQ==, figureFileBig=4DSZN5l+2Iv/U+J9ipu3Xw==, tableContent=null), ArticleFig(id=1263550869946097863, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 5, caption=
Small displacement torsor diagram of part real surface, figureFileSmall=faL+O0/eZDUsLq8+Sgz6vw==, figureFileBig=VbGJw/HnCoSWJPpinjTuEQ==, tableContent=null), ArticleFig(id=1263550870306808014, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图5, caption=
零件真实表面的小位移旋量图, figureFileSmall=faL+O0/eZDUsLq8+Sgz6vw==, figureFileBig=VbGJw/HnCoSWJPpinjTuEQ==, tableContent=null), ArticleFig(id=1263550870516523221, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 6, caption=
Knowledge graph embedding SDT, figureFileSmall=uo/puox0yZO32Ee+vT06jA==, figureFileBig=3OU7eCyN6Q9nHyXVyNpS1g==, tableContent=null), ArticleFig(id=1263550870675906776, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图6, caption=
嵌入小位移旋量的知识图谱, figureFileSmall=uo/puox0yZO32Ee+vT06jA==, figureFileBig=3OU7eCyN6Q9nHyXVyNpS1g==, tableContent=null), ArticleFig(id=1263550870843678943, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 7, caption=
Simulation visualization of rough surface of planar parts ((a) Part A;(b) Part B), figureFileSmall=E0+pxhDP+fPFZS+YymDEfw==, figureFileBig=ZV7LK6gVwe8IsYkBFBL8lA==, tableContent=null), ArticleFig(id=1263550871007256804, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图7, caption=
平面零件粗糙表面模拟可视化 ((a) 零件A;(b) 零件B), figureFileSmall=E0+pxhDP+fPFZS+YymDEfw==, figureFileBig=ZV7LK6gVwe8IsYkBFBL8lA==, tableContent=null), ArticleFig(id=1263550871196000489, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 8, caption=
Contact point determination ((a) First contact point;(b) Second contact point; (c) Third contact point; (d) Centroid projection outside the contact point), figureFileSmall=RFvrWpf6fz/JL4VBXZDM1Q==, figureFileBig=WUSX9qndL+yFNpdqW9VV7g==, tableContent=null), ArticleFig(id=1263550871355384047, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图8, caption=
接触点确定 ((a) 第一接触点;(b) 第二接触点;(c) 第三接触点;(d) 质心投影在接触点外部), figureFileSmall=RFvrWpf6fz/JL4VBXZDM1Q==, figureFileBig=WUSX9qndL+yFNpdqW9VV7g==, tableContent=null), ArticleFig(id=1263550871682539765, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 9, caption=
Directed graph of assembly contact of hole-shaft assembly, figureFileSmall=vgLjG7LD5kPConxyUW+ZKg==, figureFileBig=dlCRK9gVrqMLTXpS6SjUkg==, tableContent=null), ArticleFig(id=1263550871913226486, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图9, caption=
孔轴装配体装配接触有向图, figureFileSmall=vgLjG7LD5kPConxyUW+ZKg==, figureFileBig=dlCRK9gVrqMLTXpS6SjUkg==, tableContent=null), ArticleFig(id=1263550873804857598, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 10, caption=
Crank connecting rod mechanism, figureFileSmall=uyEYN3ApbCbANxmJKVjZDQ==, figureFileBig=MPkfO0pK6f/WW9c/JwxO5g==, tableContent=null), ArticleFig(id=1263550874102653186, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图10, caption=
曲柄连杆机构, figureFileSmall=uyEYN3ApbCbANxmJKVjZDQ==, figureFileBig=MPkfO0pK6f/WW9c/JwxO5g==, tableContent=null), ArticleFig(id=1263550874400448774, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 11, caption=
Knowledge graph of assembly accuracy for crank connecting rod mechanism, figureFileSmall=c/I2GSLdCPNBZK5hyKW12A==, figureFileBig=lm+3kpBMSkGu6qAtnCuWnA==, tableContent=null), ArticleFig(id=1263550874480140552, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图11, caption=
曲柄连杆机构装配精度知识图谱, figureFileSmall=c/I2GSLdCPNBZK5hyKW12A==, figureFileBig=lm+3kpBMSkGu6qAtnCuWnA==, tableContent=null), ArticleFig(id=1263550874618552588, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 12, caption=
Part drawings of the crank connecting rod mechanism, figureFileSmall=fDBF2PITB/b/ywz5UKqmgw==, figureFileBig=8pO0DOhCL/74DFFPQZQbCw==, tableContent=null), ArticleFig(id=1263550874715021584, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图12, caption=
曲柄连杆机构零件图, figureFileSmall=fDBF2PITB/b/ywz5UKqmgw==, figureFileBig=8pO0DOhCL/74DFFPQZQbCw==, tableContent=null), ArticleFig(id=1263550874912153877, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 13, caption=
Coordinate systems of the parts of the crank connecting rod mechanism, figureFileSmall=l6NhAbin7x6fpO6+f5pjkw==, figureFileBig=N7gJG0kpBbzNZvGh5hm93w==, tableContent=null), ArticleFig(id=1263550875147034903, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图13, caption=
曲柄连杆机构零件坐标系, figureFileSmall=l6NhAbin7x6fpO6+f5pjkw==, figureFileBig=N7gJG0kpBbzNZvGh5hm93w==, tableContent=null), ArticleFig(id=1263550875390304539, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 14, caption=
Diagram of Directed graph of assembly contact of crank connecting rod mechanism, figureFileSmall=HAD1iLp3U7jF/U+tUSYksA==, figureFileBig=j6o7yXCX6+AwkLGDlXW1FQ==, tableContent=null), ArticleFig(id=1263550875532910877, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图14, caption=
曲柄连杆机构装配接触有向图, figureFileSmall=HAD1iLp3U7jF/U+tUSYksA==, figureFileBig=j6o7yXCX6+AwkLGDlXW1FQ==, tableContent=null), ArticleFig(id=1263550875641962783, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 15, caption=
Monte Carlo simulation results of only considering geometric tolerance, figureFileSmall=ojowKhpzxHv1AuNkMXXnfA==, figureFileBig=1HwMbWfelDrSETJTTW76ew==, tableContent=null), ArticleFig(id=1263550875746820386, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图15, caption=
仅考虑几何公差的蒙特卡洛仿真结果, figureFileSmall=ojowKhpzxHv1AuNkMXXnfA==, figureFileBig=1HwMbWfelDrSETJTTW76ew==, tableContent=null), ArticleFig(id=1263550875834900774, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Fig. 16, caption=
s1P3 rough surface simulation, figureFileSmall=B9xqEaSItpCkRYKaoNGJOw==, figureFileBig=zyQ+LN8CAbuH7gwSTvDYJg==, tableContent=null), ArticleFig(id=1263550875998478635, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=图16, caption=
s1P3粗糙表面模拟, figureFileSmall=B9xqEaSItpCkRYKaoNGJOw==, figureFileBig=zyQ+LN8CAbuH7gwSTvDYJg==, tableContent=null), ArticleFig(id=1263550876271108400, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Table 1, caption=
SDT Expression for geometric tolerances
, figureFileSmall=null, figureFileBig=null, tableContent=
| 公差带 | SDT表达式 | 变量变动范围 |
| 圆度 |  | $D={[\begin{array}{cccccc}{d}_{x}& {d}_{y}& 0& 0& 0& 0\end{array}]}^{\text{T}}$ | $\begin{array}{l}-\frac{{T}_{c}}{2}\le {d}_{x}\le \frac{{T}_{c}}{2}\\ -\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}\end{array}$ |
| 平面度 |  | $D={[\begin{array}{cccccc}0& 0& {d}_{z}& {\theta }_{x}& {\theta }_{y}& 0\end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{f}}{2}\le {d}_{z}\le \frac{{T}_{f}}{2}& \begin{array}{c}-\frac{{T}_{f}}{b}\le {\theta }_{x}\le \frac{{T}_{f}}{b}\\ -\frac{{T}_{f}}{a}\le {\theta }_{y}\le \frac{{T}_{f}}{a}\end{array}\end{array}$ |
| 圆柱度 |  | $D={[\begin{array}{cccccc}0& {d}_{y}& {d}_{z}& 0& {\theta }_{y}& \theta \end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{y}\le \frac{{T}_{c}}{l}\\ -\frac{{T}_{c}}{2}\le {d}_{z}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{z}\le \frac{{T}_{c}}{l}\end{array}$ |
| 直线度 |  | $D={[\begin{array}{cccccc}0& {d}_{y}& {d}_{z}& 0& {\theta }_{y}& \theta \end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{c}}{2}\le {d}_{x}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{x}\le \frac{{T}_{c}}{l}\\ -\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{y}\le \frac{{T}_{c}}{l}\end{array}$ |
| 平行度 |  | $D={[\begin{array}{cccccc}0& 0& {d}_{z}& {\theta }_{x}& {\theta }_{y}& 0\end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{p}}{2}\le {d}_{z}\le \frac{{T}_{p}}{2}& \begin{array}{c}-\frac{{T}_{p}}{b}\le {\theta }_{x}\le \frac{{T}_{p}}{b}\\ -\frac{{T}_{p}}{a}\le {\theta }_{y}\le \frac{{T}_{p}}{a}\end{array}\end{array}$ |
), ArticleFig(id=1263550876468240691, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=表1, caption=
几何公差小位移旋量表达式
, figureFileSmall=null, figureFileBig=null, tableContent=
| 公差带 | SDT表达式 | 变量变动范围 |
| 圆度 |  | $D={[\begin{array}{cccccc}{d}_{x}& {d}_{y}& 0& 0& 0& 0\end{array}]}^{\text{T}}$ | $\begin{array}{l}-\frac{{T}_{c}}{2}\le {d}_{x}\le \frac{{T}_{c}}{2}\\ -\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}\end{array}$ |
| 平面度 |  | $D={[\begin{array}{cccccc}0& 0& {d}_{z}& {\theta }_{x}& {\theta }_{y}& 0\end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{f}}{2}\le {d}_{z}\le \frac{{T}_{f}}{2}& \begin{array}{c}-\frac{{T}_{f}}{b}\le {\theta }_{x}\le \frac{{T}_{f}}{b}\\ -\frac{{T}_{f}}{a}\le {\theta }_{y}\le \frac{{T}_{f}}{a}\end{array}\end{array}$ |
| 圆柱度 |  | $D={[\begin{array}{cccccc}0& {d}_{y}& {d}_{z}& 0& {\theta }_{y}& \theta \end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{y}\le \frac{{T}_{c}}{l}\\ -\frac{{T}_{c}}{2}\le {d}_{z}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{z}\le \frac{{T}_{c}}{l}\end{array}$ |
| 直线度 |  | $D={[\begin{array}{cccccc}0& {d}_{y}& {d}_{z}& 0& {\theta }_{y}& \theta \end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{c}}{2}\le {d}_{x}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{x}\le \frac{{T}_{c}}{l}\\ -\frac{{T}_{c}}{2}\le {d}_{y}\le \frac{{T}_{c}}{2}& -\frac{{T}_{c}}{l}\le {\theta }_{y}\le \frac{{T}_{c}}{l}\end{array}$ |
| 平行度 |  | $D={[\begin{array}{cccccc}0& 0& {d}_{z}& {\theta }_{x}& {\theta }_{y}& 0\end{array}]}^{\text{T}}$ | $\begin{array}{cc}-\frac{{T}_{p}}{2}\le {d}_{z}\le \frac{{T}_{p}}{2}& \begin{array}{c}-\frac{{T}_{p}}{b}\le {\theta }_{x}\le \frac{{T}_{p}}{b}\\ -\frac{{T}_{p}}{a}\le {\theta }_{y}\le \frac{{T}_{p}}{a}\end{array}\end{array}$ |
), ArticleFig(id=1263550878116602168, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Table 2, caption=
Jacobian matrix of crank connecting rod mechanism
, figureFileSmall=null, figureFileBig=null, tableContent=
| 雅可比矩阵 | 矩阵值 | 雅可比矩阵 | 矩阵值 |
| ${J}_{s1P1}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s2P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s2P1}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s3P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s1P2}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s1P4}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& 15& 0\\ 0& 1& 0& -15& 0& 0\\ 0& 0& 1& 0& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s1P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s1P5}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& 0& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 0& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
), ArticleFig(id=1263550878447952187, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=表2, caption=
曲柄连杆机构的雅可比矩阵
, figureFileSmall=null, figureFileBig=null, tableContent=
| 雅可比矩阵 | 矩阵值 | 雅可比矩阵 | 矩阵值 |
| ${J}_{s1P1}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s2P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s2P1}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s3P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s1P2}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s1P4}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& 15& 0\\ 0& 1& 0& -15& 0& 0\\ 0& 0& 1& 0& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
| ${J}_{s1P3}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& -151& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 151& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ | ${J}_{s1P5}$ | $\left[\begin{array}{cccccc}1& 0& 0& 0& 0& 0\\ 0& 1& 0& 0& 0& 0\\ 0& 0& 1& 0& 0& 0\\ 0& 0& 0& 1& 0& 0\\ 0& 0& 0& 0& 1& 0\\ 0& 0& 0& 0& 0& 1\end{array}\right]$ |
), ArticleFig(id=1263550878775107904, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=EN, label=Table 3, caption=
SDT expression of rough contact surface
, figureFileSmall=null, figureFileBig=null, tableContent=
| 接触面配合 | 配合类型 | SDT表达式 |
| s1P1-s1P2 | 柱面配合 | ${[\begin{array}{cccccc}-0.1157& -0.2483& 0& -0.0461& -0.0232& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s2P1-s1P3 | 平面配合 | ${[\begin{array}{cccccc}0& 0& 0.1302& 0.0316& -0.1455& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s2P3-s1P2 | 柱面配合 | ${[\begin{array}{cccccc}-0.1206& -0.2357& 0& -0.0391& -0.0209& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s3P3-s1P4 | 柱面配合 | ${[\begin{array}{cccccc}-0.156& -0.2195& 0& -0.0396& -0.0301& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s1P4-s1P5 | 柱面配合 | ${[\begin{array}{cccccc}-1.498& -0.653& 0& -0.0511& -0.0326& 0\end{array}]}^{\text{T}}\times {10}^{-3}$ |
), ArticleFig(id=1263550879001600325, tenantId=1146029695717560320, journalId=1263187241531621409, articleId=1263514361897824279, language=CN, label=表3, caption=
粗糙接触表面SDT表达式
, figureFileSmall=null, figureFileBig=null, tableContent=
| 接触面配合 | 配合类型 | SDT表达式 |
| s1P1-s1P2 | 柱面配合 | ${[\begin{array}{cccccc}-0.1157& -0.2483& 0& -0.0461& -0.0232& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s2P1-s1P3 | 平面配合 | ${[\begin{array}{cccccc}0& 0& 0.1302& 0.0316& -0.1455& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s2P3-s1P2 | 柱面配合 | ${[\begin{array}{cccccc}-0.1206& -0.2357& 0& -0.0391& -0.0209& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s3P3-s1P4 | 柱面配合 | ${[\begin{array}{cccccc}-0.156& -0.2195& 0& -0.0396& -0.0301& 0\end{array}]}^{\text{T}}\times {10}^{-2}$ |
| s1P4-s1P5 | 柱面配合 | ${[\begin{array}{cccccc}-1.498& -0.653& 0& -0.0511& -0.0326& 0\end{array}]}^{\text{T}}\times {10}^{-3}$ |
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