Article(id=1241408878437519825, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241408875602178849, articleNumber=null, orderNo=null, doi=10.16579/j.issn.1001.9669.2025.08.011, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1746720000000, receivedDateStr=2025-05-09, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773904540880, onlineDateStr=2026-03-19, pubDate=1755187200000, pubDateStr=2025-08-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773904540880, onlineIssueDateStr=2026-03-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773904540880, creator=13701087609, updateTime=1773904540880, updator=13701087609, issue=Issue{id=1241408875602178849, tenantId=1146029695717560320, journalId=1227999626482147330, year='2025', volume='47', issue='8', pageStart='1', pageEnd='174', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773904540204, creator=13701087609, updateTime=1773904658798, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241409373071798309, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241408875602178849, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241409373071798310, tenantId=1146029695717560320, journalId=1227999626482147330, issueId=1241408875602178849, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=91, endPage=100, ext={EN=ArticleExt(id=1241408882715709959, articleId=1241408878437519825, tenantId=1146029695717560320, journalId=1227999626482147330, language=EN, title=Study on the effect of nitrogen ion implantation process on the bending fatigue strength of carburized and quenched gear, columnId=1228282192162390694, journalTitle=Journal of Mechanical Strength, columnName=Experimental Research·Testing Technology, runingTitle=null, highlight=null, articleAbstract=
Aiming at optimizing the gear surface modification process, the influence of ion nitrogen implantation on the bending fatigue strength of carburized and quenched gears was studied.Using low-carbon alloy steel 18CrNiMo7-6 carburized and quenched gears as the matrix, nitrogen ion implantation treatment was carried out through a radio-frequency plasma-assisted ion implantation system. The root metallography, hardness gradient, residual stress distribution, and bending fatigue properties of ion-implanted gears and unimplanted gears were systematically compared. The results show that the ion nitrogen implantation process increases the root hardness from 695 HV0.1 to 780 HV0.1, an increase of 12.2%; the hardened layer depth decreases from 1.50 mm to 1.41 mm, a reduction of 6.0%; and the surface residual stress decreases from -400 MPa to -286 MPa, a reduction of 28.5%. Based on the R-S-N equation fitted by bending fatigue tests, under 99% reliability, the fatigue life of ion-implanted gears is only 12.3%-19.3% of that of the control gears, with the failure mode dominated by brittle fracture and accelerated crack propagation rate. The study indicates that although ion nitrogen implantation can delay crack initiation through surface strengthening, the excessively shallow hardened layer and reduced residual stress lead to insufficient crack propagation resistance, ultimately weakening the bending fatigue life of gears.
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为了优化齿轮表面改性工艺,研究了离子注入氮工艺对渗碳淬火齿轮弯曲疲劳强度的影响。以低碳合金钢18CrNiMo7-6渗碳淬火齿轮为基体,通过射频等离子体辅助离子注入系统进行氮离子注入处理,系统对比了离子注入齿轮与未注入齿轮的齿根金相组织、硬度梯度、残余应力分布及弯曲疲劳性能。结果表明,离子注入氮工艺使得齿根硬度由695 HV0.1提升至780 HV0.1,增幅12.2%;硬化层深度由1.50 mm减少到1.41 mm,降低了6.0%;表面残余应力由-400 MPa减小到-286 MPa,降低了28.5%。基于弯曲疲劳试验拟合的R-S-N方程,在99%可靠度下,离子注入齿轮的疲劳寿命仅为对照齿轮的12.3%~19.3%,且失效模式以脆性断裂为主,裂纹扩展速率加快。研究表明,离子注入氮虽可通过表面强化延缓裂纹萌生,但过浅的硬化层与残余应力降低导致裂纹扩展抗力不足,最终削弱齿轮弯曲疲劳寿命。
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, authorsList=张伟, 贾华坡, 关荣鑫, 王晓鹏, 马骋天, 徐要伟)}, authors=[Author(id=1241451342863061900, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=zhangwei5763@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241451342959530899, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451342863061900, language=EN, stringName=Wei ZHANG, firstName=Wei, middleName=null, lastName=ZHANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.School of Mechanical Engineering, Zhengzhou University of Science and Technology, Zhengzhou 450064, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241451343081165719, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451342863061900, language=CN, stringName=张伟, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.郑州科技学院 机械工程学院,郑州 450064, bio={"content":"
张伟,男,1984年生,河南浚县人,硕士,讲师;主要研究方向为机械传动技术;E-mail:zhangwei5763@163.com。
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张伟,男,1984年生,河南浚县人,硕士,讲师;主要研究方向为机械传动技术;E-mail:zhangwei5763@163.com。
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1.郑州科技学院 机械工程学院,郑州 450064)])]), Author(id=1241451343173440416, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, orderNo=1, 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=1241451343286686631, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451343173440416, language=EN, stringName=Huapo JIA, firstName=Huapo, middleName=null, lastName=JIA, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.郑州科技学院 机械工程学院,郑州 450064)])]), Author(id=1241451343546733494, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=guanrongxin@163.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241451343664174011, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451343546733494, language=EN, stringName=Rongxin GUAN, firstName=Rongxin, middleName=null, lastName=GUAN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.National Gear Product Quality Inspection and Testing Center, China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou 450001, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241451343806780358, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451343546733494, language=CN, stringName=关荣鑫, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241451342623986548, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, xref=2., ext=[AuthorCompanyExt(id=1241451342628180853, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342623986548, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.National Gear Product Quality Inspection and Testing Center, China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou 450001, China), AuthorCompanyExt(id=1241451342636569463, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342623986548, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001)])]), Author(id=1241451343920026575, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, 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=1241451344037467093, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451343920026575, language=EN, stringName=Xiaopeng WANG, firstName=Xiaopeng, middleName=null, lastName=WANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.National Gear Product Quality Inspection and Testing Center, China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou 450001, China
3.School of Mechanical Engineering, Zhengzhou University of Aeronautics, Zhengzhou 450015, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241451344138130395, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451343920026575, language=CN, stringName=王晓鹏, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001
3.郑州航空工业管理学院 机械工程学院,郑州 450015, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241451342623986548, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, xref=2., ext=[AuthorCompanyExt(id=1241451342628180853, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342623986548, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001)]), AuthorCompany(id=1241451342745621375, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, xref=3., ext=[AuthorCompanyExt(id=1241451342749815680, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342745621375, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3.郑州航空工业管理学院 机械工程学院,郑州 450015)])]), Author(id=1241451344255570913, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, 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=1241451344385594341, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451344255570913, language=EN, stringName=Chengtian MA, firstName=Chengtian, middleName=null, lastName=MA, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.National Gear Product Quality Inspection and Testing Center, China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou 450001, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241451344544977900, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451344255570913, language=CN, stringName=马骋天, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241451342623986548, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, xref=2., ext=[AuthorCompanyExt(id=1241451342628180853, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342623986548, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.National Gear Product Quality Inspection and Testing Center, China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou 450001, China), AuthorCompanyExt(id=1241451342636569463, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342623986548, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.中国机械总院集团郑州机械研究所有限公司 国家齿轮产品质量检验检测中心,郑州 450001)])]), Author(id=1241451344675001332, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, 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=1241451344851161088, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451344675001332, language=EN, stringName=Yaowei XU, firstName=Yaowei, middleName=null, lastName=XU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.School of Mechanical Engineering, Zhengzhou University of Science and Technology, Zhengzhou 450064, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241451344968601606, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, authorId=1241451344675001332, language=CN, stringName=徐要伟, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2021:7-13.(In Chinese), articleTitle=null, refAbstract=null), Reference(id=1241451361125061009, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, doi=null, pmid=null, pmcid=null, year=2021, volume=null, issue=null, pageStart=11, pageEnd=35, url=null, language=null, rfNumber=[22], rfOrder=30, authorNames=全国齿轮标准化技术委员会, journalName=null, refType=null, unstructuredReference=全国齿轮标准化技术委员会.直齿轮和斜齿轮承载能力计算 第3部分:轮齿弯曲强度计算:GB/T 3480.3—2021[S].北京:中国标准出版社,
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2021:11-35.(In Chinese), articleTitle=null, refAbstract=null), Reference(id=1241451361276055954, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, doi=null, pmid=null, pmcid=null, year=2023, volume=47, issue=11, pageStart=1, pageEnd=8, url=null, language=null, rfNumber=[23], rfOrder=32, authorNames=吴鲁纪, 杨世豪, 杨林杰, journalName=机械传动, refType=null, unstructuredReference=吴鲁纪,杨世豪,杨林杰,等.硬齿面齿轮齿根裂纹扩展特性与剩余寿命研究[J].
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47(11):1-8.(In Chinese), articleTitle=Study on the root crack propagation characteristics and residual life of case-hardened gears, refAbstract=null)], funds=[Fund(id=1241451356196753728, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, awardId=252102220076, language=EN, fundingSource=Key R&D and Promotion Projects of Henan Province(252102220076), fundOrder=null, country=null), Fund(id=1241451356293222721, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, awardId=252102220076, language=CN, fundingSource=河南省重点研发与推广专项项目(252102220076), fundOrder=null, country=null), Fund(id=1241451356385497412, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, awardId=23A460024; 23A460004, language=EN, fundingSource=Key Research Projects of Henan Higher Education Institutions(23A460024; 23A460004), fundOrder=null, country=null), Fund(id=1241451356486160711, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, awardId=23A460024; 23A460004, language=CN, fundingSource=河南省高校重点研究项目(23A460024; 23A460004), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1241451342514934636, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, xref=1., ext=[AuthorCompanyExt(id=1241451342519128942, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, companyId=1241451342514934636, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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Test specimen, figureFileSmall=n9jr8hWzMMfJrCyaDaq+lg==, figureFileBig=1DYwZrToSJKN/uF0GPKnug==, tableContent=null), ArticleFig(id=1241451347757813841, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图1, caption=
试样, figureFileSmall=n9jr8hWzMMfJrCyaDaq+lg==, figureFileBig=1DYwZrToSJKN/uF0GPKnug==, tableContent=null), ArticleFig(id=1241451347908808795, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.2, caption=
Metallographic structure analysis, figureFileSmall=MlEJRPMvD9bO7hN9h9BGyg==, figureFileBig=FGOn8aUS3+DUkbfFAc8dIQ==, tableContent=null), ArticleFig(id=1241451347996889183, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图2, caption=
金相组织分析, figureFileSmall=MlEJRPMvD9bO7hN9h9BGyg==, figureFileBig=FGOn8aUS3+DUkbfFAc8dIQ==, tableContent=null), ArticleFig(id=1241451348118524007, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.3, caption=
Metallographic structure of comparison gear, figureFileSmall=OO/fFZUzHQc43PrjUpbZHQ==, figureFileBig=XJshKjQiX6bbGjx9c10Zzg==, tableContent=null), ArticleFig(id=1241451348219187308, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图3, caption=
对照齿轮金相组织, figureFileSmall=OO/fFZUzHQc43PrjUpbZHQ==, figureFileBig=XJshKjQiX6bbGjx9c10Zzg==, tableContent=null), ArticleFig(id=1241451348307267697, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.4, caption=
Metallographic structure of ion-implanted gear, figureFileSmall=ELI8XljjIRTsLNJR3uf+ow==, figureFileBig=aGKbApZQ9pvxAvEfWPsedA==, tableContent=null), ArticleFig(id=1241451348403736694, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图4, caption=
离子注入齿轮金相组织, figureFileSmall=ELI8XljjIRTsLNJR3uf+ow==, figureFileBig=aGKbApZQ9pvxAvEfWPsedA==, tableContent=null), ArticleFig(id=1241451348521177212, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.5, caption=
Hardness gradient measurement, figureFileSmall=Ij3dclk1mGeE3Fwgmby+dA==, figureFileBig=2EbwW2UiVnJJ+1cvdWHUlQ==, tableContent=null), ArticleFig(id=1241451348605063299, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图5, caption=
硬度梯度测量, figureFileSmall=Ij3dclk1mGeE3Fwgmby+dA==, figureFileBig=2EbwW2UiVnJJ+1cvdWHUlQ==, tableContent=null), ArticleFig(id=1241451348714115206, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.6, caption=
Hardness gradient curves, figureFileSmall=AyWk4V6/+mzj57tBJOHFMQ==, figureFileBig=7FEpucsuESw0gsHoQdDq+Q==, tableContent=null), ArticleFig(id=1241451348827361421, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图6, caption=
硬度梯度曲线, figureFileSmall=AyWk4V6/+mzj57tBJOHFMQ==, figureFileBig=7FEpucsuESw0gsHoQdDq+Q==, tableContent=null), ArticleFig(id=1241451348953190546, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.7, caption=
Residual stress measurement at tooth root of nitrogen ion-implanted gear, figureFileSmall=BtO1o3OIaNwDkUW+khNYKA==, figureFileBig=+sy4TKjkgn849rDGEYPpaw==, tableContent=null), ArticleFig(id=1241451349045465241, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图7, caption=
离子注入氮齿轮齿根处残余应力测量, figureFileSmall=BtO1o3OIaNwDkUW+khNYKA==, figureFileBig=+sy4TKjkgn849rDGEYPpaw==, tableContent=null), ArticleFig(id=1241451349162905754, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.8, caption=
Residual stress gradient curves, figureFileSmall=rwU2EiV647erWyvHhMKd8A==, figureFileBig=M4vvKzR8taSnKrCOCZAaQg==, tableContent=null), ArticleFig(id=1241451349246791841, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图8, caption=
残余应力梯度曲线, figureFileSmall=rwU2EiV647erWyvHhMKd8A==, figureFileBig=M4vvKzR8taSnKrCOCZAaQg==, tableContent=null), ArticleFig(id=1241451349351649443, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.9, caption=
Testing machine and designed fixture, figureFileSmall=AoToIpJiUqCQgb2JCKkaUA==, figureFileBig=qaDQAGwkrSgK/ITH7UmghA==, tableContent=null), ArticleFig(id=1241451349443924134, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图9, caption=
试验机与设计夹具, figureFileSmall=AoToIpJiUqCQgb2JCKkaUA==, figureFileBig=qaDQAGwkrSgK/ITH7UmghA==, tableContent=null), ArticleFig(id=1241451349603307693, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.10, caption=
Damage of test gears, figureFileSmall=9Sk7xZoxPIIMK/Xfa9DY7g==, figureFileBig=BoLjlO3ESwaJPyncdnuCKQ==, tableContent=null), ArticleFig(id=1241451349733331122, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图10, caption=
试验齿轮损伤, figureFileSmall=9Sk7xZoxPIIMK/Xfa9DY7g==, figureFileBig=BoLjlO3ESwaJPyncdnuCKQ==, tableContent=null), ArticleFig(id=1241451349825605815, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.11, caption=
Comparison of gear fatigue limits under 50% reliability, figureFileSmall=kKBcf3WDkNaENrib6n4sGw==, figureFileBig=Ye0sxXsRqIgn3U61lRgQDA==, tableContent=null), ArticleFig(id=1241451351360721084, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图11, caption=
50%可靠度下齿轮疲劳极限比较, figureFileSmall=kKBcf3WDkNaENrib6n4sGw==, figureFileBig=Ye0sxXsRqIgn3U61lRgQDA==, tableContent=null), ArticleFig(id=1241451351490744510, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Fig.12, caption=
Comparison of gear fatigue limits under 99% reliability, figureFileSmall=8AvKHyMvGUcxnYLY1+u5rw==, figureFileBig=Q5EC+OwNNpGbgC5c8sLGBw==, tableContent=null), ArticleFig(id=1241451351616573637, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=图12, caption=
99%可靠度下齿轮疲劳极限比较, figureFileSmall=8AvKHyMvGUcxnYLY1+u5rw==, figureFileBig=Q5EC+OwNNpGbgC5c8sLGBw==, tableContent=null), ArticleFig(id=1241451351729819848, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.1, caption=
Major alloy composition of 18CrNiMo7-6 steel
, figureFileSmall=null, figureFileBig=null, tableContent=
化学元素 Chemical element | C | Ni | Cr | Mo | Mn | Si |
|---|
标准值 Standard value | 0.15~0.21 | 1.40~1.70 | 1.50~1.80 | 0.25~0.35 | 0.50~0.90 | ≤0.40 |
实测值 Measured value | 0.16 | 1.58 | 1.57 | 0.30 | 0.76 | 0.31 |
), ArticleFig(id=1241451351843066061, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表1, caption=
18CrNiMo7-6 钢主要合金成分
, figureFileSmall=null, figureFileBig=null, tableContent=
化学元素 Chemical element | C | Ni | Cr | Mo | Mn | Si |
|---|
标准值 Standard value | 0.15~0.21 | 1.40~1.70 | 1.50~1.80 | 0.25~0.35 | 0.50~0.90 | ≤0.40 |
实测值 Measured value | 0.16 | 1.58 | 1.57 | 0.30 | 0.76 | 0.31 |
), ArticleFig(id=1241451351973089489, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.2, caption=
Gear parameters
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| 参数Parameter | 值Value |
|---|
| 齿数Number of teeth z | 32 |
| 模数Module m/mm | 5 |
| 压力角Pressure angle α/(°) | 20 |
| 螺旋角Helix angle β/(°) | 0 |
| 齿宽Tooth width b/mm | 20 |
| 变位系数Modification coefficient x | 0 |
| 齿顶圆直径Tip diameter da/mm | 170 |
| 精度等级Accuracy class | 6级(GB/T 10095.1—2022) |
), ArticleFig(id=1241451352082141398, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表2, caption=
齿轮参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数Parameter | 值Value |
|---|
| 齿数Number of teeth z | 32 |
| 模数Module m/mm | 5 |
| 压力角Pressure angle α/(°) | 20 |
| 螺旋角Helix angle β/(°) | 0 |
| 齿宽Tooth width b/mm | 20 |
| 变位系数Modification coefficient x | 0 |
| 齿顶圆直径Tip diameter da/mm | 170 |
| 精度等级Accuracy class | 6级(GB/T 10095.1—2022) |
), ArticleFig(id=1241451352182804699, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.3, caption=
Metallographic structure grades of comparison gear
, figureFileSmall=null, figureFileBig=null, tableContent=
检测项目 Test items | 技术要求(级别) Technical requirements (grades) | 对照齿轮 Comparison gear |
|---|
| WQH13 | WQH14 |
|---|
马氏体 Martensite | 1~4 | 3 | 2 |
残留奥氏体 Retained austenite | 1~4 | 4 | 2 |
| 碳化物Carbide | 1~4 | 4 | 4 |
), ArticleFig(id=1241451352308633825, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表3, caption=
对照齿轮金相组织等级
, figureFileSmall=null, figureFileBig=null, tableContent=
检测项目 Test items | 技术要求(级别) Technical requirements (grades) | 对照齿轮 Comparison gear |
|---|
| WQH13 | WQH14 |
|---|
马氏体 Martensite | 1~4 | 3 | 2 |
残留奥氏体 Retained austenite | 1~4 | 4 | 2 |
| 碳化物Carbide | 1~4 | 4 | 4 |
), ArticleFig(id=1241451352493183206, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.4, caption=
Metallographic structure grades of ion-implanted gear
, figureFileSmall=null, figureFileBig=null, tableContent=
检测项目 Test items | 技术要求(级别) Technical requirements (grades) | 对照齿轮 Comparison gear |
|---|
| QH03 | QH06 |
|---|
马氏体 Martensite | 1~4 | 2 | 1 |
残留奥氏体 Retained austenite | 1~4 | 1 | 2 |
碳化物 Carbide | 1~4 | 4 | 4 |
), ArticleFig(id=1241451352589652200, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表4, caption=
离子注入齿轮金相组织等级
, figureFileSmall=null, figureFileBig=null, tableContent=
检测项目 Test items | 技术要求(级别) Technical requirements (grades) | 对照齿轮 Comparison gear |
|---|
| QH03 | QH06 |
|---|
马氏体 Martensite | 1~4 | 2 | 1 |
残留奥氏体 Retained austenite | 1~4 | 1 | 2 |
碳化物 Carbide | 1~4 | 4 | 4 |
), ArticleFig(id=1241451352669343982, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.5, caption=
Bending stress coefficient values of gear
, figureFileSmall=null, figureFileBig=null, tableContent=
参数 Parameter | YFE | YSE | Yβ | YB | YST | YδrelT | YRrelT | YX |
|---|
| 值Value | 3.109 | 1.570 | 1.0 | 1.0 | 2.0 | 0.998 | 0.988 | 1 |
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齿轮弯曲应力系数取值
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参数 Parameter | YFE | YSE | Yβ | YB | YST | YδrelT | YRrelT | YX |
|---|
| 值Value | 3.109 | 1.570 | 1.0 | 1.0 | 2.0 | 0.998 | 0.988 | 1 |
), ArticleFig(id=1241451352811950326, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.6, caption=
Root bending fatigue stress
, figureFileSmall=null, figureFileBig=null, tableContent=
施加载荷 Applied load/kN | /MPa | σF/MPa |
|---|
| 38.0 | 735.9 | 715.3 |
| 39.0 | 755.3 | 734.6 |
| 40.5 | 784.3 | 763.5 |
| 43.0 | 832.7 | 811.9 |
| 48.0 | 929.6 | 909.1 |
), ArticleFig(id=1241451353013276923, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表6, caption=
齿根弯曲疲劳应力
, figureFileSmall=null, figureFileBig=null, tableContent=
施加载荷 Applied load/kN | /MPa | σF/MPa |
|---|
| 38.0 | 735.9 | 715.3 |
| 39.0 | 755.3 | 734.6 |
| 40.5 | 784.3 | 763.5 |
| 43.0 | 832.7 | 811.9 |
| 48.0 | 929.6 | 909.1 |
), ArticleFig(id=1241451353109745922, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.7, caption=
Test gear bending fatigue datas
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号No. | 齿轮编号 Gear number | 弯曲应力 Bending stress/MPa | 疲劳寿命 Fatigue life | 损伤情况 Damage condition |
|---|
| 1 | WQH-15 | 715.3 | 1 109 894 | 裂纹Crack |
| 2 | WQH-15 | 715.3 | 106 435 | 裂纹Crack |
| 3 | WQH-15 | 734.6 | 68 121 | 裂纹Crack |
| 4 | WQH-15 | 763.5 | 53 090 | 裂纹Crack |
| 5 | WQH-15 | 811.9 | 45 757 | 裂纹Crack |
| 6 | WQH-15 | 909.1 | 16 621 | 断齿Fracture |
| 7 | WQH-15 | 909.1 | 17 301 | 断齿Fracture |
| 8 | WQH-12 | 715.3 | 347 531 | 裂纹Crack |
| 9 | WQH-12 | 734.6 | 77 221 | 裂纹Crack |
1 0 | WQH-12 | 734.6 | 85 462 | 裂纹Crack |
| 11 | WQH-12 | 763.5 | 44 678 | 裂纹Crack |
| 12 | WQH-12 | 763.5 | 75 364 | 裂纹Crack |
| 13 | WQH-12 | 811.9 | 21 101 | 裂纹Crack |
| 14 | WQH-12 | 811.9 | 30 113 | 断齿Fracture |
| 15 | WQH-12 | 909.1 | 17 276 | 断齿Fracture |
| 16 | WQH-13 | 909.1 | 12 239 | 断齿Fracture |
| 17 | WQH-13 | 811.9 | 29 152 | 断齿Fracture |
| 18 | WQH-13 | 763.5 | 103 881 | 裂纹Crack |
| 19 | WQH-13 | 734.6 | 133 954 | 裂纹Crack |
| 20 | WQH-13 | 909.1 | 4 4307 | 裂纹Crack |
| 21 | WQH-13 | 811.9 | 35 085 | 断齿Fracture |
| 22 | WQH-13 | 763.5 | 38 281 | 断齿Fracture |
| 23 | WQH-13 | 734.6 | 76 199 | 断齿Fracture |
| 24 | WQH-14 | 909.1 | 18 215 | 断齿Fracture |
| 25 | WQH-14 | 715.3 | 107 883 | 断齿Fracture |
| 26 | WQH-14 | 715.3 | 73 303 | 断齿Fracture |
| 27 | WQH-11 | 715.3 | 3 000 000 | 越出Exceed |
| 28 | WQH-14 | 715.3 | 3 000 000 | 越出Exceed |
| 29 | WQH-14 | 715.3 | 3 000 000 | 越出Exceed |
| 30 | QH-03 | 909.1 | 29 435 | 断齿Fracture |
| 31 | QH-03 | 811.9 | 11 078 | 裂纹Crack |
| 32 | QH-03 | 763.5 | 32 791 | 裂纹Crack |
| 33 | QH-03 | 734.6 | 69 233 | 裂纹Crack |
| 34 | QH-03 | 909.1 | 19 840 | 裂纹Crack |
| 35 | QH-03 | 811.9 | 29 196 | 断齿Fracture |
| 36 | QH-03 | 763.5 | 85 271 | 断齿Fracture |
| 37 | QH-03 | 734.6 | 87 689 | 断齿Fracture |
| 38 | QH-09 | 715.3 | 124 138 | 断齿Fracture |
| 39 | QH-09 | 909.1 | 5 334 | 断齿Fracture |
| 40 | QH-09 | 811.9 | 19 612 | 断齿Fracture |
| 41 | QH-09 | 763.5 | 16 994 | 断齿Fracture |
| 42 | QH-09 | 734.6 | 49 544 | 断齿Fracture |
| 43 | QH-09 | 909.1 | 13 732 | 断齿Fracture |
| 44 | QH-09 | 811.9 | 18 321 | 断齿Fracture |
| 45 | QH-09 | 763.5 | 34 022 | 断齿Fracture |
| 46 | QH-07 | 909.1 | 6 881 | 断齿Fracture |
| 47 | QH-07 | 811.9 | 8 629 | 断齿Fracture |
| 48 | QH-07 | 763.5 | 9 726 | 断齿Fracture |
| 49 | QH-07 | 734.6 | 32 859 | 断齿Fracture |
| 50 | QH-07 | 734.6 | 45 353 | 断齿Fracture |
| 51 | QH-07 | 715.3 | 59 702 | 断齿Fracture |
| 52 | QH-07 | 763.5 | 19 949 | 断齿Fracture |
| 53 | QH-07 | 909.1 | 5 538 | 断齿Fracture |
| 54 | QH-10 | 909.1 | 11 774 | 断齿Fracture |
| 55 | QH-10 | 811.9 | 13 252 | 断齿Fracture |
| 56 | QH-10 | 763.5 | 22 377 | 断齿Fracture |
| 57 | QH-10 | 734.6 | 42 257 | 断齿Fracture |
| 58 | QH-10 | 715.3 | 54 807 | 断齿Fracture |
| 59 | QH-10 | 715.3 | 108 977 | 断齿Fracture |
| 60 | QH-10 | 715.3 | 194 415 | 断齿Fracture |
), ArticleFig(id=1241451353227186436, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表7, caption=
试验齿轮弯曲疲劳数据
, figureFileSmall=null, figureFileBig=null, tableContent=
| 序号No. | 齿轮编号 Gear number | 弯曲应力 Bending stress/MPa | 疲劳寿命 Fatigue life | 损伤情况 Damage condition |
|---|
| 1 | WQH-15 | 715.3 | 1 109 894 | 裂纹Crack |
| 2 | WQH-15 | 715.3 | 106 435 | 裂纹Crack |
| 3 | WQH-15 | 734.6 | 68 121 | 裂纹Crack |
| 4 | WQH-15 | 763.5 | 53 090 | 裂纹Crack |
| 5 | WQH-15 | 811.9 | 45 757 | 裂纹Crack |
| 6 | WQH-15 | 909.1 | 16 621 | 断齿Fracture |
| 7 | WQH-15 | 909.1 | 17 301 | 断齿Fracture |
| 8 | WQH-12 | 715.3 | 347 531 | 裂纹Crack |
| 9 | WQH-12 | 734.6 | 77 221 | 裂纹Crack |
1 0 | WQH-12 | 734.6 | 85 462 | 裂纹Crack |
| 11 | WQH-12 | 763.5 | 44 678 | 裂纹Crack |
| 12 | WQH-12 | 763.5 | 75 364 | 裂纹Crack |
| 13 | WQH-12 | 811.9 | 21 101 | 裂纹Crack |
| 14 | WQH-12 | 811.9 | 30 113 | 断齿Fracture |
| 15 | WQH-12 | 909.1 | 17 276 | 断齿Fracture |
| 16 | WQH-13 | 909.1 | 12 239 | 断齿Fracture |
| 17 | WQH-13 | 811.9 | 29 152 | 断齿Fracture |
| 18 | WQH-13 | 763.5 | 103 881 | 裂纹Crack |
| 19 | WQH-13 | 734.6 | 133 954 | 裂纹Crack |
| 20 | WQH-13 | 909.1 | 4 4307 | 裂纹Crack |
| 21 | WQH-13 | 811.9 | 35 085 | 断齿Fracture |
| 22 | WQH-13 | 763.5 | 38 281 | 断齿Fracture |
| 23 | WQH-13 | 734.6 | 76 199 | 断齿Fracture |
| 24 | WQH-14 | 909.1 | 18 215 | 断齿Fracture |
| 25 | WQH-14 | 715.3 | 107 883 | 断齿Fracture |
| 26 | WQH-14 | 715.3 | 73 303 | 断齿Fracture |
| 27 | WQH-11 | 715.3 | 3 000 000 | 越出Exceed |
| 28 | WQH-14 | 715.3 | 3 000 000 | 越出Exceed |
| 29 | WQH-14 | 715.3 | 3 000 000 | 越出Exceed |
| 30 | QH-03 | 909.1 | 29 435 | 断齿Fracture |
| 31 | QH-03 | 811.9 | 11 078 | 裂纹Crack |
| 32 | QH-03 | 763.5 | 32 791 | 裂纹Crack |
| 33 | QH-03 | 734.6 | 69 233 | 裂纹Crack |
| 34 | QH-03 | 909.1 | 19 840 | 裂纹Crack |
| 35 | QH-03 | 811.9 | 29 196 | 断齿Fracture |
| 36 | QH-03 | 763.5 | 85 271 | 断齿Fracture |
| 37 | QH-03 | 734.6 | 87 689 | 断齿Fracture |
| 38 | QH-09 | 715.3 | 124 138 | 断齿Fracture |
| 39 | QH-09 | 909.1 | 5 334 | 断齿Fracture |
| 40 | QH-09 | 811.9 | 19 612 | 断齿Fracture |
| 41 | QH-09 | 763.5 | 16 994 | 断齿Fracture |
| 42 | QH-09 | 734.6 | 49 544 | 断齿Fracture |
| 43 | QH-09 | 909.1 | 13 732 | 断齿Fracture |
| 44 | QH-09 | 811.9 | 18 321 | 断齿Fracture |
| 45 | QH-09 | 763.5 | 34 022 | 断齿Fracture |
| 46 | QH-07 | 909.1 | 6 881 | 断齿Fracture |
| 47 | QH-07 | 811.9 | 8 629 | 断齿Fracture |
| 48 | QH-07 | 763.5 | 9 726 | 断齿Fracture |
| 49 | QH-07 | 734.6 | 32 859 | 断齿Fracture |
| 50 | QH-07 | 734.6 | 45 353 | 断齿Fracture |
| 51 | QH-07 | 715.3 | 59 702 | 断齿Fracture |
| 52 | QH-07 | 763.5 | 19 949 | 断齿Fracture |
| 53 | QH-07 | 909.1 | 5 538 | 断齿Fracture |
| 54 | QH-10 | 909.1 | 11 774 | 断齿Fracture |
| 55 | QH-10 | 811.9 | 13 252 | 断齿Fracture |
| 56 | QH-10 | 763.5 | 22 377 | 断齿Fracture |
| 57 | QH-10 | 734.6 | 42 257 | 断齿Fracture |
| 58 | QH-10 | 715.3 | 54 807 | 断齿Fracture |
| 59 | QH-10 | 715.3 | 108 977 | 断齿Fracture |
| 60 | QH-10 | 715.3 | 194 415 | 断齿Fracture |
), ArticleFig(id=1241451353378181384, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.8, caption=
Constant term and linear correlation table of the fitting formula (comparison gear)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 系数 Coefficient | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
正态分布 Normal distribution | B | 7.981 3×10-6 | 3.770 5×10-5 | 6.730 5×10-5 | 9.480 7×10-5 | 4.126 3×10-4 |
| A | -4.011 7 | -4.230 2 | -4.284 5 | -4.080 7 | -7.277 4 |
| rc | 0.985 7 | 0.982 6 | 0.993 8 | 0.990 6 | 0.981 1 |
对数正态分布 Lognormal distribution | B | 4.115 3 | 4.331 3 | 4.229 3 | 3.994 2 | 7.458 7 |
| A | -53.951 4 | -50.294 9 | -46.712 4 | -42.545 4 | -72.889 8 |
| rc | 0.994 8 | 0.990 4 | 0.993 9 | 0.989 0 | 0.988 6 |
两参数威布尔分布 Two-parameter Weibull distribution | B | 4.827 1 | 5.071 6 | 5.037 0 | 4.785 9 | 8.736 0 |
| A | -63.773 7 | -59.382 2 | -56.123 5 | -51.468 9 | -85.862 1 |
| rc | 0.975 7 | 0.969 7 | 0.989 8 | 0.990 9 | 0.968 2 |
), ArticleFig(id=1241451353470456075, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表8, caption=
拟合公式的常数项和线性相关系数表(对照齿轮)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 系数 Coefficient | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
正态分布 Normal distribution | B | 7.981 3×10-6 | 3.770 5×10-5 | 6.730 5×10-5 | 9.480 7×10-5 | 4.126 3×10-4 |
| A | -4.011 7 | -4.230 2 | -4.284 5 | -4.080 7 | -7.277 4 |
| rc | 0.985 7 | 0.982 6 | 0.993 8 | 0.990 6 | 0.981 1 |
对数正态分布 Lognormal distribution | B | 4.115 3 | 4.331 3 | 4.229 3 | 3.994 2 | 7.458 7 |
| A | -53.951 4 | -50.294 9 | -46.712 4 | -42.545 4 | -72.889 8 |
| rc | 0.994 8 | 0.990 4 | 0.993 9 | 0.989 0 | 0.988 6 |
两参数威布尔分布 Two-parameter Weibull distribution | B | 4.827 1 | 5.071 6 | 5.037 0 | 4.785 9 | 8.736 0 |
| A | -63.773 7 | -59.382 2 | -56.123 5 | -51.468 9 | -85.862 1 |
| rc | 0.975 7 | 0.969 7 | 0.989 8 | 0.990 9 | 0.968 2 |
), ArticleFig(id=1241451353621451023, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.9, caption=
Constant term and linear correlation table of the fitting formula (ion-implanted gear)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 系数 Coefficient | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
正态 分布Normal distribution | B | 2.142 3×10-5 | 4.163 7×10-5 | 9.177 9×10-5 | 1.146 7×10-4 | 9.477 6×10-5 |
| A | -2.249 5 | -2.268 8 | -2.078 2 | -1.912 9 | -1.252 9 |
| rc | 0.949 3 | 0.955 1 | 0.974 9 | 0.966 1 | 0.940 2 |
对数正态分布 Lognormal distribution | B | 1.904 0 | 2.436 5 | 1.836 4 | 1.991 5 | 1.324 9 |
| A | -21.880 8 | -26.440 7 | -18.263 8 | -19.200 8 | -12.326 0 |
| rc | 0.925 9 | 0.980 5 | 0.965 8 | 0.992 0 | 0.974 3 |
两参数威布尔分布 Two-parameter Weibull distribution | B | 2.334 4 | 2.854 8 | 2.249 1 | 2.359 0 | 1.548 9 |
| A | -27.327 5 | -31.480 5 | -22.868 5 | -23.244 5 | -14.918 3 |
| rc | 0.944 2 | 0.955 6 | 0.983 8 | 0.977 3 | 0.943 3 |
), ArticleFig(id=1241451353717920020, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表9, caption=
拟合公式的常数项和线性相关系数表(离子注入齿轮)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 系数 Coefficient | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
正态 分布Normal distribution | B | 2.142 3×10-5 | 4.163 7×10-5 | 9.177 9×10-5 | 1.146 7×10-4 | 9.477 6×10-5 |
| A | -2.249 5 | -2.268 8 | -2.078 2 | -1.912 9 | -1.252 9 |
| rc | 0.949 3 | 0.955 1 | 0.974 9 | 0.966 1 | 0.940 2 |
对数正态分布 Lognormal distribution | B | 1.904 0 | 2.436 5 | 1.836 4 | 1.991 5 | 1.324 9 |
| A | -21.880 8 | -26.440 7 | -18.263 8 | -19.200 8 | -12.326 0 |
| rc | 0.925 9 | 0.980 5 | 0.965 8 | 0.992 0 | 0.974 3 |
两参数威布尔分布 Two-parameter Weibull distribution | B | 2.334 4 | 2.854 8 | 2.249 1 | 2.359 0 | 1.548 9 |
| A | -27.327 5 | -31.480 5 | -22.868 5 | -23.244 5 | -14.918 3 |
| rc | 0.944 2 | 0.955 6 | 0.983 8 | 0.977 3 | 0.943 3 |
), ArticleFig(id=1241451353797611800, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.10, caption=
Fatigue life under different probabilities under lognormal distribution (comparison gear)
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
| 0.50 | 493 786 | 110 421 | 62 619 | 42 267 | 17 543 |
| 0.90 | 388 279 | 87 963 | 49 569 | 33 042 | 15 376 |
| 0.95 | 362 702 | 82 472 | 46 392 | 30 814 | 14 812 |
| 0.99 | 319 179 | 73 079 | 40 970 | 27 033 | 13 810 |
), ArticleFig(id=1241451353889886493, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表10, caption=
对数正态分布下对照齿轮不同概率下的疲劳寿命(对照齿轮)
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability | 应力级Stress level |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
| 0.50 | 493 786 | 110 421 | 62 619 | 42 267 | 17 543 |
| 0.90 | 388 279 | 87 963 | 49 569 | 33 042 | 15 376 |
| 0.95 | 362 702 | 82 472 | 46 392 | 30 814 | 14 812 |
| 0.99 | 319 179 | 73 079 | 40 970 | 27 033 | 13 810 |
), ArticleFig(id=1241451353973772576, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.11, caption=
Fatigue life under different probabilities under lognormal distribution (ion-implanted gear)
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability | 应力级Stress level/MPa |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
| 0.50 | 97 916 | 51 630 | 20 857 | 15 390 | 10 976 |
| 0.90 | 59 295 | 34 090 | 12 124 | 9 207 | 5 037 |
| 0.95 | 51 436 | 30 306 | 10 396 | 7 959 | 4 039 |
| 0.99 | 39 394 | 24 303 | 7 791 | 6 056 | 2 670 |
), ArticleFig(id=1241451354103796006, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表11, caption=
对数正态分布下离子注入齿轮不同概率下的疲劳寿命(离子注入齿轮)
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability | 应力级Stress level/MPa |
|---|
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ |
|---|
| 0.50 | 97 916 | 51 630 | 20 857 | 15 390 | 10 976 |
| 0.90 | 59 295 | 34 090 | 12 124 | 9 207 | 5 037 |
| 0.95 | 51 436 | 30 306 | 10 396 | 7 959 | 4 039 |
| 0.99 | 39 394 | 24 303 | 7 791 | 6 056 | 2 670 |
), ArticleFig(id=1241451354242208044, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.12, caption=
Fitting of comparison gear data
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability R | mlgσFlim+lgN=lgC | 相关系数 Correlation coefficient rc |  |
|---|
| 系数Coefficient b | 系数Coefficient a | m | C |
|---|
| 0.50 | -0.069 4 | 3.233 1 | 0.903 8 | 14.409 2 | 3.858 8×1046 |
| 0.90 | -0.070 4 | 3.231 2 | 0.894 1 | 14.204 5 | 7.901 8×1045 |
| 0.95 | -0.070 6 | 3.230 5 | 0.891 2 | 14.164 3 | 5.725 2×1045 |
| 0.99 | -0.071 0 | 3.229 1 | 0.885 3 | 14.084 5 | 3.021 9×1045 |
), ArticleFig(id=1241451354384814385, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表12, caption=
对照齿轮数据拟合
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability R | mlgσFlim+lgN=lgC | 相关系数 Correlation coefficient rc |  |
|---|
| 系数Coefficient b | 系数Coefficient a | m | C |
|---|
| 0.50 | -0.069 4 | 3.233 1 | 0.903 8 | 14.409 2 | 3.858 8×1046 |
| 0.90 | -0.070 4 | 3.231 2 | 0.894 1 | 14.204 5 | 7.901 8×1045 |
| 0.95 | -0.070 6 | 3.230 5 | 0.891 2 | 14.164 3 | 5.725 2×1045 |
| 0.99 | -0.071 0 | 3.229 1 | 0.885 3 | 14.084 5 | 3.021 9×1045 |
), ArticleFig(id=1241451355852820790, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=EN, label=Tab.13, caption=
Fitting ion-implanted gearing data
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability R | mlgσFlim+lgN=lgC | 相关系数 Correlation coefficient rc |  |
|---|
| 系数Coefficient b | 系数Coefficient a | m | C |
|---|
| 0.50 | -0.093 9 | 3.312 1 | 0.888 9 | 10.649 6 | 1.873 4×1035 |
| 0.90 | -0.088 0 | 3.264 8 | 0.922 8 | 11.363 6 | 1.258 9×1037 |
| 0.95 | -0.086 1 | 3.251 2 | 0.929 8 | 11.614 4 | 5.764 3×1037 |
| 0.99 | -0.082 6 | 3.226 1 | 0.940 5 | 12.106 5 | 1.140 0×1039 |
), ArticleFig(id=1241451356016398647, tenantId=1146029695717560320, journalId=1227999626482147330, articleId=1241408878437519825, language=CN, label=表13, caption=
离子注入齿轮数据拟合
, figureFileSmall=null, figureFileBig=null, tableContent=
可靠度 Reliability R | mlgσFlim+lgN=lgC | 相关系数 Correlation coefficient rc |  |
|---|
| 系数Coefficient b | 系数Coefficient a | m | C |
|---|
| 0.50 | -0.093 9 | 3.312 1 | 0.888 9 | 10.649 6 | 1.873 4×1035 |
| 0.90 | -0.088 0 | 3.264 8 | 0.922 8 | 11.363 6 | 1.258 9×1037 |
| 0.95 | -0.086 1 | 3.251 2 | 0.929 8 | 11.614 4 | 5.764 3×1037 |
| 0.99 | -0.082 6 | 3.226 1 | 0.940 5 | 12.106 5 | 1.140 0×1039 |
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