{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"镀镉的<span style=\"color:red\">扭转</span><span style=\"color:red\">弹簧</span>在装配时发生断裂.采用了能谱分析、金相分析和扫描电镜分析等手段,对<span style=\"color:red\">弹簧</span>断口进行了宏观和微观分析.结果表明,绕制过程中残余在<span style=\"color:red\">弹簧</span>中的拉应力以及在除氢过程超温,致使大量的镉渗入到晶格之间,进而导致晶格之间结合力降低且脆化.在外力作用下,导致沿晶脆性断裂.","authors":[{"authorName":"马丽莎","id":"9f662c11-164d-47b0-912e-656ce3d5c641","originalAuthorName":"马丽莎"},{"authorName":"朱媛","id":"486a605f-e9e8-4c68-9902-ba56a0b88446","originalAuthorName":"朱媛"},{"authorName":"刘贵芳","id":"34776a5e-c13f-4e59-9e9d-83cf52b8d91e","originalAuthorName":"刘贵芳"}],"doi":"10.3969/j.issn.1001-3849.2010.12.009","fpage":"33","id":"9a4c0421-9b15-4603-aacf-ba5ec94c360e","issue":"12","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"e94f81da-b398-4527-ac0a-079312efa155","keyword":"<span style=\"color:red\">扭转</span><span style=\"color:red\">弹簧</span>","originalKeyword":"扭转弹簧"},{"id":"7173dde6-ec25-4422-894a-86ad8c8fba91","keyword":"断裂","originalKeyword":"断裂"},{"id":"b47f801c-9582-4025-b181-7b6d200dfadc","keyword":"镀镉","originalKeyword":"镀镉"},{"id":"8a6d1c7d-b3e6-48f1-ba4b-56fbde5d7cd6","keyword":"镉脆","originalKeyword":"镉脆"},{"id":"45b374d9-918c-45d8-9525-770ddf637bc8","keyword":"残余应力","originalKeyword":"残余应力"}],"language":"zh","publisherId":"ddjs201012009","title":"<span style=\"color:red\">扭转</span><span style=\"color:red\">弹簧</span>镉脆断裂失效分析","volume":"32","year":"2010"},{"abstractinfo":"本文研究了40Cr钢不同回火态,不同应力水平下缺口<span style=\"color:red\">扭转</span>疲劳断裂的寿命、宏观断口类型和微观断裂机制。断口分析表明,在同一回火温度下,随着应力的升高,断裂类型由正应力断裂→纵向剪切断裂→横向剪切断裂转变;同一应力水平下,随着强度的增加,断裂类型由剪切型向正断型转变;正断型的断裂机制为:T→S+I→D+I,剪切型的断裂机制为:T→S′→D。根据本工作结果总结出<span style=\"color:red\">扭转</span>疲劳断裂机制图。","authors":[{"authorName":"胡志忠","id":"8f5d02f3-2166-4397-be6e-bc167aaa7620","originalAuthorName":"胡志忠"},{"authorName":"吴玉声","id":"ee15bc97-74f0-4249-9812-1ecf4ae8b227","originalAuthorName":"吴玉声"},{"authorName":"蔡和平","id":"55e78302-e370-4f33-9b90-e34feb486cf1","originalAuthorName":"蔡和平"},{"authorName":"马丽华","id":"134c90aa-761c-41d9-8d19-04cfbe046538","originalAuthorName":"马丽华"}],"categoryName":"|","doi":"","fpage":"50","id":"92682e3d-74ac-4ce7-a971-02ab517a36e0","issue":"5","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"a3ae3bda-3301-4d54-ae13-6852305f3087","keyword":"<span style=\"color:red\">扭转</span>疲劳","originalKeyword":"扭转疲劳"},{"id":"29b1e76f-b6f3-42d6-bb5f-a79a761ca244","keyword":"torsional fatigue","originalKeyword":"torsional fatigue"},{"id":"dbde0224-0538-48e7-9d40-ffc193bde8c7","keyword":"fracture","originalKeyword":"fracture"}],"language":"zh","publisherId":"0412-1961_1990_5_16","title":"<span style=\"color:red\">扭转</span>疲劳断裂机制图","volume":"26","year":"1990"},{"abstractinfo":"无裂纹<span style=\"color:red\">扭转</span>试样充氢后在恒定的扭矩作用下能产生氢致滞后开裂。顺时针<span style=\"color:red\">扭转</span>时裂纹面和<span style=\"color:red\">扭转</span>轴成45°;反时针<span style=\"color:red\">扭转</span>则沿-45°面产生裂纹。计算表明,如果氢原子在α-Fe中的应变场是非球对称的,则氢原子的应变场和<span style=\"color:red\">扭转</span>应力场之间存在有互作用能,而且在45°面(顺时针<span style=\"color:red\">扭转</span>时)上具有极小值。这就将导致氢原子向45°面扩散和富集,当其浓度达到临界值时就会引起氢致滞后开裂。对于充氢的缺口或预裂纹<span style=\"color:red\">扭转</span>试样(即Ⅲ型裂纹)上述结论也成立。","authors":[{"authorName":"褚武扬","id":"36a7446e-e2b1-4f11-b086-e0e4847098b0","originalAuthorName":"褚武扬"},{"authorName":"张统一","id":"097dd512-406c-4f5f-9e2f-dee9b4c76d76","originalAuthorName":"张统一"},{"authorName":"肖纪美","id":"b611c046-f3fd-44b1-8f66-286b35025d48","originalAuthorName":"肖纪美"}],"categoryName":"|","doi":"","fpage":"119","id":"b96747d0-5652-4c4e-a600-5867357af7c1","issue":"2","journal":{"abbrevTitle":"ZGFSYFHXB","coverImgSrc":"journal/img/cover/中国腐蚀封面19-3期-01.jpg","id":"81","issnPpub":"1005-4537","publisherId":"ZGFSYFHXB","title":"中国腐蚀与防护学报"},"keywords":[],"language":"zh","publisherId":"1005-4537_1984_2_7","title":"<span style=\"color:red\">扭转</span>试样的氢致滞后开裂","volume":"4","year":"1984"},{"abstractinfo":"对碟形<span style=\"color:red\">弹簧</span>裂纹件和原材料采用金相检验、化学分析、硬度试验和扫描电镜等手段进行综合分析.根据蝶形<span style=\"color:red\">弹簧</span>静压后出现开裂这一现象,结合其生产工艺流程以及裂纹起始部位断口微观形貌特征,分析认为蝶形<span style=\"color:red\">弹簧</span>的开裂属于氢致延迟裂纹.","authors":[{"authorName":"王立辉","id":"1cb07996-3d3e-4723-80e2-9ac3a6cf938c","originalAuthorName":"王立辉"},{"authorName":"徐巍","id":"d4649c39-e39f-4270-a4a4-e15acfc3eeed","originalAuthorName":"徐巍"}],"doi":"","fpage":"44","id":"4a22f2ab-a5ab-4380-bcff-94c94bb5ea85","issue":"3","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"99ca5c79-78f8-4065-bd08-1e09e329ee12","keyword":"碟形<span style=\"color:red\">弹簧</span>","originalKeyword":"碟形弹簧"},{"id":"6b0cd1db-d63f-49bd-bf73-18169ef5a18b","keyword":"延迟裂纹","originalKeyword":"延迟裂纹"}],"language":"zh","publisherId":"wlcs201003012","title":"碟形<span style=\"color:red\">弹簧</span>裂纹分析","volume":"28","year":"2010"},{"abstractinfo":"对碟形<span style=\"color:red\">弹簧</span>裂纹件和原材料，采用金相检验、化学分析、硬度试验、扫描电镜等手段进行综合分析，结果表明：原材料硫化物较多，加工成碟形<span style=\"color:red\">弹簧</span>后，在其表面形成很多缺陷，磷化、酸洗后，在缺陷处产生氢腐蚀，长时间受力时产生裂纹。","authors":[{"authorName":"王立辉","id":"90de2e96-3279-4ac9-bc1c-47ae25274a1a","originalAuthorName":"王立辉"}],"categoryName":"|","doi":"","fpage":"44","id":"110f4b9f-15f9-44cd-8820-0730aa18065c","issue":"3","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"4c173b87-b939-4bbc-93eb-156d82088810","keyword":"碟形<span style=\"color:red\">弹簧</span>","originalKeyword":"碟形弹簧"},{"id":"4277f730-45a4-4497-9bfe-53cb44c00a48","keyword":"hydrogen corrosion","originalKeyword":"hydrogen corrosion"},{"id":"ec6241e8-4ca0-4e5e-843c-3a15376b16cb","keyword":"cracks","originalKeyword":"cracks"}],"language":"zh","publisherId":"1001-0777_2010_3_13","title":"碟形<span style=\"color:red\">弹簧</span>裂纹分析","volume":"28","year":"2010"},{"abstractinfo":"通过OM、SEM、X射线应力测试仪等测试手段对断裂失效<span style=\"color:red\">弹簧</span>进行了夹杂物、金相、脱碳层和断口形貌的表征及晶粒度、硬度、残余应力和残留奥氏体的检测.结果显示,各项性能均在正常范围内,晶粒等级为10.5级,较为细化但有混晶现象.<span style=\"color:red\">弹簧</span>表层存在脱碳和挤压压痕,脱碳层厚度约为180 μm.断口分析表明,<span style=\"color:red\">弹簧</span>失效形式为疲劳失效,原因是<span style=\"color:red\">弹簧</span>圈之间相互挤压产生的表面压痕引起应力集中,改变了表层应力状态,同时脱碳层和部分脱碳层之间的过渡区易于产生微裂纹,导致了疲劳断裂.","authors":[{"authorName":"卢叶茂","id":"ef9d709a-51a5-49e1-8df6-ddbd279d0a12","originalAuthorName":"卢叶茂"},{"authorName":"梁益龙","id":"205fcd91-69d4-4634-ad99-f19d36f8f09b","originalAuthorName":"梁益龙"},{"authorName":"杨明","id":"91477909-27ae-4c4a-bfc8-73d54e3b0ab5","originalAuthorName":"杨明"}],"doi":"10.13228/j.boyuan.issn1001-0777.20160067","fpage":"50","id":"5e066ea4-a7d3-464c-a3d4-e622c6736555","issue":"2","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"b75bdc6d-96c4-4277-a848-b29034eea0a9","keyword":"<span style=\"color:red\">弹簧</span>","originalKeyword":"弹簧"},{"id":"532b9d2f-f8fa-49c8-af08-336168cd91ca","keyword":"失效分析","originalKeyword":"失效分析"},{"id":"9b5ac01b-d6bd-410d-a4ec-9a48225238af","keyword":"疲劳","originalKeyword":"疲劳"}],"language":"zh","publisherId":"wlcs201702013","title":"机车<span style=\"color:red\">弹簧</span>失效分析","volume":"35","year":"2017"},{"abstractinfo":"使用航空常用<span style=\"color:red\">弹簧</span>材料65Si2MnWA加工的拉伸<span style=\"color:red\">弹簧</span>,采用氯化铵电镀镉工艺,试验拉伸不同长度后的镀覆效果,通过对镀覆质量及<span style=\"color:red\">弹簧</span>拉力值的考核,筛选出<span style=\"color:red\">弹簧</span>电镀时的最佳拉伸比例.经生产线工程化验证,解决了拉伸<span style=\"color:red\">弹簧</span>因密绕部位及<span style=\"color:red\">弹簧</span>内圈无镀层而导致的腐蚀问题.","authors":[{"authorName":"王志煜","id":"ba807075-d874-404e-9da9-0fb02e2a2f1d","originalAuthorName":"王志煜"},{"authorName":"王巍","id":"29c0aab4-9815-48f8-aa00-2102c615f390","originalAuthorName":"王巍"},{"authorName":"高晶","id":"098e0f68-1524-4b00-8e20-cdaf7b024b5d","originalAuthorName":"高晶"},{"authorName":"颜照鹏","id":"dd7862d6-ab2e-4217-8670-6957c63ca021","originalAuthorName":"颜照鹏"}],"doi":"10.3969/j.issn.1001-3849.2016.04.008","fpage":"29","id":"dd8d16a7-bc68-4e9b-9405-90eca67fbcfe","issue":"4","journal":{"abbrevTitle":"DDYJS","coverImgSrc":"journal/img/cover/DDYJS.jpg","id":"20","issnPpub":"1001-3849","publisherId":"DDYJS","title":"电镀与精饰   "},"keywords":[{"id":"dc7d844e-41fa-4f13-aee3-5d966a1b9c4c","keyword":"拉伸<span style=\"color:red\">弹簧</span>","originalKeyword":"拉伸弹簧"},{"id":"4f91d5a9-fb19-4b1d-9c04-7b6dd0a39930","keyword":"电镀镉","originalKeyword":"电镀镉"},{"id":"6185689a-cdf8-4e9a-b8bc-79e7ad15cca5","keyword":"密绕","originalKeyword":"密绕"}],"language":"zh","publisherId":"ddjs201604008","title":"拉伸<span style=\"color:red\">弹簧</span>电镀镉工艺","volume":"38","year":"2016"},{"abstractinfo":"采用<span style=\"color:red\">扭转</span>振动理论，分析和讨论了影响提高摆式飞剪速度的原因，并提出了解决问题的对策。","authors":[{"authorName":"傅文祖","id":"6aa5aa84-cf6c-4d6c-9029-5fd2866f6386","originalAuthorName":"傅文祖"}],"doi":"10.3969/j.issn.1001-7208.2001.01.005","fpage":"18","id":"bb1b07f5-363c-4cf4-b22d-53525c0801e8","issue":"1","journal":{"abbrevTitle":"SHJS","coverImgSrc":"journal/img/cover/SHJS.jpg","id":"59","issnPpub":"1001-7208","publisherId":"SHJS","title":"上海金属"},"keywords":[{"id":"1466781d-4519-40a0-894e-5526fecf64c5","keyword":"摆式飞剪","originalKeyword":"摆式飞剪"},{"id":"859c76da-519b-41ac-9c28-d519cb23b8e5","keyword":"振动","originalKeyword":"振动"},{"id":"3357b35b-7a80-4467-bc7a-85c6174f342e","keyword":"轧钢","originalKeyword":"轧钢"},{"id":"fcde0283-73e4-439a-85b1-945926b88ac0","keyword":"<span style=\"color:red\">扭转</span>摆式飞剪","originalKeyword":"扭转摆式飞剪"},{"id":"bbcd2813-df3d-4127-ad86-2a66b00c2f08","keyword":"振动","originalKeyword":"振动"},{"id":"656f60d0-6758-40b5-898d-84fec7ea40bb","keyword":"轧钢","originalKeyword":"轧钢"},{"id":"a89bba29-b501-4fb1-915d-6a82697bec40","keyword":"<span style=\"color:red\">扭转</span>","originalKeyword":"扭转"}],"language":"zh","publisherId":"shjs200101005","title":"摆式飞剪的<span style=\"color:red\">扭转</span>振动","volume":"23","year":"2001"},{"abstractinfo":"对大规格线材进行<span style=\"color:red\">扭转</span>试验,通过对试验数据的统计分析,推荐大规格线材<span style=\"color:red\">扭转</span>试验试样标距采用L0=22 d,转速采用2 r/min.","authors":[{"authorName":"周涛","id":"67064f02-8de4-41de-b7f8-0f087739ea38","originalAuthorName":"周涛"}],"doi":"","fpage":"30","id":"6073ec7d-493e-4808-8599-c1718a648ca4","issue":"4","journal":{"abbrevTitle":"WLCS","coverImgSrc":"journal/img/cover/WLCS.jpg","id":"64","issnPpub":"1001-0777","publisherId":"WLCS","title":"物理测试"},"keywords":[{"id":"9f5af72a-ffb0-44c4-a37a-7494023711a1","keyword":"大规格线材","originalKeyword":"大规格线材"},{"id":"a81fe1d8-7d92-4dba-925b-6382d98ccc28","keyword":"<span style=\"color:red\">扭转</span>","originalKeyword":"扭转"},{"id":"6e8abeca-2289-4bc3-80aa-9740d01305f9","keyword":"标距","originalKeyword":"标距"},{"id":"42656e87-01ed-4487-b483-5a67a7185503","keyword":"转速","originalKeyword":"转速"}],"language":"zh","publisherId":"wlcs200604010","title":"大规格线材<span style=\"color:red\">扭转</span>试验方法研究","volume":"24","year":"2006"},{"abstractinfo":"采用直读光谱仪、显微硬度计、光学显微镜、扫描电子显微镜等分析手段,对失效<span style=\"color:red\">弹簧</span>座的开裂原因进行了分析.结果表明:<span style=\"color:red\">弹簧</span>座失效的内因是热处理回火不够充分,使材料硬度偏高、脆性增加;夹杂物和碳化物带状级别较高造成材料组织和性能的均匀性变差,形成微区应力集中,且磨削工艺不当导致<span style=\"color:red\">弹簧</span>座在磨削过程中产生了磨削裂纹;其外因是在装配采用敲击方法,力量难以控制,结果使<span style=\"color:red\">弹簧</span>座在试运行过程中于应力集中严重的磨削裂纹处起裂并最终开裂;针对此原因提出了该<span style=\"color:red\">弹簧</span>座开裂失效的改进措施并取得了显著效果.","authors":[{"authorName":"王荣","id":"742a69c3-3429-4b2b-ae71-a40a6855cef9","originalAuthorName":"王荣"}],"doi":"","fpage":"82","id":"22d2630b-376f-470e-8ef2-efe4f5c78fdf","issue":"9","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"9eff5866-5135-40ce-a8e0-b595fe77bdff","keyword":"<span style=\"color:red\">弹簧</span>座","originalKeyword":"弹簧座"},{"id":"c3a92af4-a17d-4027-84f9-d280c4594fb5","keyword":"磨削裂纹","originalKeyword":"磨削裂纹"},{"id":"1c119fdc-9416-4286-9acb-dccded2bfb53","keyword":"过盈装配","originalKeyword":"过盈装配"},{"id":"fd4f7092-1bd5-4099-97e3-4a13224fe62c","keyword":"开裂","originalKeyword":"开裂"}],"language":"zh","publisherId":"jxgccl200809024","title":"<span style=\"color:red\">弹簧</span>座开裂原因分析","volume":"32","year":"2008"}],"totalpage":62,"totalrecord":614}