简介:摘要现阶段飞机零件的装配过程,以钻孔、铆接方式为主。本文通过对飞机零件钻孔方式的分析、研究,旨在提升飞机零件的钻孔技术,从而提高零件钻孔的精度与效率。
简介:摘要:本文以个人从事机械产品检验的经验,基于便捷实用的原则,并结合具体实例,总结归纳了几类有关较深盲孔、较深通孔、圆锥孔、锥形槽、多孔径孔系的检测方法,并相应进行了简单测量误差分析,旨在为相类似机械加工零件的尺寸检测提供测量方法的参考。
简介:摘要:在机械加工过程中,深孔加工工艺比较复杂,加工难度大、加工效率低,对刀具、排屑、冷却等方面要求高。在深孔加工过程中,我们须要思考如何提高深孔加工的质量和技术水平,解决深孔加工过程中的难点,提出相应解决控制措施。本文通过分析深孔的加工难点,总结了深孔加工过程的经验,提出控制措施,以供深孔加工进行参考。
简介:Developmentofanaluminumtorquerodforheavy-dutytrucksuspension;DevelopmentofDissolutionMethodandUnitOperationUsingVegetableOilforPlasticRecycling;Developmentofferriticstainlesssteelsheetswithexcellentdeepdrawabilityby(111}recrystallizationtexturecontrol;DevelopmentofhighmagneticperformanceP/Msoftmagneticmaterial;Developmentofhigh-strengthmagnesiumalloywire;DevelopmentofLead-freeFree-cuttingSteel;……
简介:Anewflowdiagrammingschemeformappingandanalysisofmulti-productflowsinafacility;Anewgeneticalgorithmforthemachine/partgroupingprobleminvolvingprocessingtimesandlotsizes;Acousticemissionduringquenchingof42CrMo4steel;Anothersimilaritycoefficientforthep-medianmodelingrouptechnology;Investigationofabnormalwearofmassivemachinepart-welded-technicalchromiumlayersystem……
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