北华航天工业学院毕设模板.doc
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毕业设计报告(论文)
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北华航天工业学院教务处制摘 要(应该是标题1)
机械加工行业作为一个传统而富有活力的行业,近十几年取得了突飞猛进的发展,在新经济时代,行业呈现了新的发展趋势,由此对其它的质量,性能要求有了新的变化。现在机械加工行业发生着结构性变化,工艺工装的设计与改良已成为企业生存和发展的必要条件,工艺工装的设计与改良直接影响加工产品的质量与性能。同时机械制造工业是为我国现代化建设提供各种机械装备的部门,在我国的国民经济的发展占据着十分重要的作用,支座是其中的一种非常重要的零件,无论是在机床,还是生活中的许多方面都用到了支座,而支座的加工工艺与其所工作环境还有自身材料、形体有着十分重要的联系,而其夹具也与此有着密切的联系。因此,支座的加工工艺及夹具设计有着十分重要的意义。
关键词:机械加工 工艺工装 夹具设计 支座加工工艺
论文中所有的数字和外文必须是times new roman字体。
Abstract(应该是标题1)
文中所有西文字符都选“Times New Roman”,逗号一律用全角,每个标点后都需有一个半角空格(注意是英文)
Machining industry,as a traditional and vibrant industry,has been rapidly developed for a few past decades. In the new economic area,the industry presented a new development trend,and the trend also changes the quality and the performance of the production in some new abstracts. Machining industry is now taking place in structural changes,process design and improvement of equipment has become the necessary conditions of the enterprise survival and development,process equipment design and improved products directly affect and quality and performance. Chinese modernization construction machinery manufacturing industry is to provide all kinds of machinery and equipment department,in our country’s national economy occupies a very important role in the development,bearing is one of very important parts,whether in the machine tool,or used to support many aspects of life, and support the processing technology of its working environment and its materials,the form has a very important link,and the fixture is closely related with this. Therefore,bearing the processing technology and fixture design has very important significance.
Keywords: me
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