1、 课 程 设 计 题 目: 气门摇臂轴支座零件加工工艺规程 及11 孔加工专用夹具设计 班 级: 姓 名: 指导教师: 完成日期: 2009-7-1 1 摘要摘要 现货机械加工行业发生着党课的结构性变化,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着气门摇臂轴支座的质量与性能。柴 油机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,柴油机行业呈现了新的发 展趋势,由此对其它的质量,性能立生了新的变化。 本文首先介绍了气门摇臂轴支座的作用和工艺分析,其次确 定毛坯尺寸,然后进行了工艺规程自由诗。 关键词:工艺分析 工艺规程设
2、计 夹具设计 2 Abstract lectures on the spot machining industry is undergoing structural changes. The design and improvement of technology and equipment have become a necessary condition for the existence and development of enterprises. Process Equipment Design and direct impact on improving the quality a
3、nd performance valve rocker arm shaft bearings. Diesel industry as a traditional and highly dynamic industries, over the last 10 years there has a new diesel engine industry, in the new economic era, has a new diesel engine industry trends, which of the other quality properties with a change in heal
4、th legislation. This paper introduces the valve rocker arm shaft bearing on the role and process analysis, followed by rough determine the size, then the process specification free verse. Key Words: Process Design Technology of fixture design valve rocker arm shaft bearings 3 目录 1. 零件的分析 . 4 1.1 零件的作用 . 4 2. 确定毛坯、画毛坯零件图 . 5 2.1 确定毛坯 5 2.2 画毛坯零件图. 5 3. 零件制造的工艺设计 6 3.1 表面加工方法的确定 . 7 3.2 定位基准的选择 7 3.3 制定工艺路线错误!未找到索引项。 8 3.4.1 加工设备和工艺设备 10 4. 夹具设计 . 10 4.1 夹具选择 10 4.2 夹具设计 12 4.2.1 定位分析 . 1