机械加工工艺过程和卡片设计.ppt

第六章 机械加工工艺过程及卡片设计;§6.1 基本概念;生产过程实际上是由原材料到成品之间各个相互关联的劳动过程的总和。;;§6.2　工件的安装与基准;物体的六个自由度 ;定位原理 ;（二）六点定则的应用;基准的概念;装配基准: 指当零件装配成部件和机器时,用以确定零、部件在机器中位置的基准.;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;§6.3　工艺过程的制定;轴杆类零件毛坯成形方法的选择;盘套类零件毛坯成形方法的选择;机架、箱体类零件毛坯的选择;三、加工余量的确定;（一）粗基准的选择;2、基准统一原则;（一）机械加工工艺过程卡片;§6.4　机械加工工艺过程制定实例;典型零件工艺过程;一、轴类零件;二、盘套类零件;底座底面和对合面的任意100㎜×100 ㎜范围内平面公差为0.015㎜;主要孔间中心距的公差为0.2㎜,彼此间平行度公差为0.074㎜;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;板金下料;下料棒料;钣金下料;钣金下料;下料棒料;下料板料;题型： 一、填空（共15分） 二、单项选择题（共8分） 三、名词解释（每小题3分，共18分） 四、简答题（共30分） 五、分析计算题（29分） ;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;轴承位;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.;Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.