《很全的机械零件寸尺标注》由会员分享，可在线阅读，更多相关《很全的机械零件寸尺标注（96页珍藏版）》请在金锄头文库上搜索。
1、零件图Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.一、零件分类类 二、零件图图的作用和内容 三、零件图的视图选择 四、零件的工艺结艺结 构 五、零件图的尺寸标注 六、画零件图图的方法和
2、步骤骤 七、读读零件图图的方法和步骤骤内容Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.齿轮齿轮 轴轴螺钉钉右端盖泵泵体左端盖销销传动齿轮传动齿轮垫垫圈螺母 轴类轴类 盘盘盖类类 箱体类
3、类 标标准件（齿轮轴齿轮轴 ）零件根据其作用及结结构, 通常分为为以下几类类：（齿轮齿轮 、端盖）（螺栓、销销等）（泵泵体）一、零件分类Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.二、
4、零件图的作用和内容Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.是加工制造、检验检验 、测测量零件的重要技术文件。 （一）作用Evaluation only.Evaluation onl
5、y. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd. 一组视图组视图能完整清晰地表达 零件的结结构形状。 尺寸应正确、完整、清 晰、合理 技术术要求加工、检验检验 应达到 的技术术指标标。 标题栏标题栏 零件名称、材料、数 量、比例及必要签签署 等端盖
6、零件图图（二）内容Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.三、零件图的视图选择Evaluation only.Evaluation only. Created with Aspos
7、e.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.为满为满 足生产产的需要，零件图应视图应视 零件 的功用及结结构形状的不同而采用不同的视图视图 及表达方法，力求制图简便，易于看懂。如：轴轴套一个视图视图 即可102518视图视图 选择的目的Evaluation only.Evaluatio
8、n only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.完全 零件各部分的结结构、形 状及其相对对位置表达完全且唯 一确定。正确 视图视图 之间间的投影关系 及表达方法要正确。清楚 所画图图形要清晰易懂。（一）视图选择视图选择 的要求Evalua
9、tion only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd. 分析零件几何形体、结结构：要分清主要和次要形体功用： 形状与功用有关加工方法：形状与加工方法有关（二）视图选择视图选择 的方法及步骤骤Evaluati
10、on only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.加工轴轴 选选主视图视图零件的安放状 态态投射方向加工状态态 （轴轴、盘类盘类 ）工作状态态 （支架、壳体类类） 选选其它视图视图能清楚地表达主要形体 的形
11、状特征首先考虑虑表达 主要形体的其它视视 图图，再补补全次要形 体的视图视图 。工件旋转转车车床车车刀移动动Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.择优择优 原则则： 在零件的结结
12、构形状表达清楚的基 础础上，视图视图 的数量越少越好； 避免不必要的细节细节 重复。 方案比较较在多种方案中比较较，择优择优 。Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd. 内、外形的
13、表达，内形复杂杂的可取 全剖；内外形需兼顾顾，且不影响清 楚表达时时可取局部剖，对称则半剖。 尽量减少虚线线，但若用少量虚线线可 节节省视图视图 数量而又不在虚线线上标标 注尺寸时时，可适当采用虚线线。 首先选择好主视图。视图选择应视图选择应 注意的问题问题Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2
14、004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.（三）典型零件的视图表达Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd
15、. 分析功用：支撑轴轴及轴轴上零件。结结构：分析三部分主要形 体的相对对位置及表 面连连接关系。形体：由轴轴承孔、底板、 支撑板等组组成。支撑板两侧侧面与轴轴承孔外表面相交等。支撑板底 板轴轴承孔 支架类类零件支架Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Lt
16、d.Copyright 2004-2011 Aspose Pty Ltd. 零件的安放 取支架的工作状态态。 主视图方向主视图视图主视图视图 表达了零件的 主要部分：轴轴承孔的形状 特征，各组组成部分的相对对 位置，三个螺钉钉孔的分布 等都得到了表达。比较较A、B方向后，定 为为A向。AB 选择选择 主视图视图Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.选择选择 移出断面表达 支撑板断面的形状选选全剖的左视图视图 , 表达轴轴承孔的内 部结结构及两侧侧支 撑板形状。选择选择B向视图视图 表
