项目4 识读零件图和装配图
班级 姓名 学号
【任务说明】
一、识读轴的零件图,回答问题。

轴的零件图
(1)零件图是表达 的图样。
(2)零件图中用了哪些视图表达?
A主视图 B俯视图C断面图 D 局部视图 E局部放大图 F 局部剖视图
(3)轴的零件图中: C1的含义是 ,左侧键槽的定形尺寸是 ,定位尺寸是 ,退刀槽的尺寸是 。
(4)零件图中加工精度最高的表面粗糙度数值是 。
二、读拆卸器装配图,看图填空。

拆卸器装配图
(1) 该拆卸器是由 种共 个零件组成;
(2)主视图采用了 剖和 剖,剖切面与俯视图中 的重合,故省略了标注,俯视图采用了 剖;
(3) 图中双点划线表示 ,是 画法;
(4)图中件2是 画法;
(5)图中有 个10m6x50的销,其中10表示 ,50表示 ;
(6)SΦ14表示 形的结构;
(7)件4的作用 。
(8)图中Φ10H8/k7的配合采用的基准制是 ,孔的上偏差是 ,下偏差是 ,公差是 ,轴的上偏差是 ,下偏差是 ,公差是 ,两者属于 配合(间隙、过盈或过渡)。
Item 4 Read the part drawings and assembly drawings
classes and grades in school
surname and personalname
Student ID
[task specification]
First,read the parts of the axis, answer the questions.

Partdiagram of the axis
(1)Part diagram is an expression The patternof.
(2)What view expressions are used in the part diagram?
AMain View B Top View C Section view D Local View E Local enlargement view FLocal section view
(3) In the part diagram of the axis: C1is , The fixed sizeof the left key slot is , The positioning size is , The size of the retreatknife slot is 。
(4) Thesurface roughness value with the highest machining precision in the partdrawing is 。
Two, read the disassembly device assembly diagram, see the pictureand fill in the blanks.

Disassembler assembly diagram
(1) The disassembly is made by A total of Component parts;
(2) The main view is adopted Profile and In the section, section surface andtop view Thecoincidence, so omit the annotation, the top view is adopted cut open;
(3) Double dots are highlighted in Fig , yes technique of painting ordrawing;
(4) Item 2 in Figure 1 is technique ofpainting or drawing;
(5) There are in the figure All 10m6x 50 pins, where 10indicate ,50 representation ;
(6)SΦ14 representation Theshape of the structure;
(7) Function of article, 4 。
(8) Thereference system of Φ 10H 8 / k7 coordination in the figure is , The upper deviation of thehole is The next deviation is The tolerances are , The upper deviation of theaxis is The next deviation is The tolerances are Both belong to Coordination(clearance, surplus or transition).