汽车机械制图习题.docx
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汽车机械制图习题.docx
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汽车机械制图习题
汽车机械制图习题
第一章
一、填空
1、图样中的尺寸,不加以说明时,其单位均为,,,,,。
2、图样上标注的尺寸为,,,,,,,尺寸,一个标注完整的尺寸,应包含,,,,,,,,,、,,,,,,,、,,,,,,,。
3、轴线与对称中心线用,,,,,,,线绘制、粗实线用来绘制,,,,,,线。
4、无论图样是否装订,均应画出,,,,,线,标题栏中的文字方向为,,,,,方向。
5、图纸的幅面分为幅面和幅面两类,基本幅面按尺寸大小可分为种,其代号分别为。
6、图纸格式分为和种,按照标题栏的方位又可将图纸格式分为、、两种。
7、标题栏应位于图纸的,一般包含以下四个区:
、、、
,标题栏中的文字方向为。
8、比例是指图中与其之比。
图样上标注的尺寸应是机件的尺寸,与所采用的比例关。
9、常用比例有、和三种;比例1:
2是指是的2倍,属于比例;比例2:
1是指是的2倍,属于比例。
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
10、画图时应尽量采用比例,需要时也可采用或的比例。
无论采用何种比例,图样中所注的尺寸,均为机件的。
11、常用图线的种类有
等八种。
12、图样中,机件的可见轮廓线用画出,不可见轮廓线用画出,尺寸线和尺寸界线用画出,对称中心线和轴线用画出。
虚线、细实线和细点划线的图线宽度约为粗实线的。
13、标注尺寸的四要素是、、、。
14、尺寸标注中的符号:
R表示,φ表示,Sφ表
,t表示,C表示。
示
15、标注水平尺寸时,尺寸数字的字头方向应;标注垂直尺寸时,尺寸数字的字头方向应。
角度的尺寸数字一律按位置书写。
当任何图线穿过尺寸数字时都必须。
16、斜度是指对的倾斜程度,用符号表示,标注时符号的倾斜方向应与所标斜度的倾斜方向。
17、锥度是指与的比,锥度用符号表示,标注时符号的锥度方向应与所标锥度方向。
二、单项选择
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
1.图样中字体的号数即字体的()。
A.长度B.宽度
C.高度D.所占面积
2.图样中两条平行线之间的最小距离应不小于()。
A.3mmB.0.7mmC.1.0mmD.1.8mm3.虚线一般用来表示()。
A.轮廓线B.可见过渡线
C.不可见轮廓线D.尺寸界线
4.国家标准机械制图中的字体高度最小值为()。
A.1.8mmB.2.5mmC.0.7mmD.3.5mm5.尺寸界线表示尺寸的()。
A.范围B.方向
C.大小D.结构
6.当表达对象的尺寸较大时,应采用()绘制图样。
A.原值比例B.放大比例
C.缩小比例D.局部缩小比例
7.标注角度时,角度尺寸线应呈()。
A.直线状B.圆弧状
C.水平状D.铅垂状
8.以下说法正确的是()。
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
A.图纸加长幅面的尺寸由基本幅面成整数倍增加后得出B.标题栏即明细栏
C.尺寸数字必须注在尺寸线的上方
D.尺寸线、尺寸界线均用细实线绘制
9.5:
1为()比例。
A.原值比例B.放大比例C.缩小比例D.没有比例10.以下说法正确的是()。
A.尺寸线与尺寸界线必须相互垂直
B.1:
2是放大比例
C.虚线与点画线应相交于画
D.机件的真实大小与图样的大小相同
11(尺寸界线一般应超出尺寸线()A.1,2mmB.3,4mmC.5,6mmD.7,8mm12.圆锥体高度为40mm底圆半径为10mm,则该圆锥的锥度为()。
A.1:
2B.4:
1C.1:
4D.10:
4013.图样中通常把斜度的()化成1:
n的形式。
A.比例B.比值
C.长度D.对称度Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
14.图样上的锥度符号应配置在()。
A.基准线上B.图形的轮廓线上C.中心对称线上D.尺寸线上
15.图样上斜度的符号应和图形中的()保持一致。
A.对称中心线B.斜度
C.基准线D.斜度的方向
三、作图题
1、绘制粗实线、细实线、细点画线三种线型
2、用尺规作图方法做出外接圆半径为50mm的正三角形和正六边形。
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
3、把图形抄画在下方,在平面图形上按1:
1度量后,标注尺寸(取
整数)
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
第二章
一、找出与立体图相对应物体的三视图,并填写序号
12
34
12
34
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
二、已知点的坐标,作点的三面投影
1、A(20,15,16)
2、(20,19,10)
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
三、判断下列直线对应投影面的相对位置,并填写名称。
四按各平面对投影面的相对位置,填写它们的名称和倾角
(0?
、30?
、45?
、60?
、90?
)。
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
2、已知点的两面投影,求作其第三面投影。
(1)
(2)
(3)
3、已知点的一面投影和一个坐标值,求作其三面投影。
(1)点A的y值为10
(2)点A的z值为15
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
(3)点A的x值为20(4)点A距离正立投影面15mm
(5)点A距离水平投影面10mm(6)点A距离侧立投影面5mm
已知直线AB的两面投影,作出其第三面投影,并判断直线AB是
什么位置直线。
Japanguardandsui,respectivelystationedcountiessongling,shengze,pingWang,zhenzetownandtransporthub,buildingpositions,establishmentofmantell,implementingdotsoccupation.Theninothertownsandlargeruralareaswithouttheenemygarrison.Localover-abundanceguerrillasinWujiang,inwhichfamousChengWanjun,ZhaoAnminforceinTaihuLakearea,strictareaofZhuXi'sTomb,Wuzhen,WangHesongforcesnorth,luqu,LiliforcefullyHaoDaosheng,ChenAyouYixingtroopseachfortheparty.Thefirsthalfof1938,thirdwarzoneCommanderoftheKuomintangandChairmanoftheJiangsuProvince,Guzhutong,appointedcommanderChengZerenShenLiqunandagainstself-defence
(3)AB是线(4)AB是线
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