A、计算孔<img src="https://img.ppkao.com/2018-09/yuanhao/2018091711312874342.jpg" />和轴<img src="https://img.ppkao.com/2018-09/yuanhao/2018091711313576715.jpg" />的公差值。
A、计算孔<img src="https://img.ppkao.com/2018-09/yuanhao/2018091711312874342.jpg" />和轴<img src="https://img.ppkao.com/2018-09/yuanhao/2018091711313576715.jpg" />的公差值。
A、零件标注的位置公差不同,它们所要控制的位置误差区别何在?试加以分析说明。
<img src="https://img.ppkao.com/2019-04/wangjing/2019042813555478097.jpg" />
A、A.<img src="https://img.ppkao.com/2017-12/wangyu/2017122915270136475.jpg" />
B.<img src="https://img.ppkao.com/2017-12/wangyu/2017122915270844152.jpg" />
C.<img src="https://img.ppkao.com/2017-12/wangyu/2017122915271360732.jpg" />
D.<img src="https://img.ppkao.com/2017-12/wangyu/2017122915272170653.jpg" />
A、有一组孔、轴配合尺寸,孔为<img src="https://img.ppkao.com/2018-09/yuanhao/2018091714544625490.jpg" />,轴为<img src="https://img.ppkao.com/2018-09/yuanhao/2018091714545786710.jpg" />,画出孔轴配合公差带图,并说明其配合性质。
A、说明图中形状公差代号标注的含义(按形状公差读法及公差带含义分别说明)。
<img src="https://img.ppkao.com/2018-08/yiyu/2018081910172661800.jpg" />
A、在尺寸偏差后标注了符号<img src="https://img.ppkao.com/2019-05/wuacheng/2019051708451522595.jpg" />表明零件的形状公差应遵守()公差原则。
A、A.<img src="https://img.ppkao.com/2018-05/wujiake/2018051614232236611.jpg" />
B.<img src="https://img.ppkao.com/2018-05/wujiake/2018051614233286836.jpg" />
C.<img src="https://img.ppkao.com/2018-05/wujiake/2018051614233758003.jpg" />
D.<img src="https://img.ppkao.com/2018-05/wujiake/2018051614234426548.jpg" />
A、在销轴的三种形位公差标注中,它们的公差带有何不同?
<img src="https://img.ppkao.com/2019-04/wangjing/2019042813412042590.jpg" />
A、A.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />三态,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />低电平
B.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />三态,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
C.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />高电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
D.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />高电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平,<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
A、查表确定下列各尺寸的公差带代号。
<img src="https://img.ppkao.com/2018-08/yiyu/2018081909480045698.jpg" />