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时间:2020-03-09
《机械基础实验 教学课件 作者 宋立权实验5 典型机械综合测绘实验5-任务1(图片).ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、表51安全裕度(A)与计量器具的测量不确定度允许值(u1)(um)公差等级6789基本尺寸(mm)TAu1TAu1TAu1TAu1大于至IIIIIIIIIIIIIIIIIIIIIIII…360.60.540.91.4101.00.91.52.3141.41.32.13.2252.52.33.85.63680.80.721.21.8121.21.11.82.7181.81.62.74.1303.02.74.56.861090.90.811.42.0151.51.42.33.4222.22.02.35.0363.63.35.48.11018111.11.01.
2、72.5181.81.72.74.1272.72.44.16.1434.33.96.59.71830131.31.22.02.9212.11.93.24.7333.33.05.07.4525.24.77.8123050161.61.42.43.6252.52.33.85.6393.93.55.98.8626.25.69.3145080191.91.72.94.3303.02.74.56.8464.64.16.910747.46.7111780120222.22.03.35.0353.53.25.37.9545.44.98.112878.77.81320120
3、180252.52.33.85.6404.03.66.09.0636.35.79.514100109.01523180250292.92.64.46.5464.64.16.910727.26.5111611512101726250315323.22.94.87.2525.24.77.812818.17.3121813013121929315400362.63.25.48.1575.75.18.413898.98.0132014014132132400500404.03.66.09.0636.35.79.514979.78.7152215516142335表5
4、-2千分尺和游标卡尺的不确定度尺寸范围测量器具类型分度值0.01mm外径千分尽分度值0.01mm内径千分尺分度值0.02mm游标卡尺分度值0.05mm游标卡尺不确定度0~500.0040.0080.1000.02050~1000.005100~1500.006150~2000.0070.013200~2500.008250~3000.009300~3500.0100.020350~4000.011400~4500.012450~5000.0130.025500~6000.030600~700700~8000.1504.图5-2阶梯套图5-2示例公差原则局部尺
5、寸允许轴线直线误差补偿值边界尺寸遵守独立原则100.015————9.999.989.97表5-4公差原则的应用示例公差原则局部实际尺寸允许轴线直线度误差补偿值边界尺寸遵守最大实体要求M100.0100单一实效边界尺寸10.019.9550.0150.0059.9900.0200.0109.9850.0250.0159.9820.0280.018表5-5公差原则的应用示例公差原则局部实际尺寸允许轴线直线度误差补偿值边界尺寸遵守包容原则并对直线度误差有进一步要求E1000最大实体尺寸109.9980.0020.
6、0029.9950.0050.0059.9920.0080.0089.9859.978表5-6公差原则的应用示例公差原则局部尺寸允许轴线直线误差补偿值边界尺寸遵守最小实体要求L10.250.40单一实效边界尺寸10.6510.200.450.0510.150.500.1010.100.550.1510.050.600.20100.650.25表5-7公差原则的应用示例公差原则局部尺寸允许轴线直线误差补偿值边界尺寸可逆要求应用于最小实体要求R10.250.400单一实效边界尺寸10.6510.350
7、.300.110.450.200.210.550.100.310.6500.4表5-8公差原则的应用表5-9公差原则的应用示例公差原则局部尺寸允许轴线直线误差补偿值边界尺寸可逆要求应用于最大实体要求R100.010单一实效边界尺寸10.0110.0050.0050.00510.01000.010
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