2022年《公差配合与技术测量》试题答案卷 .pdf

vip 会员免费公差配合与技术测量试题班级姓名学号一、选择题（将下面题目中所有正确的论述选择出来）（每题 2 分，计 20 分）题号1 2 3 4 5 6 7 8 9 10 答案 1.对于尺寸公差带，代号为A-H的基本偏差为(C)(A)上偏差,正值(B)上偏差,负值(C)下偏差,正值(D)下偏差,负值2.一般配合尺寸的公差等级范围大致为(c)(A)IT1 IT7 (B)IT2 IT5(C)IT5 IT12(D)IT8 IT14 3.决定配合公差带位置的有(b)(A)标准公差 (B)基本偏差 (C)配合公差 (D)孔轴公差之和4.对于基本偏差代号为JS 的孔的公差带，下列论述中，正确的有(c)(A)基本偏差只能是上偏差 (B)基本偏差只能是下偏差 (C)基本偏差可以是上偏差或下偏差 (D)不能确定5.配合是指 _(b)(A)基本尺寸相同的相互结合的孔、轴的形位公差带之间的关系(B)基本尺寸相同的相互结合的孔、轴的尺寸公差等级之间的关系(C)基本尺寸相同的相互结合的孔、轴的尺寸公差带之间的关系(D)相互结合的孔、轴的尺寸公差带之间的关系6.精密配合尺寸的公差等级范围为(b)(A)IT3 IT7 (B)IT2 IT5 (C)IT5 IT13 (D)IT01 IT1 7.下列论述中正确的有(A)(A)对于轴的基本偏差，从ah 为上偏差 es，且为负值或零 (B)对于vip 会员免费轴，从 j z 孔基本偏差均为下偏差，且为正值 (C)基本偏差的数值与公差等级均无关 (D)基本偏差的数值与公差等级均有关8.若某配合的最大间隙为30m，孔的下偏差为11m,轴的下偏差为16m，轴的公差为 16m，则其配合公差为（b）(A)46 m (B)41 m (C)27 m(D)14 m 9.决定公差带大小的有(a)(A)标准公差 (B)基本偏差 (C)配合公差 (D)极限偏差10.极限与配合国家标准中规定的标准公差有(c)个公差等级(A)13(B)18(C)20(D)28 二、判断题（正确打，错误打，请把答案填入下表。每题2 分，共 20 分）题号1 2 3 4 5 6 7 8 9 10 答案1公差可以说是允许零件尺寸的最大偏差。（）2图样标注 200-0.021mm 的轴，加工得愈靠近基本尺寸就愈精确。（）3某平面对基准平面的平行度误差为005mm，那么这平面的平面度误差一定不大于 005mm。（）4对同一要素既有位置公差要求，又有形状公差要求时，形状公差值应大于位置公差值。（）5 圆柱度公差是控制圆柱形零件横截面和轴向截面内形状误差的综合性指标。（）6零件图样上规定d 实际轴线相对于 D 基准轴线的同轴度公差为002 mm。这表明只要 d 实际轴线上各点分别相对于D基准轴线的距离不超过 002 mm，就能满足同轴度要求。（）文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4vip 会员免费7尺寸公差与形位公差采用独立原则时，零件加工的实际尺寸和形位误差中有一项超差，则该零件不合格。（）8当最大实体要求应用于被测要素时，则被测要素的尺寸公差可补偿给形状误差，形位误差的最大允许值应小于给定的公差值。（）9评定表面轮廓粗糙度所必需的一段长度称取样长度，它可以包含几个评定长度。（）10为提高测量的准确性，应尽量选用高等级量块作为基准进行测量。()三、简答题（每题2分，计 20 分）1如下图所示销轴的三种形位公差标注，它们的公差带有何不同？a)b)c)1 答：图 a为给定平面内素线的直线度，其公差带为宽度等于公差值0 02mm的两平行直线。图 b 为轴线在任意方向的直线度，其公差带为直径等于公差值002mm 的圆柱体。图 c 为给定平面内被测素线对基准素线的平行度，其公差带为宽度等于公差值 002且平行于基准 A的两平行直线。2何谓最大、最小实体尺寸？它和极限尺寸有何关系？2答：最大实体尺寸指孔、轴允许材料量最多状态下的尺寸。轴的最大实体尺寸等于其最大极限尺寸，孔的最大实体尺寸等于其最小极限尺寸。最小实体尺寸指孔、轴允许材料量最少状态下的尺寸。轴的最小实体尺寸等于其最小文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4vip 会员免费极限尺寸，孔的最小实体尺寸等于其最大极限尺寸。四、综合题（共 30 分）1已知034.0005.0840M，求?40H8/h8 的极限间隙或极限过盈。解：IT8 基本尺寸为?40 的公差值 Th=ES-EI=+0.005-(-0.034)=0.039mm?40H8基准孔的 EI=0，ES=Th=+0.039mm?40h8基准轴的 es=0,ei=-Ts=-0.039mm 极限间隙：Xmax=ES-ei=+0.039-(-0.039)=+0.078mm Xmin=EI-es=0-0=0mm 2根据表 1 中给出的标准公差和基本偏差数值，求出下列孔、轴的上下偏差数值：7850hE表 1 标准公差和基本偏差数值表尺寸分段（mm）标准公差（m）基本偏差（m）IT7 IT8 em3050 5080 80120 25 30 35 39 46 54 50 60 72 9 11 13 2 7850hE为基轴制，故：es0 ei IT7 25m而孔的基本偏差可通过通用规则求出：文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 ZX2H1S7E9V4文档编码:CA2V9P6S3T6 HS4X10Z9H2M10 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