《互换性与测量技术基础》习题参考解答
第二章光滑圆柱体结合的公差与配合1孔或轴孔Φ10孔Φ18孔Φ30轴Φ40轴Φ60轴Φ85最大极限尺寸9985180173001239956004185最小极限尺寸99701829991398886001184978上偏差001500170012005000410下偏差003000009011200110022公差001500170021006200300022尺寸标注
0015Φ1000300017Φ1800012Φ3000090050Φ4001120041Φ600011
Φ8500022
21Xmax003300980131mmXmi
000650065mmTf013100650066mm2Ymax000600060mmYmi
003000410011mmTf006000110049mm3Xmax000700160023mmYmax001800018mmTf002300180041mm4Xmax003900020037mmYmax000270027mmTf003700270064mm5Xmax007401400214mmXmi
000300030mmTf021400300184mm6Xmax000900190028mmYmax002100021mmTf002800210049mm31Φ50
0039H800025f70050
第2题
Xmax0089mmXmi
0025mm基孔制、间隙配合
0130G100010(2)Φ80h10001200006K70015h600013
Xmax0250mmXmi
0010mm基轴制、间隙配合
(3)Φ30
Xmax0019mmYmax0015mm基轴制、过渡配合
(4)Φ140
0063H800126r80063
Ymax0126mmYmi
0mm基孔制、过盈配合
1
f(5)Φ180
0040H700235u60210
Xmax0235mmYmi
0170mm基孔制、过盈配合
(6)Φ18
0004M60015h500008
Xmax0004mmYmax0015mm基轴制、过渡配合
0025H70(7)Φ500008js600080035H700025k60003
Xmax0033mmYmax0008mm基孔制、过渡配合
(8)Φ100
Xmax0032mmYmax0025mm基孔制、过渡配合
(9)Φ30
0021H700028
60015
0007K70018h600016
Xmax0006mmYmax0028mm基孔制、过渡配合
(10)Φ50
Xmax0023mmYmax0018mm基轴制、过渡配合
0053F800202Φ30h8000330025H703Φ500018k600020021H704Φ300048s60035
0174D9010041Φ60h9000740061U70086h600016
5Φ50
5∵Xmi
0025mmXmax0066mm∴配合公差Tf006600250041mm,∵TfThTs选基孔制查表,孔为7级,轴为6级Th0025mmTs0016mm符合要求
0025H70∴选Φ40。0025f60041
验算:Xmax002500410066mmXmi
000250025mm符合题意。61)∵TfXmaxXmi
008600200r