圆柱形轴孔和键槽型式及尺寸（圆柱形轴孔和键槽型式及尺寸（GB3852-83）） 详细介绍：详细介绍：发布时间：2007-6-25 8:42:55 分享到：分享到： 表 8-16 圆柱形轴孔和键槽型式及尺寸（GB3852-83）(mm)直径 d长度沉孔尺寸A 型、B 型、B1型键槽D 型键槽Lbtt1t3 公称尺寸极限偏差H7长系列 短系列L1d1R公称尺寸极限偏差（P9）公称尺寸极限偏差公称尺寸极限偏差公称尺寸极限偏差b16787+0.012016---- 89829109+0.015020---- 3-0.006-0.03110.4+0.1011.8+0.20--1011.412.8112522- 12.814.6124 13.815.6143227- 16.318.6165 18.320.618+0.018020.823.61942304221.824.62022.825.6226+0.012-0.04224.827.624+0.0210523852381.58-0.015-0.05127.330.62528.331.62862446248 31.334.630+0.02101.5833.363.63235.338.63555 10 38.341.638826082-0.015-0.05141.344.64012 43.346.6426545.348.64548.852.648801451.855.650+0.0250253.857.655+0.030059.363.65611284112951660.364.6---6064.468.819.36367.471.819.86510518-0.018-0.06169.473.820.17074.979.8721.07175.980.822.4751421071421202079.984.823.280+0.03002.585.490.824.08514022 90.495.824.89095.4100.8825.69517213217216025 100.4105.827.8100106.4112.828.6110+0.035018028-0.022-0.074116.4122.8930.11203127.4134.833.2125212167212210 132.4139.833.913032137.4144.8+0.401034.6140235 148.4156.837.7150+0.0400 252202252264436-0.026-0.088158.4166.8+0.60110-0.239.1160169.4178.842.117040 179.4188.843.5180302242302190.4200.81244.9190200.4210.849.620045210.4220.814 51.0220252282352 330550231.4242.857.0240252.4264.816 59.9250+0.0460262.4274.864.626041033041056272.4284.818 66.028063292.4304.872.1300+0.0520 314.4328.820 74.8320470380470334.4348.881.0340+0.0570550450550--70-0.032-0.106355.4370.8220-0.383.6360375.4390.893.238055045055080-0.032-0.106395.4410.895.9400+0.0570 417.4434.82998.6420437.4454.8108.244090457.444.8110.9450469.5489.030112.3460479.5499.0120.1480499.5519.023.1500+0.0630650540650100519.5539.034125.9530552.2574.4136.7560110 582.5604.438 140.8600624.5646.7153.1630+0.0700800680800--120-0.037-0.124654.8+0.30677.0+0.60420-0.3157.1注：轴孔长度优先采用长系列。
键槽宽度 b 的极限偏差，也可采用 GB1095-79《平键、 键和键槽的剖面尺寸》中规定的 D10 或 Js9直径 d1的沉孔也可制成小端直径为 d1的 圆锥形沉孔键槽的位置公差，按照 GB1095-79 附录的规定120°布置平键双键槽的倾 斜度，180°布置平键双键公共对称中心线的倾斜度，按 GB1184-80《形状和位置公差 未注公差的规定》倾斜度公差 7.8 级，未注按 9 级选取采用花键时，型式和尺寸应符 合花键标准的有关规定。