标准键设计手册.doc

-键的标准件轴径键键槽公称直径d公称尺寸b*h公称尺寸b宽度深度偏差轴毂较松键连接一般键联接较紧键连接轴H9毂D10轴N9毂JS9轴和毂P9t极限偏差t1极限公差682*22+0.0250+0.060+0.020-0.004-0.029±0.0125-0.006-0.0311.2+0.101+0.10>8103*331.81.4>10124*44+0.0300+0.078+0.0300-0.030±0.015-0.012-0.0422.51.8>12175*553.02.3>17226*663.52.8>22308*78+0.0360+0.098+0.0400-0.036±0.018-0.015-0.0514.0+0.203.3+0.20>303810*8105.03.3>384412*812+0.0430+0.012+0.0500-0.043±0.0215-0.018-0.0615.03.3>445014*9145.53.8>505816*10166.04.3>586518*11187.04.4>657520*1220+0.0520+0.149+0.0650-0.052±0.026-0.022-0.0747.54.9>758522*14229.05.4>859525*14259.05.4>9511028*162810.06.4>11013032*1832+0.0620+0.180+0.0800-0.062±0.031-0.026-0.08811.07.4>13015036*203612.0+0.308.4+0.30>15017040*224013.09.4>17020045*254515.010.4>20023050*285017.011.4>23026056*3256+0.0740+0.220+0.1000-0.074±0.037-0.032-0.1062012.4>26029063*326320.012.4>29033070*367022.014.4>33038080*408025.015.4>38044090*4590+0.0870+0.260+0.1200-0.087±0.0435-0.037-0.12428.017.4>440500100*5010031.019.5注:普通平键,导向平键和键槽尺寸及公差应符合本标准的规定平键轴槽长度公差用H14L:长B:宽H:厚L的系列：6、8、10、12、14、16、18、20、22、25、32、36、40、45、50、56、63、70、80、90、100、110、125、140、160. z.-孔用弹性挡圈孔径d0沟槽 (推荐)d 2mn 根本尺寸极限偏差根本尺寸极限偏差88.4+0.0900.7+0.14 00.699.41010.4+0.11 00.91111.41212.50.91313.61414.61.11515.71.21616.81717.81819+0.13 01.519202021212222232425.2+0.21 01.31.82526.22627.22829.42.13031.4+0.25 03132.72.63233.73435.71.7353733638373938404042.53.84244.54547.54749.54850.5+0.30 050532.24.5525555585659586160636265636665682.76871轴用弹性挡圈轴径d0沟槽 (推荐)d 2mn 根本尺寸极限偏差根本尺寸极限偏差54.80-0.0480.7+0.1400.365.70.576.7 0-0.05887.60.90.698.6109.61.11110.5 0-0.110.81211.51312.40.91413.41514.31.11615.21.21716.218171.5191820190 -0.13212022212422.9 0-0.211.31.72523.92624.92.12826.62927.63028.63230.30-0.252.63432.31.7353333634373538364037.53.84239.54542.54845.550472.74.5524955520-0.3056535855605762596360. z.