J BT7384.18-1994-紧固件垫圈孔径量规.pdf

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1、J日中华人民共和国机械行业标准JB/T7384.1^7384.18一94紧固件专用检具1994-07-26发布1995-07-01实施中华人民共和国机械工业部发布中华人民共和国机械行业标准JB/T7384.18-94紧固件垫圈孔径量规1主皿内容与适用范围本标准规定了检测垫圈孔径用的通止量规的型式和尺寸。本标准适用于ZBJ13002.4表1第12项。2引用标准GB1957光滑极限量规GB3103.3紧固件公差平垫圈ZBJ13002.4紧固件测试方法垫圈的尺寸与几何精度3型式与尺寸3.1量规的型式分I型和I型，如图1所

2、示。I型用于垫圈规格>6mm,I型用于垫圈规格簇6mm,”a.z图1机械工业部1994-07-26批准1995-07-01实施507B/T7384.18一943.2A级平垫圈的通止量规尺寸按表1规定。表1nl里1】垫圈规格1.622.534568基本尺寸1.72.22.73.24.35.36.48.4dr十0.017十0.0195+0.024极限偏差+0.011十0.0125+0.016基本尺寸1.842.342.843.384.485.486.628.62d.000极限偏差一0.006一0.007一0.008月T

3、(参考)35月2(参考)3垫圈规格1012141620243036基本尺寸10.513151721253137d1+0.029+0.034+0.041十0.061极限偏差+0.019+0.022+0.027+0.039基本尺寸10.7713.2715.2717.2721.3325.3331.3937.62dz0000极限偏差一0.010一0.012一0.008一0.022Hr567.591215Hz34568103.3C级平垫圈的通止量规尺寸按表2规定。表2mm垫圈规格5681012141620243036阵本尺州

4、5.56.691113.515.517.522263339dr+0.0305+0.0365十0.0425+0.049+0.061+0.092极限偏差+0.0195十0.0235+0.0275+0.031+0.039十0.058阵本尺寸5.86.969.3611.4313.9315.9317.9322.5226.5233.6240d2000000极限偏差一0.011一0.013一0.015一0.018一0.022一0.034、月T(参考)3567.5991215Hz(参考)345668103.4弹簧垫圈的通止量规尺寸

5、按表3规定。51.IB/T7384.18一94表3】11n1规格22.53456810121416I-本尺寸2.12.63.14.15.16.18.110.212.214.216.2dr+0.0245+0.0305+0.0365十0.0425极限偏差+0.0155+0.0195+0.0235+0.0275阵本尺寸2.352.853.44.45.46.468.4610.6312.6314.6316.63d}0000极限偏差一0.009一0.011一0.013一0.015H}(参考)361016Hz(参考)24610‘

6、.目.规格182022242730333639424548阵本尺寸18.220.222.524.527.530.533.536.539.542.545.548.5dr十0.049+0.061极限偏差+0.031+0.039阵本尺寸18.7220.7223.0225.0228.0231.1234.1237.1240.1243.1246.1249.12dz00极限偏差一0.018一0.022H}(参考)162836Hz(参考)10工8243.5弹性垫圈和锁紧垫圈的通止量规尺寸按表4规定。表4mm规格22.5345681

7、O12基本尺寸2.22.73.24.35.36.48.410.51312.5曰dt+0.0245+0.0305+0.0365+0.0425极限偏差+0.0155+0.0195+0.0235+0.0275基本尺寸2.452.95354.65.66.768.7610.9313.4312.93"dz0000极限偏差一0.009一0.011一0.013一0.015Hr(参考)510H.(参考)3552JB/T7384.18-94续表4幻1n1规格1416182022242730墓本尺寸1514.5"1了16.5"19212

8、3252831dr+0.0425+0.049+0.061极限偏差+0.0275+0.031+0.03夕基本尺寸15.4314.93"17.4316.93"19.5221.5223.5225.5228.5231.62d.000极限偏差一0.015一0.018一0.022万:(参考)10万:(参考)5注1)为12,14,16.m锁紧垫圈的量规尺寸.其余弹性垫圈和