O形密封圈用挡圈标准

精品文档精品文档PAGEPAGE9精品文档PAGE.四川长江 工程 路基工程安全技术交底工程项目施工成本控制工程量增项单年度零星工程技术标正投影法基本原理 起重机有限责任企业企业 标准 excel标准偏差excel标准偏差函数exl标准差函数国标检验抽样标准表免费下载红头文件格式标准下载 形橡胶密封圈用挡圈QJ/CQ32001—2006范围本标准规定了与GB/T3452.1配套使用的O形橡胶密封圈用挡圈的结构形式、规格尺寸、 材料 关于××同志的政审材料调查表环保先进个人材料国家普通话测试材料农民专业合作社注销四查四问剖析材料 、标记代号。本标准合用于径向固定O形橡胶密封圈工作压力大于16Mpa的液压元件。引用标准GB3452.1-2005，液压与气动用O形密封圈第1部份：尺寸系列及公差。挡圈结构及沟槽形式在O形橡胶密封圈承压面设置挡圈，O形密封圈单向受压时，在承压面设置一个挡圈，双向受压时在两个承压面各设置一个挡圈。3.1液压元件O形橡胶密封圈用挡圈结构如图：TDBdt=0～130°图1挡圈结构D--挡圈外径d--挡圈内径T--挡圈厚度t--斜切口宽度D—挡圈外径mmd—挡圈内径mmB—径向宽度mmT—挡圈厚度mmt—斜切口宽度mm...QJ/CQ32001—20063.2液压元件O形橡胶密封圈沟槽形式如图：PPP图2.a单向受压示意图2.b双向受压示意O形橡胶密封圈用挡圈尺寸及公差见表1。材料聚四氟乙烯标记示例：GB3452.1O形橡胶密封圈用挡圈标记为：挡圈内径d=100，径向宽度B=2.1，材质为聚四氟乙烯。标记为：挡圈d100×2.1CQ32001-2006...表1挡圈尺寸及公差QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度厚度公称截面内径径向宽度厚度内径直径内径直径d公差B公差Td公差B公差TdФdФ6.06.026.526.56.36.327.327.36.76.728.028.06.96.929.029.07.17.130.030.07.57.531.531.58.08.032.532.58.58.533.533.58.758.7534.534.59.09.035.51.835.51.49.59.536.536.59.759.7537.537.510.010.038.738.710.610.640.040.011.211.241.241.211.611.642.542.511.811.843.743.712.112.145.045.012.51.812.5+0.081.4-0.021±0.146.246.2+0.08-0.021±0.112.812.80-0.1050.050.00-0.1013.213.210.610.614.014.011.211.214.514.511.611.615.015.011.811.815.515.512.112.116.016.012.512.517.017.012.812.818.018.013.213.219.019.014.02.6514.02.120.020.014.514.520.620.615.015.021.221.215.515.522.422.416.016.023.023.017.017.023.623.618.018.024.324.319.019.025.025.020.020.025.825.820.620.6...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度厚度公称截面内径径向宽度厚度内径直径内径直径d公差B公差Td公差B公差TdФdФ21.221.267.067.022.422.469.069.023.023.071.071.023.623.675.075.024.324.377.577.525.025.080.080.025.825.882.582.5+0.0826.526.585.085.0027.327.387.587.528.028.090.090.029.029.092.592.530.030.095.095.031.531.597.597.532.532.510010033.533.510310334.534.51062.651062.11±0.135.535.510910936.536.511211237.52.6537.5+0.082.1-0.021±0.1115115-0.0238.738.70-0.10118118-0.1040.040.011211241.241.2125125042.542.5128128-0.1543.743.713213245.045.013613646.246.214014047.547.5142.5142.548.748.714514550.050.0147.5147.551.551.515015053.053.015515554.554.518.018.056.056.019.019.058.058.020.020.0+0.0860.060.020.63.5520.62.81.5±0.1061.561.521.221.263.063.022.422.465.065.023.023.0...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度厚度公称截面内径径向宽度厚度内径直径内径直径d公差B公差Td公差B公差TdФdФ23.623.673.073.024.324.375.075.025.025.077.577.525.825.880.080.026.526.582.582.527.327.385.085.0+0.0828.028.087.587.5029.029.090.090.030.030.092.592.531.531.595.095.032.532.597.597.533.533.510010034.534.510310335.535.510610636.536.510910937.537.511211238.738.711511540.040.011811841.23.5541.2+0.082.8-0.021.5±01.1223.551222.8-0.021.5±0.142.542.50-0.10125125-0.1043.743.712812845.045.013213246.246.213613647.547.514014048.748.7142.5142.5+0.1550.050.0145145051.551.5147.5147.553.053.015015054.554.5152.5152.556.056.015515558.058.0157.5157.560.060.016016061.561.5162.5162.563.063.016516565.065.0167.5167.567.067.017017069.069.0172.5172.571.071.0175175...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度公称截面内径径向宽度厚度内径直径厚度直径dB内径dBTdФ公差公差TФ公差公差d177.5177.595.095.0+0.0818018097.597.50182.5182.51001001853.55185+0.152.8103103187.5187.501.5±0.110610619019010910919519511211220020011511540.040.011811841.241.212212242.542.512512543.743.712812845.045.013213246.246.213613647.547.514014048.748.7142.5142.550.050.014514551.551.5147.5147.553.053.0-0.021505.31504.2-0.022±0.1254.554.5-0.10152.5152.5-0.10+0.1556.056.0155155058.058.0157.5157.560.05.360.0+0.084.216016061.561.502±0.12162.5162.563.063.016516565.065.0167.5167.567.067.017017069.069.0172.5172.571.071.017517573.073.0177.5177.575.075.018018077.577.5182.5182.580.080.018518582.582.5187.5187.585.085.019019087.587.519519590.090.020020092.592.5203203...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度厚度公称截面内径径向宽度厚度内径直径内径直径d公差B公差Td公差B公差TdФdФ206206375375212212379379218218383383+0.202242243875.33874.22±0.120227227391391230230395395236236400400239239109109243243112112250250115115254254118118258258122122261261125125265265128128268268132132272272136136276276140140280280142.5142.52835.3283+0.204.2-0.022±0.12145145-0.022862860-0.10147.5147.5-0.10290290150150295295152.5152.5+0.153003001557.01555.62.5±0.150303303157.5157.5307307160160311311162.5162.5315315165165320320167.5167.5325325170170330330172.5172.5335335175175340340177.5177.5345345180180350350182.5182.5355355185185360360187.5187.5365365190190370370195195...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度厚度公称截面内径径向宽度厚度内径直径内径直径d公差B公差Td公差B公差TdФdФ2002003653652032033703702062063753752122120379379218218383383-0.202242243873872272273913912302303953952362364004002392394064062432434124122502504184182542544254252582584294292612614334332652654374372682684434432722724504502767．0276-0.022.5±0.154567.0456+0.205.6-0.022.5±0.152802805.64624620-0.10-0.10283283466466286286470470290290+0.204754752952950479479300300483483303303487487307307493493311311500500315315508508320320515515325325523523330330530530335335538538340340545545345345553553350350560560355355570570360360580580...续表1QJ/CQ32001—2006O形密封圈挡圈O形密封圈挡圈公称截面内径径向宽度公称截面内径径向宽度厚度内径直径厚度内径直径d公差B公差Td公差B公差TdФdФ590590630630600600+0.20-0.02640640+0.20-0.026087.06085.66507.06505.62.5±0.1502.5±0.150-0.10615615-0.10660660623623670670..