罗茨鼓风机维护检修规程-检修与质量标准.docx
检修与质量标准1拆卸前准备1.1 掌握风机运行情况，并备齐必要的图纸资料。1.2 备齐检修工具、量具、起重机具、配件及材料。1.3 切断电源，工艺处理符合安全检修条件。2拆卸与检查2.1 从风机上拆下所有附件，检查转子之间、转子与侧壁之间间隙。2.2 拆卸联轴节或皮带轮，检查弹性圈或三角皮带。2.3 拆卸齿轮箱，检查齿面及调节齿轮螺栓。2.4 拆卸轴承、轴承箱，检查油封、轴承。2.5 拆卸密封部件，检查迷宫套、动环、静环、O形圈等密封零部件。2.6 拆墙板，检查墙板、转子。3质量标准3.1机体3.1.1 机体应无损伤、裂纹。3. 1.2机体安装水平度为0.04mmmo3.2转子3.2.1转子表面应无砂眼、气孔、裂纹等缺陷。3.2.2转子端面圆跳动值不大于0.05°3.2.3转子进行静平衡或平衡校验。3.3 转子之间间隙、转子与机壳、墙板的间隙应符合表2,表3规定。表2转子之间间隙、转子与机壳、墙板的间隙mm标准间隙（平均值）数型号句32&bzCdc+dRD-IOO0.220.260.220.300.300.20-0.250.10-0.150.40RD-125KP0.220.260.220.300.300.30-0.350.10-0.150.50RD-1300.220.260.220.300.300.40-0.450.10-0.150.60RD-1500.220.260.220.350.350.50-0.550.10-0.150.70RE-1400.160.320.170.400.400.30-0.350.15-0.200.55RE-1450.160.320.170.400.400.35-0.400.15-0.200.60RE-1500.160.320.170.430.430.45-0.500.15-0.200.70RE-1900.160.320.170.430.430.55-0.600.15-0.200.80RE-200KP0.160.320.170.430.430.60-0.650.15-0.200.90RE-250P0.170.320.170.400.400.60-0.650.15-0.250.90RF-240NS0.320.400.350.530.530.45-0.500.20-0.250.75P0.320.400.350.530.530.55-0.600.20-0.250.85RF-2450.320.400.350.530.530.60-0.650.20-0.250.90RF-2500.320.400.350.530.530.75-0.800.20-0.251.05RF-2900.320.400.350.530.530.80-0.850.20-0.251.10RF-2950.320.400.350.530.530.951oo0.20-0.251.25RF-3000.320.400.350.530.530.951oo0.20-0.251.25RF-3500.320.700.360.800.800.85-0.900.25-0.301.20RG-3500.320.700.360.800.800.951oO0.25-0.301.30RG-400P0.320.700.360.800.800.951oO0.25-0.301.30RG-450RG-5000.320.700.360.800.801.15-1.200.25-0.301.50D-360.20-0.500.500.500.45-0.65O.400.551.201GA300.200.400.450.45.450.650.400.551.201GA400.20-0.400.450.45.45-0.65O.400.551.201GA600.300.490.500.50.450.65O.400.551.201GA800.30-0.490.500.50.450.650.40-0.551.20YP-I110.450.550.550.55.63-0.870.380.461.33N6060G0.420.770.550.55.65-0.800.35-0.451.25表3转子之间间隙、转子与机壳、墙板的间隙x>数型号标准间隙卜2A3BiB2BBiCDC+DGM35S0.25-0.300.20-0.250.150.450.60GM90S0.300.350.2-0.250.300.500.80GM15OS0.35-0.400.25-0.300.400.651.05GM13OS0.25-0.300.25-0.300.350.651.00SR-7310.500.3750.500.751.25SR-730.350.3750.150.700.85SR-830.400.600.200.801.003.4 轴3.4.1轴表面应光滑无磨痕及裂纹等现象。3.4.2轴颈的圆柱度不大于轴径公差之半。3. 4.3轴的同轴度为0.03mmmo3.5联轴器或V形皮带3.5.1 联轴器a.联轴器的对中，径向圆跳动误差为0.06b端面圆跳动误差为0.05mmob.联轴器安装时的轴向间隙应符合表4。表4联轴器安装时的轴向间隙mm联轴器最大外圆直径106170190260290350轴向间隙2424463. 5.2V形皮带a.皮带的张紧力W适度或如表5；在1的中心位置朝垂直于皮带的方向加力W,使这点的挠度达到6二0.0161,则所加力W应符合表5。表5皮带的张紧力N皮带型别5V8V£最小值顺in76.21211.70最大值的ax101.90271.50b.皮带槽中心偏差不大于0.05mm100mmo3.6 轴承3. 6.1滚动轴承a.滚动体与滚道表面应无磨痕、麻点、锈蚀，保持架无变形、损伤。b.滚动轴承内圈与轴采用H7k6配合，轴承座与轴承外圈采用H7h6配合。c.滚动轴承安装必须紧靠在轴肩或轴肩垫上。d.热装轴承温度不大于120。3严禁用直接火焰加热。4. 6.2滑动轴承a.刮研后瓦面印迹均匀，一般不小于23点/cm2,其接触角一般为6090°C.b.轴承顶间隙见表6。表6轴承顶间隙mm轴颈轴承顶间隙轴颈轴承顶间隙30-500.06-0.0880-1200.12-0.1650-800.08-0.121201600.16-0.20C.侧间隙为顶间隙1/2。d.轴承衬与轴承衬背应接触良好，接触面积一般在60%以上。3.7 密封装置3.7.1V形环与轴的过盈尺寸一般为0.1mm03.7.2迷宫式密封轴套两端的平行度不大于0.O1mm,密封环座与轴套的轴向间隙一般0.20.5mmo3.7.3机械密封组装后，在密封动环部位对轴中心线径向跳动不得大于006mmo3.8同步齿轮3. 8.1齿轮用键固定后径向位移不超过0.02mmo4. 8.2齿表面接触沿齿高不小于50%,沿齿宽不小于70虬5. 8.3齿顶间隙取0.20.3m（ni为模数），侧间隙应符合表7规定。表7侧间隙mm中心距5050-8080120120200200320320520520800侧间隙0.0860.1050.130.170.210.260.34
