<p style="padding: 0px; text-align: center;"><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)">发布时间：2025年5月30日 NACHI</span></p><p style=";padding: 0"><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)">NACHI轴承故障判断方法有多种，以下是一些常见的方法：</span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">一、外观检查法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">观察表面</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：仔细查看轴承的外观，检查是否有磨损、腐蚀、变色、裂纹等痕迹。例如，若发现轴承滚道表面有明显划痕或点蚀，可能是润滑不良或异物进入导致的；若保持架出现断裂、变形，则会影响轴承的正常运转。</span></span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">检查密封</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：查看轴承的密封装置是否完好，有无泄漏或损坏。密封不良可能导致灰尘、水分等杂质进入轴承内部，加速轴承的磨损和腐蚀。</span></span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">二、声音判断法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">正常声音</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：在良好的工作条件下，</span>NACHI轴承运转时会发出平稳、均匀的“嗡嗡”声，这是轴承正常运转的声音。</span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">异常声音及原因</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：</span></span></p><p style="margin: 0 0 0 96px;padding: 0"><span style="font-family: Wingdings;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">§ </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">尖锐的啸叫声</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：通常是由于<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承润滑不足、配合过紧或安装不当，导致轴承在运转过程中产生摩擦和振动，发出高频的尖锐声音。</span></span></p><p style="margin: 0 0 0 96px;padding: 0"><span style="font-family: Wingdings;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">§ </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">周期性的</span><span style="font-family:PingFang SC-Regular">“嘎吱”声</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：可能是<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承的滚动体或滚道表面有局部损伤，如剥落、裂纹等，当损伤部位与其他部件接触时，就会产生周期性的冲击声。</span></span></p><p style="margin: 0 0 0 96px;padding: 0"><span style="font-family: Wingdings;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">§ </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">不规则的</span><span style="font-family:PingFang SC-Regular">“嗡嗡”声</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：这种声音可能表示轴承内部存在松动，如保持架松动、滚动体与滚道之间的间隙过大等，导致轴承运转不稳定。</span></span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">三、温度检测法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">正常温度范围</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：在正常工作状态下，</span>NACHI轴承的温度会随着运转时间逐渐升高，但一般会稳定在一个合理的范围内。不同类型的轴承和工作条件，其允许的温度范围有所不同，一般轴承外圈温度不应超过95℃。</span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">温度异常及原因</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：</span></span></p><p style="margin: 0 0 0 96px;padding: 0"><span style="font-family: Wingdings;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">§ </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">局部过热</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：如果<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承某个部位温度明显高于其他部位，可能是该部位的润滑不良、负荷过大或存在摩擦磨损等问题。例如，轴承的某个滚动体与滚道之间的摩擦力过大，会导致该局部区域温度升高。</span></span></p><p style="margin: 0 0 0 96px;padding: 0"><span style="font-family: Wingdings;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">§ </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">整体温度过高</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：可能是由于润滑不足、冷却系统故障、过载等原因引起的。当轴承温度持续升高且超过正常范围时，应及时停机检查，以免造成轴承损坏。</span></span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">四、振动检测法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">简易判断</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：可以用手触摸轴承座或使用简单的工具，如螺丝刀等，抵在轴承座上感受振动情况。如果振动明显且强烈，说明轴承可能存在故障。</span></span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">专业仪器检测</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：使用专业的振动测量仪器，如振动加速度计、速度传感器等，对轴承的振动信号进行采集和分析。通过对比正常轴承的振动频谱和故障<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承的振动频谱，可以准确地判断轴承是否存在故障以及故障的类型和位置。例如，当轴承出现内圈故障时，其振动频谱中会出现特定的频率成分。</span></span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">五、间隙检查法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">径向间隙检查</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：使用塞尺或千分表等工具，测量轴承的径向间隙。将塞尺插入轴承滚道与滚动体之间，或用千分表顶在轴承外圈上，然后推动轴承内圈，读取千分表的数值变化，即为径向间隙。若径向间隙过大，会导致轴承运转时产生较大的晃动和噪音，影响设备的精度和稳定性；若径向间隙过小，则会增加轴承的摩擦和发热，甚至可能导致轴承卡死。</span></span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">轴向间隙检查</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：对于有轴向定位要求的轴承，还需要检查其轴向间隙。可以通过轴向推动轴承内圈或外圈，使用塞尺或百分表测量其轴向位移量，来判断轴向间隙是否在正常范围内。轴向间隙过大或过小都会影响轴承的正常工作和使用寿命。</span></span></p><h3><strong><span style="font-family: 宋体;color: rgb(27, 28, 33);letter-spacing: 0;font-size: 18px;background: rgb(255, 255, 255)"><span style="font-family:宋体">六、润滑油检查法</span></span></strong></h3><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">油质检查</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：定期检查<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承润滑油的油质，包括颜色、透明度、粘度等。如果润滑油变黑、变稠或有杂质，可能是轴承磨损产生的金属屑或其他杂质混入油中，也可能是润滑油长期未更换导致老化变质。</span></span></p><p style="margin: 0 0 0 48px;padding: 0"><span style="font-family: Symbol;color: rgb(27, 28, 33);letter-spacing: 0;font-weight: bold;font-size: 13px;background: rgb(255, 255, 255)">· </span><strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">油量检查</span></span></strong><span style="font-family: 'PingFang SC-Regular';color: rgb(27, 28, 33);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:PingFang SC-Regular">：确保<span style="color: rgb(27, 28, 33); font-family: "PingFang SC-Regular"; text-align: center; text-wrap-mode: wrap; background-color: rgb(255, 255, 255);">NACHI</span>轴承内的润滑油量充足，但也不宜过多。油量过少会导致润滑不足，加速轴承磨损；油量过多则会增加轴承的运转阻力，还可能导致漏油等问题。</span></span></p><p><br/></p>