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作 者:胡锴 胡芳平 郭志琨 HU Kai;HU Fangping;GUO Zhikun(Jinggangshan Cigarette Factory of China Tobacco Jiangxi Industrial LLC,Ji'an 343100,China)
出 处:《机械工程师》2020年第4期66-67,70,共3页Mechanical Engineer
摘 要:为降低YF17卷烟储存输送系统上斜向通道皮带在连接机构上正反转输送烟支进出储烟器的过程中出现连接机构上轴断裂和轴承损坏次数,对连接机构进行优化改进,将连接机构小支板上2个轴承增加为3个轴承,从而每个轴承受到的正压力变为原来的2/3,轴承受到的转矩得到降低,轴的直径增加1~2 mm,材质由45钢改为45Cr,增强了轴的抗弯曲强度。应用效果表明,优化改进后的连接机构上轴断裂和轴承损坏次数减少60%,提高了设备运行效率,降低维修成本。The oblique channel belt on the YF17 cigarette storage and conveying system is used to transfer the cigarettes into and out of the smoke accumulator on the connection mechanism.It is necessary to reduce the number of shaft breaks and bearing damages on the connection mechanism.To this end,the connection mechanism is optimized and improved.The two bearings on the small support plate of the connecting mechanism are increased to three bearings,so that the positive pressure received by each bearing becomes 2/3 of the original,and the torque received by the bearings is reduced.The diameter of the shaft is increased by 1~2 mm,and the material is changed from 45 steel to 45 Cr,which enhances the bending strength of the shaft.The application results show that the number of shaft breaks and bearing damages of the optimized and improved connection mechanism is reduced by 60%,which improves the equipment operation efficiency and reduces maintenance costs.
关 键 词:YF17卷烟储存输送系统 连接机构 小支板 轴 轴承
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