| 摘要 |
PURPOSE: A driving pulley of a belt conveyor easy to feed a paper automatically is provided to prevent facility accident according to the infiltration of dust and water. CONSTITUTION: A driving pulley of a belt conveyor easy to feed a paper automatically comprises a lubrication tube(3-2) inserted into a pulley drum(3-1) and connected with a boss(3-4) at both ends thereof, a shaft(3-5) inserted into the lubrication tube and having a lubrication inlet pipe(3-6) at both sides thereof, a bearing(3-7) inserted into both ends of the shaft and seated to the pulley drum, an oil sealing unit(3-10) inserted to the outside of the bearing, a side cover(3-11) connected at the side of the oil sealing unit with bolts, and a fixing bracket(3-14) connected with the shaft at the outside of the side cover and forming a lubrication injection hole(2-5).
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