| 摘要 |
PURPOSE: A vibrator for excavator is provided to disperse the frictional heat and vibration, which are generated by the elevating operation of a vibrating body, by using a space control device. CONSTITUTION: A vibrator for excavator comprises an outside body(2), a hydraulic motor(4), a vibrating body(6) and a space control device(8). The outside body has a receiving part. The hydraulic motor installs inside the outside body. The vibrating body is eccentricity combined with the hydraulic motor. A mounting bracket(7) is formed on the lower part of the vibrating body to detachably attach tools. The space control device is installed between the outside body and the vibrating body. The space control device comprises a sliding plate, a board-shape cylinder and a casing. |
