| 摘要 |
PURPOSE: A height adjusting device of an industrial machine is provided to prevent a safety accident by being stably supported on the ground and especially on a slope while working by improving the structure of an industrial machine. CONSTITUTION: A height adjusting device of an industrial machine comprises a trolley(10), a moving unit(20), a guide rail(30), a guide roller(40), a connection link(50), and a hydraulic cylinder(60). The trolley is equipped with a driving unit and an engine which delivers power to the driving unit. The moving unit is mounted in the lower side of the trolley and comprises a pair of orbits(21), a sprocket wheel(22), and a roller group(23). The guide rail is equipped in the inner side of a pair of orbits in the longitudinal direction of the orbit. The guide roller is positioned at the inner side of the guide rail. The lower side of the connection link is installed in the guide roller and the upper side is installed in the lower side of the trolley. One side of the hydraulic cylinder is installed in the lower side of the trolley. One end of the hydraulic cylinder towards a piston rod(61) is installed in the upper side of the connection link.
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