| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hydraulic driving device for a self-traveling recycled product production machine, which is capable of securing hydraulic oil supply to both the treatment device side and the auxiliary machine side while inhibiting power loss on the auxiliary machine side and improving treatment operation efficiency. SOLUTION: This hydraulic driving device is provided with first and second hydraulic pumps 19A and 19B each driven by an engine 21, hydraulic motors 16 and 17 for left and right traveling respectively, a hydraulic motor 9 for a grinder, control values 27 and 28 for the left and right traveling respectively, which are connected individually to delivery pipelines 37A and 37B of the first and second hydraulic pumps 19A and 19B respectively and used for supplying hydraulic oil from the first and second hydraulic pumps 19A and 19B to the hydraulic motors 16 and 17 for the left and right traveling, respectively, in the self-traveling operation of the machine, and control valves 26L and 26R for the grinder, which are connected to the delivery pipelines 37A and 37B of the first and second hydraulic pumps 19A and 19B respectively and used or supplying hydraulic oil from the first and second hydraulic pumps 19A and 19B to the hydraulic motor 9 for the grinder, in the grinding operation of the machine.</p> |
