Research Article
Dynamic Analysis of a Planar Hydraulic Rock-Breaker Mechanism with Multiple Clearance Joints
Table 3
Parameters of the hydraulic cylinders.
| Body | Boom | Arm | Breaker |
| Initial length (m) | 0.25 | 0.45 | 0.21 | Mass of the rod (kg) | 29.7 | 26.1 | 20.7 | Moment of inertia of the rod (kg·m2) | 2.91 | 2.63 | 1.36 | Piston area of the forward chamber (mm2) | 9503 | 5675 | 5675 | Piston area of the return chamber (mm2) | 6185 | 3299 | 3299 | Initial volume of the forward chamber (L) | 2.376 | 2.554 | 1.192 | Initial volume of the return chamber (L) | 4.02 | 2.144 | 2.639 |
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