Research Article
Research on the Matching of Impact Performance and Collision Coefficient of Hydraulic Rock Drill
Table 2
Experimental data setting.
| | No. | Data name | Set value (MPa) |
| | 1 | Working pressure of rock drilling | 20 | | 2 | Damping system pressure | 3.5 | | 3 | Working pressure of punching cylinder | 10.5 | | 4 | Working pressure of feed cylinder | 3.7 | | 5 | Initial pressure of damping accumulator | 3.5 | | 6 | Initial pressure of high-pressure accumulator | 11.5 |
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