FIELD: mining.
SUBSTANCE: machine comprises a base, a mast with a carriage for its displacement along the mast by means of a feed mechanism arranged in the form of a hydraulic cylinder, and a movable spinner installed on the carriage. The carriage has a closed shape in cross section that covers the mast. The feed mechanism provides two traction rods joined in the lower part with the carriage, and in the upper part - with a hydraulic cylinder stem, which is installed inside the mast.
EFFECT: higher strength and reduced weight of a boring machine.
2 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DRILLING RIG | 2005 |
|
RU2321716C2 |
| DRILLING RIG WITH TELESCOPIC MAST | 2022 |
|
RU2799924C1 |
| DRILL | 1992 |
|
RU2047720C1 |
| DRILLING RIG | 2019 |
|
RU2717843C1 |
| DRILLING RIG | 1997 |
|
RU2124108C1 |
| DRILLING RIG | 2012 |
|
RU2522472C2 |
| DRILLING DEVICE | 2003 |
|
RU2249665C1 |
| DRILLING ELECTRIC MACHINE (VARIANTS) | 2022 |
|
RU2793524C1 |
| ZBT-600 EXPLORATION DRILLING DIRECTORATE MULTI-PURPOSE SYSTEM FOR GEOLOGICAL RESEARCHES | 2015 |
|
RU2601350C1 |
| AUTOMATED UNDERWATER DRILLING UNIT | 0 |
|
SU1059115A1 |
