Drilling device for mortar anchor rod hole
The invention discloses a mortar anchor rod hole drilling device, and relates to the field of wastewater treatment equipment, the mortar anchor rod hole drilling device comprises a box body and a drill rod, the front end of the drill rod is provided with a drill bit, the drill rod is of a hollow str...
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| creator | XING CHENCHEN YIN LIANG XIAO SHITOU ZHANG HUA LI GUANBING WU XU |
| description | The invention discloses a mortar anchor rod hole drilling device, and relates to the field of wastewater treatment equipment, the mortar anchor rod hole drilling device comprises a box body and a drill rod, the front end of the drill rod is provided with a drill bit, the drill rod is of a hollow structure provided with a middle hole, the rear end of the drill bit is provided with a first spiral plate, and the rear end of the first spiral plate is provided with a sleeve arranged on the drill rod in a sleeving mode; a second spiral plate with the screw pitch smaller than that of the first spiral plate is arranged at the front end of the sleeve, the tail end of the sleeve is connected to the support, the rear end of the drill rod is connected to the transmission device, the transmission device is arranged on the moving device, and the transmission device can drive the drill rod to rotate. The movable device can drive the transmission device and the drill rod to move front and back, the movable device is fixedly |
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The movable device can drive the transmission device and the drill rod to move front and back, the movable device is fixedly</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SHAFTS TUNNELS |
| title | Drilling device for mortar anchor rod hole |
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