Drilling mechanism for mining blasting

The utility model discloses a drilling mechanism for mining blasting, and relates to the technical field of mining. The drilling mechanism for mining blasting comprises a main driving mechanism, a main drill bit is fixedly connected to the output end of the main driving mechanism, a mounting plate i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BAI CHAOXIANG, WANG YUFU, ZHOU LIN, WANG BANGCE, FAN XIAOHUI, YU JIAN, WANG NANNAN, ZHANG QIANG, CHEN WUJIU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a drilling mechanism for mining blasting, and relates to the technical field of mining. The drilling mechanism for mining blasting comprises a main driving mechanism, a main drill bit is fixedly connected to the output end of the main driving mechanism, a mounting plate is arranged in an inner cavity of the main drill bit, an auxiliary driving mechanism is fixedly connected to the mounting plate, and a rotating shaft is fixedly connected to the output end of the auxiliary driving mechanism through a coupler. The utility model discloses a drilling mechanism for mining blasting. A dual-drive mechanism mode is adopted for driving; the main part of the drill bit is hollow; the time for increasing the rotating speed is reduced; and meanwhile, the vibration exciter isadopted for providing vibration, so that destructive power on a large-hardness drilling object is increased, the situation that due to insufficient kinetic energy of the driving mechanism and large friction force between the