Comprehensive drilling equipment

The utility model discloses comprehensive drilling equipment, relates to the technical field of drilling equipment, solves the problem that drill bits are inconvenient to switch quickly, and comprises a supporting mechanism, a positioning mechanism is arranged at the front position of the top of the...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: BU QINGXU, CHEN SHASHA, DU XIANGLONG, FU GUANGXING, ZHANG LU, WANG SHAOJIE
Format: Patent
Sprache:chi ; eng
Schlagworte:
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