Screwing machine device with adjustable size

The utility model provides a size-adjustable makeup and breakout machine device, and relates to the field of machining. The screwing machine device with the adjustable size comprises a base and a driving motor, one end of the driving motor is fixedly connected with a supporting shaft, a sliding seat...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUANG ZHAOPENG, LIU MINGXIN, LIU HAIYANG, LU DEQUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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