CENTRE TURNING LOCKING DEVICE

The utility model discloses a center turning locking device. The balls or needle rollers are arranged on the circumference of a regular polygon and the circumcircle clutches, a corresponding circle arc recess is arranged on the fixed coil fitted with the circumcircle, and the balls are driven by clu...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LAI GUIGENG, DING MEIFANG
Format:	Patent
Sprache:	eng
Schlagworte:	BORING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TRANSPORTING TURNING
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The utility model discloses a center turning locking device. The balls or needle rollers are arranged on the circumference of a regular polygon and the circumcircle clutches, a corresponding circle arc recess is arranged on the fixed coil fitted with the circumcircle, and the balls are driven by clutches to enter or leave off the recess and cause the internal sleeve to rotate or stop. The device causes the centers to operate conveniently in use and is good for enhancing the service life and the labor efficiency.