Clamping and clamping winding spool capable of preventing deformation of inner hole

The invention discloses a clamping and clamping winding spool capable of preventing inner hole deformation, which comprises a rotating shaft and a spool sleeving the surface of the rotating shaft, an inner hole is formed in the middle of the spool, a support sleeve is arranged between the rotating s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG RUNDA, TENG GUOMIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention discloses a clamping and clamping winding spool capable of preventing inner hole deformation, which comprises a rotating shaft and a spool sleeving the surface of the rotating shaft, an inner hole is formed in the middle of the spool, a support sleeve is arranged between the rotating shaft and the spool, a shaft hole sleeving the surface of the rotating shaft is formed in the middle of the support sleeve, and meanwhile, limiting strips are annularly arrayed on the surface of the rotating shaft. A first limiting groove matched with the limiting strip is formed in the surface of the shaft hole, a containing cavity is formed in the middle of the supporting sleeve in an annular array mode, an elastic clamping piece is arranged in the containing cavity, the upper end and the lower end of the elastic clamping piece extend to the outer end of the supporting sleeve, and a clamping hole matched with the elastic clamping piece is formed in the surface of the inner hole. The supporting sleeve is arranged b