Three -jaw chuck

Three -jaw chuck possesses: at least one the chuck body of radially seting up of first trompil has on its circumference lateral wall, rotationally set up in locking gear wheel in the trompil of the chuck body, set up in what the chuck was internal passes through the rotatory dog plate of locking gea...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHENG HONGKAI, LAI XIAOYU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:Three -jaw chuck possesses: at least one the chuck body of radially seting up of first trompil has on its circumference lateral wall, rotationally set up in locking gear wheel in the trompil of the chuck body, set up in what the chuck was internal passes through the rotatory dog plate of locking gear wheel drive, and pass through the rotation of dog plate to a plurality of movable jaws of the axle center removal of the chuck body, at least one the second trompil of radially seting up that still has at least one on the circumference lateral wall of the chuck body. Through seting up the second trompil in advance to can prevent to have to scrap whole three -jaw chuck because of the trompil on three -jaw chuck's the chuck body damages, thereby increase three -jaw chuck's life.