Tianjin Junko hardware firms supply self-locking drill chuck

Utility model relates to a self-locking drill chuck, including drill body, nut, gripper, Qiantao, after sets, nut set, rolling, three jaws were installed in three equal portions oblique hole, wire female threaded mounting holes in the drill body oblique jaws in the jaw thread forming screw drive, rear drill body fixedly mounted a ratchet with disc springs arranged between the rolling elements and the drill body bearing units, the front end of the drill body with key ring connection groove, nut sets to contain jaw extends rearward limit position of the rear end of the back surface of a drive slot and a plurality of keys, installed a lock on key elastic member and a driving elastic member, after fixing kit with a control loop, the control loop has several keys and cam drive surface by a number of protrusions and the inner concave configuration, the front casing wall with locating keys and connectors claws. It has reasonable structure, easy to use, stable self-locking performance, reliable. Sovereignty item (Shandong Weida Machinery Co., Ltd.) 1, a self-locking drill chuck, including drill body, nut, gripper, Qiantao, after sets, nut set, rolling, three jaws are installed In three aliquots oblique hole, a threaded nut mounted on the drill body with the holes in the inclined jaw in the jaw thread forming screw drive, front sleeve is fixedly connected with the drill body, characterized in that: the drill body fixedly mounted rear a ratchet mounted between the rolling elements and the drill body bearing machine with disc springs, the front end of the drill with key ring connection groove, nut cover extends rearward rear face to contain the jaws retracted limit position, drive slot and a plurality of keys, install a lock elastic element and an elastic element key driving after fixed installation kit with a control loop, the control loop has several keys and cam drive surface by a number of protrusions and concave surface constituted before sleeve wall with locating keys and connectors claws. Our brands are: Bried, IP in the Czech Republic, elephant specifications: Φ0.5mm-Φ6mm Φ0.5mm-Φ10mm, Φ0.5mm-Φ13mm, Φ3mm-Φ16mm, Φ5mm-Φ20mm Tianjin each Main Junko hardware firms type measuring tools, cutting tools, machine tool accessories, low prices, quality assurance, fake a compensable 10, the domestic first-class brand everything, customers are welcome to contact us. National free advice hotline 022-26764635 QQ 1722109911 13820139326 Zhang Changshun official website www.022wj.com