If you're like me, it's hard to remember all the different passwords and usernames that you use to log in to different accounts and services but would rather not use passwords for the application. You may be interested in a new gadget called the Everykey Wristband, which is designed to securely store your passwords and keys for easy access. Everykey wristband Bluetooth wearable device has been created by Everykey and is easy to use. Everykey is an innovative universal access device that requires a physical key or password. The Everykey Wristband is an attractive Bluetooth band that allows direct access to the user's password-protected electronic devices such as smartphones, tablets or computers, as well as physically locked items including doors, car doors, and bicycle locks. And other control access equipment.
When the Everykey Wristband is in the range of the user's device, the wristband will allow the user to bypass the device's password or be automatically unlocked physically, eliminating complicated passwords and cumbersome keys. Everykey also stores a chain of password keys that can be used to seamlessly log into their online accounts as they approach their devices. When the wristband is out of range, the device automatically re-enables the security mechanism so it is safe.
1.introduction; Chuck is used for clamping workpieces on machine tool mechanical device.Using uniform in jaw chuck body on the activity of radial movement, the workpiece clamping and positioning of the machine tool accessories.Chuck is usually mounted on a lathe, cylindrical grinder and internal grinder, can also be used with different dividing device, used for milling and drilling.
2.classification: count from chuck claw can be divided into: two jaw chuck, three jaw chuck, four jaw chuck, six jaw chuck and special chuck.From the use of power can be divided into: Manual Chuck, pneumatic chuck, hydraulic chuck, electric and mechanical chuck chuck.From the structure can be divided into: hollow chuck and implementing chuck
Our company main produce K11series 3 jaw self-centring chucks and K72series 4 jawindependent chucks
1) Three Jaw Chucks : using uniform on the chuck body three jaw radial movement, the workpiece clamping and positioning of the machine tool accessoriesUse voltaic spanner rotating bevel gear, bevel gear drive plane rectangular thread, and then the three claw centripetal movement, because the plane rectangular thread pitch is equal, so three jaw movement distance is equal, have the effect of the automatic centering.
2) four jaw chucks :With four screw drive respectively four claws, so common four jaw chuck no self-centering effect.The commonly used four jaw chuck, is composed of a plate body, four screw, consisting of a pair of jaw.Work is respectively with four screw drive four claws, four claw is only one single jaw chuck card whole claw.
Manual Chuck,Lathe Chuck,Lathe Chuck Jaws,Mini Lathe Chuck
NingXia DaHe Machine Tool (Group) Imp And Exp Co.,Ltd , http://www.nxdhjcmachine.com