Lock attachment machine

The utility model relates to a locking accessory mechanism, which is used for locking a locked accessory in a device; moreover, the one side of the lock accessory is provided with at least one clamping component; and the device is provided with a position limited column. The locking accessory mechanism comprises a first locking accessory, a second locking accessory and a draught component; wherein the first locking accessory comprises at least one second clamping component and a first locking accessory component; the second clamping component is used for clamping the first clamping component; the second locking accessory has a position limited component and a second locking accessory component which is used for locking the first locking accessory and bounds the second locking accessory from moving by clamping or clashing the position limited column; and the draught component is connected with the first locking accessory and the device, so as to pull the first locking accessory. Through the locking accessory mechanism, the locked accessory is arranged in an electric device, and thus the electric device is more convenient and rapid to be unloaded.