Screen connection debugging device and screen assembling method employing the apparatus

The invention relates to the screen assembling technology, in particular to a screen connecting and debugging device and a screen assembling method using the device, wherein, the screen connecting and debugging device comprises a screen connecting device and a screen positioning, locking and debugging device, wherein, the screen connecting device comprises a clamping component and a bolt component; and the screen positioning, locking and debugging device comprises a locking component, a drive component, an elastic component and a position-limiting component. The screen assembling method usingthe screen connecting and debugging device mainly comprises the steps as follows: a connecting component is installed at a frame of a large screen to be assembled; the screen connecting and debuggingdevice is installed at the connecting component for initial positioning; the screen and the screen connecting and debugging device are installed; and the screen is positioned exactly. The screen connecting and debugging device