Portable automatic drilling device and method thereof

The invention belongs to the field of machining equipment, and provides a portable automatic drilling device and a method thereof. The automatic drilling unit comprises a main shaft unit which comprises a main shaft motor, a main shaft transmission device and a drilling main shaft, the main shaft motor drives the drilling main shaft to rotate through the main shaft transmission device, and a drill bit connecting part is arranged at one end of the drilling main shaft; the feeding unit is connected with the spindle unit and used for driving the spindle unit to enable the drilling spindle to move in the axis direction of the drilling spindle. The control unit is used for controlling and monitoring operation parameters of the spindle motor and the feeding unit, and the control unit comprises a control device and a man-machine interaction device; and the drill body frame is used for installing the main shaft unit and the feeding unit. The semi-automatic drilling equipment can be used for machining a laminated comp