Boring cutter holder

The utility model relates to a boring cutter seat which comprises a main shaft connecting piece, a cutter seat used for installing a cutter, a shell, at least one adjusting guide rail, a control device, a first signal receiver and a power supply, the shell is installed on the main shaft connecting piece, and the adjusting guide rail is installed on the shell and is perpendicular to the axis of the main shaft connecting piece. The tool base is installed on the adjusting guide rail and is in sliding fit with the adjusting guide rail. An automatic adjusting mechanism capable of automatically adjusting the position of the tool base on the adjusting guide rail is arranged in the shell and electrically connected with the corresponding control signal output end of the control device. The first signal receiver is electrically connected with a corresponding signal input end of the control device; the power supply supplies power to the control device, the first signal receiver and the automatic adjusting mechanism. Acc