1. An image engraving device comprising an engraving needle driving unit driving an engraving needle in a vertical direction and a plate driving unit driving a plate to be engraved in a horizontal direction to perform engraving on the plate by sweeping the plate with the engraving needle through relative movement between the engraving needle and the plate, the device further comprising: a rotary driving unit rotating the plate in a horizontal direction, to form striped grooves by performing engraving on the plate rotated at a given angle by sweeping the plate with the engraving needle.