Marking device for book signboard

The utility model discloses a marking device for a book signboard, which is characterized in that a translation mechanism and a supporting assembly are arranged on a workbench, specifically, a driving screw can drive a moving table to move on a base, and a first clamping rod and a second clamping rod in the supporting assembly can respectively clamp a first transverse plate and a second transverse plate; under the action of the first elastic piece and the second elastic piece, the signboard is stably clamped on the supporting assembly, then the movable table can be moved by rotating the driving screw rod, the upper board body and the lower board body can be aligned with a marking part of the laser marking machine, the whole process is easy to operate, and the working efficiency is improved. And the signboard can be stably placed on the workbench without being held by hands, so that the potential safety hazard is eliminated. 本实用新型公开了一种用于图书标识牌的打标装置，通过在工作台设置平移机构与支撑组件，具体的，通过驱动螺杆可以驱动移动台在底座上移动，通过支撑组件中的第一卡杆与第二卡杆可以分别