Tool bit alignment adjusting device of multi-head carving machine

The utility model discloses a tool bit alignment adjusting device of a multi-head carving machine, which comprises a base plate and a plurality of groups of processing main shaft units arranged on the base plate, the machining main shaft unit comprises a main shaft mounting base fixedly arranged on the base plate, an electric main shaft penetrating through the main shaft mounting base in a sliding mode and an adjusting mechanism used for driving the electric main shaft to reciprocate in the vertical direction. The tool bit alignment adjusting device of the multi-head carving machine has the advantages of being simple and compact in structure, high in adjusting efficiency and more convenient to use. 本实用新型公开了一种多头雕刻机的刀头对准调节装置，包括基板和若干组设置于基板上的加工主轴单元，加工主轴单元包括固定设置于基板上的主轴安装座、滑动穿过主轴安装座设置的电主轴以及用于驱使电主轴沿竖直方向往复移动的调节机构。该多头雕刻机的刀头对准调节装置具有结构简单紧凑，调节效率高，使用更加便捷的优点。