Workbench of pneumatic marking machine

The utility model discloses a pneumatic marking machine workbench, which relates to the field of marking workbenches, and comprises a table top, a side plate fixedly connected with one side of the table top, a driving mechanism arranged on one side of the side plate, a moving mechanism arranged on one side of the driving mechanism, a placing plate fixedly connected with one side of the moving mechanism, and a positioning mechanism arranged on the other side of the placing plate. A fixing mechanism is arranged at one end of the driving mechanism, a printing needle is fixedly installed at the bottom end of the fixing mechanism, the fixing mechanism comprises a rotating shaft rotationally connected with the side plate, a gear is fixedly connected to the outer surface of the rotating shaft, a bevel gear is fixedly connected to one side of the gear, and a bevel tooth plate is connected to one side of the bevel gear in an engaged mode; according to the workbench of the pneumatic marking machine, a marking device is