Pen lifting mechanism and drawing robot

The utility model discloses a pen lifting mechanism, which relates to the technical field of drawing tools and comprises a shell, a drawing pen, at least one electromagnetic iron core and a reset element. At least part of the drawing pen is located in the shell and slidably connected with the shell, and at least part of the side wall of the end, without a pen point, of the drawing pen is made of aluminum bronze. The electromagnetic iron core is fixedly arranged in the shell, and an electromagnetic coil is wound around the electromagnetic iron core and used for being electrically connected with a power source. The reset element is located in the shell. The utility model further provides a drawing robot which comprises a control system and the pen lifting and dropping mechanism, the pen lifting and dropping mechanism can be fixedly arranged on the sliding frame, the power source and the electromagnetic coil are both electrically connected with the control system, and the control system can control whether the e