External robot stand and external robot system

An external robot stand that is installed outside a machine tool, the external robot stand comprising a fixed unit fixed to the machine tool in a positioned state and a movable unit attached to the fixed unit in a detachable manner, wherein:

• the fixed unit is provided with a robot installation surface configured to install a robot that performs work with respect to the machine tool;
• an operating range of the robot is arranged to extend across both the fixed unit and the movable unit;
• the fixed unit and the movable unit are respectively provided with safety fences that surround an outer side of the operating range of the robot together with the machine tool in a state in which the movable unit is attached to the fixed unit;
• each of the fixed unit and the movable unit has a rectangular shape in plan view;
• the safety fences comprises a first safety fence provided at the fixed unit and a second safety fence provided at the movable unit;
• the first safety fence is disposed on two sides of the fixed unit having the rectangular shape, except for a side facing the machine tool and a side connecting to the movable unit;
• and
• the second safety fence is arranged on two sides of the movable unit having the rectangular shape, except for a side facing the machine tool and a side connecting to the fixed unit.