Two-dimensional scanning translation stage for terahertz system

The utility model discloses a two-dimensional scanning translation stage used for a terahertz system, which comprises a control unit, a driving unit, an execution unit, a power supply unit and an equipment shell, the control unit is used for generating stepping motor pulse signals, the driving unit comprises an X-axis stepping motor driver and a Y-axis stepping motor driver, and the X-axis stepping motor driver and the Y-axis stepping motor driver are connected with the execution unit. The execution unit comprises an X-axis moving unit and a Y-axis moving unit which are connected in a crossed mode, the objective table is fixed to the execution unit, the X-axis stepping motor driver is connected with the X-axis moving unit and drives the X-axis moving unit to drive the objective table to move along the X axis, and the Y-axis stepping motor driver is connected with the Y-axis moving unit and drives the Y-axis moving unit to drive the objective table to move along the Y axis. The power supply unit is connected w