Automation device for nut installation

The utility model discloses an automation device for nut installation. The automation device comprises an electric control box and an operation box. A socket spanner, a driving gear assembly and a driving motor are arranged in the operation box; a controller is arranged in the electric control box; the driving motor is mounted in the operation box; the controller is in communication connection with the driving motor; the socket spanner is rotationally connected to the operation box; the driving gear assembly comprises a driving wheel, two transmission wheels and a driven wheel; the driving wheel is fixedly connected to a driving motor; the two transmission wheels are rotationally connected to the box wall of the operation box and engaged with the driving wheel. The driven wheel is rotationally connected to the operation box and engaged with the two transmission wheels at the same time. The socket spanner is fixed to the driven wheel; and a visual opening for a line pipe extending out of one end of the nut to