Pipeline device for automatic filling of rocket propellants

The invention discloses a pipeline device for automatic filling of rocket propellants, and relates to the technical field of mechanical devices.The pipeline device comprises a ball screw nut mechanism, a sliding platform, a pipeline mechanical arm device and an adding and discharging connector, and the ball screw nut mechanism is installed on a tower; a lead screw mechanism is configured to be capable of driving the sliding platform to vertically move up and down; the first end of the pipeline mechanical arm device is fixedly mounted on the sliding platform; the second end of the pipeline mechanical arm device is fixedly connected with the adding and discharging connector. The pipeline mechanical arm device is configured to be capable of adjusting the horizontal position of the adding and discharging connector. The adding and discharging connector is configured to be capable of being in butt joint with a rocket body connector or disengaged from the rocket body connector. Through the implementation of the inve