Mining narrow gauge track terminal car stopping device and working method thereof

The invention discloses a mining narrow gauge rail terminal car stopping device and a working method thereof. The device comprises a base plate, a fixing plate, a connecting seat, a car stopping clawand a damping buffer spring, wherein a track is arranged on the upper surface of the base plate, a mining vehicle is run on the track, the fixing plate is mounted on the base plate and is located at the middle position of the track, the connecting seat is fixedly connected to the upper surface of one side of the fixing plate, the car stopping claw comprises a connecting section and a car stoppingsection, the bottom of one side of the car stopping section is connected with the connecting section, the connecting section is rotationally connected with the connecting seat through a connecting pin, the bottom of the other side of the car stopping section is provided with a boss, one end of the damping buffer spring is connected with the boss, the other end of the damping buffer spring is connected with the upper surfac