Front bracket device for coal charging bottom plate of tamping coke oven and working method of front bracket device

The invention provides a front bracket device for a coal charging bottom plate of a tamping coke oven and a working method thereof, the device comprises two supporting seats, the inner sides of the two supporting seats are respectively provided with a rotatable front bracket beam, and the rear parts of the front bracket beams are positioned at the upper part of a vehicle body steel structure; a sliding plate is arranged on the upper portions of the front bracket beams, a coaling bottom plate support is arranged on the rear side of the sliding plate and arranged on a vehicle body steel structure, the coaling bottom plate support and the sliding plate are used for conveying a coaling bottom plate, and the two supporting seats and the two front bracket beams are rotationally connected through connecting shafts. The two ends of the connecting shaft are each rotationally connected with one end of a connecting rod, the other end of each connecting rod is rotationally connected with a driving oil cylinder, and the d