Bending device facilitating feeding and discharging and used for building decoration material processing

The utility model relates to the technical field of decorative materials, and discloses a building decorative material processing bending device facilitating feeding and discharging, which comprises a box body, a bending mechanism is arranged in the box body, the bending mechanism comprises a screw rod, a sliding block, a connecting rod, a rotating plate and a fixed block, the screw rod is in threaded connection with the sliding block, and the connecting rod is connected with the rotating plate. The connecting rod is fixedly connected to the surface of the sliding block, the rotating plate is in sliding connection with the connecting rod, the fixed block is rotationally connected with the rotating plate through a bearing, the bending mechanism further comprises a spring, a sliding block and a limiting rod, the spring is fixedly connected between the sliding block and the rotating plate, and the sliding block is in sliding connection with the limiting rod. An arc-shaped groove is formed in the inner wall of th