Tobacco bale conveying belt guide rail bracket supporting and adjusting device

The utility model provides a supporting and adjusting device for a guide rail bracket of a cigarette packet conveying belt. The device comprises a supporting block, an adjusting bolt, a first lockingnut and a second locking nut, the supporting block comprises a first arm, a second arm and a cross arm, one end of the cross arm is perpendicularly connected with the first arm, the other end of the cross arm is perpendicularly connected with the second arm, and the first arm, the cross arm and the second arm jointly form a U-shaped structure; the first arm and the second arm are connected with the two sides of the supporting stand column respectively. A threaded hole is formed in the cross arm, and the first locking nut and the second locking nut are located on the two sides of the cross armrespectively. A screw rod section of the adjusting bolt is sequentially matched with the first locking nut, the threaded hole and the second locking nut; and the end part of the screw section of the adjusting bolt is used for