Sleeper fixing device

The utility model discloses a sleeper fixing device which comprises a sleeper body and further comprises a first driving assembly and a second driving assembly, the first driving assembly and the second driving assembly are arranged on the two sides of the sleeper body respectively, and a first limiting sliding groove and a second limiting sliding groove are formed in the two sides of the upper surface of the sleeper body respectively. And the first driving assembly and the second adjusting assembly comprise end heads, threaded rods and connecting rotating shafts, the threaded rods are welded to the inner side walls of the end heads, and the threaded rods are in threaded connection with the sleeper body and penetrate through the sleeper body to extend into the first limiting sliding grooves and the second limiting sliding grooves correspondingly. By arranging the adjusting assembly, the distance between the rails can be controlled when the rails are installed, rail trains of different sizes can run convenient