The utility model discloses a sleeper transfer chain, include roller rack, drive roll, driven roll and set up the electric machine drive mechanism on roller rack, drive roll and driven roll arrange in turn along roller rack's length direction that the drive roll all rotates with the frame with the driven roll to be connected, electric machine drive mechanism includes gear reduction unit and for gear reduction unit provides the motor of power input, and gear reduction unit's power take off end is connected with drive roll shaft hole fit key, roller rack's terminal department still is equipped with material hoist and constructs, but material hoist constructs including falling drive roll and the lifting plate of the below of the space between the driven roll and oscilaltion lifting plate's hoist mechanism to the roller rack on. This transfer chain has adopted mechanized mode, has reached the purpose of continuous conveyor sleeper.