Power and free conveyor's conveyor

The utility model relates to a power and free conveyor technical field, especially, relate to a power and free conveyor's conveyor, power and free conveyor includes a drive chain, be equipped with a guide rail that parallels with drive chain respectively in drive chain's both sides, conveyor includes the dolly automobile body, the both ends of dolly automobile body are equipped with the running roller respectively, the running roller supports on the guide rail and can follow the guide rail operation, the mid -mounting of dolly automobile body has the hysteresis damper, install with drive chainengaged with the sprocket on the main shaft of hysteresis damper. This conveyor with sprocket installation on the main shaft of hysteresis damper, it is impaired to avoid the sprocket to produce thefriction in the course of the work completely, can prolong its life, the frequency is changed to the greatly reduced frock, saves labor time, reduces and maintains the replacement cost. 本实用新型涉及积放式输送机技术领域，尤其涉及种积放式输送机的输送装置，积放式输送