Telescopic feeder

The invention discloses a telescopic feeder. A feeding end of a telescopic arm frame is connected to a feeding hopper through a feeding cylinder body, a rear end of the telescopic arm frame is provided with a steering cylinder body, the telescopic arm frame is connected with a fixing frame through walking supporting wheels, and the telescopic arm frame can move back and forth in the fixing frame in the horizontal direction; and the fixing frame is internally provided with a driving cylinder body, a belt sequentially passes through the feeding cylinder body, the steering cylinder body and the driving cylinder body and then returns to a belt conveyor, the belt is driven by the driving cylinder body to change the direction through the steering cylinder body, the belt extends to the feeding hopper, and then the feeding hopper is extended and retracted through the horizontal movement of the telescopic arm frame. According to the telescopic feeder, when equipment under the telescopic feederneeds maintenance, the te