The invention provides an elevator stock bin used for foundry sand production. The elevator stock bin comprises a stock bin body, an unloading opening is arranged on the back side of the bottom of thestock bin body, a receiving hopper is installed in the unloading opening of the stock bin body, the receiving hopper is rotationally installed inside the stock bin body through a rotating shaft, theunloading opening can be rotationally opened or closed through the receiving hopper, and the receiving hopper is driven by a driving device to rotate. By means of the elevator stock bin, the unloadingbin door can be automatically controlled to be opened and closed, unloading is facilitated, and the labor intensity of a worker is reduced.