Stock bin facilitating spinning and material changing

The utility model discloses a stock bin convenient for spinning and material changing, which belongs to the technical field of chinlon spinning equipment and comprises a first stock bin, a second stock bin, a third stock bin and a three-way pipe fitting, the three-way pipe fitting is respectively communicated with a discharge port of the first stock bin and feed ports of the second stock bin and the third stock bin; a flow guide device capable of closing the feed port of the second stock bin or the feed port of the third stock bin is arranged at the joint of the three-way pipe fitting; different slices can respectively enter the second stock bin or the third stock bin along the first stock bin by controlling the opening and closing direction of the flow guide device; the stock bin facilitating spinning and material changing is simple in structure and convenient to operate; the problem that according to an existing stock bin, the functions of storing, replacing and discharging of different slices cannot be ind