The utility model relates to a screw machine technical field discloses a take waste material box's screw feedway, and it includes main part and guiding mechanism, and the bottom plate is installed tothe main part bottom, and guiding mechanism is connected with the bottom plate, installs the feeder in the main part, is equipped with feed inlet and discharge gate on the feeder, and joint portion isinstalled to feeder one side, and the joint has waste material box in the joint portion. The utility model discloses take waste material box's screw feedway passes through at a feeder side -mountingwaste material box, can realize the collection to unqualified screw, waste material box adopts the installation of joint mode simultaneously, furthermore, the device is convenient to mount and dismount, adjustment mechanism adds simultaneously on the bottom plate, can the accurate position of adjusting the discharge gate of feeder, it appears the positional deviation to the screw to avoid lockingwhen the screw machine is absorb, moreover, the steam generator is simple in structure, and convenient for operation, and high in adjusting precision, and improves the production efficiency, wide market prospect and application prospect have.