Abstract: An apparatus for collecting industrial waste includes a separator (20) for separating dust from the waste sucked up by vacuum pressure; an upper hopper (30) filled with the waste falling down from the separator (20); a first valve (40) including a pair of semicircular valve plates (41) configured to open or close a lower end of the upper hopper (30), and a cylinder (42) configured to operate the semicircular valve plates (41); a lower hopper (50) having an upper end connected to a lower portion of the upper hopper (40) and an inner volume greater than an inner volume of the upper hopper (40); a second valve (60) having an upper end coupled to a lower end of the lower hopper (50), in which a diameter of the lower hopper (50) is reduced, and configured to rotate an internal butterfly valve (62) according to an operation of a handle (63) provided at one side of the second valve, such that an amount of waste discharged from the lower hopper (50) is controlled and restricted, wherein the second valve (60) has a fl