Angle-adjustable dust removal device

The utility model relates to the technical field of cast iron dust removal, and discloses an angle-adjustable dust removal device which comprises a dust suction device, an adjusting device and a circulating chain belt, the adjusting device is arranged on one side of the dust suction device, the circulating chain belt is arranged on the lower side of the adjusting device, the dust suction device comprises a device box, a suction pump is fixedly arranged on the inner top face of the device box, and the dust suction pump is connected with the circulating chain belt. A dust suction pipe is fixedly arranged on one side of the suction pump, one side of the dust suction pipe penetrates through the outer wall of one side of the device box, a dust inlet pipe is fixedly arranged on the upper end face of the dust suction pipe, dust removal covers are fixedly arranged on one side of the dust suction pipe and one side of the dust inlet pipe, and clamping plates are fixedly arranged in the middles of the front inner wall a