Rapid casting cooling device for casting machining

The utility model discloses a rapid casting cooling device for casting machining, relates to the technical field of casting machining, and aims to solve the problems that an existing cooling device for casting machining is single in cooling effect, only the upper portion of the existing cooling device can be cooled in the conveying process of the existing cooling device, and therefore bottom dead corners exist in the cooling range; and comprehensive cooling is not facilitated. The casting cooling mechanism comprises a casting cooling mechanism body, a cooling chamber is arranged in the middle of the casting cooling mechanism body, a heat removal chamber is arranged above the cooling chamber, a refrigeration chamber is arranged below the cooling chamber, a conveying mechanism is arranged in the cooling chamber, a plurality of conveying rollers are arranged in the middle of the conveying mechanism, and the conveying rollers are arranged in the cooling chamber. A cold air mechanism is arranged in the refrigerati