Crushing and screening device for asphalt concrete production

The utility model relates to a crushing and screening device for asphalt concrete production, a crushing assembly (1) comprises a feed hopper (1-1), a crushing barrel (1-2), a primary crushing hammer (1-3), a crushing hammer base (1-4) and a secondary crushing roller assembly (1-5), the lower part of the feed hopper (1-1) is connected with the crushing barrel (1-2), the hemispherical primary crushing hammer (1-3) is arranged in the crushing barrel (1-2) through the crushing hammer base (1-4), and the secondary crushing roller assembly (1-5) is connected with the secondary crushing roller assembly (1-5). A gap is reserved between the inner wall of the upper portion of the crushing barrel (1-2) and the primary crushing hammer (1-3), and a secondary crushing roller assembly (1-5) is installed in the crushing barrel (1-2) under the crushing hammer base (1-4) through a support. According to the crushing and screening device, crushing and screening work can be completed through one device, the crushing and screenin