Radiator mainboard structure capable of enhancing strength of assembly holes

The utility model discloses a radiator main board structure capable of enhancing the strength of assembly holes, which comprises a radiator main board, a cavity is arranged on the radiator main board, the cavity surface of the cavity is wavy, a plurality of radiating tube assembly holes are arranged along the wavy surface of the cavity surface, the radiating tube assembly holes are arranged between two wave crests and penetrate through the radiator main board, and the radiating tube assembly holes are arranged on the radiator main board. Reinforcing ribs are further arranged on the cavity face and arranged on the upper side and the lower side of the radiating pipe assembling hole, and the left side face and the right side face of the radiating pipe assembling hole are inclined faces. The reinforcing ribs are added to the planes on the two sides of the heat dissipation pipe assembly hole of the main plate respectively, the reinforcing ribs are added to the planes on the two sides of the heat dissipation pipe a