Twice-sliding-out structure based on magnesium alloy die sliding block

The utility model discloses a twice-sliding-out structure based on a magnesium alloy die sliding block. The twice-sliding-out structure comprises a sliding block mechanism composed of a large sliding block assembly and a small sliding block assembly. The large sliding block assembly is composed of a large sliding block seat and a large sliding block, and the small sliding block assembly is composed of a small sliding block seat and a small sliding block. The small sliding block assembly is arranged in a sliding block concave cavity of the large sliding block seat; sliding block pins are mounted on the small sliding block component and comprise a large sliding block pin and a small sliding block pin; a main mold core is machined on the sliding block large pin, and an auxiliary mold core is machined on the sliding block small pin; an inclined guide hole matched with the inclined guide column in an inserted mode is formed in the small sliding block seat, the inclined guide column pushes the small sliding block a