Lamellar-type-structure hot-stamping die and machining method for male die and female die of lamellar-type-structure hot-stamping die

The invention discloses a lamellar-type-structure hot-stamping die and a machining method for a male die and a female die of the lamellar-type-structure hot-stamping die. The hot-stamping die comprises an upper die assembly and a lower die assembly. The upper die assembly comprises the male die, the lower die assembly comprises the female die matched with the male die, and cooling passages are formed in the male die and the female die correspondingly; the male die / female die is divided into a plurality of male die blocks / female die blocks in the horizontal direction, the adjacent male die blocks / female die blocks are connected through bolts and dowels, and connecting seams are sealed by adopting a welding mode; and sealing pipes are arranged at the joints of the cooling passages of the adjacent male die blocks / female die blocks, the two ends of each sealing pipe are inserted into the two corresponding adjacent male die blocks / female die blocks correspondingly, and each sealing pipe enables the two c