One-time forming mechanism for side reverse convex surface

The utility model relates to the technical field of dies, and discloses a one-time forming mechanism for a side reverse convex surface, which comprises an upper die plate, a lower die plate, a positioning mechanism for fixing a product and arranged between the upper die plate and the lower die plate, a stamping mechanism for stamping the reverse convex surface of the product, and a demolding mechanism for automatically demolding after stamping, the stamping mechanism comprises a side shaping female die arranged on the lower die plate, a female die driving block arranged on the upper die platein a downward protruding mode, an inclined wedge sliding block arranged on the lower die plate, a side shaping male die fixed to the inclined wedge sliding block and an inclined wedge driving block fixed to the upper die plate. The demolding mechanism comprises a reset spring fixed to the side shaping female die and a nitrogen spring fixed to the side shaping male die, and during die opening, thereset spring and the nitro