Fixture for machining initial mold of glass mold

The utility model discloses an initial mold processing clamp for a glass mold, which comprises a bottom plate, the at least one clamping vertical seat is arranged on the bottom plate; the central clamping block is fixedly mounted on the clamping vertical seat; the two sliding blocks are arranged on the upper side and the lower side of the central clamping block respectively and are in sliding connection with the clamping vertical seat; the screw rod is in driving connection with the two sliding blocks in sequence; threads on the upper half part and the lower half part of the lead screw are opposite in direction, the lead screw can control the two side clamping blocks to be close to the position where the center clamping block is located at the same time, and the upper side and the lower side of a product to be machined are clamped and fixed through the side clamping blocks and the center clamping block. The two sliding blocks are driven by the lead screw to slide oppositely, so that the two side clamping bloc