Sliding block oil cylinder core pulling structure

The utility model discloses a sliding block oil cylinder core pulling structure, which can realize step-by-step core pulling, prevent an injection molding product from deforming or breaking, effectively improve the yield of the product and reduce the production cost, and comprises an oil cylinder, a core mold sliding block and a shovel base, the core mold sliding block comprises a first sliding block and an elastic needle type second sliding block, one side end of the first sliding block is a first core mold end, and the other side end of the first sliding block is a second core mold end. The other side end of the shovel base is fixed to the first sliding block base, the first sliding block base is driven by an oil cylinder, an L-shaped sliding groove is formed in the first sliding block, the elastic needle type second sliding block is installed on the transverse portion of the L-shaped sliding groove in a sliding mode, the shovel base is installed on the vertical portion of the L-shaped sliding groove in a s