Clamping device for producing climbing carabiner

The utility model discloses a clamping device for producing climbing carabiner, which comprises a base, an upper cover and two rotating blocks arranged at an interval, the upper cover is positioned above the base, the two rotating blocks are hinged and fixed on the base, one ends of the two rotating blocks are respectively provided with a clamping head, the other ends of the two rotating blocks are provided with a driving block, and the driving block is fixed on the base. A T-shaped pushing head is arranged at the end, close to the two rotating blocks, of the driving block, V-shaped grooves are symmetrically formed in the sides, close to each other, of the ends, close to the pushing head, of the two rotating blocks, the two transversely-arranged ends of the pushing head extend into the V-shaped grooves of the two rotating blocks correspondingly, and a spring is arranged in the driving block. A driving column is arranged at the end, away from the pushing head, of the driving block and can be controlled by an a