Anvil block adjusting device of pendulum impact testing machine

The utility model relates to an anvil block adjusting device of a pendulum bob impact testing machine, and belongs to the technical field of pendulum bob impact testing machine equipment in the metallurgical industry. According to the technical scheme, an anvil block span positioning plate (5) and an impact blade positioning plate (6) are both rectangular steel plates, and the overall dimension of the impact blade positioning plate (6) is larger than that of the anvil block span positioning plate (5); the anvil block span positioning plate (5) and the impact blade positioning plate (6) form a whole and are of a T-shaped structure, a V-shaped groove (1) matched with a pendulum impact blade (7) is formed in one side of the impact blade positioning plate (6), a handle (4) is arranged on the anvil block span positioning plate (5) opposite to the V-shaped groove (1), a fixing plate (2) is arranged on the impact blade positioning plate (6) close to the V-shaped groove (1), and a positioning screw (3) is arranged on