Device for quickly pulling out bolt of bolt-sphere net rack

The utility model discloses a device for quickly pulling out a bolt of a bolt-sphere net rack, and relates to the technical field of disassembly of bolts. A sliding groove is formed in one side of the mounting frame, limiting grooves are formed in the centers of the inner walls of the two sides of the sliding groove, limiting rods are slidably connected into the limiting grooves, a sliding plate is arranged between the two limiting rods, a connecting shaft is rotationally connected into the sliding plate, and a mounting plate is fixedly mounted at one end of the connecting shaft. An adjusting groove is formed in one side of the surface of the mounting plate, a first fixing plate is slidably connected into the adjusting groove, and an inserting block is fixedly mounted on the surface of the first fixing plate; the bolt is fixed through combination of the first fixing plate and the second fixing frame, the output end of the servo motor drives the connecting shaft to rotate, the bolt rotates from the interior of