Positioning and bending device for excavator structure support machining

The utility model discloses a locating and bending device for excavator structure support machining, which comprises a bottom plate, a bending groove is arranged in the middle of the upper surface of the bottom plate, two L-shaped connecting rods are symmetrically arranged on two sides of the upper surface of the bottom plate, trapezoid extrusion plates are uniformly welded on one sides of the two L-shaped connecting rods, and the trapezoid extrusion plates are arranged on the other sides of the two L-shaped connecting rods. Two first limiting grooves and two second limiting grooves are symmetrically formed in the upper surface of the bottom plate, two first limiting sliding blocks are welded to the bottom of one side of the L-shaped connecting rod, and the two first limiting sliding blocks are slidably connected to the interiors of the first limiting grooves and the interiors of the second limiting grooves correspondingly; by pushing the L-shaped connecting rod, the trapezoidal extrusion plate can move, so t