Portable bending machine for construction on construction site

The utility model discloses a portable bending machine for construction on a construction site. Hydraulic jack, an arc-shaped bent plate is arranged on the left end surface of the hydraulic jack; an arc-shaped groove is formed in the middle of the outer side surface of the arc-shaped bent plate; a second steel sleeve is arranged at the end, close to the arc-shaped bent plate, of the outer side face of the hydraulic jack. Two fan-shaped rib plates which are symmetrically arranged front and back are arranged at the front and back ends of the middle of the outer side surface of the second steel sleeve; the fan-shaped rib plate is fixedly connected with a swing arm through a second positioning bolt; the utility model discloses a portable bending machine for construction on a construction site.Compact structure, portable, when the steel bending device is used, the occupied space is small, labor is saved, steel can be bent rapidly and efficiently, the steel can be clamped and positioned through the arrangement of t