Steel bar bending device for construction engineering construction

The utility model provides a reinforcing steel bar bending device for building engineering construction, which comprises a bottom plate, a bending seat is fixedly arranged on the top surface of the bottom plate, a notch groove is formed in the bottom surface of the bending seat, a U-shaped plate is arranged on the front surface of the bending seat, a U-shaped bending groove is formed in one side surface of the U-shaped plate, and the top end of the U-shaped plate is detachably mounted on the bending seat. The bottom end of the U-shaped plate extends into the notch groove and is detachably mounted on the bending seat; bending limiting plates are detachably installed on the two sides of the bending base correspondingly, a U-shaped limiting sliding hole is formed in each bending limiting plate, a bending rod is arranged between the two U-shaped limiting sliding holes in a sliding mode, limiting blocks are fixedly arranged at the two ends of the bending rod correspondingly, and a bending adjusting assembly is arr