Bending machine with flattening groove

The utility model provides a bending machine with a flattening groove. The bending machine with the flattening groove comprises a bending machine frame, a transverse power device, a vertical power device, a bending connecting piece, an upper die and a lower die. A transverse power device is installed on the bending installation table and connected with a sliding base, a vertical power device is installed on the sliding base, and the lower end of the vertical power device is connected with a bending connecting piece. A pressing disc table is arranged on the bending bearing table, the bending bearing table is connected with the lower die, the connecting part is connected with a groove of the pressing disc table, an elastic piece is arranged between the connecting part and the groove, and a flattening groove is formed between the lower die and the pressing disc table. According to the bending machine with the flattening groove, a plate is placed in the flattening groove, when the upper die moves to press the pre