Wire feeding unit and wire bending apparatus including the same

A wire bending apparatus comprising:

• a straightener into which a wire is fed;
• a pair of wire feeding portions which transfer the wire passing through the straightener;
• and
• a head portion which bends the wire while drawing out the wire transferred from the wire feeding portions,
• wherein each of the pair of wire feeding portions comprises
• a driving roller which is driven by rotation power,
• a belt which is connected to the driving roller to rotate and is brought into contact with a wire while being rotated,
• at least one driven rollers which are rotated by being coupled with the driving roller by the belt, and
• a guide portion which is placed to pressurize the belt to one side and guides a position of the belt such that the wire is moved by the belt,
• wherein the pair of wire feeding portions are symmetrically disposed, and one of the guide portions is disposed to face the one side of the other.