A workpiece conveying apparatus for a pressing machine, comprising: a conveying table comprising a workpiece supporting mechanism configured to support a workpiece in a releasable manner; a first arm and a second arm each having one end coupled to the conveying table so as to be pivotable through a pivot axis (110A, 120A) in a substantially vertical plane extending along a workpiece conveying direction; a first moving unit to which another end of the first arm is coupled so as to be pivotable through a pivot axis; a second moving unit to which another end of the second arm is coupled so as to be pivotable through a pivot axis; and a posture control unit configured to control a posture of the conveying table through control of at least one of an angle between the conveying table and one of the first arm and the second arm, an angle between the first arm and the first moving unit, and an angle between the second arm and the second moving unit, wherein the first moving unit and the second moving unit are movable by a moving mechanism in the workpiece conveying direction, wherein the conveying table is lifted up and down through a change of an interval between the first moving unit and the second moving unit, and wherein the first moving unit and the second moving unit are moved in the same workpiece conveying direction so as to move the conveying table in the workpiece conveying direction, to thereby convey the workpiece, wherein the pivot axis coupling the conveying table and the first arm to each other, and the pivot axis coupling the conveying table and the second arm to each other are formed of separate pivot axes, characterized in that the posture control unit comprises: a first gear supported so as to be pivotable about the pivot axis coupling the conveying table and the first arm to each other; and a second gear, which is meshed with the first gear, supported so as to be pivotable about the pivot axis coupling the conveying table and the second arm to each other, wherein at least one of the combination of the first gear and the first arm and the combination of the second gear and the second arm is provided in a substantially integrated manner. a conveying table comprising a workpiece supporting mechanism configured to support a workpiece in a releasable manner; a first arm and a second arm each having one end coupled to the conveying table so as to be pivotable through a pivot axis (110A, 120A) in a substantially vertical plane extending along a workpiece conveying direction; a first moving unit to which another end of the first arm is coupled so as to be pivotable through a pivot axis; a second moving unit to which another end of the second arm is coupled so as to be pivotable through a pivot axis; and a posture control unit configured to control a posture of the conveying table through control of at least one of an angle between the conveying table and one of the first arm and the second arm, an angle between the first arm and the first moving unit, and an angle between the second arm and the second moving unit, wherein the first moving unit and the second moving unit are movable by a moving mechanism in the workpiece conveying direction, wherein the conveying table is lifted up and down through a change of an interval between the first moving unit and the second moving unit, and wherein the first moving unit and the second moving unit are moved in the same workpiece conveying direction so as to move the conveying table in the workpiece conveying direction, to thereby convey the workpiece, wherein the pivot axis coupling the conveying table and the first arm to each other, and the pivot axis coupling the conveying table and the second arm to each other are formed of separate pivot axes, characterized in that the posture control unit comprises: a first gear supported so as to be pivotable about the pivot axis coupling the conveying table and the first arm to each other; and a second gear, which is meshed with the first gear, supported so as to be pivotable about the pivot axis coupling the conveying table and the second arm to each other, wherein at least one of the combination of the first gear and the first arm and the combination of the second gear and the second arm is provided in a substantially integrated manner. a first gear supported so as to be pivotable about the pivot axis coupling the conveying table and the first arm to each other; and a second gear, which is meshed with the first gear, supported so as to be pivotable about the pivot axis coupling the conveying table and the second arm to each other, wherein at least one of the combination of the first gear and the first arm and the combination of the second gear and the second arm is provided in a substantially integrated manner.