To provide a workpiece bending angle measuring device with a simple structure, which is provided with a workpiece navigation function and a workpiece bending angle measuring function.
The device includes: a workpiece abutment portion 39 on which a workpiece W is allowed to abut for positioning the workpiece; a workpiece bending angle measuring unit 41 for measuring a bending angle of the workpiece; a first moving positioning unit 43 for moving and positioning the workpiece abutment portion and the workpiece bending angle measuring unit in an extending direction of a workpiece bending line; and a second moving and positioning unit 45 for moving and positioning the workpiece abutment portion and the workpiece bending angle measuring unit to operation positions PS5, PS7 or retreat positions PS6, PS8 respectively in a direction crossing the extending direction of the workpiece bending line.
Iwa Saki Kokuni
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu
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