JIG FOR BENDING POSITION MEASUREMENT IN BENDING MACHINE

摘要

PROBLEM TO BE SOLVED: To provide a jig for bending position measurement in a bending machine capable of precisely measuring a bending center position in order to correctly determine a bending L dimension in a bending machine. SOLUTION: This jig is provided with a measurement body 3 having a reference face to a rear face, a rotatable die side roller 9 which has an engagement part engagable to a V groove of a die arranged to the lower front side in the measurement body 3 through a lower support member 5, an upper support member which is arranged to the upper front side of the measurement body 3 and is energized to be elevatable for the lower support member 5 and to be constantly energized upward by an energizing means 35 and a rotatable punch side roller 27 which is arranged to the front side of the upper support member and has an engagement recessed part 27A engagable to the tip of a punch corresponding to the die side roller 9.