Patent ID: 6158264
Filing Date: 2000-12-12
Classification: B21D,B23D,B23P

Abstract:
A method of working a band blade to be cut after the band blade is bent, comprising the steps of:bending a band blade into a predetermined shape by using a bending mechanism;forward feeding the bent band-blade; andcutting away a rear portion of a bent region of the band blade which is forward fed, by using a front band-blade cutting tool which is placed in front of said bending mechanism, wherein said front band-blade cutting tool comprises both a miter-cutting portion which conducts cutting so that the blade portion of the band blade to be cut protrudes rearwardly, and a straight-cutting portion which straight cuts the blade portion of the band blade to be cut, in the width direction, and selectively uses said miter-cutting portion and said straight-cutting portion.