Patent ID: 7037054
Filing Date: 2006-05-02
Classification: B23D,Y10T

Abstract:
1. An apparatus for defining a groove in a cutting blade, comprising: a pair of fixed blocks fixed to a base of a cutting blade forming apparatus to be separated from each other by a predetermined distance, and formed on respective surfaces facing each other with first guide parts which extend in a vertical direction; a slider having a second guide part and a third guide part, the second guide part being formed on one surface of the slider and engaged with the first guide part of each fixed block in such a way as to be raised and lowered in the vertical direction, and the third guide part being formed on another surface of the slider, farthest from the one surface, to extend in the vertical direction; a bit support block having a fourth guide part formed on one surface thereof and a broaching bit fixed to another surface thereof, the fourth guide part being engaged with the third guide part of the slider in such a way as to be raised and lowered in the vertical direction; and first and second operating mechanisms for operating the slider and the bit support block, respectively, in the vertical direction.