BUILT-UP SLOT BROACH WITH RAKE CUTTING SECTIONS Russian patent published in 1997 - IPC

FIELD: mechanical engineering, machining of slot holes. SUBSTANCE: proposed broach includes mandrel with grooves positioned radially and intended for placement of mentioned rake cutting sections anchored with the aid of clamping members located in ring grooves of mandrel. Broach is provided with wedge strips meant for interaction with double sided cuts made in rake cutting sections and positioned in additional grooves made in mandrel. Clamping members are manufactured in the form of semi-rings. EFFECT: expanded application filed of built-up slot broach. 1 cl, 8 dwg