BUILT-UP CUTTER Russian patent published in 2006 - IPC B23B27/16 

FIELD: working materials by cutting, built-up cutting tools.

SUBSTANCE: cutter includes boy to which may be secured cutting hexahedral tips with acute and obtuse internal angles or tetrahedral cutting tips with acute and obtuse internal angles or with right internal angles. Each cutting tip has at least one through opening for placing head of supporting member. Cutting tips are mounted with use of wedges having seats for engaging with obtuse angles of cutting tips or with angles of cutting tips different from obtuse angles. In order to enlarge manufacturing possibilities seats of wedges for engaging with angles of cutting tips different from obtuse angles are formed with angle exceeding respective angle of cutting tip. Tetrahedral cutting tip may be in the form of parallelogram with two through openings; head of supporting member is placed in such of said openings that is arranged nearer to working cutting angle of cutting tip.

EFFECT: enlarged manufacturing possibilities of cutter.

2 cl, 6 dwg