| 摘要 |
A cutting insert (1) for grooving and parting as well as profiling and longitudinal turning of metallic workpieces, comprising a shaft part (2) and at least one cutting head (3) and an end surface (4) at the front end of the cutting insert, and a rear end surface (5) at the rear end of the cutting insert, wherein the shaft part comprises a top side (6), a bottom side (7) as well as side surfaces (8, 9) extending between said two sides, said cutting head (3) carries a cutting edge (12) that is defined as the intersection between a chip side (11) and a clearance side (10), the cutting edge (12) has a circular shape and has in the main the same curvature up to the ends thereof, the chip side (11) of the cutting head is provided with a first chip-forming device (23) placed immediately inside the cutting edge. <IMAGE> |
