| 摘要 |
1280035 Cutters VALERON CORP 29 July 1969 [6 Aug 1968] 37987/69 Headings B3C and B3K A boring or milling cutter for forming 90 degree shoulders comprises a plurality of square indexable cutting inserts 26, Figs. 1, 2, located in cartridges 22 mounted in the cutter body 20 so as to have a negative radial rake and a positive axial rake. Each cartridge has an insert 26 clamped by a clamp 28, and a chip breaker 30. A milling cutter 70, Fig. 7, has two inserts 74 held in pockets in seats 72 by wedges 76 actuated by screws 78. |
