Ball-end milling cutter tool

摘要

A tool is disclosed that has an elongated tool body defining a longitudinal axis and includes a ball-end section having a positive taper angle relative to the longitudinal axis of the tool body, and a relief section that extends rearwardly from the ball-end section and has a negative taper angle relative to the positive taper angle of the ball-end section.

主权项

1. A tool comprising:
an elongated tool body defining a longitudinal axis and including a ball-end section having a first positive taper angle relative to the longitudinal axis of the tool body; a relief section extending rearwardly from the ball-end section and having a negative taper angle relative to the positive taper angle of the ball-end section; a shank section extending rearwardly from the relief section, the shank section and relief section sharing a common vertex, wherein the shank section has a conically expanding, radially outward second positive taper angle that is a less acute expansion angle than the first taper angle; and a plurality of spaced apart cutting flutes solely formed within the ball-end section of the tool body.