公开(公告)号：US20160001382A1

公开(公告)日：2016-01-07

申请号：US14748875

申请日：2015-06-24

Applicant: UNION TOOL CO.

Inventor： Shoichi TAKAHASHI ,  Nozomu SATO

IPC: B23C5/10

CPC classification number: B23C5/10 ,  B23C2210/0428 ,  B23C2210/0457 ,  B23C2210/082 ,  B23C2210/086 ,  B23C2210/28 ,  B23C2210/285 ,  B23C2210/287 ,  B23C2210/325 ,  B23C2210/54 ,  B23C2220/28 ,  B23C2222/84

Abstract: Provided is a rotary milling tool capable of finishing a milled surface to produce a smooth and glossy surface. A rotary milling tool in which a plurality of chip discharge grooves (2) are provided to the outer periphery of a tip part of a tool body (1), the plurality of chip discharge grooves (2) extending from the tool tip toward the tool base, and bottom blades (5, 6) are provided to an intersection ridge part at the intersection of a rake surface (3) of the chip discharge grooves (2) and a tip flank surface (4) of the tool body (1), each of the bottom blades (5, 6) being formed integrally with the tool body (1), wherein a convex edge (7) that is convex toward a tool-axis-direction tip is formed on at least one of the bottom blades (5, 6), and the convex edge (7) is formed by the connection of a plurality of linear edges that are substantially linear.

Abstract translation: 提供了一种能够完成铣削表面以产生光滑和光滑表面的旋转铣削工具。 一种旋转铣削工具，其中，在工具体（1）的前端部的外周设有多个切屑排出槽（2），所述多个排屑槽（2）从所述工具尖端朝向所述工具 基部和底部刀片（5,6）设置在切屑排出槽（2）的前刀面（3）和刀具主体（1）的刀头侧面（4）的交叉点处的交叉点脊部， 每个底部刀片（5,6）与工具主体（1）一体地形成，其中在刀片轴向方向前端凸出的凸缘（7）形成在至少一个底部刀片 （5,6），并且所述凸缘（7）通过基本上线性的多个线性边缘的连接而形成。