JPS6338917U

JPS6338917U -

Info

Publication number: JPS6338917U
Application number: JP13132086U
Authority: JP
Priority date: 1986-08-29
Filing date: 1986-08-29
Publication date: 1988-03-12

Description

[Brief explanation of the drawing]

第１〜１６図はこの考案の実施例の説明図であ
り、第１〜５図は１実施例の説明図であり、第１
図はその全体概略側面図、第２図は後面図、第３
図は正面図、第４図は溝切削加工の側面図、第５
図は同斜視図、第６図は他の実施例の正面図、第
７図は同後面図、第８図は同正面図、第９図は別
の実施例の側面図、第１０図は同後面図、第１１
図は同正面図、第１２図は実験例の力と切削抵抗
のこの考案と在来態様のエンドミルの比較グラフ
図、第１３，１４図は溝切削加工の側面面粗さの
この考案の実施例と在来品の態様の断面図、第１
５，１６図は同底面の面粗さのこの考案の実施例
品と在来態様品の断面図、第１７図は在来態様の
１製品の側面図、第１８図は同後面図、第１９図
は同正面図、第２０図は別の態様の正面図、第２
１図は同後面図、第２２図は同正面図、第２３図
は在来態様における側面開放の溝の切削加工斜視
図、第２４図は同凹状の溝の切削加工斜視図であ
る。２……シヤンク、３……溝、４……切刃、１″
……エンドミル、７′……後端面、５′……前端
面、１４……潤滑流体供給孔、１４″……分岐潤
滑流体供給孔。 Figures 1 to 16 are explanatory diagrams of an embodiment of this invention, and Figures 1 to 5 are explanatory diagrams of one embodiment.
The figure is a general schematic side view, the second figure is a rear view, and the third figure is a rear view.
The figure is a front view, Figure 4 is a side view of groove cutting, and Figure 5 is a side view of groove cutting.
6 is a front view of another embodiment, FIG. 7 is a rear view of the same, FIG. 8 is a front view of the same, FIG. 9 is a side view of another embodiment, and FIG. 10 is a front view of another embodiment. Rear view, No. 11
The figure is a front view of the same, Figure 12 is a graph comparing the force and cutting resistance of the experimental example between this invention and the conventional end mill, and Figures 13 and 14 are the implementation of this invention regarding the side surface roughness of groove cutting. Examples and cross-sectional views of aspects of conventional products, 1st
Figures 5 and 16 are cross-sectional views of an example product of this invention and a conventional product with the same bottom surface roughness, Figure 17 is a side view of one product of the conventional design, and Figure 18 is a rear view of the product. Fig. 19 is a front view of the same, Fig. 20 is a front view of another embodiment, and Fig. 20 is a front view of another embodiment.
1 is a rear view of the same, FIG. 22 is a front view of the same, FIG. 23 is a cutting perspective view of a side-open groove in a conventional mode, and FIG. 24 is a cutting perspective view of a concave groove. 2...Shank, 3...Groove, 4...Cutting edge, 1″
... End mill, 7' ... Rear end surface, 5' ... Front end surface, 14 ... Lubricating fluid supply hole, 14'' ... Branch lubricating fluid supply hole.

Claims

[Claims for Utility Model Registration] (1) In an end mill structure having a cutting edge on the edge of a spiral groove provided on the side of the shank, a lubricating fluid supply hole is provided through the shank from the rear end face to the front end face. An end mill structure characterized by: (2) The end mill structure according to claim 1, wherein the lubricating fluid supply hole is opened in a portion of the front end surface outside the cutting edge. (3) The end mill structure according to claim 1, wherein the lubricating fluid supply hole is branched into a groove from this side of the front end face. (4) The end mill structure according to claim 1, wherein the branch lubricating fluid supply hole is formed with a forward slope.