JPS6379114U - - Google Patents
Info
- Publication number
- JPS6379114U JPS6379114U JP17284586U JP17284586U JPS6379114U JP S6379114 U JPS6379114 U JP S6379114U JP 17284586 U JP17284586 U JP 17284586U JP 17284586 U JP17284586 U JP 17284586U JP S6379114 U JPS6379114 U JP S6379114U
- Authority
- JP
- Japan
- Prior art keywords
- flute
- cutting edge
- tool body
- tool
- edge ridge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
第１図は、本考案切削工具の一実施例を示す正
面図、第２図は、拡大した底面図、第３図は、第
１図中の―線に沿つて得られる拡大断面図、
第４図は、同じく第１図中の―線に沿つて得
られる拡大断面図、第５図は、従来品による加工
状態を概念的に示した説明図である。
１……切削工具、２……シヤンク、３……工具
本体、４……フルート、４ａ，４ｂ……フルート
部分、５……マージン、６……ランド、７……外
周切刃稜、８……先端切刃稜。
FIG. 1 is a front view showing an embodiment of the cutting tool of the present invention, FIG. 2 is an enlarged bottom view, and FIG. 3 is an enlarged sectional view taken along the line - in FIG.
FIG. 4 is an enlarged sectional view taken along the line - in FIG. 1, and FIG. 5 is an explanatory diagram conceptually showing the processing state of the conventional product. 1...Cutting tool, 2...Shank, 3...Tool body, 4...Flute, 4a, 4b...Flute portion, 5...Margin, 6...Land, 7...Outer cutting edge ridge, 8... ...Tip cutting edge ridge.
Claims (1)
り、この工具本体３の軸方向外周には、フルート
４、マージン５を備えたランド６および外周切刃
稜７がそれぞれ捩れを伴つて形成され、しかも、
この外周切刃稜７に隣接して、先端角θを有する
先端切刃稜８が形成されている切削工具において
、 前記フルート４は、先端切刃稜８側にある凹状
のフルート部分４ａおよびシヤンク２側にある凸
状のフルート部分４ｂからなり、これらのフルー
ト部分４ａ，４ｂが滑らかに連設されていること
を特徴とする切削工具。[Claims for Utility Model Registration] Consisting of a bar-shaped shank 2 and a tool body 3, the tool body 3 has a flute 4, a land 6 with a margin 5, a land 6 with a margin 5, and a peripheral cutting edge 7, which are twisted on the outer periphery of the tool body 3 in the axial direction, respectively. It is formed with
In a cutting tool in which a tip cutting edge ridge 8 having a tip angle θ is formed adjacent to the outer circumferential cutting edge ridge 7, the flute 4 has a concave flute portion 4a on the tip cutting edge ridge 8 side and a shank. A cutting tool comprising a convex flute portion 4b on two sides, and the flute portions 4a and 4b are smoothly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17284586U JPS6379114U (en) | 1986-11-11 | 1986-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17284586U JPS6379114U (en) | 1986-11-11 | 1986-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6379114U true JPS6379114U (en) | 1988-05-25 |
Family
ID=31109755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17284586U Pending JPS6379114U (en) | 1986-11-11 | 1986-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6379114U (en) |
-
1986
- 1986-11-11 JP JP17284586U patent/JPS6379114U/ja active Pending