JPS6452611U - - Google Patents
Info
- Publication number
- JPS6452611U JPS6452611U JP14621987U JP14621987U JPS6452611U JP S6452611 U JPS6452611 U JP S6452611U JP 14621987 U JP14621987 U JP 14621987U JP 14621987 U JP14621987 U JP 14621987U JP S6452611 U JPS6452611 U JP S6452611U
- Authority
- JP
- Japan
- Prior art keywords
- opposing side
- acute corner
- apex angle
- lower surfaces
- opposing
- 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.)
- Granted
Links
- 238000003801 milling Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Milling Processes (AREA)
Description
第１図は、本考案正面フライス用のスローアウ
エイチツプにおける一実施例を示す正面図、第２
図は、その側面図、第３図および第４図は、それ
ぞれ左斜下方からみた一部側面図、第５図乃至第
７図は、本考案のスローアウエイチツプを組込ん
だ正面フライスを示す図で、第５図は、一部正面
図、第６図は、一部平面図、第７図は、第５図中
の―線に沿つて得られる一部断面図、第８図
は、本考案品と比較品について、欠損に至るまで
の切削時間を示す説明図、第９図ａ〜ｃは、刃先
形状を比較する図で、ａおよびｂは、従来品の説
明図、ｃは、本考案品の説明図である。
１…正面フライス用のスローアウエイチツプ、
２…上面、３…下面、４，５…対向側面、１０…
切截面、１１…工具本体、１３…チツプ座。
Fig. 1 is a front view showing one embodiment of the throw-away tip for face milling according to the present invention;
The figure shows a side view, FIGS. 3 and 4 are partial side views as seen from diagonally downward to the left, and FIGS. 5 to 7 show a front milling cutter incorporating the throw-away tip of the present invention. In the figures, FIG. 5 is a partial front view, FIG. 6 is a partial plan view, FIG. 7 is a partial cross-sectional view taken along the line - in FIG. 5, and FIG. Figures 9a to 9c are diagrams for comparing the shapes of the cutting edge; Figures a and b are diagrams for the conventional product; It is an explanatory view of the product of the present invention. 1... Throwaway tip for face milling,
2...Top surface, 3...Bottom surface, 4, 5...Opposing side surface, 10...
Cutting surface, 11...tool body, 13...chip seat.
Claims (1)
，５によつて略菱形板状を呈するようになつてお
り、しかも工具本体１１の外周縁に設けられたチ
ツプ座１３内に取付けられたときには、鋭角コー
ナーが切削端となつて、正のアキシヤルレーキア
ングルを構成し、前記上下面２，３は、外周逃げ
面および着座面を構成するとともに、一方の前記
対向側面４，４は、上下面２，３に対し、垂直と
なる関係にあつて、しかも、上面側には、傾斜関
係で交差する面取り面８，８をそれぞれ備えてお
り、また他方の対向側面５，５は、下面３側を小
形面とする回転対称の傾斜面となつているととも
に、前記鋭角コーナーの頂角β１が５５°〜７０
°の範囲内で設定され、前記対向側面５，５の傾
斜角α１が１０°〜２５°の範囲内で設定されて
いる正面フライス用のスローアウエイチツプにお
いて、 前記鋭角コーナー部分は、対向側面５，５の一
部に２段のすくい面が構成されるように切截面１
０が形成されており、この切截面１０によつて鋭
角コーナー部分の頂角β１よりも８°〜２０°大
きい頂角β２が形成され、また、前記対向側面５
，５の傾斜角α１よりも５°〜１５°小さい傾斜
角α２が形成されるようにしたことを特徴とする
正面フライス用のスローアウエイチツプ。[Claims for Utility Model Registration] Upper and lower surfaces 2, 3 and two opposing sides 4, 4, 5
, 5 to form a substantially diamond-shaped plate shape, and when installed in the chip seat 13 provided on the outer periphery of the tool body 11, the acute corner becomes the cutting edge and a positive axis is formed. The upper and lower surfaces 2 and 3 constitute a peripheral flank and a seating surface, and one of the opposing side surfaces 4 and 4 is perpendicular to the upper and lower surfaces 2 and 3. In addition, the upper surface side is provided with chamfered surfaces 8, 8 that intersect with each other in an inclined relationship, and the other opposing side surfaces 5, 5 are rotationally symmetrical inclined surfaces with the lower surface 3 side as a small surface. and the apex angle β1 of the acute corner is 55° to 70°.
In the throw-away tip for face milling, in which the inclination angle α1 of the opposing side surfaces 5, 5 is set within the range of 10° to 25°, the acute corner portion is The cutting surface 1 is cut so that a two-stage rake surface is formed on a part of 5, 5.
0 is formed, and this cut surface 10 forms an apex angle β 2 that is 8° to 20° larger than the apex angle β 1 of the acute corner portion, and the opposing side surface 5
.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14621987U JPH0621606Y2 (en) | 1987-09-25 | 1987-09-25 | Throw-away tip for face milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14621987U JPH0621606Y2 (en) | 1987-09-25 | 1987-09-25 | Throw-away tip for face milling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6452611U true JPS6452611U (en) | 1989-03-31 |
| JPH0621606Y2 JPH0621606Y2 (en) | 1994-06-08 |
Family
ID=31415504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14621987U Expired - Lifetime JPH0621606Y2 (en) | 1987-09-25 | 1987-09-25 | Throw-away tip for face milling |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621606Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0463613A (en) * | 1990-07-04 | 1992-02-28 | Mitsubishi Materials Corp | Throw-away chip |
| JP2020011380A (en) * | 2016-03-03 | 2020-01-23 | 住友電工ハードメタル株式会社 | Cutting insert and cutting tool |
-
1987
- 1987-09-25 JP JP14621987U patent/JPH0621606Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0463613A (en) * | 1990-07-04 | 1992-02-28 | Mitsubishi Materials Corp | Throw-away chip |
| JP2020011380A (en) * | 2016-03-03 | 2020-01-23 | 住友電工ハードメタル株式会社 | Cutting insert and cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621606Y2 (en) | 1994-06-08 |