JPS61148505U - - Google Patents
Info
- Publication number
- JPS61148505U JPS61148505U JP16593484U JP16593484U JPS61148505U JP S61148505 U JPS61148505 U JP S61148505U JP 16593484 U JP16593484 U JP 16593484U JP 16593484 U JP16593484 U JP 16593484U JP S61148505 U JPS61148505 U JP S61148505U
- Authority
- JP
- Japan
- Prior art keywords
- throw
- rake face
- corner
- away
- utility
- 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
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
Description
第１図は、本考案の一実施例のスローアウエイ
チツプの平面図である。第２図は、第１図に示し
た、スローアウエイチツプの矢印―に沿つて
見た断面図である。第３図は、第１図に示した、
スローアウエイチツプの矢印―に沿つて見た
断面図である。第４図は、第１図に示したスロー
アウエイチツプの矢印―に沿つて見た断面図
である。第５図は、第１図の側面図である。第６
ａ図、第６ｂ図及び第６ｃ図は本考案によるスロ
ーアウエイチツプにて切削した時の、第１図にお
ける、矢印―に沿つて見た断面及び矢印―
に沿つて見た断面での切りくずの処理状態を示
す図である。第７図はクロムモリブデン鋼ＳＣＭ
４４０の切削における、従来のスローアウエイチ
ツプと本考案によるスローアウエイチツプとの望
ましい切りくず処理領域を示す図。第８図及び第
１１図は従来のスローアウエイチツプの正面図で
ある。第９図、第１０図及び第１２図、第１３図
は、第８図及び第１１図の従来のスローアウエイ
チツプで切削した時の切りくずの処理状態を示す
図である。
１，２０……切刃、２，２１……ランド、３，
４，６……すくい面、５……クランプ穴、７……
球面状凸部、８……切刃中央部、９……接点、１
０，１１……内側端、１２……平坦な面、１３…
…曲面、１４……中心、１５……切りくず、１６
……被削材、２２，２３……凹溝、２４，２５…
…切上り部、２６……突起、２７……クラツク。
FIG. 1 is a plan view of a throwaway tip according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of the throw-away tip shown in FIG. 1, taken along the arrow -. Figure 3 shows the diagram in Figure 1.
FIG. 3 is a cross-sectional view of the throw-away tip taken along the arrow. FIG. 4 is a sectional view of the throwaway tip shown in FIG. 1, taken along the arrow -. FIG. 5 is a side view of FIG. 1. 6th
Figures a, 6b, and 6c are cross sections taken along the arrows in Figure 1 when cutting with the throw-away tip according to the present invention, and the arrows.
It is a figure which shows the processing state of chips in the cross section seen along. Figure 7 shows chromium molybdenum steel SCM
FIG. 4 is a diagram illustrating desirable chip control areas of a conventional throw-away tip and a throw-away tip according to the present invention in cutting 440 mm; FIGS. 8 and 11 are front views of conventional throw-away tips. 9, FIG. 10, FIG. 12, and FIG. 13 are diagrams showing the processing state of chips when cutting with the conventional throw-away tip shown in FIGS. 8 and 11. 1,20...Cutting blade, 2,21...Land, 3,
4, 6... Rake face, 5... Clamp hole, 7...
Spherical convex portion, 8... Central part of cutting blade, 9... Contact point, 1
0, 11...inner end, 12...flat surface, 13...
...Curved surface, 14...Center, 15...Chip, 16
...Work material, 22, 23... Concave groove, 24, 25...
...cut-up portion, 26... protrusion, 27... crack.
Claims (1)
エイチツプにおいて、前記切刃と平行の溝状すく
い面と、コーナ部の近傍に設けられた球面状凸部
と、コーナ部すくい面を有し、前記コーナ部すく
い面は、前記溝状すくい面より高く位置すること
を特徴とするスローアウエイチツプ。 (2) 実用新案登録請求の範囲第(1)項に記載のス
ローアウエイチツプにおいて、前記コーナ部すく
い面が凹面状であることを特徴とするスローアウ
エイチツプ。 (3) 実用新案登録請求の範囲第(1)項又は第(2)
項に記載のスローアウエイチツプにおいて、前記
コーナ部すくい面は、前記球面状凸部の一部にま
で延存し、かつ前記コーナ部すくい面と前記球面
状凸部とは連続的に接していることを特徴とする
スローアウエイチツプ。 (4) 実用新案登録請求の範囲第(1)項乃至第(3)
項のいずれかに記載のスローアウエイチツプにお
いて、前記球面状凸部が半球以下の高さを有する
ことを特徴とするスローアウエイチツプ。 (5) 実用新案登録請求の範囲第(1)項乃至第(4)
項のいずれかに記載のスローアウエイチツプにお
いて、前記切刃の中央部が低くなつていることを
特徴とするスローアウエイチツプ。[Claims for Utility Model Registration] (1) A polygonal throw-away chip having a cutting edge on its outer periphery, a groove-shaped rake face parallel to the cutting edge, and a spherical convex portion provided near a corner portion. 1. A throw-away chip, comprising a corner rake face, the corner rake face being located higher than the grooved rake face. (2) The throw-away chip according to claim (1), wherein the corner rake face is concave. (3) Scope of claims for utility model registration, paragraph (1) or (2)
In the throw-away chip according to item 1, the corner rake face extends to a part of the spherical convex part, and the corner rake face and the spherical convex part are in continuous contact with each other. A throw-away tip that is characterized by: (4) Scope of claims for utility model registration, paragraphs (1) to (3)
3. The throwaway chip according to claim 1, wherein the spherical convex portion has a height of less than a hemisphere. (5) Scope of claims for utility model registration, paragraphs (1) to (4)
3. The throw-away tip according to any one of Items 1 to 9, wherein the cutting edge has a lower central portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16593484U JPS61148505U (en) | 1984-10-31 | 1984-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16593484U JPS61148505U (en) | 1984-10-31 | 1984-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61148505U true JPS61148505U (en) | 1986-09-12 |
Family
ID=30723773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16593484U Pending JPS61148505U (en) | 1984-10-31 | 1984-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61148505U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5754009A (en) * | 1980-09-02 | 1982-03-31 | Kennametal Inc | |
| JPS5976704A (en) * | 1982-09-30 | 1984-05-01 | ジ−ティ−イ−・ヴァレロン コ−ポレ−ション | Cutting insert combining control of chip |
-
1984
- 1984-10-31 JP JP16593484U patent/JPS61148505U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5754009A (en) * | 1980-09-02 | 1982-03-31 | Kennametal Inc | |
| JPS5976704A (en) * | 1982-09-30 | 1984-05-01 | ジ−ティ−イ−・ヴァレロン コ−ポレ−ション | Cutting insert combining control of chip |