JPH0476304U - - Google Patents
Info
- Publication number
- JPH0476304U JPH0476304U JP12088090U JP12088090U JPH0476304U JP H0476304 U JPH0476304 U JP H0476304U JP 12088090 U JP12088090 U JP 12088090U JP 12088090 U JP12088090 U JP 12088090U JP H0476304 U JPH0476304 U JP H0476304U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- corner
- central boss
- throw
- boss surface
- 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
Description
第１図は、本考案に係るスローアウエイチツプ
の一実施例を示す正面図、第２図はその一部破断
側面図、第３図は第１図におけるコーナー部の部
分拡大図、第４図は同部分側面拡大図、第５図な
いし第９図は従来例を示すものであつて、第５図
はその正面図、第６図はその側面図、第７図は第
５図におけるコーナー部の部分拡大図、第８図は
第７図におけるＡ−Ａ線部分断面図、第９図は同
Ｂ−Ｂ線部分断面図である。
１……スローアウエイチツプ、２……ノーズ、
３……直線切刃部、５……切刃稜、６……中央ボ
ス面、７……ブレーカー溝、８……コーナー部、
９……すくい面。
FIG. 1 is a front view showing one embodiment of the throw-away tip according to the present invention, FIG. 2 is a partially cutaway side view thereof, FIG. 3 is a partially enlarged view of a corner portion in FIG. 1, and FIG. 4 is an enlarged side view of the same part, Figures 5 to 9 show a conventional example, where Figure 5 is a front view thereof, Figure 6 is a side view thereof, and Figure 7 is a corner portion in Figure 5. FIG. 8 is a partial sectional view taken along line AA in FIG. 7, and FIG. 9 is a partial sectional view taken along line BB in FIG. 1... Throwaway tip, 2... Nose,
3... Straight cutting edge part, 5... Cutting edge ridge, 6... Central boss surface, 7... Breaker groove, 8... Corner part,
9...Rake face.
Claims (1)
構成する各コーナー部から直線切刃部の略中央に
向かうに従い中央ボス面より低位となるように形
成されたネガテイブタイプのスローアウエイチツ
プにおいて、その各コーナー部のすくい面を平面
とし、しかも上記中央ボス面と同一平面上に形成
したことを特徴とするスローアウエイチツプ。 In a negative type throw-away chip that is provided with a breaker groove and whose cutting edge is formed so that it becomes lower than the central boss surface as it goes from each corner that constitutes the nose toward the approximate center of the straight cutting edge, each corner of the A throw-away chip characterized in that the rake face of the part is flat and is formed on the same plane as the central boss surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12088090U JPH0476304U (en) | 1990-11-19 | 1990-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12088090U JPH0476304U (en) | 1990-11-19 | 1990-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0476304U true JPH0476304U (en) | 1992-07-03 |
Family
ID=31868762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12088090U Pending JPH0476304U (en) | 1990-11-19 | 1990-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0476304U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0639304U (en) * | 1992-10-26 | 1994-05-24 | 三菱マテリアル株式会社 | Throw-away tip |
| JP2015093342A (en) * | 2013-11-11 | 2015-05-18 | 三菱マテリアル株式会社 | Cutting insert and cutting edge replaceable hole drilling tool |
-
1990
- 1990-11-19 JP JP12088090U patent/JPH0476304U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0639304U (en) * | 1992-10-26 | 1994-05-24 | 三菱マテリアル株式会社 | Throw-away tip |
| JP2015093342A (en) * | 2013-11-11 | 2015-05-18 | 三菱マテリアル株式会社 | Cutting insert and cutting edge replaceable hole drilling tool |