JPH0419702U - - Google Patents
Info
- Publication number
- JPH0419702U JPH0419702U JP6029390U JP6029390U JPH0419702U JP H0419702 U JPH0419702 U JP H0419702U JP 6029390 U JP6029390 U JP 6029390U JP 6029390 U JP6029390 U JP 6029390U JP H0419702 U JPH0419702 U JP H0419702U
- Authority
- JP
- Japan
- Prior art keywords
- breaker
- chip
- chip breaker
- cutting edge
- transverse direction
- 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
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Cutting Tools, Boring Holders, And Turrets (AREA)
Description
第１図は、本考案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、第１図中の−
線に沿つて得られる一部拡大断面図、第３図は、
第２図の変形例を示す一部拡大断面図、第４図は
、第１図中の−線に沿つて得られる一部拡大
断面図、第５図は、第４図の変形例を示す一部拡
大断面図である。
１……スローアウエイチツプ、２……切刃稜、
３……第１のチツプブレーカ、４……第２のチツ
プブレーカ、５……中央ボス面、７……傾斜面、
８……切上り面、９……円弧面、１０……水平面
。
Fig. 1 is a front view showing an embodiment of the throw-away tip of the present invention, and Fig. 2 is a - in Fig. 1.
A partially enlarged sectional view taken along the line, FIG.
FIG. 4 is a partially enlarged sectional view taken along the - line in FIG. 1; FIG. 5 is a partially enlarged sectional view showing a modification of FIG. 4; It is a partially enlarged sectional view. 1... Throwaway tip, 2... Cutting edge ridge,
3...First chip breaker, 4...Second chip breaker, 5...Central boss surface, 7...Slope surface,
8...Cut-up surface, 9...Circular surface, 10...Horizontal surface.
Claims (1)
のチツプブレーカ３が形成されるとともに、辺の
中央部分では、第２のチツプブレーカ４が形成さ
れるようになつているスローアウエイチツプにお
いて、 前記第１のチツプブレーカ３は、中央ボス面５
に向かう横断方向では、傾斜角θ１を有する下り
の傾斜面７および中央ボス面５に対する切上り面
８が形成されるようにした角度ブレーカが構成さ
れており、 前記第２のチツプブレーカ４は、第１のチツプ
ブレーカ３よりも幅広で、しかも中央ボス面５に
向かう横断方向では、円弧面９からなる円弧形ブ
レーカまたは水平面１０からなるステツプ形ブレ
ーカが構成されるようになつているとともに、第
１のチツプブレーカ３における切刃長ａが、辺の
切刃長ｂに対し、ａ＝（1/3〜1/7）ｂに設定され
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] It has a polygonal plate shape, and in the nose radius part, the first
In the indexable chip, a chip breaker 3 is formed, and a second chip breaker 4 is formed in the central part of the side.
In the transverse direction towards , an angle breaker is constructed in such a way that a downwardly inclined surface 7 with an inclination angle θ 1 and a cut-up surface 8 relative to the central boss surface 5 are formed, said second chip breaker 4 , which is wider than the first chip breaker 3 and in the transverse direction toward the central boss surface 5, is configured to form an arc-shaped breaker consisting of an arcuate surface 9 or a step-shaped breaker consisting of a horizontal surface 10. , a throw-away chip characterized in that the cutting edge length a of the first chip breaker 3 is set to a = (1/3 to 1/7) b with respect to the cutting edge length b of the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6029390U JPH0419702U (en) | 1990-06-07 | 1990-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6029390U JPH0419702U (en) | 1990-06-07 | 1990-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0419702U true JPH0419702U (en) | 1992-02-19 |
Family
ID=31587537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6029390U Pending JPH0419702U (en) | 1990-06-07 | 1990-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419702U (en) |
-
1990
- 1990-06-07 JP JP6029390U patent/JPH0419702U/ja active Pending