JPH0362706U - - Google Patents
Info
- Publication number
- JPH0362706U JPH0362706U JP12380889U JP12380889U JPH0362706U JP H0362706 U JPH0362706 U JP H0362706U JP 12380889 U JP12380889 U JP 12380889U JP 12380889 U JP12380889 U JP 12380889U JP H0362706 U JPH0362706 U JP H0362706U
- Authority
- JP
- Japan
- Prior art keywords
- corner radius
- edge
- chip
- straight edge
- throw
- 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 1
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、一部拡大正面図、
第３図は、その側面図、第４図は、第２図中の
−線に沿つて得られる断面図、第５図〜第７図
は、同じく第２図中の−線、−線および
−線にそれぞれ沿つて得られる断面図、第８
図は、切りくず処理を示すｄ−ｆ線図である。
１……スローアウエイチツプ、２……チツプブ
レーカ溝、３……ブレーカ突起、４……ボス面、
６……ランド、７……切刃稜、７ａ……直線稜、
７ｂ……凹曲稜。
FIG. 1 is a front view showing an embodiment of the throw-away tip of the present invention, FIG. 2 is a partially enlarged front view,
FIG. 3 is a side view thereof, FIG. 4 is a sectional view taken along the line - in FIG. 2, and FIGS. 5 to 7 are the lines -, -, and - cross-sectional views taken respectively along lines No. 8;
The figure is a df diagram showing chip processing. 1... Throwaway chip, 2... Chip breaker groove, 3... Breaker protrusion, 4... Boss surface,
6... Land, 7... Cutting edge ridge, 7a... Straight edge,
7b... Concave curved ridge.
Claims (1)
には、ランド６を介して、チツプブレーカ溝２形
成され、しかもコーナ半径部分にあるチツプブレ
ーカ溝２内には、コーナ半径部分の二等分線を基
準にして左右対称となる２山構成のブレーカ突起
３が備えられているスローアウエイチツプにおい
て、 前記ランド６は、辺側面との交差により切刃稜
７を構成し、この切刃稜７が側面視でコーナ半径
部分の直線稜７ａおよびこれから遠ざかる方向に
向かう凹曲稜７ｂから構成され、しかも前記直線
稜７ａがボス面４に対して低位となるように芯下
り量δを有し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] Boss surface 4 having a polygonal plate shape and constituting the polygon
A chip breaker groove 2 is formed through the land 6, and in the chip breaker groove 2 located at the corner radius, there is a two-peak structure that is symmetrical with respect to the bisector of the corner radius. In the throw-away chip provided with the breaker protrusion 3, the land 6 forms a cutting edge 7 by intersecting with the side surface, and this cutting edge 7 forms a straight edge 7a of the corner radius portion and a straight edge 7a of the corner radius in side view. A throw-away chip comprising a concave curved edge 7b extending in a direction away from the tip, and having a center drop amount δ such that the straight edge 7a is lower than the boss surface 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12380889U JPH0362706U (en) | 1989-10-23 | 1989-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12380889U JPH0362706U (en) | 1989-10-23 | 1989-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0362706U true JPH0362706U (en) | 1991-06-19 |
Family
ID=31671767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12380889U Pending JPH0362706U (en) | 1989-10-23 | 1989-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0362706U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101877854B1 (en) * | 2017-12-05 | 2018-07-12 | 주식회사 청우이엔이 | Multi rake screen apparatus of chain type |
| WO2020090372A1 (en) * | 2018-10-30 | 2020-05-07 | 兼房株式会社 | Rotating tool |
-
1989
- 1989-10-23 JP JP12380889U patent/JPH0362706U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101877854B1 (en) * | 2017-12-05 | 2018-07-12 | 주식회사 청우이엔이 | Multi rake screen apparatus of chain type |
| WO2020090372A1 (en) * | 2018-10-30 | 2020-05-07 | 兼房株式会社 | Rotating tool |