JPH0227815U - - Google Patents
Info
- Publication number
- JPH0227815U JPH0227815U JP10348988U JP10348988U JPH0227815U JP H0227815 U JPH0227815 U JP H0227815U JP 10348988 U JP10348988 U JP 10348988U JP 10348988 U JP10348988 U JP 10348988U JP H0227815 U JPH0227815 U JP H0227815U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- cutting
- width
- angle
- cutting blade
- 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
Landscapes
- Milling Processes (AREA)
Description
第１図は本考案のパイプ面取りカツタの切刃配
列を示す展開図、第２図は本考案のパイプ面取り
カツタの正面図、第３図は本考案のパイプ面取り
カツタの全体斜視図、第４図は引用した従来のラ
フイングタイプエンドミルカツタの切刃配列を示
す展開図である。
１……切刃、２……ニツク、３……溝、ａｂ…
…切刃コーナ、Ｐ……切削方向、α……先端側側
面二番角。
Fig. 1 is a developed view showing the cutting blade arrangement of the pipe chamfering cutter of the present invention, Fig. 2 is a front view of the pipe chamfering cutter of the present invention, Fig. 3 is an overall perspective view of the pipe chamfering cutter of the present invention, and Fig. 4 The figure is a developed view showing the cutting edge arrangement of the conventional roughing type end mill cutter cited above. 1...Cutting blade, 2...Nick, 3...Groove, ab...
...Cutting edge corner, P...Cutting direction, α...Second angle on the tip side.
Claims (1)
ルカツタにおいて、切刃１を１ピツトを切削形成
するに要する工具の回転数を１／ＫとしＫが（Ｎ
／２―１）〜１の範囲にある場合において、切刃
１を横切るニツク２をＮ―Ｋ条の通常ネジ切り加
工によつて形成することにより、ニツク切り残し
部分を切削する切刃コーナａｂの先端側側面二番
角αを正角にするとともに、切刃１幅とニツク２
幅を等しくして切削方向Ｐから見た前列の切刃１
と後列の切刃１のラツプしろがゼロとなるように
形成したことを特徴とするパイプ面取りカツタ。 In a roughing type end mill cutter having N grooves 3, the number of rotations of the tool required to cut and form one pit on the cutting edge 1 is 1/K, and K is (N
/2-1) to 1, the cutting edge corner ab cuts the uncut portion by forming the hole 2 that crosses the cutting edge 1 by normal thread cutting of N-K strips. The second angle α of the tip side side surface is made a regular angle, and the width of the cutting edge 1 and the width of the cutting edge 2
Cutting blade 1 in the front row as seen from the cutting direction P with equal widths
A pipe chamfer cutter characterized in that it is formed so that the lap margin of the cutting blade 1 in the rear row is zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10348988U JPH0227815U (en) | 1988-08-04 | 1988-08-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10348988U JPH0227815U (en) | 1988-08-04 | 1988-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0227815U true JPH0227815U (en) | 1990-02-22 |
Family
ID=31334367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10348988U Pending JPH0227815U (en) | 1988-08-04 | 1988-08-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227815U (en) |
-
1988
- 1988-08-04 JP JP10348988U patent/JPH0227815U/ja active Pending
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