JPS5898120U - Composite ball end mill - Google Patents
Composite ball end millInfo
- Publication number
- JPS5898120U JPS5898120U JP19114481U JP19114481U JPS5898120U JP S5898120 U JPS5898120 U JP S5898120U JP 19114481 U JP19114481 U JP 19114481U JP 19114481 U JP19114481 U JP 19114481U JP S5898120 U JPS5898120 U JP S5898120U
- Authority
- JP
- Japan
- Prior art keywords
- boron nitride
- pressure phase
- phase type
- type boron
- end mill
- 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
- Powder Metallurgy (AREA)
- Milling Processes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
゛、第1図は本考案の一実施例の複合ボールエンドミル
の正面図である。
1:工具本体、11:高圧相型窒化硼素の含有量の多い
焼結体切刃、12:高圧相型窒化硼素の含有量の少ない
焼結体切刃、C:同転軸。1 is a front view of a composite ball end mill according to an embodiment of the present invention. 1: tool body, 11: sintered cutting blade with high content of high-pressure phase boron nitride, 12: sintered cutting blade with low content of high-pressure phase boron nitride, C: co-rotating shaft.
Claims (2)
るボールエンドミルにおいて、該切刃に高圧相型窒化硼
素焼結体が固着されており、該ボールエンドミル先端で
、工具軸近傍の切刃の高圧相型窒化硼素焼結体と、これ
より外周側の切刃の高圧相型窒化硼素焼結体の組成が異
なることを特徴とする複合ボールエンドミル。(1) In a ball end mill in which the rotation locus of the cutting blade around the axis of the tool body is a semicircle, a high-pressure phase type boron nitride sintered body is fixed to the cutting blade, and at the tip of the ball end mill, it is placed near the tool axis. A composite ball end mill characterized in that the composition of the high-pressure phase type boron nitride sintered body of the cutting edge is different from that of the high-pressure phase type boron nitride sintered body of the cutting edge on the outer peripheral side.
圧相型窒化硼素を80体積%以上含み、外周側切刃の高
圧相型窒化硼素焼結体が高圧相型窒化硼素を70体積%
以下40%以上含む焼結体であることを特徴とする実用
新案登録請求の範囲第1項記載の複合ボールエンドミル
。(2) The high-pressure phase type boron nitride sintered body of the cutting edge near the tool axis contains 80% by volume or more of high-pressure phase type boron nitride, and the high-pressure phase type boron nitride sintered body of the outer cutting edge contains high-pressure phase type boron nitride. 70% by volume
The composite ball end mill according to claim 1, which is a sintered body containing 40% or more of:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19114481U JPS5898120U (en) | 1981-12-21 | 1981-12-21 | Composite ball end mill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19114481U JPS5898120U (en) | 1981-12-21 | 1981-12-21 | Composite ball end mill |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5898120U true JPS5898120U (en) | 1983-07-04 |
Family
ID=30104621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19114481U Pending JPS5898120U (en) | 1981-12-21 | 1981-12-21 | Composite ball end mill |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5898120U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62181310U (en) * | 1986-05-07 | 1987-11-17 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5380090A (en) * | 1976-12-24 | 1978-07-15 | Nippon Kougu Seisakushiyo Kk | Ball end blade milling cutter |
-
1981
- 1981-12-21 JP JP19114481U patent/JPS5898120U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5380090A (en) * | 1976-12-24 | 1978-07-15 | Nippon Kougu Seisakushiyo Kk | Ball end blade milling cutter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62181310U (en) * | 1986-05-07 | 1987-11-17 |
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