JPS5990513U - drilling tool - Google Patents

drilling tool

Info

Publication number
JPS5990513U
JPS5990513U JP18649382U JP18649382U JPS5990513U JP S5990513 U JPS5990513 U JP S5990513U JP 18649382 U JP18649382 U JP 18649382U JP 18649382 U JP18649382 U JP 18649382U JP S5990513 U JPS5990513 U JP S5990513U
Authority
JP
Japan
Prior art keywords
drilling tool
tip
utility
model registration
hard sintered
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.)
Granted
Application number
JP18649382U
Other languages
Japanese (ja)
Other versions
JPS6232731Y2 (en
Inventor
冨田　邦洋
Original Assignee
住友電気工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 住友電気工業株式会社 filed Critical 住友電気工業株式会社
Priority to JP18649382U priority Critical patent/JPS5990513U/en
Publication of JPS5990513U publication Critical patent/JPS5990513U/en
Application granted granted Critical
Publication of JPS6232731Y2 publication Critical patent/JPS6232731Y2/ja
Granted legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図乃至第３図は、従来の穴あけ工具を示す正面図、
第４図はこの考案の穴あけ工具の一例を示す正面図、第
５図はその左端面図、第６図は他の実施例を示す正面図
である。 １・・・ドライバ一部、２・・・シャンク部、３・・・
切刃部、３ａ・・・切刃、５・・・硬質焼結体チップ、
５ａ・・・エッヂ。1 to 3 are front views showing a conventional drilling tool;
FIG. 4 is a front view showing an example of the drilling tool of this invention, FIG. 5 is a left end view thereof, and FIG. 6 is a front view showing another embodiment. 1... Part of the driver, 2... Shank part, 3...
Cutting edge portion, 3a... Cutting edge, 5... Hard sintered chip,
5a...Edge.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）超硬合金もしくは高速度鋼等の捩れ刃を有する単
刃もしくは複数刃のり−マ、ガンリーマ又はこれ等と類
似の穴あけ工具において、全切刃のうち少なくとも１枚
の切刃先端部に、硬質焼結体チップをその軸方向すくい
角を０６にして固着し、このチップのエッヂを切刃の一
部とし゛　たことを特徴とする穴あけ工具。(1) In a single or multi-blade gluer, gun reamer, or similar drilling tool with a twisted edge made of cemented carbide or high-speed steel, the tip of at least one of all cutting edges A drilling tool characterized in that a hard sintered tip is fixed with an axial rake angle of 06, and the edge of this tip is a part of the cutting edge. （２）上記硬質焼結体チップが、−ダイヤモンドを７０
容量％以上含むダイヤモンド焼結体によって形成されて
いることを特徴とする実用新案登録請求の範囲第（１）
項記載の穴あけ工具。(2) The hard sintered tip has -70 diamond
Utility model registration claim No. (1) characterized in that the body is formed of a diamond sintered body containing at least % by volume.
Drilling tool as described in section. （３）上記硬質焼結体チップが、高圧相窒化硼素を５５
容量％以上含む高圧相型窒化硼素焼結体によって形成さ
れていることを特徴とする実用新案登録請求の範囲第（
１）項記載の穴あけ工具。(3) The hard sintered chip contains 55% of high-pressure phase boron nitride.
Utility model registration claim No. (
Drilling tool described in section 1).
JP18649382U 1982-12-07 1982-12-07 drilling tool Granted JPS5990513U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18649382U JPS5990513U (en) 1982-12-07 1982-12-07 drilling tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18649382U JPS5990513U (en) 1982-12-07 1982-12-07 drilling tool

Publications (2)

Publication Number Publication Date
JPS5990513U true JPS5990513U (en) 1984-06-19
JPS6232731Y2 JPS6232731Y2 (en) 1987-08-21

Family

ID=30402804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18649382U Granted JPS5990513U (en) 1982-12-07 1982-12-07 drilling tool

Country Status (1)

Country Link
JP (1) JPS5990513U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5097091U (en) * 1973-11-18 1975-08-13
JPS5642819U (en) * 1979-09-12 1981-04-18
JPS5672615U (en) * 1979-11-05 1981-06-15
JPS56176128U (en) * 1980-05-30 1981-12-25

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642819B2 (en) * 1975-02-14 1981-10-07

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5097091U (en) * 1973-11-18 1975-08-13
JPS5642819U (en) * 1979-09-12 1981-04-18
JPS5672615U (en) * 1979-11-05 1981-06-15
JPS56176128U (en) * 1980-05-30 1981-12-25

Also Published As

Publication number Publication date
JPS6232731Y2 (en) 1987-08-21

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