JPS5822210U - gun drill - Google Patents

gun drill

Info

Publication number
JPS5822210U
JPS5822210U JP11602981U JP11602981U JPS5822210U JP S5822210 U JPS5822210 U JP S5822210U JP 11602981 U JP11602981 U JP 11602981U JP 11602981 U JP11602981 U JP 11602981U JP S5822210 U JPS5822210 U JP S5822210U
Authority
JP
Japan
Prior art keywords
gun drill
tip
abstract
cutting
discharge groove
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
Application number
JP11602981U
Other languages
Japanese (ja)
Inventor
庸夫 江川
圭一 片山
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP11602981U priority Critical patent/JPS5822210U/en
Publication of JPS5822210U publication Critical patent/JPS5822210U/en
Pending legal-status Critical Current

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  • Drilling Tools (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) [Abstract] 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図は従来のガンドリルを示し、同図イは外観図、口
は側面図である。第２図は本考案による実施例を示し、
同図イは外観図、口は側面図である。第３図は本考案に
よる他の実施例を示し、同図イは外観図、口は側面図で
ある。 １・・・・・・ドライバ、２・・・・・・シャンク、３
・・・・・・チップ、４・・・・・・油穴、５・・・・
・・切屑排出溝。FIG. 1 shows a conventional gun drill, in which A is an external view and the mouth is a side view. FIG. 2 shows an embodiment according to the present invention,
Figure A is an external view, and the mouth is a side view. FIG. 3 shows another embodiment of the present invention, in which A is an external view and the mouth is a side view. 1...Driver, 2...Shank, 3
...Tip, 4...Oil hole, 5...
...Chip discharge groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 切側排出用溝を先端のチップ側からみて切削回転方向と
は逆向きの螺旋状に形成したことを特徴とするガンドリ
ル。A gun drill characterized in that a cutting side discharge groove is formed in a spiral shape in the direction opposite to the cutting rotation direction when viewed from the tip side at the tip.
JP11602981U 1981-08-04 1981-08-04 gun drill Pending JPS5822210U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11602981U JPS5822210U (en) 1981-08-04 1981-08-04 gun drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11602981U JPS5822210U (en) 1981-08-04 1981-08-04 gun drill

Publications (1)

Publication Number Publication Date
JPS5822210U true JPS5822210U (en) 1983-02-10

Family

ID=29910274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11602981U Pending JPS5822210U (en) 1981-08-04 1981-08-04 gun drill

Country Status (1)

Country Link
JP (1) JPS5822210U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04111708A (en) * 1990-08-30 1992-04-13 Yamada Seisakusho:Kk Gun drill
EP4272889A1 (en) * 2022-05-02 2023-11-08 Tungaloy Corporation Body for gun drill

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04111708A (en) * 1990-08-30 1992-04-13 Yamada Seisakusho:Kk Gun drill
EP4272889A1 (en) * 2022-05-02 2023-11-08 Tungaloy Corporation Body for gun drill
JP2023165067A (en) * 2022-05-02 2023-11-15 株式会社タンガロイ body for gun drill

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