JPS6053416U - gun drill - Google Patents
gun drillInfo
- Publication number
- JPS6053416U JPS6053416U JP14741983U JP14741983U JPS6053416U JP S6053416 U JPS6053416 U JP S6053416U JP 14741983 U JP14741983 U JP 14741983U JP 14741983 U JP14741983 U JP 14741983U JP S6053416 U JPS6053416 U JP S6053416U
- Authority
- JP
- Japan
- Prior art keywords
- oil supply
- supply passage
- cutting oil
- gun drill
- drill
- 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
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、この種ガンドリルの従来例の分解斜視図、第
２図はガンドリルによる切削システムを示す概略図、第
３図は本考案の一実施例を示す分解斜視図、第４図は同
側面図、第５図は同正面図、第６図ａ、 ｂは本考案の
要部たる有孔締結ボルトの各実施例を示す側面図、第７
図は第６図すに示す有孔締結ボルトを螺着した状態の側
面図、第８図はドリルヘッドとシャンク部のキー止め部
分の側面図である。
１・・・・・・ドリルヘッド、２・・・・・・シャンク
部、５゜９・・・・・・切屑排出溝、６，１０・・・・
・・切削油供給路、１３．１４．１４’・・・・・・雌
ねじ部、１８．１８’・・・・・・有孔締結ボルト。
ａ ｂ
第８図Fig. 1 is an exploded perspective view of a conventional example of this type of gun drill, Fig. 2 is a schematic diagram showing a cutting system using the gun drill, Fig. 3 is an exploded perspective view showing an embodiment of the present invention, and Fig. 4 is the same. 5 is a front view of the same, FIGS. 6a and 6b are side views showing each embodiment of the perforated fastening bolt which is the main part of the present invention, and FIG.
The figure is a side view of the holed fastening bolt shown in FIG. 6 being screwed, and FIG. 8 is a side view of the drill head and the keyed portion of the shank. 1...Drill head, 2...Shank part, 5゜9...Chip discharge groove, 6, 10...
...Cutting oil supply path, 13.14.14'...Female thread part, 18.18'...Perforated fastening bolt. a b Figure 8
Claims (1)
、両者の外周面軸方向に切削排出溝を、また内部軸方向
に切削油供給路をそれぞれ形成してなるガンドリルにお
いて、切削油供給路に雌ねじ部を刻設し、この雌ねじ部
に、ドリルヘッドとシャンク部とを脱着可能に連結する
と共に切削油供給路を連通状態に維持する有孔締結ボル
トを螺着してなることを特徴とするガンドリル。In a gun drill consisting of a drill head and a separate shank part, in which a cutting discharge groove is formed in the axial direction of the outer peripheral surface of both, and a cutting oil supply passage is formed in the internal axial direction, the cutting oil supply passage is A female threaded portion is carved into the hole, and a perforated fastening bolt is screwed into this female threaded portion to removably connect the drill head and the shank portion and to maintain the cutting oil supply passage in a communicating state. Gun drill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14741983U JPS6053416U (en) | 1983-09-21 | 1983-09-21 | gun drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14741983U JPS6053416U (en) | 1983-09-21 | 1983-09-21 | gun drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6053416U true JPS6053416U (en) | 1985-04-15 |
Family
ID=30327832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14741983U Pending JPS6053416U (en) | 1983-09-21 | 1983-09-21 | gun drill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6053416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004283969A (en) * | 2003-03-24 | 2004-10-14 | Yunitakku Kk | Deep hole cutting tool |
| JP4733406B2 (en) * | 2005-02-23 | 2011-07-27 | ユニタック株式会社 | Connection structure of rotating shaft |
-
1983
- 1983-09-21 JP JP14741983U patent/JPS6053416U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004283969A (en) * | 2003-03-24 | 2004-10-14 | Yunitakku Kk | Deep hole cutting tool |
| JP4733406B2 (en) * | 2005-02-23 | 2011-07-27 | ユニタック株式会社 | Connection structure of rotating shaft |
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