JPS63172509U - - Google Patents
Info
- Publication number
- JPS63172509U JPS63172509U JP6543687U JP6543687U JPS63172509U JP S63172509 U JPS63172509 U JP S63172509U JP 6543687 U JP6543687 U JP 6543687U JP 6543687 U JP6543687 U JP 6543687U JP S63172509 U JPS63172509 U JP S63172509U
- Authority
- JP
- Japan
- Prior art keywords
- shank
- plate
- ring
- wedge
- notch
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
Description
第１図は、本考案になるコアドリルの一実施例
を示す縦断側面図、第２図は第１図のＡ―Ａ線断
面図、第３図は第２図のＢ―Ｂ線断面図である。
第４図は、従来技術になるコアドリルの縦断側面
図である。
図において１はシヤンク、２はプレート、３は
押ネジ、４はボデイ、５はセンタドリル、６はリ
ング、７はウエツジ、８は切欠き部である。
Fig. 1 is a longitudinal side view showing an embodiment of the core drill according to the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, and Fig. 3 is a sectional view taken along line B-B in Fig. 2. be.
FIG. 4 is a longitudinal sectional side view of a core drill according to the prior art. In the figure, 1 is a shank, 2 is a plate, 3 is a set screw, 4 is a body, 5 is a center drill, 6 is a ring, 7 is a wedge, and 8 is a notch.
Claims (1)
軸のシヤンクと、前記ボデイとシヤンクとを結合
するプレートと、前記シヤンクに取付けられたセ
ンタードリル域はセンターピンを持つものにおい
て、前記プレートと前記ボデイの間に、一箇所に
切欠き部を成形したリングと、前記切欠き部に係
合し、押しネジで、軸直角方向に移動するクサビ
状のウエツジとを配設して適宜、前記リングを拡
経して前記プレートをボデイとを連結固定するよ
う構成して成るコアドリル。 A cylindrical body having a cutting edge at an end, a shank of a rotation transmission shaft, a plate connecting the body and the shank, and a center drill area attached to the shank having a center pin, the plate and the body, a ring having a notch formed in one place, and a wedge-shaped wedge that engages with the notch and moves in the direction perpendicular to the axis by a push screw are disposed, as appropriate. A core drill configured to connect and fix the plate to a body by expanding the ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6543687U JPS63172509U (en) | 1987-04-30 | 1987-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6543687U JPS63172509U (en) | 1987-04-30 | 1987-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63172509U true JPS63172509U (en) | 1988-11-09 |
Family
ID=30902506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6543687U Pending JPS63172509U (en) | 1987-04-30 | 1987-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63172509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016074076A (en) * | 2014-10-09 | 2016-05-12 | 三菱重工業株式会社 | tool |
-
1987
- 1987-04-30 JP JP6543687U patent/JPS63172509U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016074076A (en) * | 2014-10-09 | 2016-05-12 | 三菱重工業株式会社 | tool |