JPS61116852U - - Google Patents
Info
- Publication number
- JPS61116852U JPS61116852U JP19876884U JP19876884U JPS61116852U JP S61116852 U JPS61116852 U JP S61116852U JP 19876884 U JP19876884 U JP 19876884U JP 19876884 U JP19876884 U JP 19876884U JP S61116852 U JPS61116852 U JP S61116852U
- Authority
- JP
- Japan
- Prior art keywords
- rotation center
- axis
- screw
- center shaft
- shaft
- 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
Links
- 238000005553 drilling Methods 0.000 claims description 2
Description
第１図はこの考案の実施例による穿孔装置を示
す断面図、第２図は第１図のＡ―Ａ線に沿う断面
図、第３図は第１図のＢ―Ｂ線に沿う断面図、第
４図は第１図のＣ―Ｃ線に沿う断面図、第５図は
第４図のＤ―Ｄ線に沿う断面図である。
１……回転中心軸、６……スクリユー、７……
歯車機構。
Fig. 1 is a cross-sectional view showing a drilling device according to an embodiment of this invention, Fig. 2 is a cross-sectional view taken along the line A-A in Fig. 1, and Fig. 3 is a cross-sectional view taken along the line B-B in Fig. 1. , FIG. 4 is a sectional view taken along line CC in FIG. 1, and FIG. 5 is a sectional view taken along line DD in FIG. 4. 1... Rotation center axis, 6... Screw, 7...
Gear mechanism.
Claims (1)
中心軸の周囲にその軸線に対して交叉する方向に
傾斜した複数のスクリユーが設けられ、これらの
スクリユーと上記回転中心軸との間に、回転中心
軸の回転に伴つて上記スクリユーを自転させなが
ら回転中心軸の周囲で公転させる歯車機構が介在
されていることを特徴とする穿孔装置。 A plurality of screws are provided around a rotation center shaft having a screw blade and a leading blade at the lower end, and are inclined in a direction crossing the axis of the rotation center shaft. A drilling device characterized in that a gear mechanism is interposed that causes the screw to revolve around a rotation center axis while rotating on its own axis as the shaft rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19876884U JPH0346036Y2 (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19876884U JPH0346036Y2 (en) | 1984-12-28 | 1984-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61116852U true JPS61116852U (en) | 1986-07-23 |
| JPH0346036Y2 JPH0346036Y2 (en) | 1991-09-27 |
Family
ID=30758067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19876884U Expired JPH0346036Y2 (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346036Y2 (en) |
-
1984
- 1984-12-28 JP JP19876884U patent/JPH0346036Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0346036Y2 (en) | 1991-09-27 |