JPS63151206U - - Google Patents
Info
- Publication number
- JPS63151206U JPS63151206U JP4522987U JP4522987U JPS63151206U JP S63151206 U JPS63151206 U JP S63151206U JP 4522987 U JP4522987 U JP 4522987U JP 4522987 U JP4522987 U JP 4522987U JP S63151206 U JPS63151206 U JP S63151206U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- circumferential wall
- pipe circumferential
- locking member
- drilling
- 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 6
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Description
第１図ないし第７図は本考案に係る管周壁用穿
孔装置の実施例を示し、第１図は係止部材の収容
姿勢におけるドリル先端の縦断面図、第２図は係
止部材の収容姿勢におけるドリル先端の一部切欠
側面図、第３図は係止部材の作用姿勢におけるド
リル先端の縦断面図、第４図はドリル先端の横断
面図、第５図イないしニは穿孔工程を示す断面図
、第６図は水道管の一部切欠図、第７図はドリル
が水平状態にあるときの横断面図である。第８図
は従来例を示す斜視図である。
１……駆動回転軸、２……ドリル、３……カツ
タ、４……凹部、５……係止部材、５ｘ……揺動
軸芯、Ａ……管周壁、Ｘ……回転軸芯、ａ……ド
リル孔。
1 to 7 show an embodiment of the pipe circumferential wall drilling device according to the present invention, FIG. 1 is a longitudinal cross-sectional view of the drill tip in a posture in which the locking member is accommodated, and FIG. FIG. 3 is a longitudinal cross-sectional view of the drill tip in the operating position of the locking member, FIG. 4 is a cross-sectional view of the drill tip, and FIGS. 5 A to D show the drilling process. 6 is a partially cutaway view of the water pipe, and FIG. 7 is a cross-sectional view when the drill is in a horizontal state. FIG. 8 is a perspective view showing a conventional example. DESCRIPTION OF SYMBOLS 1... Drive rotation shaft, 2... Drill, 3... Cut, 4... Recess, 5... Locking member, 5x... Swing axis, A... Pipe peripheral wall, X... Rotation axis, a...Drill hole.
Claims (1)
能な穿孔案内用のドリル２と、ドリル孔ａ周りの
管周壁部分Ａ１を回転軸芯Ｘ方向視において円形
に切り取る王冠状のカツタ３とを、ドリル２の先
端がカツタ３よりも突出する状態に固着し、前記
ドリル２の先端部近くの周面部分に凹部４を形成
するとともに、この凹部４内に前記ドリル２の回
転軸芯Ｘに沿つた姿勢で収容される切片脱落防止
用の係止部材５を設け、この係止部材５を、ドリ
ル２の周面よりも外方に突出して前記ドリル孔ａ
の周縁部にドリル先端側から係止する作用姿勢に
切り替わるように、そのドリル先端側の軸芯５ｘ
周りでの揺動自在に前記ドリル２に枢着してある
管周壁用穿孔装置において、前記係止部材５の揺
動軸芯５ｘを、前記ドリル２の回転軸芯Ｘに対し
て、この係止部材５の作用姿勢における突出方向
に変位させて配置してある管周壁用穿孔装置。 ２ 前記係止部材５が、前記ドリル２の周方向に
ほぼ等しい位相差をもつて３個以上設けられたも
のである実用新案登録請求の範囲第１項に記載の
管周壁用穿孔装置。[Claims for Utility Model Registration] 1. At the end of the drive rotation shaft 1, a drilling guide drill 2 capable of drilling a hole in the pipe circumferential wall A, and a pipe circumferential wall portion A1 around the drill hole A in the direction of the rotation axis X. A crown-shaped cutter 3 cut into a circular shape when seen is fixed in such a manner that the tip of the drill 2 protrudes beyond the cutter 3, and a recess 4 is formed on the circumferential surface near the tip of the drill 2. A locking member 5 for preventing the section from falling off is provided in the drill 2 in a posture along the rotational axis X of the drill 2, and the locking member 5 is protruded outward from the circumferential surface of the drill 2. The drill hole a
The shaft center 5
In a pipe circumferential wall drilling device which is pivotally connected to the drill 2 so as to be swingable around the circumference, the swing axis 5x of the locking member 5 is aligned with the rotation axis X of the drill 2. A perforating device for a pipe circumferential wall, which is disposed so as to be displaced in the protruding direction when the stop member 5 is in its working position. 2. The pipe circumferential wall drilling device according to claim 1, wherein three or more locking members 5 are provided with substantially equal phase differences in the circumferential direction of the drill 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987045229U JPH0451926Y2 (en) | 1987-03-26 | 1987-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987045229U JPH0451926Y2 (en) | 1987-03-26 | 1987-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63151206U true JPS63151206U (en) | 1988-10-05 |
| JPH0451926Y2 JPH0451926Y2 (en) | 1992-12-07 |
Family
ID=30863779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987045229U Expired JPH0451926Y2 (en) | 1987-03-26 | 1987-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451926Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0624813U (en) * | 1992-08-31 | 1994-04-05 | 東京瓦斯株式会社 | Cutting piece stopper device for pipe punching machine |
| JP2012110990A (en) * | 2010-11-24 | 2012-06-14 | Star Techno Co Ltd | Tank drilling device |
| JP2012115943A (en) * | 2010-11-30 | 2012-06-21 | Star Techno Co Ltd | Tank drilling device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5154452U (en) * | 1974-10-14 | 1976-04-26 |
-
1987
- 1987-03-26 JP JP1987045229U patent/JPH0451926Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5154452U (en) * | 1974-10-14 | 1976-04-26 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0624813U (en) * | 1992-08-31 | 1994-04-05 | 東京瓦斯株式会社 | Cutting piece stopper device for pipe punching machine |
| JP2012110990A (en) * | 2010-11-24 | 2012-06-14 | Star Techno Co Ltd | Tank drilling device |
| JP2012115943A (en) * | 2010-11-30 | 2012-06-21 | Star Techno Co Ltd | Tank drilling device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0451926Y2 (en) | 1992-12-07 |