JPH0282409U - - Google Patents
Info
- Publication number
- JPH0282409U JPH0282409U JP16089288U JP16089288U JPH0282409U JP H0282409 U JPH0282409 U JP H0282409U JP 16089288 U JP16089288 U JP 16089288U JP 16089288 U JP16089288 U JP 16089288U JP H0282409 U JPH0282409 U JP H0282409U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- rotary shaft
- expansion
- operating
- operating cylinder
- 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
- 238000004080 punching Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 2
- 238000005553 drilling Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Description
図面は本考案の穿孔装置の実施例を示し、第１
図はその一実施例の穿孔装置の一部断面側面図、
第２図は第１図のＸ―Ｘ線断面図、第３図は第１
図のＹ矢視図、第４図はこの穿孔装置の拡開状態
を示す作動図、第５図及び第６図はこの穿孔装置
を使用して行われる更生管の穿孔工事の施工図で
ある。
１０…回転軸、１３…撓み軸、１８…作動筒、
２１…シリンダ体、４０…求心機構、５６…カツ
タ拡開機構。
The drawings show an embodiment of the punching device of the present invention, and the first
The figure is a partially sectional side view of a punching device according to one embodiment.
Figure 2 is a cross-sectional view taken along the line X-X in Figure 1, and Figure 3 is a cross-sectional view of Figure 1.
The Y arrow view in the figure, Figure 4 is an operation diagram showing the expanded state of this drilling device, and Figures 5 and 6 are construction drawings of rehabilitation pipe drilling work performed using this drilling device. . 10...Rotating shaft, 13...Bending axis, 18...Working cylinder,
21...Cylinder body, 40...Centripetal mechanism, 56...Cut expansion mechanism.
Claims (1)
該回転軸を回転させる撓み軸１３と、 前記回転軸１０回りに該回転軸１０とは回転自
在にして、かつ摺動自在に嵌装される作動筒１８
と、 前記作動筒１８に外嵌され、該作動筒１８との
間に油圧室２６，２７を形成するシリンダ体２１
と、 前記作動筒１８とシリンダ体２１との間に介装
され、作動筒１８の伸縮作動により径方向への伸
縮をなし先端に接片４９を備えた求心機構４０と
、 前記回転軸１０の回転と一体になつて回転する
ように該回転軸１０の先端部に固設され、前記作
動筒１８とは回転自由とされるとともに該作動筒
１８の伸縮作動により拡径及び縮径がされるカツ
タ拡開機構５６と、 からなることを特徴とする穿孔装置。[Claims for Utility Model Registration] A rotary shaft 10 disposed at the center, and detachably attached to the base of the rotary shaft 10,
a flexible shaft 13 for rotating the rotary shaft; and an actuating cylinder 18 that is rotatably and slidably fitted around the rotary shaft 10.
and a cylinder body 21 that is fitted onto the working cylinder 18 and forms hydraulic chambers 26 and 27 between the working cylinder 18 and the working cylinder 18.
a centripetal mechanism 40 that is interposed between the operating cylinder 18 and the cylinder body 21, expands and contracts in the radial direction by the expansion and contraction operation of the operating cylinder 18, and has a contact piece 49 at its tip; It is fixed to the tip of the rotating shaft 10 so as to rotate together with the rotation, and is free to rotate relative to the operating cylinder 18, and its diameter is expanded and contracted by the expansion and contraction of the operating cylinder 18. A punching device comprising: a cutter expansion mechanism 56;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988160892U JPH0630327Y2 (en) | 1988-12-13 | 1988-12-13 | Punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988160892U JPH0630327Y2 (en) | 1988-12-13 | 1988-12-13 | Punching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0282409U true JPH0282409U (en) | 1990-06-26 |
| JPH0630327Y2 JPH0630327Y2 (en) | 1994-08-17 |
Family
ID=31443355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988160892U Expired - Lifetime JPH0630327Y2 (en) | 1988-12-13 | 1988-12-13 | Punching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0630327Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63127808U (en) * | 1987-02-09 | 1988-08-22 |
-
1988
- 1988-12-13 JP JP1988160892U patent/JPH0630327Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63127808U (en) * | 1987-02-09 | 1988-08-22 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0630327Y2 (en) | 1994-08-17 |