JPS63138995U - - Google Patents
Info
- Publication number
- JPS63138995U JPS63138995U JP3011887U JP3011887U JPS63138995U JP S63138995 U JPS63138995 U JP S63138995U JP 3011887 U JP3011887 U JP 3011887U JP 3011887 U JP3011887 U JP 3011887U JP S63138995 U JPS63138995 U JP S63138995U
- Authority
- JP
- Japan
- Prior art keywords
- supports
- tube body
- body plate
- pivoted
- tips
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 2
Description
第１図は本考案の一実施例の正面図、第２図は
その側面図、第３図、第４図は従来例の正面図で
ある。
１……下部管胴板支持体、１１……サポータ、
１２，２１，２７……軸着、１３……保持体、１
８……押出しサポータ、１９，３２……ジヤツキ
、２５……上部管胴板支持体、３１……上部押出
しサポータ。
FIG. 1 is a front view of an embodiment of the present invention, FIG. 2 is a side view thereof, and FIGS. 3 and 4 are front views of a conventional example. 1... lower tube body plate support, 11... supporter,
12, 21, 27... shaft attachment, 13... holding body, 1
8... Extrusion supporter, 19, 32... Jacket, 25... Upper tube body plate support, 31... Upper extrusion supporter.
Claims (1)
板支持体１を設け、この下部管胴板支持体１の下
端部の近くにサポータ１１の先端部をそれぞれ軸
着１２し、サポータ１１の基部は中央部に設けた
保持体１３に固着し、下部管胴板支持体１の上端
部の近くには押出しサポータ１８の先端部をそれ
ぞれ軸着２１し、この押出しサポータ１８は前記
保持体１３に支持させるとともにジヤツキ１９で
伸縮自在に形成し、下部管胴板支持体１の上端部
には、外周面を円弧状に形成した上部管胴板支持
体２５の下端部をそれぞれ軸着２７し、上部管胴
板支持体２５の上端部の近くには、ジヤツキ３２
を備えて伸縮自在に形成した上部押出しサポータ
３１の先端部をそれぞれ軸着３４し、上部押出し
サポータ３１の基部は保持体１３にそれぞれ軸着
３５した管溶接用真円保持装置。 A pair of left and right lower tube body plate supports 1 each having an arcuate outer circumferential surface is provided, and the tips of the supports 11 are pivoted 12 near the lower ends of the lower tube body plate supports 1. The base is fixed to a holder 13 provided in the center, and the tips of extruded supports 18 are pivoted 21 near the upper end of the lower tube body plate support 1. The lower ends of the upper tube body plate supports 25, each having an arcuate outer peripheral surface, are each pivoted 27 to the upper end of the lower tube body plate support 1. , a jack 32 is located near the upper end of the upper tube body plate support 25.
A round holding device for pipe welding, in which the tips of the upper extruded supports 31, which are formed to be extendable and retractable, are respectively pivoted 34, and the bases of the upper extruded supports 31 are respectively pivoted 35 to the holder 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3011887U JPS63138995U (en) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3011887U JPS63138995U (en) | 1987-03-02 | 1987-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63138995U true JPS63138995U (en) | 1988-09-13 |
Family
ID=30834640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3011887U Pending JPS63138995U (en) | 1987-03-02 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63138995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009527360A (en) * | 2006-02-23 | 2009-07-30 | 三星重工業株式会社 | Weight balancer and pipe connection method |
-
1987
- 1987-03-02 JP JP3011887U patent/JPS63138995U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009527360A (en) * | 2006-02-23 | 2009-07-30 | 三星重工業株式会社 | Weight balancer and pipe connection method |