JPS5958521U - Mandrel for bending shapes with cylindrical hollow parts - Google Patents
Mandrel for bending shapes with cylindrical hollow partsInfo
- Publication number
- JPS5958521U JPS5958521U JP15207182U JP15207182U JPS5958521U JP S5958521 U JPS5958521 U JP S5958521U JP 15207182 U JP15207182 U JP 15207182U JP 15207182 U JP15207182 U JP 15207182U JP S5958521 U JPS5958521 U JP S5958521U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical hollow
- mandrel
- hollow parts
- bending
- bending shapes
- 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
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例の説明図、第２図以降は本考案の実施例
を示し、第２図は本考案のマンドレルを使用した曲げ加
工装置の概略平面図、第３図は形材の斜視図、第４図は
本考案のマンドレルの斜視図、第５図は第４図の■−Ｖ
線断面図、第６図、第７図は加工時におけるマンドレル
の作用状態を示す説明図、第８図はマンドレルの他の実
施例を示す正面図である。
１０はベンデングダイ、１５は形材、１５ａは内側色１
５ｂは外側壁、１６はマンドレル、１６ａは外側面、１
６ｂは内側面、１７は弧状面、 、２１は可動押圧
体。Fig. 1 is an explanatory diagram of a conventional example, Fig. 2 and subsequent figures show examples of the present invention, Fig. 2 is a schematic plan view of a bending device using the mandrel of the present invention, and Fig. 3 is a perspective view of a profile. Figure 4 is a perspective view of the mandrel of the present invention, Figure 5 is the ■-V of Figure 4.
A line sectional view, FIGS. 6 and 7 are explanatory views showing the operating state of the mandrel during processing, and FIG. 8 is a front view showing another embodiment of the mandrel. 10 is bending die, 15 is shape material, 15a is inner color 1
5b is the outer wall, 16 is the mandrel, 16a is the outer surface, 1
6b is an inner surface, 17 is an arcuate surface, and 21 is a movable pressing body.
Claims (1)
０に沿って曲げ加工する際に、該形材１５の筒状中空部
１５′内に位置させるマンドレルであって、前記形材１
５の筒状中空部１５′の断面内形状に略合致した横断面
の棒状で、曲げ方向外側面１６ａの先端部が弧状面１７
となり、弧状面１７と内側面１６ｂとのいずれにも突出
できる可動押圧体２１を内設していることを特徴とする
筒状中空部を有する形材の曲げ加工用マンドレル。A shape member 15 having a cylindrical hollow part 15' is cut into a pendant die 1.
0, the mandrel is positioned within the cylindrical hollow portion 15' of the section 15 when bending the section 1.
It has a rod shape with a cross section that substantially matches the internal cross-sectional shape of the cylindrical hollow part 15' of No.
A mandrel for bending a shaped material having a cylindrical hollow part, characterized in that a movable pressing body 21 that can protrude from both the arcuate surface 17 and the inner surface 16b is installed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15207182U JPS5958521U (en) | 1982-10-08 | 1982-10-08 | Mandrel for bending shapes with cylindrical hollow parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15207182U JPS5958521U (en) | 1982-10-08 | 1982-10-08 | Mandrel for bending shapes with cylindrical hollow parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5958521U true JPS5958521U (en) | 1984-04-17 |
Family
ID=30336815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15207182U Pending JPS5958521U (en) | 1982-10-08 | 1982-10-08 | Mandrel for bending shapes with cylindrical hollow parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5958521U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5125641B1 (en) * | 1970-05-06 | 1976-08-02 | ||
| JPS5718015U (en) * | 1980-06-27 | 1982-01-29 |
-
1982
- 1982-10-08 JP JP15207182U patent/JPS5958521U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5125641B1 (en) * | 1970-05-06 | 1976-08-02 | ||
| JPS5718015U (en) * | 1980-06-27 | 1982-01-29 |
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