JPS5949421U - Mandrel for bending shapes with cylindrical hollow parts - Google Patents
Mandrel for bending shapes with cylindrical hollow partsInfo
- Publication number
- JPS5949421U JPS5949421U JP14255882U JP14255882U JPS5949421U JP S5949421 U JPS5949421 U JP S5949421U JP 14255882 U JP14255882 U JP 14255882U JP 14255882 U JP14255882 U JP 14255882U JP S5949421 U JPS5949421 U JP S5949421U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical hollow
- mandrel
- bending
- hollow part
- plate
- 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
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図以降は本考壺、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図は曲げ加工時
におけるマンドレルの作用状態を示す説明図、第６図、
第７図はマンドレルの他の実施例を示す正面図である。
１０はベンディングダイ、２１．２２は板状エレメント
。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 diagram of a shaped material. Perspective view of 4th
The figure is a perspective view of the mandrel of the present invention, FIG. 5 is an explanatory diagram showing the working state of the mandrel during bending, and FIG.
FIG. 7 is a front view showing another embodiment of the mandrel. 10 is a bending die, 21.22 is a plate-like element.
Claims (4)
グダイ１０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、複
数の板状エレメント２１゜２２が形材曲げ方向に績み重
ねられ、横断面が形材の筒状中空部断面の内形状に略合
致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。(1) A mandrel that is positioned inside the cylindrical hollow part 15' of the cylindrical hollow part 15' when the cylindrical hollow part 15' is bent along the bending die 10, A shape element having a cylindrical hollow part characterized in that shaped elements 21 and 22 are stacked in the bending direction of the shape member, and the cross section approximately matches the inner shape of the cross section of the cylindrical hollow part of the shape member. Mandrel for bending.
弾性に優れた材料から成ることを特徴とする実用新案登
録請求の範囲第１項記載の筒状中空部を有する形材の曲
げ加工用マンドレル。(2) Bending of a shaped member having a cylindrical hollow portion according to claim 1, wherein the plate-like element is made of a material with excellent wear resistance, lubricity, and elasticity. Mandrel for processing.
る第１板状エレメント２１と、スプリング性に富んだ金
属製の第２板状エレメント２２との複合体とししたこと
を特徴とする実用新案登録請求の範囲第１項記載の筒状
中空部を有する形材の曲げ加工用マンドレル。(3) The first plate-like element 21 is made of a material with excellent wear resistance, lubricity, and elasticity, and the second plate-like element 22 is made of a metal with high spring properties. A mandrel for bending a shaped material having a cylindrical hollow portion as claimed in claim 1.
成る板状エレメントに、長手方向に適宜間隔をおいて溝
を形成したことを特徴とする実用新案登録請求の範囲第
２項、第３項記載の筒状中空部を有する形材の曲げ加工
用マンドレル。(4) Utility model registration claims 2 and 3, characterized in that grooves are formed at appropriate intervals in the longitudinal direction on a plate-like element made of a material with excellent wear resistance, lubricity, and elasticity. A mandrel for bending a shaped material having a cylindrical hollow portion according to item 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14255882U JPS5949421U (en) | 1982-09-22 | 1982-09-22 | Mandrel for bending shapes with cylindrical hollow parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14255882U JPS5949421U (en) | 1982-09-22 | 1982-09-22 | Mandrel for bending shapes with cylindrical hollow parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5949421U true JPS5949421U (en) | 1984-04-02 |
| JPS646993Y2 JPS646993Y2 (en) | 1989-02-23 |
Family
ID=30318500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14255882U Granted JPS5949421U (en) | 1982-09-22 | 1982-09-22 | Mandrel for bending shapes with cylindrical hollow parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5949421U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5747530A (en) * | 1980-09-05 | 1982-03-18 | Kouban Press Kogyo Kk | Manufacture of bent pipe |
-
1982
- 1982-09-22 JP JP14255882U patent/JPS5949421U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5747530A (en) * | 1980-09-05 | 1982-03-18 | Kouban Press Kogyo Kk | Manufacture of bent pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS646993Y2 (en) | 1989-02-23 |
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