JPS6234933U - - Google Patents
Info
- Publication number
- JPS6234933U JPS6234933U JP12517685U JP12517685U JPS6234933U JP S6234933 U JPS6234933 U JP S6234933U JP 12517685 U JP12517685 U JP 12517685U JP 12517685 U JP12517685 U JP 12517685U JP S6234933 U JPS6234933 U JP S6234933U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- groove
- punch
- die
- presses
- 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)
- Rigid Pipes And Flexible Pipes (AREA)
Description
第１図ないし第６図は本考案の金型の一実施例
を示し、第１図はパンチの正面図、第２図は側面
図、第３図は底面図、第４図はダイの平面図、第
５図は正面図、第６図は加工状態を示す縦断面図
、第７図は別の実施例の加工状態を示す縦断面図
、第８図は成形加工後のパイプの側面図、第９図
は軸受筒溶接後の側面図、第１０図は従来の金型
による加工状態を示す縦断面図である。
１……ダイス、４……溝、６……半円部、７…
…延長部、８……第１押圧部、９……段部、１０
……第２押圧部。
Figures 1 to 6 show an embodiment of the mold of the present invention; Figure 1 is a front view of the punch, Figure 2 is a side view, Figure 3 is a bottom view, and Figure 4 is a plane view of the die. Fig. 5 is a front view, Fig. 6 is a longitudinal sectional view showing the processing state, Fig. 7 is a longitudinal sectional view showing the processing state of another embodiment, and Fig. 8 is a side view of the pipe after forming. , FIG. 9 is a side view after the bearing tube is welded, and FIG. 10 is a longitudinal cross-sectional view showing the state of processing using a conventional mold. 1...Dice, 4...Groove, 6...Semicircular part, 7...
...Extension part, 8...First pressing part, 9...Step part, 10
...Second pressing section.
Claims (1)
円部２に続く導入部３とをもつ溝４を形成し、パ
ンチ５に、半円部６とこれに続く直線状の延長部
７とからなつてパイプＰをその母線に沿つて押圧
する第１押圧部８と、延長部７の両側に突出する
段部９，９をもち該段部によつてパイプＰの反転
屈曲部ｂを押圧する第２押圧部１０とを形成し、
ダイ１の溝４の側面とパンチ５の延長部７の側面
との間に、パイプＰの反転屈曲部ｂ内に空間ｃが
形成できる間隙Ａを設けたことを特徴とする円形
パイプに凹部を成形する金型。 A groove 4 having a semicircular part 2 supporting the pipe P and an introduction part 3 continuing from the semicircular part 2 is formed in the die 1, and a groove 4 having a semicircular part 6 and a linear extension part continuing therefrom is formed in the punch 5. 7, which presses the pipe P along its generatrix, and step portions 9, 9 protruding from both sides of the extension portion 7. forming a second pressing part 10 that presses the
A concave portion is formed in a circular pipe, characterized in that a gap A is provided between the side surface of the groove 4 of the die 1 and the side surface of the extension portion 7 of the punch 5, so that a space c can be formed within the reverse bent portion b of the pipe P. Mold for forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125176U JPH0242346Y2 (en) | 1985-08-16 | 1985-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125176U JPH0242346Y2 (en) | 1985-08-16 | 1985-08-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6234933U true JPS6234933U (en) | 1987-03-02 |
| JPH0242346Y2 JPH0242346Y2 (en) | 1990-11-13 |
Family
ID=31017853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985125176U Expired JPH0242346Y2 (en) | 1985-08-16 | 1985-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242346Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314019U (en) * | 1989-06-23 | 1991-02-13 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54123568A (en) * | 1978-03-20 | 1979-09-25 | Yamaha Motor Co Ltd | Finishing of pipe connecting end portion |
-
1985
- 1985-08-16 JP JP1985125176U patent/JPH0242346Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54123568A (en) * | 1978-03-20 | 1979-09-25 | Yamaha Motor Co Ltd | Finishing of pipe connecting end portion |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0314019U (en) * | 1989-06-23 | 1991-02-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242346Y2 (en) | 1990-11-13 |