JPS6241808B2 - - Google Patents
Info
- Publication number
- JPS6241808B2 JPS6241808B2 JP16898681A JP16898681A JPS6241808B2 JP S6241808 B2 JPS6241808 B2 JP S6241808B2 JP 16898681 A JP16898681 A JP 16898681A JP 16898681 A JP16898681 A JP 16898681A JP S6241808 B2 JPS6241808 B2 JP S6241808B2
- Authority
- JP
- Japan
- Prior art keywords
- bending
- tube
- particles
- pipe
- bent
- 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.)
- Expired
Links
- 238000005452 bending Methods 0.000 claims description 34
- 239000002245 particle Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 21
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 description 10
- 230000005291 magnetic effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000037303 wrinkles Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229920006328 Styrofoam Polymers 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000013000 roll bending Methods 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/15—Bending tubes using mandrels or the like using filling material of indefinite shape, e.g. sand, plastic material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16898681A JPS5870926A (ja) | 1981-10-22 | 1981-10-22 | 管曲げ方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16898681A JPS5870926A (ja) | 1981-10-22 | 1981-10-22 | 管曲げ方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5870926A JPS5870926A (ja) | 1983-04-27 |
| JPS6241808B2 true JPS6241808B2 (enExample) | 1987-09-04 |
Family
ID=15878227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16898681A Granted JPS5870926A (ja) | 1981-10-22 | 1981-10-22 | 管曲げ方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5870926A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62234621A (ja) * | 1986-04-02 | 1987-10-14 | Yutaka Giken:Kk | 二重管曲げ加工方法 |
| JP2011153641A (ja) * | 2010-01-26 | 2011-08-11 | Taiyo Nippon Sanso Corp | 高純度ガス供給管の施工方法及び配管固定冶具 |
| ES2464695B1 (es) * | 2014-02-07 | 2015-03-12 | Univ La Rioja | Sistema y método de curvado de tubos |
| CN106825160A (zh) * | 2016-12-23 | 2017-06-13 | 重庆大学 | 利用磁流变填充材料减小弯管截面畸变的方法 |
| CN120325757B (zh) * | 2025-06-19 | 2025-09-19 | 湖北迪峰换热器股份有限公司 | 一种高压加热器换热管折弯机构 |
-
1981
- 1981-10-22 JP JP16898681A patent/JPS5870926A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5870926A (ja) | 1983-04-27 |
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