MD452Y - Procedeu de presare umedă a pulberii metalice - Google Patents
Procedeu de presare umedă a pulberii metalice Download PDFInfo
- Publication number
- MD452Y MD452Y MDS20110086A MDS20110086A MD452Y MD 452 Y MD452 Y MD 452Y MD S20110086 A MDS20110086 A MD S20110086A MD S20110086 A MDS20110086 A MD S20110086A MD 452 Y MD452 Y MD 452Y
- Authority
- MD
- Moldova
- Prior art keywords
- metal powder
- wet pressing
- piston
- channels
- mixture
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- 239000000843 powder Substances 0.000 title abstract 4
- 238000003825 pressing Methods 0.000 title abstract 4
- 239000000203 mixture Substances 0.000 abstract 2
- 238000005056 compaction Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 238000011089 mechanical engineering Methods 0.000 abstract 1
Landscapes
- Powder Metallurgy (AREA)
Abstract
Invenţia se referă la tehnologia construcţiilor de maşini, şi anume la procedeele de fabricare a pieselor prin presarea umedă a pulberii metalice.Procedeul de presare umedă a pulberii metalice include amplasarea unui amestec (1) de pulbere metalică şi lichid într-o formă de presare, care constă dintr-o matrice (2), în care sunt executate canale capilare (3) şi de drenaj (4), un poanson mobil (5) şi unul fix (6), un piston (7) şi un miez (8). Procedeul mai include presarea amestecului (1) prin deplasarea poansonului mobil (5) şi pistonului (7), concomitent se efectuează vacuumarea prin canale (3, 4) şi se aplică impulsuri cu o forţă, mărimea căreia nu depăşeşte 0,2% din mărimea forţei specifice de presare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20110086A MD452Z (ro) | 2011-04-20 | 2011-04-20 | Procedeu de presare umedă a pulberii metalice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDS20110086A MD452Z (ro) | 2011-04-20 | 2011-04-20 | Procedeu de presare umedă a pulberii metalice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD452Y true MD452Y (ro) | 2011-12-31 |
| MD452Z MD452Z (ro) | 2012-07-31 |
Family
ID=45815338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDS20110086A MD452Z (ro) | 2011-04-20 | 2011-04-20 | Procedeu de presare umedă a pulberii metalice |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD452Z (ro) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MD676Z (ro) * | 2012-10-18 | 2014-04-30 | Технический университет Молдовы | Formă de presare pentru pulberi metalice |
| CN107799254A (zh) * | 2017-11-14 | 2018-03-13 | 北京科技大学 | 一种湿压成形制备高取向度结钕铁硼永磁材料的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2275987C2 (ru) * | 2003-09-30 | 2006-05-10 | Николай Иванович Борисенко | Способ прессования плотных заготовок |
| RU2321474C1 (ru) * | 2006-08-14 | 2008-04-10 | Государственное образовательное учреждение высшего профессионального образования "Московский государственный институт стали и сплавов" (технологический университет) | Способ мокрого прессования и устройство для его осуществления (варианты) |
| MD3908C2 (ro) * | 2008-10-24 | 2009-12-31 | Иван НЕКИТ | Procedeu de presare a articolelor şi utilaj de fasonare pentru realizarea acestuia (variante) |
-
2011
- 2011-04-20 MD MDS20110086A patent/MD452Z/ro not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD452Z (ro) | 2012-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| KA4Y | Short-term patent lapsed due to non-payment of fees (with right of restoration) |