RU2013156640A - METHOD FOR ELECTROLYTE-PLASMA REMOVAL OF POLYMER COATINGS FROM SURFACE PARTS FROM ALLOYED STEELS - Google Patents
METHOD FOR ELECTROLYTE-PLASMA REMOVAL OF POLYMER COATINGS FROM SURFACE PARTS FROM ALLOYED STEELS Download PDFInfo
- Publication number
- RU2013156640A RU2013156640A RU2013156640/02A RU2013156640A RU2013156640A RU 2013156640 A RU2013156640 A RU 2013156640A RU 2013156640/02 A RU2013156640/02 A RU 2013156640/02A RU 2013156640 A RU2013156640 A RU 2013156640A RU 2013156640 A RU2013156640 A RU 2013156640A
- Authority
- RU
- Russia
- Prior art keywords
- electrolyte
- coating
- workpiece
- helicopter
- rotor
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 15
- 229910000831 Steel Inorganic materials 0.000 title claims abstract 3
- 229920000642 polymer Polymers 0.000 title claims abstract 3
- 239000010959 steel Substances 0.000 title claims abstract 3
- 238000000576 coating method Methods 0.000 claims abstract 10
- 239000011248 coating agent Substances 0.000 claims abstract 8
- 239000003792 electrolyte Substances 0.000 claims abstract 8
- 239000000956 alloy Substances 0.000 claims abstract 2
- 229910045601 alloy Inorganic materials 0.000 claims abstract 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000007864 aqueous solution Substances 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
- 239000004094 surface-active agent Substances 0.000 claims abstract 2
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- ing And Chemical Polishing (AREA)
Abstract
1. Способ электролитно-плазменного удаления полимерных покрытий с поверхности детали из легированных сталей, включающий погружение детали в электролит, формирование вокруг обрабатываемой поверхности детали парогазовой оболочки и зажигание разряда между обрабатываемой деталью и электролитом путем подачи на обрабатываемую деталь электрического потенциала, отличающийся тем, что к обрабатываемой детали прикладывают электрический потенциал от 270 В до 300 В, а в качестве электролита используют водный раствор соли сульфата аммония концентрацией от 4 до 8 г/л, причем удаление покрытия ведут при температуре от 70°C до 90°C до полного снятия покрытия.2. Способ по п.1, отличающийся тем, что удаление покрытия с детали ведут при величине тока от 0,2 А/дмдо 0,8 А/дм.3. Способ по п.1, отличающийся тем, что удаление покрытия с детали ведут с площади от 1 смдо 4000 см.4. Способ по п.1, отличающийся тем, что в качестве детали используют пластинчатый торсион несущего винта вертолета.5. Способ по п.2, отличающийся тем, что в качестве детали используют пластинчатый торсион несущего винта вертолета.6. Способ по п.3, отличающийся тем, что в качестве детали используют пластинчатый торсион несущего винта вертолета.7. Способ по любому из пп.1-6, отличающийся тем, что в состав электролита дополнительно вводят поверхностно-активные вещества в концентрации от 0,4 до 0,8 мас.%.1. The method of electrolyte-plasma removal of polymer coatings from the surface of a part made of alloy steels, comprising immersing the part in an electrolyte, forming a vapor-gas shell around the workpiece surface and igniting a discharge between the workpiece and the electrolyte by applying an electric potential to the workpiece, characterized in that the electric component from 270 V to 300 V is applied to the workpiece, and an aqueous solution of ammonium sulfate salt is used as the electrolyte. from 4 to 8 g / l, and the removal of the coating is carried out at a temperature of from 70 ° C to 90 ° C until complete removal of the coating. 2. The method according to claim 1, characterized in that the coating is removed from the part at a current of 0.2 A / dmdo to 0.8 A / dm. 3. The method according to claim 1, characterized in that the coating is removed from the part from an area of 1 cm to 4000 cm. The method according to claim 1, characterized in that the plate torsion of the rotor of the helicopter is used as a part. The method according to claim 2, characterized in that the plate torsion of the rotor of the helicopter is used as a part. The method according to claim 3, characterized in that the blade torsion of the rotor of the helicopter is used as a part. The method according to any one of claims 1 to 6, characterized in that surfactants are additionally introduced into the electrolyte composition in a concentration of from 0.4 to 0.8 wt.%.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013156640/02A RU2566139C2 (en) | 2013-12-19 | 2013-12-19 | Method for electrolyte-plasma removal of polymer coatings from surface of part from alloyed steels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013156640/02A RU2566139C2 (en) | 2013-12-19 | 2013-12-19 | Method for electrolyte-plasma removal of polymer coatings from surface of part from alloyed steels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2013156640A true RU2013156640A (en) | 2015-06-27 |
| RU2566139C2 RU2566139C2 (en) | 2015-10-20 |
Family
ID=53497145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013156640/02A RU2566139C2 (en) | 2013-12-19 | 2013-12-19 | Method for electrolyte-plasma removal of polymer coatings from surface of part from alloyed steels |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2566139C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113755938A (en) * | 2021-10-09 | 2021-12-07 | 哈尔滨工业大学 | Method for removing metal surface coating by using ultrasonic-assisted electrolytic plasma |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2715397C1 (en) * | 2019-09-10 | 2020-02-27 | федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный авиационный технический университет" | Method for processing edges of laminated torsion bar of helicopter rotor and device for its implementation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03501753A (en) * | 1988-10-21 | 1991-04-18 | ベロルススキ ポリテフニチェスキ インスティテュト | Electrochemical processing method for articles made of conductive materials |
| SU1719417A1 (en) * | 1989-08-04 | 1992-03-15 | Киевский научно-исследовательский институт микроприборов | Method of removing protective polymer coats |
| RU2471017C1 (en) * | 2011-05-31 | 2012-12-27 | Государственное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Removal method of coatings from titanium nitride from surface of parts from titanium alloys |
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2013
- 2013-12-19 RU RU2013156640/02A patent/RU2566139C2/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113755938A (en) * | 2021-10-09 | 2021-12-07 | 哈尔滨工业大学 | Method for removing metal surface coating by using ultrasonic-assisted electrolytic plasma |
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| Publication number | Publication date |
|---|---|
| RU2566139C2 (en) | 2015-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20151220 |