CN103981498A - Method for improving wear resistant property of metal material - Google Patents
Method for improving wear resistant property of metal material Download PDFInfo
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- CN103981498A CN103981498A CN201410179004.0A CN201410179004A CN103981498A CN 103981498 A CN103981498 A CN 103981498A CN 201410179004 A CN201410179004 A CN 201410179004A CN 103981498 A CN103981498 A CN 103981498A
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Abstract
The invention discloses a method for improving a wear resistant property of a metal material. The method comprises the steps: with utilization of a magnetron sputtering technology, a pure aluminum layer with the thickness of 20-30 microns is deposited on the surface of the metal material; with utilization of a microarc oxidation technology, the pure aluminum layer is subjected to partial microarc oxidation, wherein the thickness of a microarc oxidation film is in the range of 10-15 microns; and finally the obtained microarc oxidation film taking alumina as a primary has good wear resistant property. The method has the advantages that a bonding property between the microarc oxidation film taking alumina as the primary and prepared by the method and a magnetron sputtered aluminum layer and a bonding property between the magnetron sputtered aluminum layer and a substrate are excellent, the cost is low, and the method can be applicable to a metal material with iron having the main content and a metal material with titanium having the main content, has wide application range, and has important application values and promotion values.
Description
Technical field
The present invention relates to the field such as Materials science and frictional wear, be specifically related to a kind of method that improves abrasive resistance of metal material.
Background technology
Metallic substance taking iron as main content and the metal material hardness taking titanium as main content are lower, Vickers' hardness is generally less than 1000, wears no resistance, particularly the metallic substance taking titanium as main content, frictional coefficient is large, and its wear resistance has become the one of the main reasons that limits its widespread use.The features such as it is high that alumina ceramic material has hardness, and Vickers' hardness can reach 1500-2000, and wear resisting property is good, as abrasion-resistant coating material, are widely used in the surfacecti proteon field of metallic substance.At present, the technology of preparing of metal material surface aluminum oxide protective coating mainly contains two kinds: the one, adopt hot-spraying techniques, prepare aluminum oxide coating layer at metal material surface, but coat-thickness is large, fragility is high, roughness and porosity high, bad with matrix bonding properties; The 2nd, adopt differential arc oxidization technique, taking aluminum oxide as main protective coating, apply more extensive in aluminum alloy surface preparation.
Magnetron sputtering technique is current most widely used a kind of sputter-deposition technology.It is on the basis of two utmost point d.c. sputterings, increases a magnetic field at target near surface.Electronics is owing to being subject to the effect of Electric and magnetic fields, the motion of spinning, the life-span of greatly having improved electronics, increase ionization yield, thereby the degree of ionization of region of discharge improves, the density of ion and electronics increases, and can prepare metallic coating, nitride coatings, oxide coating etc. at metal material surface.Ingenious magnetron sputtering technique and the differential arc oxidization technique of utilizing of the present invention, first utilize at metal material surface the aluminum layer that magnetron sputtering technique deposition a layer thickness is 20-30 micron, then utilize differential arc oxidization technique, by this layer of aluminum layer part differential arc oxidation, the thickness range of micro-arc oxidation films is 10-15 micron, acquisition there is good wear resisting property taking aluminum oxide as main micro-arc oxidation films.
Summary of the invention
The object of the invention is to provide a kind of method that improves abrasive resistance of metal material, the method between main micro-arc oxidation films and magnetron sputtering aluminium lamination and between magnetron sputtering aluminium lamination and matrix, bonding properties is good, cost is low, can significantly improve the wear resisting property of the metallic substance taking iron as main content and the metallic substance taking titanium as main content taking aluminum oxide.
The present invention is achieved like this, and a kind of method that improves abrasive resistance of metal material is characterized in that method steps is as follows: (1) utilizes magnetron sputtering technique, is the aluminum layer of 20-30 micron in metal material surface deposition a layer thickness; (2) utilize differential arc oxidization technique, by this layer of aluminum layer part differential arc oxidation, the thickness range of micro-arc oxidation films is 10-15 micron; (3) what finally obtain has good wear resisting property taking aluminum oxide as main micro-arc oxidation films.
Metallic substance of the present invention comprises the metallic substance taking iron as main content and the metallic substance taking titanium as main content.
Advantage of the present invention is: the method prepare taking aluminum oxide between main micro-arc oxidation films and magnetron sputtering aluminium lamination and between magnetron sputtering aluminium lamination and matrix, bonding properties is good, cost is low, applicable to the metallic substance taking iron as main content and the metallic substance taking titanium as main content, applied range, has important using value and promotional value.
Brief description of the drawings
Fig. 1 is TC4 titanium alloy surface magnetron sputtering aluminium coated and differential arc oxidation layer thereof.
Embodiment
Embodiment 1
Titanium alloy surface magnetron sputtering aluminize after differential arc oxidation.First adopt the DM-3 type multifunctional magnetic control sputtering system of Shenyang northern new railway space vacuum company limited development and production to aluminize at TC4 titanium alloy surface, experimentation and significant parameter are as follows: TC4 titanium alloy size is cut into 30 mm × 1, mm × 20 mm test pieces, before magnetron sputtering is aluminized, TC4 titanium alloy is through 400#, 800#, 1200# and the sand papering of 2000# water-based, chamfering, polishing, ultrasonic cleaning in acetone soln, dries up rear stand-by.While aluminizing, the vacuum of vacuum chamber is evacuated to 3.2 × 10
-2after Pa, pass into a small amount of argon gas and reheat 200
oc, the pressure of base vacuum is 3.0 × 10
-3pa, partial pressure of ar gas 0.6 Pa when operation, aluminium target purity is 99.999%, with the distance of base material be 16 cm, the gauge control of the aluminium lamination of specimen surface deposition is at 25-28 μ m, sputtering power 500W, sputtering time is 2.5 h.
The sample of then, TC4 titanium alloy being aluminized through sputter carries out differential arc oxidation processing under DC pulse mode.To aluminize sample as anode, and 304 stainless steel solution tanks are as negative electrode.Microarc oxidation solution composition and differential arc oxidation main technologic parameters are as follows: NaSiO
39H
2o:8.0 g/L, (NaPO
3)
6: 6.0 g/L, NaOH:4.0 g/L; Current density: 5 A/dm
2, solution temperature is controlled at 60
obelow C, the treatment time: 60 min, after differential arc oxidation with drying up after washed with de-ionized water, the thickness of micro-arc oxidation films approximately 12 μ m.
Hardness test shows, titanium alloy magnetron sputtering aluminize after the average hardness of micro-arc oxidation films be Hv1574, frictional coefficient is 0.3-0.4, the abrasion loss under the same terms is 1/3 of TC4 titanium alloy, wear resisting property significantly improves.
Embodiment 2
A3 steel surface magnetic control sputtering aluminize after differential arc oxidation.First adopt the DM-3 type multifunctional magnetic control sputtering system of Shenyang northern new railway space vacuum company limited development and production to aluminize on A3 steel surface, experimentation and significant parameter are as follows: A3 steel is cut into 30 mm × 1, mm × 20 mm test pieces, before magnetron sputtering is aluminized, A3 steel is through 400#, 800#, 1200# and the sand papering of 2000# water-based, chamfering, polishing, ultrasonic cleaning in acetone soln, dries up rear stand-by.While aluminizing, the vacuum of vacuum chamber is evacuated to 3.2 × 10
-2after Pa, pass into a small amount of argon gas and reheat 200
oc, the pressure of base vacuum is 3.0 × 10
-3pa, partial pressure of ar gas 0.6 Pa when operation, aluminium target purity is 99.999%, with the distance of base material be 16 cm, the gauge control of the aluminium lamination of specimen surface deposition is at 22-25 micron, sputtering power 480W, sputtering time is 2 h.
The sample of then, A3 steel being aluminized through sputter carries out differential arc oxidation processing under DC pulse mode.To aluminize sample as anode, and 304 stainless steel solution tanks are as negative electrode.Microarc oxidation solution composition and differential arc oxidation main technologic parameters are as follows: NaSiO
39H
2o:6.0 g/L, (NaPO
3)
6: 6.5 g/L, NaOH:4.0 g/L; Current density: 5 A/dm
2, solution temperature is controlled at 60
obelow C, the treatment time: 60 min, after differential arc oxidation with drying up after washed with de-ionized water, approximately 14 microns of the thickness of micro-arc oxidation films.
Hardness test shows, A3 steel magnetron sputtering aluminize after the average hardness of micro-arc oxidation films be Hv1650, frictional coefficient is 0.3-0.4, the abrasion loss under the same terms is 1/4 of A3 steel, wear resisting property significantly improves.
Claims (2)
1. improve a method for abrasive resistance of metal material, it is characterized in that method steps is as follows:
(1) utilizing magnetron sputtering technique, is the aluminum layer of 20-30 micron in metal material surface deposition a layer thickness;
(2) utilize differential arc oxidization technique, by this layer of aluminum layer part differential arc oxidation, the thickness range of micro-arc oxidation films is 10-15 micron.
2. according to a kind of method that improves abrasive resistance of metal material described in claim 1, described metallic substance comprises the metallic substance taking iron as main content and the metallic substance taking titanium as main content.
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| CN201410179004.0A CN103981498A (en) | 2014-04-30 | 2014-04-30 | Method for improving wear resistant property of metal material |
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| CN201410179004.0A CN103981498A (en) | 2014-04-30 | 2014-04-30 | Method for improving wear resistant property of metal material |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073856A (en) * | 2014-06-26 | 2014-10-01 | 深圳惠科精密工业有限公司 | Method for oxidating metal part |
| CN105112976A (en) * | 2015-07-31 | 2015-12-02 | 深圳市星火辉煌系统工程有限公司 | Surface micro-arc modification process for CVD tool |
| CN105331941A (en) * | 2015-10-09 | 2016-02-17 | 湖南大学 | Micro-arc oxidation method for surfaces of copper, copper alloy, zinc and zinc alloy |
| CN106567117A (en) * | 2016-11-21 | 2017-04-19 | 西北工业大学 | Surface treatment method of titanium alloy material |
| CN106702329A (en) * | 2015-11-12 | 2017-05-24 | 中国科学院金属研究所 | Multi-arc ion-plating-aluminum based micro-arc oxidation ceramic coating on titanium alloy surface and preparation method of multi-arc ion-plating-aluminum based micro-arc oxidation ceramic coating |
| CN106702330A (en) * | 2015-11-12 | 2017-05-24 | 中国科学院金属研究所 | Carbon steel or stainless steel surface micro-arc oxidation ceramic coating based on aluminized coating, and preparation method thereof |
| CN110144611A (en) * | 2019-06-10 | 2019-08-20 | 河北工业大学 | A kind of Mg alloy surface corrosion-proof wear composite coating and preparation method thereof |
| CN110952104A (en) * | 2019-08-19 | 2020-04-03 | 西南交通大学 | Method for preparing deep narrow gap consumable electrode gas shielded welding contact tip |
| CN112226768A (en) * | 2020-10-13 | 2021-01-15 | 辽宁科技大学 | Composite preparation method of micro-arc oxidation CrAlN coating |
| CN112813392A (en) * | 2020-12-31 | 2021-05-18 | 中国科学院宁波材料技术与工程研究所 | Solid-liquid compound wear-resistant antibacterial material based on capillary action, preparation method and application |
| WO2022016775A1 (en) * | 2020-07-23 | 2022-01-27 | 潍柴动力股份有限公司 | Piston manufacturing method and piston |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073856A (en) * | 2014-06-26 | 2014-10-01 | 深圳惠科精密工业有限公司 | Method for oxidating metal part |
| CN105112976A (en) * | 2015-07-31 | 2015-12-02 | 深圳市星火辉煌系统工程有限公司 | Surface micro-arc modification process for CVD tool |
| CN105331941B (en) * | 2015-10-09 | 2017-12-08 | 湖南大学 | One kind is in copper, copper alloy, zinc and zinc alloy surface differential arc oxidation method |
| CN105331941A (en) * | 2015-10-09 | 2016-02-17 | 湖南大学 | Micro-arc oxidation method for surfaces of copper, copper alloy, zinc and zinc alloy |
| CN106702329A (en) * | 2015-11-12 | 2017-05-24 | 中国科学院金属研究所 | Multi-arc ion-plating-aluminum based micro-arc oxidation ceramic coating on titanium alloy surface and preparation method of multi-arc ion-plating-aluminum based micro-arc oxidation ceramic coating |
| CN106702330A (en) * | 2015-11-12 | 2017-05-24 | 中国科学院金属研究所 | Carbon steel or stainless steel surface micro-arc oxidation ceramic coating based on aluminized coating, and preparation method thereof |
| CN106567117A (en) * | 2016-11-21 | 2017-04-19 | 西北工业大学 | Surface treatment method of titanium alloy material |
| CN110144611A (en) * | 2019-06-10 | 2019-08-20 | 河北工业大学 | A kind of Mg alloy surface corrosion-proof wear composite coating and preparation method thereof |
| CN110952104A (en) * | 2019-08-19 | 2020-04-03 | 西南交通大学 | Method for preparing deep narrow gap consumable electrode gas shielded welding contact tip |
| CN110952104B (en) * | 2019-08-19 | 2021-09-03 | 西南交通大学 | Method for preparing deep narrow gap consumable electrode gas shielded welding contact tip |
| WO2022016775A1 (en) * | 2020-07-23 | 2022-01-27 | 潍柴动力股份有限公司 | Piston manufacturing method and piston |
| CN112226768A (en) * | 2020-10-13 | 2021-01-15 | 辽宁科技大学 | Composite preparation method of micro-arc oxidation CrAlN coating |
| CN112813392A (en) * | 2020-12-31 | 2021-05-18 | 中国科学院宁波材料技术与工程研究所 | Solid-liquid compound wear-resistant antibacterial material based on capillary action, preparation method and application |
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Application publication date: 20140813 |