CN206783790U - Differential arc oxidation synchronization auxiliary selenoid field device - Google Patents
Differential arc oxidation synchronization auxiliary selenoid field device Download PDFInfo
- Publication number
- CN206783790U CN206783790U CN201720463133.1U CN201720463133U CN206783790U CN 206783790 U CN206783790 U CN 206783790U CN 201720463133 U CN201720463133 U CN 201720463133U CN 206783790 U CN206783790 U CN 206783790U
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- China
- Prior art keywords
- arc oxidation
- differential arc
- hollow tube
- power supply
- supply box
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Abstract
The utility model discloses differential arc oxidation synchronization auxiliary selenoid field device；Belong to the technical field of micro-arc oxidation device.The utility model will solve existing micro-arc oxidation device and the low technical problem with easy ablation sometimes in micro-arc oxidation films growth course of processing efficiency be present.Described device of the present utility model also includes electromagnetism field assembly, electromagnetism field assembly is made up of hollow tube and the N circle coils being wrapped in hollow pipe outer wall, electromagnetism field assembly is arranged in differential arc oxidation groove, workpiece is arranged in electromagnetism field assembly, workpiece is connected as anode with the output cathode of power supply box, differential arc oxidation groove and hollow tube are connected as negative electrode with power supply box output negative pole, power supply box control hollow tube and coil conducting and shut-off.The utility model, in electrolyte microplasma, can further lift differential arc oxidation film layer growth rate, while prevent the ablation defect of micro-arc oxidation process coating growth appearance by additional assist in synchronization electromagnetic field effect.
Description
Technical field
The utility model belongs to the technical field of micro-arc oxidation device, and in particular to differential arc oxidation synchronization assistant electromagnetic field fills
Put.
Background technology
Differential arc oxidization technique is one kind of surface ceramic deposition modification technology, is developed from common anode oxidation, it
The limitation of traditional oxidation current, voltage faraday region is breached, anode potential is brought up to several hectovolts by tens volts,
Strengthened using arc discharge and activate the electric field of anode workpiece generation, physics, chemistry, the complex reaction such as electrochemistry.Differential arc oxidation
Technology has the characteristics that technique is simple, treatment effeciency is high, cost is low, pollution-free.Ceramic coating formed by micro-arc oxidation has wear-resisting, corrosion resistant
Erosion, high temperature impact resistance, heat endurance are good, and combination property is substantially better than traditional process for modifying surface, thus Aeronautics and Astronautics,
The fields such as automobile, machinery and light industry have broad application prospects.At the same time it can also the requirement according to different performance, prepare
With feature film layers such as decoration, magnetoelectricity shielding, electric insulations, therefore the technology is as one of focus of international material research.
With the development of modern science and technology, aluminium, magnesium, the application of titanium and its alloy are more and more extensive, although they have
Many excellent physical and mechanical properties, but always feel that their wear-resisting, corrosion resisting property is not met by the requirement of some parts.It is micro-
The appearance of arc oxidation technology then preferably solves this problem.So-called differential arc oxidization technique MAO is in anodizing technology base
Grow up on plinth, be the new technology in aluminium, magnesium, titanium and its alloy surface growth in situ membrane of oxide ceramics, be collection physics,
Chemistry, electrochemistry and plasma oxidation have the various discharge types such as corona, spark, the differential of the arc, arc light in the process of one,
In the excellent properties ceramics such as the growth of its surface energy and substrate combinating strength height, high, wear-resistant, the corrosion-resistant and resistance to erosion ablation of hardness
The new technology of film.
Existing micro-arc oxidation device, under the control of mao power source, an intrinsic moving direction of microplasma,
Therefore the speed of growth low (being 0.6 micro- m/min at present) and easy ablation sometimes are caused.
Utility model content
The utility model to solve existing micro-arc oxidation device have that processing efficiency is low and micro-arc oxidation films growth course in
Sometimes the technical problem of easy ablation；And provide differential arc oxidation synchronization auxiliary selenoid field device.The utility model passes through additional auxiliary
Synchronous electromagnetic field effect is helped further to lift differential arc oxidation film layer growth rate in electrolyte microplasma, prevent simultaneously
The ablation defect that only micro-arc oxidation process coating growth occurs
In order to solve the above technical problems, differential arc oxidation synchronization auxiliary selenoid field device of the present utility model, including differential of the arc oxygen
Change groove 1, cooling bath 4, power supply box 5, differential arc oxidation groove 1 sets cooling bath 4, differential of the arc oxygen outside built with electrolyte, differential arc oxidation groove 1
Change and form cavity between setting cooling bath 4 outside groove 1, for cavity built with coolant, described device also includes electromagnetism field assembly 3, electricity
Magnetic field component 3 is made up of hollow tube 31 and the N circles coil 32 being wrapped on the outer wall of hollow tube 31, and electromagnetism field assembly 3 is arranged on
In differential arc oxidation groove 1, workpiece 2 is arranged in electromagnetism field assembly 3, and workpiece 2 is connected as anode with the output cathode of power supply box 5
Connect, differential arc oxidation groove 1 and hollow tube 31 are connected as negative electrode with the output negative pole of power supply box 5, and power supply box 5 controls the He of hollow tube 31
Coil 32 turns on and shut-off.
Further limit, the material of the hollow tube 31 is 304 stainless steels, so as to avoid participating in micro-arc oxidation process
Electrochemical reaction.
Coil 32 is in circumferentially distributed, or helically formula is distributed；Further limit：Coil 32 is evenly distributed on hollow tube 31
On.
The number of turn of coil 32 is 50~200 circles, and coil winding is close, is advantageous to coating growth, and the film layer of growth is loose
Even and fine and close, film layer is without ablation.
The cross section of hollow tube 31 is square, circular etc..
During use：Workpiece 2 is installed in hollow tube 31, injects electrolyte, running parameter is set, is then turned on power supply box
On switch, be mutually perpendicular to the magnetic line of force effect under workpiece surface grow film layer, differential arc oxidation terminate wash exemplar, drying.
The utility model is in the presence of external sync electromagnetic field, grows the higher film layer of thicker microhardness.Micro-
In the presence of arc oxidation power supply, microplasma horizontal direction caused by anode moves, and in electromagnetic field (coil 32)
Workpiece 2 caused plasma vertical movement, the work of such microplasma in both direction in micro- plasma process
Under firmly, effectively prevent film layer ablation phenomen.The magnetic line of force of two electromagnetic fields is mutually perpendicular to act on, then in magnetic field
Under effect, plasma can produce movement, and pass through the magnetic line of force of another electromagnetic field, and electromotive force can be produced in plasma,
This can produce active influence to power consumption and production efficiency；Coating growth speed brings up to 1.2 by original 0.6 micro- m/min
Micron/every point；2nd, film layer weaker zone brings up to 1: 3 with fine and close stratum proportion by original 1: 1；Film layer is without ablation phenomen.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the utility model one.
Embodiment
Illustrated with reference to Fig. 1, the differential arc oxidation synchronization auxiliary selenoid field device of present embodiment, including differential arc oxidation groove
1st, cooling bath 4, power supply box 5, differential arc oxidation groove 1 set cooling bath 4, differential arc oxidation groove outside built with electrolyte, differential arc oxidation groove 1
Cavity is formed between setting cooling bath 4 outside 1, cavity also includes electromagnetism field assembly 3, electromagnetic field built with coolant, described device
Component 3 is made up of hollow tube 31 and the N circles coil 32 being wrapped on the outer wall of hollow tube 31, and electromagnetism field assembly 3 is arranged on the differential of the arc
In oxidation trough 1, workpiece 2 is arranged in electromagnetism field assembly 3, and workpiece 2 is connected as anode with the output cathode of power supply box 5, micro-
Arc oxidation trough 1 and hollow tube 31 are connected as negative electrode with the output negative pole of power supply box 5, and power supply box 5 controls hollow tube 31 and coil
32 conductings and shut-off.Helically formula is distributed coil 32, totally 100 circle coil, and the cross section of the hollow tube 31 is square, and coil
Insulation processing between 32 and hollow tube 31.
Claims (6)
1. differential arc oxidation synchronization auxiliary selenoid field device, including differential arc oxidation groove (1), cooling bath (4), power supply box (5), differential of the arc oxygen
Change groove (1) built with electrolyte, differential arc oxidation groove (1) sets cooling bath (4) outside, between differential arc oxidation groove (1) and cooling bath (4)
Cavity is formed, cavity is built with coolant, it is characterised in that described device also includes electromagnetism field assembly (3), electromagnetism field assembly (3)
It is to be made up of hollow tube (31) and the N circles coil (32) being wrapped on hollow tube (31) outer wall, coil (32) and hollow tube (31)
Between insulation processing, electromagnetism field assembly (3) is arranged in differential arc oxidation groove (1), and workpiece (2) is arranged in electromagnetism field assembly (3),
Workpiece (2) is connected as anode with the output cathode of power supply box (5), and differential arc oxidation groove (1) is defeated as negative electrode and power supply box
Go out negative pole to be connected, power supply box (5) control hollow tube (31) and coil (32) conducting and shut-off.
2. differential arc oxidation synchronization auxiliary selenoid field device according to claim 1, it is characterised in that the hollow tube (31)
Material be stainless steel 304.
3. differential arc oxidation synchronization auxiliary selenoid field device according to claim 1, it is characterised in that coil (32) is in circumferential
Distribution or helically formula are distributed.
4. differential arc oxidation synchronization auxiliary selenoid field device according to claim 1, it is characterised in that coil (32) winding
The number of turn is 50~200 circles.
5. differential arc oxidation synchronization auxiliary selenoid field device according to claim 1, it is characterised in that coil (32) uniformly divides
Cloth is on hollow tube (31).
6. according to the differential arc oxidation synchronization auxiliary selenoid field device described in claim 1, it is characterised in that hollow tube (31) it is transversal
Face is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463133.1U CN206783790U (en) | 2017-04-28 | 2017-04-28 | Differential arc oxidation synchronization auxiliary selenoid field device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463133.1U CN206783790U (en) | 2017-04-28 | 2017-04-28 | Differential arc oxidation synchronization auxiliary selenoid field device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206783790U true CN206783790U (en) | 2017-12-22 |
Family
ID=60709658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720463133.1U Expired - Fee Related CN206783790U (en) | 2017-04-28 | 2017-04-28 | Differential arc oxidation synchronization auxiliary selenoid field device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206783790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958031A (en) * | 2017-04-28 | 2017-07-18 | 哈尔滨佰倍科技有限公司 | Differential arc oxidation synchronization auxiliary selenoid field device |
-
2017
- 2017-04-28 CN CN201720463133.1U patent/CN206783790U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106958031A (en) * | 2017-04-28 | 2017-07-18 | 哈尔滨佰倍科技有限公司 | Differential arc oxidation synchronization auxiliary selenoid field device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20190428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |