CN106757254B - Anodic oxidation device - Google Patents
Anodic oxidation device Download PDFInfo
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- CN106757254B CN106757254B CN201510808318.7A CN201510808318A CN106757254B CN 106757254 B CN106757254 B CN 106757254B CN 201510808318 A CN201510808318 A CN 201510808318A CN 106757254 B CN106757254 B CN 106757254B
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/005—Apparatus specially adapted for electrolytic conversion coating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
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- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
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Abstract
The invention discloses a kind of anodic oxidation device, the anodic oxidation device includes: oxidation trough, and the oxidation trough is suitable for holding the electrolyte for submerging component to be processed;Anode assemblies, the component to be processed are suitable for being connected with the anode assemblies;Cathode assembly, the cathode assembly are at least partly suitable for immersing the electrolyte;Tracheae component, the tracheae component are at least partially immersed in the electrolyte, and the tracheae component is equipped with multiple groups stomata, and wherein at least stomata described in two groups is towards different directions to the component discharge gas.Anodic oxidation device of the invention can be effectively prevented component and be burned, and the solute mixing of electrolyte is more evenly, is conducive to oxidation film and quickly and uniformly generates.
Description
Technical field
The invention belongs to field of metal surface treatment technology, in particular to a kind of anodic oxidation device.
Background technique
The oxidation trough of existing anodic oxidation device be it is rectangular, the bottom of oxidation trough is equipped with one or two tracheaes, tracheae
Discharge compressed gas makes electrolyte more evenly and takes away the heat of parts surface to be processed, for one upwards to disturb electrolyte
A little larger-size components, the stirring action of above-mentioned tracheae is weaker, and the heat of parts surface cannot distribute as early as possible, easy burn-out portion
Part, there are rooms for improvement.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose a kind of anodic oxidation device that oxidation effectiveness is good.Anodic oxidation device according to the present invention, comprising: oxygen
Change slot, the oxidation trough is suitable for holding the electrolyte for submerging component to be processed;Anode assemblies, the component to be processed are suitable for
It is connected with the anode assemblies;Cathode assembly, the cathode assembly are at least partly suitable for immersing the electrolyte;Tracheae group
Part, the tracheae component are at least partially immersed in the electrolyte, and the tracheae component is equipped with multiple groups stomata, wherein at least
Stomata described in two groups is towards different directions to the component discharge gas;The tracheae component includes: equipped with first group of stomata
One tracheae is suitable for the outside positioned at the component to be processed in radially described first group of stomata of the oxidation trough and arranges inwardly
Deflation body;The second tracheae equipped with second group of stomata is suitable for being located at institute in radially described second group of stomata of the oxidation trough
State the inside of component to be processed and outwardly discharge gas;The tracheae component further include: the third tracheae equipped with third group stomata,
The third group stomata is suitable for being located at the lower section of the component to be processed and upward discharge gas;First tracheae includes:
One air inlet pipe, the first appendix and multiple downtake pipes, first appendix are connected with first air inlet pipe, and described
One appendix along the oxidation trough circumferentially, multiple downtake pipes be spaced apart from each other along the circumferential direction be provided with it is described
On first appendix, each downtake pipe is vertically extended, and is equipped on each downtake pipe more
A first stomata, multiple first stomatas are spaced from each other setting along the vertical direction, and first group of stomata includes multiple institutes
State the first stomata;Second tracheae includes: the second air inlet pipe, the second appendix and multiple second exhaust pipes, and described second is defeated
Tracheae is connected with second air inlet pipe, and the second appendix is arranged circumferentially in the oxidation trough, multiple second exhaust pipes
It being spaced apart from each other and is provided on second appendix along the circumferential direction, each second exhaust pipe vertically extends,
Multiple second stomatas are equipped on each second exhaust pipe, multiple second stomatas are spaced apart from each other along the vertical direction
It opens up and sets, second group of stomata includes multiple second stomatas;The third tracheae includes: that third air inlet pipe and third are defeated
Tracheae, the third appendix are connected with the third air inlet pipe and are arranged circumferentially in the bottom of the oxidation trough, and described
For the radially described third appendix of oxidation trough between first appendix and second appendix, the third is defeated
Tracheae is equipped with multiple third stomatas, and multiple third stomatas are spaced from each other setting along the circumferential direction, the third
Group stomata includes multiple third stomatas.
Anodic oxidation device according to the present invention, by the way that the tracheae group towards multiple directions discharge gas is arranged in oxidation trough
Part facilitates the heat for taking away parts surface, can be effectively especially for size greatly or with the component compared with deep groove
Component is prevented to be burned, and the solute mixing of electrolyte is more evenly, is conducive to oxidation film and quickly and uniformly generates.
In addition, above-mentioned anodic oxidation device can also have the following additional technical features: according to the present invention
Optionally, the inwards or outer lateral component discharge gas of at least one set of stomata, at least one set of gas
Hole is upward to the component discharge gas.
Optionally, pressure valve is respectively equipped in first air inlet pipe, second air inlet pipe and the third air inlet pipe.
Optionally, first appendix is configured to round or octagon, second appendix be configured to it is round or
Square.
Optionally, two first stomatas interval 10cm, Mei Gesuo being disposed adjacent on each downtake pipe
Two second stomata interval 10cm being disposed adjacent on second exhaust pipe are stated, between two be disposed adjacent the third stomata
Every 10cm.
Preferably, the anode assemblies include: anode posts, and the anode posts are rotationally set around the axial direction of the anode posts
The oxidation trough bottom and upwardly extend;Conducting beam, the conducting beam connect the upper end of the anode posts and along level sides
To extension, the component to be processed is suitable for being connected with the conducting beam.
Optionally, the anode assemblies further include: motor, the output shaft of the motor are located at the bottom wall of the oxidation trough
Center, the anode posts are connected with the output shaft optionally to rotate clockwise or counterclockwise.
Preferably, the cathode assembly includes: multiple first cathode plates, and the multiple first cathode plate is around the anode posts
Circumferential direction be spaced apart from each other and be provided in the oxidation trough and be arranged far from the anode posts;Multiple second cathode plates, it is the multiple
Second cathode plate is spaced apart from each other around the circumferential direction of the anode posts to be provided in the oxidation trough and adjacent to the anode posts;It is described to
Processing component is adapted for placement in the accommodation space that multiple first cathode plates and multiple second cathode plates limit.
Optionally, projection in the horizontal plane is followed successively by anode posts, second cathode plate, described from inside to outside
Second tracheae, the third tracheae, first tracheae and first cathode plate.
Optionally, first cathode plate is eight, eight evenly-spaced settings of the first cathode plate;Described second
Cathode plate is four, four evenly-spaced settings of the second cathode plate.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the top view (conducting beam is not shown) of anodic oxidation device according to an embodiment of the present invention;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is the suspension schematic diagram of the first cathode plate or the second cathode plate according to an embodiment of the present invention;
Fig. 4 is the structural schematic diagram of conducting beam according to an embodiment of the present invention.
Appended drawing reference:
Anodic oxidation device 10,
Oxidation trough 100, mounting plate 111, water inlet 112, water outlet 113,
Anode assemblies 200, anode posts 210, conducting beam 220, hanging point 221, through-hole 222,
Cathode assembly 300, the first cathode plate 310, the first copper bar 311, the first hook 312, the second cathode plate 320, second
Copper bar 321, the second hook 322,
Tracheae component 400, the first tracheae 410, the first air inlet pipe 411, the first appendix 412, downtake pipe 413, the
Two tracheaes 420, the second air inlet pipe 421, the second appendix 422, second exhaust pipe 423, third tracheae 430, third air inlet pipe
431, third appendix 432, third stomata 434, first pressure valve 441, second pressure valve 442, third pressure valve 443, stagnation pressure
Power valve 444, total inlet pipe 445.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "left", "right", "vertical",
The orientation of the instructions such as "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be mechanical connect
It connects, is also possible to be electrically connected;It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Anodic oxidation device 10 according to an embodiment of the present invention is described in detail referring to Fig. 1-Fig. 4.Anodic oxidation device
10 carry out oxidation processes for treating processing component (mainly alumiaum article or Al-alloy parts), form the surface of component to be processed
Oxidation film, with surface hardness and the wear resistance etc. for improving component to be processed.Optionally, component to be processed can be engine
Whirlpool disk.
As Figure 1-Figure 4, anodic oxidation device 10 is gentle including oxidation trough 100, anode assemblies 200, cathode assembly 300
Tube assembly 400.
Wherein, oxidation trough 100 is suitable for holding electrolyte, and electrolyte is for submerging component to be processed, and optionally, electrolyte can
Think H2SO4With the mixed solution of other organic acids.Component to be processed is suitable for being connected with anode assemblies 200 to be oxidized, cathode sets
Part 300 is suitable for immersing electrolyte at least partly to form complete circuit.
Component to be processed loses electronics in anode and is oxidized, and forms oxidation film, and when component to be processed generation oxidation reaction
A large amount of heat can be discharged.Tracheae component 400 is at least partially immersed in electrolyte, and tracheae component 400 is equipped with multiple groups stomata,
Wherein at least two groups of stomatas are towards different directions to component discharge gas to be processed.
In other words, it is passed through compressed gas in tracheae component 400, at least provided with two groups of stomatas on tracheae component 400, this two groups
Stomata takes away the heat of parts surface release to component discharge gas, and component is prevented to be burned, and this two groups of stomatas are not towards
It is equidirectional to component discharge gas to be processed, that is to say, that this two groups of stomatas are located at the different direction of component, the gas of stomata discharge
Body can also electrolyte near disturbance component, mix the solute of electrolyte more evenly.
Anodic oxidation device 10 according to an embodiment of the present invention discharges gas by being arranged in oxidation trough 100 towards multiple directions
The tracheae component 400 of body, facilitates the heat for taking away parts surface, especially for size greatly or with the portion compared with deep groove
Part can be effectively prevented component and be burned, and the solute mixing of electrolyte is more evenly, and it is quickly and uniform to be conducive to oxidation film
Ground generates.
The tracheae component 400 of anodic oxidation device 10 according to an embodiment of the present invention is described below in detail.
In some preferred embodiments of the invention, at least one set of stomata inwards or outer side member discharge gas,
At least one set of stomata is upward to component discharge gas.In other words, at least one set of stomata is towards generally horizontal direction to portion to be processed
Part discharge gas, at least one set of stomata upward can be effectively to take away the heat of parts surface release to component discharge gas
Component is prevented to be burned.
Preferably, as shown in Figure 1, tracheae component 400 may include the first tracheae 410, the second tracheae 420 and third tracheae
430。
Wherein, on the first tracheae 410 can be equipped with first group of stomata (not shown), oxidation trough 100 radially
First group of stomata is suitable for being located at the outside of component and inwardly discharge gas.In other words, first group of stomata on the first tracheae 410 can
The heat on surface to be vented towards the surface in the outside of component, to take away member outside.
It should be noted that the "inner", "outside" in technical solution of the present invention refer to oxidation trough 100 radially, lean on
The center of nearly oxidation trough 100 is then "inner", and the center far from oxidation trough 100 is then "outside".Such as above-mentioned " first group of stomata is suitable for
Positioned at the outside of component " refer to center with a distance from center of first group of stomata from oxidation trough 100 than component from oxidation trough 100
Distance is remote.
Second group of stomata (not shown) can be equipped on second tracheae 420, at radially second group of oxidation trough 100
Stomata is suitable for being located at the inside of component and outwardly discharge gas.In other words, second group of stomata on the second tracheae 420 can towards to
The surface of the inside of processing component is vented, the heat on surface to take away part innerside to be processed.
On third tracheae 430 can be equipped with third group stomata 434, third group stomata 434 be suitable for positioned at component lower section and
Discharge gas upward.In other words, the third group stomata 434 on third tracheae 430 can be towards the surface of the downside of component to be processed
Exhaust, to take away the heat on the surface on the downside of component to be processed.
The heat on each surface of component can distribute rapidly as a result, component be hardly damaged and oxidation film more evenly.
Optionally, as shown in Figure 1, the first tracheae 410 may include the first air inlet pipe 411, the first appendix 412 and multiple
Downtake pipe 413, the first appendix 412 can be connected with the first air inlet pipe 411, and the first appendix 412 can be along oxidation
Slot 100 circumferentially, and the first appendix 412 can neighbouring oxidation trough 100 side wall.Multiple downtake pipes 413 can be with
Interval is provided on the first appendix 412 circumferentially from one another, and each downtake pipe 413 can vertically extend, often
Multiple first stomatas can be equipped on a downtake pipe 413, multiple first stomatas can be spaced from each other along the vertical direction
Setting, first group of stomata include multiple first stomatas, and the first stomata can towards downtake pipe 413 interior open with towards to
The surface in the outside of processing component is vented.
Optionally, the first appendix 412 is it is so structured that round or regular polygon.Specifically, as shown in Figure 1, first is defeated
Tracheae 412 is it is so structured that octagon.
Specifically, as shown in Figure 1, downtake pipe 413 can be eight, eight downtake pipes 413 can uniformly between
Be spaced apart, and eight downtake pipes 413 can respectively from the apex angle of the first appendix 412 of octagon along the vertical direction
Extend.
Optionally, multiple first stomatas evenly-spaced along the vertical direction can be arranged on downtake pipe 413.Specifically
Ground, two the first stomatas being disposed adjacent on each downtake pipe 413 can be spaced 10cm, that is to say, that each first row
First stomata can be equipped at interval of 10cm on tracheae 413.
In some alternative embodiments, the first appendix 412 can be arranged adjacent to the bottom wall of oxidation trough 100, first row
Tracheae 413 can upwardly extend.
In other optional embodiments, the bottom wall that the first appendix 412 may be located remotely from oxidation trough 100 is arranged, and first
Exhaust pipe 413 can extend downwardly.
As shown in Fig. 2, the second tracheae 420 may include the second air inlet pipe 421, the second appendix 422 and multiple second rows
Tracheae 423, the second appendix 422 can be connected with the second air inlet pipe 421, and the second appendix 422 can be arranged circumferentially in oxygen
Change the bottom of slot 100, in other words, the second appendix 422 can be arranged adjacent to the bottom wall of oxidation trough 100.
The side wall that second appendix 422 may be located remotely from oxidation trough 100 is arranged in the upper of the center of the bottom wall of oxidation trough 100
Side, multiple second exhaust pipes 423 can be spaced circumferentially from one another to be provided on the second appendix 422, and each second exhaust pipe
423 can upwardly extend, and multiple second stomatas can be equipped on each second exhaust pipe 423, multiple second stomatas can edge
Up and down direction is spaced from each other setting, and second group of stomata includes multiple second stomatas.It is understood that the second stomata can court
The outside of second exhaust pipe 423 is opened wide to be vented towards the surface of the inside of component to be processed.
Optionally, the second appendix 422 is it is so structured that round or regular polygon.Specifically, as shown in Fig. 2, second is defeated
Tracheae 422 is it is so structured that square.
Specifically, as shown in Fig. 2, second exhaust pipe 423 can be four, four second exhaust pipes 423 can uniformly between
It is spaced apart, and four second exhaust pipes 423 can be upwardly extended from the midpoint on each side of square respectively.
Optionally, multiple second stomatas evenly-spaced along the vertical direction can be arranged on second exhaust pipe 423.Specifically
Ground, two the second stomatas being disposed adjacent on each second exhaust pipe 423 can be spaced 10cm, that is to say, that each second row
Second stomata can be equipped at interval of 10cm on tracheae 423.
As shown in Figure 1, third tracheae 430 may include third air inlet pipe 431 and third appendix 432, third appendix
432 can be connected with third air inlet pipe 431, and third appendix 432 can be arranged circumferentially in the bottom of oxidation trough 100, in oxygen
The radially third appendix 432 for changing slot 100 can be between the first appendix 412 and the second appendix 422, third gas transmission
Multiple third stomatas 434 can be equipped on pipe 432, multiple third stomatas 434 can be spaced apart setting, third group circumferentially from one another
Stomata includes multiple third stomatas 434.It is understood that third stomata 434 can open wide setting upward with towards portion to be processed
The surface of the downside of part is vented.
Optionally, third appendix 432 is it is so structured that round or regular polygon.Specifically, as shown in Figure 1, third is defeated
Tracheae 432 is it is so structured that square.
Specifically, as shown in Figure 1, multiple third stomatas 434 can be opened up along the circumferential uniform intervals of third appendix 432
It sets.Specifically, 10cm can be spaced between two third stomatas 434 being disposed adjacent, that is to say, that on third appendix 432
A third stomata 434 can be equipped at interval of 10cm.
Preferably, pressure valve can be respectively equipped in the first air inlet pipe 411, the second air inlet pipe 421 and third air inlet pipe 431
Individually to control the admission pressure of the first tracheae 410, the second tracheae 420 and third tracheae 430, thus, it is possible to be directed to be processed
The shape on each surface of component controls the pressure at expulsion of the first stomata, the second stomata and third stomata 434 respectively.Certainly,
One air inlet pipe 411, the second air inlet pipe 421 and third air inlet pipe 431 can be connected to the same total inlet pipe 445.
Optionally, it can be equipped with first pressure valve 441 in the first air inlet pipe 411, the can be equipped in the second air inlet pipe 421
Two pressure valve 442 can be equipped with third pressure valve 443 in third air inlet pipe 431, can be equipped with gross pressure on total inlet pipe 445
Valve 444.
Optionally, oxidation trough 100 is it is so structured that cylinder-shaped or square.As shown in Figure 1, the first appendix 412,
Two appendixs 422 and third appendix 432 can be arranged around the center of oxidation trough 100 in the horizontal direction.
As shown in Figure 1, water inlet 112 and water outlet 113 can be equipped on oxidation trough 100, for the oxidation trough of square
100, water inlet 112 and water outlet 113 can be located at the position relatively far away from of the side wall of oxidation trough 100, such as water inlet 112
The opposite two angle setting of square can be respectively adjacent to water outlet 113.
Certainly, in other optional embodiments of the invention, water inlet pipe can also be introduced in the top of oxidation trough 100
Replace water inlet 112 and water outlet 113 respectively with outlet pipe.
Some preferred embodiments according to the present invention, as shown in Figure 1, anode assemblies 200 may include anode posts 210, sun
Pole 210 can be rotatably arranged in oxidation trough 100 around the axial direction of anode posts 210, and anode posts 210 can upwardly extend,
That is, the rotation axis of anode posts 210 is vertical direction and the axis for passing through anode posts 210.
Optionally, as shown in Figure 1, projection of the anode posts 210 on the bottom wall of oxidation trough 100 can be located at oxidation trough 100
Center.First tracheae 410, the second tracheae 420 and third tracheae 430 can around anode posts 210 circumferentially, and from introversion
It is followed successively by anode posts 210, the second tracheae 420, third tracheae 430 and the first tracheae 410 outside.
Optionally, the bottom wall of oxidation trough 100 is equipped with sleeve protruding upward, anode posts 210 can be located in sleeve with
Prevent anode posts 210 by electrolyte oxidation, sleeve can be integrally formed with the bottom wall of oxidation trough 100.
Optionally, anode posts 210 can be copper post, and the electric conductivity of anode posts 210 is preferable as a result, and can prevent anode
Column 210 is aoxidized by electrolyte.
Optionally, anode assemblies 200 can also include motor (not shown), and anode posts 210 can be defeated with motor
Shaft is connected optionally to rotate clockwise or counterclockwise.In other words, the output shaft of motor can drive 210 turns of anode posts
It is dynamic, pass through the steering of the i.e. controllable anode posts 210 of the steering of control motor.
Optionally, the output shaft of motor can be located at the center of the bottom wall of oxidation trough 100, for example the output shaft of motor can be with
Through the center of the bottom wall of oxidation trough 100, oxidation trough 100 is protruded into from outside to inside and is connected with anode posts 210.
As shown in figure 4, anode assemblies 200 can also include conducting beam 220, conducting beam 220 can connect anode posts 210
Upper end, and conducting beam 220 can be horizontally extending, component to be processed is suitable for being connected with conducting beam 220.
It is understood that motor can drive anode posts 210 to rotate, anode posts 210 can drive 220 turns of conducting beam
It is dynamic, to make to rotate in the electric field of formation of the component to be processed between anode assemblies 200 and cathode assembly 300, that is to say, that
Component to be processed cycle rotation in the electric field of varying strength, the oxidation film formed everywhere in component to be processed as a result, more evenly,
And component to be processed preferably can carry out heat exchange with electrolyte during rotation, and component to be processed is prevented to be oxidized generation
Heat burn out.
Optionally, conducting beam 220 can be supported on the upper end of anode posts 210, that is to say, that anode posts 210 can also rise
To the effect for supporting component to be processed, the rotation of anode posts 210 is more stable, and the energy consumption needed is smaller.
Specifically, it as shown in figure 4, conducting beam 220 can be connected through a screw thread the top that part is fixed on anode posts 210, leads
It can make to be equipped with the through-hole 222 passed through for threaded connector on electric beam 220.
Optionally, hanger (not shown) is hung on conducting beam 220, component to be processed can be located in hanger.
Optionally, as shown in figure 4, conducting beam 220 can be structured as bar shaped, hanging point at two can be equipped on conducting beam 220
221 to hang hanger.
Certainly, the shape of conducting beam 220 is not limited to bar shaped, can also be other shapes, such as cross etc..
In some currently preferred embodiments of the present invention, cathode assembly 300 may include the first cathode plate 310 and the second cathode
Plate 320.Wherein, the first cathode plate 310 and the second cathode plate 320 can be multiple, and component to be processed be adapted for placement in it is more
In the accommodation space that a first cathode plate 310 and multiple second cathode plates 320 limit, in other words, component to be processed is suitable for
Rotation in the accommodation space that multiple first cathode plates 310 and multiple second cathode plates 320 limit.Component to be processed as a result,
The electric current on the surface of the electric current and inside on the surface in outside is generally equalized, and the thickness of oxidation film is more evenly.
As shown in Figure 1, projection in the horizontal plane, is followed successively by anode posts 210, the second cathode plate 320, second from inside to outside
Tracheae 420, third tracheae 430, the first tracheae 410 and the first cathode plate 310.
As shown in Figure 1, multiple first cathode plates 310 can be spaced apart from each other around the circumferential direction of anode posts 210 is provided with oxidation trough
In 100, and multiple first cathode plates 310 are arranged far from anode posts 210.In other words, multiple first cathode plates 310 can be along oxidation
The side wall of slot 100 is spaced from each other setting and close to the side wall of oxidation trough 100.
Optionally, as shown in Figure 1, multiple first cathode plates 310 can be connected by the first copper bar 311, the first copper bar 311
It can be mounted on the side wall of oxidation trough 100, and be located at the top of electrolyte, the first copper bar 311 can be in the horizontal direction around oxygen
Change slot 100 circumferentially.
As shown in Figure 1, the first cathode plate 310 can be eight, eight the first cathode plates 310 can be opened up with uniform intervals
It sets.Specifically, eight the first cathode plates 310 can be located in the eight sides of an octagon, and the first copper bar 311 can be with
Octagon is configured to, in the eight sides for the first copper bar 311 that eight the first cathode plates 310 can mount respectively.
And eight the first cathode plates 310 can be arranged alternately with eight downtake pipes 413, and in other words, each first row
Tracheae 413 can be located between two adjacent the first cathode plates 310, and each first cathode plate 310 can be located at adjacent two
Between a downtake pipe 413.
Preferably, as shown in Figure 1, each first cathode plate 310 can be suspended on along the vertical direction by the first hook 312
On first copper bar 311, the first hook 312 can partially immerse electrolyte.Optionally, the first hook 312 can be titanium alloy
To prevent the first hook 312 by electrolytic corrosion.
Optionally, the first cathode plate 310 can be stereotype or carbon plate.
As shown in Fig. 2, multiple second cathode plates 320 can be spaced apart from each other around the circumferential direction of anode posts 210 is provided with oxidation trough
In 100, and multiple second cathode plates 320 are arranged adjacent to anode posts 210.Optionally, multiple second cathode plates 320 are in oxidation trough
Projection on 100 bottom wall can be located at the second appendix 422 within the projection on the bottom wall of oxidation trough 100.
Optionally, as shown in Fig. 2, multiple second cathode plates 320 can be connected by the second copper bar 321, the second copper bar 321
It can be mounted on mounting plate 111, mounting plate 111 can be fixed on sleeve, and the top of anode posts 210 can be through installation
Plate 111, the second copper bar 321 can be located at the top of electrolyte, and the second copper bar 321 can in the horizontal direction circumferentially.
As shown in Fig. 2, the second cathode plate 320 can be four, four the second cathode plates 320 can be opened up with uniform intervals
It sets.Specifically, four the second cathode plates 320 can be located on a square four edges or octagon
On four edges.Second copper bar 321 is it is so structured that octagon, the second bronze medal that four the second cathode plates 320 can mount respectively
On the spaced four edges of row 321.For second copper bar 321 also it is so structured that circle, four the second cathode plates 320 can be with
Uniform intervals are provided on circular second copper bar 321.
Optionally, four the second cathode plates 320 can be arranged with four faces in eight the first cathode plates 310 respectively.
Four the second cathode plates 320 can be arranged alternately with four second exhaust pipes 423, in other words, each second exhaust
Pipe 423 can be located between two adjacent the second cathode plates 320, and each second cathode plate 320 can be located at adjacent two
Between second exhaust pipe 423.
Preferably, as shown in Fig. 2, each second cathode plate 320 can be suspended on along the vertical direction by the second hook 322
On second copper bar 321, the second hook 322 can partially immerse electrolyte.Optionally, the second hook 322 can be titanium alloy
To prevent the second hook 322 by electrolytic corrosion.
Optionally, the second cathode plate 320 can be stereotype or carbon plate.
In a specific example of the invention, as depicted in figs. 1 and 2, the center of the bottom wall of square oxidation trough 100
On can be equipped with sleeve protruding upward, copper anode posts 210 can be located in sleeve, and anode posts 210 can be with motor
Output shaft is connected and optionally rotates clockwise or counterclockwise, and the top of anode posts 210 is connected through a screw thread the fixed branch of part
Support has the conducting beam 220 of strip, and the both ends of conducting beam 220 can be equipped with the hanger for placing component to be processed.Four second
Cathode plate 320 and eight the first cathode plates 310 can be arranged along the circumferential uniform intervals of anode posts 210 respectively, and the second cathode
Plate 320 arranges that the first cathode plate 310 is arranged far from anode posts 210 adjacent to anode posts 210, and component to be processed can be in the first yin
Rotation in the accommodation space that pole plate 310 and the second cathode plate 320 limit.The position of adjacent bottom wall can be set in oxidation trough 100
There is a third appendix 432 of the first appendix 412 of octagon, the second appendix 422 of square and square, eight the
One exhaust pipe 413 can be provided on the first appendix 412 and be upwardly extended with uniform intervals, and four second exhaust pipes 423 can be with
Uniform intervals are provided on the second appendix 422 and upwardly extend, and can be equipped on each downtake pipe 413 at interval of 10cm
One the first stomata can be equipped with second stomata, each third appendix at interval of 10cm on each second exhaust pipe 423
A third stomata 434 can be equipped at interval of 10cm on 432, the first stomata can discharge gas inwardly, the second stomata can be with
Discharge gas outwardly, third stomata 434 can discharge gas, and downtake pipe 413, second exhaust pipe 423 and third upward
The pressure at expulsion of appendix 432 can be controlled individually.It projects in the horizontal plane, is followed successively by the 210, second yin of anode posts from inside to outside
Pole plate 320, the second appendix 422, third appendix 432, the first appendix 412 and the first cathode plate 310.
In conclusion anodic oxidation device 10 according to an embodiment of the present invention, being provided in oxidation trough 100 can be towards more
Cathode assembly 300 is set as inside and outside two circle, makes component to be processed in the first cathode by the tracheae component 400 of a direction discharge gas
It is rotated between plate 310 and the second cathode plate 320, facilitates the heat for taking away parts surface, especially for size is big or band
There is the component compared with deep groove, component can be effectively prevented and be burned, and the solute mixing of electrolyte is more evenly, component is continuous
The cycle rotation in electric field is conducive to oxidation film and quickly and uniformly generates.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (9)
1. a kind of anodic oxidation device characterized by comprising
Oxidation trough, the oxidation trough are suitable for holding the electrolyte for submerging component to be processed;
Anode assemblies, the component to be processed are suitable for being connected with the anode assemblies;
Cathode assembly, the cathode assembly are at least partly suitable for immersing the electrolyte;
Tracheae component, the tracheae component are at least partially immersed in the electrolyte, and the tracheae component is equipped with multiple groups gas
Hole, wherein at least stomata described in two groups are towards different directions to the component discharge gas;
The tracheae component includes:
The first tracheae equipped with first group of stomata, radially described first group of stomata of the oxidation trough be suitable for being located at it is described to
The outside of processing component and inwardly discharge gas;
The second tracheae equipped with second group of stomata, radially described second group of stomata of the oxidation trough be suitable for being located at it is described to
The inside of processing component and outwardly discharge gas;
The tracheae component further include:
Third tracheae equipped with third group stomata, the third group stomata is suitable for positioned at the lower section of the component to be processed and upward
Discharge gas;
First tracheae includes: the first air inlet pipe, the first appendix and multiple downtake pipes, first appendix and institute
It states the first air inlet pipe to be connected, circumferentially along the oxidation trough, multiple downtake pipes are along institute for first appendix
It states circumferential be spaced apart from each other to be provided on first appendix, each downtake pipe vertically extends, each
It is equipped with multiple first stomatas on the downtake pipe, multiple first stomatas are spaced from each other setting along the vertical direction,
First group of stomata includes multiple first stomatas;
Second tracheae includes: the second air inlet pipe, the second appendix and multiple second exhaust pipes, second appendix and institute
It states the second air inlet pipe to be connected, the second appendix is arranged circumferentially in the oxidation trough, and multiple second exhaust pipes are along the week
It is provided on second appendix to being spaced apart from each other, each second exhaust pipe vertically extends, each described
It is equipped with multiple second stomatas on second exhaust pipe, multiple second stomatas are spaced from each other setting along the vertical direction,
Second group of stomata includes multiple second stomatas;
The third tracheae includes: third air inlet pipe and third appendix, the third appendix and the third air inlet pipe phase
It even and is arranged circumferentially in the bottom of the oxidation trough, and is located at described the in the radially described third appendix of the oxidation trough
Between one appendix and second appendix, the third appendix is equipped with multiple third stomatas, and multiple described the
Three stomatas are spaced from each other setting along the circumferential direction, and the third group stomata includes multiple third stomatas.
2. anodic oxidation device according to claim 1, which is characterized in that at least one set of stomata is inwards or outside
To the component discharge gas, at least one set of stomata is upward to the component discharge gas.
3. anodic oxidation device according to claim 2, which is characterized in that first air inlet pipe, second air inlet
Pressure valve is respectively equipped in pipe and the third air inlet pipe.
4. anodic oxidation device according to claim 2, which is characterized in that first appendix is configured to round or just
Octagon, second appendix are configured to round or square.
5. anodic oxidation device according to claim 2, which is characterized in that be disposed adjacent on each downtake pipe
Two first stomata interval 10cm, two second stomata intervals being disposed adjacent on each second exhaust pipe
10cm, two third stomata interval 10cm being disposed adjacent.
6. the anodic oxidation device according to any one of claim 3-5, which is characterized in that the anode assemblies include:
Anode posts, the anode posts are rotatably arranged at the bottom of the oxidation trough around the axial direction of the anode posts and prolong upwards
It stretches;
Conducting beam, the conducting beam connect the upper end of the anode posts and horizontally extending, and the component to be processed is suitable for
It is connected with the conducting beam.
7. anodic oxidation device according to claim 6, which is characterized in that the cathode assembly includes:
Multiple first cathode plates, the multiple first cathode plate are spaced apart from each other around the circumferential direction of the anode posts and are provided with the oxidation
It is arranged in slot and far from the anode posts;
Multiple second cathode plates, the multiple second cathode plate are spaced apart from each other around the circumferential direction of the anode posts and are provided with the oxidation
In slot and adjacent to the anode posts;
The component to be processed is adapted for placement in the appearance that multiple first cathode plates and multiple second cathode plates limit
It receives in space.
8. anodic oxidation device according to claim 7, which is characterized in that projection in the horizontal plane, from inside to outside according to
It is secondary for the anode posts, second cathode plate, second tracheae, the third tracheae, first tracheae and described the
One cathode plate.
9. anodic oxidation device according to claim 7, which is characterized in that first cathode plate is eight, eight institutes
State the evenly-spaced setting of the first cathode plate;
Second cathode plate is four, four evenly-spaced settings of the second cathode plate.
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CN110067013A (en) * | 2019-04-28 | 2019-07-30 | 西安理工大学 | A kind of more cathodes, which are staggered the time, is connected differential arc oxidation control method |
CN111690953A (en) * | 2020-07-14 | 2020-09-22 | 西安泰金工业电化学技术有限公司 | Insoluble frame-shaped anode structure capable of collecting acid mist |
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