CN217709717U - Anodic oxidation electrode device - Google Patents
Anodic oxidation electrode device Download PDFInfo
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- CN217709717U CN217709717U CN202221266811.2U CN202221266811U CN217709717U CN 217709717 U CN217709717 U CN 217709717U CN 202221266811 U CN202221266811 U CN 202221266811U CN 217709717 U CN217709717 U CN 217709717U
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Abstract
The utility model discloses an anodic oxidation electrode device, which comprises a transmission device, a cathode cage and an anode support, wherein the transmission device is arranged above the cathode cage, and the device takes a part hanger as an anode to enable the cathode to rotate around the part, thereby ensuring that all surfaces of the part react uniformly and forming a uniform oxidation film; the anode and the cathode form a similar modular structure, and can be taken out from the oxidation tank together after the anode oxidation is finished or in the process of the anode oxidation, so that the electrode can be inspected in real time on line; the purpose of radiating the surface of the component is achieved by the electrolyte disturbed by the rotation of the cathode, and the influence of an aeration mode on the anodic oxidation effect is avoided; because the cathode does not need to be fixed and an oxidation tank, the mobility of the device is enhanced, the requirements on sites and equipment are reduced, and the production cost is saved.
Description
Technical Field
The utility model relates to an anodic oxidation electrode device.
Background
In order to overcome the defects of metal or alloy surface hardness, wear resistance and the like, expand the application range and prolong the service life, a surface treatment technology is an indispensable ring, and an anodic oxidation technology is the most widely and successfully applied at present. What is called anodization is an electrolytic oxidation process in which the metal or alloy surface is generally converted into an oxide film having protective, decorative, and some other functional properties. Generally, the metal or alloy itself is used as an anode, a lead plate, a graphite plate, etc. is selected as a cathode, the anode and the cathode are put together in an electrolyte, usually consisting of sulfuric acid, oxalic acid, chromic acid, etc., and electrolysis is carried out to form an oxide film on the surface of the metal or alloy.
An innovation method of an anodic oxidation negative plate, patent No. CN201710098407.6, relates to an innovation method of an anodic oxidation negative plate, wherein the top of a special-shaped revolving body negative plate is attached to the surface of a negative plate along with the top of brush bristles, and the negative plate stably rotates at a constant speed in an anodic oxidation bath solution; the invention effectively increases the area of the anodic oxidation cathode plate, reduces bubbles and impurities on the surface of the cathode plate, improves the utilization rate of the cathode plate, has uniform current density of workpieces and uniform thickness performance of the oxide film, and prolongs the service life of the cathode plate.
An anodic oxidation device is disclosed in patent number CN201220492370.8, and comprises an anodic oxidation tank and a rotary motor, wherein a hanger main body is installed at the front end of a rotary output shaft of the rotary motor, a plurality of suspension beams are uniformly arranged on the hanger main body, a clamp capable of horizontally moving along the suspension beams is installed on each suspension beam, and the working end of the clamp is inserted into the anodic oxidation tank after clamping a metal workpiece. The utility model is provided with a hanger main body with a plurality of clamps on the rotary output shaft of a rotary motor, the clamps which can horizontally move along the suspension beam can adjust the working distance between the metal workpiece and the cathode bar, so that the working distance between the surface of the metal workpiece and the cathode bar is always kept consistent, and an oxide layer with uniform thickness can be formed on the surface of the cylindrical metal workpiece; a plurality of metal workpieces can be treated by one-time anodic oxidation treatment, and the surface treatment efficiency of the metal workpieces is greatly improved.
The prior art has the following defects:
(1) the part is used as an anode, the position of the part and the position of a cathode are fixed, the number of the part and the number of the cathodes are limited, and some surfaces of a polyhedral and microporous part can not correspond to the cathodes, so that the anodic oxidation film forming effect is influenced; even if the scheme I similar to the invention realizes the self-rotation of the cathode, the cathode and the anode are still relatively fixed, and the ideal film forming effect cannot be achieved; in the second scheme, even though the component rotates to achieve the uniform oxidation effect, the component is in a motion state, so that the fixed point is easy to loosen, the component falls off, or the component is burnt by point contact and high-voltage discharge.
(2) The cathode position is fixed for a long time and is placed in the oxidation tank, the cathode is checked and overhauled, electrolyte in the tank needs to be emptied firstly, the relative process is complex, and the surface treatment effect of the component is influenced easily because the component is not overhauled timely.
(3) The heat accumulation on the surface of the part in the anodic oxidation process is not prevented, the electrolyte is disturbed to dissipate the heat of the surface of the part in a mode of aerating the bottom of the oxidation tank, and formed bubbles are easily adsorbed on the surface of the part to block the oxidation process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anodic oxidation electrode device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an anodic oxidation electrode device comprises a transmission device, a cathode cage and an anode support, wherein the transmission device is arranged above the cathode cage and comprises a transmission motor and a driving gear; the cathode cage comprises a cathode cage main body, a cathode cage upper cover and a transmission gear, wherein a sleeve is arranged at the center of the cathode cage upper cover and connected with the transmission gear, a carbon brush is also arranged on the sleeve, and the transmission gear is meshed with the driving gear; the anode support comprises a support rod, a part hanger, a cathode cage upper cover support and a cathode cage lower support, the lower end of the support rod extends out of the cathode cage main body and is connected with the cathode cage lower support outside the cathode cage main body, the upper end of the support rod extends out of a sleeve of the cathode cage upper cover, the part hanger is connected with the cathode cage upper cover support below the cathode cage upper cover, namely in the cathode cage main body, and the part hanger is welded or movably connected to the middle part of the support rod.
Preferably, the support rod is a hollow cylinder, and two through holes are formed in the middle section of the cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the part hanger is used as an anode, so that the cathode rotates around the part, and the uniform reaction of all surfaces of the part is ensured to form a homogeneous oxidation film;
2. the anode and the cathode form a similar modular structure, and can be taken out from the oxidation tank together after the anode oxidation is finished or in the process of the anode oxidation, so that the electrode can be inspected in real time on line;
3. the purpose of radiating the surface of the component is achieved by the electrolyte disturbed by the rotation of the cathode, and the influence of an aeration mode on the anodic oxidation effect is avoided;
4. because the cathode does not need to be fixed and an oxidation tank, the mobility of the device is enhanced, the requirements on sites and equipment are reduced, and the production cost is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the transmission device of the present invention;
FIG. 3 is a schematic structural view of the cathode cage of the present invention;
fig. 4 is a schematic view of the anode supporting structure of the present invention.
In the figure: the device comprises a transmission motor 1, a transmission shaft 2, a driving gear 3, a transmission gear 4, a carbon brush 5, a cathode cage upper cover 6, a cathode cage main body 7, a support rod 8, a cathode cage upper cover support 9, a cathode cage lower support 10, a part hanger 11, a transmission device 12, an anode support 13 and a cathode cage 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an anodic oxidation electrode device comprises a transmission device 12, a cathode cage 14 and an anode support 13, wherein the transmission device 12 is arranged above the cathode cage 14 and comprises a transmission motor 1 and a driving gear 3, and the driving gear 3 is sleeved on a transmission shaft 2 of the transmission motor 1; the cathode cage 14 comprises a cathode cage main body 7, a cathode cage upper cover 6 and a transmission gear 4, a sleeve is arranged at the center of the cathode cage upper cover 6 and connected with the transmission gear 4, a carbon brush 5 is further arranged on the sleeve, and the transmission gear 4 is meshed with the driving gear 3; the anode support 13 comprises a support rod 8, a part hanger 11, a cathode cage upper cover support 9 and a cathode cage lower support 10, the lower end of the support rod 8 extends out of the cathode cage main body 7 and is connected with the cathode cage lower support 10 outside the cathode cage main body 7, the upper end of the support rod 8 extends out of a sleeve of the cathode cage upper cover 6 and is connected with the cathode cage upper cover support 9 below the cathode cage upper cover 6, namely in the cathode cage main body 7, and the part hanger 11 is welded or movably connected to the middle of the support rod 8.
The support rod 8 is a hollow cylinder, the surface of the support rod is subjected to insulation treatment, a preformed hole is formed in the middle of the support rod, and an anode wire is led out and connected with an anode hanger; the extracted cathode line is used as an auxiliary cathode, and some products need to be internally treated due to special reasons.
The cathode cage upper cover support 9 and the cathode cage lower support 10 are made of low-friction PTFE, and the component hanger 11, the cathode cage main body 7 and the cathode cage upper cover 6 are made of titanium.
The device uses the part hanger as an anode, and the cathode rotates around the part to ensure that all surfaces of the part react uniformly to form a homogeneous oxidation film; the anode and the cathode form a similar modular structure, and can be taken out from the oxidation tank together after the anode oxidation is finished or in the process of the anode oxidation, so that the electrode can be inspected in real time on line; the purpose of radiating the surface of the component is achieved by the electrolyte disturbed by the rotation of the cathode, and the influence of an aeration mode on the anodic oxidation effect is avoided; because the cathode does not need to be fixed and an oxidation tank, the mobility of the device is enhanced, the requirements on sites and equipment are reduced, and the production cost is saved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. An anodic oxidation electrode device is characterized in that: the device comprises a transmission device (12), a cathode cage (14) and an anode support (13), wherein the transmission device (12) is arranged above the cathode cage (14) and comprises a transmission motor (1) and a driving gear (3), and the driving gear (3) is sleeved on a transmission shaft (2) of the transmission motor (1); the cathode cage (14) comprises a cathode cage main body (7), a cathode cage upper cover (6) and a transmission gear (4), a sleeve is arranged at the center of the cathode cage upper cover (6), the sleeve is connected with the transmission gear (4), a carbon brush (5) is further arranged on the sleeve, and the transmission gear (4) is meshed with the driving gear (3); the positive pole support (13) including bracing piece (8), part hanger (11), negative pole cage upper cover support (9) and negative pole cage under bracing (10), bracing piece (8) lower extreme extends negative pole cage main part (7) and negative pole cage under bracing (10) and is connected at negative pole cage main part (7) outer joint, the sleeve of negative pole cage upper cover (6) extends on bracing piece (8), is connected with negative pole cage upper cover support (9) in negative pole cage upper cover (6) below is negative pole cage main part (7) promptly, welding of part hanger (11) or swing joint are in bracing piece (8) middle part.
2. The anodic oxidation electrode assembly of claim 1, wherein: the supporting rod (8) is a hollow cylinder, and two through holes are formed in the middle section of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266811.2U CN217709717U (en) | 2022-05-25 | 2022-05-25 | Anodic oxidation electrode device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266811.2U CN217709717U (en) | 2022-05-25 | 2022-05-25 | Anodic oxidation electrode device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217709717U true CN217709717U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221266811.2U Active CN217709717U (en) | 2022-05-25 | 2022-05-25 | Anodic oxidation electrode device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217709717U (en) |
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2022
- 2022-05-25 CN CN202221266811.2U patent/CN217709717U/en active Active
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