CN111235613A - Auxiliary anode for electroplating and auxiliary anode device for electroplating - Google Patents
Auxiliary anode for electroplating and auxiliary anode device for electroplating Download PDFInfo
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- CN111235613A CN111235613A CN202010161128.1A CN202010161128A CN111235613A CN 111235613 A CN111235613 A CN 111235613A CN 202010161128 A CN202010161128 A CN 202010161128A CN 111235613 A CN111235613 A CN 111235613A
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- 238000009713 electroplating Methods 0.000 title claims abstract description 84
- 238000007747 plating Methods 0.000 claims abstract description 43
- 230000004888 barrier function Effects 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 2
- 239000000725 suspension Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 17
- 150000002500 ions Chemical class 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 description 8
- 239000004677 Nylon Substances 0.000 description 7
- 229920001778 nylon Polymers 0.000 description 7
- 150000001768 cations Chemical class 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
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- 238000004804 winding Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000007743 anodising Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Classifications
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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
- C25D7/00—Electroplating characterised by the article coated
- C25D7/04—Tubes; Rings; Hollow bodies
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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
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/007—Current directing devices
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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
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
- C25D17/12—Shape or form
Abstract
The invention provides an auxiliary anode for electroplating and an auxiliary anode device for electroplating, which have better electroplating effect on a tubular plated part. The invention provides an auxiliary anode for electroplating, which comprises an anode wire and a barrier layer, wherein the anode wire is connected with an external anode power supply, the anode wire is provided with a suspension section, the suspension section is externally coated with the barrier layer to form a plating part suspension section, the plating part suspension section penetrates through the interior of a plating part, the anode wire is not contacted with the plating part through the barrier layer, and a hole for ions to pass through is formed in the barrier layer. The invention provides an auxiliary anode for electroplating and an auxiliary anode device for electroplating, which have better electroplating effect on tubular plated parts.
Description
Technical Field
The invention belongs to the technical field of electroplating, and particularly relates to an auxiliary anode for electroplating and an auxiliary anode device for electroplating.
Background
Electroplating is a process of plating a thin layer of other metals or alloys on the surface of some metals by using the principle of electrolysis, and is a process of attaching a layer of metal film on the surface of a metal or other material product by using the action of electrolysis, thereby having the effects of preventing metal oxidation (such as corrosion), improving wear resistance, conductivity, light reflection, corrosion resistance (such as copper sulfate and the like), enhancing the appearance and the like.
When some tubular products are electroplated, the outer part of the workpiece is close to the anode plate, and the current flows from the anode plate to the outer part more easily, so that the electroplating reaction at the outer position is faster; the inside is opposite, and the current is difficult to flow from the pipe orifice to the middle of the pipe workpiece, so that the electroplating reaction at the middle position is slow or even non-reactive. So that problems of poor plating or thinner plating may occur inside the pipe. The electroplating effect is poor, so the electroplating process needs to be improved.
In order to improve the above problems, the prior art also provides a lower auxiliary anode device, but most of these auxiliary anode tools are complex, and still cannot satisfy the problem of uniform plating inside the tubular products. For example, CN208055481U discloses an auxiliary anodizing apparatus for an electroplating hanger, which is characterized in that an auxiliary anode 7 is wrapped on a central rod 6 of a hanger 5 to achieve a better electroplating effect, the hanger is fixed in shape, and can be used for better fixing a straight cylindrical plated part and has a poor fixing effect on a cylindrical pipe with an irregular shape. And the auxiliary anode device is only closer to the inside of the tubular product and cannot extend into the tubular inside to realize better and more uniform electroplating effect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an auxiliary anode for electroplating and an auxiliary anode device for electroplating, which have better electroplating effect on a tubular plated part.
The invention provides an auxiliary anode for electroplating, which comprises an anode wire and a barrier layer, wherein the anode wire is connected with an external anode power supply, the anode wire is provided with a suspension section, the suspension section is externally coated with the barrier layer to form a plating part suspension section, the plating part suspension section penetrates through the interior of a plating part, the anode wire is not contacted with the plating part through the barrier layer, and a hole for ions to pass through is formed in the barrier layer.
Preferably, the anode wire is a bendable metal wire.
Preferably, the barrier layer is a cloth or a plastic woven mesh.
Preferably, the average thickness of the barrier layer coated outside the hanging section is 1-5 mm.
The invention also provides an auxiliary anode device for electroplating, which comprises a hanging piece support frame, an auxiliary anode support frame and the auxiliary anode, wherein the auxiliary anode support frame is used for fixing the auxiliary anode and is connected with an external anode power supply to provide anode current for the auxiliary anode, and the hanging piece support frame is used for fixing a plated piece and is connected with an external cathode power supply to provide cathode current for the plated piece.
Preferably, the auxiliary anode device for electroplating further comprises a total fixing frame, the pendant supporting frame and the auxiliary anode supporting frame are both fixed on the total fixing frame, the total fixing frame is electrically connected with the pendant supporting frame or the auxiliary anode supporting frame, and the pendant supporting frame and the auxiliary anode supporting frame are in electroless connection.
Preferably, the total fixed frame is connected with an external cathode power supply, the pendant supporting frame is a conductive metal frame and comprises a first conductive area, a second conductive area and a first insulating area with an insulated surface, the first conductive area is electrically connected with the total fixed frame, the second conductive area is electrically connected with the plated part, cathode current reaches the first conductive area through the total fixed frame, and then the cathode current is provided for the plated part through the second conductive area.
Preferably, be provided with hook on the auxiliary anode support frame, hook surface insulation for with total mount fixed connection makes total mount with hook electroless connection, be provided with third conductive area, fourth conductive area and surface insulation's second insulating region on the auxiliary anode support frame, the third conductive area is connected with outside positive pole power, the fourth conductive area with positive pole line electricity is connected, and positive pole electric current passes through third conductive area, rethread fourth conductive area, realizes providing the positive pole electric current for the positive pole line.
Preferably, the auxiliary anode device for electroplating further includes a lifting mechanism and an auxiliary anode conducting potential, the auxiliary anode conducting potential is used for being connected with an external anode power supply, the lifting mechanism is used for controlling the total fixing frame to ascend or descend, the total fixing frame drives the auxiliary anode supporting frame to descend before electroplating, so that the third conducting region is in electric contact connection with the auxiliary anode conducting potential, and after electroplating is completed, the total fixing frame drives the auxiliary anode supporting frame to ascend, so that the third conducting region is separated from the auxiliary anode conducting potential and is in electroless connection.
Preferably, the hanger support frame is provided with a fixing portion, the fixing portion is used for fixing a plated part, and the tail portion of the fixing portion is the second conductive area.
The invention provides an auxiliary anode for electroplating and an auxiliary anode device for electroplating, which have better electroplating effect on tubular plated parts.
Drawings
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic view of an auxiliary anode for electroplating according to the present invention;
FIG. 2 is a schematic structural view of an auxiliary anode for electroplating provided by the present invention after passing through a plated part;
fig. 3 is a schematic structural diagram of an auxiliary anode device for electroplating according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural diagram of an auxiliary anode device for electroplating according to embodiment 2 of the present invention.
Fig. 5 is an enlarged schematic view of a portion a in fig. 4.
Fig. 6 is a schematic view of an auxiliary anode device for electroplating according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention are further described in detail with reference to specific examples so that those skilled in the art can better understand the present invention and can implement the present invention, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 6, an auxiliary anode for electroplating according to an embodiment of the present invention includes an anode wire 1 and a barrier layer 2, wherein the anode wire 1 is connected to an external anode power source, and anode electrons are supplied to the anode wire 1 by the anode power source. The anode wire 1 is provided with a suspension section, the suspension section is externally coated with the barrier layer 2 to form a plating suspension section 11, and the plating suspension section 11 penetrates through the inside of the plating part 3 to provide anode electrons for the inside of the plating part 3, so that the tubular plating part 3 is internally formed into a more uniform and thicker plating layer. The barrier layer 2 can ensure that the anode wire 1 is not in contact with the plated part, and the barrier layer 2 is provided with a pore for ions to pass through, so that the anode wire 1 provides cations for the plated part.
In the auxiliary anode for electroplating of the embodiment, the plating member suspending section 11 penetrates through the inside of the tubular plating member 3 to provide anode electrons for the inside of the plating member 3. The outer cladding of suspension section has barrier layer 2, can effectively avoid anode line 1 and plate 3 direct contact, and barrier layer 2 is equipped with the hole that supplies the ion to pass through for anode line 1 is after the cladding, still can provide positive pole electron for plating the inside.
The anode wire 1 of the present embodiment is linear, and the plating suspension section 11 passes through the inside of the tubular plating member 3, and the auxiliary anode for electroplating of the present embodiment can be used for electroplating of the tubular plating member 3, because the anode wire 1 is linear, can be used for electroplating of a curved tubular shape, can be used for electroplating of a multi-corner tubular shape, and provides the auxiliary anode for the inside of the tubular shape.
Referring to fig. 3, in a preferred embodiment, the anode wire 1 is a bendable metal wire, so that the anode wire 1 can pass through a tubular plated part with a complicated pipe diameter shape, the diameter of the anode wire 1 can be adjusted according to the pipe orifice of the plated part, and if the pipe orifice of the plated part is smaller, the metal wire with a smaller diameter can be used, and can conveniently pass through the inside of the plated part; if the pipe orifice of the plating part is larger, a metal wire with larger diameter can be used, more auxiliary anodes can be provided, and better electroplating effect inside the tubular part is realized. The anode wire 1 of the auxiliary anode for electroplating of the present embodiment is bent so that the auxiliary anode is not limited by the shape of the tubular plating member, and may be applied to a curved tubular shape or a bent tubular shape, for example. The application range of the auxiliary anode for electroplating is greatly widened, a better electroplating effect is provided for some tubular plated parts with irregular structures, the integral brightness of the plated parts is improved, and the service life of the plated parts is prolonged.
In a preferred embodiment, the barrier layer 2 is a cloth or a woven plastic mesh. The cloth in this embodiment is a cloth with a gap, and is not a waterproof cloth with strong sealing property. The anode wire 1 can be effectively prevented from contacting with a plated part by taking the cloth and the plastic woven mesh as the barrier layer 2, and meanwhile, anode electrons of the anode wire 1 can also flow out through the pores of the barrier layer 2. In a more preferred embodiment, the barrier layer 2 is a nylon gauze layer, when the pores of the nylon gauze are large, the nylon gauze layer can be formed by winding several more layers, and when the pores of the nylon gauze are small, the number of winding layers should be appropriately reduced to achieve the optimal barrier effect and cation passing effect. And the nylon gauze has low price, various pore sizes and specifications, easy winding and good effect.
In the preferred embodiment, the nylon gauze is spirally wound on the anode wire 1, after the nylon gauze is wound, gauze ports at two ends are fixed on the anode wire 1 in a manner of rubberized fabric or the like, and the gauze ports should be fixed at the part outside the plating piece hanging section 11, so as to avoid the influence of the port fixation on the cation output of the anode wire 1 and the electroplating effect inside the pipe.
In a preferred embodiment, the average thickness of the barrier layer 2 covering the hanger section is 1-5 mm, preferably 1-3 mm, which enables cations to pass through the pores well while having a good barrier effect without affecting the bending effect of the auxiliary anode.
In a preferred embodiment, the pores through which the ions pass are less than 1.5 mm. In a further preferred embodiment, the pores through which the ions pass are between 0.1 and 1 mm. Enabling a better passage of the cations of the anode line 1.
Referring to fig. 3 to 5, the present invention further provides an auxiliary anode device for electroplating, which includes a hanger support 54, an auxiliary anode support 51 and an auxiliary anode 10, wherein the auxiliary anode 10 is fixed on the auxiliary anode support 51, and the auxiliary anode support 51 is electrically connected to an external anode power supply and the auxiliary anode 10 to provide an anode current for the auxiliary anode 10. The hanger support 54 is used for fixing the plated part 3, is connected with an external cathode power supply, and can provide cathode current for the plated part 3.
Referring to fig. 3-5, the auxiliary anode device for electroplating of the present embodiment can better integrate a plurality of auxiliary anodes together, so as to realize that a plurality of plated parts 3 can be electroplated at one time. In the auxiliary anode device for electroplating of this embodiment, a large number of auxiliary anodes 10 are fixed, and the upper end of the anode wire 1 of the auxiliary anode 10 is a connection end 12 for fixing the anode wire 1 on the auxiliary anode support frame 51, so that the auxiliary anode 10 is connected with an external anode power supply, and the anode power supply supplies power to the anode wire 1. The lower end of the anode wire 1 of the auxiliary anode 10 is a plated part connecting end 13 for penetrating through the inside of the plated part 3. Realize for plating 3 inside and provide supplementary positive pole, plate 3 inside and all just to plating a suspension section 11, avoid plating 3 and positive pole line direct contact and take place the electricity and be connected. In this embodiment, the plating connection end 13 of the auxiliary anode can also be completely wrapped by the barrier layer 2, so that the plating connection end becomes the plating suspension section 11, the length of the plating suspension section 11 is increased, and the plating suspension section can be better prevented from being electrically connected with the anode line in a direct contact manner.
When the auxiliary anode device for electroplating is used, the whole device is put into electroplating solution to realize electroplating. The auxiliary anode device for electroplating can be used for electroplating tubular plated parts with more irregular structures at one time, and the auxiliary anode can be bent into various structures, so that the tubular plated parts with different shapes can be electroplated together. The electroplating device can provide convenient and rapid electroplating for a few tubular plating parts.
Referring to fig. 3, in one embodiment, the auxiliary anode support frame 51 and the hanger support frame 54 are fixed to the fixing rod 5, the connection ends 12 of the plurality of anode wires 1 are fixed to the auxiliary anode support frame 51, and the auxiliary anode support frame 51 is made of a conductive metal and connected to an anode power supply to enable electrical conduction. The hanger support 54 is made of conductive metal, a conductive wire 52 is arranged on the hanger support 54, and the plated part 3 is wound and fixed on the hanger support 54 by the conductive wire 52 and is connected with an external cathode power supply. The surface of the fixing rod 5 is insulated, so that the auxiliary anode supporting frame 51 is prevented from being electrically connected with the hanger supporting frame 54.
Referring to fig. 4, in another embodiment, the auxiliary anode device for electroplating further includes a total fixing frame 50, the hanger supporting frame 54 and the auxiliary anode supporting frame 51 are both fixed on the total fixing frame 50, the total fixing frame 50 is electrically connected to the hanger supporting frame 54 or the auxiliary anode supporting frame 51, and the hanger supporting frame 54 and the auxiliary anode supporting frame 51 are electrically connected without electricity, so as to avoid direct connection and contact between the cathode and the anode, which may result in failure of electroplating. In this embodiment, when the total fixing frame 50 is electrically connected to the suspension member supporting frame 54, the total fixing frame 50 is connected to an external cathode power source, so as to provide a cathode current for the plating member. When the total fixing frame 50 is electrically connected with the auxiliary anode supporting frame 51, the total fixing frame 50 is connected with an external anode power supply to supply anode current to the anode wire.
Referring to fig. 4, the auxiliary anode device for electroplating according to the present embodiment is used by first passing the anode wire 1 through the interior of the plated part, and then fixing the plated part to the hanger support 54. Finally, the auxiliary anode device for electroplating is placed in the electroplating bath, and the whole auxiliary anode device for electroplating can be fixed only by fixing the total fixing frame 50 above the electroplating bath, so that the electroplating is more convenient.
Referring to fig. 4, in a preferred embodiment, the total fixing frame 50 is connected to an external cathode power supply, the pendant supporting frame 54 is a conductive metal frame, and includes a first conductive region 541, a second conductive region 542 and a first insulating region 544 with an insulating surface, the metal frame surface of the pendant supporting frame 54 is coated with an insulating material to form the first insulating region 544, and the portion not coated with the insulating material is the first conductive region 541 or the second conductive region 542. The first conductive area 541 is electrically connected to the total fixing frame 50, specifically, the first conductive area 541 is a bent structure, and can be detachably fixed on the total fixing frame 50 to contact the total fixing frame 50, and the total fixing frame 50 is made of a metal having a conductive property, so that the first conductive area 541 is electrically connected to the total fixing frame 50. The second conductive region 542 is used to electrically connect to the plated component, and a cathode current passes through the total fixing frame 50 to reach the first conductive region 541, and then passes through the second conductive region 542 to reach the plated component, so as to provide a cathode current to the plated component. In this embodiment, the surface of the first insulation 544 is coated with an insulation material, which cannot be electrically connected by surface contact, but the inside of the insulation region is made of metal, which does not affect the conduction of current on the suspension support 54.
When the total fixing frame 50 is electrically connected with the hanger supporting frame 54, the total fixing frame 50 cannot be electrically connected with the auxiliary anode supporting frame 51, so that the plated part is prevented from being directly electrically connected with the anode wire 1.
Referring to fig. 4, in a preferred embodiment, the auxiliary anode supporting frame 51 is provided with a hook 511, the hook 511 is insulated on the surface and is used for being fixedly connected with the total fixing frame 50, so that the total fixing frame 50 can be electrically connected with the auxiliary anode supporting frame 51, the auxiliary anode supporting frame 51 is provided with a third conductive region 512, a fourth conductive region 513 and a second insulating region 514 with an insulated surface, the third conductive region 512 is connected with an external anode power supply, the fourth conductive region 513 is electrically connected with an anode wire, and an anode current is supplied to the anode wire through the third conductive region 512 and then through the fourth conductive region 513.
Referring to fig. 4, in a preferred embodiment, the auxiliary anode device for electroplating further includes a lifting mechanism 6 and an auxiliary anode conducting potential 7, the auxiliary anode conducting potential 7 is used for connecting with an external anode power supply, and the lifting mechanism 6 is used for controlling the overall fixing frame 50 to ascend or descend, and may be in an electric control mode or an air control mode. During electroplating, the main fixing frame 50 drives the auxiliary anode supporting frame 51 to descend, so that the third conductive area 512 is electrically contacted with the auxiliary anode conductive potential 7, and anode current is supplied to the anode wire. After the electroplating is completed, the main fixing frame 50 drives the auxiliary anode supporting frame 51 to ascend, so that the third conductive area 512 is separated from the conductive position of the auxiliary anode and is in electroless connection.
In a preferred embodiment, the suspension member supporting frame 54 is provided with a fixing portion 543, the fixing portion 543 is used for fixing the plating member, and the tail portion of the fixing portion is the second conductive region 542.
The arrangement of the insulation region in this embodiment avoids the reduction of the plating range of the hanger support 54 and the auxiliary anode support 51, which results in waste. The hanger support frame 54 and the auxiliary anode support frame 51 are not too thick due to electroplated metal, the metal layer can fall off to influence the quality of a plated part product, and the thickness of the metal layer can increase the weight of the hanger support frame 54 and the auxiliary anode support frame 51. In this embodiment, the area of the conductive region is much smaller than that of the insulating region, and the rest positions of the pendant support 54 and the auxiliary anode support 51 can be used as the insulating regions as long as the conductive region with a smaller area is arranged to conduct current.
Referring to fig. 6, when the auxiliary anode device for electroplating of this embodiment is used, the plated part connecting end 13 of the anode wire 1 of the auxiliary anode 10 penetrates through the inside of the plated part tube body, so that the inside of the plated part tube body completely corresponds to the plated part hanging section 11 of the auxiliary anode 10, the anode wire 1 is prevented from directly contacting with the plated part 3, and then the plated part is fixed on the fixing portion of the hanger support frame, so that the second conductive area contacts with the plated part, and can be electrically connected with the plated part. Then the pendant supporting frame 54 and the auxiliary anode supporting frame 51 are fixed on the total fixing frame, the whole is placed in the plating tank 100, the total fixing frame 50 is fixed on the lifting mechanism 6, and under the action of the lifting mechanism 6, the auxiliary anode supporting frame 51 moves downwards, so that the third conductive area 512 is in contact and electrical connection with the auxiliary anode conductive potential 7. After the electroplating is finished, under the action of the lifting mechanism 6, the main fixing frame 50 drives the auxiliary anode supporting frame 51 to move upwards, so that the third conductive area 512 is separated from the auxiliary anode conductive potential 7, and the electrical connection is automatically disconnected.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides an electroplate with supplementary positive pole, its characterized in that includes anode line and barrier layer, the anode line is connected with outside positive pole power, the anode line is equipped with hangs the section, hang the outside cladding of section the barrier layer forms and plates a section of hanging, it hangs the section and passes inside plating, the barrier layer makes the anode line with plate a contactless, have the hole that supplies the ion to pass through on the barrier layer.
2. An auxiliary anode for plating according to claim 1, wherein said anode wire is a bendable metal wire.
3. An auxiliary anode for electroplating according to claim 1, wherein the barrier layer is a cloth or a woven plastic mesh.
4. An auxiliary anode for electroplating according to claim 1, wherein the average thickness of the barrier layer coated on the hanger section is 1 to 5 mm.
5. An auxiliary anode device for electroplating, which comprises a hanger support frame, an auxiliary anode support frame and the auxiliary anode as claimed in any one of claims 1 to 4, wherein the auxiliary anode support frame is used for fixing the auxiliary anode and is connected with an external anode power supply to provide anode current for the auxiliary anode, and the hanger support frame is used for fixing a plated piece and is connected with an external cathode power supply to provide cathode current for the plated piece.
6. An auxiliary anode device for electroplating according to claim 5, wherein the auxiliary anode device for electroplating further comprises a total fixing frame, the hanger supporting frame and the auxiliary anode supporting frame are both fixed on the total fixing frame, the total fixing frame is electrically connected with the hanger supporting frame or the auxiliary anode supporting frame, and the hanger supporting frame and the auxiliary anode supporting frame are electrically connected without electricity.
7. An auxiliary anode assembly for electroplating according to claim 6, wherein said main holder is connected to an external cathode power source, said hanger holder is a conductive metal holder comprising a first conductive area, a second conductive area and a first insulating area with an insulating surface, said first conductive area is electrically connected to said main holder, said second conductive area is electrically connected to the plated part, and a cathode current is supplied to the plated part through the main holder to the first conductive area and then through the second conductive area.
8. An auxiliary anode device for electroplating according to claim 7, wherein a hook is disposed on the auxiliary anode support frame, the hook has an insulated surface and is used for being fixedly connected to the total fixing frame, so that the total fixing frame is electrically connected to the hook, a third conductive area, a fourth conductive area and a second insulated area with an insulated surface are disposed on the auxiliary anode support frame, the third conductive area is connected to an external anode power source, the fourth conductive area is electrically connected to the anode wire, and the anode current is supplied to the anode wire through the third conductive area and then through the fourth conductive area.
9. An auxiliary anode assembly for electroplating as claimed in claim 8, wherein the auxiliary anode assembly further comprises an elevating mechanism and an auxiliary anode conducting potential, the auxiliary anode conducting potential is used for connecting with an external anode power source, the elevating mechanism is used for controlling the main fixing frame to ascend or descend, the main fixing frame drives the auxiliary anode supporting frame to descend before electroplating so as to electrically contact the third conducting region with the auxiliary anode conducting potential, and after electroplating is completed, the main fixing frame drives the auxiliary anode supporting frame to ascend so as to separate the third conducting region from the auxiliary anode conducting potential and realize electroless connection.
10. An auxiliary anode assembly for electroplating according to claim 7, wherein the hanger holder has a fixing portion for fixing a plated part, and the tail portion of the fixing portion is the second conductive region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161128.1A CN111235613A (en) | 2020-03-10 | 2020-03-10 | Auxiliary anode for electroplating and auxiliary anode device for electroplating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161128.1A CN111235613A (en) | 2020-03-10 | 2020-03-10 | Auxiliary anode for electroplating and auxiliary anode device for electroplating |
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| CN111235613A true CN111235613A (en) | 2020-06-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032591A (en) * | 2021-12-02 | 2022-02-11 | 中航贵州飞机有限责任公司 | Electroplating tool for wall surface of inner hole of part and using method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403792Y (en) * | 2000-01-28 | 2000-11-01 | 杨聚泰 | Apparatus for auxiliary anode spraying zinc liquid electroplating steel conduit inwall |
| CN202465932U (en) * | 2011-12-27 | 2012-10-03 | 中国航空工业第六○七研究所 | Flexible auxiliary anode for electroplating inner cavity of multi-bend waveguide |
| CN208472220U (en) * | 2018-05-24 | 2019-02-05 | 镇江市联创表面处理科技有限公司 | A kind of part electroplating hanging tool |
-
2020
- 2020-03-10 CN CN202010161128.1A patent/CN111235613A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2403792Y (en) * | 2000-01-28 | 2000-11-01 | 杨聚泰 | Apparatus for auxiliary anode spraying zinc liquid electroplating steel conduit inwall |
| CN202465932U (en) * | 2011-12-27 | 2012-10-03 | 中国航空工业第六○七研究所 | Flexible auxiliary anode for electroplating inner cavity of multi-bend waveguide |
| CN208472220U (en) * | 2018-05-24 | 2019-02-05 | 镇江市联创表面处理科技有限公司 | A kind of part electroplating hanging tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032591A (en) * | 2021-12-02 | 2022-02-11 | 中航贵州飞机有限责任公司 | Electroplating tool for wall surface of inner hole of part and using method |
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