CN113235074B - Magnetic metal particle cleaning device for chemical plating - Google Patents
Magnetic metal particle cleaning device for chemical plating Download PDFInfo
- Publication number
- CN113235074B CN113235074B CN202110070080.8A CN202110070080A CN113235074B CN 113235074 B CN113235074 B CN 113235074B CN 202110070080 A CN202110070080 A CN 202110070080A CN 113235074 B CN113235074 B CN 113235074B
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- Prior art keywords
- heating pipe
- heating
- motor
- cleaning roller
- electrode contact
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- 238000004140 cleaning Methods 0.000 title claims abstract description 121
- 239000002923 metal particle Substances 0.000 title claims abstract description 38
- 238000007747 plating Methods 0.000 title claims abstract description 32
- 239000000126 substance Substances 0.000 title claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 156
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 26
- 238000007772 electroless plating Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 7
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 6
- 229910021645 metal ion Inorganic materials 0.000 abstract description 9
- 150000002500 ions Chemical class 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1617—Purification and regeneration of coating baths
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/32—Magnetic separation acting on the medium containing the substance being separated, e.g. magneto-gravimetric-, magnetohydrostatic-, or magnetohydrodynamic separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G3/00—Rotary appliances
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemically Coating (AREA)
Abstract
The invention relates to a cleaning device, in particular to a magnetic metal particle cleaning device for chemical plating, which comprises a reverse cleaning and heating system, a centrifugal system and an electromagnetic impurity removal system and is characterized in that the reverse cleaning and heating system consists of a cover plate, a cleaning roller motor positive electrode contact, a cleaning roller motor negative electrode contact, a heating pipe positive electrode contact I, a heating pipe positive electrode contact II, a heating pipe negative electrode contact I, a heating pipe negative electrode contact II, a heating motor positive electrode contact, a heating motor negative electrode contact, a heating motor, a heating pipe connecting rod, a cleaning roller motor, a cleaning roller connecting rod, a cleaning roller, an annular energizing plate I and an annular energizing plate II. The magnetic metal particle cleaning device for chemical plating can effectively clean the surface of the heating pipe and metal particles accumulated in the chemical plating solution in time, stabilize the heat transfer efficiency of the heating pipe, reduce the ineffective loss of metal ions and reducing ions in the chemical plating solution and greatly prolong the service life of the chemical plating solution.
Description
Technical Field
The invention relates to a cleaning device, in particular to a magnetic metal particle cleaning device for chemical plating, and belongs to the technical field of material surface treatment.
Background
Chemical plating, also known as electroless plating or autocatalytic plating, is a technique of reducing metal ions into metal particles and depositing the metal particles on the surfaces of various materials to form a dense plating layer in an environment without an external electric field based on redox reaction in a solution containing the metal ions by using a strong reducing agent. The technology has wide application range and uniform plating layer, can improve the corrosion resistance and the service life of products, and endows the workpieces with excellent wear resistance, conductivity and lubricity.
When the magnetic metal is chemically plated on the surface of the workpiece, magnetic metal particles are gradually accumulated on the surface of the heating pipe and in the chemical plating solution. Magnetic metal particles accumulated on the surface of the heating pipe block the heat transfer of the heating pipe to the chemical plating solution, so that the heat transfer efficiency is reduced, and the electric energy loss is increased; the magnetic metal particles accumulated on the surface of the heating pipe and in the electroless plating solution can catalyze and accelerate the reaction of metal ions and reducing ions in the electroless plating solution to form a large amount of new magnetic metal particles, namely, the metal ions and the reducing ions in the electroless plating solution are quickly consumed, the electroless plating solution is accelerated to lose efficacy, namely, the service life of the electroless plating solution is greatly reduced, and in addition, the heat transmission efficiency of the heating pipe can be further deteriorated if the newly formed magnetic metal particles are deposited on the surface of the heating pipe.
The accumulation of magnetic metal particles on the surface of the heating pipe and in the chemical plating solution is a bottleneck problem in the chemical plating industry.
Disclosure of Invention
The invention aims to provide a magnetic metal particle cleaning device for chemical plating, which can effectively clean the surface of a heating pipe and metal particles accumulated in a chemical plating solution in time, stabilize the heat transmission efficiency of the heating pipe, reduce the ineffective loss of metal ions and reducing ions in a chemical plating solution and greatly prolong the service life of the chemical plating solution.
The technical scheme of the invention is as follows.
A magnetic metal particle cleaning device for chemical plating comprises a reverse cleaning and heating system, a centrifugal system and an electromagnetic impurity removal system, and is characterized in that the reverse cleaning and heating system comprises a cover plate, a cleaning roller motor positive electrode contact, a cleaning roller motor negative electrode contact, a heating pipe positive electrode contact I, a heating pipe positive electrode contact II, a heating pipe negative electrode contact I, a heating pipe negative electrode contact II, a heating motor positive electrode contact, a heating motor negative electrode contact, a heating motor, a heating pipe connecting rod, a cleaning roller motor, a cleaning roller connecting rod, a cleaning roller, an annular energizing plate I and an annular energizing plate II, wherein the annular energizing plate I is provided with a heating pipe positive electrode energizing ring I, a heating pipe negative electrode energizing ring I, a heating motor positive electrode energizing ring, a heating motor negative electrode energizing ring, a cleaning roller motor positive electrode energizing ring and a cleaning roller motor negative electrode energizing ring, the heating motor is connected with a heating pipe through the heating pipe connecting rod, the cleaning roller motor is connected with the cleaning roller through a cleaning roller connecting rod, and a heating pipe anode energizing ring II and a heating pipe cathode energizing ring II are arranged on the annular energizing plate II; the centrifugal system comprises a centrifugal motor, a centrifugal tray and a groove body; the electromagnetic impurity removal system consists of an annular inserting plate and a magnetic metal cleaning plate, wherein an electromagnet is arranged in the magnetic metal cleaning plate, and a liquid discharge hole for discharging liquid is formed in the bottom of the magnetic metal cleaning plate.
In the reverse cleaning and heating system, a cleaning roller motor positive electrode contact and a cleaning roller motor negative electrode contact supply power to a cleaning roller motor through an annular electrifying plate I, an upper cleaning roller motor positive electrode electrifying ring and a cleaning roller motor negative electrode electrifying ring, a heating pipe positive electrode contact I and a heating pipe negative electrode contact I transmit electric energy to a heating pipe positive electrode contact II and a heating pipe negative electrode contact II through an annular electrifying plate I, an upper heating pipe positive electrode electrifying ring II and a heating pipe negative electrode electrifying ring II, then supply power to a heating pipe through an annular electrifying plate II, a heating motor positive electrode contact and a heating motor negative electrode contact supply power to a heating motor through an annular electrifying plate I, a heating motor positive electrode electrifying ring and a heating motor negative electrode electrifying ring, and the rotation direction of the heating pipe driven by the heating motor is consistent with the rotation direction of the cleaning roller driven by the cleaning roller motor, the heating pipe and the cleaning roller rub against each other to remove the magnetic metal particles deposited on the heating pipe, the heating pipe is coated by PVDF, and the cleaning roller is made of PVDF.
In the centrifugal system, the centrifugal tray is fixed with the tank body, the centrifugal motor is connected with the centrifugal tray, and when the centrifugal motor rotates, the centrifugal tray drives the tank body to rotate to provide centrifugal force to enable magnetic metal particles in chemical plating solution in the tank body to be centrifuged to the edge.
In the electromagnetic impurity removal system, the magnetic metal cleaning plate is of a semicircular structure and is divided into a left part and a right part, and one part is an N pole and the other part is an S pole after the built-in electromagnet is electrified; when the magnetic metal cleaning plate and the annular inserting plate are lifted to the top of the tank body synchronously, the magnetic metal cleaning plate and the annular inserting plate stop moving, the electromagnet is arranged in the magnetic metal cleaning plate to stop electrifying, the magnetic metal particles adsorbed on the magnetic metal cleaning plate naturally fall off, and the fallen magnetic metal particles are cleaned.
The invention has the beneficial effects that: the cleaning roller and the heating pipe are in same-material contact and rotate in the same direction, so that the surfaces of the cleaning roller and the heating pipe are not scratched, magnetic metal particles deposited on the surface of the heating pipe are removed in time, the heat transfer efficiency of the heating pipe is stabilized, and the electric energy loss is reduced; the tank body is fixed on a centrifugal tray, a centrifugal motor drives the centrifugal tray and the tank body to rotate, magnetic metal ions removed from the surface of the heating pipe and magnetic metal particles in chemical plating solution in the tank body are centrifuged to the inner edge of the tank body through centrifugal action and the magnetic metal particles are magnetized in a gradient manner, an electromagnet arranged in a magnetic metal cleaning plate is used for adsorbing the magnetic metal particles centrifuged to the inner edge of the tank body, the magnetic metal particles accumulated in chemical plating solution are removed in time, the catalytic reaction of the magnetic metal particles accumulated on the surface of the heating pipe and in the chemical plating solution on the metal ions and reducing ions in the chemical plating solution is greatly reduced, and the generation of a large amount of invalid new magnetic metal particles is reduced, namely, the ineffective loss of metal ions and reducing ions in the chemical plating solution is reduced, the effective utilization rate of the ions in the chemical plating solution is greatly improved, and the service life of the chemical plating solution is prolonged.
Drawings
Fig. 1 is a schematic front view of an operating state of a magnetic metal particle cleaning apparatus for electroless plating according to an embodiment.
FIG. 2 is a schematic front view of a magnetic metal particle cleaning apparatus for electroless plating in a stopped state according to an embodiment of the present invention.
FIG. 3 is a schematic top view of the magnetic metal particle cleaning apparatus for electroless plating according to the embodiment.
In the figure, 1, an annular inserting plate; 2. a magnetic metal cleaning plate; 3. an electromagnet; 4. a cover plate; 5. cleaning the positive contact of the roller motor; 6. cleaning a negative contact of a roller motor; 7. a heating pipe anode contact I; 8. heating a positive contact of the motor; 9. heating a negative contact of the motor; 10. a heating pipe negative electrode contact I; 11. a cleaning roller motor; 12. a heating motor; 13. a first annular electrifying plate; 14. a heating pipe negative pole electrifying ring I; 15. heating the negative pole energizing ring of the motor; 16. heating the anode energizing ring of the motor; 17. a first heating pipe anode electrifying ring; 18. cleaning roller motor negative pole circular telegram; 19. the positive pole of the cleaning roller motor is provided with a power-on ring; 20. a heating pipe connecting rod; 21. a scrub roller connection rod; 22. a centrifugal tray; 23. a liquid discharge hole; 24. a trough body; 25. a cleaning roller; 26. heating a tube; 27. a centrifugal motor; 28. a second annular electrifying plate; 29. a second heating pipe negative pole electrifying ring; 30. heating a second contact of the negative electrode of the tube; 31. a second heating tube anode electrifying ring; 32. and heating the anode contact II of the tube.
Detailed Description
As shown in fig. 1, fig. 2 and fig. 3, a magnetic metal particle cleaning device for electroless plating comprises a reverse cleaning heating system, a centrifugal system and an electromagnetic impurity removal system. The reverse cleaning and heating system comprises a cover plate 4, a cleaning roller motor anode contact 5, a cleaning roller motor cathode contact 6, a heating pipe anode contact 7, a heating pipe anode contact 32, a heating pipe cathode contact 10, a heating pipe cathode contact 30, a heating motor anode contact 8, a heating motor cathode contact 9, a heating motor 12, a heating pipe 26, a heating pipe connecting rod 20, a cleaning roller motor 11, a cleaning roller connecting rod 21, a cleaning roller 25, an annular energizing plate 13 and an annular energizing plate 28, wherein the annular energizing plate 13 is provided with a heating pipe anode energizing ring 17, a heating pipe cathode energizing ring 14, a heating motor anode energizing ring 16, a heating motor cathode energizing ring 15, a cleaning roller motor anode energizing ring 19 and a cleaning roller motor cathode energizing ring 18, the heating motor 12 is connected with the heating pipe 26 through the heating pipe connecting rod 20, the cleaning roller motor 11 is connected with the cleaning roller 25 through the cleaning roller connecting rod 21, a heating tube anode energizing ring II 31 and a heating tube cathode energizing ring II 29 are arranged on the annular energizing plate II 28; the centrifugal system comprises a centrifugal motor 27, a centrifugal tray 22 and a trough body 24; the electromagnetic impurity removal system consists of an annular inserting plate 1 and a magnetic metal cleaning plate 2, an electromagnet 3 is arranged in the magnetic metal cleaning plate 2, and a liquid discharge hole 23 for discharging liquid is formed in the bottom of the magnetic metal cleaning plate.
In the reverse cleaning heating system, a cleaning roller motor positive electrode contact 5 and a cleaning roller motor negative electrode contact 6 supply power to a cleaning roller motor 11 through a cleaning roller motor positive electrode electrifying ring 19 and a cleaning roller motor negative electrode electrifying ring 18 on an annular electrifying plate I13, a heating pipe positive electrode contact I7 and a heating pipe negative electrode contact I10 transmit electric energy to a heating pipe positive electrode electrifying ring I17 and a heating pipe negative electrode electrifying ring I14 on the annular electrifying plate I13 to a heating pipe positive electrode contact II 32 and a heating pipe negative electrode contact II 30, then the heating pipe 26 is supplied with power through a heating pipe positive electrode electrifying ring II 31 and a heating pipe negative electrode electrifying ring II 29 on an annular electrifying plate II 28, a heating motor positive electrode contact 8 and a heating motor negative electrode contact 9 supply power to a heating motor 12 through a heating motor positive electrode electrifying ring 16 and a heating motor negative electrode electrifying ring 15 on the annular electrifying plate I13, the heating motor 12 drives the rotation direction of the heating pipe 26 to be consistent with the rotation direction of the cleaning roller motor 11 driving the cleaning roller 25, the magnetic metal particles deposited on the heating pipe 26 are removed by mutual friction between the heating pipe 26 and the cleaning roller 25, the heating pipe 26 is externally coated with PVDF, and the cleaning roller 25 is made of PVDF.
In the centrifugal system, the centrifugal tray 22 is fixed with the tank 24, the centrifugal motor 27 is connected with the centrifugal tray 22, and when the centrifugal motor 27 rotates, the centrifugal tray 22 drives the tank 24 to rotate to provide centrifugal force to centrifuge the magnetic metal particles in the chemical plating solution in the tank 24 to the edge.
In the electromagnetic impurity removal system, a magnetic metal cleaning plate 2 is of a semicircular structure and is divided into a left part and a right part, and one part is an N pole and the other part is an S pole after a built-in electromagnet 3 is electrified; when cleaning, the magnetic metal cleaning plate 2 is electrified and slowly descends into the groove body 24, the electromagnet 3 adsorbs magnetic metal particles which are centrifuged to the edge of the groove body 24, then the annular inserting plate 1 slowly descends into the groove body 24 to be closed with the magnetic metal cleaning plate 2, then the magnetic metal cleaning plate 2 and the annular inserting plate 1 synchronously and slowly ascend, a chemical plating solution flows back into the groove body 24 from a liquid discharge hole 23 at the bottom of the magnetic metal cleaning plate 2 in the ascending process, when the magnetic metal cleaning plate 2 and the annular inserting plate 1 are synchronously lifted to the top of the groove body 24, the magnetic metal cleaning plate 2 and the annular inserting plate 1 stop moving, the electromagnet 3 arranged in the magnetic metal cleaning plate 2 is stopped to be electrified, and the magnetic metal particles are cleaned.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (2)
1. A magnetic metal particle cleaning device for chemical plating comprises a reverse cleaning and heating system, a centrifugal system and an electromagnetic impurity removal system, and is characterized in that the reverse cleaning and heating system comprises a cover plate, a cleaning roller motor positive electrode contact, a cleaning roller motor negative electrode contact, a heating pipe positive electrode contact I, a heating pipe positive electrode contact II, a heating pipe negative electrode contact I, a heating pipe negative electrode contact II, a heating motor positive electrode contact, a heating motor negative electrode contact, a heating motor, a heating pipe connecting rod, a cleaning roller motor, a cleaning roller connecting rod, a cleaning roller, an annular energizing plate I and an annular energizing plate II, wherein the annular energizing plate I is provided with a heating pipe positive electrode energizing ring I, a heating pipe negative electrode energizing ring I, a heating motor positive electrode energizing ring, a heating motor negative electrode energizing ring, a cleaning roller motor positive electrode energizing ring and a cleaning roller motor negative electrode energizing ring, the heating motor is connected with a heating pipe through the heating pipe connecting rod, the cleaning roller motor is connected with the cleaning roller through a cleaning roller connecting rod, and a heating pipe anode energizing ring II and a heating pipe cathode energizing ring II are arranged on the annular energizing plate II; the centrifugal system comprises a centrifugal motor, a centrifugal tray and a groove body, the centrifugal tray is fixed with the groove body, and the centrifugal motor is connected with the centrifugal tray; the electromagnetic impurity removal system comprises an annular inserting plate and a magnetic metal cleaning plate, wherein an electromagnet is arranged in the magnetic metal cleaning plate, a liquid discharge hole is formed in the bottom of the magnetic metal cleaning plate, the magnetic metal cleaning plate is of a semicircular structure and is divided into a left part and a right part, and one part is an N pole and the other part is an S pole after the electromagnet is electrified.
2. The magnetic metal particle cleaning apparatus for electroless plating according to claim 1, wherein: the cleaning roller motor positive electrode contact and the cleaning roller motor negative electrode contact supply power to the cleaning roller motor through an upper cleaning roller motor positive electrode electrifying ring and a cleaning roller motor negative electrode electrifying ring on an annular electrifying plate I, the heating pipe positive electrode contact I and the heating pipe negative electrode contact I transmit electric energy to a heating pipe positive electrode contact II and a heating pipe negative electrode contact II through an upper heating pipe positive electrode electrifying ring I and a heating pipe negative electrode electrifying ring I on the annular electrifying plate I, then the heating pipe is supplied with power through a heating pipe positive electrode electrifying ring II and a heating pipe negative electrode electrifying ring II on the annular electrifying plate II, the heating motor positive electrode contact and the heating motor negative electrode contact supply power to the heating motor through a heating motor positive electrode electrifying ring and a heating motor negative electrode electrifying ring on the annular electrifying plate I, the rotation direction of the heating pipe driven by the heating motor is consistent with the rotation direction of the cleaning roller driven by the cleaning roller motor, and the heating pipe and the cleaning roller rub with each other, the heating pipe is externally coated by PVDF, and the cleaning roller is made of PVDF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110070080.8A CN113235074B (en) | 2021-01-19 | 2021-01-19 | Magnetic metal particle cleaning device for chemical plating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110070080.8A CN113235074B (en) | 2021-01-19 | 2021-01-19 | Magnetic metal particle cleaning device for chemical plating |
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| Publication Number | Publication Date |
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| CN113235074A CN113235074A (en) | 2021-08-10 |
| CN113235074B true CN113235074B (en) | 2022-09-09 |
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