CN1087792C - Cathode and anode reversible ion supplying method - Google Patents
Cathode and anode reversible ion supplying method Download PDFInfo
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- CN1087792C CN1087792C CN96109439A CN96109439A CN1087792C CN 1087792 C CN1087792 C CN 1087792C CN 96109439 A CN96109439 A CN 96109439A CN 96109439 A CN96109439 A CN 96109439A CN 1087792 C CN1087792 C CN 1087792C
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Abstract
The present invention relates to a cathode and anode reversible ion supplying method, the rate of dissociating metal ions by an anode is higher than the rate of reducing and depositing metal ions on a cathode for generating electrolytic solution containing the metal ions; the metal ions are alternatively released through the exchange of polarities of electrodes; the metal ions for automatic electroplating are thoroughly and cyclically supplied; as a result, the electroplating effect is uniform; the present invention can achieve the functions that the reduction and the deposition of metal ions on the same cathode are avoided, and the electrolytic metal supplying time is prolonged.
Description
The present invention relates to a kind of cathode and anode reversible ion supplying method, electrolytic solution fully produces metal ion when particularly relating to a kind of use, provides to electroplate the ion supplying method that uses.
As shown in Figure 1, the most metal of electro-plating method in the past all can be used as plated material, commonly used is nickel, chromium, cadmium, copper, silver, zinc, gold and tin etc., but electric plating method is to be put in suitable electrolytic solution 14 by plated item 11 and the same plating tank 13 of electrolytic metal 12 usefulness, but with electrolytic metal 12 is anode 15, by plated item 11 is negative electrode 16, electrolytic solution 14 is the solution of plated metal salt, used electric current is the direct current of 6-24 volt, during energising, metal ion in the electrolytic solution 14 is deposited on by on plated item 11 surfaces, and the metal ion that is lost in the electrolytic solution 14 is replenished by anode material.
But above-mentioned electro-plating method is to dissociate and the reducing metal ion in same plating tank 13, after but the electrolytic metal 12 of anode 115 uses for some time, can consume gradually and discharge less metal ion, and the concentration of metal ions in the electrolytic solution 14 is reduced, but therefore need to replenish the electrolytic metal 12 of anode 15.And if on making, be seated in together in the plating tank 13 by plated item 11 majority is individual, can be because each be different by the distance of the anode 15 in the same groove of plated item 11 distances, make by the thickness of coating on plated item surface 11 inhomogeneous, if it is but electronegative different or differ too much by the size of the electrolytic metal electrode of positively charged in the same relatively groove of plated item 11, in plating tank 13, produce the point discharge effect easily, also can cause in uneven thickness by plated item 11 overlay coatings.
Main purpose of the present invention is to be to provide a kind of cathode and anode reversible ion supplying method, makes electrolytic solution fully produce metal ion, and having abundant circulation provides the effect of electroplating the use metal ion continuously automatically.
Second purpose of the present invention is a kind of cathode and anode reversible ion supplying method to be provided, can to reach the plating effect of uniform.
The 3rd purpose of the present invention is that a kind of cathode and anode reversible ion supplying method is being provided, and avoids the metal ion reduce deposition on negative electrode and the time of elongate replenishing electrolytic metal in the ion supply system but make.
The present invention is characterized in: mat anode dissociating metals ionic speed is higher than metal ion and produces the electrolytic solution that contains metal ion in the sedimentary speed of cathodic reduction, and hand over the phase release metal ions by the exchange of polarity of electrode, fully circulation-supplied is electroplated the metal ion that uses continuously automatically, make electroplating effect even, but and can reach avoid the metal ion reduce deposition on negative electrode, elongate to replenish the effect of electrolytic metal time.
But but but method of the present invention is to immerse most electrolytic metals in the metal-salt electrolytic solution of electrolytic metals and be electrically connected an anode and cathode inverted rectifier respectively, but but make the respectively polarity checker of electrolytic metal, and hand over the phase release metal ions, contain the electrolytic solution of metal ion with generation.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is the synoptic diagram of electro-plating method in the past.
Fig. 2 is that the present invention produces the preferred embodiment synoptic diagram of electroplating with metal ion.
As shown in Figure 2, method of the present invention mainly is to utilize anode dissociating metals ionic speed to be higher than metal ion to produce the electrolytic solution 21 that contains metal ion in the sedimentary speed of cathodic reduction, but but but will also be electrically connected an anode and cathode inverted rectifier 24 in the metal-salt electrolytic solution 21 of most electrolytic metals 22 immersion electrolytic metals respectively, but but make the respectively polarity checker of electrolytic metal 22, and hand over the phase release metal ions, produce the electrolytic solution 21 that contains metal ion by this.
With Fig. 2 present embodiment is described, but provide an ion filling tank 20 that the metal-salt electrolytic solution 21 of electrolytic metal is housed, in this ion filling tank 20, soak and be provided with most the non-expendable hoops 23 that are electrically connected this cathode and anode reversible rectifier 24, this hoop 23 is a kind of metal hoops as titanium alloy, only provide electric action and the metal ion that do not dissociate, but respectively at the metal block of most electrolytic metals 22 of this hoop 23 mid-people respectively, and but the interaction energy of this anode and cathode inverted rectifier 24 is just providing this hoop 23, the negative pole direct current, make part hoop 23 be anode, part hoop 23 is a negative electrode, electrode electrically connected 241 is an anode, electrode electrically connected 242 is a negative electrode, but discharge metal ion this electrolytic solution 21 so be electrically connected the metal block of hoop 23 electrolytic metal 22 in it of anode 241, and but this anode and cathode inverted rectifier 24 makes respectively, and this hoop 23 exchanges polarity after the time through one section setting, make electrode 241 transfer negative electrode to, electrode 242 transfers anode to, but being converted to anodic hoop 23 by negative electrode begins to disengage metal ion electrolytic solution 21 from the metal block of electrolytic metal 22, these hoop 23 interior electrolytic metals 22 alternately consume when anode and the generation metal ion but circulation like this makes respectively, utilize anode dissociating metals ionic speed to be higher than metal ion in the sedimentary speed of cathodic reduction, when being deposited on negative electrode, metal ion reverses polarity simultaneously, making negative electrode transfer anode to disengages metal ion and oppositely pushes back metal ion again, but make the polarity checker of electrode and hand over the phase release metal ions, the electrolytic solution 21 that contains metal ion with generation, this electrolytic solution 21 that will contain metal ion is extracted out with recycle pump 25 circulations, provides and electroplates the required metal ion of reduction.The present invention discharges metal ion with the alternative anode, can avoid making the too fast shortcoming of anodic metal consumption at same anode dissociating metals, but can elongate the time of the metal block 22 that replenishes electrolytic metal, can avoid the shortcoming of metal ion reduce deposition on same negative electrode in the electrolytic solution 21 simultaneously.
As shown in Figure 2, each hoop 23 can be accelerated according to need to arrange to soak and is located in this electrolytic solution 21, but and be electrically connected at least one anode and cathode inverted rectifier 24, contain the electrolytic solution 21 of metal ion with a large amount of generations, to meet industrial demand.
In sum, the present invention's effect that can produce is as follows:
One, utilizes anode to discharge ionic speed and be higher than cathodic reduction ionic speed, but the metal ion of electrolytic metal is released in the electrolytic solution 21, and extract electrolytic solution 21 circulations contain metal ion and provide and electroplate the required metal ion of reduction.
Two, but each electrode is electrically connected an anode and cathode inverted rectifier 24, but makes the polarity checker of electrode, discharge ion mutually, avoid the ion reduce deposition on same negative electrode and hand over.
Three, utilize metal ion to dissociate in this electrolytic solution 21 after, extract the power supply plating again out and use, metal ion is evenly distributed in this electrolytic solution 21 and galvanized effect even.
Four, utilize the anode that alternately consumes metal ion, avoid making the too fast shortcoming of anode consumption, but elongate the time of replenishing electrolytic metal, also can avoid the shortcoming of metal ion reduce deposition on same negative electrode in this electrolytic solution 21 at same electrode dissociating metals.
Claims (3)
1, a kind of cathode and anode reversible ion supplying method is characterized in that:
But but electrolytic metal more than two is immersed in the metal-salt electrolytic solution of electrolytic metal, but and be electrically connected an anode and cathode inverted rectifier respectively, but but make the polarity checker of electrolytic metal, and hand over the phase release metal ions, contain the electrolytic solution of metal ion with generation.
2, cathode and anode reversible ion supplying method as claimed in claim 1 is characterized in that:
But should electrolytic metal be to be installed in more than two in the nonexpendable conduction hoop, but this hoop be electrically connected with the anode and cathode inverted rectifier.
3, cathode and anode reversible ion supplying method as claimed in claim 2 is characterized in that:
This hoop is a kind of titanium alloy metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96109439A CN1087792C (en) | 1996-08-16 | 1996-08-16 | Cathode and anode reversible ion supplying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96109439A CN1087792C (en) | 1996-08-16 | 1996-08-16 | Cathode and anode reversible ion supplying method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1174250A CN1174250A (en) | 1998-02-25 |
| CN1087792C true CN1087792C (en) | 2002-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96109439A Expired - Fee Related CN1087792C (en) | 1996-08-16 | 1996-08-16 | Cathode and anode reversible ion supplying method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1087792C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404605B (en) * | 2014-12-03 | 2017-03-15 | 东莞市智和胜电器有限公司 | A kind of electroplanting device of tool dual output commutator |
| CN109183057B (en) * | 2018-11-13 | 2020-07-07 | 云南锡业集团（控股）有限责任公司研发中心 | Method and device for preparing high-purity indium oxide powder by electrolytic method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072967A (en) * | 1991-12-02 | 1993-06-09 | 美国电话电报公司 | Synthesizing of palladium hydroxide componunds |
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1996
- 1996-08-16 CN CN96109439A patent/CN1087792C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072967A (en) * | 1991-12-02 | 1993-06-09 | 美国电话电报公司 | Synthesizing of palladium hydroxide componunds |
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| Publication number | Publication date |
|---|---|
| CN1174250A (en) | 1998-02-25 |
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