CN201896196U - Automatic copper chloride corrosion device - Google Patents
Automatic copper chloride corrosion device Download PDFInfo
- Publication number
- CN201896196U CN201896196U CN2010201906256U CN201020190625U CN201896196U CN 201896196 U CN201896196 U CN 201896196U CN 2010201906256 U CN2010201906256 U CN 2010201906256U CN 201020190625 U CN201020190625 U CN 201020190625U CN 201896196 U CN201896196 U CN 201896196U
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- automatic
- potential
- value
- meter
- pump
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
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Abstract
The utility model relates to an automatic copper chloride corrosion device, belongs to a corrosion device and comprises a liquid groove, a PH (potential of hydrogen) meter, a potentiometer and an automatic adding pump, wherein the automatic adding pump comprises an automatic hydrochloric acid adding pump and an automatic hydrogen peroxide adding pump; the PH meter comprises a PH electrode and a PH display; one end of the PH electrode is inserted into the liquid groove, and the other end is connected with the PH display; the PH display is connected with the automatic hydrochloric acid adding pump; the potentiometer comprises a potential electrode and a potential display; one end of the potential electrode is inserted into the liquid groove, and the other end is connected with the potential display; the potential display is connected with the automatic hydrogen peroxide adding pump; and the automatic hydrochloric acid adding pump and the automatic hydrogen peroxide adding pump are both connected with the liquid groove. The automatic copper chloride corrosion device has stable corrosion speed, reduces the difficulty of corrosion operation and the rework rate, and provides probability for realizing automatic production.
Description
Technical field
The utility model relates to a kind of corrosion device, especially a kind of making intaglio plate cupric chloride corrosion device.
Background technology
At present, the intaglio plate of the cigarette version and the part special edition of a book is made one and is adopted the cupric chloride corrosion, and its corrosion is more even, and the space of a whole page is effective, the long and control easily of etching time.Tank liquor in the cupric chloride etching tank is made up of cupric chloride and hydrochloric acid, and its corrosive reaction mechanism is: under acidic conditions,
Cu+CuCl
2→2CuCl↓
Cuprous chloride CuCl is water insoluble, in the presence of the excess chlorine ionic, can form soluble complex ion:
CuCl+2Cl
-→(CuCl
3)
2-
Along with corrosive carries out, owing to the reduction of cupric chloride concentration, the rising of cuprous chloride concentration, its redox potential reduces, corrosion speed also descends thereupon, can regenerate this moment by adding hydrogen peroxide, makes the cuprous chloride oxidation obtain cupric chloride, and its reaction principle is:
2CuCl+2HCl+H
2O
2→2CuCl
2+2H
2O
Because regenerative process need consume hydrochloric acid and hydrogen peroxide, so should add these two kinds of article to reach balance, normally detect the content of cupric chloride and hydrochloric acid as foundation or rule of thumb interpolation at regular time and quantity at present by the laboratory, adopt above-mentioned manual detection and add the defective that exists and be: at first, need the staff regularly tank liquor to be monitored, the interpolation of solution also is to finish according to workman's experience, not only need to consume great amount of manpower and material resources, and addition is inaccurate; In addition, thereby because the continuous variation of tank liquor makes the corrosion speed instability, same technology occurs and the different problem of etching time, corrosion speed and time are difficult to control, and the corrosive operation easier is bigger, and the rework rate height.
The utility model content
The purpose of this utility model is to overcome corrosion speed instability, rework rate height and the artificial inaccurate defective of addition that existing cupric chloride etching tank exists, and has proposed the automatic corrosion device of a kind of cupric chloride.
The utility model is to adopt following technical scheme to realize: the automatic corrosion device of a kind of cupric chloride, comprise liquid bath, wherein, this corrosion device also comprises the pH value meter, potential value meter and the automatic pump that adds, automatically add pump and comprise that hydrochloric acid adds pump automatically and hydrogen peroxide adds pump automatically, the pH value meter comprises pH value electrode and pH value indicating meter, one end of pH value electrode inserts in the liquid bath, the other end is connected with the pH value indicating meter, the pH value indicating meter adds pump automatically with hydrochloric acid and is connected, the potential value meter comprises potential electrode and potential value indicating meter, one end of potential electrode inserts in the liquid bath, the other end is connected with the potential value indicating meter, and the potential value indicating meter adds pump automatically with hydrogen peroxide and is connected, and hydrochloric acid adds pump automatically, hydrogen peroxide adds pump automatically and all is connected with liquid bath.
In the utility model, described automatic interpolation pump is an electromagnetic dosing pump.
The beneficial effects of the utility model are: this automatic corrosion device has been realized the online detection of interior hydrochloric acid of liquid bath and hydrogen peroxide and has been added in real time automatically, has not only reduced required human and material resources, has also improved the accuracy of solution interpolation.In addition, its corrosion speed is stable, and one of copper roller corrosion in 120 seconds has reduced corrosive operation easier and corrosive rework rate, provides possibility for realizing automatic production.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
As shown in Figure 1, the automatic corrosion device of this cupric chloride comprises liquid bath 1, and pH value meter, potential value meter and add pump automatically add pump automatically and comprise that hydrochloric acid adds pump 7 automatically and hydrogen peroxide adds pump 2 automatically.Fill Cupric Chloride Solution and hydrochloric acid soln in the liquid bath 1.The pH value meter comprises pH value electrode 5 and pH value indicating meter 6, and an end of pH value electrode 5 inserts in the liquid bath 1, and the other end is connected with pH value indicating meter 6, and the pH value meter is used for the pH value in the online detection liquid bath, and provides hydrochloric acid soln interpolation signal.The potential value meter comprises potential electrode 4 and potential value indicating meter 3, and an end of potential electrode 4 inserts in the liquid bath 1, and the other end is connected with potential value indicating meter 3, and the potential value meter is used for the potential value in the online detection liquid bath, and provides hydrogen peroxide interpolation signal.PH value indicating meter 6 adds pump 7 automatically with hydrochloric acid and is connected, hydrochloric acid adds pump 7 automatically and is connected with liquid bath 1, and pH value indicating meter 6 shows the pH value of current tank liquor, and adds pump 7 automatically to hydrochloric acid and send the interpolation signal, hydrochloric acid adds pump 7 received signals automatically, adds hydrochloric acid in liquid bath 1.Potential value indicating meter 3 adds pump 2 automatically with hydrogen peroxide and is connected, hydrogen peroxide adds pump 2 automatically and is connected with liquid bath 1, potential value indicating meter 3 shows the potential value of current tank liquor, and add pump 2 automatically to hydrogen peroxide and send the interpolation signal, hydrogen peroxide adds pump 2 received signals automatically, adds hydrogen peroxide in liquid bath 1.
In the cupric chloride corrosion working process, in order to guarantee stable corrosion speed, the pH value of solution is between 0.4-0.7 in the liquid bath, and potential value is between 500-530mv.Along with constantly carrying out of reaction, hydrochloric acid and hydrogen peroxide are also in continuous consumption, and potential electrode 4, pH value electrode 5 be interior potential value and the pH value of monitoring liquid bath in real time, and potential value and pH value show by potential value indicating meter 3, pH value indicating meter 6 respectively.When detected pH value or potential value depart from above-mentioned value range, corresponding indicating meter sends the interpolation signal to connected automatic interpolation pump, automatically add pump corresponding solution that adds in liquid bath, to guarantee that pH value in the liquid bath or potential value are all the time in the scope that requires.By the controlled oxidation reduction potential, control cupprous content in certain scope, control the stable of tank liquor concentration of hydrochloric acid by the control pH value.This automatic corrosion device can make pH value and potential value be in all the time in certain value range, thereby make corrosion speed reach stable by on-line monitoring and interpolation automatically in real time.
Claims (2)
1. automatic corrosion device of cupric chloride, comprise liquid bath, it is characterized in that: this corrosion device also comprises the pH value meter, potential value meter and the automatic pump that adds, automatically add pump and comprise that hydrochloric acid adds pump automatically and hydrogen peroxide adds pump automatically, the pH value meter comprises pH value electrode and pH value indicating meter, one end of pH value electrode inserts in the liquid bath, the other end is connected with the pH value indicating meter, the pH value indicating meter adds pump automatically with hydrochloric acid and is connected, the potential value meter comprises potential electrode and potential value indicating meter, one end of current potential electricity level inserts in the liquid bath, the other end is connected with the potential value indicating meter, the potential value indicating meter adds pump automatically with hydrogen peroxide and is connected, and hydrochloric acid adds pump automatically, hydrogen peroxide adds pump automatically and all is connected with liquid bath.
2. the automatic corrosion device of cupric chloride according to claim 1 is characterized in that: described automatic interpolation pump is an electromagnetic dosing pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201906256U CN201896196U (en) | 2010-05-14 | 2010-05-14 | Automatic copper chloride corrosion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201906256U CN201896196U (en) | 2010-05-14 | 2010-05-14 | Automatic copper chloride corrosion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201896196U true CN201896196U (en) | 2011-07-13 |
Family
ID=44254110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201906256U Expired - Fee Related CN201896196U (en) | 2010-05-14 | 2010-05-14 | Automatic copper chloride corrosion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201896196U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820841A (en) * | 2014-03-12 | 2014-05-28 | 延康汽车零部件如皋有限公司 | Method for improving smoothness and brightness of electroplating nickel-plate |
| CN103820840A (en) * | 2014-03-12 | 2014-05-28 | 延康汽车零部件如皋有限公司 | Method for improving smoothness and brightness of electroplating copper-plate |
| CN105479965A (en) * | 2015-12-16 | 2016-04-13 | 东莞运城制版有限公司 | Copper chloride corrosion device and method for printing roller |
| US12004307B2 (en) | 2021-06-09 | 2024-06-04 | International Business Machines Corporation | Short or near short etch rework |
-
2010
- 2010-05-14 CN CN2010201906256U patent/CN201896196U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820841A (en) * | 2014-03-12 | 2014-05-28 | 延康汽车零部件如皋有限公司 | Method for improving smoothness and brightness of electroplating nickel-plate |
| CN103820840A (en) * | 2014-03-12 | 2014-05-28 | 延康汽车零部件如皋有限公司 | Method for improving smoothness and brightness of electroplating copper-plate |
| CN105479965A (en) * | 2015-12-16 | 2016-04-13 | 东莞运城制版有限公司 | Copper chloride corrosion device and method for printing roller |
| CN105479965B (en) * | 2015-12-16 | 2018-12-25 | 东莞运城制版有限公司 | A kind of the copper chloride corrosion device and caustic solution of roller |
| US12004307B2 (en) | 2021-06-09 | 2024-06-04 | International Business Machines Corporation | Short or near short etch rework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110713 Termination date: 20130514 |