CN105479965A - Copper chloride corrosion device and method for printing roller - Google Patents
Copper chloride corrosion device and method for printing roller Download PDFInfo
- Publication number
- CN105479965A CN105479965A CN201510942010.1A CN201510942010A CN105479965A CN 105479965 A CN105479965 A CN 105479965A CN 201510942010 A CN201510942010 A CN 201510942010A CN 105479965 A CN105479965 A CN 105479965A
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- China
- Prior art keywords
- corrosion
- copper chloride
- hydrogen peroxide
- sensor
- hydrochloric acid
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N3/00—Preparing for use and conserving printing surfaces
- B41N3/003—Preparing for use and conserving printing surfaces of intaglio formes, e.g. application of a wear-resistant coating, such as chrome, on the already-engraved plate or cylinder; Preparing for reuse, e.g. removing of the Ballard shell; Correction of the engraving
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N3/00—Preparing for use and conserving printing surfaces
- B41N3/03—Chemical or electrical pretreatment
Abstract
The invention relates to the technical field of gravure plate making, in particular to a copper chloride corrosion device and method for a printing roller. The copper chloride corrosion device comprises a corrosive liquid groove used for containing corrosive liquid, a detection sensor used for detecting the concentration of raw materials in the corrosive liquid, and an automatic sample adding device used for automatically adding the raw materials. The detection sensor is electrically connected with the automatic sample adding device. According to the corrosion device, emission of waste water can be reduced, labor efficiency of workers is lowered, and the corrosion quality is obviously improved. The corrosion method is simple in technology and convenient to operate and control; the problems that corrosion is uneven, lateral corrosion is severe and corrosion is difficult to control can be solved, wherein the problems are likely to happen in the corrosion process; and in addition, stability of the corrosive liquid can be ensured.
Description
Technical field
The present invention relates to gravure plating technical field, be specifically related to a kind of copper chloride corrosion device and caustic solution of roller.
Background technology
Current copper roller plate-making technology mainly contains electronic engraving and laser engraving two kinds of modes of production, laser engraving is due to the arbitrariness of its net type depth, large area uses, but because etching generally adopts ferric trichloride, but there is serious lateral erosion aborning because it pollutes comparatively serious and violent reaction, cause anyhow that stroke weight difference is serious, large area space of a whole page aberration is serious, local pattern seriously corroded is uneven, this etching solution just requiring to use a kind of reaction slower of the problems such as Artificial Control difficulty is very large, copper chloride is just employed, but consume cu in etching solution owing to existing in reaction
2+problem make reaction stability can not get control.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide a kind of copper chloride corrosion device of roller, this corrosion device can reduce discharge of wastewater, reduces workman's efficiency, significantly improves corrosion quality.
Another object of the present invention is to the caustic solution of the copper chloride corrosion device that a kind of roller is provided, this caustic solution technique is simple, convenient operation and control, can solve that the corrosion easily occurred in corrosion process is irregular, the serious and corrosion of lateral erosion is difficult to the problems such as control, and can ensures the stability of corrosive liquid.
Object of the present invention is achieved through the following technical solutions: a kind of copper chloride corrosion device of roller, comprise for splendid attire corrosive liquid corrosion liquid bath, for detecting the detecting sensor of each material concentration in corrosive liquid and the automatic sample feeding device for automatically adding each raw material, detecting sensor is electrically connected with automatic sample feeding device.
Corrosion device of the present invention can reduce discharge of wastewater, reduces workman's efficiency, significantly improves corrosion quality.
Preferably, described detecting sensor comprises specific gravity sensor for detecting copper chloride concentration in corrosive liquid, for detecting the salt acid sensor of concentration of hydrochloric acid in corrosive liquid and the hydrogen peroxide sensor for detecting concentration of hydrogen peroxide in corrosive liquid.The present invention, by adopting specific gravity sensor, salt acid sensor and hydrogen peroxide sensor, can detect the concentration of copper chloride in corrosive liquid, hydrochloric acid and hydrogen peroxide respectively, reduces workman's efficiency, significantly improves corrosion quality.
Preferably, described automatic sample feeding device comprises for regulating the automatic watering apparatus of copper chloride concentration, for regulating automatically adding hydrochloric acid unit and automatically adding hydrogen peroxide unit for adjusted hydrogen peroxide concentration of concentration of hydrochloric acid.The present invention is by adopting automatic watering apparatus, automatically adding hydrochloric acid unit and automatically add hydrogen peroxide unit, can respectively automatic powder adding add water, hydrochloric acid and hydrogen peroxide, thus regulate copper chloride, hydrochloric acid and concentration of hydrogen peroxide, reduce workman's efficiency, significantly improve corrosion quality.
Preferably, also comprise the sampling groove for sampling, described sensor is installed in sampling groove, sampling groove respectively by sample feeding pipe, go out sample pipe respectively at corrosion liquid bath connect, corrosion liquid bath side offer overfall.The present invention, by adopting sampling groove, can detect the concentration of copper chloride in corrosive liquid, hydrochloric acid and hydrogen peroxide easily, reduces workman's efficiency, significantly improves corrosion quality.The present invention, by adopting overfall, can reduce discharge of wastewater.
Preferably, also comprise control device and display screen, control device is electrically connected with display screen, described detecting sensor, described automatic sample feeding device respectively.Described control device is PLC control device, and the present invention, by adopting control device, can control the automatic detection of each material concentration and the automatic interpolation of each raw material, reduces workman's efficiency, significantly improves corrosion quality.The present invention, by adopting display screen, can show the concentration of copper chloride, hydrochloric acid and hydrogen peroxide in real time.
Another object of the present invention is achieved through the following technical solutions: a kind of caustic solution of copper chloride corrosion device of roller, comprises the steps:
(1) volume of corrosion liquid bath is calculated;
(2) content of each raw material needed for the volume calculations of corrosion liquid bath;
(3) specific gravity sensor, salt acid sensor and hydrogen peroxide sensor is opened, open automatic watering apparatus simultaneously, automatically add hydrochloric acid unit and automatically add hydrogen peroxide unit, in screen to be shown after every data stabilization display, according to control device by calculating, automatically add corresponding raw material.
Caustic solution technique of the present invention is simple, convenient operation and control, can solve that the corrosion easily occurred in corrosion process is irregular, lateral erosion serious and corrosion is difficult to the problems such as control, and can ensure the stability of corrosive liquid.
Preferably, in described step (2), the content of each raw material is respectively: copper ion 57.5-62.5g/L, hydrochloric acid 32.9-38.3g/L, hydrogen peroxide 20-36g/L.The present invention is by controlling the concentration of copper ion to control to control at 20-36g/L in the concentration of 32.9-38.3g/L, hydrogen peroxide in the concentration of 57.5-62.5g/L, hydrochloric acid, corrosive effect is good, can solve that the corrosion easily occurred in corrosion process is irregular, the serious and corrosion of lateral erosion is difficult to the problems such as control.More preferred, in described step (2), the content of each raw material is respectively: copper ion 60g/L, hydrochloric acid 35g/L, hydrogen peroxide 28g/L.
Preferably, when in described step (1), the volume of corrosion liquid bath is 1000L, in described step (2), the consumption of copper chloride is 155.4-168.9Kg, and the consumption of hydrochloric acid is 99.7-116.1L, and the consumption of hydrogen peroxide is 66.7-108.0L.The copper chloride that the present invention adopts is Copper dichloride dihydrate, and the concentration of hydrochloric acid of employing is 33%, and the concentration of hydrogen peroxide of employing is 30%.More preferred, when in described step (1), the volume of corrosion liquid bath is 1000L, in described step (2), the consumption of copper chloride is 162.2Kg, and the consumption of hydrochloric acid is 106.1L, and the consumption of hydrogen peroxide is 93.3L.
Preferably, described step (3) also comprises: the roller after engraving is put into corrosion liquid bath, corrode the visible layers of copper in roller, corrosion temperature is 20-40 DEG C, and etching time is 5-20s.The present invention is by controlling at 20-40 DEG C by corrosion temperature, and etching time controls at 5-20s, and its corrosive effect is good, can solve that the corrosion easily occurred in corrosion process is irregular, the serious and corrosion of lateral erosion is difficult to the problems such as control.
Beneficial effect of the present invention is: corrosion device of the present invention can reduce discharge of wastewater, reduces workman's efficiency, significantly improves corrosion quality.
Caustic solution technique of the present invention is simple, convenient operation and control, can solve that the corrosion easily occurred in corrosion process is irregular, lateral erosion serious and corrosion is difficult to the problems such as control, and can ensure the stability of corrosive liquid.
Accompanying drawing explanation
Fig. 1 is the structural representation of corrosion device of the present invention.
Reference numeral is: 1-corrosion liquid bath, 10-overfall, 2-detecting sensor, 20-sampling groove, 21-specific gravity sensor, 22-salt acid sensor, 23-hydrogen peroxide sensor, 24-sample feeding pipe, 25-go out sample pipe, 3-automatic sample feeding device, 30-control device, 31-automatic watering apparatus, 32-automatically add hydrochloric acid unit, 33-automatically add hydrogen peroxide unit.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing 1, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
Embodiment 1
See Fig. 1, a kind of copper chloride corrosion device of roller, comprise for splendid attire corrosive liquid corrosion liquid bath 1, for detecting the detecting sensor 2 of each material concentration in corrosive liquid and the automatic sample feeding device 3 for automatically adding each raw material, detecting sensor 2 is electrically connected with automatic sample feeding device 3.
Described detecting sensor 2 comprises specific gravity sensor 21 for detecting copper chloride concentration in corrosive liquid, for detecting the salt acid sensor 22 of concentration of hydrochloric acid in corrosive liquid and the hydrogen peroxide sensor 23 for detecting concentration of hydrogen peroxide in corrosive liquid.
Described automatic sample feeding device 3 comprises for regulating the automatic watering apparatus 31 of copper chloride concentration, for regulating automatically adding hydrochloric acid unit 32 and automatically adding hydrogen peroxide unit 33 for adjusted hydrogen peroxide concentration of concentration of hydrochloric acid.
Also comprise the sampling groove 20 for sampling, described sensor is installed in sampling groove 20, sampling groove 20 respectively by sample feeding pipe 24, go out sample pipe 25 respectively at corrosion liquid bath 1 connect, corrosion liquid bath 1 side offer overfall 10.
Also comprise control device 30 and display screen, control device 30 is electrically connected with display screen, described detecting sensor 2, described automatic sample feeding device 3 respectively.
Corrosion device of the present invention can reduce discharge of wastewater, reduces workman's efficiency, significantly improves corrosion quality.
The caustic solution of the copper chloride corrosion device of a kind of roller described above, comprises the steps:
(1) volume of corrosion liquid bath 1 is calculated;
(2) content of each raw material needed for the volume calculations of corrosion liquid bath 1;
(3) specific gravity sensor 21, salt acid sensor 22 and hydrogen peroxide sensor 23 is opened, open automatic watering apparatus 31 simultaneously, automatically add hydrochloric acid unit 32 and automatically add hydrogen peroxide unit 33, in screen to be shown after every data stabilization display, according to control device 30 by calculating, automatically add corresponding raw material.
In described step (2), the content of each raw material is respectively: copper ion 57.5g/L, hydrochloric acid 32.9g/L, hydrogen peroxide 20g/L.
When in described step (1), the volume of corrosion liquid bath 1 is 1000L, in described step (2), the consumption of copper chloride is 155.4Kg, and the consumption of hydrochloric acid is 99.7L, and the consumption of hydrogen peroxide is 66.7L.
Described step (3) also comprises: the roller after engraving is put into corrosion liquid bath 1, corrode the visible layers of copper in roller, corrosion temperature is 20 DEG C, and etching time is 20s.
Caustic solution technique of the present invention is simple, convenient operation and control, can solve that the corrosion easily occurred in corrosion process is irregular, lateral erosion serious and corrosion is difficult to the problems such as control, and can ensure the stability of corrosive liquid.
Embodiment 2
The difference of the present embodiment and above-described embodiment 1 is:
In described step (2), the content of each raw material is respectively: copper ion 60g/L, hydrochloric acid 35g/L, hydrogen peroxide 28g/L.
When in described step (1), the volume of corrosion liquid bath 1 is 1000L, in described step (2), the consumption of copper chloride is 162.2Kg, and the consumption of hydrochloric acid is 106.1L, and the consumption of hydrogen peroxide is 93.3L.
Described step (3) also comprises: the roller after engraving is put into corrosion liquid bath 1, corrode the visible layers of copper in roller, corrosion temperature is 25 DEG C, and etching time is 15s.
Embodiment 3
The difference of the present embodiment and above-described embodiment 1 is:
In described step (2), the content of each raw material is respectively: copper ion 62.5g/L, hydrochloric acid 38.3g/L, hydrogen peroxide 36g/L.
When in described step (1), the volume of corrosion liquid bath 1 is 1000L, in described step (2), the consumption of copper chloride is 168.9Kg, and the consumption of hydrochloric acid is 116.1L, and the consumption of hydrogen peroxide is 108.0L.
Described step (3) also comprises: the roller after engraving is put into corrosion liquid bath 1, corrode the visible layers of copper in roller, corrosion temperature is 30 DEG C, and etching time is 12s.
Embodiment 4
The difference of the present embodiment and above-described embodiment 1 is:
In described step (2), the content of each raw material is respectively: copper ion 60g/L, hydrochloric acid 35g/L, hydrogen peroxide 28g/L.
When in described step (1), the volume of corrosion liquid bath 1 is 1000L, in described step (2), the consumption of copper chloride is 162.2Kg, and the consumption of hydrochloric acid is 106.1L, and the consumption of hydrogen peroxide is 93.3L.
Described step (3) also comprises: the roller after engraving is put into corrosion liquid bath 1, corrode the visible layers of copper in roller, corrosion temperature is 35 DEG C, and etching time is 8s.
Embodiment 5
The difference of the present embodiment and above-described embodiment 1 is:
In described step (2), the content of each raw material is respectively: copper ion 60g/L, hydrochloric acid 35g/L, hydrogen peroxide 28g/L.
When in described step (1), the volume of corrosion liquid bath 1 is 1000L, in described step (2), the consumption of copper chloride is 162.2Kg, and the consumption of hydrochloric acid is 106.1L, and the consumption of hydrogen peroxide is 93.3L.
Described step (3) also comprises: the roller after engraving is put into corrosion liquid bath 1, corrode the visible layers of copper in roller, corrosion temperature is 40 DEG C, and etching time is 5s.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. the copper chloride corrosion device of a roller, it is characterized in that: comprise for splendid attire corrosive liquid corrosion liquid bath, for detecting the detecting sensor of each material concentration in corrosive liquid and the automatic sample feeding device for automatically adding each raw material, detecting sensor is electrically connected with automatic sample feeding device.
2. the copper chloride corrosion device of a kind of roller according to claim 1, is characterized in that: described detecting sensor comprises specific gravity sensor for detecting copper chloride concentration in corrosive liquid, for detecting the salt acid sensor of concentration of hydrochloric acid in corrosive liquid and the hydrogen peroxide sensor for detecting concentration of hydrogen peroxide in corrosive liquid.
3. the copper chloride corrosion device of a kind of roller according to claim 2, is characterized in that: described automatic sample feeding device comprises for regulating the automatic watering apparatus of copper chloride concentration, for regulating automatically adding hydrochloric acid unit and automatically adding hydrogen peroxide unit for adjusted hydrogen peroxide concentration of concentration of hydrochloric acid.
4. the copper chloride corrosion device of a kind of roller according to claim 1, it is characterized in that: also comprise the sampling groove for sampling, described sensor is installed in sampling groove, sampling groove respectively by sample feeding pipe, go out sample pipe respectively at corrosion liquid bath connect, corrosion liquid bath side offer overfall.
5. the copper chloride corrosion device of a kind of roller according to claim 1, is characterized in that: also comprise control device and display screen, control device is electrically connected with display screen, described detecting sensor, described automatic sample feeding device respectively.
6. the caustic solution of the copper chloride corrosion device of a kind of roller as described in any one of claim 1-5, is characterized in that: comprise the steps:
(1) volume of corrosion liquid bath is calculated;
(2) content of each raw material needed for the volume calculations of corrosion liquid bath;
(3) specific gravity sensor, salt acid sensor and hydrogen peroxide sensor is opened, open automatic watering apparatus simultaneously, automatically add hydrochloric acid unit and automatically add hydrogen peroxide unit, in screen to be shown after every data stabilization display, according to control device by calculating, automatically add corresponding raw material.
7. the caustic solution of the copper chloride corrosion device of a kind of roller according to claim 6, is characterized in that: in described step (2), the content of each raw material is respectively: copper ion 57.5-62.5g/L, hydrochloric acid 32.9-38.3g/L, hydrogen peroxide 20-36g/L.
8. the caustic solution of the copper chloride corrosion device of a kind of roller according to claim 7, is characterized in that: in described step (2), the content of each raw material is respectively: copper ion 60g/L, hydrochloric acid 35g/L, hydrogen peroxide 28g/L.
9. the caustic solution of the copper chloride corrosion device of a kind of roller according to claim 6, it is characterized in that: when in described step (1), the volume of corrosion liquid bath is 1000L, in described step (2), the consumption of copper chloride is 155.4-168.9Kg, the consumption of hydrochloric acid is 99.7-116.1L, and the consumption of hydrogen peroxide is 66.7-108.0L.
10. the caustic solution of the copper chloride corrosion device of a kind of roller according to claim 9, it is characterized in that: described step (3) also comprises: the roller after engraving is put into corrosion liquid bath, visible layers of copper in roller is corroded, corrosion temperature is 20-40 DEG C, and etching time is 5-20s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942010.1A CN105479965B (en) | 2015-12-16 | 2015-12-16 | A kind of the copper chloride corrosion device and caustic solution of roller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942010.1A CN105479965B (en) | 2015-12-16 | 2015-12-16 | A kind of the copper chloride corrosion device and caustic solution of roller |
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| CN105479965A true CN105479965A (en) | 2016-04-13 |
| CN105479965B CN105479965B (en) | 2018-12-25 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107399179A (en) * | 2017-07-19 | 2017-11-28 | 山西运城制版集团（上海）企业发展有限公司 | A kind of gravure printing roller copper chloride pre-etching technique |
| CN107584857A (en) * | 2017-07-18 | 2018-01-16 | 山西运城制版集团（上海）企业发展有限公司 | The gravure plating etching process of ferric trichloride corrosion is substituted based on chlorination copper corrosion |
| CN107815687A (en) * | 2017-10-17 | 2018-03-20 | 江苏沪运制版有限公司 | Copper chloride corrosive liquid regenerating unit |
| CN108585023A (en) * | 2018-05-03 | 2018-09-28 | 东莞运城制版有限公司 | A kind of unmanned control method in copper chloride corrosive liquid production |
| CN111926334A (en) * | 2020-09-08 | 2020-11-13 | 深圳市志凌伟业光电有限公司 | Regeneration system and regeneration method for acidic copper chloride etching solution |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111926334A (en) * | 2020-09-08 | 2020-11-13 | 深圳市志凌伟业光电有限公司 | Regeneration system and regeneration method for acidic copper chloride etching solution |
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| CN105479965B (en) | 2018-12-25 |
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