CN112481628B - Copper strip degreasing cleaning distillation treatment device and treatment method thereof - Google Patents
Copper strip degreasing cleaning distillation treatment device and treatment method thereof Download PDFInfo
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- CN112481628B CN112481628B CN202011246241.6A CN202011246241A CN112481628B CN 112481628 B CN112481628 B CN 112481628B CN 202011246241 A CN202011246241 A CN 202011246241A CN 112481628 B CN112481628 B CN 112481628B
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a copper strip degreasing cleaning distillation treatment device and a treatment method thereof, wherein the device comprises a degreasing liquid purifying box, a degreasing box body and a strip drying box, which are sequentially arranged side by side, wherein the degreasing liquid purifying box is connected with the degreasing box body, the device also comprises a distillation separator, a condensation processor and a dirty oil collecting box, a dirty liquid outlet of the degreasing box body is connected with the distillation separator, a dirty liquid outlet of the distillation separator is connected with the dirty oil collecting box through a collecting pipe, a clean oil gas outlet of the distillation separator is connected with the condensation processor, and the condensation processor is connected with the degreasing liquid purifying box through a clean liquid return pipeline. The rolling oil is separated and treated by utilizing the difference of boiling points of the rolling oil and the degreasing liquid in a distillation mode, the separated degreasing liquid is collected and flows back to the clean liquid box for recycling, the used degreasing liquid can be treated and recycled on line, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of copper strip cleaning, in particular to a copper strip degreasing cleaning distillation treatment device and a treatment method thereof.
Background
In the production process of the high-conductivity copper strip foil by rolling the copper strip, degreasing treatment of the surface of the copper strip foil is an important process for improving the quality of the product, and the basic flow of the process is as follows: degreasing and cleaning I, squeezing, degreasing and cleaning II, squeezing, drying in a drying box, wherein degreasing agent and water which are remained on the surface of the red copper rolled high-conductivity copper strip foil after cleaning are subjected to squeezing and drying treatment; and the degreasing fluid after cleaning is mixed with rolling oil, especially the degreasing fluid in the first-stage degreasing cleaning box body, so that the cleaning degreasing agent has larger loss, and the degreasing fluid containing dirty oil can not be reused, thereby increasing the cost and the environmental protection pressure.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a copper strip degreasing cleaning distillation treatment device and a treatment method thereof, so as to achieve the purpose that the used degreasing liquid can be treated on line for recycling.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a copper strips degreasing washs distillation processing apparatus, includes degrease liquid clean liquid case and degrease box and the strip stoving case that sets gradually side by side, degrease liquid clean liquid case links to each other with the degrease box, still includes distillation separator and condensation processor and dirty oil collecting box, and the dirty liquid export of degrease box links to each other with distillation separator, and distillation separator's dirty liquid export links to each other with dirty oil collecting box through the collecting pipe, and distillation separator's clean oil gas export links to each other with condensation processor, and condensation processor links to each other with degrease liquid clean liquid case through clean liquid return line.
The degreasing box body comprises a first-stage degreasing box body and a second-stage degreasing box body which are sequentially arranged side by side according to the running direction of the production line, a degreasing liquid purifying box is connected with the second-stage degreasing box body, an overflow port for degreasing liquid to enter the first-stage degreasing box body from the second-stage degreasing box body is formed between the second-stage degreasing box body and the first-stage degreasing box body, and a dirty liquid outlet is formed in the bottom of the first-stage degreasing box body.
The strip drying box is a strip distillation drying box, and the top of the strip distillation drying box is connected with the condensation processor through a pipeline.
The degreasing device is characterized in that a squeezing roller for squeezing copper strips is arranged at the position close to an outlet in the degreasing box body, the squeezing roller comprises a hollow roller core and a non-woven fabric layer arranged on the outer edge of the roller core, and a vacuum suction port is arranged on the hollow roller core.
The primary degreasing box body and the secondary degreasing box body are of an integrated structure, and a steering roller is arranged in the middle of the primary degreasing box body and the secondary degreasing box body.
And a group of in-box flattening rollers for spreading the copper strips in the drying box are arranged in the strip distillation drying box.
And nitrogen input pipelines are arranged on the strip distillation drying box and the distillation separator, and the tops of the degreasing box and the strip distillation drying box are connected with the condensation processor through carbon dioxide fire extinguishing pipes.
A fan is arranged on a pipeline connected with the condensing processor at the top of the strip distillation drying box, and the fan is an explosion-proof air fan.
The degreasing, cleaning and distilling treatment method for the copper strip comprises the following steps:
1) Degreasing and cleaning a copper strip through a degreasing box body, performing squeezing treatment through a squeezing roller, after a certain amount of residual degreasing agent containing oil on the surface of the strip enters a strip distillation drying box, fully distilling residual oil on the surface of the strip through a flattening roller in the drying box to increase the holding time, conveying protective nitrogen and a large amount of distilled oil-containing steam into a condensation processor through a pipeline, converting the hot oil steam into degreasing agent liquid through a low-temperature effect of a heat exchanger, and refluxing the liquid formed after condensation into the cleaning box after filtration to complete a degreasing agent recovery flow of the drying distillation box;
2) The degreasing cleaning solution is lifted to a cleaning solution inlet by a pump, after the strip is soaked in the secondary degreasing box, the degreasing cleaning solution enters the primary degreasing box through an overflow port, and because the primary degreasing box is primarily degreased for incoming materials and has serious pollution compared with degreasing agents, the polluted sewage flows to the sewage inlet of the distillation separator through a sewage outlet, is distilled through the distillation separator, converts the degreasing solution into oil vapor by utilizing the difference of flash points of oil liquid, and enters a condensation processor through a pipeline for condensation liquefaction, and in order to ensure the efficiency and the safety, the distillation separator is filled with micro-pressure protection nitrogen; the hot oil vapor is converted into degreasing agent liquid through the low-temperature effect of the heat exchanger, the liquid formed after condensation is filtered and then flows back into the clean liquid box to finish the degreasing agent recovery flow of the drying distillation box, and the separated dirty oil is collected into the dirty oil collecting box.
Compared with the prior art, the invention has the following advantages:
the copper strip degreasing cleaning distillation treatment device and the treatment method thereof are reasonable in design, residual degreasing liquid on the strip is recovered through the distillation drying box, rolling oil is separated and treated through the difference of boiling points of the rolling oil and the degreasing liquid in a distillation mode, and the separated degreasing liquid is collected and flows back to the cleaning box for recycling, so that the used degreasing liquid can be treated and recycled on line, and the cost is reduced.
Drawings
The contents and the marks in the drawings expressed in the drawings of the present specification are briefly described as follows:
FIG. 1 is a schematic view of a processing apparatus according to the present invention.
In the figure:
1. feed port seal, 2. Turn roll, 3. Primary degreasing tank, 4. Primary wringer, 5. Secondary degreasing tank, 6. Secondary wringer, 7. Cylinder, 8. Distilled drying tank inlet seal, 9. Strip distillation drying tank, 10. Flattening roll, 11. Outlet seal, 12. Nitrogen input conduit, 13. Oil-containing gas conduit, 14. Explosion-proof gas blower, 15. Condensing processor, 16. Clean liquid return conduit, 17. Clean liquid tank, 18. Clean liquid transfer pump, 19. Secondary tank clean liquid inlet, 20. Dirty liquid outlet, 21. Distiller dirty liquid inlet conduit, 22. Distillation separator, 23. Clean oil gas outlet, 24. Collecting conduit, 25. Dirty oil collecting tank, 26. Condensing conduit return, 27. Refrigerator, 28. Condensing conduit outlet, 29. Carbon dioxide fire extinguishing conduit inlet, 30. Carbon dioxide fire extinguishing conduit outlet.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings, which illustrate in further detail.
As shown in fig. 1, the degreasing, cleaning, distilling and treating device for the copper strip comprises a degreasing liquid purifying tank 17, a distilling separator 22, a condensing processor 15, a dirty oil collecting tank 25, and a degreasing tank body and a strip drying tank which are arranged side by side in sequence; the degreasing liquid purifying box is connected with the degreasing box body, a dirty liquid outlet of the degreasing box body is connected with a distillation separator, a dirty liquid outlet 20 of the distillation separator is connected with a dirty oil collecting box through a collecting pipe 24, a clean oil gas outlet 23 of the distillation separator is connected with a condensation processor, and the condensation processor is connected with the degreasing liquid purifying box 17 through a clean liquid return pipeline 16.
The degreasing box body comprises a first-stage degreasing box body 3 and a second-stage degreasing box body 4 which are sequentially arranged side by side according to the running direction of the production line, a degreasing liquid purifying box is connected with the second-stage degreasing box body, an overflow port for degreasing liquid to enter the first-stage degreasing box body from the second-stage degreasing box body is formed between the second-stage degreasing box body and the first-stage degreasing box body, and a dirty liquid outlet is formed in the bottom of the first-stage degreasing box body. Because the first-stage degreasing box is used for primarily degreasing the incoming materials, the pollution is serious compared with the degreasing agent, and the degreasing agent consumption is reduced by the arrangement.
The strip drying box is a strip distillation drying box 9, and the top of the strip distillation drying box is connected with the condensation processor through an oil-containing gas pipeline 13; a set of in-box flattening rollers 10 for spreading the copper strip in the drying box are provided in the strip distillation drying box. And recycling the residual degreasing liquid on the strip through a distillation drying box, collecting and refluxing the degreasing liquid separated by condensation to a cleaning liquid box for recycling, so that the used degreasing liquid can be treated on line for recycling.
A squeezing roller 6 for squeezing the copper strips is arranged at the position close to the outlet in the degreasing box body. For online cleaning of ultrathin copper strips, a good squeezing effect is difficult to achieve through a traditional rubber roller; if the pressure of a squeezing rubber roller is increased to achieve a better squeezing effect, the ultrathin copper strip is easy to deform; if the pressure is small, the squeezing effect is poor.
Therefore, the non-woven fabric roller is adopted for squeezing, the squeezing roller comprises a hollow roller core and a non-woven fabric layer arranged on the outer edge of the roller core, the hollow roller core is provided with a vacuum suction port, the non-woven fabric layer has good water absorption effect, squeezing and water absorption are carried out, the good squeezing effect can be achieved without increasing pressure, and the ultrathin copper strip is not easy to deform.
The primary degreasing box body and the secondary degreasing box body are of an integrated structure, and a middle steering roller 4 is arranged in the middle; the inlet of the primary degreasing box body is provided with a steering roller 2 and a feed inlet seal 1, the outlet of the secondary degreasing box body is provided with a wringing roller and a cylinder 7 for controlling the pressure of the wringing roller, the inlet of the strip distillation drying box is provided with a distillation drying box inlet seal 8, and the outlet of the strip distillation drying box is provided with an outlet seal 11.
The top parts of the degreasing box body and the strip material distillation drying box are connected with a condensation processor through carbon dioxide fire extinguishing pipes, and the box bodies are converged into a carbon dioxide fire extinguishing pipe outer row 30 through a carbon dioxide fire extinguishing pipe inlet 29 and conveyed into the condensation processor; a fan is arranged on a pipeline connected with the condensing processor at the top of the strip distillation drying box, and the fan is an explosion-proof air fan 14.
The degreasing, cleaning and distilling treatment method for the copper strip comprises the following steps:
red copper foil feeding route:
the incoming materials enter the degreasing box body through the inlet seal of the degreasing box body, enter the liquid accumulation groove through the steering roller for soaking and cleaning, the box body is divided into two stages, the former degreasing is primary degreasing of the first-stage sewage, the two stages are separated by the middle steering roller, the latter degreasing is secondary clean degreasing, the discharge port is used for squeezing residual oil on the surface of the strip through the double-row squeezing roller assembly, and then the strip enters the drying distillation box through the sealing port of the strip distillation box. After the multi-roller flattening, the hot distillation time is increased, the box body is discharged from the drying distillation box by a box body sealing device, and a large amount of degreasing and steam exist in the box body due to the distillation effect, so that positive pressure protection is performed by nitrogen; and (5) finishing the degreasing and distillation drying process of the strip.
The degreasing agent distillation recovery route:
distilling and recycling the cleaning agent on the surface of the strip: after a certain amount of residual degreasing agent containing oil on the surface of the strip enters the box body, the residual oil on the surface of the strip is fully distilled through the increase of the holding time of the flattening roller, and then the protection nitrogen and a large amount of distilled oil-containing steam are conveyed into the condensation processor through pipelines, the hot oil steam is converted into degreasing agent liquid through the low-temperature effect of the heat exchanger, the cooling source of the condensation device is from the high-power refrigerator 27, the circulation refrigeration is carried out through special condensing agent conveying pipelines, and the refrigerant conveying pipelines are respectively a condensation pipe loop 26 and a condensation pipe outlet 17. The condensed recovery refrigerator is clean liquid, and flows back into the clean liquid box through the filtering device to finish the degreasing agent recovery flow of the drying distillation box, and then the degreasing agent enters the condensing processor along with the oil-containing steam to be discharged into the purifying device through the purifying pipeline to reach the standard and then is discharged.
The degreasing box is composed of a front degreasing box and a rear degreasing box, clean liquid is lifted to a clean liquid inlet 19 by a clean liquid conveying pump 18, after the strip is soaked in the secondary degreasing box, the strip enters the primary degreasing box through an overflow port, and because the front degreasing box is primarily degreased for incoming materials and is relatively serious in pollution compared with degreasing agents, contaminated dirty liquid flows to a dirty liquid inlet 21 of a distillation device through a dirty liquid outlet, enters a distillation separator 22 through a dirty liquid inlet pipe 21 of the distillation device for distillation, converts the degreasing liquid into oil vapor to enter a condensation processor for condensation liquefaction through a pipeline 23 by utilizing different flash points of oil liquid, and in order to ensure efficiency and safety, micro-pressure protection nitrogen is filled in the distillation separator. The hot oil vapor is converted into degreasing agent liquid through the low-temperature effect of a heat exchanger, a cooling source of a condensing processor is from a high-power refrigerator 27, and circulating refrigeration is carried out through a special condensing agent conveying pipeline; the condensed recovery refrigerator is clean liquid, and flows back into the clean liquid tank 17 after passing through the filtering device to finish the recovery flow of degreasing agent of the drying distillation tank, and then enters the condensing device along with the protection nitrogen gas of the oil-containing steam, and is discharged into the purifying device through the purifying pipeline to be treated and discharged after reaching the standard. The dirty oil separated by the separator is collected in a dirty oil collection tank 25.
In order to ensure the safety and effectiveness of the distillation process, all the parts where the degreasing agent steam exists are completely protected by filling nitrogen, and a CO2 fire extinguishing system is arranged in the two boxes. All the gas is discharged after reaching the standard through the purification device and is concentrated at the gas discharge port 30 of the condensing device.
According to the invention, the degreasing liquid remained on the strip is recovered through the distillation drying box, meanwhile, the rolling oil is separated and treated through the difference of the boiling points of the rolling oil and the degreasing liquid in a distillation mode, and the separated degreasing liquid is collected and flows back to the cleaning liquid box for recycling, so that the used degreasing liquid can be treated and recycled on line, and the cost is reduced.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and the above-described technical features may be arbitrarily combined to form a plurality of embodiments of the present invention.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the invention is not limited to the above embodiments, but is capable of being modified or applied to other applications without any modification, as long as the inventive concept and technical scheme are adopted.
Claims (5)
1. The utility model provides a copper strips degreasing cleaning distillation processing apparatus, includes degrease liquid clean liquid case and degrease box and the strip stoving case that sets gradually side by side, degrease liquid clean liquid case links to each other its characterized in that with degrease box: the device comprises a degreasing tank body, a dirty liquid outlet of the degreasing tank body, a dirty liquid collecting tank, a distillation separator, a condensing processor and a dirty oil collecting tank, wherein the dirty liquid outlet of the degreasing tank body is connected with the distillation separator;
the strip drying box is a strip distillation drying box, and the top of the strip distillation drying box is connected with the condensation processor through a pipeline; a group of in-box flattening rollers for spreading the copper strips in the drying box are arranged in the strip distillation drying box; the top parts of the degreasing box body and the strip distillation drying box are connected with the condensation processor through carbon dioxide fire extinguishing pipes; a fan is arranged on a pipeline connected with the condensing processor at the top of the strip distillation drying box, and the fan is an explosion-proof air fan.
2. The copper strip degreasing cleaning distillation treatment device as claimed in claim 1, wherein: the degreasing box body comprises a first-stage degreasing box body and a second-stage degreasing box body which are sequentially arranged side by side according to the running direction of the production line, a degreasing liquid purifying box is connected with the second-stage degreasing box body, an overflow port for degreasing liquid to enter the first-stage degreasing box body from the second-stage degreasing box body is formed between the second-stage degreasing box body and the first-stage degreasing box body, and a dirty liquid outlet is formed in the bottom of the first-stage degreasing box body.
3. The copper strip degreasing cleaning distillation treatment device as claimed in claim 1, wherein: the degreasing device is characterized in that a squeezing roller for squeezing copper strips is arranged at the position close to an outlet in the degreasing box body, the squeezing roller comprises a hollow roller core and a non-woven fabric layer arranged on the outer edge of the roller core, and a vacuum suction port is arranged on the hollow roller core.
4. The copper strip degreasing cleaning distillation treatment device as claimed in claim 2, wherein: the primary degreasing box body and the secondary degreasing box body are of an integrated structure, and a steering roller is arranged in the middle of the primary degreasing box body and the secondary degreasing box body.
5. A degreasing, cleaning and distilling treatment method for copper strips is characterized in that: the processing method comprises the following steps:
1) Degreasing and cleaning a copper strip through a degreasing box body, performing squeezing treatment through a squeezing roller, after a certain amount of residual degreasing agent containing oil on the surface of the strip enters a strip distillation drying box, fully distilling residual oil on the surface of the strip through a flattening roller in the drying box to increase the holding time, conveying protective nitrogen and a large amount of distilled oil-containing steam into a condensation processor through a pipeline, converting the hot oil steam into degreasing agent liquid through a low-temperature effect of a heat exchanger, and refluxing the liquid formed after condensation into the cleaning box after filtration to complete a degreasing agent recovery flow of the drying distillation box;
2) The degreasing cleaning solution is lifted to a cleaning solution inlet by a pump, after the strip is soaked in the secondary degreasing box, the degreasing cleaning solution enters the primary degreasing box through an overflow port, and because the primary degreasing box is primarily degreased for incoming materials and has serious pollution compared with degreasing agents, the polluted sewage flows to the sewage inlet of the distillation separator through a sewage outlet, is distilled through the distillation separator, converts the degreasing solution into oil vapor by utilizing the difference of flash points of oil liquid, and enters a condensation processor through a pipeline for condensation liquefaction, and in order to ensure the efficiency and the safety, the distillation separator is filled with micro-pressure protection nitrogen; the hot oil vapor is converted into degreasing agent liquid through the low-temperature effect of the heat exchanger, the liquid formed after condensation is filtered and then flows back into the clean liquid box to finish the degreasing agent recovery flow of the drying distillation box, and the separated dirty oil is collected into the dirty oil collecting box.
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| CN202011246241.6A CN112481628B (en) | 2020-11-10 | 2020-11-10 | Copper strip degreasing cleaning distillation treatment device and treatment method thereof |
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| CN202011246241.6A CN112481628B (en) | 2020-11-10 | 2020-11-10 | Copper strip degreasing cleaning distillation treatment device and treatment method thereof |
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| JP3302084B2 (en) * | 1993-03-30 | 2002-07-15 | 株式会社東芝 | Continuous body degreasing cleaning device and degreasing cleaning method |
| WO2006042316A1 (en) * | 2004-10-12 | 2006-04-20 | Pantheon Chemical, Inc | Composition for cleaning and degreasing, system for using the composition, and methods of forming and using the composition |
| CN103542702B (en) * | 2013-10-08 | 2016-03-09 | 咸阳大田机械有限责任公司 | Vacuum hydrocone type squeezing machine |
| CN204018296U (en) * | 2014-08-12 | 2014-12-17 | 江阴市伟裕金属制品有限公司 | The distillation recovery device of steel wire rope |
| CN206015100U (en) * | 2016-08-26 | 2017-03-15 | 灵宝金源朝辉铜业有限公司 | A kind of renewable cleaning by degreasing device of rolled copper foil |
| CN207963293U (en) * | 2018-02-01 | 2018-10-12 | 灵宝金源朝辉铜业有限公司 | A kind of novel rolled copper foil defatting machine cooling device |
| CN209550114U (en) * | 2018-12-07 | 2019-10-29 | 李香菊 | A kind of material surface processing equipment |
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Effective date of registration: 20230412 Address after: 242400 Nanling County Economic Development Zone, Wuhu, Anhui Applicant after: ANHUI YONGJIE COPPER Co.,Ltd. Address before: 241009 Anhui Wuhu economic and Technological Development Zone, Feng Ming Hubei Road No. 48. Applicant before: ANHUI ZHONGYUAN NEW MATERIALS CO.,LTD. |
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