CN104438382A - Method for improving surface clearness of cold-strip steel and dedicated device thereof - Google Patents
Method for improving surface clearness of cold-strip steel and dedicated device thereof Download PDFInfo
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- CN104438382A CN104438382A CN201410688037.8A CN201410688037A CN104438382A CN 104438382 A CN104438382 A CN 104438382A CN 201410688037 A CN201410688037 A CN 201410688037A CN 104438382 A CN104438382 A CN 104438382A
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- strip steel
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- rolled strip
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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
Abstract
The invention discloses a method for improving surface clearness of cold-strip steel and a dedicated device of the method. The method comprises the steps that the upper surface and the lower surface of the strip steel are cleaned through a chemical agent, and the chemical agent is composed of, by volume, 85 percent to 93 percent of glycolic acid, five percent to 10 percent of ethyl alcohol, one percent to three percent of hydroxyethylidene diphosphonate and one percent to two percent of polyoxyethylene nonionic surfactant. The dedicated device comprises a frame workshop, a fixed plate guide table and a strip pressing plate capable of moving vertically are arranged in the frame workshop, and adjacent faces of the fixed plate guide table and the strip pressing plate are parallel and are each coated with a layer of degreasing cotton. A liquid spray collecting pipe and nozzle system is further arranged on the frame workshop. The surfaces of the cold-strip steel can be cleaned with high speed and high efficiency.
Description
Technical field
The present invention relates to cold rolling and Steel further processing technical field, particularly relate to a kind of method and the special equipment thereof that improve surface cleanness of cold rolled strip steel.
Background technology
At present, steel market production capacity is seriously superfluous, and relatively high-end cold rolled sheet industry is no exception.In the case, the requirement of user to product quality is more and more stricter.Surface quality is an importance of cold-rolled steel strip products quality, and surface cleanness is the important criterion of Cold-strip Steel Surface quality level, can say, surface cleanness of cold rolled strip steel determines the product specification of cold-strip steel.For a lot of cold rolling mill, particularly numerous minor private enterprises, equipment is generally relatively backward, does not have the cold-strip steel degreasing line of configure dedicated or connect to move back line, and investment of again beginning a project is too large again, extremely uneconomical for low margin age at iron and steel.For the trader or the terminal use that have steel plate and open flat machining production line, equally also there is the demand that low cost improves surface cleanness of cold rolled strip steel.
Summary of the invention
For the deficiencies in the prior art, an object of the present invention is to provide a kind of efficient, quick, low cost, the easy method improving surface cleanness of cold rolled strip steel flexibly; Two of object of the present invention is to provide a kind of special equipment realizing said method.
An object of the present invention solves the technical scheme that its technical problem takes: a kind of method improving surface cleanness of cold rolled strip steel, the upper and lower surface of a kind of chemical agent to band steel is used to clean, the constituent of described chemical agent is: glycolic acid 85 ~ 93%, ethanol 5 ~ 10%, HEDP 1 ~ 3%, polyoxyethylene non-ionic surface active agent 1 ~ 2%, above-mentioned numerical value is percent by volume.
A kind of attainable mode is: carry out contacting and producing relative motion with belt steel surface after dipping described chemical agent with absorbent cotton, realizes the clean of belt steel surface.
Another kind of attainable mode is: after belt steel surface sprays described chemical agent, uses absorbent cotton to carry out contacting and producing relative motion with belt steel surface, realizes the clean of belt steel surface.
The technical scheme that two its technical problems of solution of object of the present invention are taked is: a kind of special equipment improving the method for surface cleanness of cold rolled strip steel, comprise the framework memorial archway be fixed on ground, the inside of framework memorial archway is provided with the resting guide platform of a level, the top of resting guide platform is provided with pressure zone plate moving up and down, and the adjacent surface of resting guide platform and pressure zone plate is parallel to each other and is covered with one deck absorbent cotton respectively; Framework memorial archway is also provided with hydrojet collector and nozzle system, and the position height of hydrojet collector and nozzle system is higher than the lower position of pressure zone plate, and hydrojet collector and nozzle system are connected with an immersible pump by main feed pipe, and described immersible pump is positioned at chemical agent bucket.
For realizing moving up and down of pressure zone plate, further technical scheme is: the described upper surface of pressure zone plate is connected with the piston rod of hydraulic cylinder, and described hydraulic cylinder is connected with Hydraulic Station by hydraulic hose, and Hydraulic Station is by connecting axle and motors.
Preferably, the hydraulic cylinder of described pressure zone plate upper surface is evenly distributed with three.
For the ease of reclaiming the chemical agent of drippage, avoid affecting site work environment, further technical scheme is: the bottom of described framework memorial archway is provided with a tray box, and described tray box is the groove of top end opening.
In order to increase the flexibility of use, hydrojet collector is made to realize Discrete control, further technical scheme is: in described hydrojet collector and nozzle system, collector is evenly distributed with 15 nozzles, described 15 nozzles are followed successively by: nozzle-VII, nozzle-VI, nozzle-V, nozzle-IV, nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III, nozzle IV, nozzle V, nozzle VI, nozzle VII; Nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III share a feed flow arm, nozzle-V, nozzle-IV, nozzle IV, nozzle V share a feed flow arm, nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share a feed flow arm, and above-mentioned three feed flow arms are all connected with main feed pipe.
In order to mutually mate with the width of cold-strip steel, further technical scheme is: the spacing on described collector between adjacent nozzle is 115mm.
Described nozzle adopts pore atomizer.
Compared with prior art, the present invention has following beneficial effect:
1, by the cleaning of apparatus of the present invention, effectively can reduce surface of cold-rolled steel plate Residual oil, residual iron content more than 50%, improve surface of cold-rolled steel plate reflectivity more than 30%, reach the object effectively improving surface of cold-rolled steel plate cleannes.
2, can completely and the speed of production of production line and product specification match, reach the speed of production of 200m/min, do not affect normal production and production efficiency.Achieve efficient, fast, low cost, easyly improve surface cleanness of cold rolled strip steel flexibly, meeting the market requirement, there is good popularizing application prospect.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram that the present invention improves the special equipment of the method for surface cleanness of cold rolled strip steel;
Fig. 2 is the left TV structure schematic diagram that the present invention improves the special equipment of the method for surface cleanness of cold rolled strip steel;
Fig. 3 is hydrojet collector and the nozzle system structural representation that the present invention improves the special equipment of the method for surface cleanness of cold rolled strip steel;
In figure: 1 ground, 2 framework memorial archways, 3 resting guide platforms, 4 absorbent cotton, 5 pressure zone plates, 6 hydrojet collector and nozzle systems, 7 hydraulic cylinders, 8 main feed pipes, 9 immersible pumps, 10 Hydraulic Stations, 11 connecting axles, 12 motors, 13 band steel, 14 hydraulic hoses, 15 chemical agent buckets.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, the invention will be further described:
A kind of method improving surface cleanness of cold rolled strip steel of the present invention, the upper and lower surface of a kind of chemical agent to band steel is used to clean, the constituent of described chemical agent is: glycolic acid 85 ~ 93%, ethanol 5 ~ 10%, HEDP 1 ~ 3%, polyoxyethylene non-ionic surface active agent 1 ~ 2%, above-mentioned numerical value is percent by volume.
A kind of attainable mode is: carry out contacting and producing relative motion with belt steel surface after dipping described chemical agent with absorbent cotton, realizes the clean of belt steel surface.
Another kind of attainable mode is: after belt steel surface sprays described chemical agent, uses absorbent cotton to carry out contacting and producing relative motion with belt steel surface, realizes the clean of belt steel surface.
As shown in Figure 1 and Figure 2, a kind of special equipment improving the method for surface cleanness of cold rolled strip steel of the present invention, comprise the framework memorial archway 2 be fixed on ground 1, the inside of framework memorial archway 2 is provided with the resting guide platform 3 of a level, the top of resting guide platform 3 is provided with pressure zone plate 5 moving up and down, and resting guide platform 3 is parallel to each other with the adjacent surface of pressure zone plate 5 and is covered with one deck absorbent cotton 4 respectively; Framework memorial archway 2 is also provided with hydrojet collector and nozzle system 6, the position height of hydrojet collector and nozzle system 6 is higher than the lower position of pressure zone plate 5, hydrojet collector and nozzle system 6 are connected with an immersible pump 9 by main feed pipe 8, and described immersible pump 9 is positioned at chemical agent bucket 15.
For realizing moving up and down of pressure zone plate 5, further technical scheme is: the upper surface of described pressure zone plate 5 is connected with the piston rod of hydraulic cylinder 7, described hydraulic cylinder 7 is connected with Hydraulic Station 10 by hydraulic hose 14, and Hydraulic Station 10 is connected with motor 12 by connecting axle 11.
Preferably, the hydraulic cylinder 7 of described pressure zone plate 5 upper surface is evenly distributed with three.
For the ease of reclaiming the chemical agent of drippage, avoid affecting site work environment, further technical scheme is: the bottom of described framework memorial archway 2 is provided with a tray box (not shown), and described tray box is the groove of top end opening.
As Fig. 3, in order to increase the flexibility of use, hydrojet collector carries out Discrete control, collector is evenly distributed with 15 nozzles, described 15 nozzles are followed successively by: nozzle-VII, nozzle-VI, nozzle-V, nozzle-IV, nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III, nozzle IV, nozzle V, nozzle VI, nozzle VII; Nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III share a feed flow arm, nozzle-V, nozzle-IV, nozzle IV, nozzle V share a feed flow arm, nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share a feed flow arm, and above-mentioned three feed flow arms are all connected with main feed pipe 8.
The width of cold-strip steel has 1005mm and 1255mm two specifications, and in order to mutually mate with the width of cold-strip steel, the spacing on described collector between adjacent nozzle is 115mm.
Described nozzle adopts pore atomizer.Nozzle, as far as possible near operating belt steel surface, to improve chemical agent utilization ratio, reduces the wasting of resources.
Below in conjunction with a course of work, the invention will be further described:
The absorbent cotton that resting guide platform 3 contacts with band steel 13 lower surface is dipped in upper appropriate chemical agent, and the absorbent cotton that pressure zone plate 5 contacts with band steel 13 upper surface can dip in and also can not dip in chemical agent, is placed in by band steel 13 between above-mentioned two pieces of absorbent cotton; Start Hydraulic Station 10, removable pressure zone plate 5 is depressed, until upper and lower absorbent cotton tightly contact zones steel 13; Start immersible pump 9 and hydrojet collector switch, spray chemical agent to band steel 13 upper surface; Start production line, make band steel 13 constantly run through surface cleaning apparatus, reach the effect on high-speed and high-efficiency clean steel surface.Note observing Cold-strip Steel Surface cleaning performance, when cleaning performance declines, change absorbent cotton in time.When replacing absorbent cotton or cleaning complete, first close down immersible pump 9 and hydrojet collector switch, then lift pressure zone plate 5 and stop Hydraulic Station 10.
In the present invention " on ", the orientation word such as D score is all relative positions adopted for convenience of description, can not absolute position be interpreted as and form limitation of the present invention.
The foregoing is only preferred embodiment of the present invention; be not whole embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Except technical characteristic described in description, all the other technical characteristics are those skilled in the art's known technology, in order to outstanding innovative characteristics of the present invention, do not repeat them here.
Claims (10)
1. one kind is improved the method for surface cleanness of cold rolled strip steel, it is characterized in that, the upper and lower surface of a kind of chemical agent to band steel is used to clean, the constituent of described chemical agent is: glycolic acid 85 ~ 93%, ethanol 5 ~ 10%, HEDP 1 ~ 3%, polyoxyethylene non-ionic surface active agent 1 ~ 2%, above-mentioned numerical value is percent by volume.
2. a kind of method improving surface cleanness of cold rolled strip steel according to claim 1, is characterized in that, with belt steel surface carries out contact and produce relative motion after dipping described chemical agent with absorbent cotton, realizes the clean of belt steel surface.
3. a kind of method improving surface cleanness of cold rolled strip steel according to claim 1, is characterized in that, after belt steel surface sprays described chemical agent, uses absorbent cotton to carry out contacting and producing relative motion with belt steel surface, realizes the clean of belt steel surface.
4. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 1, it is characterized in that, comprise the framework memorial archway be fixed on ground, the inside of framework memorial archway is provided with the resting guide platform of a level, the top of resting guide platform is provided with pressure zone plate moving up and down, and the adjacent surface of resting guide platform and pressure zone plate is parallel to each other and is covered with one deck absorbent cotton respectively; Framework memorial archway is also provided with hydrojet collector and nozzle system, and the position height of hydrojet collector and nozzle system is higher than the lower position of pressure zone plate, and hydrojet collector and nozzle system are connected with an immersible pump by main feed pipe, and described immersible pump is positioned at chemical agent bucket.
5. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 4, it is characterized in that, the described upper surface of pressure zone plate is connected with the piston rod of hydraulic cylinder, and described hydraulic cylinder is connected with Hydraulic Station by hydraulic hose, and Hydraulic Station is by connecting axle and motors.
6. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 5, is characterized in that, the hydraulic cylinder of described pressure zone plate upper surface is evenly distributed with three.
7. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 4 or 6, is characterized in that, the bottom of described framework memorial archway is provided with a tray box, and described tray box is the groove of top end opening.
8. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 7, it is characterized in that, in described hydrojet collector and nozzle system, collector is evenly distributed with 15 nozzles, described 15 nozzles are followed successively by: nozzle-VII, nozzle-VI, nozzle-V, nozzle-IV, nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III, nozzle IV, nozzle V, nozzle VI, nozzle VII; Nozzle-III, nozzle-II, nozzle-I, nozzle 0, nozzle I, nozzle II, nozzle III share a feed flow arm, nozzle-V, nozzle-IV, nozzle IV, nozzle V share a feed flow arm, nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share a feed flow arm, and above-mentioned three feed flow arms are all connected with main feed pipe.
9. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 8, is characterized in that, the spacing on described collector between adjacent nozzle is 115mm.
10. a kind of special equipment improving the method for surface cleanness of cold rolled strip steel according to claim 9, is characterized in that, described nozzle adopts pore atomizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688037.8A CN104438382B (en) | 2014-11-25 | 2014-11-25 | A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688037.8A CN104438382B (en) | 2014-11-25 | 2014-11-25 | A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104438382A true CN104438382A (en) | 2015-03-25 |
| CN104438382B CN104438382B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410688037.8A Expired - Fee Related CN104438382B (en) | 2014-11-25 | 2014-11-25 | A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072632A (en) * | 2018-02-09 | 2018-05-25 | 邯郸钢铁集团有限责任公司 | A kind of portable strip cleannes detection instrument and its detection method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134208A (en) * | 2006-08-31 | 2008-03-05 | 宝山钢铁股份有限公司 | Pre-rolling steel strip surface cleaning device |
| DE102009054205A1 (en) * | 2009-11-21 | 2011-05-26 | Sms Siemag Aktiengesellschaft | Cooling and cleaning in belt processing lines |
| CN202715630U (en) * | 2012-05-09 | 2013-02-06 | 首钢总公司 | Surface degreasing and cleaning system of cold-rolled sheet |
| CN202762667U (en) * | 2012-07-11 | 2013-03-06 | 广东生益科技股份有限公司 | Automatic spraying device |
| JP2014111240A (en) * | 2012-12-05 | 2014-06-19 | Nippon Synthetic Chem Ind Co Ltd:The | Method of producing plastic sheet, plastic sheet obtained by the same and plastic substrate for display comprising the same |
-
2014
- 2014-11-25 CN CN201410688037.8A patent/CN104438382B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134208A (en) * | 2006-08-31 | 2008-03-05 | 宝山钢铁股份有限公司 | Pre-rolling steel strip surface cleaning device |
| DE102009054205A1 (en) * | 2009-11-21 | 2011-05-26 | Sms Siemag Aktiengesellschaft | Cooling and cleaning in belt processing lines |
| CN202715630U (en) * | 2012-05-09 | 2013-02-06 | 首钢总公司 | Surface degreasing and cleaning system of cold-rolled sheet |
| CN202762667U (en) * | 2012-07-11 | 2013-03-06 | 广东生益科技股份有限公司 | Automatic spraying device |
| JP2014111240A (en) * | 2012-12-05 | 2014-06-19 | Nippon Synthetic Chem Ind Co Ltd:The | Method of producing plastic sheet, plastic sheet obtained by the same and plastic substrate for display comprising the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072632A (en) * | 2018-02-09 | 2018-05-25 | 邯郸钢铁集团有限责任公司 | A kind of portable strip cleannes detection instrument and its detection method |
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| Publication number | Publication date |
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| CN104438382B (en) | 2016-08-24 |
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