CN104438382B - A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof - Google Patents

A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof Download PDF

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Publication number
CN104438382B
CN104438382B CN201410688037.8A CN201410688037A CN104438382B CN 104438382 B CN104438382 B CN 104438382B CN 201410688037 A CN201410688037 A CN 201410688037A CN 104438382 B CN104438382 B CN 104438382B
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China
Prior art keywords
nozzle
strip steel
cold rolled
rolled strip
method improving
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Expired - Fee Related
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CN201410688037.8A
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Chinese (zh)
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CN104438382A (en
Inventor
胡国雄
闻青山
程龙
刘精华
刘爱民
刘丽
耿宏烨
王栋
帅奇
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Shandong Iron and Steel Group Co Ltd SISG
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Shandong Iron and Steel Group Co Ltd SISG
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Priority to CN201410688037.8A priority Critical patent/CN104438382B/en
Publication of CN104438382A publication Critical patent/CN104438382A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse 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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  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

The invention discloses a kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof, described method is to use a kind of chemical agent to be cleaned the upper and lower surface of strip steel, the constituent of described chemical agent is: hydroxyacetic acid 85~93%, ethanol 5~10%, 1-hydroxy ethylidene-1,1-diphosphonic acid 1~3%, polyoxyethylene nonionic surfactant 1~2%, above-mentioned numerical value is percent by volume.Described special equipment includes framework memorial archway, is provided with resting guide platform and pressure zone plate moving up and down in framework memorial archway, and resting guide platform is parallel to each other with the adjacent surface of pressure zone plate and is covered with one layer of absorbent cotton respectively;Hydrojet collector and nozzle system it is additionally provided with on framework memorial archway.The present invention can realize the high speed of Cold-strip Steel Surface, high-efficiency cleaning.

Description

A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof
Technical field
The present invention relates to cold rolling and Steel further processing technical field, particularly relate to a kind of raising cold-strip steel table The method of face cleannes and special equipment thereof.
Background technology
At present, steel market production capacity is superfluous, and the most high-end cold rolled sheet industry is no exception.? In the case of this, user is more and more stricter to the requirement of product quality.Surface quality is cold-rolled steel strip products matter One importance of amount, and surface cleanness is the important measurement mark of Cold-strip Steel Surface quality level Accurate, it may be said that surface cleanness of cold rolled strip steel determines the product specification of cold-strip steel.For the coldest For rolling factory, the most numerous minor private enterprises, equipment is the most relatively backward, is configured without Special cold-strip steel defat line or continuous annealing line, investment of again beginning a project is the biggest, in iron and steel low margin age The most uneconomical.Open trader or the terminal use of flat machining production line for having steel plate, there is also equally Low cost improves the demand of 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;The two of the purpose of the present invention are A kind of special equipment realizing said method is provided.
An object of the present invention solves its technical problem and is adopted the technical scheme that: a kind of raising is cold rolling The method of belt steel surface cleannes, uses a kind of chemical agent to be cleaned the upper and lower surface of strip steel, institute The constituent stating chemical agent is: hydroxyacetic acid 85~93%, ethanol 5~10%, 1-hydroxy ethylene-1,1-diphosphonic Acid 1~3%, polyoxyethylene nonionic surfactant 1~2%, above-mentioned numerical value is percent by volume.
A kind of attainable mode is: connect with belt steel surface after dipping described chemical agent with absorbent cotton Touch and produce relative motion, it is achieved the cleaning of belt steel surface.
Another kind of attainable mode is: after belt steel surface sprays described chemical agent, use absorbent cotton Carry out contacting and producing relative motion with belt steel surface, it is achieved the cleaning of belt steel surface.
Two its technical problems of solution of the purpose of the present invention are adopted the technical scheme that: a kind of raising is cold rolling The special equipment of the method for belt steel surface cleannes, including the framework memorial archway being fixed on ground, framework board The inside in mill is provided with the resting guide platform of a level, resting guide platform be arranged over pressure moving up and down Band plate, resting guide platform is parallel to each other with the adjacent surface of pressure zone plate and is covered with one layer of absorbent cotton respectively;Framework Being additionally provided with hydrojet collector and nozzle system on memorial archway, the position height of hydrojet collector and nozzle system is higher than pressure The lower position of band plate, hydrojet collector and nozzle system are connected by main feed pipe and an immersible pump, described Immersible pump is positioned at chemical agent bucket.
For realizing moving up and down of pressure zone plate, further technical scheme is: the upper surface of described pressure zone plate Being connected with the piston rod of hydraulic cylinder, described hydraulic cylinder is connected with Hydraulic Station by hydraulic hose, Hydraulic Station By connecting shaft 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, it is to avoid affect site work environment, further technology Scheme is: the bottom of described framework memorial archway is provided with a tray box, and described tray box is top end opening Groove.
In order to increase the motility of use so that hydrojet collector realizes Discrete control, further technical side Case is: in described hydrojet collector and nozzle system, and hydrojet 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 shares a feed flow arm, and nozzle-V, nozzle-IV, nozzle IV, nozzle V share a confession Liquid arm, nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share a feed flow arm, and above-mentioned three Root feed flow arm is all connected with main feed pipe.
In order to the width with cold-strip steel is mutually matched, further technical scheme is: described hydrojet collector Spacing between upper adjacent nozzle is 115mm.
Described nozzle uses pore atomizer.
Compared with prior art, the method have the advantages that
1, by the cleaning of this utility model device, surface of cold-rolled steel plate Residual oil can effectively be reduced, residual ferrum contains Amount more than 50%, improves surface of cold-rolled steel plate reflectance more than 30%, reaches to be effectively improved surface of cold-rolled steel plate The purpose of cleannes.
2, speed of production and product specification with production line can match completely, reach the life of 200m/min Produce speed, do not affect normal production and production efficiency.Achieve efficient, quick, low cost, simplicity Improve surface cleanness of cold rolled strip steel, meeting the market requirement flexibly, there is good popularizing application prospect.
Accompanying drawing explanation
Fig. 1 is that the present invention improves the main TV structure of the special equipment of the method for surface cleanness of cold rolled strip steel and shows It is intended to;
Fig. 2 is that the present invention improves the left view structure of the special equipment of the method for surface cleanness of cold rolled strip steel and shows It is intended to;
Fig. 3 be the present invention improve the special equipment of the method for surface cleanness of cold rolled strip steel hydrojet collector and Nozzle system structural representation;
In figure: 1 ground, 2 framework memorial archways, 3 resting guide platforms, 4 absorbent cottons, 5 pressure zone plates, 6 hydrojets Collector and nozzle system, 7 hydraulic cylinders, 8 main feed pipes, 9 immersible pumps, 10 Hydraulic Stations, 11 connecting shafts, 12 motors, 13 strip 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, uses a kind of chemical agent to band The upper and lower surface of steel is cleaned, and the constituent of described chemical agent is: hydroxyacetic acid 85~93%, second Alcohol 5~10%, 1-hydroxy ethylidene-1,1-diphosphonic acid 1~3%, polyoxyethylene nonionic surfactant 1~2%, above-mentioned Numerical value is percent by volume.
A kind of attainable mode is: connect with belt steel surface after dipping described chemical agent with absorbent cotton Touch and produce relative motion, it is achieved the cleaning of belt steel surface.
Another kind of attainable mode is: after belt steel surface sprays described chemical agent, use absorbent cotton Carry out contacting and producing relative motion with belt steel surface, it is achieved the cleaning of belt steel surface.
As shown in Figure 1 and Figure 2, a kind of method improving surface cleanness of cold rolled strip steel of the present invention is special Equipment, including the framework memorial archway 2 being fixed on ground 1, the inside of framework memorial archway 2 is provided with consolidating of a level Determine guide board platform 3, resting guide platform 3 be arranged over pressure zone plate 5 moving up and down, resting guide platform 3 It is parallel to each other with the adjacent surface of pressure zone plate 5 and is covered with one layer of absorbent cotton 4 respectively;It is additionally provided with on framework memorial archway 2 Hydrojet collector and nozzle system 6, the position height of hydrojet collector and nozzle system 6 is higher than pressure zone plate 5 times Extreme position, hydrojet collector and nozzle system 6 are connected with an immersible pump 9 by main feed pipe 8, described latent Water pump 9 is positioned at chemical agent bucket 15.
For realizing moving up and down of pressure zone plate 5, further technical scheme is: described pressure zone plate 5 upper Surface is connected with the piston rod of hydraulic cylinder 7, and described hydraulic cylinder 7 is by hydraulic hose 14 and Hydraulic Station 10 Being connected, Hydraulic Station 10 is connected with motor 12 by connecting shaft 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, it is to avoid affect site work environment, further technology Scheme is: the bottom of described framework memorial archway 2 is provided with a tray box (not shown), described pallet Box is the groove of top end opening.
Such as Fig. 3, in order to increase the motility of use, hydrojet collector carries out Discrete control, on hydrojet collector all Even ten five nozzles being distributed, 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 shares a feed flow arm, and nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share one Feed flow arm, above-mentioned three feed flow arms are all connected with main feed pipe 8.
The width of cold-strip steel has two specifications of 1005mm and 1255mm, for the width with cold-strip steel Being mutually matched, on described hydrojet collector, the spacing between adjacent nozzle is 115mm.
Described nozzle uses pore atomizer.Nozzle is close proximity to operating belt steel surface, to improve Chemical agent utilization ratio, reduces the wasting of resources.
Below in conjunction with a work process, the invention will be further described:
The absorbent cotton contacted on resting guide platform 3 is dipped in upper appropriate chemical agent, pressure with strip steel 13 lower surface On band plate 5, absorbent cotton with strip steel 13 upper surface can dip in and also can not dip in chemical agent, by strip steel 13 It is placed between above-mentioned two pieces of absorbent cottons;Start Hydraulic Station 10, removable pressure zone plate 5 is depressed, until upper, Lower absorbent cotton tight contacts between strip steel 13;Start immersible pump 9 and hydrojet collector switch, to strip steel 13 upper surface Spray chemical agent;Start production line, make strip steel 13 constantly run through surface cleaning apparatus, reach high The effect of speed high-efficiency cleaning surface of steel plate.Note observing Cold-strip Steel Surface cleaning performance, under cleaning performance During fall, change absorbent cotton in time.When replacing absorbent cotton or cleaning complete, first close down immersible pump 9 and hydrojet Collector switchs, then lifts pressure zone plate 5 and stop Hydraulic Station 10.
In the present invention " on ", the orientation word such as D score is for conveniently describing and the phase para-position that uses Put, it is impossible to be interpreted as that absolute position forms limitation of the present invention.
The foregoing is only presently preferred embodiments of the present invention, be not whole embodiments of the present invention, Not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of being made, equivalent Replacement, improvement etc., should be included within the scope of the present invention.
In addition to technical characteristic described in description, remaining technical characteristic is all known to a person skilled in the art technology, In order to highlight the innovative characteristics of the present invention, do not repeat them here.

Claims (10)

1. the method improving surface cleanness of cold rolled strip steel, is characterized in that, uses a kind of chemical agent Being cleaned the upper and lower surface of strip steel, the constituent of described chemical agent is: hydroxyacetic acid 85~93%, Ethanol 5~10%, 1-hydroxy ethylidene-1,1-diphosphonic acid 1~3%, polyoxyethylene nonionic surfactant 1~2%, on State numerical value and be percent by volume.
A kind of method improving surface cleanness of cold rolled strip steel the most according to claim 1, its feature It is after dipping described chemical agent with absorbent cotton, to carry out contacting and producing relative motion with belt steel surface, real The cleaning of existing belt steel surface.
A kind of method improving surface cleanness of cold rolled strip steel the most according to claim 1, its feature It is, after belt steel surface sprays described chemical agent, to use absorbent cotton contact with belt steel surface and produce Raw relative motion, it is achieved the cleaning of belt steel surface.
A kind of the special of the method improving surface cleanness of cold rolled strip steel the most according to claim 1 sets Standby, it is characterized in that, including the framework memorial archway being fixed on ground, the inside of framework memorial archway is provided with a level Resting guide platform, resting guide platform be arranged over pressure zone plate moving up and down, resting guide platform with The adjacent surface of pressure zone plate is parallel to each other and is covered with one layer of absorbent cotton respectively;Hydrojet collection it is additionally provided with on framework memorial archway Pipe and nozzle system, the position height of hydrojet collector and nozzle system is higher than the lower position of pressure zone plate, spray Liquid collector and nozzle system are connected by main feed pipe and an immersible pump, and described immersible pump is positioned at chemical agent In bucket.
A kind of the special of the method improving surface cleanness of cold rolled strip steel the most according to claim 4 sets Standby, it is characterized in that, the described upper surface of pressure zone plate is connected with the piston rod of hydraulic cylinder, described hydraulic cylinder Being connected with Hydraulic Station by hydraulic hose, Hydraulic Station passes through connecting shaft and motors.
A kind of the special of the method improving surface cleanness of cold rolled strip steel the most according to claim 5 sets Standby, it is characterized in that, the hydraulic cylinder of described pressure zone plate upper surface is evenly distributed with three.
7. special according to a kind of method improving surface cleanness of cold rolled strip steel described in claim 4 or 6 With equipment, it 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.
A kind of the special of the method improving surface cleanness of cold rolled strip steel the most according to claim 7 sets Standby, it is characterized in that, in described hydrojet collector and nozzle system, hydrojet collector is evenly distributed with 15 Individual nozzle, 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 Sharing a feed flow arm, nozzle-VII, nozzle-VI, nozzle VI, nozzle VII share a feed flow and prop up Pipe, above-mentioned three feed flow arms are all connected with main feed pipe.
A kind of the special of the method improving surface cleanness of cold rolled strip steel the most according to claim 8 sets Standby, it is characterized in that, on described hydrojet collector, the spacing between adjacent nozzle is 115mm.
A kind of method improving surface cleanness of cold rolled strip steel the most according to claim 9 special Equipment, is characterized in that, described nozzle uses pore atomizer.
CN201410688037.8A 2014-11-25 2014-11-25 A kind of method improving surface cleanness of cold rolled strip steel and special equipment thereof Expired - Fee Related CN104438382B (en)

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Application Number Priority Date Filing Date Title
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CN108072632B (en) * 2018-02-09 2023-06-30 邯郸钢铁集团有限责任公司 Portable strip steel cleanliness detection tool and detection method thereof

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CN100506414C (en) * 2006-08-31 2009-07-01 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

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