CN108465706A - The control method of emulsion sweep module and emulsion sweep module - Google Patents
The control method of emulsion sweep module and emulsion sweep module Download PDFInfo
- Publication number
- CN108465706A CN108465706A CN201810214838.9A CN201810214838A CN108465706A CN 108465706 A CN108465706 A CN 108465706A CN 201810214838 A CN201810214838 A CN 201810214838A CN 108465706 A CN108465706 A CN 108465706A
- Authority
- CN
- China
- Prior art keywords
- emulsion
- steel plate
- purging
- sweep module
- purged
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
- B21B45/0278—Cleaning devices removing liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
- B21B45/0278—Cleaning devices removing liquids
- B21B45/0281—Cleaning devices removing liquids removing coolants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
- B21B45/0278—Cleaning devices removing liquids
- B21B45/0284—Cleaning devices removing liquids removing lubricants
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The present invention provides a kind of control methods of emulsion sweep module and emulsion sweep module, wherein emulsion sweep module is purged for the emulsion to sour rolling mill upper steel plate, and sour rolling mill includes：Last rack；Pinch roller assemblies are set to the rear of last rack along the moving direction of steel plate；Emulsion sweep module includes：Air knife is purged, is set between last rack and pinch roller assemblies, and above steel plate, the emulsion of surface of steel plate is purged；Purging spray beam, is set between last rack and pinch roller assemblies, and below steel plate, purged to the emulsion of surface of steel plate.Technical solution through the invention, by increasing sweep module after the rack of sour rolling mill end, four purged steel plates of nozzle by stripper top are purged, it further decreases when sour rolling mill mill speed is very fast, rolling thickness is thicker, the residual quantity of emulsion on steel plate, thus further improve purging effect.
Description
Technical field
The present invention relates to metallurgical technology fields, are blown in particular to a kind of emulsion sweep module and a kind of emulsion
Sweep the control method of component.
Background technology
In cold-rolling process, for the resistance of deformation for effectively reducing milling train and cooling roll, emulsion is generally used
Rolling mill compound as milling train.Emulsion is usually to carry out matching according to a certain percentage by ROLLING OIL and demineralized water, is usually rolled
A concentration of 0.5-6% of use when steel plate processed, depending on unit and rolling procedure.Emulsion requires good lubricity,
Cooling and cleaning.Lubricity is primarily referred to as reducing the friction between roll and rolled piece, provides stable frictional interface, realizes
Stable rolling improves surface quality.Cooling refers to that emulsion needs to take away the deformation heat of rolled piece and frictional heat, adjusts roll table
Face temperature, control panel shape.Cleaning refers to that emulsion needs to take away rolled piece, roll, the saponified and metal in rolling-mill housing
Powder.Emulsion should also have higher extreme pressure property simultaneously, and the lubricating film of pressure-and heat-resistance can be formed in steel plate and roller surface, with
Friction coefficient is reduced, and can get satisfied plate profile, keeps the good surface smoothness of steel plate and uniform thickness and light
Brightness.
But due to remaining in surface of steel plate containing a large amount of demineralized water and preceding road pickling process in the emulsion of steel plate
A large amount of chlorions, if emulsion cannot be clean by abundant purging in time, the surface of steel plate is susceptible to emulsion after rolling
The mass defects such as spot.Therefore emulsion purge system is an important component part in cold-rolling process system, it, which mainly rises, blows
The effect swept surface of steel plate emulsion and prevent emulsion from splashing.In the prior art, the stripper generally on machine frame inside
Top installation there are four nozzle, on lower stripper trepanning protected with being configured with edge discharge wind turbine (inhaling lower surface emulsion)
Demonstrate,prove purging effect.When mill milling speed, rolling thickness are thicker, purging effect is bad, and surface of steel plate occurs
Residual, brings a large amount of quality problems.
Invention content
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, one aspect of the present invention is, a kind of emulsion sweep module is provided.
Another aspect of the present invention is, provides a kind of control method of emulsion sweep module.
In view of this, the technical solution of first aspect present invention provides a kind of emulsion sweep module, for being rolled to acid
The emulsion of unit upper steel plate is purged, and sour rolling mill includes：Last rack；Pinch roller assemblies, the moving direction along steel plate are set
In the rear of last rack；Emulsion sweep module includes：Air knife is purged, is set between last rack and pinch roller assemblies, and be set to
Above steel plate, the emulsion of surface of steel plate is purged；Purging spray beam, is set between last rack and pinch roller assemblies, and set
Below steel plate, the emulsion of surface of steel plate is purged.
In the technical scheme, last rack is the last one rack of sour rolling mill, by after the rack of sour rolling mill end
Increase sweep module, four purged steel plates of nozzle by stripper top are purged, further decreases when acid
When milling train group mill speed is very fast, rolling thickness is thicker, the residual quantity of emulsion on steel plate, thus further improve purging effect
Fruit.
Specifically, emulsion remained more due to the upper surface of steel plate, the lower surface of steel plate it is emulsion remained less,
And the nozzle for purging air knife is thinner more, purging effect is more preferable, therefore purging air knife is arranged in the top of steel plate；The lower section of steel plate
Setting purging spray beam, can purge the discharge wind turbine of edge in preceding working procedure blow it is not clean emulsion remained.In the feelings for taking into account cost
Under condition, by purging the coordinated of air knife and purging spray beam, it is further reduced surface of steel plate leveling precision residual, eliminates purging angle
Dead angle is spent, the emulsion remained of the upper and lower surface of steel plate is reduced.
Further, the purging width of the purging width and purging spray beam that purge air knife is more than the width of steel plate.
In the technical scheme, the purging width of the purging width and purging spray beam that purge air knife is more than the width of steel plate,
So that purging range is more than the width of steel plate, further improves purging effect.
Further, purging the distance between air knife and steel plate is 50mm；Purging spray the distance between beam and steel plate are
50mm。
In the technical scheme, it on the one hand can reach best purging effect, on the other hand can suitably mitigate emulsification
Splash to liquid.
Further, emulsion sweep module further includes：Baffle is set to the top of steel plate, for blocking from steel plate
The emulsion just dripped.
In the technical scheme, sour rolling mill can be carried out at the same time multilayer steel plates processing, by the way that baffle, and baffle is arranged
Set on the top of steel plate, the emulsion blown off from the steel plate of last layer can be blocked.
Further, purging air knife and the purging pressure value of purging spray beam are 5.5bar.
In the technical scheme, it is set as 5.5bar by the way that pressure value will be purged, further increases emulsion sweep module
In compressed air to emulsion remained purging effect.
The technical solution of second aspect of the present invention provides a kind of control method of emulsion sweep module, is used for first party
Emulsion sweep module in the technical solution in face, including：The purging of the purging air knife and sweep module that determine sweep module sprays
The purging pressure value of beam；If purge pressure value less than preset pressure value, sour rolling mill is out of service, conversely, sour rolling mill is just
Often operation.
In the technical scheme, when purging pressure value less than preset pressure value, sour rolling mill is out of service, conversely, sour
Milling train group normal operation, reduce due to eat sweep it is ineffective, cause the surface for rolling rear steel plate occur the quality such as Coolant Stains lack
Sunken possibility.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 shows the structural schematic diagram of emulsion sweep module according to an embodiment of the invention；
Fig. 2 shows the structural schematic diagrams of the purging spray beam in Fig. 1；
Fig. 3 shows the sectional view of the purging spray beam in Fig. 2；
Fig. 4 shows the front view of the purging air knife in Fig. 1；
Fig. 5 shows the close-up schematic view of the C in Fig. 4；
Fig. 6 shows the structural schematic diagram of the baffle in Fig. 1；
Wherein, the correspondence in Fig. 1 to Fig. 6 between reference numeral and component names is：
10 purging spray beams, 102 air inlets, 104 gas outlets, 20 purging air knives, 202 nozzles, 30 steel plates, 40 last racks, 50
Pinch roller assemblies, 60 baffles, 602 shields, 604 support legs.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that aforementioned aspect of the present invention, feature and advantage
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Embodiment 1：
As shown in Figure 1, emulsion sweep module according to an embodiment of the invention, for sour rolling mill upper steel plate 30
Emulsion is purged, and sour rolling mill includes：Last rack 40；Pinch roller assemblies 50 are set to last machine along the moving direction of steel plate 30
The rear of frame 40；It is characterized in that, emulsion sweep module includes：Air knife 20 is purged, last rack 40 and pinch roller assemblies are set to
Between 50, and set on 30 top of steel plate, the emulsion on 30 surface of steel plate is purged；Purging spray beam 10, is set to last rack 40
Between pinch roller assemblies 50, and set on 30 lower section of steel plate, the emulsion on 30 surface of steel plate is purged.
Last rack 40 is the last one rack of sour rolling mill, by increasing purging group after sour rolling mill end rack 40
Part purges four nozzles, the 202 purged steel plate 30 by stripper top, further decreases and work as sour rolling mill
When mill speed is very fast, rolling thickness is thicker, the residual quantity of emulsion on steel plate 30, thus further improve purging effect.
Specifically, emulsion remained more due to the upper surface of steel plate 30, the lower surface of steel plate 30 it is emulsion remained
It is less, and it is as shown in Figures 2 to 5, and the nozzle 202 for purging air knife 20 is thinner more, and purging effect is more preferable, therefore in steel plate 30
Top setting purging air knife 20；The lower section setting purging spray beam 10 of steel plate 30, purging spray beam 10 includes air inlet 102 and gas outlet
104, can purge the discharge wind turbine of edge in preceding working procedure blow it is not clean emulsion remained.In the case where taking into account cost, pass through
The coordinated for purging air knife 20 and purging spray beam 10, is further reduced 30 surfacing liquid of steel plate residual, eliminates purging angle
Dead angle reduces the emulsion remained of the upper and lower surface of steel plate 30.
Further, the purging width of the purging width of purging air knife 20 and purging spray beam 10 is more than the width of steel plate 30.
The purging width of the purging width and purging spray beam 10 that purge air knife 20 is more than the width of steel plate 30, makes purging range
More than the width of steel plate 30, purging effect is further improved.
Further, purging the distance between air knife 20 and steel plate 30 is 50mm；Between purging spray beam 10 and steel plate 30
Distance is 50mm, on the one hand can reach best purging effect, on the other hand can splash with suitably mitigating emulsion.
In addition, purging air knife 20 and purging spray beam 10 can be adjusted to suitable angle relative to the purging angle of steel plate 30
α splashes with being further reduced emulsion while ensureing purging effect.
202 position of nozzle of purging spray beam 10 is set according to the width of steel band often rolled, in the present embodiment,
Roll line center, both sides 125mm, both sides 250mm, both sides 375mm, both sides 500mm, both sides 625mm, both sides 750mm, both sides
15 each nozzles 202 are set at 875mm, cover the width of steel band often produced substantially, and laterally can moderately move.
Further, as shown in fig. 6, emulsion sweep module further includes：Baffle 60 is set to the top of steel plate 30, is used for
Block the emulsion dripped from the top of steel plate 30.Baffle 60 includes shield 602 and four support legs 604, is set to production line
The outside of the pinch roller assemblies 50 of equipment.
Sour rolling mill can be carried out at the same time processing to multilayer steel plates 30, and by the way that baffle 60 is arranged, and baffle 60 is set to steel plate
30 top can block the emulsion blown off from the steel plate 30 of last layer.
It is 5.5bar to purge air knife 20 and the purging pressure value of purging spray beam 10, further improves emulsion sweep module
In compressed air to emulsion remained purging effect.
Embodiment 2：
The control method of emulsion sweep module according to an embodiment of the invention, including：Determine the purging of sweep module
The purging pressure value of air knife 20 and the purging spray beam 10 of sweep module；If purge pressure value less than preset pressure value, sour milling train
Group is out of service, conversely, sour rolling mill normal operation.
When purging pressure value less than preset pressure value, sour rolling mill is out of service, conversely, sour rolling mill normal operation,
It reduces and sweeps ineffective due to eating, the surface for rolling rear steel plate 30 is caused the possibility of the mass defects such as Coolant Stains occur.
Above in association with having illustrated technical scheme of the present invention, technical solution through the invention, by sour milling train
Increase sweep module after the last rack of group, four purged steel plates of nozzle by stripper top is purged, into one
Step is reduced when sour rolling mill mill speed is very fast, rolling thickness is thicker, the residual quantity of emulsion on steel plate, thus is further carried
High purging effect.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the present invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of emulsion sweep module, purges for the emulsion to sour rolling mill upper steel plate, the sour rolling mill packet
It includes：
Last rack；
Pinch roller assemblies are set to the rear of the last rack along the moving direction of the steel plate；
It is characterized in that, the emulsion sweep module includes：
Air knife is purged, is set between the last rack and the pinch roller assemblies, and above the steel plate, to the steel plate
The emulsion on surface is purged；
Purging spray beam, is set between the last rack and the pinch roller assemblies, and below the steel plate, to the steel plate
The emulsion on surface is purged.
2. according to emulsion sweep module described in claim 1, which is characterized in that it is described purging air knife purging width with it is described
The purging width of purging spray beam is more than the width of the steel plate.
3. according to emulsion sweep module described in claim 1, which is characterized in that between the purging air knife and the steel plate
Distance is 50mm；Purging spray the distance between the beam and the steel plate are 50mm.
4. emulsion sweep module according to claim 1, which is characterized in that further include：
Baffle is set to the top of the steel plate, for blocking the emulsion dripped from the top of the steel plate.
5. emulsion sweep module according to any one of claim 1 to 4, which is characterized in that the purging air knife with
The purging pressure value of the purging spray beam is 5.5bar.
6. a kind of control method of emulsion sweep module, special for the emulsion sweep module described in claim 1 to 5
Sign is, including：
Determine the purging pressure value of the purging air knife of the sweep module and the purging spray beam of the sweep module；
If the purging pressure value is less than preset pressure value, sour rolling mill is out of service, conversely, the sour rolling mill is normally transported
Row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214838.9A CN108465706A (en) | 2018-03-15 | 2018-03-15 | The control method of emulsion sweep module and emulsion sweep module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214838.9A CN108465706A (en) | 2018-03-15 | 2018-03-15 | The control method of emulsion sweep module and emulsion sweep module |
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| Publication Number | Publication Date |
|---|---|
| CN108465706A true CN108465706A (en) | 2018-08-31 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810214838.9A Pending CN108465706A (en) | 2018-03-15 | 2018-03-15 | The control method of emulsion sweep module and emulsion sweep module |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09122738A (en) * | 1995-09-22 | 1997-05-13 | Sms Schloeman Siemag Ag | Cold drawing equipment and device to place cold drawn strip under dried state at outlet side of strip processing equipment |
| CN2254783Y (en) * | 1996-05-22 | 1997-05-28 | 宝山钢铁(集团)公司 | Emulsion blowing-cleaning apparatus for the exit of cold rolling machine end frame |
| CN101780485A (en) * | 2009-12-30 | 2010-07-21 | 一重集团大连设计研究院有限公司 | Emulsion cleaning device |
| KR20120020332A (en) * | 2010-08-30 | 2012-03-08 | 무쓰비시 고무 가부시키가이샤 | Water removing device for mill roll |
| CN102699051A (en) * | 2012-06-07 | 2012-10-03 | 中国重型机械研究院有限公司 | Combined purging device |
| CN104646440A (en) * | 2015-01-28 | 2015-05-27 | 山东钢铁股份有限公司 | Device and method for removing emulsion on surfaces of cold-rolled steel strips |
| CN106216411A (en) * | 2016-07-26 | 2016-12-14 | 北京首钢冷轧薄板有限公司 | A kind of control method of Cold-strip Steel Surface emulsion vestige |
-
2018
- 2018-03-15 CN CN201810214838.9A patent/CN108465706A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09122738A (en) * | 1995-09-22 | 1997-05-13 | Sms Schloeman Siemag Ag | Cold drawing equipment and device to place cold drawn strip under dried state at outlet side of strip processing equipment |
| CN2254783Y (en) * | 1996-05-22 | 1997-05-28 | 宝山钢铁(集团)公司 | Emulsion blowing-cleaning apparatus for the exit of cold rolling machine end frame |
| CN101780485A (en) * | 2009-12-30 | 2010-07-21 | 一重集团大连设计研究院有限公司 | Emulsion cleaning device |
| KR20120020332A (en) * | 2010-08-30 | 2012-03-08 | 무쓰비시 고무 가부시키가이샤 | Water removing device for mill roll |
| CN102699051A (en) * | 2012-06-07 | 2012-10-03 | 中国重型机械研究院有限公司 | Combined purging device |
| CN104646440A (en) * | 2015-01-28 | 2015-05-27 | 山东钢铁股份有限公司 | Device and method for removing emulsion on surfaces of cold-rolled steel strips |
| CN106216411A (en) * | 2016-07-26 | 2016-12-14 | 北京首钢冷轧薄板有限公司 | A kind of control method of Cold-strip Steel Surface emulsion vestige |
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Application publication date: 20180831 |
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