CN101648222A - Cold rolling purging system - Google Patents
Cold rolling purging system Download PDFInfo
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- CN101648222A CN101648222A CN200910158806A CN200910158806A CN101648222A CN 101648222 A CN101648222 A CN 101648222A CN 200910158806 A CN200910158806 A CN 200910158806A CN 200910158806 A CN200910158806 A CN 200910158806A CN 101648222 A CN101648222 A CN 101648222A
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- cold rolling
- lubricant
- plate
- blow device
- tuyere
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Abstract
The invention discloses a cold rolling purging system, belonging to the field of cold rolling mill accessories, comprising a primary purging device and a movable purging device arranged at the outletof the cold rolling mill. The primary purging device is used for purging lubricant at the purging roll gap; the movable purging device is used for purging lubricant at the edge of a purging plate; andthe distance between the movable purging device and the outlet of the cold rolling mill is greater than the distance between the primary purging device and the outlet of the cold rolling mill. The cold rolling purging system ensures that lubricant is isolated at the inlet of the roll gap so that the lubricant can be used repeatedly and is hard to drop on the outlet plate on which lubricant residual is unavailable, thereby preventing the lubricant from corroding the plate.
Description
Technical field
The present invention relates to the cold-rolling mill annex, more particularly, relate to a kind of cold rolling purging system.
Background technology
In cold rolling production process, in order to guarantee the lubricated and cooling between plate and the cold roll, need be to entering the tow sides jet lubrication agent of working roll slab before.But the lubricant of the one-sided injection that enters the mouth is brought to outlet side from different positions, and lubricant staying if the lubricant that does not have will remain on the plate before plate batches is disposed, will cause the plate surface to produce oil mark and corrosion in the tow sides of plate so.
In order to solve the problem of plate remained on surface lubricant, the solution of prior art is to utilize blow device that the residual lubricant of plate zone is purged.But existing blow device can't be cleaned out whole lubricants, therefore, the part lubricant can enter along with the plate after cold rolling and batch in the plate, in to the plate heat treatment process, lubricant can produce corrosion to the plate surface, has had a strong impact on the quality of product.
Summary of the invention
In view of this, the invention provides a kind of cold rolling purging system, so that do not have residual lubricant on the plate that roll gap is exported.
The embodiment of the invention is achieved in that
A kind of cold rolling purging system wherein, comprises the main blow device and the mobile blow device that are arranged on the cold-rolling mill exit;
Described main blow device is used to purge the lubricant at roll gap place, and described mobile blow device is used to purge the lubricant of plate limit portion;
Distance between described mobile blow device and the cold-rolling mill exit is greater than the distance between main blow device and the cold-rolling mill exit.
Preferably, in above-mentioned cold rolling purging system, described main blow device comprises main air mouth and air pipeline, and described main air mouth is arranged on the described air pipeline.
Preferably, in above-mentioned cold rolling purging system, being shaped as of described main air mouth is tubaeform.
Preferably, in above-mentioned cold rolling purging system, the both sides up and down of described plate are provided with described main air mouth and described air pipeline.
Preferably, in above-mentioned cold rolling purging system, the height of described main air mouth and angle are adjustable.
Preferably, in above-mentioned cold rolling purging system, described mobile blow device comprises tuyere bearing, air pipeline and tuyere, and described tuyere bearing is provided with described air pipeline and described tuyere, and described tuyere is arranged on the described air pipeline.
Preferably, in above-mentioned cold rolling purging system, described mobile blow device also comprises motor and turn-screw, and described tuyere bearing is connected by turn-screw with described motor.
Preferably, in above-mentioned cold rolling purging system, the both sides up and down of described plate are provided with described tuyere and described air pipeline.
Preferably, in above-mentioned cold rolling purging system, the height of described tuyere and angle are adjustable.
Preferably, in above-mentioned cold rolling purging system, described air pipeline is provided with adjustable valve.
Compared with prior art, the technical scheme that provides of the embodiment of the invention has the following advantages and characteristics:
Be provided with main blow device and mobile blow device in the exit of cold-rolling mill, the wind-force of the main air mouth of main blow device can be controlled the lubricant that the roll gap place brings, make the upper and lower surface of plate, cold-rolling mill exit not have lubricant, guarantee that lubricant is in the porch of cold-rolling mill all the time, is used lubricant repeatedly; Mobile blow device mainly be responsible for to purge the lubricant of plate limit portion, therefore, utilizes the present invention to make on the whole plate after cold rolling and does not have any lubricant, thereby avoided the situation of lubricant corrosion plate.
Description of drawings
In order to be illustrated more clearly in the present invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front schematic view of cold rolling purging system provided by the invention.
Fig. 2 is the side schematic view of cold rolling purging system provided by the invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides a kind of cold rolling purging system, wherein, comprises the main blow device and the mobile blow device that are arranged on the cold-rolling mill exit; Described main blow device is used to purge the lubricant at roll gap place, and described mobile blow device is used to purge the lubricant of plate limit portion; Distance between described mobile blow device and the cold-rolling mill exit is greater than the distance between main blow device and the cold-rolling mill exit.There is multiple mode in the specific implementation of above-mentioned cold rolling purging system, is elaborated below by specific embodiment:
See also illustrated in figures 1 and 2ly, because mobile blow device is symmetrical with center line, therefore only introduce the right half part of mobile blow device, left-half can in like manner be released.A kind of cold rolling purging system, be provided with main blow device and mobile blow device in the exit of cold-rolling mill, distance between described mobile blow device and the cold-rolling mill exit is greater than the distance between main blow device and the cold-rolling mill exit, wherein, main blow device comprises air pipeline 5 and flaring main air mouth 4, and mobile blow device comprises air pipeline 2, tuyere 3, turn-screw 6, tuyere bearing 7 and motor 8.The height of main air mouth 4 and tuyere 3 and angle are adjustable.Be provided with main air mouth 4 and tuyere 3 on the upper and lower surface of plate 1, main air mouth 4 is arranged on the air pipeline 5, and tuyere 3 is arranged on the air pipeline 2, and air pipeline 2 is arranged on the tuyere bearing 7, and tuyere bearing 7 is connected by turn-screw 6 with motor 8.On air pipeline 2 and air pipeline 5, be provided with adjustable valve, to such an extent as to because adjustable valve ratio in the drawings is too little invisible, so do not illustrate among the figure.
In embodiment illustrated in figures 1 and 2, the lubricant nozzle is injected into backing roll 9 with lubricant, working roll 10, on the cold-rolling mill parts such as squeeze roll 11 and plate 1, residual lubricant is made up of two parts in the middle of the upper surface of plate 1: the one, because there is length difference in backing roll 9 with working roll 10, make two ends have the space, lubricant is under the jet power effect, push through from the space, in the middle of the contact arc of backing roll 9 above 1 and the working roll above the plate 1 10 flows to from both sides along plate again, the working roll 10 of the surperficial landing of the working roll 10 in the way above plate 1 to plate 1 and the upper surface contact arc of plate 1 cover in the centre of plate 1.The 2nd, because squeeze roll 11 iris actions are not enough, cause the part lubricant by on the surperficial landing of the backing roll 9 above the plate 1 backing roll 9 and the contact arc of the working roll above the plate 1 10 to plate 1, the lubricant that flows through with the space, two ends converges.Therefore, the staff can be according to the variation of roll line, the height and the angle of the main air mouth 4 above the fine setting plate 1, allow wind directly blow to the roll gap place, backing roll 9 above the plate 1 and lubricant between the squeeze roll 11 had so both been controlled, also controlled the lubricant between the top working roll 10 of backing roll 9 and plate 1 above the plate 1, lubricant can't be dropped onto on the plate 1 because of the wind-force effect, and the wind-force of main air mouth 4 injections below the main air mouth 4 above the plate 1, the plate 1 blows to both sides along roll gap simultaneously.To purge effect and reach optimum state in order to make, two main air mouths 4 of main blow device are designed to the trumpet type tuyere, such design can make two main air mouths 4 vertically purge, and also can purge to both sides.Therefore, main blow device can't flow on the plate lubricant of inlet along the working roll roll gap, thereby allows the upper and lower surface of milling train outlet plate 1 not have lubricant.
In embodiment illustrated in figures 1 and 2, when plate 1 broad or thicker and untouched edge, the rolling roll gap in both sides can not be closed fully, a large amount of lubricants are come by band from roll gap, in the middle of flowing to along rolling roll gap, but since the motion of plate 1 flow to certain position and promptly taken away by plate 1, form residually so continuously at the upper and lower surperficial both sides of plate 1 certain width, and residual width is relevant with the movement velocity of roll gap gap and plate 1.Though main blow device can purge the upper and lower surface of plate 1 clean, but it is clean that main blow device may purge the lubricant of plate 1 limit portion, and the mobile blow device that is in main blow device back so is responsible for the remaining lubricant purging of a plate 1 limit portion totally.Because mobile blow device comprises air pipeline 2, tuyere 3, turn-screw 6, tuyere bearing 7 and motor 8, motor 8 drives turn-screw 6, drive the position that tuyere bearing 7 moves to needs purging by turn-screw 6 again, so, the staff can be as the case may be reaches suitable position with the mobile blow device of the left and right sides, and accurately adjust the size of air quantity and the angle of purging, can thoroughly remove the residual lubricant of plate 1 limit portion, therefore, mobile blow device mainly is responsible for purging the lubricant of plate 1 limit portion clean.
In embodiment illustrated in figures 1 and 2, be provided with adjustable valve on the air pipeline of main blow device and mobile blow device, can regulate the size of air quantity according to actual conditions, in order to energy savings.
Need to prove; embodiment illustrated in figures 1 and 2 is the preferred embodiment that the present invention introduces; those skilled in the art on this basis; can design more embodiment fully; for example; can be according to the actual needs; the main air mouth of varying number and tuyere etc. are set; therefore the present invention embodiment of being not limited to provide; multiple modification to these embodiment is conspicuous to those skilled in the art; all be the scope of protection of the invention,, do not give unnecessary details herein because length is limited.
In a word, cold rolling purging system provided by the invention has guaranteed that lubricant is isolated in roll gap and enters the mouth out, lubricant is used repeatedly, so lubricant can't drop onto on the outlet plate, unlubricated dose of residual vestige on the outlet plate, thereby the situation of having avoided lubricant to corrode plate.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1, a kind of cold rolling purging system is characterized in that, comprises the main blow device and the mobile blow device that are arranged on the cold-rolling mill exit;
Described main blow device is used to purge the lubricant at roll gap place, and described mobile blow device is used to purge the lubricant of plate limit portion;
Distance between described mobile blow device and the cold-rolling mill exit is greater than the distance between main blow device and the cold-rolling mill exit.
2, cold rolling purging system according to claim 1 is characterized in that, described main blow device comprises main air mouth and air pipeline, and described main air mouth is arranged on the described air pipeline.
3, cold rolling purging system according to claim 2 is characterized in that, being shaped as of described main air mouth is tubaeform.
4, described claim 2 or 3 described cold rolling purging systems is characterized in that, the both sides up and down of described plate are provided with described main air mouth and described air pipeline.
5, cold rolling purging system according to claim 3 is characterized in that, the height of described main air mouth and angle are adjustable.
6, cold rolling purging system according to claim 1, it is characterized in that, described mobile blow device comprises tuyere bearing, air pipeline and tuyere, and described tuyere bearing is provided with described air pipeline and described tuyere, and described tuyere is arranged on the described air pipeline.
7, cold rolling purging system according to claim 4 is characterized in that, described mobile blow device also comprises motor and turn-screw, and described tuyere bearing is connected by turn-screw with described motor.
8, described claim 6 or 7 described cold rolling purging systems is characterized in that, the both sides up and down of described plate are provided with described tuyere and described air pipeline.
9, cold rolling purging system according to claim 7 is characterized in that, the height of described tuyere and angle are adjustable.
10, according to claim 2 or 6 described cold rolling purging systems, it is characterized in that described air pipeline is provided with adjustable valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910158806A CN101648222A (en) | 2009-07-06 | 2009-07-06 | Cold rolling purging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910158806A CN101648222A (en) | 2009-07-06 | 2009-07-06 | Cold rolling purging system |
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| Publication Number | Publication Date |
|---|---|
| CN101648222A true CN101648222A (en) | 2010-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910158806A Pending CN101648222A (en) | 2009-07-06 | 2009-07-06 | Cold rolling purging system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043659A (en) * | 2013-03-14 | 2014-09-17 | 宝山钢铁股份有限公司 | Blowing device for residue liquid on edge parts of surfaces of cold-rolled strip steel |
| CN105394885A (en) * | 2015-10-28 | 2016-03-16 | 际华三五一五皮革皮鞋有限公司 | Skiving technology for shoe hot-melt sheets |
| CN113019788A (en) * | 2021-02-26 | 2021-06-25 | 机械工业第九设计研究院有限公司 | Tuyere capable of externally adjusting angle |
-
2009
- 2009-07-06 CN CN200910158806A patent/CN101648222A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043659A (en) * | 2013-03-14 | 2014-09-17 | 宝山钢铁股份有限公司 | Blowing device for residue liquid on edge parts of surfaces of cold-rolled strip steel |
| CN104043659B (en) * | 2013-03-14 | 2016-03-30 | 宝山钢铁股份有限公司 | Cold-strip Steel Surface edge residual liquid blow device |
| CN105394885A (en) * | 2015-10-28 | 2016-03-16 | 际华三五一五皮革皮鞋有限公司 | Skiving technology for shoe hot-melt sheets |
| CN105394885B (en) * | 2015-10-28 | 2019-03-22 | 际华三五一五皮革皮鞋有限公司 | A kind of footwear hot melt film piece stubble technique |
| CN113019788A (en) * | 2021-02-26 | 2021-06-25 | 机械工业第九设计研究院有限公司 | Tuyere capable of externally adjusting angle |
| CN113019788B (en) * | 2021-02-26 | 2022-06-28 | 机械工业第九设计研究院股份有限公司 | Tuyere capable of externally adjusting angle |
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Open date: 20100217 |