CN202943088U - Rolling mill and purging-lubrication system used for the same - Google Patents
Rolling mill and purging-lubrication system used for the same Download PDFInfo
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- CN202943088U CN202943088U CN 201220566200 CN201220566200U CN202943088U CN 202943088 U CN202943088 U CN 202943088U CN 201220566200 CN201220566200 CN 201220566200 CN 201220566200 U CN201220566200 U CN 201220566200U CN 202943088 U CN202943088 U CN 202943088U
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Abstract
The utility model provides a purging-lubrication system used for a rolling mill. The purging-lubrication system comprises a purging device and a lubrication device. The purging device comprises first purging spray heads which are used for removing lubricating fluid between an upper working roll and a band plate, band plate purging spray heads which are used for cleaning the surface of the band plate, second purging spray heads which are used for cleaning a roll gap between the upper working roll and an upper middle roll, and edge purging spray heads which are used for sweeping away residual lubricating fluid from the band plate. All the spray heads are all positioned above a rolling line. The lubrication device comprises first lubricating fluid spray heads which are used for guaranteeing lubrication of a roll gap between two working rolls, a second lubricating fluid spray head which is used for guaranteeing lubrication and cleaning between the upper middle roll and an upper support roll, and cooling spray heads which comprises at least two nozzle lines and are used for spraying cooling liquid to guarantee cooling of the upper working roll and a lower working roll. The utility model further provides the rolling mill comprising the purging-lubrication system which can achieve high-effective and economic cleaning, lubrication and cooling.
Description
Technical field
The utility model relates to milling train, and purging and the lubricating system, particularly cold-rolling mill that are used for milling train, such as cold continuous rolling, reversing cold mill, and be used for purging and the lubricating system of cold-rolling mill.
Background technology
In the operation of rolling, need to be to roll gap, and be lubricated between roll gap and band plate, and it is cooling to need pair of rollers to carry out.Suitable cooling (for example suitable a plurality of zones are cooling) and the lubricated plate shape control that will help band plate.
In rolling mill practice, particularly in the cold rolling and subsequent technique of band plate, the band plate surface needs cleaning as much as possible.Therefore, need to have brute force, efficient purging system on the entrance and exit side of milling train, so that remove at the lip-deep cooling agent of band plate and lubricant.
Yet existing emulsion Cooling and Lubricator system is not very effective, particularly affecting the aspect and can not realize effective control the band plate flatness.Do not consider position and the angle of purging system, roll gap and band plate surface can not obtain required clean-up performance.In order to obtain better cooling and lubricating and purging effect, most of milling train just increases emulsion and compressed-air actuated flow, and this is namely efficiently not uneconomical yet.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of purging for milling train and lubricating system, and it can overcome above-mentioned defective of the prior art, efficiently and economically realizes the lubricated and cleaning of milling train.
In first aspect, the utility model provides a kind of purging for milling train and lubricating system.Milling train comprises top working roll and bottom working roll, corresponding top backing up roll and lower support roll, and at the lower intermediate calender rolls between top working roll and top backing up roll and the lower intermediate calender rolls between bottom working roll and lower support roll, roll line is between top working roll and bottom working roll, be rolled part during rolling and pass roll gap between top working roll and bottom working roll along roll line, be rolled part and enter the input side that a side between working roll is called milling train, and the rolling product that obtains is called the outlet side of milling train from a side of exporting between working roll.Purging and lubricating system comprise blow device and lubricating arrangement.Blow device comprises: first purges shower nozzle, fixes or is integrated on the top band plate arrangement for deflecting of milling train, is configured to spray air-flow to remove lubricating fluid from the roll gap between top working roll and band plate; Band plate purges shower nozzle, fixes or is integrated on the top band plate arrangement for deflecting of milling train, is configured to spray air-flow with the surface of cleaning band plate; Second purges shower nozzle, is configured to spray air-flow with the roll gap of cleaning top working roll and upper intermediate calender rolls; And edge purging shower nozzle, be configured to spray air-flow so that remaining lubricating fluid is removed from the band panel edges.Each shower nozzle of blow device all is positioned at above roll line.Every kind of shower nozzle quantity all can be at least one, and at the outlet side of milling train, at least one first purging shower nozzle, at least one band plate purging shower nozzle, at least one the second purging shower nozzle and at least one edge purging shower nozzle is set respectively.Lubricating arrangement comprises: the first lubricating fluid shower nozzle is configured to jet lubrication liquid to guarantee the lubricated of two roll gap between working roll; The second lubricating fluid shower nozzle is configured to jet lubrication liquid guaranteeing the lubricated and cleaning between upper intermediate calender rolls and top backing up roll, and cooling spray, is configured to spray cooling fluid to guarantee the cooling of upper working rolls and lower working rolls.The quantity of the first lubricating fluid shower nozzle and cooling spray can be respectively at least two, and in the roll line above and below of milling train input side, at least one first lubricating fluid shower nozzle and at least one cooling spray is set respectively.The second lubricating fluid shower nozzle quantity is at least one, and at least one second lubricating fluid shower nozzle is set above milling train input side roll line.
Adopt purging and the lubricating system of such scheme only to comprise the purging shower nozzle that is positioned at the roll line top.That is to say, first of blow device purges shower nozzle, the second purging shower nozzle, band plate purges shower nozzle and edge purging shower nozzle all is positioned at above roll line, and does not have any purging shower nozzle below the roll line of milling train.This has greatly simplified system and has saved a large amount of compressed air.And lubricating arrangement only has the first lubricating fluid shower nozzle and cooling spray to be positioned at below roll line.This makes system need the emulsion of less amount, and the relevant cost of the pipeline that uses in system, memory and valve is reduced.And although milling train has used the shower nozzle of less amount in the operation of rolling, milling train of the present utility model still can be guaranteed lubrication and cooling condition required in the operation of rolling and required band plate surface cleanliness.Be under the situation of tandem mill at milling train, each purges the outlet side that shower nozzle can only be arranged on milling train, and each shower nozzle of lubricating arrangement can only be arranged on the input side of milling train.
Preferably, every kind purges shower nozzle quantity and is one, and all be arranged on the outlet side of milling train, and the quantity of the first lubricating fluid shower nozzle and cooling spray is respectively two, and in the roll line above and below of milling train input side, first a lubricating fluid shower nozzle and a cooling spray are set respectively respectively, the second lubricating fluid shower nozzle quantity is one and is arranged on the roll line top of milling train input side.This situation is particularly suitable for the application of tandem mill.
Preferably, every kind of shower nozzle quantity can be at least two, and at input side and the outlet side of milling train, at least one first purging shower nozzle, at least one band plate purging shower nozzle, at least one the second purging shower nozzle and at least one edge purging shower nozzle is set respectively.The quantity of the first lubricating fluid shower nozzle and cooling spray can be respectively at least four, and in the roll line above and below of milling train input side and outlet side, at least one first lubricating fluid shower nozzle and at least one cooling spray is set respectively respectively.The second lubricating fluid shower nozzle quantity is at least two, and at least one second lubricating fluid shower nozzle respectively is set above the roll line of milling train input side and outlet side respectively.This situation is particularly suitable for the application of reversable mill.
Preferably, the quantity that the first purging shower nozzle, the second purging shower nozzle, band plate purging shower nozzle and edge purge shower nozzle is two, and at input side and the outlet side of milling train, one first purging shower nozzle, a band plate purging shower nozzle, second a purging shower nozzle and an edge purging shower nozzle is set respectively.When adopting simple purging shower nozzle setting, this layout also guaranteed to realize required band plate cleannes.
Preferably, the quantity of the first lubricating fluid shower nozzle and cooling spray is respectively four, and in the roll line above and below of milling train input side and outlet side, first a lubricating fluid shower nozzle and a cooling spray is set respectively respectively.Preferably, the second lubricating fluid shower nozzle quantity is two, and second a lubricating fluid shower nozzle respectively is set above the roll line of milling train input side and outlet side respectively.This layout has realized that the simple shower nozzle of lubricating arrangement arranges simultaneously, also guarantees the required lubrication and cooling of milling train operation.
Preferably, lubricating fluid and cooling fluid can be same to each other or different to each other, and can select more flexibly thus suitable liquid to be used for lubricated or cooling.
Preferably, cooling spray comprises at least two nozzle row, and it forms different angles with respect to roll line, makes thus the spray scope of cooling spray larger.Preferably, the first lubricating fluid shower nozzle, the second lubricating fluid shower nozzle and cooling spray are the form that is roughly parallel to the elongate rod of working roll axial direction layout, thereby can realize the lubrication and cooling across the working roll axial length.Preferably, cooling spray is the form that is roughly parallel to the elongate rod of working roll axial direction layout, and cooling spray comprises at least two nozzle row that are parallel to working roll axial direction layout, and each nozzle row becomes different angles with respect to roll line.Preferably, cooling spray is be roughly parallel to the form of the elongate rod that the working roll axial direction arranges and comprise at least two nozzle row, at least two nozzle row of cooling spray are divided into a plurality of nozzle segments along this axial direction, in nozzle segment, each can be closed independently or open, and be positioned at milling train the same side cooling spray the respective nozzle segment sync close or open.By the controlled cooling spray setting of above-mentioned segmentation, can carry out segmentation/subregion lubrication and cooling on the axial direction of working roll, improve rolling with the flatness of panel products.
Preferably, the first purging shower nozzle and band plate purging shower nozzle are fixed or are integrated on the top band plate arrangement for deflecting of milling train.Such layout makes the structure of milling train compacter.
In second aspect, the utility model provides a kind of purging for milling train and lubricating system.Milling train comprises top working roll and bottom working roll, and corresponding top backing up roll and lower support roll, roll line is between top working roll and bottom working roll, be rolled part during rolling and pass roll gap between top working roll and bottom working roll along roll line, be rolled part and enter the input side that a side between working roll is called milling train, and the rolling product that obtains is called the outlet side of milling train from a side of exporting between working roll.Purging and lubricating system comprise blow device and lubricating arrangement.Blow device comprises: first purges shower nozzle, is configured to spray air-flow to remove lubricating fluid from the roll gap between top working roll and band plate; Band plate purges shower nozzle, is configured to spray air-flow with the surface of cleaning band plate; Second purges shower nozzle, is configured to spray air-flow with the roll gap of cleaning top working roll and top backing up roll; And edge purging shower nozzle, be configured to spray air-flow so that remaining lubricating fluid is removed from the band panel edges.Each shower nozzle of blow device all is positioned at above roll line.Every kind of shower nozzle quantity can be at least one, and at the outlet side of milling train, at least one first purging shower nozzle, at least one band plate purging shower nozzle, at least one the second purging shower nozzle and at least one edge purging shower nozzle is set respectively.Lubricating arrangement comprises: the first lubricating fluid shower nozzle is configured to jet lubrication liquid to guarantee the lubricated of two roll gap between working roll; The second lubricating fluid shower nozzle is configured to jet lubrication liquid guaranteeing the lubricated of top backing up roll and cleaning, and cooling spray, is configured to spray cooling fluid to guarantee the cooling of upper working rolls and lower working rolls.The quantity of the first lubricating fluid shower nozzle and cooling spray can be respectively at least two, and in the roll line above and below of milling train input side, at least one first lubricating fluid shower nozzle and at least one cooling spray is set respectively.The second lubricating fluid shower nozzle quantity can be at least one, and at least one second lubricating fluid shower nozzle is set above milling train input side roll line.
Adopt purging and the lubricating system of such scheme only to comprise the purging shower nozzle that is positioned at the roll line top.That is to say, first of blow device purges shower nozzle, the second purging shower nozzle, band plate purges shower nozzle and edge purging shower nozzle all is positioned at above roll line, and does not have any purging shower nozzle below the roll line of milling train.This has greatly simplified system and has saved a large amount of compressed air.And lubricating arrangement only has the first lubricating fluid shower nozzle and cooling spray to be positioned at below roll line.This makes system need the emulsion of less amount, and the relevant cost of the pipeline that uses in system, memory and valve is reduced.And although milling train has used the shower nozzle of less amount in the operation of rolling, milling train of the present utility model still can be guaranteed lubrication and cooling condition required in the operation of rolling and required band plate surface cleanliness.Be under the situation of tandem mill at milling train, each purges the outlet side that shower nozzle can only be arranged on milling train, and each shower nozzle of lubricating arrangement can only be arranged on the input side of milling train.
Preferably, every kind purges shower nozzle quantity and is one, and all be arranged on the outlet side of milling train, and the quantity of the first lubricating fluid shower nozzle and cooling spray is respectively two, and in the roll line above and below of milling train input side, first a lubricating fluid shower nozzle and a cooling spray are set respectively respectively, the second lubricating fluid shower nozzle quantity is one and is arranged on the roll line top of milling train input side.This situation is particularly suitable for the application of tandem mill.
Preferably, every kind of shower nozzle quantity is at least two, and at input side and the outlet side of milling train, at least one first purging shower nozzle, at least one band plate purging shower nozzle, at least one the second purging shower nozzle and at least one edge purging shower nozzle is set respectively.Preferably the quantity of the first lubricating fluid shower nozzle and cooling spray is respectively at least four, and in the roll line above and below of milling train input side and outlet side, at least one first lubricating fluid shower nozzle and at least one cooling spray is set respectively respectively.The second lubricating fluid shower nozzle quantity is at least two, and at least one second lubricating fluid shower nozzle respectively is set above the roll line of milling train input side and outlet side respectively.This situation is particularly suitable for the application of reversable mill.
In the third aspect, the utility model provides a kind of milling train, and it comprises foregoing purging and lubricating system.
The above-mentioned feature relevant with first aspect of the present utility model can be applied to of the present utility model second and the third aspect equally, and vice versa.
Description of drawings
The below will make clearer above-mentioned and other feature and advantage of the present utility model of those of ordinary skill in the art by describing preferred embodiment of the present utility model in detail with reference to accompanying drawing, in accompanying drawing:
Fig. 1 is the schematic diagram according to the milling train of an embodiment of the present utility model.
Fig. 2 is the schematic diagram according to the milling train of another embodiment of the present utility model.
Fig. 3 is the schematic diagram according to the milling train of another embodiment of the present utility model.
Fig. 4 is for being used for the schematic diagram according to an example of the lubricating fluid shower nozzle 5 of system of the present utility model.
Reference numeral:
The R1 top working roll; The upper intermediate calender rolls of R2; The R3 top backing up roll; The P roll line; 1a first purges shower nozzle; The 1b band plate purges shower nozzle; 2 second purge shower nozzle; 3 edges purge shower nozzle; 4 first lubricating fluid shower nozzles; 5 cooling sprays; 6 second lubricating fluid shower nozzles; 7 nozzles
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, referring to embodiment, the utility model is further described.Term used herein " on ", D score, the use such as " top " and " below " is described various example feature of the present utility model and element in this manual, but these terms used herein use for convenience, for example based on the example orientations shown in figure and/or the orientation when usually using.Should be considered to the specific structure three-dimensional size of needs or dimensional orientation in order to fall in scope of the present utility model without any content in the present note.
Fig. 1 shows the milling train according to an embodiment of the present utility model.Preferably, this milling train can be six roller reversible cold-rolling mills.As shown in Figure 1, this milling train comprises six rollers: top working roll R1 and paired bottom working roll with it are used for the top backing up roll R3 of top working roll R1 and the upper intermediate calender rolls R2 between top backing up roll R3 and top working roll R1; And for the lower backing roll of bottom working roll and the lower intermediate calender rolls between lower support roll and bottom working roll.Roll line P respectively arranges three rollers up and down, for the sake of clarity, has only marked the label of three rollers on roll line P.Roll line P is between top working roll R1 and bottom working roll.Be rolled part during rolling and pass two roll gap between working roll along roll line.Be rolled part and enter the input side that a side between working roll is called milling train, and the rolling product that obtains is called the outlet side of milling train from a side of exporting between working roll.
Milling train comprises purging and lubricating system, and this purging and lubricating system comprise blow device and lubricating arrangement.
Blow device comprises that first purges shower nozzle 1a, is used for the ejection air-flow, to remove lubricating fluid from top working roll with the roll gap between steel.First purges shower nozzle 1a can fix or be integrated on the top band plate arrangement for deflecting (not shown) of milling train.Blow device comprises that also band plate purges shower nozzle 1b, is used for the ejection air-flow with the surface of cleaning band plate.Band plate purges shower nozzle 1b and also can fix or be integrated on the top band plate arrangement for deflecting (not shown) of milling train.Blow device comprises that also second purges shower nozzle 2, and this second purging shower nozzle 2 acts on the roll gap between top working roll R1 and upper intermediate calender rolls R2, and is configured to spray air-flow with the roll gap between cleaning top working roll R1 and upper intermediate calender rolls R2.Blow device comprises that also the edge purges shower nozzle 3, and this edge purges shower nozzle 3 and is positioned in the input and/or outlet side of milling train, so that remaining lubricating fluid is removed from the band panel edges.First of blow device purges shower nozzle 1a, and band plate purges shower nozzle 1b, and the second purging shower nozzle 2 and edge purge shower nozzle 3 and all be arranged on roll line P top.
In the embodiment shown in Fig. 1, blow device comprises that first purges shower nozzle 1a, and band plate purges shower nozzle 1b, and second purges shower nozzle 2 and edge purges shower nozzle 3 each two, is separately positioned on input side and the outlet side of milling train.
The input side that lubricating arrangement is included in milling train comprises two the first lubricating fluid shower nozzles 4 that lay respectively at the roll line above and below, lays respectively at two cooling sprays 5 of roll line above and below, and is positioned at second a lubricating fluid shower nozzle 6 of roll line top.The first lubricating fluid shower nozzle 4 jet lubrication liquid are to guarantee the lubricated of two roll gap between working roll.In operation, the roll gap between two working rolls comprises respectively the roll gap between top working roll R1 and band plate, and the roll gap between bottom working roll and band plate.Cooling spray 5 sprays cooling fluid to guarantee the cooling of upper working rolls and lower working rolls.The second lubricating fluid shower nozzle 6 jet lubrication liquid are to guarantee the lubricated and cleaning between upper intermediate calender rolls R2 and top backing up roll R3.Lubricating arrangement comprises the showerhead configurations identical with input side at outlet side.
Embodiment according to four-high mill of the present utility model has been shown in Fig. 2.The structure of this four-high mill is similar to the six-high cluster mill shown in Fig. 1, and for the sake of clarity, their identical structures will no longer be described.The difference of the four-high mill of Fig. 2 and the six-high cluster mill of Fig. 1 is that four-high mill does not comprise intermediate calender rolls R2 and lower intermediate calender rolls, thereby the second lubricating fluid shower nozzle 6 is used to the lubricated and cleaning of top backing up roll R3.In addition, in the four-high mill of Fig. 2, this second purging shower nozzle 2 acts on the roll gap between top working roll R1 and top backing up roll R3, and is configured to spray air-flow with the roll gap between cleaning top working roll R1 and top backing up roll R3.
The lubricating fluid that uses in lubricating arrangement and cooling fluid can adopt the liquid of any suitable type, such as emulsion, water or smooth liquid etc.The liquid that in lubricating arrangement, each shower nozzle sprays can be same to each other or different to each other.Lubricating fluid and cooling fluid can be same to each other or different to each other.
In one embodiment, each purges the elongate rod that each shower nozzle in shower nozzle and lubricating fluid shower nozzle can be arranged for being parallel to working roll R1 axial direction.Each shower nozzle can have a plurality of nozzles.A plurality of nozzles can be roughly parallel to the axial direction of the working roll R1 of milling train and arrange.The structure of the first lubricating fluid shower nozzle 4, the second lubricating fluid shower nozzle 6 and cooling spray 5 can be same to each other or different to each other.In one embodiment, cooling spray 5 can comprise at least two nozzle row, and these at least two nozzle row form different angles with respect to the roll line between paired working roll R1.In example shown in Figure 3, cooling spray 5 comprises a plurality of nozzles 7, and these a plurality of nozzles 7 are arranged as and are parallel to three nozzle row that working roll R1 axial direction is arranged, each nozzle row becomes different angles with respect to roll line.Certainly, cooling spray 5 also can be for including only the common sprinkler configuration of a nozzle row.
In addition, in one embodiment, the elongate rod that cooling spray 5 is arranged for being roughly parallel to working roll R1 axial direction.As shown in Figure 3, a plurality of nozzles 7 can be divided into a plurality of nozzle segment S1 along this axial direction, S2, and S3 ..., and Sn.Nozzle segment S1, S2, S3 ..., and in Sn, each can be closed independently or open, and the respective nozzle section that is positioned at the cooling spray 5 of milling train the same side (input side or outlet side) is side by side closed or opens.For example, when the nozzle segment S1 of cooling spray 5 that is positioned at the roll line top of input side opened, the respective nozzle section S1 of cooling spray 5 that is positioned at the roll line below of input side synchronously opened.By the controlled cooling spray setting of above-mentioned segmentation, can carry out segmentation/subregion lubrication and cooling on the axial direction of working roll R1, improve rolling with the flatness of panel products.
In the embodiment shown in Figure 2, these nozzle layout of sprinkler are at input side and the outlet side of milling train.Like this, can be according to the direction of rotation of the working roll R1 of reversing cold mill, the shower nozzle of selecting to be fit to one or both sides purges and lubricates each roller.Each purge shower nozzle can be connected to separately compressed gas source or public compressed gas source (not shown).This compressed gas source can be the air pump that is configured to provide Compressed Gas.
Preferably, the band plate that is rolled in milling train is for the band steel, although milling train of the present utility model is not limited to rolled band steel.
Although in above explanation and accompanying drawing, each shower nozzle all is arranged on input side and the outlet side both sides of working roll, and enforcement of the present utility model is not limited to this.Cooling system of the present utility model can only comprise the input side that is arranged on milling train or the shower nozzle of outlet side.Fig. 3 shows another embodiment of the present utility model.Embodiment shown in Figure 3 is basic identical with embodiment shown in Figure 1, but be with the embodiment difference of Fig. 1, in the milling train of Fig. 3, each purging shower nozzle of blow device only is arranged on the outlet side of milling train, and each lubricating fluid of lubricating arrangement and cooling fluid shower nozzle only are arranged on the input side of milling train.Purge that shower nozzle only is arranged on the milling train outlet side and the lubrication and cooling shower nozzle only is arranged on the configuration of milling train input side, for example embodiment shown in Figure 3, be particularly suitable for the application of tandem mill.
In addition, purging of the present utility model and lubricating system also are not limited to the quantity of the nozzle row that each shower nozzle has, and the quantity of nozzle row can be for for example high to 4 row.Fixing or the integrated relationship of above-mentioned shower nozzle is not restrictive, and each shower nozzle can be positioned on various suitable position or various parts in milling train, as long as it can realize purging and the lubricating function of appointment effectively as required.In a preferred embodiment, each shower nozzle is orientated the contiguous position that it will clean or lubricate as, in order to can realize more efficiently cleaning and lubricated.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (23)
1. purging and lubricating system that is used for milling train, it is characterized in that, described milling train comprises top working roll (R1) and bottom working roll, corresponding top backing up roll (R3) and lower support roll, and be positioned at upper intermediate calender rolls (R2) between top working roll (R1) and top backing up roll (R3) and the lower intermediate calender rolls between bottom working roll and lower support roll, roll line (P) is positioned between top working roll (R1) and bottom working roll, the band plate that is rolled during rolling passes between top working roll (R1) and bottom working roll along roll line (P), be rolled part and enter the input side that a side between working roll is called milling train, and the rolling product that obtains is called the outlet side of milling train from a side of exporting between working roll, described purging and lubricating system comprise blow device and lubricating arrangement,
Described blow device comprises:
First purges shower nozzle (1a), is configured to spray air-flow to remove lubricating fluid from the roll gap between top working roll (R1) and band plate;
Band plate purges shower nozzle (1b), is configured to spray air-flow with the surface of cleaning band plate;
Second purges shower nozzle (2), is configured to spray air-flow with the roll gap of cleaning top working roll (R1) and upper intermediate calender rolls (R2); And
The edge purges shower nozzle (3), is configured to spray air-flow so that remaining lubricating fluid is removed from the band panel edges;
Wherein each shower nozzle of blow device all is positioned at above roll line (P), and every kind purges shower nozzle quantity and is at least one, and the outlet side at milling train arranges at least one first purging shower nozzle (1a), at least one band plate purges shower nozzle (1b), at least one the second purging shower nozzle (2) and at least one edge and purges shower nozzle (3)
Described lubricating arrangement comprises:
The first lubricating fluid shower nozzle (4) is configured to jet lubrication liquid to guarantee roll gap lubricated between top working roll (R1) and bottom working roll;
The second lubricating fluid shower nozzle (6) is configured to jet lubrication liquid guaranteeing the lubricated and cleaning between upper intermediate calender rolls (R2) and top backing up roll (R3), and
Cooling spray (5) is configured to spray cooling fluid to guarantee the cooling of upper and lower working roll;
Wherein the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is respectively at least two, and in roll line (P) above and below of milling train input side, at least one the first lubricating fluid shower nozzle (4) and at least one cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is at least one, and above the roll line (P) of milling train input side, at least one second lubricating fluid shower nozzle (6) is set.
2. the system as claimed in claim 1, it is characterized in that, every kind purges shower nozzle quantity and is one, and all be arranged on the outlet side of milling train, and the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is respectively two, and in roll line (P) above and below of milling train input side, first a lubricating fluid shower nozzle (4) and a cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is one, and is arranged on roll line (P) top of milling train input side.
3. the system as claimed in claim 1, it is characterized in that, every kind of purging shower nozzle quantity is at least two, and at input side and the outlet side of milling train, at least one first purging shower nozzle (1a), at least one band plate purging shower nozzle (1b), at least one the second purging shower nozzle (2) and at least one edge purging shower nozzle (3) is set respectively.
4. the system as claimed in claim 1, it is characterized in that, the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is respectively at least four, and in roll line (P) above and below of milling train input side and outlet side, at least one the first lubricating fluid shower nozzle (4) and at least one cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is at least two, and respectively at least one second lubricating fluid shower nozzle (6) is set respectively above the roll line (P) of milling train input side and outlet side.
5. the system as claimed in claim 1, it is characterized in that, first purges shower nozzle (1a), second purges shower nozzle (2), the quantity that band plate purges shower nozzle (1b) and edge purging shower nozzle (3) is two, and input side and outlet side at milling train respectively arrange one first purging shower nozzle (1a), a band plate purges shower nozzle (1b), one second purges shower nozzle (2) and an edge purging shower nozzle (3), and the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is four, and in roll line (P) above and below of milling train input side and outlet side, first a lubricating fluid shower nozzle (4) and a cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is two, and second a lubricating fluid shower nozzle (6) is set respectively above the roll line (P) of milling train input side and outlet side respectively.
6. the system as claimed in claim 1, is characterized in that, described cooling spray (5) comprises at least two nozzle row, and these at least two nozzle row form different angles with respect to roll line (P).
7. the system as claimed in claim 1, is characterized in that, lubricating fluid and cooling fluid are mutually the same.
8. the system as claimed in claim 1, is characterized in that, the first lubricating fluid shower nozzle (4), the second lubricating fluid shower nozzle (6) and cooling spray (5) are the form that is roughly parallel to the elongate rod of working roll axial direction layout.
9. the system as claimed in claim 1, it is characterized in that, cooling spray (5) is the form that is roughly parallel to the elongate rod of working roll axial direction layout, and comprises at least two nozzle row that are parallel to working roll axial direction layout, and each nozzle row becomes different angles with respect to roll line (P).
10. the system as claimed in claim 1, it is characterized in that, cooling spray (5) is for the form of the elongate rod that is roughly parallel to the working roll axial direction and arranges and comprise at least two nozzle row, at least two nozzle row of cooling spray (5) are divided into a plurality of nozzle segments along this axial direction, in nozzle segment, each can be closed independently or open, and be positioned at milling train the same side cooling spray (5) the respective nozzle segment sync close or open.
11. the system as claimed in claim 1 is characterized in that, described the first purging shower nozzle (1a) and band plate purge shower nozzle (1b) and fix or be integrated on the top band plate arrangement for deflecting of milling train.
12. purging and lubricating system that is used for milling train, it is characterized in that, described milling train comprises top working roll (R1) and bottom working roll, and corresponding top backing up roll (R3) and lower support roll, roll line (P) is positioned between top working roll (R1) and bottom working roll, the band plate that is rolled during rolling passes between top working roll (R1) and bottom working roll along roll line (P), be rolled part and enter the input side that a side between working roll is called milling train, and the rolling product that obtains is called the outlet side of milling train from a side of exporting between working roll, described purging and lubricating system comprise blow device and lubricating arrangement,
Described blow device comprises:
First purges shower nozzle (1a), is configured to spray air-flow to remove lubricating fluid from the roll gap between top working roll (R1) and band plate;
Band plate purges shower nozzle (1b), is configured to spray air-flow with the surface of cleaning band plate;
Second purges shower nozzle (2), is configured to spray air-flow with the roll gap between cleaning top working roll (R1) and top backing up roll (R3); And
The edge purges shower nozzle (3), is configured to spray air-flow so that remaining lubricating fluid is removed from the band panel edges;
Wherein each shower nozzle of blow device all is positioned at above roll line (P), and every kind purges shower nozzle quantity and is at least one, and the outlet side at milling train arranges at least one first purging shower nozzle (1a), at least one band plate purges shower nozzle (1b), at least one the second purging shower nozzle (2) and at least one edge and purges shower nozzle (3)
Described lubricating arrangement comprises:
The first lubricating fluid shower nozzle (4) is configured to jet lubrication liquid to guarantee the lubricated of two roll gap between working roll;
The second lubricating fluid shower nozzle (6) is configured to jet lubrication liquid guaranteeing the lubricated of top backing up roll (R3) and cleaning, and
Cooling spray (5) is configured to spray cooling fluid to guarantee the cooling of upper working rolls and lower working rolls;
Wherein the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is at least two, and in roll line (P) above and below of milling train input side, at least one the first lubricating fluid shower nozzle (4) and at least one cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is at least one, and above the roll line (P) of milling train input side, at least one second lubricating fluid shower nozzle (6) is set.
13. system as claimed in claim 12, it is characterized in that, every kind purges shower nozzle quantity and is one, and all be arranged on the outlet side of milling train, and the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is respectively two, and in roll line (P) above and below of milling train input side, first a lubricating fluid shower nozzle (4) and a cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is one, and is arranged on roll line (P) top of milling train input side.
14. system as claimed in claim 12, it is characterized in that, every kind of purging shower nozzle quantity is at least two, and at input side and the outlet side of milling train, at least one first purging shower nozzle (1a), at least one band plate purging shower nozzle (1b), at least one the second purging shower nozzle (2) and at least one edge purging shower nozzle (3) is set respectively.
15. system as claimed in claim 12, it is characterized in that, the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is respectively at least four, and in roll line (P) above and below of milling train input side and outlet side, at least one the first lubricating fluid shower nozzle (4) and at least one cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is at least two, and respectively at least one second lubricating fluid shower nozzle (6) is set respectively above the roll line (P) of milling train input side and outlet side.
16. system as claimed in claim 12, it is characterized in that, first purges shower nozzle (1a), second purges shower nozzle (2), the quantity that band plate purges shower nozzle (1b) and edge purging shower nozzle (3) is two, and input side and outlet side at milling train respectively arrange one first purging shower nozzle (1a), a band plate purges shower nozzle (1b), one second purges shower nozzle (2) and an edge purging shower nozzle (3), and the quantity of the first lubricating fluid shower nozzle (4) and cooling spray (5) is four, and in roll line (P) above and below of milling train input side and outlet side, first a lubricating fluid shower nozzle (4) and a cooling spray (5) are set respectively respectively, the second lubricating fluid shower nozzle (6) quantity is two, and second a lubricating fluid shower nozzle (6) is set respectively above the roll line (P) of milling train input side and outlet side respectively.
17. system as claimed in claim 12 is characterized in that, described cooling spray (5) comprises at least two nozzle row, and these at least two nozzle row form different angles with respect to roll line (P).
18. system as claimed in claim 12 is characterized in that, lubricating fluid and cooling fluid are mutually the same.
19. system as claimed in claim 12 is characterized in that, the first lubricating fluid shower nozzle (4), the second lubricating fluid shower nozzle (6) and cooling spray (5) are the form that is roughly parallel to the elongate rod of working roll axial direction layout.
20. system as claimed in claim 12, it is characterized in that, cooling spray (5) is the form that is roughly parallel to the elongate rod of working roll axial direction layout, and comprise being parallel at least two nozzle row that the working roll axial direction is arranged, each nozzle row becomes different angles with respect to roll line (P).
21. system as claimed in claim 12, it is characterized in that, cooling spray (5) is for the form of the elongate rod that is roughly parallel to the working roll axial direction and arranges and comprise at least two nozzle row, at least two nozzle row of cooling spray (5) are divided into a plurality of nozzle segments along this axial direction, in nozzle segment, each can be closed independently or open, and be positioned at milling train the same side cooling spray (5) the respective nozzle segment sync close or open.
22. system as claimed in claim 12 is characterized in that, described the first purging shower nozzle (1a) and band plate purge shower nozzle (1b) and fix or be integrated on the top band plate arrangement for deflecting of milling train.
23. a milling train is characterized in that, this milling train comprises purging as described in any one in claim 1-22 and lubricating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566200 CN202943088U (en) | 2012-10-31 | 2012-10-31 | Rolling mill and purging-lubrication system used for the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566200 CN202943088U (en) | 2012-10-31 | 2012-10-31 | Rolling mill and purging-lubrication system used for the same |
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| Publication Number | Publication Date |
|---|---|
| CN202943088U true CN202943088U (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220566200 Expired - Fee Related CN202943088U (en) | 2012-10-31 | 2012-10-31 | Rolling mill and purging-lubrication system used for the same |
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| Country | Link |
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| CN (1) | CN202943088U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108025339A (en) * | 2015-09-21 | 2018-05-11 | 诺维尔里斯公司 | The preheating of working roll and thermal control and its control system during metal rolled |
| CN109985909A (en) * | 2018-01-03 | 2019-07-09 | Sms集团有限公司 | Strip edge blow device |
| CN115608785A (en) * | 2022-09-26 | 2023-01-17 | 马鞍山延隆新材料科技有限公司 | Roll gap lubricating treatment device of high-ductility cold-rolled ribbed steel bar mill |
-
2012
- 2012-10-31 CN CN 201220566200 patent/CN202943088U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108025339A (en) * | 2015-09-21 | 2018-05-11 | 诺维尔里斯公司 | The preheating of working roll and thermal control and its control system during metal rolled |
| CN108025339B (en) * | 2015-09-21 | 2020-10-13 | 诺维尔里斯公司 | Preheating and heat control of working roll in metal rolling process and control system thereof |
| US10875067B2 (en) | 2015-09-21 | 2020-12-29 | Novelis Inc. | Pre-heating and thermal control of work rolls in metal rolling processes and control systems thereof |
| CN109985909A (en) * | 2018-01-03 | 2019-07-09 | Sms集团有限公司 | Strip edge blow device |
| CN115608785A (en) * | 2022-09-26 | 2023-01-17 | 马鞍山延隆新材料科技有限公司 | Roll gap lubricating treatment device of high-ductility cold-rolled ribbed steel bar mill |
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