CN109821902A - A kind of lateral lubricating ability location mode improving silicon steel edge profile - Google Patents
A kind of lateral lubricating ability location mode improving silicon steel edge profile Download PDFInfo
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- CN109821902A CN109821902A CN201910094096.5A CN201910094096A CN109821902A CN 109821902 A CN109821902 A CN 109821902A CN 201910094096 A CN201910094096 A CN 201910094096A CN 109821902 A CN109821902 A CN 109821902A
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Abstract
The present invention provides a kind of lateral lubricating ability location modes for improving silicon steel edge profile, comprising: simulates strip width direction entirety lubricating ability distribution curve by Nozzle Parameter；Roll edge wear data is collected, the edge abrasion distribution curve of the roll is obtained；Distribution curve and the strip width direction entirety lubricating ability distribution curve are worn according to the edge, the Nozzle Parameter is adjusted, so that the strip width direction entirety lubricating ability distribution curve is worn distribution curve tendency with the edge and is consistent.Solving can not there is technical issues that roll wear is uneven, " cat ear " occurs in strip for abrasion concentrated area enhancing lubricating ability in the prior art.Reach by optimizing whole flow, has increased steel edge portion lubricating ability, the effective steel edge portion that improves wears concentration problem, reduces roll wear degree of irregularity, so as to improve strip " cat ear " topographical profiles, improves the technical effect of strip contour accuracy.
Description
Technical field
The present invention relates to hot-strip version type control technology field more particularly to a kind of transverse directions for improving silicon steel edge profile
Lubricating ability location mode.
Background technique
It in the silicon steel operation of rolling, is influenced by its component system, process system, silicon content is higher, and finishing temperature is low, strip edge
Portion and roll contact abrasion are very fast, with easily there are " cat ear " topographical profiles in the width operation of rolling, influence product strip shape quality.Industry
Inside generalling use technological lubrication reduces roll wear, improves strip profile.But producing line is different, and product specification is different, traditional work
Skill lubrication can not be directed to production board quant's sign, enhance lubricating ability to abrasion concentrated area.
But present invention applicant has found that the prior art at least has the following technical problems:
Lubricating ability can not be enhanced for abrasion concentrated area in the prior art, there are roll wears, and uneven, strip goes out
The technical issues of existing " cat ear " topographical profiles.
Summary of the invention
The embodiment of the invention provides a kind of lateral lubricating ability location modes for improving silicon steel edge profile, solve existing
Having can not be for abrasion concentrated area enhancing lubricating ability in technology, and there are roll wears, and " cat ear " shape occurs in uneven, strip
The technical issues of looks profile.
In view of the above problems, the present invention provides it is a kind of improve silicon steel edge profile lateral lubricating ability location mode,
The described method includes: simulating strip width direction entirety lubricating ability distribution curve by Nozzle Parameter, wherein the nozzle
Parameter includes at least: nozzle angle, nozzle flow, injector spacing, collector are away from roll section distance；Collect roll edge abrasion number
According to the edge for obtaining the roll wears distribution curve；Distribution curve and the strip width direction are worn according to the edge
Whole lubricating ability distribution curve, is adjusted the Nozzle Parameter, makes the strip width direction entirety lubricating ability point
Cloth curve is consistent with edge abrasion distribution curve tendency.
Preferably, described that strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, comprising: will
The Nozzle Parameter as physical input, according to trigonometric function to the Nozzle Parameter according to fixed cutting unit to lubrication energy
Power is analyzed, and single-nozzle transversally cutting flow is obtained；According to the single-nozzle transversally cutting flow, obtain two neighboring
The cumulative lateral flow of nozzle；According to the single-nozzle transversally cutting flow, the cumulative lateral flow of the two neighboring nozzle, obtain
Obtain the strip width direction entirety lubricating ability distribution curve.
Preferably, described that the Nozzle Parameter divides lubricating ability according to fixed cutting unit according to trigonometric function
Analysis obtains single-nozzle transversally cutting flow, comprising: according to formulaThe single-nozzle is obtained laterally to cut
Shunt volume；Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is that single-nozzle is laterally cut
Shunt volume.
Preferably, the Nozzle Parameter further include: nozzle number, nozzle spray penetration, edge nozzle number, adjacent nozzle
Spacing, edge nozzle angle.
It is preferably, described that the cumulative lateral flow of two neighboring nozzle is obtained according to the single-nozzle transversally cutting flow,
Include: the respective single-nozzle transversally cutting flow according to the adjacent nozzle spacing and the adjacent nozzle, obtains institute
State the lateral flow overlapping region of adjacent nozzle；According to the respective single-nozzle transversally cutting flow of the adjacent nozzle,
Obtain the cumulative lateral flow of the two neighboring nozzle of the lateral flow overlapping region.
Preferably, the respective single-nozzle transversally cutting flow according to the adjacent nozzle, obtains the cross
To the cumulative lateral flow of the two neighboring nozzle of flow overlapping region, comprising: according to formula W +=W1+W2, described in acquisition
The cumulative lateral flow of the two neighboring nozzle of lateral flow overlapping region；Wherein, W+ is that two neighboring nozzle is cumulative laterally
Flow, W1, W2 are the respective single-nozzle transversally cutting flow of the adjacent nozzle.
Preferably, described that distribution curve and strip width direction entirety lubricating ability distribution are worn according to the edge
Curve is adjusted the Nozzle Parameter, comprising: according to formulaThe Nozzle Parameter is repaired
Change, the modified strip width direction entirety lubricating ability distribution curve is made to wear distribution curve tendency phase with the edge
Meet；Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is single-nozzle transversally cutting
Flow.
Preferably, the nozzle angle is 15-120 °.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technology effects
Fruit:
A kind of lateral lubricating ability location mode improving silicon steel edge profile provided in an embodiment of the present invention, the method
It include: that strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, wherein the Nozzle Parameter is at least
It include: nozzle angle, nozzle flow, injector spacing, collector away from roll section distance；Roll edge wear data is collected, is obtained
The edge of the roll wears distribution curve；Distribution curve is worn according to the edge and the strip width direction integrally lubricates
Ability distribution curve is adjusted the Nozzle Parameter, make the strip width direction entirety lubricating ability distribution curve with
The edge abrasion distribution curve tendency is consistent, and the position high to numerical value in edge abrasion distribution curve, which is worn, concentrates
The lubricating ability in region, which increase, increases corresponding lubricating ability distribution curve position also, and vice versa, low for wearing
Separate lubrication ability it is also low with potential drop, by improve lubricating ability reduce roll edge the degree of wear, so as to improve strip
The problems in edge abrasion collection, and then solve not being directed in the prior art and wear concentrated area enhancing lubricating ability, exist
Roll wear is uneven, the technical issues of " cat ear " topographical profiles occurs in strip.Reach by optimizing whole flow, has increased band
Steel edge lubricating ability, the effective steel edge portion that improves wear concentration problem, reduce roll wear degree of irregularity, so as to improve
Strip " cat ear " topographical profiles improve the technical effect of strip contour accuracy.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
Fig. 1 is that a kind of process of the lateral lubricating ability location mode of improvement silicon steel edge profile of the embodiment of the present invention is shown
It is intended to；
Fig. 2 is nozzle flow decomposition diagram in the embodiment of the present invention；
Entirety lubricating ability scatter chart in strip width direction in Fig. 3 embodiment of the present invention；
Fig. 4 is belt steel roller wear curve figure in the embodiment of the present invention；
Lower machine roll wear situation contrast curve chart in Fig. 5 embodiment of the present invention.
Specific embodiment
The embodiment of the invention provides a kind of lateral lubricating ability location modes for improving silicon steel edge profile, for solving
Lubricating ability can not be enhanced for abrasion concentrated area in the prior art, there are roll wears, and " cat ear " occurs in uneven, strip
The technical issues of topographical profiles.
Technical solution general thought provided by the invention is as follows:
Strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, wherein the Nozzle Parameter
Include at least: nozzle angle, nozzle flow, injector spacing, collector are away from roll section distance；Roll edge wear data is collected,
Obtain the edge abrasion distribution curve of the roll；Distribution curve is worn according to the edge and the strip width direction is whole
Lubricating ability distribution curve is adjusted the Nozzle Parameter, keeps the strip width direction entirety lubricating ability distribution bent
Line is consistent with edge abrasion distribution curve tendency.Reach by optimizing whole flow, has increased steel edge portion and lubricate energy
Power, the effective steel edge portion that improves wear concentration problem, roll wear degree of irregularity are reduced, so as to improve strip " cat ear " shape
Looks profile improves the technical effect of strip contour accuracy.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 shows for the process of the lateral lubricating ability location mode for improving silicon steel edge profile a kind of in the embodiment of the present invention
It is intended to.The embodiment of the invention provides a kind of lateral lubricating ability location modes for improving silicon steel edge profile, please refer to Fig. 1-
3, which comprises
Step 10: strip width direction entirety lubricating ability distribution curve being simulated by Nozzle Parameter, wherein the spray
Mouth parameter includes at least: nozzle angle, nozzle flow, injector spacing, collector are away from roll section distance.
It is further, described that strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, comprising:
Using the Nozzle Parameter as physical input, according to trigonometric function to the Nozzle Parameter according to fixed cutting unit to lubrication
Ability is analyzed, and single-nozzle transversally cutting flow is obtained；According to the single-nozzle transversally cutting flow, adjacent two are obtained
The cumulative lateral flow of a nozzle；According to the single-nozzle transversally cutting flow, the cumulative lateral flow of the two neighboring nozzle,
Obtain the strip width direction entirety lubricating ability distribution curve.
Further, described that the Nozzle Parameter carries out lubricating ability according to fixed cutting unit according to trigonometric function
Analysis obtains single-nozzle transversally cutting flow, comprising: according to formulaIt is lateral to obtain the single-nozzle
Cutting flow；Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is that single-nozzle is lateral
Cutting flow.
Further, the Nozzle Parameter further include: nozzle number, nozzle spray penetration, edge nozzle number, adjacent spray
Mouth spacing, edge nozzle angle.
Further, described according to the single-nozzle transversally cutting flow, obtain the cumulative transverse flow of two neighboring nozzle
Amount, comprising: according to the respective single-nozzle transversally cutting flow of the adjacent nozzle spacing and the adjacent nozzle, obtain
The lateral flow overlapping region of the adjacent nozzle；According to the respective single-nozzle transversally cutting stream of the adjacent nozzle
Amount obtains the cumulative lateral flow of the two neighboring nozzle of the lateral flow overlapping region.
Further, the respective single-nozzle transversally cutting flow according to the adjacent nozzle, described in acquisition
The cumulative lateral flow of the two neighboring nozzle of lateral flow overlapping region, comprising: according to formula W +=W1+W2, obtain institute
State the cumulative lateral flow of the two neighboring nozzle of lateral flow overlapping region；Wherein, W+ is the cumulative cross of two neighboring nozzle
To flow, W1, W2 are the respective single-nozzle transversally cutting flow of the adjacent nozzle.
Specifically, using EXCEL VBA off-line programing, by the Nozzle Parameter, i.e. nozzle angle, nozzle flow, spray
Mouth spacing, collector, as physical input, moisten it according to fixed cutting unit using trigonometric function away from roll section distance
Sliding ability decomposes, is cumulative, as shown in Fig. 2, nozzle flow decomposition diagram, according to formulaIt calculates each
The single-nozzle transversally cutting flow of nozzle recycles the spacing of single-nozzle transversally cutting flow combination adjacent nozzle, obtains
The cumulative lateral flow of the two neighboring nozzle of two nozzle overlapping regions, the cumulative lateral flow of the two neighboring nozzle is adjacent
The respective single-nozzle transversally cutting flow of two nozzles is added, and passes through the single-nozzle transversally cutting flow and phase of acquisition
The adjacent cumulative lateral flow of two nozzles, obtains the curve graph of lateral flow, integrally lubricates to simulate along strip width direction
Ability distribution curve.The strip width direction entirety lubricating ability distribution curve describes nozzle in the profit in strip width direction
Sliding flow distribution, it is strong that the big place of flow then corresponds to lubricating ability.
Step 20: collecting roll edge wear data, obtain the edge abrasion distribution curve of the roll.
Specifically, the acquisition specific condition of production of producing line, obtains the data of the practical edge abrasion of roll, obtains roll reality
Border edge wears the distribution of concentrated area, as shown in figure 4, obtaining the edge abrasion point of corresponding producing line using edge wear data
Cloth curve.
Step 30: distribution curve being worn according to the edge and the strip width direction entirety lubricating ability is distributed song
Line is adjusted the Nozzle Parameter, grinds the strip width direction entirety lubricating ability distribution curve and the edge
Damage distribution curve tendency is consistent.
Further, described that distribution curve and the strip width direction entirety lubricating ability point are worn according to the edge
Cloth curve is adjusted the Nozzle Parameter, comprising: according to formulaThe Nozzle Parameter is repaired
Change, the modified strip width direction entirety lubricating ability distribution curve is made to wear distribution curve tendency phase with the edge
Meet；Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is single-nozzle transversally cutting
Flow.
Specifically, passing through the Nozzle Parameter, edge nozzle angle in conjunction with roll practical edge abrasion concentrated area distribution
Degree, flow are reset, using off-line simulation program, according to formulaThe whole laterally lubrication distribution energy of simulation
Power targetedly adjusts the whole lubricating ability of abrasion concentrated area, makes the whole lubrication of the abrasion concentrated area
Ability increases, and reduces the edge degree of wear.As shown in figure 3, by according to formulaTo the Nozzle Parameter
Adjustment, the tendency for making the strip width direction entirety lubricating ability distribution curve and the edge wear distribution curve is consistent
It closes, when edge wears the region for increasing and concentrating, the lubricating ability also increases, i.e., to numerical value in edge abrasion distribution curve
The lubricating ability that concentrated area is worn in high position, which increase, increases corresponding lubricating ability distribution curve position also, instead
, it is also low with potential drop for the separate lubrication ability for wearing low, lubrication, drop are increased by the region concentrated to edge abrasion
The low edge degree of wear is also effectively reduced the non-uniform problem of roll wear, passes through when concentrating eroded area lubricating ability high
Optimize the lubricating ability on plate width direction, to improve the uniformity of roll wear, improves strip " cat ear " topographical profiles, improve
Strip contour accuracy, and then solving in the prior art can not be for abrasion concentrated area enhancing lubricating ability, there are roll mills
Damage is uneven, the technical issues of " cat ear " topographical profiles occurs in strip.
Further, the nozzle angle is 15-120 °.
Embodiment two
In order to preferably introduce a kind of improvement silicon steel edge profile of the invention lateral lubricating ability location mode skill
Art features and applications is described in detail applicable cases of the invention below in conjunction with specific embodiment, please refers to Fig. 2-
5。
The embodiment of the present invention is by taking certain 1580 producing line of company as an example, and silicon steel product major width specification is in 1580 producing lines
1000-1200mm。
Collector lubricating ability in the width direction is simulated using VBA off-line programing using trigonometric function, as shown in Fig. 2, logical
Cross Nozzle Parameter: θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is that single-nozzle is laterally cut
Shunt volume utilizes formulaObtain strip width direction entirety lubricating ability distribution curve.
Roll actual wear data are collected, corresponding wear curve is obtained, therefrom determine that strip wears concentrated area.Such as Fig. 4
Shown, finished width 1000-1200mm, strip abrasion concentrated area concentrates at the position distance center 500-600mm.
In conjunction with live roll wear actual curve and lubricating rollers collector actual condition data, Nozzle Parameter is adjusted
Whole, finished width 1000-1200mm, strip abrasion concentrated area concentrates on the position distance center 500-600mm.For abrasion
Concentrated position carries out parameter setting to nozzle again type selecting, and simulation improves distance center 500- along plate width direction lubricating ability
The position 600mm lubricating ability.The Nozzle Parameter are as follows: central nozzle angle, θ: 90 °, θ: 60 ° of edge nozzle angle, central nozzle
Flow P:5ml/min, edge nozzle flow 15ml/min, two neighboring injector spacing H:197mm, nozzle are away from roll section distance
D:400mm, using off-line procedure simulation, each point lubrication flow is distributed in the width direction, as shown in figure 3, strip width as seen from the figure
Direction entirety lubricating ability distribution curve is consistent with the roll wear tendency, and strip wears concentrated area, i.e. distance center
Lubricating ability is obviously improved at the position 500-600mm.
By being detected to roll, in the hot rolling non-orientation silicon steel production of the embodiment of the present invention, roll edge abrasion collection
Middle region and center worn area, abrasion difference can reduce 10-20%, as shown in figure 5, the curve above in figure be after optimization is
The use off-line procedure of the embodiment of the present invention designs edge nozzle type selecting again, after increasing edge lubricating ability, lower machine roll mill
Damage curve；Following curve are as follows: traditional rolling lubrication nozzle flow is uniformly distributed, lower machine roll wear curve.As seen from the figure,
Lower machine roll wear, which has, after the optimization of the embodiment of the present invention is obviously improved.By optimizing whole flow, increase strip edge
Portion's lubricating ability can effectively improve steel edge portion abrasion concentration problem, roll wear degree of irregularity is effectively reduced, thus
Improve strip " cat ear " topographical profiles, improves strip contour accuracy.
Said one or multiple technical solutions in the embodiment of the present application at least have following one or more technology effects
Fruit:
A kind of lateral lubricating ability location mode improving silicon steel edge profile provided in an embodiment of the present invention, the method
It include: that strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, wherein the Nozzle Parameter is at least
It include: nozzle angle, nozzle flow, injector spacing, collector away from roll section distance；Roll edge wear data is collected, is obtained
The edge of the roll wears distribution curve；Distribution curve is worn according to the edge and the strip width direction integrally lubricates
Ability distribution curve is adjusted the Nozzle Parameter, make the strip width direction entirety lubricating ability distribution curve with
The edge abrasion distribution curve tendency is consistent, and the position high to numerical value in edge abrasion distribution curve, which is worn, concentrates
The lubricating ability in region, which increase, increases corresponding lubricating ability distribution curve position also, and vice versa, low for wearing
Separate lubrication ability it is also low with potential drop, by improve lubricating ability reduce roll edge the degree of wear, so as to improve strip
The problems in edge abrasion collection, and then solve not being directed in the prior art and wear concentrated area enhancing lubricating ability, exist
Roll wear is uneven, the technical issues of " cat ear " topographical profiles occurs in strip.Reach by optimizing whole flow, has increased band
Steel edge lubricating ability, the effective steel edge portion that improves wear concentration problem, reduce roll wear degree of irregularity, so as to improve
Strip " cat ear " topographical profiles improve the technical effect of strip contour accuracy.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, those skilled in the art can carry out various modification and variations without departing from this hair to the embodiment of the present invention
The spirit and scope of bright embodiment.In this way, if these modifications and variations of the embodiment of the present invention belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of lateral lubricating ability location mode for improving silicon steel edge profile, which is characterized in that the described method includes:
Strip width direction entirety lubricating ability distribution curve is simulated by Nozzle Parameter, wherein the Nozzle Parameter is at least
It include: nozzle angle, nozzle flow, injector spacing, collector away from roll section distance；
Roll edge wear data is collected, the edge abrasion distribution curve of the roll is obtained；
Distribution curve and the strip width direction entirety lubricating ability distribution curve are worn according to the edge, to the nozzle
Parameter is adjusted, and the strip width direction entirety lubricating ability distribution curve and the edge is made to wear distribution curve tendency
It is consistent.
2. the method as described in claim 1, which is characterized in that described to simulate strip width direction entirety by Nozzle Parameter
Lubricating ability distribution curve, comprising:
Using the Nozzle Parameter as physical input, according to trigonometric function to the Nozzle Parameter according to fixed cutting unit pair
Lubricating ability is analyzed, and single-nozzle transversally cutting flow is obtained；
According to the single-nozzle transversally cutting flow, the cumulative lateral flow of two neighboring nozzle is obtained；
According to the single-nozzle transversally cutting flow, the cumulative lateral flow of the two neighboring nozzle, it is wide to obtain the strip
Spend direction entirety lubricating ability distribution curve.
3. method according to claim 2, which is characterized in that it is described according to trigonometric function to the Nozzle Parameter according to fixation
Cutting unit analyzes lubricating ability, obtains single-nozzle transversally cutting flow, comprising:
According to formulaObtain the single-nozzle transversally cutting flow；
Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is single-nozzle transversally cutting
Flow.
4. method according to claim 2, which is characterized in that the Nozzle Parameter further include: nozzle number, nozzle injection length
Degree, edge nozzle number, adjacent nozzle spacing, edge nozzle angle.
5. method as claimed in claim 4, which is characterized in that it is described according to the single-nozzle transversally cutting flow, it obtains
The cumulative lateral flow of two neighboring nozzle, comprising:
According to the respective single-nozzle transversally cutting flow of the adjacent nozzle spacing and the adjacent nozzle, described in acquisition
The lateral flow overlapping region of adjacent nozzle；
According to the respective single-nozzle transversally cutting flow of the adjacent nozzle, the lateral flow overlapping region is obtained
The cumulative lateral flow of the two neighboring nozzle.
6. method as claimed in claim 5, which is characterized in that the respective single-nozzle according to the adjacent nozzle
Transversally cutting flow obtains the cumulative lateral flow of the two neighboring nozzle of the lateral flow overlapping region, comprising:
According to formula W +=W1+W2, the cumulative lateral flow of the two neighboring nozzle of the lateral flow overlapping region is obtained；
Wherein, W+ is the cumulative lateral flow of two neighboring nozzle, and W1, W2 are that the respective single-nozzle of the adjacent nozzle is horizontal
To cutting flow.
7. the method as described in claim 1, which is characterized in that described to wear distribution curve and the strip according to the edge
Width direction entirety lubricating ability distribution curve, is adjusted the Nozzle Parameter, comprising:
According to formulaIt modifies to the Nozzle Parameter, keeps the modified strip width direction whole
Body lubricating ability distribution curve is consistent with edge abrasion distribution curve tendency；
Wherein, θ is nozzle angle, and D is nozzle away from roll section distance, and P1 is nozzle flow, and W1 is single-nozzle transversally cutting
Flow.
8. the method as described in claim 1, which is characterized in that the nozzle angle is 15-120 °.
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| CN201910094096.5A CN109821902B (en) | 2019-01-30 | 2019-01-30 | Method for improving transverse lubricating capability distribution of edge profile of silicon steel |
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| CN201910094096.5A CN109821902B (en) | 2019-01-30 | 2019-01-30 | Method for improving transverse lubricating capability distribution of edge profile of silicon steel |
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