CN106180201A - Roller method and system joined online by a kind of 20 roller sendzimir mill working rolls - Google Patents
Roller method and system joined online by a kind of 20 roller sendzimir mill working rolls Download PDFInfo
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- CN106180201A CN106180201A CN201510215902.1A CN201510215902A CN106180201A CN 106180201 A CN106180201 A CN 106180201A CN 201510215902 A CN201510215902 A CN 201510215902A CN 106180201 A CN106180201 A CN 106180201A
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Abstract
Roller method and system joined online by a kind of 20 roller sendzimir mill working rolls, belong to control system.It forms working roll data base according to work roll diameter after grinding, by roller system data base's systematic connection of working roll data base Yu milling train, it is achieved data sharing；Calculate the left and right eccentric data of whole roller system of rolling mill and roll line and optimize and revise；Carry out the situation that the interferes inspection between each roll in roller system；Further according to the diameter data of each roll of actual roller system, roll gap, lower roll gap, total roll gap numerical value, and analog information in calculating；According to the actual parameter of each roll in roller system, calculate the upper and lower working roll matched with this group roll and join roller diameter scope, and determine correspondence remaining roll join roller table；Join the result of calculation of roller data according to working roll, formed and dynamically join roller table；The roll joining roller diameter scope and working roll that allows according to the upper and lower working roll dynamically joined given by roller table is numbered, and chooses the working roll of correspondence, performs roller replacing operation.
Description
Technical field
The invention belongs to control field, particularly relate to a kind of join roller control system online for milling train.
Background technology
The 20 roller sendzimir mills (hereinafter referred to as milling train) of applicant place enterprise are that a kind of single chassis is reversible
Formula multiple rollers cold calender.It is characterized in 20 roll superposing types ringwise, is embedded in the integral cast steel with " zero convexity "
In frame, have and deform uniform, heavy reduction and the advantage of high-speed and continuous rolling.
20 wherein said rollers, including 2 working rolls, 4 first intermediate rolls, 6 the second intermediate calender rolls and 8
Totally 20 rolls such as backing roll, form complete a set of roller system, and its concrete structure is as shown in Figure 1.
In FIG, the rod being numbered S, T is 1#, 2# working roll (the most upper and lower working roll), its
Nominal roller footpath: 63.5mm, pony roll footpath: 58mm, maximum roller footpath: 73.5mm；It is numbered O, P, Q, R
Rod be 1# to 4# first intermediate roll, nominal roller footpath: 102mm, pony roll footpath: 96mm, maximum roller footpath:
105mm；The rod being numbered I, J, K, L, M, N is 1# to 6# the second intermediate calender rolls, nominal roller footpath: 173mm,
Pony roll footpath: 170mm, maximum roller footpath: 176mm；It is numbered the rod of A, B, C, D, E, F, G, H
Son is 1# to 8# backing roll, nominal roller footpath: 300.02mm.
Milling train is in Rolling Production, according to steel strip surface prescription, or roller surface quality situation, need to carry out
Roll change.In above-mentioned roller system, two working rolls directly contact with steel strip surface, are affect steel strip surface quality the most main
Want factor, the operation of rolling of each coil band is intended to change the most in pairs working roll, thus the roll change of working roll is frequently
Rate is the highest, and the reserve level (i.e. spare part quantity) of working roll is the most most.
For the working roll under being changed, need to carry out grinding again, qualified after reuse.
Owing to above-mentioned working roll is 2 paired uses, its diameter tolerance zone is wider, and therefore 2 working rolls are straight
The size matching precision in footpath has important shadow for the stability of rolling Strip Shape Control, the fluctuation of roll-force and roll line
Ring, also need other roll with roller system preferably to merge.Therefore, each roller replacing operation, will be by certain side
2 paired working rolls are mated by method, join roller system as used.
Working roll for multi-roll mills such as 20 roller Sendzimirs joins roller, domestic cold rolling mill, and some is to use state
The off-line that outer manufacturer provides joins roller program, can calculate working roll according to the comprehensive condition of roller system and join roller information and carry out
Join roller, but to join roller program extremely complex for this off-line, expensive, and according to the requirement of foreign vendor, it is concrete
Method and steps holds in close confidence；Some cold rolling mill is that the off-line static state using manufacturer to provide joins roller table, according to joining roller table
Data carry out joining roller, this mode realizes relatively simple, and price has superiority, but is only capable of ensureing 2 working rolls
Between the static data coupling of the data such as diameter dimension and eccentric distance, and can not take into account and roller system other roll
Mate and observe interference situation each other.
20 roller sendzimir mills of applicant enterprise are originally the side using aforementioned latter off-line static state to join roller table
Formula is operated roller and joins roller.As it was previously stated, which is only the coupling of a kind of static state, it is impossible to reflect roller system parameter
Real-time change.After join roller table execution roller replacing operation according to above-mentioned off-line static state, two grades of rolls control computers
Program can calculate the data such as the left and right bias of roller system, roll line automatically, after being handed down to one-level field control computer
Start rolling.In actual Rolling Production, can cause roll line skew, roll gap opening and thickness of strips is misfitted,
After rolling, the abnormal conditions such as steel belt plate shape warpage occur, and carry out the operations such as roll change is repeated several times, and have impact on product matter
Amount, reduces production efficiency, there is the biggest drawback.Roller program is joined as quoted former off-line, expensive, also
It is not appropriate for.
How can comprehensively, consider first intermediate roll in roller system, the second intermediate calender rolls, backing roll actual straight
The actual parameter change impacts such as footpath data, the left and right bias data of whole roller system of rolling mill, roll line, roll gap, calculate
Go out applicable work roll diameter scope, form dynamic duty roller and join roller table, meet high-quality, high efficiency working roll
Roll change job requirements, for being effectively improved quality and the efficiency of work roll changing, promotes that rolling quality is stable, and greatly
Amplitude reduction use cost, has highly important realistic meaning.
Summary of the invention
The technical problem to be solved is to provide a kind of 20 roller sendzimir mill working rolls and joins roller side online
Method and system, the Database Systems of working roll data base with milling train link by it, consider in roller system each first
The actual parameter change impacts such as intermediate calender rolls, the second intermediate calender rolls, backing roll, left and right bias, roll line, roll gap, meter
Calculate applicable work roll diameter scope, form dynamic duty roller and join roller table, in on-the-spot actual production process.
It can take into account first intermediate roll in roller system, the second intermediate calender rolls, backing roll and drafts, left and right bias, roll line,
The combined influence of the actual parameter changes such as roll gap, interferes situation between reflection roller system directly perceived, and has under unusual condition
Warning function, can meet high-quality, high efficiency work roll changing job requirements, can be effectively improved work roll changing
Quality and efficiency, promote that rolling quality is stable, and use cost be greatly lowered.
The technical scheme is that roller method joined online by a kind of 20 roller sendzimir mill working rolls, its feature
The roller method of joining online being described comprises the following steps:
A, the diameter of working roll after each grinding is noted down, collected, form working roll data base；
B, by roller system data base's systematic connection of working roll data base Yu milling train, it is achieved data sharing；
C, according to the data in working roll data base and roller system of rolling mill data base, the simulation setting up this roller system of rolling mill shows
Show；
D, according to work roll diameter actual in working roll data base, calculate whole roller system of rolling mill left and right partially
Calculation according to this and roll line, and uses analog information to export result of calculation；
E, the actual installation size wanting summation device according to production technology, to the left and right eccentric data of roller system with
And roll line is optimized adjustment；
F, basis optimize and revise the data of each roller diameter in back roller system, carry out mutually doing between each roll in roller system
Relate to situation inspection；
If the center of circle distance in G roller system of rolling mill between any two roll is more than the diameter sum of these two rolls, then
Illustrate that abnormal conditions occur, the output of this unusual condition is reported to the police or adjusts information, and by portion residing for abnormal conditions
Position is simulated display output；
H, further according to the diameter data of actual each roll of roller system, roll gap, lower roll gap, total roller in calculating
Seam numerical value, and analog information；
I, according to a certain group of first intermediate roll, the second intermediate calender rolls, the actual parameter of backing roll in roller system, calculate
Roller diameter scope joined by the upper and lower working roll matched with this group roll, and determine the first intermediate roll of correspondence, second
Intermediate calender rolls, backing roll join roller table；
J, join the result of calculation of roller data according to working roll, formed and dynamically join roller table；
K, according to the described upper and lower working roll dynamically joined given by roller table allow join roller diameter scope and working roll
Roll numbering, choose correspondence working roll, perform roller replacing operation.
Roller method joined online by its described working roll, it is considered to each first intermediate roll, the second intermediate calender rolls in described roller system
And the optimal match condition of diameter data between backing roll, and the left and right bias data of described roller system, roll line,
The actual parameter change impact of roll gap, calculates applicable work roll diameter scope, forms dynamic duty roller and join roller table,
Interference situation between each roll part circumference between reflection roller system directly perceived, reports to the police to unusual condition, with meet high-quality,
High efficiency work roll changing job requirements；Quality and the efficiency of work roll changing can be effectively improved, promote rolling matter
Amount is stable, and use cost is greatly lowered.
Concrete, described roller replacing operation comprises the following steps:
Choose applicable support roller；
Choose applicable first intermediate roll；
Choose the second applicable intermediate calender rolls；
Diameter according to the second intermediate calender rolls and the diameter of first intermediate roll, obtain the permission diameter range of working roll；
According to the work roll diameter scope allowed, from described dynamically joining, roller table is chosen satisfactory working roll,
And provide the roller numbering of its correspondence；
The upper and lower working roll of correspondence is determined according to roller numbering；
Dynamically join roller process to complete.
Concrete, described working roll data base with the numbered recognition marks of each working roll, and with each
The corresponding coupling of diameter data of the working roll after grinding.
Further, in the roller system Database Systems of described milling train, deposit each first centre in whole roller system
Roller, the second intermediate calender rolls and the diameter of backing roll, the center of circle or axle center coordinate data, and obtain accordingly whole roller system a left side,
Right avertence calculation is according to this and roll line, the actual parameter of roll gap.
Further, its described optimizing and revising includes supporting roller, first intermediate roll, the second intermediate calender rolls according to each
And the permission diameter range of working roll, by the radial dimension of superposition of each roll, and then obtain in one group of employing
State left and right eccentric data and the roll line data of the roller system that each roll is constituted, by its requirement with production technology and
The actual installation size of equipment is compared, if meeting the requirements, then meets and selects roller requirement, if undesirable, then
Again choose one group and support roller, first intermediate roll, the second intermediate calender rolls and working roll, again obtain one group and use weight
The left and right eccentric data of the roller system that each roll newly chosen is constituted and roll line data, again by itself and production work
The actual installation size wanting summation device of skill is compared, until meeting the requirement of production technology or realizing described roller
Till each first intermediate roll in system, diameter data between the second intermediate calender rolls and backing roll are most preferably mated.
Further, its described analog information, according in the actual installation size of equipment, roller system of rolling mill data base
The central coordinate of circle position of each roll, the diameter of each roll and working roll data base intend the upper and lower work selected
Make the diameter of roller, calculate the outer surface circular data of each roll, centered by the center of circle of each roll, display
Go out the roll outer surface circumference profile line of each roll, and according to the roll outer surface circumference profile line of each roll be
No intersect or outside the roll of each roll, whether spacing between circumference profile line meets production technology and equipments fortune
The requirement of row, judges whether have unusual condition between each roll.
Technical scheme additionally provides and a kind of uses what above-mentioned working roll joined roller method online to join roller system online
System, controls computer and one-level field control computer including two grades of rolls, it is characterized in that:
Control computer arranges a working roll data base, described working roll data base at two grades of described rolls
The diameter of working roll after each grinding is noted down, and collects correction data storehouse form；
The roller system Database Systems that a milling train is set are had in described one-level field control computer；
Between described working roll data base and roller system of rolling mill Database Systems, link is set, it is achieved each roll is straight
The shared relationship of footpath data；
Two grades of described rolls control computer according to each roll in working roll data base and roller system of rolling mill data base
The data of diameter, set up or export position or the corresponding analog information of circumference between each roll of this roller system of rolling mill；
Two grades of described rolls control computers, according to work roll diameter actual in working roll data base, calculate whole
The left and right eccentric data of individual roller system of rolling mill and roll line, and use analog information to export result of calculation；
Two grades of described rolls control the computer actual installation size wanting summation device according to production technology, to roller
The left and right eccentric data of system and roll line are optimized adjustment；
Two grades of described rolls control computers, according to optimizing and revising the data of each roller diameter in back roller system, carry out roller
The situation that interferes inspection between each roll in system, and unusual condition output is reported to the police or adjusts information, and will
Position residing for abnormal conditions is simulated display output；
Two grades of described rolls control computer further according to the diameter data of actual each roll of roller system, calculate
Upper roll gap, lower roll gap, total roll gap numerical value, and analog information；
Two grades of described rolls control computer according to a certain group of first intermediate roll, the second intermediate calender rolls, supporting in roller system
The actual parameter of roller, calculates the upper and lower working roll for matching with this group roll and joins roller diameter scope, and determine
Corresponding first intermediate roll, the second intermediate calender rolls, backing roll join roller table；
Two grades of described rolls control computer and join the result of calculation of roller data according to working roll, generate and dynamically join roller
Table；
According to the described upper and lower working roll dynamically joined given by roller table allow join rolling of roller diameter scope and working roll
Roller is numbered, and chooses the working roll of correspondence, performs roller replacing operation；
Described two grades of rolls control computers calculate use the left and right of milling train whole roller system after this group roll eccentric,
The related datas such as roll line, are handed down to one-level field control computer, and one-level field control computer is according to above-mentioned number
Produce according to starting rolling mill practice.
Concrete, described roller replacing operation comprises the following steps:
Choose one group and support roller；
Choose one group of first intermediate roll；
Choose one group of second intermediate calender rolls；
Diameter according to described second intermediate calender rolls and the diameter of first intermediate roll, obtain the permission diameter of one group of working roll
Scope；
According to the diameter range of this group working roll, from described dynamically joining, roller table is chosen satisfactory working roll,
And provide the roller numbering of its correspondence；
The upper and lower working roll of correspondence is determined, to realize dynamically joining roller process according to roller numbering.
Concrete, in described roller system Database Systems, deposited each first intermediate roll in whole roller system, the
The left and right eccentric data of two intermediate calender rolls and backing roll and roll line, the actual parameter of roll gap.
Compared with the prior art, the invention have the advantage that
1. use 20 roller sendzimir mill working rolls of the technical program to join roller system online, can better adapt to
The comprehensive change of roller system parameter and impact, meet working roll and join roller demand, meet high-quality, high efficiency work
Roller roll change job requirements, can be effectively improved quality and the efficiency of work roll changing, promotes that rolling quality is stable；With existing
Some off-lines join roller program or mode compares, and use cost can be greatly lowered；
2. the Database Systems of working roll data base with milling train are linked by the technical program, consider in roller system each
The actual parameter change impacts such as first intermediate roll, the second intermediate calender rolls, backing roll, left and right bias, roll line, roll gap,
Calculate applicable work roll diameter scope, form dynamic duty roller and join roller table, for on-the-spot actual production process makes
With, can take into account first intermediate roll in roller system, the second intermediate calender rolls, backing roll and drafts, left and right bias, roll line,
The combined influence of the actual parameter changes such as roll gap, interferes situation between reflection roller system directly perceived, and has under unusual condition
Warning function；
3. the application process of the technical program is simple, convenient to carry out and controls, and possesses good operability.
Accompanying drawing explanation
Fig. 1 is the structural representation of a set of 20 roller systems of milling train；
Fig. 2 is the analog information schematic diagram of the present invention 20 rolling mill roll system；
Fig. 3 is the left and right bias of roller system of the present invention, roll line result of calculation output schematic diagram；
Fig. 4 is the unusual condition warning schematic diagram interfering situation between each roll of the present invention；
Fig. 5 is that the present invention calculates upper roll gap, lower roll gap, total roll gap numerical value according to actual roller system roller diameter data
Analog information schematic diagram；
Fig. 6 is that roller scope of data output schematic diagram joined by working roll of the present invention；
Fig. 7 is that the present invention joins roller and represents intention.
In figure, S, T are 1#, 2# working roll, and O, P, Q, R are 1# to 4# first intermediate roll, I, J, K, L,
M, N are 1# to 6# the second intermediate calender rolls, and A, B, C, D, E, F, G, H are 1# to 8# backing roll.
Detailed description of the invention
The present invention will be further described with embodiment below in conjunction with the accompanying drawings.
Technical scheme provides a kind of 20 roller sendzimir mill working rolls and joins roller method online, its
Bright point is that described roller method of joining online comprises the following steps:
A, the diameter of working roll after each grinding is noted down, collected, form working roll data base；
B, by roller system data base's systematic connection of working roll data base Yu milling train, it is achieved data sharing；
C, according to the data in working roll data base and roller system of rolling mill data base, the simulation setting up this roller system of rolling mill shows
Show；
D, according to work roll diameter actual in working roll data base, calculate whole roller system of rolling mill left and right partially
Calculation according to this and roll line, and uses analog information to export result of calculation；
E, the actual installation size wanting summation device according to production technology, to the left and right eccentric data of roller system with
And roll line is optimized adjustment；
F, basis optimize and revise the data of each roller diameter in back roller system, carry out mutually doing between each roll in roller system
Relate to situation inspection；
If the center of circle distance in G roller system of rolling mill between any two roll is more than the diameter sum of these two rolls, then
Illustrate that abnormal conditions occur, the output of this unusual condition is reported to the police or adjusts information, and by portion residing for abnormal conditions
Position is simulated display output；
H, further according to the diameter data of actual each roll of roller system, roll gap, lower roll gap, total roller in calculating
Seam numerical value, and analog information；
I, according to a certain group of first intermediate roll, the second intermediate calender rolls, the actual parameter of backing roll in roller system, calculate with
Roller diameter scope joined by the upper and lower working roll that this group roll matches, and determines the first intermediate roll of correspondence, in second
Between roller, backing roll join roller table；
J, join the result of calculation of roller data according to working roll, formed and dynamically join roller table；
K, according to the described upper and lower working roll dynamically joined given by roller table allow join roller diameter scope and working roll
Roll numbering, choose correspondence working roll, perform roller replacing operation.
Roller method joined online by working roll described in the technical program, it is considered to each first intermediate roll in described roller system,
The optimal match condition of diameter data between two intermediate calender rolls and backing roll, and the left and right bias data of described roller system,
Roll line, the actual parameter change impact of roll gap, calculate applicable work roll diameter scope, form dynamic duty
Roller joins roller table, intuitively reflects the interference situation between each roll part circumference between roller system, reports to the police unusual condition, with
Meet high-quality, high efficiency work roll changing job requirements；Quality and the efficiency of work roll changing can be effectively improved,
Promote that rolling quality is stable, and the use cost of working roll and the integrated operation cost of milling train can be greatly lowered.
Embodiment: roller method joined online by 20 roller sendzimir mill working rolls:
1, set up working roll data base: the diameter after each working roll grinding is noted down, collected, form number
According to storehouse.
2, the Database Systems of working roll data base with milling train being linked, its described link refers to two data bases
In data sharing, by realizing data sharing, first intermediate roll in roller system, the second intermediate calender rolls, supporting can be taken into account
The combined influence of the actual parameter changes such as roller, left and right bias, roll line, roll gap, is the core realizing joining online roller.
3, set up the analog information of 20 rolling mill roll systems as in figure 2 it is shown, its according to the home position of each roll and
Diameter, obtains the outer surface circumference profile line of each roll, by the center of circle and the outer surface circumference profile of each roll
Line, represents the mutual alignment relation between each roll；Wherein the diameter data of working roll is from described working roll
Data base obtains, remainder data, the central coordinate of circle of such as each roll, remaining roll in addition to work roll
The data such as diameter can obtain from the Database Systems of milling train.
4, according to the real work roller diameter data being selected in working roll data base and from the data base set of milling train
The related data (the such as center of circle, diameter etc.) of remaining roll obtained in system, the left and right calculating whole roller system is inclined
The data such as the heart, roll line, through optimizing and revising, and export result of calculation, shown in display Fig. 3.
Optimizing and revising described in this step, including according to each support roller, first intermediate roll, the second intermediate calender rolls with
And the permission diameter range of working roll, by the radial dimension of superposition of each roll, and then it is above-mentioned to obtain one group of employing
The left and right eccentric data of the roller system that each roll is constituted and roll line data, by its requirement with production technology with set
Standby actual installation size is compared, if meeting the requirements, then meets and selects roller requirement, if undesirable, then weigh
Newly choose one group and support roller, first intermediate roll, the second intermediate calender rolls and working roll, again obtain one group and use again
The left and right eccentric data of the roller system that each roll chosen is constituted and roll line data, again by itself and production technology
The actual installation size wanting summation device compare, until meeting the requirement of production technology or realizing described roller system
In till each first intermediate roll, diameter data between the second intermediate calender rolls and backing roll most preferably mate.
5, roll line eccentric according to the left and right of roller system optimize and revise situation, carry out the phase between each roll in roller system
Interfering situation mutually, and report to the police unusual condition, prompting adjusts.And export analog information as shown in Figure 4.
This step central roll system interferes detection between each roll, refers to the actual installation size according to equipment, roll
Machine roller system data base intends in the central coordinate of circle position of each roll, the diameter of each roll and working roll data base
The diameter of the upper and lower working roll selected, calculates the outer surface circumference profile line of each roll, with each roll
Centered by the center of circle, demonstrate the roll outer surface circumference profile line of each roll, and according to the roll circle of each roll
Week contour line whether intersect or spacing between the roll circumference contour line of each roll whether meet production technology and
The requirement that equipment runs, judges whether have unusual condition between each roll.
6, upper roll gap, lower roll gap, total roll gap numerical value are calculated according to actual roller system roller diameter data further,
And use images outputting form to be simulated display as shown in Figure 5.
7, according to first intermediate roll, the second intermediate calender rolls, the actual parameter of backing roll in whole roller system, calculate up and down
Working roll is joined roller diameter and determines and join roller table.
Wherein, working roll joins the calculating of roller data as shown in Figure 6.
Generated joins roller list structure as shown in Figure 7.
Owing to the technical program being according to each first intermediate roll, the second intermediate calender rolls, supporting in whole roller system of rolling mill
The actual parameter of roller, calculates upper and lower working roll and joins roller diameter and determine and join roller table, so, for different groups
First intermediate roll, the second intermediate calender rolls or backing roll, roller diameter and join roller table joined by its upper and lower working roll obtained
Not being unalterable, it can obtain different choosing result according to the real data of each roll of difference group, its
Joining roller table is dynamically changeable, adjustable, distinguishes to join roller table with static state of the prior art, therefore claims this technology
Roller table of joining obtained in scheme is dynamically to join roller table.
8, choose working roll according to joining roller table, perform roller replacing operation.
1), confirm that the requirement of roller table joined by working roll:
2), implementation roller joins roller operation
2.1, choose one group be suitable for support roller:
" being suitable for " word in the technical program, refers to meet the actual installation position of each roll in milling equipment
And size, meet the requirement that production technology and equipment run well, as long as meet above-mentioned condition respectively organizes roll,
All it is considered as " being suitable for ", candidate's scope can be put into.
2.2, one group of first intermediate roll being suitable for is chosen.
2.3, choose one group be suitable for the second intermediate calender rolls:
2.4, finally according to the second intermediate calender rolls diameter and first intermediate roll diameter, obtain work roll diameter scope, join roller
Complete.
In above-mentioned steps, due to upper and lower work roll diameter scope it is known that then can choose from working roll data base
The upper and lower working roll meeting work roll diameter scope carries out candidate and examination coupling, and according to outside the roll of each roll
Whether surface perimeter contour line intersects or whether spacing between the roll outer surface circumference profile line of each roll accords with
Close the requirement that production technology and equipments runs, judge whether have unusual condition between each roll.
Roller method joined online by working roll described in technical solution of the present invention, it is considered to each first centre in described roller system
Roller, the optimal match condition of diameter data between the second intermediate calender rolls and backing roll, and the left and right of described roller system is eccentric
Data, roll line, the actual parameter change impact of roll gap, calculate applicable work roll diameter scope, formed dynamic
Roller table joined by state working roll, intuitively reflects the interference situation between each roll part circumference between roller system, reports unusual condition
Alert, to meet high-quality, high efficiency work roll changing job requirements；The quality of work roll changing can be effectively improved
And efficiency, promote that rolling quality is stable, and the use cost of working roll and the integrated operation of milling train can be greatly lowered
Cost.
The equipment that the method can be widely used in 20 roller sendzimir mills runs and maintenance field.
Claims (10)
1. a roller method joined online by 20 roller sendzimir mill working rolls, it is characterized in that described joining roller side online
Method comprises the following steps:
A, the diameter of working roll after each grinding is noted down, collected, form working roll data base；
B, by roller system data base's systematic connection of working roll data base Yu milling train, it is achieved data sharing；
C, according to the data in working roll data base and roller system of rolling mill data base, set up the mould of this roller system of rolling mill
Intend display；
D, according to work roll diameter actual in working roll data base, calculate the left and right of whole roller system of rolling mill
Eccentric data and roll line, and use analog information to export result of calculation；
E, the actual installation size wanting summation device according to production technology, the left and right eccentric data to roller system
And roll line is optimized adjustment；
F, according to optimizing and revising the data of each roller diameter in back roller system, carry out in roller system between each roll is mutual
Interference situation checks；
If the center of circle distance in G roller system of rolling mill between any two roll is more than the diameter sum of these two rolls,
Then there are abnormal conditions in explanation, reports to the police the output of this unusual condition or adjusts information, and by residing for abnormal conditions
Position is simulated display output；
H, further according to the diameter data of actual each roll of roller system, roll gap in calculatings, lower roll gap, always
Roll gap numerical value, and analog information；
I, according to a certain group of first intermediate roll, the second intermediate calender rolls, the actual parameter of backing roll in roller system, calculate
Roller diameter scope joined by the upper and lower working roll matched with this group roll, and determine the first intermediate roll of correspondence, second
Intermediate calender rolls, backing roll join roller table；
J, join the result of calculation of roller data according to working roll, formed and dynamically join roller table；
K, according to the described upper and lower working roll dynamically joined given by roller table allow join roller diameter scope and work
Make the roll numbering of roller, choose the working roll of correspondence, perform roller replacing operation.
2. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
Roller method joined online by described working roll, it is considered to each first intermediate roll, the second intermediate calender rolls and supporting in described roller system
The optimal match condition of diameter data between roller, and the left and right bias data of described roller system, roll line, roll gap
Actual parameter change impact, calculates applicable work roll diameter scope, forms dynamic duty roller and joins roller table, intuitively
Reflect the interference situation between each roll part circumference between roller system, unusual condition is reported to the police, to meet high-quality, height
The work roll changing job requirements of efficiency；Quality and the efficiency of work roll changing can be effectively improved, promote rolling quality
Stable, and use cost is greatly lowered.
3. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
Described roller replacing operation comprises the following steps:
Choose applicable support roller；
Choose applicable first intermediate roll；
Choose the second applicable intermediate calender rolls；
Diameter according to the second intermediate calender rolls and the diameter of first intermediate roll, obtain the permission diameter range of working roll；
According to the work roll diameter scope allowed, from described dynamically joining, roller table is chosen satisfactory work
Roller, and provide the roller numbering of its correspondence；
The upper and lower working roll of correspondence is determined according to roller numbering；
Dynamically join roller process to complete.
4. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
Described working roll data base with the numbered recognition marks of each working roll, and with each grinding after work
The corresponding coupling of diameter data of roller.
5. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
In the roller system Database Systems of described milling train, each first intermediate roll, the second intermediate calender rolls in whole roller system are deposited
And the diameter of backing roll, the center of circle or axle center coordinate data, and obtain accordingly the left and right eccentric data of whole roller system with
And the actual parameter of roll line, roll gap.
6. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
Described optimizing and revising includes supporting permitting of roller, first intermediate roll, the second intermediate calender rolls and working roll according to each
Permitted diameter range, by the radial dimension of superposition of each roll, and then obtained what one group of above-mentioned each roll of employing was constituted
The left and right eccentric data of roller system and roll line data, by itself and the actual installation wanting summation device of production technology
Size is compared, if meeting the requirements, then meets and selects roller requirement, if undesirable, the most again choose one group and prop up
Support roller, first intermediate roll, the second intermediate calender rolls and working roll, again obtain one group and use that again chooses respectively to roll
The left and right eccentric data of the roller system that roller is constituted and roll line data, again by its requirement with production technology with set
Standby actual installation size is compared, until meet the requirement of production technology or realize in described roller system each first
Till intermediate calender rolls, diameter data between the second intermediate calender rolls and backing roll are most preferably mated.
7. join roller method online according to 20 roller sendzimir mill working rolls described in claim 1, it is characterized in that
Described analog information, according to the center of circle of each roll in the actual installation size of equipment, roller system of rolling mill data base
Coordinate position, the diameter of each roll and working roll data base intend the diameter of the upper and lower working roll selected, meter
Calculate the outer surface circular data of each roll, centered by the center of circle of each roll, demonstrate rolling of each roll
Roller outer surface circumference profile line, and whether intersect according to the roll outer surface circumference profile line of each roll or each rolls
Outside the roll of roller, whether the spacing between circumference profile line meets the requirement that production technology and equipments runs, and judges
Whether unusual condition is had between each roll.
8. one kind uses 20 roller sendzimir mill working rolls described in claim 1 to join joining online of roller method online
Roller system, controls computer and one-level field control computer including two grades of rolls, it is characterized in that:
Control computer arranges a working roll data base, described working roll data base at two grades of described rolls
The diameter of working roll after each grinding is noted down, and collects correction data storehouse form；
The roller system Database Systems that a milling train is set are had in described one-level field control computer；
Between described working roll data base and roller system of rolling mill Database Systems, link is set, it is achieved each roll is straight
The shared relationship of footpath data；
Two grades of described rolls control computer according to each roll in working roll data base and roller system of rolling mill data base
The data of diameter, set up or export the corresponding simulation of position or circumference between each roll of this roller system of rolling mill aobvious
Show；
Two grades of described rolls control computers, according to work roll diameter actual in working roll data base, calculate whole
The left and right eccentric data of individual roller system of rolling mill and roll line, and use analog information to export result of calculation；
Two grades of described rolls control the computer actual installation size wanting summation device according to production technology, to roller
The left and right eccentric data of system and roll line are optimized adjustment；
Two grades of described rolls control computers, according to optimizing and revising the data of each roller diameter in back roller system, carry out roller
The situation that interferes inspection between each roll in system, and unusual condition output is reported to the police or adjusts information, and will
Position residing for abnormal conditions is simulated display output；
Two grades of described rolls control computer further according to the diameter data of actual each roll of roller system, calculate
Upper roll gap, lower roll gap, total roll gap numerical value, and analog information；
Two grades of described rolls control computer according to a certain group of first intermediate roll, the second intermediate calender rolls, supporting in roller system
The actual parameter of roller, calculates the upper and lower working roll for matching with this group roll and joins roller diameter scope, and determine
Corresponding first intermediate roll, the second intermediate calender rolls, backing roll join roller table；
Two grades of described rolls control computer and join the result of calculation of roller data according to working roll, generate and dynamically join roller
Table；
According to the described upper and lower working roll dynamically joined given by roller table allow join roller diameter scope and working roll
Roll is numbered, and chooses the working roll of correspondence, performs roller replacing operation；
Described two grades of rolls control computers calculate use the left and right of milling train whole roller system after this group roll eccentric,
The related datas such as roll line, are handed down to one-level field control computer, and one-level field control computer is according to above-mentioned number
Produce according to starting rolling mill practice.
9. join roller system online according to 20 roller sendzimir mill working rolls described in claim 8, it is characterized in that
Described roller replacing operation comprises the following steps:
Choose one group and support roller；
Choose one group of first intermediate roll；
Choose one group of second intermediate calender rolls；
Diameter according to described second intermediate calender rolls and the diameter of first intermediate roll, the permission obtaining one group of working roll is straight
Footpath scope；
According to the diameter range of this group working roll, from described dynamically joining, roller table is chosen satisfactory work
Roller, and provide the roller numbering of its correspondence；
Roller numbering according to working roll, determines the upper and lower working roll of correspondence, to realize dynamically joining roller process.
10. join roller system online according to 20 roller sendzimir mill working rolls described in claim 8, it is characterized in that
In the roller system Database Systems of described milling train, each first intermediate roll, the second intermediate calender rolls in whole roller system are deposited
And the diameter of backing roll, the center of circle or axle center coordinate data, and obtain accordingly the left and right eccentric data of whole roller system with
And the actual parameter of roll line, roll gap.
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| CN201510215902.1A CN106180201B (en) | 2015-04-30 | 2015-04-30 | A kind of 20 roller sendzimir mill working rolls match somebody with somebody roller method and system online |
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| CN112317538A (en) * | 2020-09-21 | 2021-02-05 | 山西太钢不锈钢股份有限公司 | Stainless steel rolling control method of twenty-roller reversible cold rolling mill |
| CN112380634A (en) * | 2019-07-29 | 2021-02-19 | 上海梅山钢铁股份有限公司 | Method for improving effective working layer of finish rolling working roll suitable for hot-rolled old rolling mill |
| CN113083907A (en) * | 2021-03-29 | 2021-07-09 | 广西北港不锈钢有限公司 | Method for calculating eccentric rolling line of stainless steel plate |
| CN114210732A (en) * | 2022-02-21 | 2022-03-22 | 山西太钢不锈钢精密带钢有限公司 | Precision control method for ultra-flat ultra-thin precise strip steel roller system of backlight plate |
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| CN112380634B (en) * | 2019-07-29 | 2024-03-01 | 上海梅山钢铁股份有限公司 | Method for improving effective working layer of finish rolling working roll suitable for hot rolling old rolling mill |
| CN112317538A (en) * | 2020-09-21 | 2021-02-05 | 山西太钢不锈钢股份有限公司 | Stainless steel rolling control method of twenty-roller reversible cold rolling mill |
| CN113083907A (en) * | 2021-03-29 | 2021-07-09 | 广西北港不锈钢有限公司 | Method for calculating eccentric rolling line of stainless steel plate |
| CN114210732A (en) * | 2022-02-21 | 2022-03-22 | 山西太钢不锈钢精密带钢有限公司 | Precision control method for ultra-flat ultra-thin precise strip steel roller system of backlight plate |
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