CN108428039B - Hot-continuous-rolling strip steel sampling method - Google Patents
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- CN108428039B CN108428039B CN201810071213.1A CN201810071213A CN108428039B CN 108428039 B CN108428039 B CN 108428039B CN 201810071213 A CN201810071213 A CN 201810071213A CN 108428039 B CN108428039 B CN 108428039B
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Abstract
The present invention provides a kind of hot-continuous-rolling strip steel sampling methods, comprising: step A: the generation of coil of strip identity information: computer is made rolling scaduled before the rolling, encodes in advance to each coil of strip to be rolled out；Step B: the screening of coil of strip identity information: rolling when, according to the coding, computer by same metallurgic index code information, with the coil of strip of heat (batch) number information and stack pile information, be generated as same examination lot number；Step C: the determination of sampling coil of strip identity information: computer, which generates the wherein a roll of coil of strip in same examination lot number, to be sampled label and the coding notice of the coil of strip with the sampling label is sampled process；Step D: it is sampled according to the coil of strip with the sampling label.The present invention makes the reduction of sampleman working strength, improves product lumber recovery, accelerates rhythm of production.
Description
Technical field
The present invention relates to field of metallurgy, and in particular to the detection of hot-strip mechanical property, especially a kind of hot continuous rolling band
Steel sampling method.
Background technique
It is primary to receive or reject a batch using the test carried out on sampling product as foundation when hot-continuous-rolling strip steel is delivered goods
Product, this collection of product are known as test unit.In " GB/T 17505-1998G steel and steel product delivery general specification "
8.3.2 it provides, usual test unit is made of following: a) same smelting heat (batch) number；B) same retort number；C) same condition of heat treatment
Or heat treatment batch；D) same shape；E) same thickness.The size of test unit determines sampling frequency.
The design of hot-rolled product original sampling frequency: same to contract number, same heat (batch) number is inside the plan continuous, batches sample or by fixed weight to 1
Amount batches sample to 1, wherein contract number be a certain client it is primary order goods in same standard, the same to trade mark, same specification order demand exist
The unique number formed in production system.Production system generates examination lot number further according to sampling frequency design experiment unit.With SPA-
For H (container plate), sampling frequency: same to contract number, same heat (batch) number is rolling scaduled interior continuous, batches sample to 1, i.e., only when
SPA-H is same contract number, and same heat (batch) number, and in rolling scaduled interior continuous arrangement can just be determined as a test unit, raw
At an examination lot number.The inside the plan continuous coil of strip for generating same examination lot number that meets is in an inside the plan arranged adjacent, if intermediate
It is inserted into any other coil of strip, then cannot be known as inside the plan continuous.Production scene and inspection center are respectively under this examination lot number
Sampling coil of strip is sampled and subsequent survey.
In actual production, converter procedure because field condition can not strict guarantee with furnace send steel, hot-rolled process lacks nothing because of warehouse compartment
Method strict guarantee is with furnace stacking, and since the continuous scheduled production of same furnace needs high-volume collapse of setting, production division can only be by practical stack position successively
Layout plan causes to occur with rolling scaduled with contract number difference heat, the same heat of different contract numbers, different contract number difference furnaces
Secondary scheduled production situation, is designed according to former sampling frequency, and three cases above will all generate different examination lot numbers, cause sampling amount big
Width increases.By taking SPA-H (container plate) as an example, average 1.5 batch 1 sample, and every volume 1 of limiting case is both needed to sample, and greatly increase
The working strength for having added field sampling work reduces product lumber recovery, slows rhythm of production.
In conclusion following problems exist in the prior art: hot-continuous-rolling strip steel sampling method increases field sampling work
Working strength reduces product lumber recovery, slows rhythm of production.
Summary of the invention
The present invention provides a kind of hot-continuous-rolling strip steel sampling method, and increasing scene to solve hot-continuous-rolling strip steel sampling method takes
The problem of working strength of sample work reduces product lumber recovery, slows rhythm of production.
For this purpose, the present invention proposes a kind of hot-continuous-rolling strip steel sampling method, comprising:
Step A: the generation of coil of strip identity information:
Computer is made rolling scaduled before the rolling, encodes in advance to each coil of strip to be rolled out, each coil of strip
On coding and rolling scaduled information include at least: contract number information, the metallurgic index code information being applicable in, heat (batch) number information and finished product
Thickness, width specifications information；
Step B: the screening of coil of strip identity information:
In rolling, according to the coding, computer by same metallurgic index code information, with heat (batch) number information and stack pile information
Coil of strip is generated as same examination lot number；
Step C: the determination of sampling coil of strip identity information:
Computer generates sampling label to the wherein a roll of coil of strip in same examination lot number and will be with the sampling label
The coding notice sampling process of coil of strip；
Step D: it is sampled according to the coil of strip with the sampling label.
Further, during the rolling process, the coil of strip in same examination lot number is rolling scaduled interior discontinuous rolling.
Further, the hot-continuous-rolling strip steel sampling method specifically:
Determine the metallurgic index code for wanting rolled plate；
It is required according to product standard, the sampling frequency of the metallurgic index code is designed as same metallurgic index code information, same to heat (batch) number
Information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
The contract number under the metallurgic index code is affiliated in typing, then sampling frequency based on contract number is same metallurgic index code
Information, with heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
When computer layout is rolling scaduled, every coil is wrapping with and is leaned against in the contract number, then the sampling frequency of every coil volume
Whether rate is same metallurgic index code information, with heat (batch) number information and stack pile information, do not consider inside the plan continuous, is batched to 1 coil
Sample；
After rolling scaduled layout, the letter such as the trade mark, heat (batch) number, specification and sampling frequency that computer is rolled up according to inside the plan every coil
Breath, Automatic sieve selects the coil of strip for producing same examination lot number, and shows the same examination lot number of generation, to the coil of strip of same examination lot number
The first volume generate sampling label；
It is sampled and detects according to examination lot number and sampling label.
Further, the hot-continuous-rolling strip steel sampling method further include: computer looks into conjunction according to the coding of coil of strip is counter upwards
Jack per line and metallurgic index code, then the performance clearance standard in metallurgic index code is compared with examination lot number testing result, realize detection
As a result automatic judgement.
Further, the first volume of the coil of strip to same examination lot number generates sampling label, is computer in display screen
On show the coil of strip be encoded to the coil of strip to be sampled.
Further, the rolled plate is container plate, and the sampling frequency of container plate is with metallurgic index code information, together
Heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1, sampling ratio 22%-25%.
The related identification information of coil of strip is incorporated into coding using computer by the present invention, and is screened to relevant information, In
In screening, the present invention utilizes the identification of computer, no longer using rolling scaduled interior continuity as factor the considerations of sampling frequency,
By hot-rolled product sampling frequency design in inside the plan continuity require optimization design be it is inside the plan can be discontinuous, by hot-rolled product
Require optimization design for same metallurgic index code, stack pile with contract number in sampling frequency design, thus, so that the same trade mark, same to purposes
The different contract numbers signed of different clients will the corresponding same metallurgic index code, eliminate space limitation when slab stacking, benefit
With data management, the limitation of physical space and rolling sequence to sampling is eliminated, sampleman working strength reduces, and improves product
Lumber recovery accelerates rhythm of production.
Detailed description of the invention
Fig. 1 is the schematic diagram of the working principle of hot-continuous-rolling strip steel sampling method of the invention；
Fig. 2 is the block diagram of hot-continuous-rolling strip steel sampling method of the invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
It is bright.
As depicted in figs. 1 and 2, the present invention proposes a kind of hot-continuous-rolling strip steel sampling method of the invention, comprising:
Step A: the generation of coil of strip identity information:
The computer of production control system is made rolling scaduled before the rolling, carries out in advance to each coil of strip to be rolled out
Coding is formed coil of strip identity information (i.e. coil of strip number), and the coding and rolling scaduled information on each coil of strip include at least: contract number
Information, the metallurgic index code information being applicable in, heat (batch) number information and finished product thickness, width specifications information；Coding is, for example, number, letter
Or the permutation and combination of both；Wherein, coding may include rolling scaduled information content but also can be than rolling scaduled
The content for the information that information includes is more；
Step B: the screening of coil of strip identity information:
In rolling, according to the coding, computer by same metallurgic index code information, with heat (batch) number information and stack pile information
One or more coil of strips are generated as same examination lot number；
Step C: the determination of sampling coil of strip identity information:
Computer generates sampling label to the wherein a roll of coil of strip in same examination lot number, and saves the information, and will have
The coding notice sampling process for the coil of strip that the sampling marks, each examination lot number select a coil of strip as a sampling coil of strip；It takes
Sample carries out special identifier labeled as coding of the computer to the coil of strip, such as on the display screen of receiver for generating control system
Progress color is shown, text is reminded or carries out sound prompting in the receiver for generating control system；
Step D: being sampled according to the coil of strip with the sampling label, for example, reception of the sampleman in sampling process
The coding that the coil of strip to be sampled is seen on the display screen of device is sampled according to the coding for the coil of strip to be sampled.
Further, during the rolling process, the adjacent two coil volume in same examination lot number is rolling scaduled interior discontinuously rolls
System.In such manner, it is possible to exclude same heat (batch) number because rolling discontinuous influence caused by slab to pile so that the same trade mark, with purposes not
The different contract numbers signed with client will the corresponding same metallurgic index code.
Further, the hot-continuous-rolling strip steel sampling method specifically:
Rolled plate, the metallurgic index code of for example, SPA-H (container plate) are wanted in determination；
It is required according to product standard, the sampling frequency of SPA-H (container plate) metallurgic index code is designed as same metallurgic index code
Information, with heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
The contract number being affiliated under the metallurgic index code is entered into the computer of production control system, then based on contract number
Sampling frequency be same metallurgic index code information, with heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to 1
Roll up steel coil sampling；
When the computer layout of production control system is rolling scaduled, every coil is wrapping with and is leaned against in the contract number, then often
The sampling frequency of coil volume is same metallurgic index code information, with heat (batch) number information and stack pile information, does not consider inside the plan whether connect
It is continuous, to the steel coil sampling of volume 1；
After rolling scaduled layout, the letter such as the trade mark, heat (batch) number, specification and sampling frequency that computer is rolled up according to inside the plan every coil
Breath, Automatic sieve selects the coil of strip for producing same examination lot number, and shows the same examination lot number of generation, to the coil of strip of same examination lot number
The first volume generate sampling label；
It is sampled and detects according to examination lot number and sampling label, will test the calculating that result is input to production control system
Machine.
Further, the hot-continuous-rolling strip steel sampling method further include: computer looks into conjunction according to the coding of coil of strip is counter upwards
Jack per line and metallurgic index code, then the performance clearance standard in metallurgic index code is compared with examination lot number testing result, realize detection
As a result automatic judgement shows whether performance is qualified automatically.
Further, the first volume of the coil of strip to same examination lot number generates sampling label, is computer in display screen
On show the coil of strip be encoded to the coil of strip to be sampled, for example, sampling process receiver display screen display these
The computer of information, the display screen and production control system that sample the receiver of process is attached by cable network.In this way,
It can be conveniently transported on the receiver of sampling process, sampleman can be made to synchronize to obtain sample intelligence.
Further, the code synchronism of the coil of strip to be sampled computer generated on mobile terminal, make sampleman
The coil of strip to be sampled can be known in the larger range of sampling area, to facilitate sampling, sample bigger freedom in this way, just having
Degree checks sample intelligence without having to return at receiver, improves sampling efficiency, reduce labor intensity.For example, can be with
On the mobile phone or tablet computer to sampleman of the code synchronism for the coil of strip to be sampled that computer is generated, in the hand of sampleman
The APP synchronous with the sample intelligence of the computer of production control system is set on machine or tablet computer, by wireless network, such as
WIFI, with synchronous transmitting information and inquiry sampling situation and detection case.
Further, the rolled plate is container plate, and the sampling frequency of container plate is with metallurgic index code information, together
Heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1, sampling ratio 22%-25%.
The related identification information of coil of strip is incorporated into coding using computer by the present invention, and is screened to relevant information, In
In screening, the present invention utilizes the identification of computer, no longer using rolling scaduled interior continuity as factor the considerations of sampling frequency,
By hot-rolled product sampling frequency design in inside the plan continuity require optimization design be it is inside the plan can be discontinuous, by hot-rolled product
Requiring optimization design with contract number in sampling frequency design is same metallurgic index code, stack pile.Thus, so that the same trade mark, similar use
The different contract numbers that the different clients on way are signed will correspond to the same metallurgic index code, can be same when being generated with same heat (batch) number
A inside the plan space limitation for only generating an examination lot number, eliminating when slab stacking eliminates physics sky using data management
Between and limitation of the rolling sequence to sampling, sampleman working strength reduce, improve product lumber recovery, accelerate rhythm of production.
SPA-H (container plate) pervious sampling frequency is same contract number, and same heat (batch) number is inside the plan continuous, batches sample to 1.
Hot rolling SPA-H (container plate) one month sampling situation is counted, produces volume 2557 altogether, quantity of sampling quantity is volume 892, sampling ratio
It is 34.9%.
After sampling method of the invention, the sampling frequency of SPA-H (container plate) is with metallurgic index code information, same to furnace
Number information and stack pile information, it is inside the plan can be discontinuous, batch sample to 1.Statistics hot rolling SPA-H (container plate) one month takes
Sample situation produces volume 1322 altogether, and quantity of sampling quantity is volume 329, sampling ratio 24.9%.Sampling frequency reduces about after design
10%.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.For this
Each component part of invention can be combined with each other under conditions of not conflicting, any those skilled in the art, not depart from this
Made equivalent changes and modifications, should belong to the scope of protection of the invention under the premise of the conceptions and principles of invention.
Claims (5)
1. a kind of hot-continuous-rolling strip steel sampling method, which is characterized in that the hot-continuous-rolling strip steel sampling method includes:
Step A: the generation of coil of strip identity information:
Computer is made rolling scaduled before the rolling, encodes in advance to each coil of strip to be rolled out, on each coil of strip
Coding and rolling scaduled information include at least: the contract number information of coil of strip, the metallurgic index code information being applicable in, heat (batch) number information, at
Product thickness and width information；
Step B: the screening of coil of strip identity information:
Rolling when, according to the coding, computer by same metallurgic index code information, with the steel of heat (batch) number information and stack pile information
Volume, is generated as same examination lot number；
After rolling scaduled layout, the trade mark, heat (batch) number, specification and the sampling frequency information that computer is rolled up according to inside the plan every coil, from
Dynamic filter out can generate the same coil of strip for trying lot number, and show the same examination lot number of generation, to the of the same coil of strip for trying lot number
A roll generates sampling label；
Step C: the determination of sampling coil of strip identity information:
The coil of strip that computer generates sampling label and will mark with the sampling to the wherein a roll coil of strip in same examination lot number
Coding notice sampling process；Generate control system receiver display screen on carry out color show, text remind or
It generates in the receiver of control system and carries out sound prompting；
Step D: it is sampled according to the coil of strip with the sampling label；
During the rolling process, the coil of strip in same examination lot number is inside the plan discontinuous rolling；
The hot-continuous-rolling strip steel sampling method further include: computer looks into contract number and metallurgy is advised according to the coding of coil of strip is counter upwards
Model, then the performance clearance standard in metallurgic index code is compared with examination lot number testing result, realize sentencing automatically for testing result
It is fixed；
The code synchronism for the coil of strip to be sampled that computer is generated on mobile terminal, be provided on the mobile terminal with
The synchronous APP of the sample intelligence of computer.
2. hot-continuous-rolling strip steel sampling method as described in claim 1, which is characterized in that computer is by the same trade mark, similar purposes
Different clients sign different contract number information be judged to corresponding to same metallurgic index code information.
3. hot-continuous-rolling strip steel sampling method as described in claim 1, which is characterized in that the hot-continuous-rolling strip steel sampling method tool
Body are as follows:
Determine the metallurgic index code for wanting rolled plate；
It is required according to product standard, same metallurgic index code information, same heat (batch) number will be designed as according to the sampling frequency of the metallurgic index code
Information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
The contract number under the metallurgic index code is affiliated in typing, then sampling frequency based on contract number is same metallurgic index code letter
Breath, with heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
When computer layout is rolling scaduled, every coil is wrapping with and is leaned against in the contract number, then the sampling frequency of every coil volume is equal
For same metallurgic index code information, with heat (batch) number information and stack pile information, do not consider it is inside the plan whether continuous, to the steel coil sampling of volume 1；
After rolling scaduled layout, the trade mark, heat (batch) number, specification and the sampling frequency information that computer is rolled up according to inside the plan every coil, from
Dynamic filter out can generate the same coil of strip for trying lot number, and show the same examination lot number of generation, to the of the same coil of strip for trying lot number
A roll generates sampling label；
It is sampled and detects according to examination lot number and sampling label.
4. hot-continuous-rolling strip steel sampling method as described in claim 1, which is characterized in that the coil of strip to same examination lot number
The first volume generates sampling label, be computer show the coil of strip on a display screen be encoded to the coil of strip to be sampled.
5. hot-continuous-rolling strip steel sampling method as described in claim 1, which is characterized in that the rolled plate is container plate,
The sampling frequency of container plate be with metallurgic index code information, with heat (batch) number information and stack pile information, inside the plan whether connect do not considered
It is continuous, to the steel coil sampling of volume 1, sampling ratio 22%-25%.
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| CN111551688B (en) * | 2020-04-16 | 2022-05-20 | 北京首钢自动化信息技术有限公司 | Real-time sampling and judging method for steel manufacturing system |
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