CN106441106A - Device and method for measuring jitter of hot-dip galvanized strip steel after being discharged from zinc pot - Google Patents
Device and method for measuring jitter of hot-dip galvanized strip steel after being discharged from zinc pot Download PDFInfo
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- CN106441106A CN106441106A CN201610760909.6A CN201610760909A CN106441106A CN 106441106 A CN106441106 A CN 106441106A CN 201610760909 A CN201610760909 A CN 201610760909A CN 106441106 A CN106441106 A CN 106441106A
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- time
- distance
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- jitter
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 65
- 239000010959 steel Substances 0.000 title claims abstract description 65
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000011701 zinc Substances 0.000 title claims abstract description 37
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 41
- 238000001914 filtration Methods 0.000 claims abstract description 27
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 24
- 239000008397 galvanized steel Substances 0.000 claims abstract description 24
- 238000012937 correction Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 238000005246 galvanizing Methods 0.000 claims abstract 2
- 238000005259 measurement Methods 0.000 claims description 22
- 238000000691 measurement method Methods 0.000 claims description 11
- 206010044565 Tremor Diseases 0.000 claims 1
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 238000004886 process control Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention relates to a device and a method for measuring the jitter of hot-dip galvanized steel strip after the hot-dip galvanized steel strip is discharged from a zinc pot, wherein the device comprises: a distance sensor and a processing unit; the distance sensor is arranged at a position with a preset distance from the strip steel rolling line; the distance sensor detects real-time distance information between the distance sensor and the strip steel; the processing unit is connected with the distance sensor and obtains the actual shaking amplitude of the strip steel according to the real-time distance and the preset value. The method comprises the following steps: measuring the real-time distance between the distance sensor and the strip steel, and performing first-order filtering processing on the real-time distance for preset time to obtain a set distance correction value; performing first-order filtering processing on the real-time distance for 0.001 second to obtain a real-time distance correction value; and performing difference operation on the real-time distance correction value and the set distance correction value to determine the actual jitter amplitude of the strip steel. The device and the method can monitor the shaking condition of the strip steel after the strip steel is taken out of the zinc pot in a long distance, real time and accurately, and provide timely and accurate reference data for the control of the galvanizing process.
Description
Technical field
The present invention relates to steelmaking technical field, go out jitter measuring apparatus and side after zinc pot particularly to a kind of hot-dip galvanized steel strip
Method.
Background technology
Shake after strip steel goes out zinc pot directly affects zinc-plated thickness and the uniformity, high-quality sheet material is produced and has relatively
Big impact, galvanization production line zinc pot regional temperature is high, and vibrations are big, just gone out the strip steel jitter measurement after zinc pot to band and brought
Greatly disturb, lead to not the virtual condition closely implementing to monitor strip steel.Zinc pot region is high-temperature area, higher temperature
More closely measuring apparatus failure or damage may be led to, increase maintenance cost.
At present, in prior art, strip steel jitter measurement is mainly perusal, does not have actually detected data to support, is unfavorable for
The improvement that actual process controls.
Content of the invention
The invention provides a kind of hot-dip galvanized steel strip goes out jitter measuring apparatus and method after zinc pot, solve or part solves
In prior art, strip steel jitter measurement does not have actually detected data to support, is unfavorable for that actual process controls improved technology to ask
Topic it is achieved that remote, in real time, accurate measurements strip steel go out the jitter conditions after zinc pot, control for zincincation provide accurate in time
The technique effect of true reference data.
After a kind of hot-dip galvanized steel strip that the present invention provides goes out zinc pot, jitter measuring apparatus include：
Range sensor, is arranged at the position being preset value with described belt steel rolling linear distance；Described range sensor
For detecting the real-time distance between described strip steel for the described range sensor, and generate real-time range information；
Processing unit, is connected with described range sensor, receives described real-time range information, and according to described real-time distance
The real-time distance that information is characterized and described preset value, obtain the actual jitter amplitude of described strip steel.
Preferably, the real-time distance that described processing unit is characterized according to described real-time range information is default with described
Value, the actual jitter amplitude obtaining described strip steel includes：
Described processing unit receives described real-time range information and carries out the one of Preset Time to described real-time range information
Rank Filtering Processing, obtains setpoint distance corrected value；
Described processing unit receives described real-time range information and described real-time range information is carried out with the single order of 0.001 second
Filtering Processing, obtains real-time range correction value；
Described processing unit does difference operation to described real-time range correction value and described setpoint distance corrected value, you can really
The actual jitter amplitude of fixed described strip steel.
Preferably, during the first-order filtering that described real-time range information is carried out with Preset Time is processed, described Preset Time
For 100 seconds.
Preferably, described range sensor is laser range finder.
Preferably, described processing unit is single-chip microcomputer, it is connected with described range sensor by cable.
Based on same inventive concept, present invention also offers a kind of hot-dip galvanized steel strip goes out jitter measurement method after zinc pot,
After described hot-dip galvanized steel strip goes out zinc pot, jitter measuring apparatus are realized, and described jitter measurement method includes：
The real-time distance between described strip steel for the measurement distance sensor；
The first-order filtering that described real-time distance is carried out with Preset Time is processed, and obtains setpoint distance corrected value；
The first-order filtering described real-time distance being carried out 0.001 second is processed, and obtains real-time range correction value；
Described real-time range correction value and described setpoint distance corrected value do difference operation, you can determine the reality of described strip steel
Border jitter amplitude.
Preferably, the real-time distance between described strip steel for the measurement distance sensor includes：
The real-time distance between described strip steel for the described range sensor is measured by described range sensor and generates reality
When range information；
Described real-time range information is sent to processing unit.
Preferably, the first-order filtering that described real-time distance is carried out with Preset Time is processed, obtain setpoint distance corrected value
Including：
The first-order filtering that described processing unit accepts and described real-time range information carried out 100 seconds is processed, and obtains and sets
Range correction value.
Preferably, the first-order filtering that described real-time distance is carried out with Preset Time is processed, obtain setpoint distance corrected value
Including：
The first-order filtering that described processing unit receives and described real-time range information carried out 0.001 second is processed, and obtains real
When range correction value.
One or more technical schemes provided herein, at least have the following technical effect that or advantage：
Due to employing the position fixed range sensor being preset value in the distance apart from belt steel rolling line, will process single
Unit is connected with range sensor；By the real-time distance between strip steel for the range sensor detecting distance sensor and generate in real time
Range information；The reality of strip steel is determined according to the real-time distance that real-time range information is characterized with preset value by processing unit
Jitter amplitude.So, efficiently solving strip steel jitter measurement in prior art does not have actually detected data to support, is unfavorable for reality
The improved technical problem of technology controlling and process it is achieved that remote, in real time, accurate measurements strip steel go out the jitter conditions after zinc pot, for plating
Zinc technology controls the technique effect providing reference data promptly and accurately.
Brief description
The hot-dip galvanized steel strip that Fig. 1 provides for the present invention goes out the measuring principle figure of jitter measuring apparatus after zinc pot；
The flow chart that the hot-dip galvanized steel strip that Fig. 2 provides for the present invention goes out jitter measurement method after zinc pot.
(part that in diagram, each label represents is followed successively by：1 range sensor, 2 processing units, 3 strip steel)
Specific embodiment
The embodiment of the present application provides a kind of hot-dip galvanized steel strip and goes out jitter measuring apparatus and method after zinc pot, solves or portion
Point solving strip steel jitter measurement in prior art does not have actually detected data to support, is unfavorable for that actual process controls improved skill
Art problem, by roll line outer setting position fixed range sensor, processing unit being connected with range sensor it is achieved that
At a distance, in real time, accurate measurements strip steel goes out the jitter conditions after zinc pot, controls, for zincincation, the reference number providing promptly and accurately
According to technique effect.
Referring to accompanying drawing 1, after a kind of hot-dip galvanized steel strip that the present invention provides goes out zinc pot, jitter measuring apparatus include：Distance-sensing
Device 1 and processing unit 2；At the position that it is preset value with belt steel rolling linear distance that range sensor 1 is arranged on；Range sensor 1
Arrive the real-time distance between strip steel 3 for detecting distance sensor 1, and generate real-time range information；Processing unit 2 is passed with distance
Sensor 1 connects, and receives real-time range information, and according to distance and the preset value in real time that real-time range information is characterized, obtains band
The actual jitter amplitude of steel 3.
This jitter measuring apparatus avoids close-in measurement adverse effect, realizes remote, real-time, accurate measurements
Strip steel 3 goes out the jitter conditions after zinc pot, is that zincincation controls the reference data providing promptly and accurately.
Further, processing unit 2 is characterized according to real-time range information distance and preset value in real time, obtain strip steel 3
Actual jitter amplitude include：
Processing unit 2 receives real-time range information and real-time range information is carried out with the first-order filtering process of Preset Time,
Obtain setpoint distance corrected value, that is, range sensor 1 arrives the roll line distance between belt steel rolling line；Preferably real as one kind
Apply example, Preset Time is 100 seconds.Processing unit 2 receive real-time range information and real-time range information is carried out 0.001 second one
Rank Filtering Processing, obtains real-time range correction value；Processing unit 2 does difference to real-time range correction value and setpoint distance corrected value
Computing, you can determine the actual jitter amplitude of strip steel 3.
Further, range sensor 1 is laser range finder, and position is just to the strip steel 3 going out after zinc pot, laser range finder energy
Realize telemeasurement, avoid close-in measurement adverse effect.
Further, processing unit 2 is single-chip microcomputer, is connected with range sensor 1 by cable.
Go out jitter measurement dress after zinc pot below by the hot-dip galvanized steel strip that specific embodiment to be discussed in detail the application offer
The architectural feature put and operation principle：
Range sensor 1 is laser range finder, and processing unit 2 is PLC (single-chip microcomputer)；Laser range finder is arranged on strip steel 3
Above the technological operation room of right opposite, the real-time distance of Laser Measurement diastimeter to strip steel 3, laser range finder is by the reality of strip steel 3
When distance be converted into the signal of telecommunication, the signal of telecommunication by cable import data-interface, then incoming PLC.Signal does two after reaching PLC
The process of aspect, the first-order filtering being on the one hand by 100 seconds is processed, and obtains setpoint distance corrected value, it is to avoid direct rolling line
The error of range measurement, can accurately reflect the physical location of strip steel 3 again；It is by the first-order filtering of 0.001 second on the other hand,
Filter the interference of high frequency waves, obtain the waveform of the actual vibrations frequency range of strip steel 3, i.e. real-time range correction value.Then by setpoint distance
Corrected value and real-time range correction value do difference operation, you can obtain strip steel 3 actual jitter amplitude, the jitter value so calculating
Through actually detected, accuracy, in 0.1mm, meets the demand of field control.
Based on same inventive concept, present invention also offers a kind of hot-dip galvanized steel strip goes out jitter measurement method after zinc pot,
After above-mentioned hot-dip galvanized steel strip goes out zinc pot, jitter measuring apparatus are realized, and referring to accompanying drawing 2, this jitter measurement method includes：
S1：Measurement distance sensor 1 arrives the real-time distance between strip steel 3.
S2：The first-order filtering that real-time distance is carried out with Preset Time is processed, and obtains setpoint distance corrected value.
S3：The first-order filtering real-time distance being carried out 0.001 second is processed, and obtains real-time range correction value.
S4：Range correction value and setpoint distance corrected value do difference operation in real time, you can determine the actual jitter width of strip steel 3
Degree.
Introduce the concrete steps of the jitter measurement method of the application below by specific embodiment：
S1：Range sensor 1 measurement distance sensor 1 arrives the real-time distance between strip steel 3, and the real-time distance that will generate
Information is sent to processing unit 2.
S2：The first-order filtering that processing unit 2 is carried out to real-time range information 100 seconds is processed, and obtains setpoint distance corrected value,
It is range sensor 1 and arrive the roll line distance between belt steel rolling line.
S3：The first-order filtering that processing unit 2 is carried out to real-time range information 0.001 second is processed, and obtains real-time range correction
Value.
S4：Real-time range correction value and setpoint distance corrected value are done difference operation by processing unit 2, you can determine strip steel 3
Actual jitter amplitude.
One or more technical schemes provided herein, at least have the following technical effect that or advantage：
Due to employing the position fixed range sensor 1 being preset value in the distance apart from belt steel rolling line, will process
Unit 2 is connected with range sensor 1；By the real-time distance between strip steel 3 for the range sensor 1 detecting distance sensor 1 simultaneously
Generate real-time range information；Determined with preset value according to the real-time distance that real-time range information is characterized by processing unit 2
The actual jitter amplitude of strip steel 3.So, efficiently solving strip steel 3 jitter measurement in prior art does not have actually detected data to prop up
Hold, be unfavorable for actual process control improved technical problem it is achieved that remote, in real time, after accurate measurements strip steel 3 goes out zinc pot
Jitter conditions, controlling for zincincation provides the technique effect of reference data promptly and accurately.
Above-described specific embodiment, has been carried out to the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be should be understood that the specific embodiment that the foregoing is only the present invention, be not limited to this
Bright, all any modification, equivalent substitution and improvement within the spirit and principles in the present invention, done etc., should be included in the present invention
Protection domain within.
Claims (9)
1. jitter measuring apparatus after a kind of hot-dip galvanized steel strip goes out zinc pot are it is characterised in that described jitter measuring apparatus include：
Range sensor, is arranged at the position being preset value with described belt steel rolling linear distance；Described range sensor is used for
Detect the real-time distance between described strip steel for the described range sensor, and generate real-time range information；
Processing unit, is connected with described range sensor, receives described real-time range information, and according to described real-time range information
The real-time distance being characterized and described preset value, obtain the actual jitter amplitude of described strip steel.
2. hot-dip galvanized steel strip as claimed in claim 1 goes out jitter measuring apparatus after zinc pot it is characterised in that described processing unit
The real-time distance being characterized according to described real-time range information and described preset value, obtain the actual jitter amplitude bag of described strip steel
Include：
Described processing unit receives described real-time range information and described real-time range information is carried out with the single order filter of Preset Time
Ripple is processed, and obtains setpoint distance corrected value；
Described processing unit receives described real-time range information and described real-time range information is carried out with the first-order filtering of 0.001 second
Process, obtain real-time range correction value；
Described processing unit does difference operation to described real-time range correction value and described setpoint distance corrected value, you can determine institute
State the actual jitter amplitude of strip steel.
3. hot-dip galvanized steel strip as claimed in claim 2 go out jitter measuring apparatus after zinc pot it is characterised in that
Described real-time range information is carried out in the first-order filtering process of Preset Time, described Preset Time is 100 seconds.
4. hot-dip galvanized steel strip as claimed in claim 1 go out jitter measuring apparatus after zinc pot it is characterised in that
Described range sensor is laser range finder.
5. hot-dip galvanized steel strip as claimed in claim 1 go out jitter measuring apparatus after zinc pot it is characterised in that
Described processing unit is single-chip microcomputer, is connected with described range sensor by cable.
6. a kind of hot-dip galvanized steel strip goes out jitter measurement method after zinc pot, by the galvanizing band described in any one of Claims 1 to 5
After steel goes out zinc pot, jitter measuring apparatus are realized it is characterised in that described jitter measurement method includes：
The real-time distance between described strip steel for the measurement distance sensor；
The first-order filtering that described real-time distance is carried out with Preset Time is processed, and obtains setpoint distance corrected value；
The first-order filtering described real-time distance being carried out 0.001 second is processed, and obtains real-time range correction value；
Described real-time range correction value and described setpoint distance corrected value do difference operation, you can determine that the actual of described strip steel trembles
Dynamic amplitude.
7. after hot-dip galvanized steel strip as claimed in claim 6 goes out zinc pot, jitter measurement method is it is characterised in that measurement distance senses
The real-time distance between described strip steel for the device includes：
By described range sensor measure real-time distance to described strip steel between for the described range sensor and generate real-time away from
From information；
Described real-time range information is sent to processing unit.
8. hot-dip galvanized steel strip as claimed in claim 7 go out jitter measurement method after zinc pot it is characterised in that to described in real time away from
Process from the first-order filtering carrying out Preset Time, obtain setpoint distance corrected value and include：
The first-order filtering that described processing unit accepts and described real-time range information carried out 100 seconds is processed, and obtains setpoint distance
Corrected value.
9. hot-dip galvanized steel strip as claimed in claim 7 go out jitter measurement method after zinc pot it is characterised in that to described in real time away from
Process from the first-order filtering carrying out Preset Time, obtain setpoint distance corrected value and include：
The first-order filtering that described processing unit receives and described real-time range information carried out 0.001 second is processed, obtain in real time away from
Leave school on the occasion of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760909.6A CN106441106B (en) | 2016-08-30 | 2016-08-30 | Device and method for measuring jitter of hot-dip galvanized strip steel after being discharged from zinc pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760909.6A CN106441106B (en) | 2016-08-30 | 2016-08-30 | Device and method for measuring jitter of hot-dip galvanized strip steel after being discharged from zinc pot |
Publications (2)
| Publication Number | Publication Date |
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| CN106441106A true CN106441106A (en) | 2017-02-22 |
| CN106441106B CN106441106B (en) | 2019-06-11 |
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| CN201610760909.6A Active CN106441106B (en) | 2016-08-30 | 2016-08-30 | Device and method for measuring jitter of hot-dip galvanized strip steel after being discharged from zinc pot |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111926277A (en) * | 2020-09-07 | 2020-11-13 | 山东钢铁集团日照有限公司 | Device and method for inhibiting vibration of hot-dip galvanized strip steel after being discharged from zinc pot |
| CN114608493A (en) * | 2022-03-23 | 2022-06-10 | 武汉钢铁有限公司 | Strip steel zinc coating thickness measuring device and thickness measuring method |
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| JP2007291473A (en) * | 2006-04-27 | 2007-11-08 | Nippon Steel Corp | Method for producing hot dip galvanized steel strip |
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| JP2007291473A (en) * | 2006-04-27 | 2007-11-08 | Nippon Steel Corp | Method for producing hot dip galvanized steel strip |
| CN102453847A (en) * | 2010-10-25 | 2012-05-16 | 宝山钢铁股份有限公司 | Method for stabilizing strip steel during strip steel production process |
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| CN111926277A (en) * | 2020-09-07 | 2020-11-13 | 山东钢铁集团日照有限公司 | Device and method for inhibiting vibration of hot-dip galvanized strip steel after being discharged from zinc pot |
| CN111926277B (en) * | 2020-09-07 | 2022-11-01 | 山东钢铁集团日照有限公司 | Device and method for inhibiting vibration of hot-dip galvanized strip steel after being discharged from zinc pot |
| CN114608493A (en) * | 2022-03-23 | 2022-06-10 | 武汉钢铁有限公司 | Strip steel zinc coating thickness measuring device and thickness measuring method |
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| Publication number | Publication date |
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| CN106441106B (en) | 2019-06-11 |
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