CN102776352B - Band steel return control apparatus after shutdown of continuous annealing furnace - Google Patents
Band steel return control apparatus after shutdown of continuous annealing furnace Download PDFInfo
- Publication number
- CN102776352B CN102776352B CN201110122216.1A CN201110122216A CN102776352B CN 102776352 B CN102776352 B CN 102776352B CN 201110122216 A CN201110122216 A CN 201110122216A CN 102776352 B CN102776352 B CN 102776352B
- Authority
- CN
- China
- Prior art keywords
- loopback
- stove
- automatic
- topworks
- tension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Metal Rolling (AREA)
- Control Of Heat Treatment Processes (AREA)
Abstract
The invention discloses a band steel return control apparatus after the shutdown of a continuous annealing furnace. The apparatus comprises a mode selection device, an execution mechanism, an automatic tension control mechanism, an automatic time control mechanism and an operation table, wherein the mode selection device can select one of an automatic tension mode, an automatic time mode and a manual mode; the execution mechanism indicates equipment of the continuous annealing furnace to execute a band steel return operation or a tension reduction operation; the automatic tension control mechanism controls the execution mechanism to gradually reduce the tension of the continuous annealing furnace in time period; the automatic time control mechanism controls the execution mechanism to uniformly return the equal-length band steel with the work segment as a base in time period; and the operation table receives a manual operation instruction, and controls the return operation of the execution mechanism to be carried out according to the manual operation instruction when the mode selection device selects the manual mode. According to the invention, the band steel can be automatically returned to the furnace after the abnormal shutdown of the technical segment of the continuous annealing furnace, so problems comprising band breakage, furnace deformation, furnace roller displacement and the like can be effectively prevented.
Description
Technical field
The present invention relates to metallurgical automation field, relate in particular to a kind of company and move back the band steel loopback control device after stove is shut down.
Background technology
The process section that unit moves back in company under normal production status is that Parking permitted.Under abnormal conditions, after process section stops, stove heating unit stops immediately, and in stove, temperature declines rapidly, causes being with steel to shrink and makes strip tension increase very soon.If do not added control, can cause broken belt, wooden dipper is bent, stove distortion, the various problems such as furnace roller displacement.
Application number is " 200510028320.9 ", and the patent application that is entitled as " method of automatically identifying band steel running aside in continuous annealing furnace " has disclosed a kind of image-recognizing method of band steel running aside in continuous annealing furnace.The method is moved back the image of industrial television in stove picked-up to the company of being contained in, be converted into after numerary signal, and the transversal displacement of calculating sampling gradation of image center of gravity changes, according to image centre-of gravity shift number come automatic decision steel strip in continuous annealing furnace whether to produce sideslip.When being judged as generation sideslip, system meeting automatic alarm the accident of storing are recorded a video, and for operating, take measures in time to provide foundation with accident analysis.The present invention is promoted to computer automatic decision to the supervision of production process by artificial judgment by existing, improves on the one hand the level of automation of system of supervision, liberation productivity; Greatly improve on the other hand the judgement speed of fault, for taking in time counter-measure that the time is provided, prevent the generation of large fault.
The method that above-mentioned patent application discloses is when stove is normally produced, to steel the sideslip in stove identify, in case the generation of major break down.But for connecting the processing of moving back after stove is shut down, above-mentioned patent application does not relate to.
Summary of the invention
The present invention be intended to disclose a kind of company move back stove shut down after band steel loopback control device, can be after connecting the process section exception parking that moves back stove in trend stove the certain band steel of loopback to reduce rate of breakdown.
According to the present invention, propose after stove shutdown is moved back by a kind of company to be with steel loopback control device, comprising: mode selector, topworks, automatic tension controlling organization, automatic time controlling organization and operator's console.
Mode selector, mode selector receiving mode selection instruction is selected wherein a kind of in automatic tension pattern, automatic time pattern and manual mode;
Topworks, topworks is connected to the equipment that moves back stove, and topworks's indication connects moves back the equipment execution band steel loopback operation of stove or reduces tension force operation;
Automatic tension controlling organization, is connected to mode selector and topworks, and when mode selector is selected automatic tension pattern, automatic tension controlling organization is controlled topworks and be take the time period and as unit progressively reduces, connect the tension force that moves back stove;
Automatic time controlling organization, be connected to mode selector and topworks, when mode selector is selected automatic time pattern, automatic time controlling organization control topworks take working zone as basis, take the time period and isometric band steel carried out to loopback operation uniformly as unit;
Operator's console, operator's console receives manual operation instruction, and operator's console is connected to described mode selector and topworks, and when mode selector is selected manual mode, operator's console carries out loopback operation according to manual operation instruction control topworks.
In one embodiment, automatic tension controlling organization is controlled topworks and is proceeded as follows: connect and move back after stove shutdown 30s, tension force is reduced to 60% of set(ting)value; After even moving back stove shutdown 60s, tension force is reduced to the minimum tension of setting.
In one embodiment, automatic time controlling organization is controlled topworks and is proceeded as follows: connect and move back after stove shutdown 10s, excision tension force also enters grouping loopback state; According to distance, connect and move back stove order from the close-by examples to those far off, roller is divided into four groups, successively the roller in each group is carried out to loopback operation, wherein the loopback operating time of the roller of each group is fixed, and between the loopback operation of the roller of two groups, waits for fixing interval.The loopback operating time of the roller in each group is 6s, and that between the loopback of the roller of two groups operation, waits for is spaced apart 3s.
In one embodiment, have one group of loopback button on described operator's console, the corresponding one group of roller of each loopback button, presses next loopback button, and one group of corresponding roller is carried out the loopback operation of set time.Set time is 6s.
Company of the present invention moves back after stove is shut down can send certain band steel even moving back after the process section exception parking of stove with steel loopback control device in trend stove, can effectively prevent the generation of the accidents such as broken belt, stove distortion, furnace roller displacement.
Accompanying drawing explanation
Fig. 1 disclosed company according to the present invention move back stove shut down after with the structure iron of steel loopback control device.
Fig. 2 disclosed company according to the present invention move back stove shut down after with the operation logic of automatic tension controlling organization in steel loopback control device.
Fig. 3 disclosed company according to the present invention move back stove shut down after with the operation logic of automatic time controlling organization in steel loopback control device.
Fig. 4 disclosed company according to the present invention move back stove shut down after with the schematic diagram of operator's console in steel loopback control device.
Embodiment
Shown in figure 1, the present invention has disclosed after stove shutdown is moved back by a kind of company and has been with steel loopback control device, comprising: mode selector 102, topworks 104, automatic tension controlling organization 106, automatic time controlling organization 108 and operator's console 110.
Mode selector 102 receiving mode selection instructions are selected wherein a kind of in automatic tension pattern, automatic time pattern and manual mode.
Topworks 104 is connected to the equipment that moves back stove, and topworks's 104 indications connect moves back the equipment execution band steel loopback operation of stove or reduces tension force operation.
Automatic tension controlling organization 106 is connected to mode selector 102He topworks 104, and when mode selector 102 is selected automatic tension pattern, automatic tension controlling organization 106 is controlled topworkies and be take the time period and as unit progressively reduces, connect the tension force that moves back stove.In one embodiment, automatic tension controlling organization 106 is controlled topworks and is proceeded as follows: connect and move back after stove shutdown 30s, tension force is reduced to 60% of set(ting)value; After even moving back stove shutdown 60s, tension force is reduced to the minimum tension of setting.
Automatic time controlling organization 108 is connected to mode selector 102He topworks 104, when mode selector 102 is selected automatic time pattern, automatic time controlling organization 108 control topworkies take working zone as basis, take the time period and isometric band steel carried out to loopback operation uniformly as unit.In one embodiment, automatic time controlling organization 108 is controlled topworks and is proceeded as follows: connect and move back after stove shutdown 10s, excision tension force also enters grouping loopback state; According to distance, connect and move back stove order from the close-by examples to those far off, roller is divided into four groups, successively the roller in each group is carried out to loopback operation, wherein the loopback operating time of the roller of each group is fixed, and between the loopback operation of the roller of two groups, waits for fixing interval.Wherein, the loopback operating time of the roller in each group is 6s, and that between the loopback of the roller of two groups operation, waits for is spaced apart 3s.
Operator's console 110 receives manual operation instruction, and operator's console 110 is connected to mode selector 102He topworks 104, and when mode selector 102 is selected manual mode, operator's console 110 carries out loopback operation according to manual operation instruction control topworks 104.In one embodiment, have one group of loopback button on operator's console 110, the corresponding one group of roller of each loopback button, presses next loopback button, and one group of corresponding roller is carried out the loopback operation of set time.Wherein, the set time is 6s.
Shown in figure 2, further disclosed connect move back stove shut down after with the operation logic of automatic tension controlling organization in steel loopback control device.After having selected automatic tension master mode, automatic tension controlling organization operates according to following principle of work: after central sections parking 30s, central sections tension force will become 60% of set(ting)value, if continued, stop, to after 60s, enter small tension receiving coil pattern, tension force set(ting)value now will become the minimum tension of this tension control section.Because under hightension, the easy cobble deformation of band steel, small tension receiving coil pattern can reduce with the wooden dipper of steel bent effectively.If now need start, need manually excision small tension receiving coil pattern, equal tension returns to normal tension and tension force normally just can be started shooting.
Shown in figure 3, further disclosed connect move back stove shut down after with the operation logic of automatic time controlling organization in steel loopback control device.After having selected automatic time master mode, automatic time controlling organization operates according to following principle of work: compressor emergency shutdown 10s excises central sections tension force later automatically, enters grouping loopback state.According to predetermined grouping loop back mode, according to distance, connect and move back stove order from the close-by examples to those far off, roller is divided into four groups, successively the roller in each group is carried out to loopback operation.The all rollers of the 1st step loopback 3BR-J PF, all rollers of the 2nd step loopback 3BR-RTF1, all rollers of the 3rd step loopback 3BR-RTF2, all rollers of the 4th step loopback 3BR-SF, grouping loopback finishes.Automatic time master mode is entered the firm loopback of the band of nearly equal length in stove, has avoided the uncertainty of manual crawl roller.The loopback operating time of the roller of each group is 6s, and that between the loopback of the roller of two groups operation, waits for is spaced apart 3s.
Shown in figure 4, disclosed company according to the present invention move back stove shut down after with the schematic diagram of operator's console in steel loopback control device.Manually pressing corresponding loopback button in loop back mode on operator's console, will realize corresponding loopback instruction, under this pattern, each operation can loopback 6s.The band steel amount of now loopback judges by operator completely, but each loopback amount all fixes, and can allow operator with steel amount, have certain assurance to loopback.As shown in Figure 4, on operator's console, there is following button: " preheating section ", " heating zone 1 ", " heating zone 2 ", " soaking zone ", " 5BR ", " stopping ".Wherein " preheating section ", " heating zone 1 ", " heating zone 2 ", " soaking zone ", " 5BR " button are distinguished corresponding one group of roller.
Company of the present invention moves back after stove is shut down and can even move back after the process section exception parking of stove with steel loopback control device; in trend stove, send certain band steel; can effectively prevent the generation of the accidents such as broken belt, stove distortion, furnace roller displacement; reduce the possibility with steel wooden dipper song, greatly reduced producers' mishandle.The broken belt that the company of greatly reducing brings after moving back and stopping, the conditions such as wooden dipper song.
Claims (5)
1. company moves back after stove is shut down and is with a steel loopback control device, it is characterized in that, comprising:
Mode selector, mode selector receiving mode selection instruction is selected wherein a kind of in automatic tension pattern, automatic time pattern and manual mode;
Topworks, topworks is connected to the equipment that moves back stove, and topworks's indication connects moves back the equipment execution band steel loopback operation of stove or reduces tension force operation;
Automatic tension controlling organization, is connected to mode selector and topworks, and when mode selector is selected automatic tension pattern, automatic tension controlling organization is controlled topworks and be take the time period and as unit progressively reduces, connect the tension force that moves back stove;
Automatic time controlling organization, be connected to mode selector and topworks, when mode selector is selected automatic time pattern, automatic time controlling organization control topworks take working zone as basis, take the time period and isometric band steel carried out to loopback operation uniformly as unit; Described automatic time controlling organization is controlled topworks and is proceeded as follows:
Connect and move back after stove shutdown 10s, excision tension force also enters grouping loopback state;
According to distance, connect and move back stove order from the close-by examples to those far off, roller is divided into four groups, successively the roller in each group is carried out to loopback operation, wherein the loopback operating time of the roller of each group is fixed, and between the loopback operation of the roller of two groups, waits for fixing interval;
Operator's console, operator's console receives manual operation instruction, and operator's console is connected to described mode selector and topworks, and when mode selector is selected manual mode, operator's console carries out loopback operation according to manual operation instruction control topworks.
2. company as claimed in claim 1 moves back after stove is shut down and is with steel loopback control device, it is characterized in that, described automatic tension controlling organization is controlled topworks and proceeded as follows:
Connect and move back after stove shutdown 30s, tension force is reduced to 60% of set(ting)value; After even moving back stove shutdown 60s, tension force is reduced to the minimum tension of setting.
Company as claimed in claim 1 move back stove shut down after band steel loopback control device, it is characterized in that, the loopback operating time of the roller in each group is 6s, that between the loopback operation of the roller of two groups, waits for is spaced apart 3s.
4. company as claimed in claim 1 moves back after stove is shut down and is with steel loopback control device, it is characterized in that,
On described operator's console, have one group of loopback button, the corresponding one group of roller of each loopback button, presses next loopback button, and one group of corresponding roller is carried out the loopback operation of set time.
5. company as claimed in claim 4 moves back after stove is shut down and is with steel loopback control device, it is characterized in that,
The described set time is 6s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122216.1A CN102776352B (en) | 2011-05-12 | 2011-05-12 | Band steel return control apparatus after shutdown of continuous annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122216.1A CN102776352B (en) | 2011-05-12 | 2011-05-12 | Band steel return control apparatus after shutdown of continuous annealing furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102776352A CN102776352A (en) | 2012-11-14 |
| CN102776352B true CN102776352B (en) | 2014-08-27 |
Family
ID=47121454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110122216.1A Active CN102776352B (en) | 2011-05-12 | 2011-05-12 | Band steel return control apparatus after shutdown of continuous annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102776352B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131152B (en) * | 2014-07-15 | 2016-06-01 | 首钢总公司 | The treatment process of wooden dipper song in a kind of thin wide specification IF steel stove |
| CN112981091B (en) * | 2019-12-12 | 2022-04-15 | 上海梅山钢铁股份有限公司 | Control method for fast conveying belt after shutdown of continuous annealing furnace |
| CN115433821B (en) * | 2022-08-31 | 2023-09-26 | 鞍钢冷轧钢板（莆田）有限公司 | Method for preventing cold-rolled sheet from being scratched by abnormal shutdown of continuous annealing furnace |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101311859A (en) * | 2007-05-25 | 2008-11-26 | 上海宝信软件股份有限公司 | Method for controlling band steel continuous production units utilizing coordinating control module |
| CN101921978A (en) * | 2010-08-24 | 2010-12-22 | 苏州建莱机械工程技术有限公司 | Micro-tension control system of copper-pipe high-speed continuous induction annealing furnace |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6082620A (en) * | 1983-10-13 | 1985-05-10 | Nippon Steel Corp | Process for controlling tension in continuous annealing furnace |
| KR101070019B1 (en) * | 2003-09-04 | 2011-10-04 | 주식회사 포스코 | An apparatus for controling the support of steel plate and the zero point the tension in continuous annealing line |
-
2011
- 2011-05-12 CN CN201110122216.1A patent/CN102776352B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101311859A (en) * | 2007-05-25 | 2008-11-26 | 上海宝信软件股份有限公司 | Method for controlling band steel continuous production units utilizing coordinating control module |
| CN101921978A (en) * | 2010-08-24 | 2010-12-22 | 苏州建莱机械工程技术有限公司 | Micro-tension control system of copper-pipe high-speed continuous induction annealing furnace |
Non-Patent Citations (1)
| Title |
|---|
| JP昭60-82620A 1985.05.10 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102776352A (en) | 2012-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102776352B (en) | Band steel return control apparatus after shutdown of continuous annealing furnace | |
| CN103223418B (en) | Halting method for scrap steel of hot rolling coilers | |
| CN105344712B (en) | A kind of raw material plate of cold continuous rolling opens car method | |
| CN109332626A (en) | Hot delivering technology of CC billets directly rolls automatic ejection apparatus and method for | |
| CN103143572B (en) | Altitude air-cooling coiling tracking and coiling control system | |
| CN111438193B (en) | Control method and control system for preventing rear-end collision during rolling of rough rolling slab | |
| CN107153927B (en) | Steel production malfunction management method | |
| CN104162548A (en) | Switching method of hot-rolling recoiling machines | |
| CN102605162B (en) | Emergency state control system of continuous annealing furnace on continuous assembly line | |
| CN102634627B (en) | Control method of gas sampling and analyzing system | |
| CN115007822B (en) | Automatic blank turning and pushing system of cooling bed | |
| CN112658040B (en) | Control method and device for roll changing of hot continuous rolling finishing mill | |
| CN102896149B (en) | Hot-rolled strip steel rolling technology for preventing high-speed breaking-away of roughing mill | |
| CN114507776B (en) | Control method, device, medium and computer equipment for multi-furnace tapping | |
| CN117718453B (en) | Multi-machine multi-strand continuous casting machine, control method, control system and storage medium | |
| KR101220573B1 (en) | Method and apparatus for setting furnace temperatures of heating furnace | |
| CN102671956B (en) | Emergency stop control method of cold rolling continuous processing line | |
| KR100854858B1 (en) | Apparatus and method for working moving beam by time setting | |
| CN102071278B (en) | Method and device for automatically regulating speed of converter fan | |
| CN112642256A (en) | Temperature control method and device for activated carbon desulfurization adsorption tower | |
| CN109136944B (en) | Pickling process section acceleration control method | |
| CN114888253B (en) | Steelmaking-continuous casting process scheduling method based on converter tapping delay degree judgment | |
| CN111872343B (en) | Drop pipe scheduling system and management control method thereof | |
| KR100971606B1 (en) | Method for controlling melted steel committed order with castingmachines | |
| CN113736506B (en) | Automatic feeding and returning bisection control method, storage medium and system for cracking furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |