CN102718089A - Online strip steel CPC (center position control) audible-visual alarming system - Google Patents
Online strip steel CPC (center position control) audible-visual alarming system Download PDFInfo
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- CN102718089A CN102718089A CN2012102078001A CN201210207800A CN102718089A CN 102718089 A CN102718089 A CN 102718089A CN 2012102078001 A CN2012102078001 A CN 2012102078001A CN 201210207800 A CN201210207800 A CN 201210207800A CN 102718089 A CN102718089 A CN 102718089A
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Abstract
An online strip steel CPC (center position control) audible-visual alarming system belongs to the technical field of strip steel production. The system comprises a CPC device, an S7400 PLC (programmable logic controller), a switch value output module, an audible and visual alarm, an upper monitor reset button, and relevant communication wires, leads, wiring terminals and the like. When deviation of the strip steel from a central line exceeds a preset deviation value, control commands are output by the S7400 PLC through the switch value output module, and audible alarm and visual blinking alarm are generated by the audible and visual alarm simultaneously to alert an operator to take process actions such as reducing speed, adjusting tension and the like, so that the strip steel can be led back to a normal position as soon as possible. A controllable button is further added to an upper monitor interface to improve system functions. The controllable button is used for resetting the audible alarm while the visual blinking alarm continues, so that form of an alarming function is diversified, the alarming function is enhanced, humanization is achieved, and continuous noise disturbance is avoided. The online strip steel CPC audible-visual alarming system has the advantages that shutdown rate of a whole production line due to overrun of the center position control can be reduced greatly, and the online strip steel CPC audible-visual alarming system has fine popularization and application value.
Description
Technical field
The invention belongs to band steel technical field, a kind of band steel CPC (Center Position Control) particularly is provided the online acoustooptic alarm system of rectifying a deviation, can be widely used in being with steel to produce all kinds of deviation-rectifying systems.
Background technology
For guaranteeing band steel continuous and stable production, output strip line disposes tens of cover band steel CPC deviation correcting devices usually.Output strip line detects band steel side-play amount and hydraulic ram offset by the CPC device usually at present, and shows in real time at the upper monitoring picture, and when departure surpassed the setting departure, picture CPC side-play amount place can report to the police by Show Color.Though this color is reported to the police and played strip running deviation warning effect, the warning form is single, and warning function is not strong.In view of the operative employee will be busy with paying close attention to the reasonable disposition of a large amount of technological parameters, each zone velocity and the processing of facing on-the-spot all kinds of problems, the phenomenon of ignoring the strip running deviation warning happens occasionally.In case strip running deviation seriously will cause being with steel scratch furnace wall or broken belt situation, the processing of can only stopping.It is more loaded down with trivial details to handle the sideslip problem, particularly in the annealing furnace district, need open the operation of furnace bottom lid, and must purge after disposing, to satisfy the Atmosphere Control needs; Also will belt steel temperature changed on request according to concrete steel grade heating curve, time length needs more than 20 hours usually.So long parking is extremely unfavorable to steady production, directly has influence on production efficiency and economic benefit.Therefore effectively the machine halt trouble that causes of prevention strip running deviation is that output strip line is thirsted for the realistic problem that solves for a long time.
Summary of the invention
The object of the present invention is to provide a kind of band steel CPC (Center Position Control) online acoustooptic alarm system of rectifying a deviation; Solved strip running deviation hidden danger; The limitation that sideslip is reported to the police before having changed, it is single to have eliminated the warning form, the defective that warning function is not strong.
Concrete grammar is the measure of taking in the control program CPC band steel monitoring position; When the distance of band steel disalignment in the kink position more than or equal to ± 130mm and in annealing furnace during more than or equal to ± 20mm or hydraulic actuating cylinder skew ± 90mm; Make the combined aural and visual alarm pre-alarm, the caution operative employee in time improves the technological operation strategy.
The present invention compares with the preceding warning of change, and the form that single picture color is reminded changing is convenient to more fast ground of operative employee analysis and judgement strip running deviation phenomenon, after reasonably handling, can avoid all fronts trouble of shutdown that causes because of sideslip effectively.Be the sophisticated systems function simultaneously, also set up " Mistracking ACK " audible alarm reset button at the upper monitoring picture.After satisfying sound, light while alarm, can eliminate alarm sound like this, noisy to avoid sound to continue, make warning function have more humanistic feature.
The present invention includes: CPC deviation correcting device, S7400PLC, OBT photoelectric commutator, switching value output module, combined aural and visual alarm, upper monitoring reset button and relevant connection, lead, connection terminal etc.CPC deviation correcting device, switching value output module are connected to S7400PLC through DP net and OBT photoelectric commutator, upper monitoring server via Ethernet line and S7400PLC communication.The switching value output module is installed in operator's compartment, is connected combined aural and visual alarm with lead, connection terminal.S7400PLC exports electric signal through the switching value output module to combined aural and visual alarm when condition satisfies, produce sound and light alarm.The upper monitoring reset button is used to eliminate alarm sound, and is noisy to avoid sound to continue.Specifically see accompanying drawing 1 system hardware layout circle.
The communication of setting up the CP module 4 in stove area CPC system 12, kink CPC system 13 and the PLC system 1 through a DP netting twine 8, the 2nd DP netting twine 10 and an OBT photoelectric commutator 9, the 2nd OBT photoelectric commutator 11 is connected; The communication of setting up the CP443-5 DP communication module 4 in long-range ET200 station 15 and the PLC system 1 through a DP netting twine 8, the 3rd DP netting twine 18 and an OBT photoelectric commutator 9, the 3rd OBT photoelectric commutator 14 is connected; Setting up WinCC server 7 through ethernet 6 is connected with the communication of CP443-1 IE communication module 5 in the PLC system 1.
Switching value output module 17 at long-range ET200 station 15 is selected two output points; The first switching value output module voice output point 24 is through audible alarm power supply positive 19; Audible alarm power-20 connects the audible alarm of sound and light alarm lamp 23; Second switch amount output module voice output point 25 is positive 21 through flicker warning power supply, and the flicker that flicker warning power-22 connects sound and light alarm lamp 23 is reported to the police.
In PLC control system internal processes, find stove, exit region CPC band steel side-play amount and hydraulic ram offset, with the CPC band steel side-play amount of being gathered and the hydraulic ram offset limit all be added to one or logic in.Wherein be defined as condition 1 more than or equal to ± 130mm or in stove more than or equal to ± 20mm or hydraulic actuating cylinder skew ± 90 in the kink position when the distance of band steel disalignment.
In WinCC server 7 upper monitoring pictures, build " Mistracking ACK. (sideslip affirmation) " audible alarm reset button tag (tag name among the WinCC); In PLC control system S7 program background data piece, do with WinCC in being connected of " Mistracking ACK. " audible alarm reset button tag, purpose is that button click is cancelled audible alarm.When the strip running deviation phenomenon occurring, combined aural and visual alarm audible alarm and light flash are reported to the police, and audible alarm that at this moment can button click cancellation combined aural and visual alarm only exists light flash to report to the police.Both can accomplish that alarm lamp showed, that has avoided also that sound continues is noisy, makes warning function have more the characteristic of hommization.To click " Mistracking ACK. " audible alarm reset button and be defined as condition 2.
Satisfied when condition 1, combined aural and visual alarm was exported flicker warning, audible alarm when condition 2 satisfied;
Satisfied when condition 1, combined aural and visual alarm output flicker was reported to the police when condition 2 did not satisfy;
When condition 1 does not satisfy, when satisfying, condition 2 do not drive combined aural and visual alarm;
When condition 1 does not satisfy, when not satisfying, condition 2 do not drive combined aural and visual alarm.
When the distance of band steel disalignment in the kink position more than or equal to ± 130mm or in stove during more than or equal to ± 20mm or hydraulic actuating cylinder skew ± 90mm; The PLC system control program sends output signal for the switching value output module and drives combined aural and visual alarm; In case the audible alarm of combined aural and visual alarm is reported to the police with flicker and all obtained the 24V d. c. voltage signal, operator's compartment just obtains the sound and the flicker of strip running deviation immediately and reports to the police.The operative employee can click " Mistracking ACK. " button at WinCC upper monitoring picture for fear of a riot of sound, and in time takes to adjust related measures such as linear velocity or Tension Control and correct the band steel, just disappears up to the light flash warning just often of band steel position.
Advantage good effect of the present invention is:
Overcome the defective that the former warning form of the online deviation-rectifying system of output strip line is single, warning function is not strong; Adding a monitored picture through the combined aural and visual alarm warning reminds; Make strip steel deviation various informativeization of reporting to the police, and the caution form is stronger, is convenient to more fast ground of operative employee analysis and judgement strip running deviation phenomenon; And then in time take technological operation measures such as reduction of speed degree, tension adjustment; And then drive the CPC deviation correcting device and correct the band steel, after reasonably handling, can avoid all fronts trouble of shutdown that causes because of sideslip effectively, to enhancing productivity and the important realistic meaning of economic benefit; Solve output strip line and thirsted for the realistic problem that solves for a long time, had a good application value.
Description of drawings
Fig. 1 is the system hardware layout circle: PLC system 1, PS407-20A power module 2, CPU416-2 controller 3, CP443-5 DP communication module 4; CP443-1 IE communication module 5, ethernet communication line 6, WinCC server 7, a DP netting twine 8, the one OBT photoelectric commutators 9; The 2nd DP netting twine 10, the two OBT photoelectric commutators 11, stove area CPC system 12, kink CPC system 13; The 3rd OBT photoelectric commutator 14, long-range ET200 station 15,153 power modules 16, SM322 switching value output module 17; The 3rd DP netting twine 18, the audible alarm power supply is positive 19, audible alarm power-20, flicker warning power supply positive 21; Flicker warning power-22, visual alarm 23, the first switching value output module voice output points 24, second switch amount output module flicker output point 25.
Fig. 2 is the system software controls diagram of circuit.
The specific embodiment
The present invention includes: CPC deviation correcting device, S7400PLC, switching value output module, combined aural and visual alarm, upper monitoring reset button and relevant connection, lead, connection terminal etc.CPC deviation correcting device, switching value output module are connected to S7400PLC through DP net and OBT photoelectric commutator, upper monitoring server via Ethernet line and S7400PLC communication.The switching value output module is installed in operator's compartment, is connected combined aural and visual alarm with lead, connection terminal.S7400PLC exports electric signal through the switching value output module to combined aural and visual alarm when condition satisfies, produce sound and light alarm.The upper monitoring reset button is used to eliminate alarm sound, and is noisy to avoid sound to continue.Specifically see accompanying drawing 1 system hardware layout circle.
The communication of setting up the CP module 4 in stove area CPC system 12, kink CPC system 13 and the PLC system 1 through a DP netting twine 8, the 2nd DP netting twine 10 and an OBT photoelectric commutator 9, the 2nd OBT photoelectric commutator 11 is connected; The communication of setting up the CP443-5 DP communication module 4 in long-range ET200 station 15 and the PLC system 1 through a DP netting twine 8, the 3rd DP netting twine 18 and an OBT photoelectric commutator 9, the 3rd OBT photoelectric commutator 14 is connected; Setting up WinCC server 7 through ethernet 6 is connected with the communication of CP443-1 IE communication module 5 in the PLC system 1.
Switching value output module 17 at long-range ET200 station 15 is selected two output points; The first switching value output module voice output point 24 is through audible alarm power supply positive 19; Audible alarm power-20 connects the audible alarm of sound and light alarm lamp 23; Second switch amount output module voice output point 25 is positive 21 through flicker warning power supply, and the flicker that flicker warning power-22 connects sound and light alarm lamp 23 is reported to the police.
Practical implementation is divided into hardware installation, program design, three parts of debugging.
1, hardware mounting portion: installing a model additional at operator's compartment ET200 station is SM331 (the switching value output module of Siemens Company); Choose two switching value output point at the switching value output module, be used to install the audible alarm and the light flash warning of combined aural and visual alarm.The model of combined aural and visual alarm is IActive Line (FHF of producer), and sound and light flash all are the two wire system mode of connection, produces during module output 24V vdc and reports to the police.
2, program function part: in the PLC control system, gather CPC band steel side-play amount and hydraulic ram offset, through comparison order (>=R or=R) judge whether it transfinites, guarantee when strip running deviation, to give the switching value output module to send output signal.And make " program of " Mistracking ACK. " audible alarm reset button, through set-reset flip-floop realize to " set of " Mistracking ACK. " audible alarm reset button state with reset.Need in the WinCC picture, to make " Mistracking ACK " button, stat of configuration button (state) and cmd (order) in addition.
3, debugging part: at last under the situation that first two section is accomplished; Can in program, select the limit point set of band steel side-play amount and the hydraulic ram offset of a CPC arbitrarily; Check the feedback states of combined aural and visual alarm; If combined aural and visual alarm does not have sound or flicker to report to the police, check that earlier wiring checks program again.If the sound of combined aural and visual alarm or flicker ann test are all out of question; Click " Mistracking ACK " button then and whether can eliminate audible alarm; If or cut in and out, check whether Tag and the communication between the DB piece in the PLC program in " Mistracking ACK " button WinCC project manager correct, check again whether the set-reset flip-floop state normal in the PLC control program; Normal up to the test of audible alarm reset button, system can put into operation.
Claims (2)
1. a band steel CPC online acoustooptic alarm system of rectifying a deviation comprises: CPC deviation correcting device, S7400PLC, switching value output module, combined aural and visual alarm, upper monitoring reset button and relevant connection, lead, connection terminal; It is characterized in that: CPC deviation correcting device, switching value output module are connected to S7400PLC through DP net and OBT photoelectric commutator, upper monitoring server via Ethernet line and S7400PLC communication; The switching value output module is installed in operator's compartment, is connected combined aural and visual alarm with lead, connection terminal; S7400PLC exports electric signal through the switching value output module to combined aural and visual alarm when condition satisfies, produce sound and light alarm; The upper monitoring reset button is used to eliminate alarm sound, and is noisy to avoid sound to continue;
The communication of setting up the CP module (4) in stove area CPC system (12), kink CPC system (13) and the PLC system (1) through a DP netting twine (8), the 2nd DP netting twine (10) and an OBT photoelectric commutator (9), the 2nd OBT photoelectric commutator (11) is connected; The communication of setting up the CP443-5 DP communication module (4) in long-range ET200 station (15) and the PLC system (1) through a DP netting twine (8), the 3rd DP netting twine (18) and an OBT photoelectric commutator (9), the 3rd OBT photoelectric commutator (14) is connected; Setting up WinCC server (7) through ethernet (6) is connected with the communication of CP443-1 IE communication module (5) in the PLC system (1);
Switching value output module (17) at long-range ET200 station (15) is selected two output points; The first switching value output module voice output point (24) passes through audible alarm power supply just (19); Audible alarm power-(20) connects the audible alarm of sound and light alarm lamp (23), second switch amount output module voice output point (25) through flicker warning power supply just (21) flicker warning power-s (22) flicker that connects sound and light alarm lamp 23 report to the police.
2. according to the said band steel of the claim 1 CPC online acoustooptic alarm system of rectifying a deviation, it is characterized in that:
In PLC control system internal processes, find stove, exit region CPC band steel side-play amount and hydraulic ram offset, with the CPC band steel side-play amount of being gathered and the hydraulic ram offset limit all be added to one or logic in; Wherein, be defined as condition 1 more than or equal to ± 130mm or in stove more than or equal to ± 20mm or hydraulic actuating cylinder skew ± 90 in the kink position when the distance of band steel disalignment;
In WinCC server 7 upper monitoring pictures, build " Mistracking ACK. " audible alarm reset button tag; In PLC control system S7 program background data piece, do with WinCC in Mistracking ACK " being connected of audible alarm reset button tag, button click is cancelled audible alarm; When the strip running deviation phenomenon occurring, combined aural and visual alarm audible alarm and light flash are reported to the police, and the audible alarm of the combined aural and visual alarm of button click cancellation at this moment only exists light flash to report to the police; Both accomplished that alarm lamp showed, that has avoided also that sound continues is noisy; To click " Mistracking ACK " audible alarm reset button and be defined as condition 2;
Satisfied when condition 1, combined aural and visual alarm was exported flicker warning, audible alarm when condition 2 satisfied;
Satisfied when condition 1, combined aural and visual alarm output flicker was reported to the police when condition 2 did not satisfy;
When condition 1 does not satisfy, when satisfying, condition 2 do not drive combined aural and visual alarm;
When condition 1 does not satisfy, when not satisfying, condition 2 do not drive combined aural and visual alarm.
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| CN201210207800.1A CN102718089B (en) | 2012-06-18 | 2012-06-18 | Online strip steel CPC (center position control) audible-visual alarming system |
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| CN201210207800.1A CN102718089B (en) | 2012-06-18 | 2012-06-18 | Online strip steel CPC (center position control) audible-visual alarming system |
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| CN103130005A (en) * | 2013-02-25 | 2013-06-05 | 西安理工大学 | Strip self-centering detecting method based on infrared ray |
| CN103253539A (en) * | 2013-04-22 | 2013-08-21 | 攀钢集团攀枝花钢钒有限公司 | Control method capable of preventing strip steel of galvanizing unit from deflection and belt braking in operation |
| CN105013836A (en) * | 2015-07-25 | 2015-11-04 | 北京首钢自动化信息技术有限公司 | Device and method for controlling rolling force of temper mill in non-extending rate detection state |
| CN107226373A (en) * | 2017-06-09 | 2017-10-03 | 首钢京唐钢铁联合有限责任公司 | Early warning method and device for deviation of strip steel on cold-rolled galvanizing line |
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| CN107226373B (en) * | 2017-06-09 | 2019-06-07 | 首钢京唐钢铁联合有限责任公司 | Early warning method and device for deviation of strip steel on cold-rolled galvanizing line |
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