CN1424562A - Automatic control system for weighing and measuring square ingot for continuous casting apparatus - Google Patents
Automatic control system for weighing and measuring square ingot for continuous casting apparatus Download PDFInfo
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- CN1424562A CN1424562A CN 01135268 CN01135268A CN1424562A CN 1424562 A CN1424562 A CN 1424562A CN 01135268 CN01135268 CN 01135268 CN 01135268 A CN01135268 A CN 01135268A CN 1424562 A CN1424562 A CN 1424562A
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Abstract
The present invention provides a technical solution of the automatic controlling system for weighing and sizing the blanks in continuous casting machine. The solution is characterized in that it comprises weighing apparatus, controller for weighing and sizing and remote sizing apparatus. The weighing apparatus includes paths of rollers, hydraulic cylinder, frame of weighing scale and weighing sensor. The weighing controller outputs the really measured weight signal. There are baffles for blanks at the outlet of the paths of rollers. The controller for weighing and sizing includes input module for digital quantities, input module for analog quantities, serial interface, CPU and output module for digital quantities. The signals input from the input module for digital quantities are in position sensing signal, really measured weight input signal, hydraulic cylinder up in-position signal and hydraulic cylinder down in-position signal.
Description
Affiliated technical field:
What the present invention relates to is in the metallurgical industry, with the matched automatic control system of conticaster, and especially a kind of automatic control system for weighing and measuring square ingot for continuous casting apparatus
Background technology:
In metallurgical industry, the steel billet that goes out from the conticaster cast, to shear by certain size according to the different needs of steel rolling, in the prior art, mostly be to adopt the method for apparatus indirect labor scale to determine the length of shearing steel billet, but the precision of this scale is too poor, causes the scale rate of stocking and lumber recovery extremely low, makes the waste of steel very big.Recently people create multiple new method for scaling and equipment, as authorizing by State Intellectual Property Office and disclosed No. 98229983.4 patents " continuous casting billet length measuring device " are exactly wherein a kind of, this scheme is by the shear precision of mechanical scale by industrial control unit (ICU) control steel billet scale, though this device can improve certain sizing accuracy, but to by the variation of section, temperature, density and the pulling rate of steel billet and cause the inaccurate problem of steel billet scale to solve, therefore, this scheme also can only improve some sizing accuracies, does not have really to solve the scale problem of steel billet.
Summary of the invention:
Purpose of the present invention, be exactly at the existing in prior technology deficiency, and a kind of steel billet weight of measuring after cutting of utilizing is provided, and convert cut lengths to by weight, as the automatic control system for weighing and measuring square ingot for continuous casting apparatus technical scheme of control system feedback information.
This programme is realized by following technical measures.The characteristics of automatic control system for weighing and measuring square ingot for continuous casting apparatus mainly are made up of weighing device, weigh scale controller and remote measurement length measuring device, described weighing device includes the hydraulic cylinder of roller-way and depressing table, and weight scale frame and LOAD CELLS, the electric signal of LOAD CELLS is exported to weighing controller, weighing controller output actual measurement weight signal, in addition, the endpiece at roller-way also has liftable base baffle plate; The described scale controller of weighing includes switching input module, analog quantity load module, serial line interface, CPU and switching value output module, each module all is connected with CPU by bus with interface, wherein, the input signal that switching input module receives has the detection signal that puts in place by position detecting device, and actual measurement weight input signal, the hydraulic cylinder by weighing device is raised to a signal and hydraulic cylinder drops to a signal; The input signal that the analog quantity load module receives has by the next pulling rate signal of conticaster; The input signal that serial line interface receives has by the next scale input signal of remote measurement length measuring device; The signal of switching value output module output has the electric machines for roller of electric machines for roller in the cutting action signal, control weighing device of control cutting mechanism to open, stop the base baffle plate ascending, descending signal of base baffle plate topworks in the hydraulic cylinder ascending, descending signal of hydraulic cylinder actuators in signal, the control weighing device and the control weighing device; In addition, there is the automatic compensation model of real-time pulling rate in CPU, and the theoretical weight input signal that come by the quantitative data input media is arranged.The concrete characteristics of this programme also have, and what described remote measurement length measuring device adopted is the shooting length measuring device.The output of weighing controller also is connected with printer and display screen in the described weighing device.What the described scale controller of weighing adopted is programmable logic controller (PLC).In addition, the course of action of system's control weighing device is, square billet puts, rises base baffle plate, electric machines for roller stall in place, falls roller-way, roller-way drops to the position, implement to weigh and export actual measurement weight, rise roller-way, roller-way is raised to the position, fall the base baffle plate, electric machines for roller start, and finishes weighing action.
According to as can be known to the narration of such scheme, because hydraulic cylinder by roller-way and depressing table is arranged in this scheme, and weight scale frame and LOAD CELLS, the weighing device that also has liftable base baffle plate to form; The scale controller of forming by switching input module, analog quantity load module, serial line interface, CPU and switching value output module of weighing; And adopt the remote measurement length measuring device of shooting length measuring device to form control system.This system carries out automatic weighing by the scale controller control square billet of weighing on weighing device, and will survey weight and input to CPU, CPU will be compared by the theoretical weight of quantitative data input media input again, introduce pulling rate signal that comes by conticaster and the scale input signal that comes by the remote measurement length measuring device simultaneously, in CPU, carry out computing, draw the cutting action signal output control cutting mechanism that scale is revised and shear by the automatic compensation model of real-time pulling rate.As seen native system is by measuring the weight of square billet, and convert a kind of measure of length to by weight by the Weight control scale, event just can not have influence on the precision of scale to the variation of section, temperature, density and the pulling rate of steel billet, sizing accuracy is improved greatly, can reach at every turn in 0.5 centimetre.This shows, the invention solves the automatic gauging problem of continuous casting square billet, so compared with prior art, have outstanding substantive distinguishing features and obvious improvement, its implementation result also is conspicuous.
Description of drawings:
Fig. 1 is the block diagram of system of the present invention.
Fig. 2 is the synoptic diagram of weighing device structure among Fig. 1.
Fig. 3 is the synoptic diagram of weighing device motion flow in the control system of the present invention.
1 is the quantitative data input media among the figure, and 2 is position detecting device, and 3 is weighing device, 4 are the scale controller of weighing, and 5 are the remote measurement length measuring device, and 6 is cutting mechanism, 7 is electric machines for roller, and 8 is hydraulic actuating mechanism, and 9 is base baffle plate topworks, 10 is roller-way, and 11 is LOAD CELLS, and 12 is the weight scale frame, 13 is the base baffle plate, and 14 is hydraulic cylinder, and 15 is weighing controller, 16 is printer, and 17 is display screen; A is a switching input module, and B is the analog quantity load module, and C is a central processor CPU, and D is a serial line interface, and E is the switching value output module; A is the theoretical weight input signal, b is the detection signal that puts in place, c is actual measurement weight input signal, and d is that hydraulic cylinder is raised to a signal, and e is that hydraulic cylinder drops to a signal, f is the pulling rate signal, g is the scale input signal, and h is the cutting action signal, and i is that electric machines for roller open, stop signal, j is a hydraulic cylinder ascending, descending signal, and k is a base baffle plate ascending, descending signal.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, this programme is illustrated below by an embodiment.
By accompanying drawing as can be seen, the characteristics of this programme automatic control system for weighing and measuring square ingot for continuous casting apparatus mainly are by weighing device (3), weigh scale controller (4) and remote measurement length measuring device (5) formed, described weighing device (3) includes roller-way (10) and supports the also hydraulic cylinder (14) of liftable roller-way (10), and the weight scale frame (12) and the LOAD CELLS (11) that are used for the weighing square billet, the electric signal of LOAD CELLS (11) is exported to weighing controller (15), weighing controller (15) output actual measurement weight signal (c) also is connected with printer (16) and display screen (17) simultaneously, in addition, also be useful at the endpiece of roller-way (10) and stop square billet and liftable base baffle plate (13); The described scale controller (4) of weighing includes switching input module (A), analog quantity load module (B), serial line interface (D), CPU (C) and switching value output module (E), each module all is connected with CPU by bus with interface, wherein, the input signal that switching input module (A) receives has the detection signal that puts in place (b) by the position detecting device (2) of routine, and actual measurement weight input signal (c), the hydraulic cylinder by weighing device (3) is raised to a signal (d) and hydraulic cylinder drops to a signal (e); The input signal that analog quantity load module (B) receives has by the next pulling rate signal (f) of conticaster; The input signal that serial line interface (D) receives has by the next scale input signal (g) of remote measurement length measuring device (5); The signal of switching value output module (E) output has the electric machines for roller of electric machines for roller (7) in the cutting action signal (h), control weighing device (3) of control cutting mechanism (6) to open, stop the hydraulic cylinder ascending, descending signal (j) of hydraulic cylinder actuators (8) in signal (i), the control weighing device (3) and the base baffle plate ascending, descending signal (k) of the middle base baffle plate topworks (9) of control weighing device (3); In addition, have the automatic compensation model of real-time pulling rate in CPU, and the theoretical weight input signal (a) that come by quantitative data input media (1) is arranged, quantitative data input media (1) can adopt conventional digital input unit, as input keyboard etc.What described remote measurement length measuring device (5) adopted is the shooting length measuring device of using the CCD image processing technique.What the described scale controller (4) of weighing adopted is programmable logic controller (PLC), i.e. PLC.In addition, the action of weighing of system's control weighing device (3) is carried out fully automatically, its action control procedure is, square billet puts, rises base baffle plate, electric machines for roller stall in place, falls roller-way, roller-way drops to the position, implement to weigh and export actual measurement weight, rise roller-way, roller-way is raised to the position, fall the base baffle plate, electric machines for roller start, finish weighing action, and so repeatedly.This programme adopts is method with hydraulic cylinder (14) rise and fall roller (10), also can adopt the method for lifting weight scale frame (12) or directly weighs on roller-way (10), and its effect is identical basically.
Claims (5)
1. automatic control system for weighing and measuring square ingot for continuous casting apparatus, its feature mainly is made up of weighing device, weigh scale controller and remote measurement length measuring device, described weighing device includes the hydraulic cylinder of roller-way and depressing table, and weight scale frame and LOAD CELLS, the electric signal of LOAD CELLS is exported to weighing controller, weighing controller output actual measurement weight signal in addition, also has liftable base baffle plate at the endpiece of roller-way; The described scale controller of weighing includes switching input module, analog quantity load module, serial line interface, CPU and switching value output module, each module all is connected with CPU by bus with interface, wherein, the input signal that switching input module receives has the detection signal that puts in place by position detecting device, and actual measurement weight input signal, the hydraulic cylinder by weighing device is raised to a signal and hydraulic cylinder drops to a signal; The input signal that the analog quantity load module receives has by the next pulling rate signal of conticaster; The input signal that serial line interface receives has by the next scale input signal of remote measurement length measuring device; The signal of switching value output module output has the electric machines for roller of electric machines for roller in the cutting action signal, control weighing device of control cutting mechanism to open, stop the base baffle plate ascending, descending signal of base baffle plate topworks in the hydraulic cylinder ascending, descending signal of hydraulic cylinder actuators in signal, the control weighing device and the control weighing device; In addition, there is the automatic compensation model of real-time pulling rate in CPU, and the theoretical weight input signal that come by the quantitative data input media is arranged.
2. automatic control system for weighing and measuring square ingot for continuous casting apparatus according to claim 1, what it is characterized in that described remote measurement length measuring device employing is the shooting length measuring device.
3. automatic control system for weighing and measuring square ingot for continuous casting apparatus according to claim 1 and 2 is characterized in that the output of weighing controller in the described weighing device also is connected with printer and display screen.
4. automatic control system for weighing and measuring square ingot for continuous casting apparatus according to claim 3, what the scale controller that it is characterized in that weighing adopted is programmable logic controller (PLC).
5. automatic control system for weighing and measuring square ingot for continuous casting apparatus according to claim 3, the course of action that it is characterized in that system's control weighing device is, square billet puts, rises base baffle plate, electric machines for roller stall in place, falls roller-way, roller-way drops to the position, implement to weigh and export actual measurement weight, rise roller-way, roller-way is raised to the position, fall the base baffle plate, electric machines for roller start, and finishes weighing action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01135268 CN1424562A (en) | 2001-12-10 | 2001-12-10 | Automatic control system for weighing and measuring square ingot for continuous casting apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01135268 CN1424562A (en) | 2001-12-10 | 2001-12-10 | Automatic control system for weighing and measuring square ingot for continuous casting apparatus |
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| CN1424562A true CN1424562A (en) | 2003-06-18 |
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| CN 01135268 Pending CN1424562A (en) | 2001-12-10 | 2001-12-10 | Automatic control system for weighing and measuring square ingot for continuous casting apparatus |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011003325A1 (en) * | 2009-07-06 | 2011-01-13 | 湖南三一智能控制设备有限公司 | Inclination angle sensor and inclination angle control system |
| CN102346066A (en) * | 2011-09-20 | 2012-02-08 | 中冶南方工程技术有限公司 | Roller way weighing device |
| CN102853884A (en) * | 2012-09-13 | 2013-01-02 | 中冶华天南京工程技术有限公司 | Billet weigher |
| CN103482145A (en) * | 2013-09-22 | 2014-01-01 | 芜湖万向新元环保科技有限公司 | Automatic weighing rail |
| CN103586291A (en) * | 2013-11-17 | 2014-02-19 | 山东鲁南衡器有限公司 | Roller way balance |
| CN104128580A (en) * | 2014-07-17 | 2014-11-05 | 中冶连铸技术工程有限责任公司 | Method and system for conducting fault early-warning through fixed sizes and fixed weights of continuous casting billets |
| CN106475543A (en) * | 2016-11-16 | 2017-03-08 | 北京科技大学 | A kind of continuous casting billet cutting process scale compensation method |
| CN108015359A (en) * | 2017-12-17 | 2018-05-11 | 江苏日升电力机械有限公司 | A kind of high-strength big-diameter ductile iron pipe production cutter device |
| CN109014105A (en) * | 2018-09-06 | 2018-12-18 | 中冶华天工程技术有限公司 | A kind of process facility and method carrying out continuous casting billets of fixed weight based on neural network method |
| CN109238418A (en) * | 2018-10-26 | 2019-01-18 | 山东钢铁集团日照有限公司 | A kind of roller-way weighing apparatus automatic metering system and its method based on weighing controller |
| CN110702192A (en) * | 2019-10-17 | 2020-01-17 | 山东钢铁集团日照有限公司 | Automatic metering implementation method of steel coil scale based on instrument |
| CN112710368A (en) * | 2020-12-18 | 2021-04-27 | 张家港宏昌钢板有限公司 | Online automatic weighing system of finished product balance |
-
2001
- 2001-12-10 CN CN 01135268 patent/CN1424562A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011003325A1 (en) * | 2009-07-06 | 2011-01-13 | 湖南三一智能控制设备有限公司 | Inclination angle sensor and inclination angle control system |
| CN102346066A (en) * | 2011-09-20 | 2012-02-08 | 中冶南方工程技术有限公司 | Roller way weighing device |
| CN102853884A (en) * | 2012-09-13 | 2013-01-02 | 中冶华天南京工程技术有限公司 | Billet weigher |
| CN103482145A (en) * | 2013-09-22 | 2014-01-01 | 芜湖万向新元环保科技有限公司 | Automatic weighing rail |
| CN103586291A (en) * | 2013-11-17 | 2014-02-19 | 山东鲁南衡器有限公司 | Roller way balance |
| CN104128580A (en) * | 2014-07-17 | 2014-11-05 | 中冶连铸技术工程有限责任公司 | Method and system for conducting fault early-warning through fixed sizes and fixed weights of continuous casting billets |
| CN104128580B (en) * | 2014-07-17 | 2016-05-11 | 中冶连铸技术工程有限责任公司 | A kind of continuous casting fixed-length is the method and system of heavy fault pre-alarming surely |
| CN106475543A (en) * | 2016-11-16 | 2017-03-08 | 北京科技大学 | A kind of continuous casting billet cutting process scale compensation method |
| CN108015359A (en) * | 2017-12-17 | 2018-05-11 | 江苏日升电力机械有限公司 | A kind of high-strength big-diameter ductile iron pipe production cutter device |
| CN109014105A (en) * | 2018-09-06 | 2018-12-18 | 中冶华天工程技术有限公司 | A kind of process facility and method carrying out continuous casting billets of fixed weight based on neural network method |
| CN109238418A (en) * | 2018-10-26 | 2019-01-18 | 山东钢铁集团日照有限公司 | A kind of roller-way weighing apparatus automatic metering system and its method based on weighing controller |
| CN110702192A (en) * | 2019-10-17 | 2020-01-17 | 山东钢铁集团日照有限公司 | Automatic metering implementation method of steel coil scale based on instrument |
| CN112710368A (en) * | 2020-12-18 | 2021-04-27 | 张家港宏昌钢板有限公司 | Online automatic weighing system of finished product balance |
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