CN100538277C - The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method - Google Patents
The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method Download PDFInfo
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- CN100538277C CN100538277C CNB2007100524280A CN200710052428A CN100538277C CN 100538277 C CN100538277 C CN 100538277C CN B2007100524280 A CNB2007100524280 A CN B2007100524280A CN 200710052428 A CN200710052428 A CN 200710052428A CN 100538277 C CN100538277 C CN 100538277C
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Abstract
The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method relate to a kind of detection method.For overcoming the existing deficiency of measuring rotary type annealing furnace furnace rotating distance and speed method, the invention provides a kind of pick-up unit and a kind of detection method, by being installed on backguy scrambler on the annealing furnace hydraulic cylinder along the displacement of push rod orientation measurement.Signal after encoder output will be modulated by signal adapter (EMB) is delivered to process computer.Obtain the stroke actual value of siege rotation and the instantaneous velocity value of siege rotation after machine is handled as calculated.The present invention has adopted incorporate backguy scrambler to replace traditional contactless displacement detecting sensor, and in measuring process, realized computerize, thereby system architecture is simplified, reduced cost, the ability and the efficient of data management have also been improved greatly, strengthen serviceable life greatly, strengthened the transparency of production run simultaneously, therefore is beneficial to and applies.
Description
Technical field
The present invention relates to a kind of pick-up unit and detection method.
Background technology
The orientation silicon steel rotary high-temperature annealing furnace is driven by hydraulic system, the batch (-type) operation.In the identical time interval, stove is rotated identical angle exactly.From technological angle, reasonably control rotational speed, reduce the time that siege rotates through transient the production capacity that improves heating furnace is had positive meaning.
Detection to rotary high-temperature annealing furnace bed rotating distance in the prior art is the linear displacement transducer that adopts based on the non-contact detection principle.This sensor is because the intrinsic limitation of its principle of work, factors such as impact that in promoting the siege rotary course, exist during because of its hydraulic system speed governing in addition, maintenance is very big and serviceable life is very short (on average about 3 months) in the actual detected process, and is therefore bigger to finishing normal measuring task influence.Be to detect the instantaneous velocity of siege rotation, also configuration speed detecting sensor and self-recording device obtain the data and the curve of rotational speed in addition, therefore have the cost height and install loaded down with trivial details, the drawback that maintenance workload is big.The speed detection sensor that uses also only uses in debug process, after finishing, debugging promptly takes off, owing to can not when real work, use, therefore can not timely monitor, therefore the state in the time of can't understanding equipment work, because situations such as speed drift appear in equipment operation easily after a period of time, but can not in time be found by present detection method, therefore influence normal rhythm of production.
Summary of the invention
The objective of the invention is to overcome the existing deficiency of measuring rotary type annealing furnace furnace rotating distance and speed method, provide a kind of reliable more and can satisfy pick-up unit and the method that measuring accuracy requires, can realize the rotating distance and the speed of annealing furnace are monitored by this device and method.
Purpose of the present invention is achieved by the following scheme:
The pick-up unit of a kind of silicon steel rotary type annealing furnace furnace bed rotating distance and speed, the backguy scrambler is installed on the hydraulic cylinder body 2-1, the piston end of hydraulic cylinder push rod 2-2 is fixed in the termination of scrambler drag-line 1-1, the output terminal of scrambler 1 is by the input end of signal cable 3 connection procedure control computer 4, and the output terminal of process computer 4 connects host computer 5.
A kind of silicon steel rotary type annealing furnace furnace bed rotating distance and speed detection method, the stroke that the backguy scrambler moves the hydraulic cylinder push rod that collects converts pulse train to and is transferred to high-speed counting template in the process computer by signal cable, after handling according to a conventional method, the high-speed counting template obtains bed rotating distance, by being carried out differential calculation, rotating distance obtains the siege rotational speed again, utilize known method to convert the time rate curve to gained speed, the display demonstration by host computer of described stroke, speed and time rate curve is got final product.
Because the present invention has adopted incorporate backguy scrambler to replace traditional contactless displacement detecting sensor, and in measuring process, realized computerize, needn't dispose extra speed pickup and registering instrument again, thereby the system architecture of making and installation all are simplified, reduce cost, also improved the ability and the efficient of data management greatly.Simultaneously, the reliable easy maintenance of native system equipment work, increase serviceable life greatly, can reach more than 3 years at least.
The present invention not only can use when debugging, and in siege work, can use equally, because stroke, speed and time rate curve can show on display at any time, make producers can monitor current physical location and the movement velocity of siege rotation at any time, strengthened the transparency of production run, at any time the problem that exists in the discovery work and handling at any time, thereby can not influence normally carrying out of production.
The traveled distance that the present invention rotates siege, velocity feedback are in the process control computing machine, utilize process computer hydraulic system to be controlled the accurate location that to realize siege again, constituted closed-loop control, therefore be beneficial to and apply the siege stroke.
Description of drawings
Fig. 1 is the structural representation of pick-up unit of the present invention;
Fig. 2 is the structural representation of hydraulic cylinder and annealing furnace mutual alignment relation;
Fig. 3 is an annealing furnace fluid power system structural representation.
Embodiment
Describe the preferred embodiment of the invention in detail below in conjunction with accompanying drawing.
Silicon steel rotary type annealing furnace furnace carries out driven in rotation by hydraulic cylinder: in the lower end of annealing furnace 8 hydraulic cylinder 9 is set, the cylinder body of hydraulic cylinder 9 is fixed, cylinder body can be fixed on the ground or support on, rotatable axle also can be set between cylinder body and ground or support, can make between hydraulic cylinder and support or the ground like this and can realize small angle oscillation, thereby the convenient annealing furnace that promotes rotates.The block 6 that contacts with the push rod of hydraulic cylinder 9 is set on described annealing furnace 8, and block 6 is a plurality of and is evenly distributed on the circumference of annealing furnace outside surface, acts on the purpose of realization promotion annealing furnace 8 rotations on the block 6 by the push rod of hydraulic cylinder 9.The concrete structure of silicon steel rotary type annealing furnace furnace bed rotating distance of the present invention and speed detector is, the backguy scrambler is installed on the cylinder body of hydraulic cylinder 9, the piston end of the push rod of hydraulic cylinder 9 is fixed in the drag-line termination of scrambler 1, the output terminal of scrambler 1 is by the input end of signal cable 3 connection procedure control computer 4, and the output terminal of process computer 4 connects host computer 5.For electrical specification and the computer control system that makes scrambler is complementary, on the signal cable 3 between the output terminal of process computer 4 and scrambler 1, also be serially connected with signal adapter 7, present embodiment has adopted independently signal adapter (EMB) especially, the push-pull circuit of EMB is isolated output and input signal, improved the frequency characteristic of signal simultaneously, help the signal transmission on the long transmission line, and be complementary with output stage.
By being installed on backguy scrambler on the annealing furnace 8 main hydraulic-driven cylinder bodies along the displacement of push rod orientation measurement, signal after scrambler 1 output signal will be modulated by signal adapter (EMB) 7 is delivered to process computer 4, obtains the stroke actual value of siege rotation and the instantaneous velocity value of siege rotation after machine is handled as calculated.Concrete grammar is, the stroke that backguy scrambler 1 moves the hydraulic cylinder push rod that collects converts pulse train to and is transferred to high-speed counting template in the process computer 4 by signal cable 3, after handling according to a conventional method, the high-speed counting template obtains bed rotating distance, by being carried out differential calculation, rotating distance obtains the siege rotational speed again, utilize known method to convert the time rate curve to gained speed, the display demonstration by host computer 5 of described stroke, speed and time rate curve is got final product.
Simultaneously, can also in host computer, adopt Database Systems that the data that process computer calculates output are carried out historical data archiving.Can finish management work such as statistics to historical data, inquiry easily by means of database function.
It is known that the gained rate conversion is become the method for time rate curve, and such as adopting Siemens WinCC software, software can be installed in the process computer 4, also can be installed in the host computer 5.
Output pulse signal is delivered to the high speed counting module (FM) of process computer by EMB.In the FM module, in a continuous manner input pulse is counted.According to the relation of the mechanical angle stroke and the electric number of degrees and the calibration of scrambler, in process computer, the data that read are converted to the traveled distance of siege rotation.Adopt the error of the stroke of siege that this cover detection method detects rotation to be ± 1mm.For the detection of siege rotational speed based on the detection of rotating distance.Under actual conditions, there is differential relationship between the instantaneous velocity of the hydraulic drive cylinder in the motion and bed rotating distance about the time.Can obtain the instantaneous velocity that siege moves by rotating distance being carried out differential calculation.Therefore additional configuration speed pickup no longer in this detection method.
The model of employed signal adapter can be EMB5L8/24P5L or EMB5L8/24P8/24P.
In actual applications, grow (〉 300M apart from far thereby signal cable often between the actual detected point of general annealing furnace and opertaing device), be to strengthen the signal of transmission, can eliminate that the output terminal at scrambler has adopted line driver owing to the effect of electrical Interference in signals transmission simultaneously.The interference of Cun Zaiing belongs to common mode interference basically like this, so to the transmission of data be received in the passage of two complementations and carry out in differential mode.
In addition, for convenience realize control to drive system according to pick-up unit of the present invention and detection method, the input end that the output terminal of process computer 4 can be connected fluid power system, the output terminal of fluid power system connects hydraulic cylinder, uses the control of present known control method realization to fluid power system.
Fig. 3 is an annealing furnace fluid power system structural representation.When process computer is transferred to host computer with stroke, speed and time rate curve, discharge characteristic according to proportional reversing valve, the control signal that the electrical control signal of speed is converted into hydraulic system is exported to connected proportional amplifier continuously, the passing ratio amplifier is exported to the operation valve group of hydraulic system, realizes the speed control of hydraulic cylinder.
Need to prove; technical scheme of the present invention is not limited to the siege of silicon steel rotary type annealing furnace furnace is detected; for other rotation sieges such as heating furnace etc.; also can use the detection of technical scheme realization rotating distance of the present invention and speed, therefore also all within protection scope of the present invention.
Claims (9)
1. the pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed, it is characterized in that backguy scrambler (1) is installed on the cylinder body of hydraulic cylinder (9), the piston end of hydraulic cylinder push rod is fixed in the termination of scrambler drag-line (1-1), the output terminal of backguy scrambler (1) is by the input end of signal cable (3) connection procedure control computer (4), and the output terminal of process computer (4) connects host computer (5).
2. the pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance according to claim 1 and speed is characterized in that also being serially connected with signal adapter (7) on the signal cable (3) between the output terminal of described process computer (4) and backguy scrambler (1).
3. the pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance according to claim 2 and speed, the model that it is characterized in that described signal adapter are EMB5L8/24P5L or EMB5L8/24P8/24P.
4. the pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance according to claim 1 and speed is characterized in that the output terminal of described backguy scrambler adopts line driver.
5. according to the pick-up unit of claim 1,2,3 or 4 described silicon steel rotary type annealing furnace furnace bed rotating distances and speed, it is characterized in that annealing furnace rotates by Driven by Hydraulic Cylinder: hydraulic cylinder body is fixed, the block (6) that contacts with the hydraulic cylinder push rod is set on described annealing furnace.
6. the pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance according to claim 5 and speed is characterized in that the output terminal of process computer (4) connects the input end of fluid power system, and the output terminal of fluid power system connects hydraulic cylinder.
7. method that the pick-up unit that utilizes described silicon steel rotary type annealing furnace furnace bed rotating distance of claim 1 and speed detects, it is characterized in that stroke that the backguy scrambler moves the hydraulic cylinder push rod that collects converts pulse train to and is transferred to high-speed counting template in the process computer by signal cable, after handling according to a conventional method, the high-speed counting template obtains bed rotating distance, by being carried out differential calculation, rotating distance obtains the siege rotational speed again, utilize known method to convert the time rate curve to gained siege rotational speed, with described bed rotating distance, siege rotational speed and time rate curve get final product by the display demonstration of host computer.
8. method according to claim 7 is characterized in that being provided with in process computer (4) or the host computer (5) the Siemens WinCC software that is used to draw the time rate curve.
9. method according to claim 7, it is characterized in that process computer is with bed rotating distance, siege rotational speed and when the time, rate curve was transferred to host computer, the control signal that siege rotational speed value is changed into hydraulic system is exported to the proportional amplifier that is connected with process computer continuously, thereby the passing ratio amplifier is exported to the control of HYDRAULIC CONTROL SYSTEM valve group realization to hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100524280A CN100538277C (en) | 2007-06-08 | 2007-06-08 | The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100524280A CN100538277C (en) | 2007-06-08 | 2007-06-08 | The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method |
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| Publication Number | Publication Date |
|---|---|
| CN101063622A CN101063622A (en) | 2007-10-31 |
| CN100538277C true CN100538277C (en) | 2009-09-09 |
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| CNB2007100524280A Expired - Fee Related CN100538277C (en) | 2007-06-08 | 2007-06-08 | The pick-up unit of silicon steel rotary type annealing furnace furnace bed rotating distance and speed and method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102225533A (en) * | 2011-05-03 | 2011-10-26 | 桂林市同力自动化系统有限责任公司 | Surface grinder numerical control system with bumpy grinding function |
| CN103388066B (en) * | 2012-05-10 | 2014-11-05 | 五冶集团上海有限公司 | Control method of installation precision of centralized transmission roller table of oriented silicon steel annealing furnace |
| CN103234500B (en) * | 2013-03-29 | 2015-05-06 | 中国科学院自动化研究所 | Brake displacement measuring device for unmanned dynamic delta wing and calibration method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5681525A (en) * | 1994-12-21 | 1997-10-28 | Coble; Gary L. | Cast refractory base segments and modular fiber seal system for single-stack annealing furnace |
| CN1553136A (en) * | 2003-05-28 | 2004-12-08 | 飙 赵 | Shaft tracted shift sensor |
| CN1570556A (en) * | 2004-05-12 | 2005-01-26 | 清华大学 | Measuring device and method for spatial pose of rigid body |
| CN2760043Y (en) * | 2004-12-27 | 2006-02-22 | 宝山钢铁股份有限公司 | Ring-shaped high-temperature tunnel type annealing device |
-
2007
- 2007-06-08 CN CNB2007100524280A patent/CN100538277C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5681525A (en) * | 1994-12-21 | 1997-10-28 | Coble; Gary L. | Cast refractory base segments and modular fiber seal system for single-stack annealing furnace |
| CN1553136A (en) * | 2003-05-28 | 2004-12-08 | 飙 赵 | Shaft tracted shift sensor |
| CN1570556A (en) * | 2004-05-12 | 2005-01-26 | 清华大学 | Measuring device and method for spatial pose of rigid body |
| CN2760043Y (en) * | 2004-12-27 | 2006-02-22 | 宝山钢铁股份有限公司 | Ring-shaped high-temperature tunnel type annealing device |
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| CN101063622A (en) | 2007-10-31 |
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Effective date of registration: 20170711 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430083 Qingshan District, Hubei, Wuhan factory before the door No. 2 Patentee before: Wuhan Iron & Steel (Group) Corp. |
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