CN203494899U - Strip steel thickness control device of strip steel cold-rolling mill - Google Patents
Strip steel thickness control device of strip steel cold-rolling mill Download PDFInfo
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- CN203494899U CN203494899U CN201320545594.5U CN201320545594U CN203494899U CN 203494899 U CN203494899 U CN 203494899U CN 201320545594 U CN201320545594 U CN 201320545594U CN 203494899 U CN203494899 U CN 203494899U
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- control device
- thickness control
- laser
- steel thickness
- protective cradle
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Abstract
The utility model discloses a strip steel thickness control device of a strip steel cold-rolling mill. The strip steel thickness control device comprises a laser speed measuring head, wherein the laser speed measuring head is installed on a rolling mill body, the laser speed measuring head is connected with a laser path barrel, the laser path barrel is connected with a signal controller, the signal controller is connected with a bus controller, the bus controller is connected with an HM1 human-machine interface, a protection support is arranged outside the laser speed measuring head and the laser path barrel, and the protection support is connected with the rolling mill body. By adopting the strip steel thickness control device, a speed measuring instrument and accessories thereof can be effectively protected, the stroke times of the speed measuring instrument by the strip steel in the strip penetrating process or the strip broken process can be calculated, the stroke times can be immediately displayed on an HMI interface once exceeding the set value, the speed measuring instrument can be maintained by the maintenance personnel in time, and the defective coil caused by the failure of the speed measuring instrument can be avoided.
Description
Technical field
The utility model relates to steel processing device technical field, relates in particular to a kind of cold strip mill belt steel thickness control device, can automatically calculate self suffered protective device that impacts number of times.
Background technology
Prior art is in cold-rolling mill production process, and laser velocimeter participates in second flow and controls, directly impact band steel finished product thickness precision.So guarantee normally coming into operation of laser velocimeter.Laser velocimeter in process of production, occur when with steel threading or broken belt by situation about impacting with steel or fragment, and follow the suddenly vibration of band steel or broken belt to cause the media such as emulsion to be easy to be splashed on laser velocimeter, so to guarantee tachymeter certain difficulty that normally comes into operation.Laser velocimeter is very easily subject to the impact of environment as highly sophisticated device, as hit vibration, fog, emulsion, greasy filth etc., the tachymeter making and path cylinder overwhelm, cylinder edge, path greasy filth is many, laser is dispersed, detection window is dirty, laser path is blocked etc., thereby cause tachymeter quality factor to decline, cannot normally come into operation.So the actual running time of laser velocimeter and suffered cycle are taken advantage of inverse relation, normal running time is long at least for cycle, and cycle at most running time is short.The cold strip mill of prior art belt steel thickness control device is installed laser speedometer head on rolling mill body, and laser path cylinder is installed on Laser Measuring kinetic head, and laser is gone out by laser velocimeter hair, is mapped to the enterprising line speed of band steel measures through laser path cylinder.Measuring-signal is transferred to signal controller after being detected by speed head, and rate signal is transferred to control system after conversion process, participates in milling train second flow THICKNESS CONTROL.The course of work of existing laser velocimeter:
1, after milling train a time threading or the anti-threading of two passages complete, cycling start order provides;
2, tachymeter signal processor is received milling train cycling start order, opens laser shutter shutter;
3, milling train plays vehicle speed lifting, and speed quality factor meets the requirements, and laser velocimeter comes into operation;
4, during milling train whipping, Speed Reduction, speed quality factor, lower than setting value, is cancelled the laser velocimeter that comes into operation;
5, milling train stops while unloading volume, and tachymeter cuts out shutter, waits for the threading of next volume.
The shortcoming that existing tachymeter exists: Laser Measuring kinetic head and path cylinder are all exposed in milling train when normal steel rolling, occur when with steel threading or broken belt by situation about impacting with steel or fragment, and follow the vibration suddenly of band steel or broken belt to cause the media such as emulsion to be easy to be splashed on laser velocimeter, the tachymeter making and path cylinder overwhelm, cylinder edge, path greasy filth is many, laser is dispersed, detection window is dirty, laser path is blocked etc., cause laser velocimeter normally to come into operation, greatly affect rolling mill thickness control accuracy.
Summary of the invention
The above-mentioned shortcoming existing in order to overcome prior art, the utility model provides the protective device of a kind of cold strip mill with laser velocimeter; Steel protective cradle can effectively be protected tachymeter and annex thereof on the one hand; can calculate on the other hand the number of times that impacts of in threading or broken belt process tachymeter institute tape steel; once surpass set point number value; can be in time in HMI interface display; attendant in time spot check safeguards tachymeter, has avoided because not finding in time that tachymeter fault causes the generation of substandard products volume.
The technical scheme that the utility model solves thorny problem is:
A kind of cold strip mill belt steel thickness control device; comprise Laser Measuring kinetic head; Laser Measuring kinetic head is installed on rolling mill body; Laser Measuring kinetic head is connected with laser path cylinder; laser path cylinder is connected with signal controller, and signal controller is connected with bus control unit, and bus control unit is connected with HMI man-machine interface; the outside of described Laser Measuring kinetic head and laser path cylinder is provided with protective cradle, and described protective cradle is connected with rolling mill body.
Described bus control unit adopts VME controller, and VME controller comprises analog signal input card, tally, and wherein analog signal input card is connected with signal controller, and tally is connected with HMI man-machine interface.
In described protective cradle, be provided with non-contact detection element, non-contact detection element is connected with tally.
Described non-contact detection element is inlaid in 4 interior angles of protective cradle.Described non-contact detection element is limit switch.
Described non-contact detection element measurement zone and bracket edge are apart from > 2cm.Guarantee not produce interfering signal with support, and non-contact detection element can when hitting, band steel be effectively protected in embedded installation.
The material of described protective cradle adopts steel pipe or angle bar.
Described protective cradle is the deltiod of steel pipe manufacturing.Not only protect laser speedometer head and laser path cylinder, and can improve the ability of anti-fight, can provide convenience for detecting element lays circuit.
Described protective cradle and rolling mill body welding.Described protective cradle adopts cuboid or square frame structure, is provided with the ability of web beam, reinforcement anti-fight at each inner surface.
Described tally adopts the transmission of Green code data format.
Described bus control unit adopts VME controller, and VME controller adopts the bus control unit based on the embedded real-time high speed transmission technology of Vxworks.Electric control system adopts the VME bus control unit of European standard, utilizes subcard in counter plate VIP616 to realize processing and the transmission of data.
The beneficial effects of the utility model are:
1. effectively protect Laser Measuring kinetic head and laser path cylinder; can accurately detect the number of times that impacts at tachymeter position; when there is rolling environmental abnormality situation, report to the police in HMI man-machine interface in time; convenient operation personnel find and safeguard in time laser velocimeter instrument system; guarantee normally coming into operation of laser velocimeter in rolling process, guaranteed belt steel thickness control accuracy.
2. simple in structure, be convenient to safeguard and install simply, can be generalized on other astute measuring instruments that need protection.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Wherein, 1-Laser Measuring kinetic head, 2-laser path cylinder, 3-signal controller, 4-VME controller, 5-analog signal input card, 6-tally, 7-protective cradle, 8-non-contact detection element, 9-rolling mill body, 10-HMI man-machine interface.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
A kind of cold strip mill belt steel thickness control device; as shown in Figure 2; comprise Laser Measuring kinetic head 1; Laser Measuring kinetic head 1 is installed on rolling mill body 9, and Laser Measuring kinetic head 1 is connected with laser path cylinder 2, and laser path cylinder 2 is connected with signal controller 3; signal controller 3 is connected with bus control unit; bus control unit is connected with HMI man-machine interface 10, and the outside of described Laser Measuring kinetic head 1 and laser path cylinder 2 is provided with protective cradle 7, and described protective cradle 7 is connected with rolling mill body 9.Laser is sent by Laser Measuring kinetic head 1, is mapped to the enterprising line speed of band steel measures through laser path cylinder 2.Adopt protective cradle 7 structures, can directly Laser Measuring kinetic head and laser path cylinder be protected.
Described bus control unit adopts VME controller, and VME controller comprises analog signal input card 5, tally 6, and wherein analog signal input card 5 is connected with signal controller 3, and tally 6 is connected with HMI man-machine interface.Measuring-signal is transferred to signal controller 3 after being detected by Laser Measuring kinetic head 1, and the analog signal input card 5 that rate signal is transferred to VME controller after conversion process participates in the second flow control in the thick control pattern of milling train.
In described protective cradle 7, be provided with non-contact detection element 8, non-contact detection element 8 is connected with tally 6.When four embedded non-contact detection elements 8 of protective cradle detect band steel while impacting protective cradle signal, by circuit by this signal after DBA signal controller 3 is processed, pass to VME controller 4.The number of times that impacts that produces the protective cradle at HMI interface by VME director demon operation shows, once surpass the number of times that impacts of setting, HMI interface automatically shows that needs are fixing or safeguards the information of protective cradle, and impacts the red sudden strain of a muscle warning in number of times place at HMI record.
Described non-contact detection element 8 is inlaid in 4 interior angles near protective cradle.Be inlaid in the non-contact detection element 8 of 4 interior angles of protective cradle, the signal being impacted be transferred to the tally 6 of VME controller 4, VME controller shows the number of times of statistics in HMI man-machine interface 10.Described non-contact detection element is limit switch.As another implementation method of the present utility model, the above-mentioned protective cradle that is installed on rolling mill body, material can replace with steel pipe, and structure is identical.The non-contact detection element of setting-in adopts limit switch, and the position that leans out of adjusting limit switch during use, avoids being with steel to break.
Described non-contact detection element 8 measurement zones and bracket edge are apart from > 2cm.Guarantee not produce interfering signal with support, and non-contact detection element can when hitting, band steel be effectively protected in embedded installation.
The material of described protective cradle 7 adopts steel pipe or angle bar.By four non-contact detection elements 8 of setting-in; the band steel that can gather laser velocimeter position impacts number of times, indirectly obtains the situation that tachymeter normally comes into operation, in protection laser velocimeter; can provide again the number of times that disturbs tachymeter normally to come into operation, feed back in time attendant.
The deltiod that described protective cradle 7 is steel pipe manufacturing.Not only protect laser speedometer head 2 and laser path cylinder 1, and can improve the ability of anti-fight, can provide convenience for detecting element lays circuit.
Described protective cradle 7 and rolling mill body welding.Protective cradle adopts steel material, is directly welded on rolling mill body, to realize its high strength.Described protective cradle 7 adopts cuboid or square frame structure, is provided with the ability of crossbeam, reinforcement anti-fight at each inner surface.
Described tally 6 adopts the transmission of Green code data format.
The bus control unit that described VME controller 4 adopts based on the embedded real-time high speed transmission technology of Vxworks.Electric control system adopts the VME bus control unit of European standard, utilizes subcard in counter plate VIP616 to realize processing and the transmission of data.
The course of work of the utility model tachymeter:
1, after milling train a time threading or the anti-threading of two passages complete, cycling start order provides;
2, tachymeter signal processor is received milling train cycling start order, opens laser shutter shutter; The monitoring of protective cradle detecting element impacts number of times;
3, milling train plays vehicle speed lifting, and speed quality factor meets the requirements, and laser velocimeter comes into operation; The monitoring of protective cradle detecting element impacts number of times;
4, during milling train whipping, Speed Reduction, speed quality factor, lower than setting value, is cancelled the laser velocimeter that comes into operation; The monitoring of protective cradle detecting element impacts number of times;
5, milling train stops while unloading volume, and tachymeter cuts out shutter, waits for the threading of next volume.
Data transmission procedure of the present utility model is, tachometric survey signal is transferred to signal DAB signal controller 3 after being detected by Laser Measuring kinetic head 1, and the analog signal input card 5 that rate signal is transferred to VME controller after conversion process participates in the second flow control in the thick control pattern of milling train.The signal being impacted of non-contact detection element 8 is transferred to the tally 6 of VME controller, and VME controller shows the number of times of statistics in HMI man-machine interface 10, thereby realization is in protection laser velocimeter, can calculate self suffered number of times impacting.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of utility model is described; but the not restriction to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (10)
1. a cold strip mill belt steel thickness control device; comprise Laser Measuring kinetic head; Laser Measuring kinetic head is installed on rolling mill body; Laser Measuring kinetic head is connected with laser path cylinder, and laser path cylinder is connected with signal controller, and signal controller is connected with bus control unit; it is characterized in that; described bus control unit is connected with HMI man-machine interface, and the outside of described Laser Measuring kinetic head and laser path cylinder is provided with protective cradle, and described protective cradle is connected with rolling mill body.
2. cold strip mill according to claim 1 belt steel thickness control device, it is characterized in that, described bus control unit adopts VME controller, and VME controller comprises analog signal input card, tally, wherein analog signal input card is connected with signal controller, and tally is connected with HMI man-machine interface.
3. cold strip mill according to claim 2 belt steel thickness control device, is characterized in that, is provided with non-contact detection element in described protective cradle, and non-contact detection element is connected with tally.
4. cold strip mill according to claim 3 belt steel thickness control device, is characterized in that, described non-contact detection element is inlaid in 4 interior angles of protective cradle, and described non-contact detection element is limit switch.
5. cold strip mill according to claim 4 belt steel thickness control device, is characterized in that, described non-contact detection element measurement zone and bracket edge are apart from > 2cm.
6. cold strip mill according to claim 1 belt steel thickness control device, is characterized in that, the material of described protective cradle adopts steel pipe or angle bar, described protective cradle and rolling mill body welding.
7. cold strip mill according to claim 1 belt steel thickness control device, is characterized in that, the deltiod that described protective cradle is steel pipe manufacturing.
8. cold strip mill according to claim 1 belt steel thickness control device, is characterized in that, described protective cradle adopts cuboid or square frame structure, at each inner surface, is provided with web beam.
9. cold strip mill according to claim 2 belt steel thickness control device, is characterized in that, described tally adopts the transmission of Green code data format.
10. cold strip mill according to claim 2 belt steel thickness control device, is characterized in that, described VME controller adopts the bus control unit based on the embedded real-time high speed transmission technology of Vxworks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545594.5U CN203494899U (en) | 2013-09-03 | 2013-09-03 | Strip steel thickness control device of strip steel cold-rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545594.5U CN203494899U (en) | 2013-09-03 | 2013-09-03 | Strip steel thickness control device of strip steel cold-rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203494899U true CN203494899U (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320545594.5U Withdrawn - After Issue CN203494899U (en) | 2013-09-03 | 2013-09-03 | Strip steel thickness control device of strip steel cold-rolling mill |
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| CN (1) | CN203494899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447318A (en) * | 2013-09-03 | 2013-12-18 | 济钢集团有限公司 | Band steel thickness control device for band steel cold rolling machine |
-
2013
- 2013-09-03 CN CN201320545594.5U patent/CN203494899U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447318A (en) * | 2013-09-03 | 2013-12-18 | 济钢集团有限公司 | Band steel thickness control device for band steel cold rolling machine |
| CN103447318B (en) * | 2013-09-03 | 2015-09-23 | 济钢集团有限公司 | Cold strip mill belt steel thickness control device |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150923 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150923 |
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| RGAV | Abandon patent right to avoid regrant |