CN101852595B - Online sheet shape measurer - Google Patents

Online sheet shape measurer Download PDF

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Publication number
CN101852595B
CN101852595B CN 201010203882 CN201010203882A CN101852595B CN 101852595 B CN101852595 B CN 101852595B CN 201010203882 CN201010203882 CN 201010203882 CN 201010203882 A CN201010203882 A CN 201010203882A CN 101852595 B CN101852595 B CN 101852595B
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China
Prior art keywords
laser
range finder
laser range
computing machine
sheet material
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Expired - Fee Related
Application number
CN 201010203882
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Chinese (zh)
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CN101852595A (en
Inventor
赵蕴智
刘学春
李小杰
沈克
黄柏华
杨国义
舒琦
关菊梅
杨少锋
袁若新
郭芳
古兵平
刘新业
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Wuhan Iron and Steel Co Ltd
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Wuhan Iron and Steel Group Corp
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Publication date
Application filed by Wuhan Iron and Steel Group Corp filed Critical Wuhan Iron and Steel Group Corp
Priority to CN 201010203882 priority Critical patent/CN101852595B/en
Publication of CN101852595A publication Critical patent/CN101852595A/en
Application granted granted Critical
Publication of CN101852595B publication Critical patent/CN101852595B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to an online sheet shape measurer, which comprises a computer (2) and a beam (1) crossing a moving route of a measured sheet material, wherein the beam (1) is provided with a plurality of laser distance measurers (3) pointing to the measured sheet material; and output signals of each laser distance measurer (3) are input into the computer (2). Compared with the prior art, the online sheet shape measurer can online measure the shape quality of the whole roll of sheet material, and accurately measure and record the waveform data of the measured sheet material with high automation degree and high working efficiency.

Description

Online sheet shape measurer
Technical field
The present invention relates to steel plate detection technique field, be specifically related to iron and steel thin sheet detection technique field, especially for the instrument that detects steel-plate shape.
Background technology
Mainly be to take sampling to the detection of steel thin plate shape wave at present, that is: the steel plate that the 2m of its head of taking-up and afterbody grows from a coiled steel plate, be placed on the platform, by artificial measurement with eye observation and ruler, surface of steel plate shape wave situation analyzed obtain a result, its shortcoming: 1, can not on-line measurement, can not effectively react the shape wave situation of entire volume; 2, can't measure accurately and record the shape wave data of tested sheet material; 3, hand dipping, labour intensity is high, inefficiency.
Summary of the invention
Technical matters to be solved by this invention is: a kind of online sheet shape measurer is provided, and it has the automaticity height, and high efficiency can detect the entire volume strip shape quality.
The present invention solves the problems of the technologies described above the technical scheme that adopts:
Online sheet shape measurer, it comprises computing machine and across the crossbeam of tested sheet material track route, crossbeam is provided with the laser range finder of the tested sheet material of a plurality of sensings, the output signal input computing machine of each laser range finder.
In the such scheme, described crossbeam is casing, and each laser range finder is arranged in the casing, and bottom half has the hole of passing through for the laser beam of laser range finder.
In the such scheme, be provided with the slide rail that is parallel to the casing center line in the casing, the slide block that slides at slide rail and the screw mandrel propulsive mechanism that is used for driving slide block; Part or all of laser range finder is installed on the slide block, and the screw mandrel propulsive mechanism is by computer control.
In the such scheme, online sheet shape measurer also comprises two laser edge finders, and each laser range finder is arranged between two laser edge finders, and two laser edge finders are installed on the slide block, the output signal input computing machine of two laser edge finders.
In the such scheme, described slide block and screw mandrel propulsive mechanism are two, and two screw mandrel propulsive mechanisms drive respectively two slide blocks; Two laser edge finders are separately positioned on two slide blocks.
Principle of work of the present invention is: start computing machine, the laser beam of each laser range finder is opened, tested steel plate moves below crossbeam, all laser range finders are measured corresponding tested plate surface to the distance of laser range finder, measurement data signals input computing machine, computing machine obtains and records the plate shape (or shape wave) of tested sheet material by processing.
Compared with prior art, the present invention has the following advantages:
1, can on-line measurement the entire volume strip shape quality, measure accurately and record the shape wave data of tested sheet material, automaticity is high, high efficiency.
2, crossbeam is casing, and each laser range finder is arranged in the casing, is conducive to guarantee the stability of laser range finder work.
3, be provided with slide block and be used for to drive the screw mandrel propulsive mechanism of slide block in the casing; Part or all of laser range finder is installed on the slide block, can conveniently adjust the position of laser range finder.
4, online sheet shape measurer also comprises two laser edge finders, two laser edge finders can be located the position of the sheet material two edges of walking, the output signal input computing machine of two laser edge finders, computing machine can be adjusted automatically according to the position of sheet material two edges the position of laser range finder.
5, described slide block and screw mandrel propulsive mechanism are two, and two screw mandrel propulsive mechanisms drive respectively two slide blocks, thus the position of difference adjustment member laser range finder.
The present invention can fast detecting go out the unevenness that the thin sheet surface shape also calculates its each position, surface fast, is characterized in that measuring accuracy is high, easy to operate and it is simple to safeguard, is the best equipment that replaces hand dipping detection thin plate limit section surface irregularity.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention
Fig. 2 is the A-A cut-open view of Fig. 1
Among the figure: 1-crossbeam, 2-computing machine, 3-laser range finder, 4-slide rail, 5-slide block, 6-screw mandrel propulsive mechanism, 7-support, 8-laser edge finder, 9-box cover.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
As shown in Figure 1, 2, the online sheet shape measurer embodiment of the present invention, it comprises computing machine 2 and across the crossbeam 1 of tested sheet material track route, the two ends of crossbeam 1 are supported by support 7, crossbeam 1 is provided with 9 laser range finders 3 that point to tested sheet material, the output signal input computing machine 2 of each laser range finder 3.
Described crossbeam 1 is casing, each laser range finder 3 is arranged in the casing, bottom half has the hole of passing through for the laser beam of laser range finder 3, the box cover 9 of casing top for opening, and box cover 9 can conveniently carry out installation, maintenance and debugging to the equipment in the casing.
The slide block 5 that is provided with the slide rail 4 that is parallel to the casing center line in the casing, slides at slide rail 4 and the screw mandrel propulsive mechanism 6 that is used for driving slide block 5; Part or all of laser range finder 3 is installed on the slide block 5, and screw mandrel propulsive mechanism 6 is by computing machine 2 controls.
The online sheet shape measurer embodiment of the present invention also comprises two laser edge finders 8, and each laser range finder 3 is arranged between two laser edge finders 8, and two laser edge finders 8 are installed on the slide block 5, the output signal of two laser edge finders 8 input computing machine 2.
Described slide block 5 and screw mandrel propulsive mechanism 6 are two, and two screw mandrel propulsive mechanisms 6 drive respectively two slide blocks 5; Two laser edge finders 8 are separately positioned on two slide blocks 5.
The position distribution of 9 laser range finders 3 is as follows: each laser range finder 3 word order, the casing that is respectively equipped with on two slide blocks 5 between 4 laser range finders, 3, two slide blocks 5 is provided with 1 laser range finder 3.
In the embodiment of the invention, laser range finder, laser edge finder adopt high-speed, the high precision CCD laser displacement sensor of Japanese import, and the measurement steel plate wave shape is non-contact measurement, more can measure steel plate in the fluctuating situation of state of nature lower steel plate.Sensor also has very strong antijamming capability except pinpoint accuracy, high-speed characteristics are arranged, good stability can adapt under the rugged environment and work.
The principle of work of the embodiment of the invention is:
Start the online plate shape measurement test routine of computing machine.Steel plate moves below sheet shape measurer, and the laser beam of laser edge finder and laser range finder is opened, and computing machine moves slide block by control drive motor control screw mandrel propulsive mechanism.When the laser edge finder shines the steel plate edges of boards, computer control screw mandrel propulsive mechanism stops, thereby make each laser range finder stop mobile and the location after surface of steel plate carried out shape wave measure, measurement data input computing machine, computing machine obtains signal and show on computers steel-plate shape after processing.The laser edge finder is from motion tracking and all laser range finders are all measured in the wide position of fixed head during Plate transferring deviation.After measurement of the steel plate was complete, computing machine was finished measuring-signal, and the science of carrying out is calculated, and drew steel plate side plate shape, and provided the report the test of shape wave unevenness.
The partial properties parameter of the embodiment of the invention is:
1) measures wave height 1mm and above shape wave.
2) to wave height〉shape wave of 2mm carries out Realtime Alerts.
3) horizontal, the lengthwise position of the generation of reflection shape wave.
4) shape wave is judged by the interval of 2m.
5) detect fabric width and comprise the limit wave greater than the wide 70%(of plate, 1/4 wave and middle wave)
Embodiment of the invention beneficial effect:
But 1 high-performance, high precision be to online measurement, eliminated in conventionally test all the loaded down with trivial details manually-operateds that must carry out;
2, auto testing instrument is compact, and is reliable, uses easily with very accurate;
3, floor area is little, and machine operation is very simple;
4, automatic data acquisition, processing and test, single can independent operation.

Claims (2)

1. online sheet shape measurer, it is characterized in that: it comprises computing machine (2) and across the crossbeam (1) of tested sheet material track route, crossbeam (1) is provided with the laser range finder (3) of the tested sheet material of a plurality of sensings, each laser range finder (3) is measured to the distance of laser range finder corresponding tested plate surface, measurement data signals input computing machine (2);
Described crossbeam (1) is casing, and each laser range finder (3) is arranged in the casing, and bottom half has the hole of passing through for the laser beam of laser range finder (3);
The slide block (5) that is provided with the slide rail (4) that is parallel to the casing center line in the casing, slides at slide rail (4) and the screw mandrel propulsive mechanism (6) that is used for driving slide block (5); Part or all of laser range finder (3) is installed on the slide block (5), and screw mandrel propulsive mechanism (6) is controlled by computing machine (2);
Online sheet shape measurer also comprises two laser edge finders (8), each laser range finder (3) is arranged between two laser edge finders (8), two laser edge finders (8) are installed on the slide block (5), the position of the sheet material two edges of two laser edge finder location walkings, the output signal input computing machine (2) of two laser edge finders (8), computing machine is adjusted the position of laser range finder automatically according to the position of sheet material two edges.
2. online sheet shape measurer as claimed in claim 1, it is characterized in that: described slide block (5) and screw mandrel propulsive mechanism (6) are two, and two screw mandrel propulsive mechanisms (6) drive respectively two slide blocks (5); Two laser edge finders (8) are separately positioned on two slide blocks (5).
CN 201010203882 2010-06-20 2010-06-20 Online sheet shape measurer Expired - Fee Related CN101852595B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN 201010203882 CN101852595B (en) 2010-06-20 2010-06-20 Online sheet shape measurer

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CN101852595A CN101852595A (en) 2010-10-06
CN101852595B true CN101852595B (en) 2013-03-20

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103363928B (en) * 2012-03-28 2016-01-20 北大方正集团有限公司 For detecting the method and apparatus of pcb board part planarization
CN103940378B (en) * 2014-03-26 2016-08-31 东莞市天勤仪器有限公司 Nine laser planeness measuring instruments
CN105182354A (en) * 2015-07-16 2015-12-23 山东钢铁股份有限公司 Continuously-casted slab measuring device and use method thereof
CN106403852A (en) * 2016-08-31 2017-02-15 西安曼海特工业技术有限公司 Plate shape flatness static state measuring device and method
CN106734249B (en) * 2016-11-07 2018-11-02 北京首钢股份有限公司 A kind of detection method of side defects of strip steel position
CN106736241A (en) * 2016-12-02 2017-05-31 上海维宏电子科技股份有限公司 The method that side positional dissection is patrolled in realization
CN112161591B (en) * 2020-08-21 2021-08-03 泰安华鲁锻压机床有限公司 Panel flatness on-line measuring device

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Publication number Priority date Publication date Assignee Title
JPH0460405A (en) * 1990-06-29 1992-02-26 Kawasaki Steel Corp General-purpose sensor between stands
CN1161194C (en) * 2002-01-11 2004-08-11 北京科技大学 Linearl laser detector of plate shape
CN1282508C (en) * 2003-09-12 2006-11-01 张学庄 Automatic flatness measuring device and method
CN201138332Y (en) * 2008-01-10 2008-10-22 武汉钢铁(集团)公司 On-line detecting device for pore on steel board

Non-Patent Citations (1)

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Title
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Effective date of registration: 20170714

Address after: 430083, Gate No. 2, Qingshan District, Hubei, Wuhan

Patentee after: Wuhan iron and Steel Company Limited

Address before: 430080 Wuhan, Hubei Friendship Road, No. 999, Wuchang

Patentee before: Wuhan Iron & Steel (Group) Corp.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20180620