CN2547427Y - Steel plate and band section contour profile measuring instrument - Google Patents
Steel plate and band section contour profile measuring instrument Download PDFInfo
- Publication number
- CN2547427Y CN2547427Y CN 02265146 CN02265146U CN2547427Y CN 2547427 Y CN2547427 Y CN 2547427Y CN 02265146 CN02265146 CN 02265146 CN 02265146 U CN02265146 U CN 02265146U CN 2547427 Y CN2547427 Y CN 2547427Y
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- measuring instrument
- shape
- measuring
- steel product
- sheet steel
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Abstract
The utility model relates to a steel plate and band section contour profile measuring instrument which is characterized in that: the measuring instrument comprises an upper measuring mechanism and a lower measuring mechanism clamping a horizontal steel plate to be measured, and the measuring mechanisms are in turn connected with a measuring wheel, a mechanical transfer mechanism and a displacement measuring structure; the mechanical transfer mechanism comprises a transfer rod connected with the measuring wheel, and a guide linear bearing, wherein the transfer rod is perpendicularly inserted into the guide linear bearing; the displacement measuring structure comprises a reference plate for measuring and a displacement sensor, wherein the reference plate for measuring is driven to move by the transfer rod, and the displacement signal of the reference plate for measuring is transferred to the displacement sensor; the displacement sensor is a current vortex displacement sensor connected with a computer integrated circuit; the displacement signal received by the displacement sensor is transferred to a computer. The utility model can continuously measure a measurand with high accuracy, simple structure and lower cost.
Description
Technical field
The utility model relates to a kind of mechanical measurement instrument, specifically, relates to a kind of high-precision sheet steel product cross-sectional outline and shape, comprises the measuring instrument that convexity, local parameter are measured.
Background technology
The strip steel play important effect as one of most important product of steel and iron industry in the national economic development.It all has extremely widely in industry, agricultural, national defence and daily life uses.Along with developing rapidly of modern industry and science and technology, the users of industrial enterprise have proposed more and more stricter requirement to the quality of strip steel, and one of them quality index of paying attention to the most is exactly the plate shape of steel.The technical staff of steel mill needs to detect the strip shape quality of a large amount of supplied materials and production board band every day, and present detection method mainly contains two kinds of contact and non-contact detection.Contactless common employing gamma thickness gage is to detecting at the tape steel.The principle of thickness measurement with ray is according to material thickness difference the different principle of ray absorption to be made, and its detection method by the nuclear radiation penetration is measured the thickness of sheet material.The advantage of this method is to carry out continuous measurement to measurand, and the precision height; Though radiographic source is generally radio isotope and X ray, though be low radiation level, the protection of ray is still had very high request, therefore all there are a lot of inconvenience in the operation and maintenance to instrument.The contact detection method is operating personnel and utilizes thickness measuring instruments such as slide calliper rule or sonigauge, along band steel measured section point-to-point measurement steel plate thickness, again the measured value of record is converted into the changing value of thickness, obtain the plate shape parameter, belong to a kind of and calculate the measuring method of plate shape parameter by measuring absolute thickness.This measuring method wastes time and energy, and operating efficiency is extremely low, and every survey one block plate often needs to measure the one-tenth-value thickness 1/10s of up to a hundred points, and, remain the measurement of each discontinuous point, but not the measurement of continuous slab shape can't obtain dot thickness value accurately.In addition, the steel plate of unlike material only being adjusted into different ultrasonic velocities just can obtain measuring more accurately.
The utility model content
Technical problem to be solved of the present utility model provides a kind of sheet steel product cross-sectional outline and shape measuring instrument, and it can measurand carry out continuous measurement, and the precision height, and this measuring instrument is simple in structure, and cost is lower.
The technical solution of the utility model is: the measuring instrument that a kind of sheet steel product cross-sectional outline and shape is provided, the contour shape that is used for the sheet material measurement cross section, characteristics are, this measuring instrument comprises the upper and lower measurement structure on the upper and lower surface of tested sheet material that inserts and puts the level storing, measure meter wheel, mechanical transfer mechanism that structure connects successively, the displacement measurement structure;
The mechanical transfer structure comprises transmission bar, a guiding linear bearing of a connection meter wheel, and this transmission bar vertically is inserted in this guiding linear bearing;
The displacement measurement structure comprises one and measures a reference plate and a displacement transducer, and this is measured reference plate and drives motion by transmitting bar, and its displacement signal is passed to displacement transducer;
Described displacement transducer is an eddy current displacement sensor, and it becomes circuit to be connected with a computer; And the displacement signal that it receives is input to computer;
This measuring instrument also comprises the fixed mount that side one by one has opening, and described meter wheel, mechanical transfer mechanism, displacement measurement structure are fixed on this fixed mount successively;
In the side of described fixed mount with respect to opening, be provided with somely to locating hole, can adjust the width of described fixed mount opening by selected locating hole;
In a side of described meter wheel, the opening part of described fixed mount is provided with support wheel on the fixed mount;
Described support wheel can be arranged at the below of opening;
Below the opening of fixed mount, in the outside of meter wheel, a guide plate is set also, the below of this guide plate is provided with an elastomeric element;
At the upper and lower of fixed mount opening, with respect to the place ahead and the rear of institute's drafting board material direction of motion, each is provided with a pair of photodetector respectively;
Above the fixed mount opening, in a side of described photodetector one sampled signal trigger is set also, this sampled signal trigger and described eddy current displacement sensor, photodetector become circuit to connect;
The measurement category of described eddy current displacement sensor is 2～5 millimeters;
By the utility model, can carry out continuous measurement to the cross section of sheet material, obtain the contour curve in sheet material cross section, thereby calculate the accurate plate shape parameter of this sheet material, calculate the plate shape parameter of this sheet material by filtering, recurrence.Thereby the surface profile shape in sheet material measurement cross section, and the utility model processing ease more accurately, simple in structure, cost is lower.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model opening the latter half;
Fig. 3 is the structural representation of the utility model opening the first half.
The specific embodiment
Following according to Fig. 1～Fig. 3, a better embodiment of the present invention is described.
As shown in Figure 1, the utility model comprises, following symmetry, and the meter wheel 15 that connects successively, 15 ', on transmission bar and guiding linear bearing 12, the 12 ' formation, following mechanical transfer structure, and by measuring reference plate 16,16 ', with eddy current displacement sensor 11, on the 11 ' formation, bottom offset is measured structure, meter wheel 15,15 ', on, following mechanical transfer structure, the displacement measurement structure is fixed on the frame 2, and this frame 2 is a C type frame, which is provided with opening 21, meter wheel 15,15 ' be divided into this opening 21 on, the below is below this opening 21, in the outside of meter wheel 15 ', one guide plate 14 also is set, and the below of this guide plate 14 is provided with an elastomeric element (not marking in the drawings); Simultaneously, above opening, down several support wheels 13,13 ' can be set, meter wheel 15,15 ' then also has elastomeric element to support respectively, eddy current displacement sensor 11, and 11 ' then also is fixed in fixed frame 3 and 3 ' respectively upward also becomes circuit to be connected with a computer.
As shown in Figure 2, at the upper and lower of opening 21, the place ahead and the rear of moving with respect to institute's drafting board material also respectively are provided with a pair of photodetector 17,17 ', 18,18 ' respectively.As shown in Figure 3, above opening 21, in a side of photodetector 17,18 a sampled signal trigger 19 is set also, this sampled signal trigger 19 and this two pairs of photodetectors 17,17 ', 18,18 ' become circuit to connect.
When tested sheet material enters this measuring instrument and carries out the cross section profile shape measure, ' it is introduced by guide plate 14, when it enters meter wheel 15, in the time of 15 ', divide into elastomeric element because of guide plate 14, guide plate 14 is pressed down by tested sheet material, simultaneously, effect because of elastomeric element, closed at ordinary times meter wheel 15,15 ' is opened support wheel 13,13 ' then supports this tested sheet material, tested sheet material enters this meter wheel 15, between 15 ', is positioned at opening, photodetector 17 with respect to tested sheet material motion the place ahead and rear, 17 ', 18,18 ' and sampled signal trigger 19 control current vortex sensors 11,11 ', carry out data sampling;
When the section thickness of tested sheet material changes, meter wheel 15,15 ' takes place, under vertical displacement, and the bar motion is transmitted in drive, transmit bar and vertically be inserted in the guiding linear bearing 12,12 ', and therefore drive this guiding linear bearing 12,12 ' does, bottom offset, the plane, place of measuring reference plate 16,16 ' is vertical with the plane of movement that transmits bar, guiding linear bearing 12, on 12 ', bottom offset drives measures reference plate 16,16 ' does upper and lower displacement, current vortex sensor 11, and 11 ' is fixing, it is gathered it and measures reference plate 16, variable in distance between 16 ', and this signal is conveyed in the computer, draw the cross section profile pattern curve of this sheet material, and by the interior data treatment system, by filtering, return to handle and wait all kinds of evaluatings that calculate this sheet material.
On the backboard 2 of this C type frame with respect to a side of opening 21, some upper and lower paired locating holes 22 are set, can be by choosing locating hole 22, adjust the aperture of opening 21, because the section thickness of sheet material changes little usually, be generally less than 2 millimeters, so the measurement category of current vortex sensor 11,11 ' also is 2～5 millimeters.
The utility model is simple in structure, and is easy to operate, applicable to the measurement of the cross section profile shape of the sheet material of different-thickness.
Claims (12)
1. the measuring instrument of a sheet steel product cross-sectional outline and shape, the contour shape that is used for the sheet material measurement cross section, characteristics are, this measuring instrument comprises: the upper and lower measurement structure on the upper and lower surface of tested sheet material that the level that inserts and puts is put, measure meter wheel, mechanical transfer mechanism that structure connects successively, the displacement measurement structure.
2. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 1 is characterized in that, described mechanical transfer structure comprises transmission bar, a guiding linear bearing of a connection meter wheel, and this transmission bar vertically is inserted in this guiding linear bearing.
3. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 2, it is characterized in that, described displacement measurement structure comprises one and measures a reference plate and a displacement transducer, and this is measured reference plate and drives motion by transmitting bar, and its displacement signal is passed to displacement transducer.
4. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 3 is characterized in that, described displacement transducer is an eddy current displacement sensor, and it becomes circuit to be connected with a computer; And the displacement signal of its collection is input to a computer.
5. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 1 is characterized in that, this measuring instrument also comprises the fixed mount that side one by one has opening, and described meter wheel, mechanical transfer mechanism, displacement measurement structure are fixed on this fixed mount successively.
6. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 5 is characterized in that, in the side of described fixed mount with respect to opening, is provided with somely to locating hole, can adjust the width of described fixed mount opening by selected locating hole.
7. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 5 is characterized in that, in a side of described meter wheel, the opening part of described fixed mount is provided with support wheel on the fixed mount.
8. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 7 is characterized in that, described support wheel can be arranged at the below of opening.
9. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 5 is characterized in that, below the opening of fixed mount, in the outside of meter wheel, a guide plate is set also, and the below of this guide plate is provided with an elastomeric element.
10. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 5 is characterized in that, at the upper and lower of fixed mount opening, with respect to the place ahead and the rear of institute's drafting board material direction of motion, each is provided with a pair of photodetector respectively.
11. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 10, it is characterized in that, above the fixed mount opening, side at described photodetector also is provided with a sampled signal trigger, this sampled signal trigger and described eddy current displacement sensor, photodetector become circuit to connect.
12. the measuring instrument of sheet steel product cross-sectional outline and shape as claimed in claim 4 is characterized in that, the measurement category of described eddy current displacement sensor is 2～5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02265146 CN2547427Y (en) | 2002-06-28 | 2002-06-28 | Steel plate and band section contour profile measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02265146 CN2547427Y (en) | 2002-06-28 | 2002-06-28 | Steel plate and band section contour profile measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2547427Y true CN2547427Y (en) | 2003-04-30 |
Family
ID=33731222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02265146 Expired - Lifetime CN2547427Y (en) | 2002-06-28 | 2002-06-28 | Steel plate and band section contour profile measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2547427Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538654A (en) * | 2011-12-26 | 2012-07-04 | 中北大学 | Cylindrical part wall thickness auto-measurement device and measurement method |
-
2002
- 2002-06-28 CN CN 02265146 patent/CN2547427Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538654A (en) * | 2011-12-26 | 2012-07-04 | 中北大学 | Cylindrical part wall thickness auto-measurement device and measurement method |
| CN102538654B (en) * | 2011-12-26 | 2015-05-13 | 中北大学 | Cylindrical part wall thickness auto-measurement device and measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120628 Granted publication date: 20030430 |