CN111397534B - Steel plate bending degree detection device based on light refraction principle - Google Patents
Steel plate bending degree detection device based on light refraction principle Download PDFInfo
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- CN111397534B CN111397534B CN202010301239.8A CN202010301239A CN111397534B CN 111397534 B CN111397534 B CN 111397534B CN 202010301239 A CN202010301239 A CN 202010301239A CN 111397534 B CN111397534 B CN 111397534B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000005452 bending Methods 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 238000001125 extrusion Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of steel materials, and discloses a steel plate bending degree detection device based on a light refraction principle, which comprises a workbench, wherein a horizontal fixing device comprises: first arc wall, arc sheetmetal and second arc wall, the left end upper portion of arc slide bar is provided with the metal ball that corresponds with the arc sheetmetal, and the upper end of workstation and the downside at the steel sheet are connected with the cushion, and the downside of cushion is provided with the reflector layer, and the inside wall of workstation is provided with the photo resistance, and the sub-unit connection of workstation has irradiation device. On shining the light part on the reflector layer through irradiation device and being refracted the photo resistance, the photo resistance receives illumination, and its circuit reduces rapidly, and the electric current in the photo resistance circuit changes, through the indirect crooked degree that detects the steel sheet of the change of current signal, and current steel sheet crookedness detection device has been solved to this structure and has detected the poor and short problem of life of precision.
Description
Technical Field
The invention relates to the technical field of steel materials, in particular to a steel plate bending degree detection device based on a light refraction principle.
Background
Is a flat steel product which is formed by pouring molten steel, cooling and pressing. The steel plate is flat and rectangular, can be directly rolled or cut by a wide steel belt, and with the development of science and technology and industry, higher requirements are put on materials, such as higher strength, high temperature resistance, high pressure resistance, low temperature resistance, corrosion resistance, abrasion resistance and other requirements on special physical and chemical properties. The purpose of alloying steel is to hopefully improve the structure and properties of steel by the interaction of alloying elements with iron and carbon and the influence on the iron-carbon phase diagram and on the heat treatment of steel.
In the detection of the bending resistance degree of the steel plate, the steel plate is bent by external force at present, the bending resistance of the steel plate is judged according to the magnitude of pressure and the bending degree of the steel plate, but the detection of small bending deformation of some steel plates cannot be generally used, because the deformation is smaller, the detection structure difference is larger, in order to solve the problem, the bending resistance of the steel plate is accurately detected by converting the liquid level into a liquid column and gas and utilizing the lever principle at present, but gas and liquid have certain compressibility, and the lever principle is utilized to cause abrasion after long-term use, thereby leading to the initial deterioration of the detection result, and the fixation of the steel plate needs manual fixation, which not only increases the working strength of detection personnel, but also has unstable fixation, in order to solve the problem, a steel plate bending degree detection device based on the light refraction principle is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a steel plate bending degree detection device based on the light refraction principle, which has the advantages of high detection precision, long service life, reduction of the working strength of workers and stable fixation, and solves the problems of poor detection precision, short service life, high working strength of workers and unstable fixation of the conventional steel plate bending degree detection device.
(II) technical scheme
In order to realize the purposes of high detection precision, long service life, reduction of the working strength of workers and stable fixation, the invention provides the following technical scheme: the utility model provides a steel sheet crookedness detection device based on refraction principle of light, includes the workstation, the first drive arrangement of upper portion front side fixedly connected with of workstation, both ends are all rotated and are connected with the screw rod about first drive arrangement, and the equal threaded connection in both ends outside has horizontal fixing device about the screw rod, and horizontal fixing device includes: the inner part of the horizontal fixing device is slidably connected with a fixed plate, the inner side ends of the fixed plate are respectively provided with a cushion, a first spring is fixedly connected between the outer side of the fixed plate and the horizontal fixing device, a steel plate is fixedly connected between the fixed plates and on the workbench, an arc slide bar is slidably connected inside the horizontal fixing device and in the first arc groove, the upper part of the left end of the arc slide bar is provided with a metal ball corresponding to the arc metal sheet, the right end of the arc slide bar is rotatably connected with a rotating wheel corresponding to the second arc groove, the outer side of the arc slide bar is provided with a second spring, the rear side of the upper part of the workbench is fixedly connected with a support frame, the lower end of the front part of the support frame is provided with a telescopic rod, the lower end of the telescopic rod is fixedly connected with an extrusion block, the rear end of the upper part of the support frame is fixedly connected with a second driving device, and the lower end of the second driving device is in threaded connection with a vertical fixing device, both ends downside all is provided with the third spring about vertical fixing device, vertical fixing device's lower extreme and at the inside fixedly connected with fixed block of third spring, the upper end of workstation and at the downside fixedly connected with cushion of steel sheet, the downside of cushion is provided with the reflector layer, the inside wall of workstation and be provided with the photo resistance at the downside of cushion, the lower part of workstation and under the cushion fixedly connected with irradiation apparatus.
Preferably, the screw threads arranged on the left side and the right side of the screw rod are opposite in direction, so that the screw rod is ensured to drive the horizontal fixing devices to move oppositely.
Preferably, the arc-shaped block is arranged at the left part of the arc-shaped slide rod, and the curved surface of the arc-shaped block corresponds to the curved surfaces of the first arc-shaped groove and the arc-shaped metal sheet, so that the metal ball on the arc-shaped slide rod is ensured to slide in the first arc-shaped groove in a contact manner with the arc-shaped metal sheet.
Preferably, the arc curved surface of second arc wall is corresponding with the diameter of runner to guarantee accomodating of runner, further avoid hindering each other with the steel sheet before the extrusion.
Preferably, the lower end of the second driving device is rotatably connected with a screw. And the screw rod is in threaded connection with the vertical fixing device, so that the screw rod is driven to rotate by the second driving device and drives the vertical fixing device to move up and down.
Preferably, the photoresistor is in a ring shape, and the center of the irradiation device is located on the axis of the photoresistor, so that the reflected light rays in different directions on the reflecting layer can be received.
(III) advantageous effects
Compared with the prior art, the invention provides a steel plate bending degree detection device based on the light refraction principle, which has the following beneficial effects:
1. the steel plate bending degree detection device based on the light refraction principle drives the screw rod to rotate through the first driving device, the screw rod drives the horizontal fixing device to push the fixing plate to fix the left side and the right side of the steel plate, when the steel plate pushes the fixed plate to extrude the first spring, the fixed plate extrudes the air in the space where the first spring is located, the extruded air pushes the arc-shaped slide rod through the first arc-shaped groove, the metal ball at the left end of the arc-shaped slide rod slides on the arc-shaped metal sheet, the current in a circuit connected with the metal ball and the arc-shaped metal sheet is changed, the second driving device is controlled to drive the vertical fixing device to move downwards through the change of the current signal, the vertical fixing device drives the fixing block to fix the upper part of the steel plate, the structure achieves the aim of stably fixing the steel plate, thereby solved current steel sheet crookedness detection device workman's working strength big and fixed unstable problem.
2. This steel sheet crookedness detection device based on refraction principle of light, drive the extrusion piece through the telescopic link and extrude the steel sheet, the steel sheet atress is crooked, the elastic cushion of its downside of steel sheet extrusion warp, the elastic cushion drives the reflector layer deformation of its lower part, the light part that irradiation arrangement shines on the reflector layer is refracted on the photo resistance, photo resistance receives illumination, its circuit reduces rapidly, the electric current in the photo resistance circuit changes, the degree of curvature of steel sheet is indirectly detected in the change through current signal, this structure passes through the signal of telecommunication and detects not only that the precision is high, and the sensitivity is higher, thereby solved current steel sheet crookedness detection device and detected the poor and short problem of life of precision.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a front sectional view of the left horizontal fixing device according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 4 at B in accordance with the present invention;
FIG. 6 is a view showing a structural state in the detection of a steel sheet according to the present invention.
In the figure: 1 workstation, 2 first drive arrangement, 3 screw rods, 4 horizontal fixing device, 401 first arc wall, 402 arc sheetmetal, 403 second arc wall, 5 fixed plates, 501 cushion, 6 first spring, 7 steel sheet, 8 arc slide bars, 801 metal ball, 802 runner, 9 second spring, 10 support frames, 11 telescopic links, 12 extrusion blocks, 13 second drive arrangement, 14 vertical fixing device, 15 third spring, 16 fixed blocks, 17 cushion, 1701 reflector layer, 18 photo resistance, 19 irradiation apparatus.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a steel plate bending degree detection device based on the principle of light refraction comprises a workbench 1, a first driving device 2 is fixedly connected to the front side of the upper portion of the workbench 1, a screw rod 3 is rotatably connected to each of the left end and the right end of the first driving device 2, a horizontal fixing device 4 is connected to the outer sides of the left end and the right end of the screw rod 3 in a threaded manner, and the horizontal fixing device 4 comprises: first arc groove 401, arc sheetmetal 402 and second arc groove 403, the screw thread opposite direction that the left and right sides of screw rod 3 set up to guarantee that screw rod 3 drives horizontal fixing device 4 and removes in opposite directions. Horizontal fixing device 4's inside sliding connection has fixed plate 5, the inboard end of fixed plate 5 all is provided with cushion 501, equal fixedly connected with first spring 6 between the outside of fixed plate 5 and the horizontal fixing device 4, and fixedly connected with steel sheet 7 between the fixed plate 5 and on workstation 1, horizontal fixing device 4's inside and in first arc wall 401 sliding connection have arc slide bar 8, arc slide bar 8's left end upper portion is provided with the metal ball 801 that corresponds with arc sheetmetal 402, arc slide bar 8's right-hand member rotates and is connected with runner 802 that corresponds with second arc wall 403, arc slide bar 8's left part is provided with the arc piece, and the curved surface of arc piece is corresponding with the curved surface of first arc wall 401 and arc sheetmetal 402, thereby guarantee that the metal ball on the arc slide bar 8 slides at first arc wall 401 and arc sheetmetal 402 and contacts. The arc-shaped curved surface of the second arc-shaped groove 403 corresponds to the diameter of the rotating wheel 802, so that the storage of the rotating wheel 802 is ensured, and the mutual obstruction of the rotating wheel and the steel plate 7 before extrusion is further avoided.
The outside of arc slide bar 8 is provided with second spring 9, and the upper portion rear side fixedly connected with support frame 10 of workstation 1, the anterior lower extreme of support frame 10 are provided with telescopic link 11, and the lower extreme fixedly connected with extrusion piece 12 of telescopic link 11, the upper portion rear end fixedly connected with second drive arrangement 13 of support frame 10, and the lower extreme threaded connection of second drive arrangement 13 has vertical fixing device 14, and the lower extreme of second drive arrangement 13 rotates and is connected with the screw rod. And the screw is in threaded connection with the vertical fixing device 14, so that the screw is driven to rotate by the second driving device 13 and drives the vertical fixing device 14 to move up and down. Both ends downside all is provided with third spring 15 about vertical fixing device 14, vertical fixing device 14's lower extreme and at the inside fixedly connected with fixed block 16 of third spring 15, the upper end of workstation 1 and at the downside fixedly connected with cushion 17 of steel sheet 7, the downside of cushion 17 is provided with the reflector layer 1701, the inside wall of workstation 1 and be provided with photo resistance 18 at cushion 17's downside, the lower part of workstation 1 and under cushion 17 fixedly connected with irradiation device 19, photo resistance 18 is the annular form, and irradiation device 19 center is in on photo resistance 18's the axis, thereby guarantee to solve the not equidirectional reflected light of receiving on the reflector layer 1701.
The working principle is as follows: the steel plate bending detection device based on the light refraction principle comprises a first driving device 2, a screw rod 3, a horizontal fixing device 4, a fixing plate 5, a first spring 6, a fixing plate 5, an arc-shaped sliding rod 8, a metal ball 801, the left end of the arc-shaped sliding rod 8, an arc-shaped metal sheet 402, a circuit, a second driving device 13, a vertical fixing device 14, a fixing block 16 and a steel plate 7, wherein the screw rod 3 is driven to rotate by the first driving device 2, the screw rod 3 drives the horizontal fixing device 4 to push the fixing plate 5 to fix the left side and the right side of the steel plate 7, when the steel plate 7 pushes the fixing plate 5 to extrude the first spring 6, the fixing plate 5 extrudes air in the space where the first spring 6 is located, the extruded air pushes the arc-shaped sliding rod 8 through a first arc-shaped groove 401, at the moment, the metal ball 801, the current in the circuit, which is connected with the arc-shaped metal ball 801 and the arc-shaped metal sheet 402, the second driving device 13 to drive the vertical fixing device 14 to move downwards, the vertical fixing device 14 to drive the fixing block 16 to fix the upper portion of the steel plate 7, and the upper portion of the steel plate 7, thereby solved current steel sheet crookedness detection device workman's working strength big and fixed unstable problem.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a steel sheet crookedness detection device based on refraction principle of light, includes workstation (1), its characterized in that: the upper portion front side fixedly connected with of workstation (1) first drive arrangement (2), both ends are all rotated and are connected with screw rod (3) about first drive arrangement (2), and the equal threaded connection in both ends outside has horizontal fixing device (4) about screw rod (3), and horizontal fixing device (4) include: a first arc-shaped groove (401), an arc-shaped metal sheet (402) and a second arc-shaped groove (403), a fixed plate (5) is connected inside the horizontal fixing device (4) in a sliding manner, cushions (501) are arranged at the inner side ends of the fixed plate (5), a first spring (6) is fixedly connected between the outer side of the fixed plate (5) and the horizontal fixing device (4), a steel plate (7) is fixedly connected between the fixed plates (5) and on the workbench (1), an arc-shaped slide bar (8) is connected inside the horizontal fixing device (4) and in the first arc-shaped groove (401) in a sliding manner, a metal ball (801) corresponding to the arc-shaped metal sheet (402) is arranged at the upper part of the left end of the arc-shaped slide bar (8), a rotating wheel (802) corresponding to the second arc-shaped groove (403) is rotatably connected at the right end of the arc-shaped slide bar (8), and a second spring (9) is arranged at the outer side of the arc-shaped slide bar (8), a supporting frame (10) is fixedly connected to the rear side of the upper portion of the workbench (1), a telescopic rod (11) is arranged at the lower end of the front portion of the supporting frame (10), an extrusion block (12) is fixedly connected to the lower end of the telescopic rod (11), a second driving device (13) is fixedly connected to the rear side of the upper portion of the supporting frame (10), a vertical fixing device (14) is in threaded connection with the lower end of the second driving device (13), third springs (15) are arranged on the lower sides of the left end and the right end of the vertical fixing device (14), a fixing block (16) is fixedly connected to the lower end of the vertical fixing device (14) and inside the third springs (15), an elastic pad (17) is fixedly connected to the upper end of the workbench (1) and on the lower side of the steel plate (7), a reflective layer (1701) is arranged on the lower side of the elastic pad (17), a photoresistor (18) is arranged on the inner side wall of the workbench (1) and on the lower side of the elastic pad (17), an irradiation device (19) is fixedly connected to the lower part of the worktable (1) and right below the elastic pad (17).
2. The device for detecting bending degree of a steel plate based on the refraction principle of light according to claim 1, wherein: the left side and the right side of the screw rod (3) are provided with threads in opposite directions.
3. The device for detecting bending degree of a steel plate based on the refraction principle of light according to claim 1, wherein: the left part of the arc-shaped sliding rod (8) is provided with an arc-shaped block, and the curved surface of the arc-shaped block corresponds to the curved surfaces of the first arc-shaped groove (401) and the arc-shaped metal sheet (402).
4. The device for detecting bending degree of a steel plate based on the refraction principle of light according to claim 1, wherein: the arc-shaped curved surface of the second arc-shaped groove (403) corresponds to the diameter of the rotating wheel (802).
5. The device for detecting bending degree of a steel plate based on the refraction principle of light according to claim 1, wherein: the lower end of the second driving device (13) is rotatably connected with a screw rod, and the screw rod is in threaded connection with the vertical fixing device (14).
6. The device for detecting bending degree of a steel plate based on the refraction principle of light according to claim 1, wherein: the photoresistor (18) is ring-shaped, and the center of the illuminating device (19) is positioned on the axis of the photoresistor (18).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010301239.8A CN111397534B (en) | 2020-04-16 | 2020-04-16 | Steel plate bending degree detection device based on light refraction principle |
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| CN202010301239.8A CN111397534B (en) | 2020-04-16 | 2020-04-16 | Steel plate bending degree detection device based on light refraction principle |
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| CN112129241A (en) * | 2020-09-27 | 2020-12-25 | 广州市汇界汽车配件有限公司 | Automobile fender manufacturing, detecting and trimming equipment |
| CN112345160A (en) * | 2020-11-05 | 2021-02-09 | 曾文民 | Production equipment capable of automatically detecting performance indexes for pressure sensor |
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