CN108981553B - Organic glass silver streak detection device - Google Patents
Organic glass silver streak detection device Download PDFInfo
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- CN108981553B CN108981553B CN201810506275.0A CN201810506275A CN108981553B CN 108981553 B CN108981553 B CN 108981553B CN 201810506275 A CN201810506275 A CN 201810506275A CN 108981553 B CN108981553 B CN 108981553B
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
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- Geophysics And Detection Of Objects (AREA)
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Abstract
The invention discloses an organic glass silver streak detection device, which comprises a magnetic field detection module, a constant magnetic field generator, an organic glass placement mechanism to be detected, a moving part of the magnetic field detection module, a processing module and an information output module, wherein the magnetic field detection module transmits a detected magnetic field intensity signal to the processing module, the processing module transmits a detection result to the information output module, the moving part of the magnetic field detection module is connected with the magnetic field detection module, the moving part of the magnetic field detection module drives the magnetic field detection module to move outside the organic glass placement mechanism to be detected, and the constant magnetic field generator applies a constant magnetic field to the organic glass to be detected on the organic glass placement. The method can detect the position of the silver stripes of the organic glass through the irregular change of the magnetic field intensity, avoids the defect of inaccurate measurement of the traditional visual measurement method, and has high automation degree of the detection process and convenient use.
Description
Technical Field
The invention belongs to the technical field of glass inspection, and particularly relates to an organic glass crazing detection device.
Background
Glass is in process of production, because stress concentration appears in some weak positions, can produce the silver line from inside to outside, the cavity in the middle of the silver line has the silver line matter to link to each other, the silver line development becomes thick, make glass's mechanical properties deteriorate rapidly, the silver line is generally difficult to be examined, must just can see under certain angle and light, traditional detection method often relies on the naked eye to carry out the eye to survey, the great reliability of error is not good, be difficult to carry out automatic analysis, consequently need a silver line position detection device that can find organic glass automatically.
Any substance can show certain magnetism in a magnetic field, and experiments show that when a magnetic field is applied outside the organic glass, the magnetic field intensity of the organic glass is slightly enhanced by the magnetization of the organic glass, and the enhanced amplitude has continuity.
Disclosure of Invention
According to the defects of the prior art, the invention aims to provide the organic glass crazing detection device, and solve the problems that the traditional detection method usually depends on visual inspection by naked eyes, has larger error and poor reliability and is difficult to carry out automatic analysis.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides an organic glass silver streak detection device, including magnetic field detection module, invariable magnetic field generator, organic glass placement machine that awaits measuring constructs, magnetic field detection module moving member, processing module and information output module, magnetic field detection module gives processing module with the magnetic field intensity signal transmission who detects, processing module sends the testing result to information output module, magnetic field detection module moving member is connected with magnetic field detection module, magnetic field detection module moving member drives magnetic field detection module and moves at the organic glass placement machine that awaits measuring outside, invariable magnetic field generator applies the invariable magnetic field to the organic glass that awaits measuring on the organic glass placement machine that awaits measuring constructs.
Organic glass silver line detection device still is equipped with organic glass detection switch, and organic glass detection switch installs on the organic glass placement machine that awaits measuring constructs, detects whether the organic glass that awaits measuring has placed on the organic glass placement machine that awaits measuring constructs to give processing module with signal transmission, organic glass detection switch chooses for use pressure switch, and information output module chooses for use the display screen.
The organic glass silver streak detection device also comprises an environmental magnetic field detection module, the environmental magnetic field detection module is arranged outside the range of an external magnetic field applied by the constant magnetic field generator, and the environmental magnetic field detection module transmits detected magnetic field signals to the processing module.
Magnetic field detection module moving member includes at least one parallel track, including a motor, a controller, and a cover plate, the removal connecting rod, displacement sensor and electric putter, motor drive removes the connecting rod and moves on the track, electric putter is connected with the removal connecting rod, and electric putter's flexible direction is mutually perpendicular with the moving direction who removes the connecting rod, adjacent track is at tip UNICOM, remove the connecting rod and connect magnetic field detection module, install displacement sensor on the removal connecting rod, electric putter is flexible when making the removal connecting rod arrive the tip, it can move to adjacent track on to remove the connecting rod.
The organic glass silver line detection device is also provided with an organic glass size detection mechanism to be detected, the organic glass size detection mechanism to be detected is installed on the organic glass placing mechanism to be detected, a detected organic glass size signal is sent to the processing module, and the piezoelectric film sensor is selected for use by the organic glass size detection mechanism to be detected.
Preferably, the information output module can be a wireless transmission module.
The invention has the beneficial effects that:
1. the method can detect the position of the silver stripes of the organic glass, and avoids the defect of inaccurate measurement of the traditional visual measurement method.
2. The detection process of the invention has high automation degree and convenient use.
3. The invention is provided with the environment magnetic field detection module, eliminates the interference of the environment magnetic field and has more accurate measurement result.
Drawings
The contents of the drawings and the reference numerals in the drawings are briefly described as follows:
fig. 1 is a partial structural schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a moving member of a magnetic field detection module according to an embodiment of the present invention.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
The first embodiment is as follows:
as shown in figure 1, an organic glass crazing detection device comprises a magnetic field detection sensor 1, a constant magnetic field generator 2, an organic glass placing table 3 to be detected, a magnetic field detection module moving member, an industrial personal computer and a display screen, wherein the magnetic field detection module moving member is connected with the magnetic field detection sensor 1, the magnetic field detection module moving member and the magnetic field detection sensor 1 are both positioned above the organic glass placing table 3 to be detected, the constant magnetic field generator 2 is positioned below the organic glass placing table 3 to be detected, the magnetic field detection module moving member drives the magnetic field detection sensor 1 to move above the organic glass placing table 3 to be detected, a piezoelectric film sensor is arranged on the organic glass placing table 3 to be detected, when a user places the organic glass to be detected on, the piezoelectric film sensor generates an electric signal and sends the electric signal to the industrial personal computer, and the industrial personal computer obtains the size of the organic glass to be tested and the relative position of the organic glass to be tested on the placing table 3.
This organic glass silver streak detection device still is equipped with environmental magnetic field detection sensor 4, and environmental magnetic field detection sensor 4 sets up outside the plus magnetic field scope that constant magnetic field generator 2 applyed, sends the environmental magnetic field intensity data who records to the industrial computer.
As shown in fig. 2, the moving member of the magnetic field detection module includes five parallel rails 21, a motor, a moving link 22, and an electric push rod 23, the moving link 22 is connected to the magnetic field detection sensor 1 to drive the magnetic field detection sensor 1 to move, a displacement sensor is installed on the moving link 22, the adjacent rails 21 are communicated at the end portions, the motor drives the moving link 22 to move on the rails 21, the electric push rod 23 is connected to the moving link 22, the telescopic direction of the electric push rod 23 is perpendicular to the moving direction of the moving link 22, and the moving link 22 is located at one end of one of the outermost rails 21 as the starting point of movement in the detection process when the device is not in operation.
Organic glass places the bench and still is equipped with pressure switch, and when organic glass that awaits measuring placed the bench 3 on organic glass that awaits measuring, pressure switch detected pressure, sends signal to the industrial computer, and industrial computer control constant magnetic field generator 2 opens, for organic glass that awaits measuring applys constant magnetic field, and is concrete, for making the magnetic field intensity change not submerged in external magnetic field, the magnetic field intensity of this invariable static magnetic field should not be too big, can be 4X 104nT, the industrial personal computer controls the movable connecting rod 22 to start moving, when the movable connecting rod 22 reaches the other end of the track 21, the displacement sensor detects that the movable connecting rod 22 reaches the end part, a signal is sent to the industrial personal computer, the industrial personal computer controls the electric push rod 23 to extend, the movable connecting rod 22 moves to the next track 21, the motor rotates reversely, and the movable connecting rod is driven to moveThe rod 22 moves towards the other end part of the track 21 until the last end part of the last track 21 is reached, the detection of the magnetic field detection sensor 1 is finished, the work is stopped, the industrial computer controls the movable connecting rod 22 to return to the starting point, in the detection process, the magnetic field detection sensor 1 and the environmental magnetic field detection sensor 4 send the detected magnetic field to the industrial computer, the industrial computer takes the time of the measurement process as an X axis, the position of the movable connecting rod 22 transmitted by the displacement sensor as a Y axis, a moving position curve of the movable connecting rod 22 is drawn, then the time of the measurement process is taken as the X axis, the magnetic field strength is taken as the Y axis, a magnetic field strength curve and an environmental magnetic field strength curve are respectively established, the environmental magnetic field strength curve is deducted from the magnetic field strength curve through calculation to obtain an organic glass magnetic field strength curve, neglect the magnetic field signal that magnetic field intensity sensor measured at no organic glass position that awaits measuring, find out the coordinate of the unusual crest of Y axle fluctuation value and trough on this curve, output corresponding X axle left mark, according to the mobile connecting rod 22 shift position curve reachs the corresponding mobile connecting rod 22 position of anomaly point, contrasts the position of organic glass that awaits measuring on the organic glass that awaits measuring places platform 3 again, reachs the position that the organic glass silver line that awaits measuring appears, sends the result for the display screen demonstration.
Example two:
on the basis of the first embodiment, the display screen is replaced by the wireless transmission module, and a user can obtain a detection result on the wireless device.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (5)
1. An organic glass silver streak detection device which characterized in that: the device comprises a magnetic field detection module, a constant magnetic field generator (2), an organic glass placement mechanism to be detected, a moving part of the magnetic field detection module, a processing module and an information output module, wherein the magnetic field detection module transmits a detected magnetic field intensity signal to the processing module, the processing module transmits a detection result to the information output module, the moving part of the magnetic field detection module is connected with the magnetic field detection module, the moving part of the magnetic field detection module drives the magnetic field detection module to move outside the organic glass placement mechanism to be detected, and the constant magnetic field generator (2) applies a constant magnetic field to the organic glass to be detected on the organic;
the moving part of the magnetic field detection module comprises at least one parallel track (21), a motor, a moving connecting rod (22), a displacement sensor and an electric push rod (23), the motor drives the moving connecting rod (22) to move on the track, the electric push rod (23) is connected with the moving connecting rod (22), the telescopic direction of the electric push rod (23) is perpendicular to the moving direction of the moving connecting rod (22), the adjacent tracks (21) are communicated at the end parts, the moving connecting rod (22) is connected with the magnetic field detection module, the displacement sensor is installed on the moving connecting rod (22), the electric push rod (23) is telescopic when the moving connecting rod (22) reaches the end parts, and the moving connecting rod (22) can move to the adjacent tracks (21);
controlling the moving link 22 to start moving, when the moving link 22 reaches the other end of the track 21, the displacement sensor detects that the moving link 22 reaches the end, controlling the electric push rod 23 to extend, moving the moving link 22 to the next track 21, and driving the moving link 22 to move to the other end of the track 21 by the motor reversing;
the organic glass crazing detection device also comprises an environmental magnetic field detection module, the environmental magnetic field detection module is arranged outside the range of an external magnetic field applied by the constant magnetic field generator, and the environmental magnetic field detection module transmits a detected magnetic field signal to the processing module;
the organic glass crazing detection device is also provided with an organic glass size detection mechanism to be detected, the organic glass size detection mechanism to be detected is installed on the organic glass placement mechanism to be detected, and a detected organic glass size signal is sent to the processing module;
the organic glass size detection mechanism to be detected selects a piezoelectric film sensor;
taking the time of the measurement process as an X axis, taking the position of a movable connecting rod 22 transmitted by a displacement sensor as a Y axis, drawing a moving position curve of the movable connecting rod 22, taking the time of the measurement process as the X axis, taking the magnetic field intensity as the Y axis, respectively establishing a magnetic field intensity curve and an environmental magnetic field intensity curve, deducting the environmental magnetic field intensity curve from the magnetic field intensity curve through calculation to obtain an organic glass magnetic field intensity curve, neglecting a magnetic field signal measured by the magnetic field intensity sensor at the position of the organic glass without the measurement according to an electric signal sent by the piezoelectric film sensor and a signal sent by the displacement sensor, finding out the coordinates of a wave crest and a wave trough with abnormal Y-axis fluctuation value on the curve, outputting a corresponding X-axis left mark, obtaining the position of the movable connecting rod 22 corresponding to the abnormal point according to the moving position curve of the, and obtaining the position of the silver stripes of the organic glass to be detected.
2. The organic glass crazing detection device of claim 1, wherein: organic glass silver line detection device still is equipped with organic glass detection switch, and organic glass detection switch installs on the organic glass placement machine that awaits measuring constructs, detects whether the organic glass that awaits measuring has placed on the organic glass placement machine that awaits measuring constructs to send processing module with signal transmission.
3. An organic glass crazing detection device according to claim 2, wherein: the organic glass detection switch is a pressure switch.
4. The organic glass crazing detection device of claim 1, wherein: the information output module selects a display screen.
5. The organic glass crazing detection device of claim 1, wherein: the information output module is a wireless transmission module.
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| CN201810506275.0A CN108981553B (en) | 2018-05-19 | 2018-05-19 | Organic glass silver streak detection device |
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| CN201810506275.0A CN108981553B (en) | 2018-05-19 | 2018-05-19 | Organic glass silver streak detection device |
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| CN108981553A CN108981553A (en) | 2018-12-11 |
| CN108981553B true CN108981553B (en) | 2020-12-29 |
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| JP2002148012A (en) * | 2000-11-08 | 2002-05-22 | Ulvac Japan Ltd | Apparatus and method for measurement of film thickness |
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| CN103675091A (en) * | 2012-09-19 | 2014-03-26 | 华东师范大学 | Steel plate defect detector and detection method for same |
| CN103499404A (en) * | 2013-10-10 | 2014-01-08 | 南昌航空大学 | Measuring device and measuring method for alternating stress of ferromagnetic component |
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