CN112782162B - Visual detection device and method for reducing visual detection misjudgment rate - Google Patents
Visual detection device and method for reducing visual detection misjudgment rate Download PDFInfo
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- CN112782162B CN112782162B CN201911061671.8A CN201911061671A CN112782162B CN 112782162 B CN112782162 B CN 112782162B CN 201911061671 A CN201911061671 A CN 201911061671A CN 112782162 B CN112782162 B CN 112782162B
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
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- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
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- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
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Abstract
The invention discloses a visual detection device for reducing the false rate of visual detection and a detection method thereof, comprising a vertical plate, a height adjusting structure, a transverse adjusting structure, a plane angle adjusting structure, an inclination adjusting structure, a guide stabilizing structure and a product positioning structure, wherein the bottom end of the left side wall of the vertical plate is welded with a mounting plate, a reinforcing rib is arranged at the vertical joint of the mounting plate and the vertical plate, the left side of the bottom surface of the mounting plate is provided with a mounting groove, the left side of the wall body of the mounting plate is symmetrically provided with through holes, and the through holes of the wall body of the mounting plate are all internally provided with fixing screws. The accurate comparison in later period is convenient, thereby comprehensively reducing misjudgment.
Description
Technical Field
The invention relates to the technical field of visual detection equipment, in particular to a visual detection device and a visual detection method for reducing the misjudgment rate of visual detection.
Background
The visual inspection is a valuable mechanism for production, assembly or packaging, which has immeasurable value in the aspects of detecting defects and preventing defective products from being delivered to consumers, but the traditional visual inspection equipment has a plurality of problems, the arrival of the products cannot be accurately judged, so that the products are always conveyed at high speed, the transmission speed of a product conveying line cannot be reduced, the influence on detection and judgment caused by overhigh conveying speed cannot be avoided, the external characteristic specifications of the products cannot be obtained at different angles comprehensively, the acquired images have strong limitation, the influence on detection and judgment caused by limited acquired image positions cannot be avoided, the support guide stability in the moving process cannot be provided, the detection and judgment errors caused by the influence on the acquisition quality due to shaking cannot be avoided, and the accurate comparison in the later period cannot be realized by acquiring different external characteristic specification images of the products in advance, therefore, the detection misjudgment factors are more, and therefore, the realization of the visual detection device and the detection method thereof capable of reducing the misjudgment rate of the visual detection, which can solve the problems, is imperative.
Disclosure of Invention
The invention aims to overcome the technical problems in the prior art, and provides a visual detection device and a detection method thereof for reducing the misjudgment rate of visual detection, which can avoid influence on detection judgment due to too high conveying speed, collect external characteristic specifications of products at different angles comprehensively, provide stable support and guide in the moving process, avoid shaking during collection, collect pictures with different external characteristic specifications of the products, facilitate accurate comparison in the later period, reduce misjudgment comprehensively and effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a visual detection device for reducing the misjudgment rate of visual detection comprises a vertical plate, a height adjusting structure, a transverse adjusting structure, a plane angle adjusting structure, an inclination adjusting structure, a guide stabilizing structure and a product positioning structure;
standing the plate: the bottom end of the left side wall of the vertical plate is welded with a mounting plate, a reinforcing rib is arranged at the vertical joint of the mounting plate and the vertical plate, a mounting groove is arranged on the left side of the bottom surface of the mounting plate, through holes are symmetrically arranged on the left side of the wall body of the mounting plate, fixing screws are arranged in the through holes of the wall body of the mounting plate and correspond to the mounting groove in the bottom of the mounting plate;
the height adjusting structure comprises: the height adjusting structure is arranged on the right wall of the vertical plate;
the transverse adjusting structure comprises: the transverse adjusting structure is arranged on the right side wall of the height adjusting structure;
plane angle regulation structure: the plane angle adjusting structure is arranged on the bottom surface of the transverse adjusting structure;
the inclination adjusting structure comprises: the inclination adjusting structure is arranged on the bottom surface of the plane angle adjusting structure;
the guiding and stabilizing structure is as follows: the guide stabilizing structure is arranged on the front side wall of the vertical plate and is fixedly connected with the height adjusting structure;
product location structure: the product positioning structure is arranged at the right end of the rear side wall of the vertical plate;
wherein: the device also comprises a camera, a flat plate, a display and a PLC (programmable logic controller), wherein the camera is arranged on the right side wall of the inclination adjusting structure, the flat plate is arranged on the left side wall of the vertical plate, the display and the PLC are sequentially arranged on the front side surface of the vertical plate from top to bottom, the input end of the PLC is electrically connected with an external power supply, the output end of the camera is electrically connected with the input end of the PLC, the input end of the display is electrically connected with the output end of the PLC to accurately judge the arrival of a product, so that the transmission speed of a product conveying line is reduced, the detection judgment caused by overhigh transmission speed is avoided, the external characteristic specifications of the product are obtained at different angles, the comprehensiveness of collected images is ensured, the detection judgment caused by the limited position of the collected images is avoided, the support guide stability in the moving process is provided, the detection misjudgment caused by the influence of the collection quality caused by shaking is avoided, and different external characteristic specification images of the product can be collected, the accurate comparison in later period is convenient, thereby comprehensively reducing misjudgment.
Further, the altitude mixture control structure includes the bar groove, rotate the lead screw, adjust a piece and motor, the bar groove is vertical to be set up on the right wall of riser, the upper and lower both ends that rotate the lead screw all are connected through the inner wall rotation of bearing and bar groove, adjust a piece and rotate lead screw threaded connection, adjust the inboard slider of a piece and the spout sliding connection of bar groove inner wall, adjust a piece and extend to the outside of bar groove, the motor sets up in the upper end of riser, the output shaft of motor passes through the upper end fixed connection of bearing and rotation lead screw, the output of PLC controller is connected to the input electricity of motor, realize image acquisition's height and adjust, guarantee data acquisition's rationality and comprehensiveness.
Further, the horizontal regulation structure includes bar deckle board, electric putter and supporting shoe, the bar deckle board transversely sets up on the right side wall of adjusting a piece, electric putter sets up on the inside left wall of bar deckle board, the supporting shoe sets up in electric putter's flexible end right part, the slider of supporting shoe both sides and the spout sliding connection of bar deckle board inner wall, the supporting shoe extends to the downside of bar deckle board, the output of PLC controller is connected to electric putter's input electricity, realize image acquisition's horizontal position and adjust, guarantee data acquisition's rationality and wholeness.
Further, the plane angle adjusting structure includes driving motor, initiative toothed disc, axis of rotation and driven gear dish, driving motor sets up in the bottom of supporting shoe, initiative toothed disc sets up in driving motor's output shaft bottom, the top of axis of rotation is passed through the bearing and is connected with the supporting shoe body bottom surface rotation of supporting shoe right side wall, driven gear dish sets up in the bottom of axis of rotation, initiative toothed disc and driven gear dish meshing are connected, PLC controller's output is connected to driving motor's input electricity, realize image acquisition's plane angle and adjust, guarantee data acquisition's rationality and wholeness.
Further, the inclination adjusting structure comprises a second vertical plate, an electric telescopic column, a camera mounting plate and a swing column, the utility model discloses a camera, including the camera mounting panel, the camera is installed on the camera mounting panel, the bottom surface edge of initiative toothed disc is set up to second riser symmetry, electronic flexible post sets up on left second riser right wall, the flexible post of electronic flexible post and the second riser slide opening sliding connection on right side, the flexible capital end circle piece of electronic flexible post is connected through the pivot and the U-shaped plate rotation of camera mounting panel left side wall bottom, the pendulum post sets up in second riser right wall upper end on right side, the right-hand member circle piece of pendulum post is connected through the pivot and the U-shaped plate rotation of camera mounting panel left side wall upper end, the camera sets up on the right side wall of camera mounting panel, the output of PLC controller is connected to the input electricity of electronic flexible post, realize image acquisition's inclination and adjust, guarantee data acquisition's rationality and wholeness.
Further, the direction stable structure includes firm gyro wheel and U-shaped deflector, the support body mount pad fixed connection of firm gyro wheel is on the preceding lateral wall of adjusting a piece, and the U-shaped deflector sets up on the preceding lateral wall of riser, thereby firm gyro wheel and the spout sliding connection of U-shaped deflector inner wall avoid rocking the influence and gather the quality detection erroneous judgement.
Further, product location structure includes slide rail, adjusting block and photoelectric sensor, the slide rail sets up in the back lateral wall right-hand member of riser, and adjusting block and slide rail sliding connection are equipped with the knob on adjusting block's the wall body, and photoelectric sensor sets up on adjusting block's the right side wall, and PLC controller's input is connected to photoelectric sensor's output electricity, satisfies the detection that the product arrived according to not co-altitude transport, and the suitability is stronger.
Further, still include first range finding sensor, second range finding sensor, range finding board, frame plate and angle sensor, first range finding sensor sets up in the right side wall bottom of riser, and correspond the setting with the regulation piece, second range finding sensor sets up in the upper end of regulation piece, the range finding board sets up in the upper end of supporting shoe, second range finding sensor corresponds the setting with the range finding board, the frame plate sets up on the left side wall of supporting shoe, angle sensor sets up in the bottom plate body upper end of frame plate, angle sensor's input shaft and the bottom surface center fixed connection of initiative toothed disc, first range finding sensor, the input of PLC controller is connected to the equal electricity of output of second range finding sensor and angle sensor, realize gathering the accurate positioning who detects in the position control process.
The invention also provides a visual detection method for reducing the misjudgment rate of visual detection, which comprises the following steps:
the method comprises the following steps: aligning a mounting groove at the bottom of a mounting plate with a mounting part plate body, connecting the mounting groove with the mounting part plate body through a fixing screw rod to realize mounting of a vertical plate and an upper structure, collecting different external characteristic specification pictures of a preset amount of products through an external collecting camera and a collecting module in a DSP video processing system in a PLC (programmable logic controller), filtering, denoising and preprocessing the different external characteristic specification pictures of the products to obtain characteristic vectors of the images, adjusting the proper height of an adjusting slide block on a slide rail, and enabling a photoelectric sensor to correspond to the products on a product conveying line;
step two: the product transfer chain carries the product, and photoelectric sensor detects the arrival of product, and when the product arrived, reduce the transmission speed of product transfer chain, adjust the collection image angle of camera through altitude mixture control structure, horizontal regulation structure, plane angle regulation structure and slope regulation structure respectively, and then reachs product external feature specification with comprehensive different angles, gives the back for PLC controller integration analysis with the data transfer that detects, judges product quality fast.
Compared with the prior art, the invention has the beneficial effects that:
1. because the adjusting slide block is connected with the slide rail in a sliding way, the proper height of the adjusting slide block on the adjusting slide rail is adjusted and controlled, the photoelectric sensor corresponds to a product on a product conveying line, then the knob on the adjusting slide block is rotated to lock and fix the adjusting slide block and the photoelectric sensor, the detection that the product arrives according to different heights is met, the applicability is strong, the product is conveyed through an external product conveying line, a light receiver inside the light emitted by an inner light emitter cannot be found under the normal condition of the photoelectric sensor, when the product passes through, the product blocks the light and partially reflects the light back, the inner light receiver receives a light signal and timely presents the data signal to a PLC controller for integrated analysis, and then the PLC controller judges that the product arrives, thereby reducing the transmission speed of the product conveying line, improving the detection quality of the product, and avoiding the influence on detection judgment due to the overhigh conveying speed, and the misjudgment rate is reduced.
2. The adjusting device is controlled by a PLC controller, a motor runs forward and backward, an output shaft rotates, an adjusting support block is in threaded connection with a rotating screw rod, a sliding block on the inner side of the adjusting support block is in sliding connection with a sliding groove on the inner wall of a strip-shaped groove, the output shaft of the motor is fixedly connected with the upper end of the rotating screw rod through a bearing, so that the camera can acquire different heights, in the height adjusting process, as a first distance measuring sensor and the adjusting support block are correspondingly arranged, the height adjusting and positioning can be accurately performed, the images with different accurate heights can be acquired, an electric push rod stretches, as a support block is arranged at the right part of the stretching end of the electric push rod, the sliding blocks on the two sides of the support block are in sliding connection with the sliding groove on the inner wall of a strip-shaped frame plate, the camera can acquire different transverse positions, as a second distance measuring sensor is arranged corresponding to the distance measuring plate, the second distance measuring sensor measures the distance from the distance measuring plate in real time, the device is convenient to control the specific numerical value of the transverse position, accurately adjusts and positions the transverse position, can acquire images of different accurate transverse positions, drives a motor to rotate positively and negatively, an output shaft rotates to drive a driving gear disc to rotate, the top end of a rotating shaft is rotatably connected with the bottom surface of a supporting plate body of the right side wall of a supporting block through a bearing, the driving gear disc is meshed with a driven gear disc to realize stable rotation of the driven gear disc, and further realizes plane angle adjustment of a lower acquisition device, the input shaft of an angle sensor is fixedly connected with the center of the bottom surface of the driving gear disc, the number of rotation turns of the driving gear disc can be measured in real time, the plane rotation angles of the driven gear disc and a lower acquisition structure are calculated according to the gear ratio of the driving gear disc and the driven gear disc, so that the acquisition plane angle can be accurately controlled, but the acquisition device rotates within the maximum range of positive and negative eighty degrees, electronic flexible post is flexible, because the flexible post of electronic flexible post and the second riser slide opening sliding connection on right side, the flexible capital end circle piece of electronic flexible post is connected through the pivot and the rotation of the U-shaped board of camera mounting panel left side wall bottom, the right-hand member circle piece of pendulum post is connected through the pivot and the rotation of the U-shaped board of camera mounting panel left side wall upper end, realize the regulation of the collection image inclination of camera, and then gather the product external feature specification with comprehensive different angles, guarantee the comprehensiveness of gathering the image, avoid receiving the limit influence because of gathering the image position and detect the judgement, misjudgement rate has been reduced.
3. In the adjustment process of the acquisition height, the stable idler wheel is connected with the sliding groove of the inner wall of the U-shaped guide plate in a sliding mode, so that the supporting and guiding of the adjusting support block and the upper structure are stable, and the acquisition quality is prevented from being influenced by shaking to detect misjudgment.
4. Align the mounting groove of mounting panel bottom with the installation position plate body, be connected with the installation position plate body through set screw, realize the installation of riser and top structure, gather the different external feature specification pictures of predetermineeing the volume product through the collection module among the DSP video processing system in outside collection camera and the PLC controller, and to the different external feature specification picture filtering of product and remove the noise preliminary treatment, obtain the eigenvector of image, give the back for PLC controller integration analysis with the data transfer that detects, from quick judgement product quality, can gather the different external feature specification pictures of product, the accuracy in the later stage of being convenient for is compared, reduce the erroneous judgement.
Drawings
FIG. 1 is a schematic view of the internal cross-sectional plan structure of the present invention;
FIG. 2 is a schematic plan view of the tilt adjusting structure of the present invention;
FIG. 3 is a side view of the guiding structure in elevation.
In the figure: 1 vertical plate, 2 height adjusting structures, 21 strip-shaped grooves, 22 rotating screw rods, 23 adjusting support blocks, 24 motors, 3 transverse adjusting structures, 31 strip-shaped frame plates, 32 electric push rods, 33 supporting blocks, 4 plane angle adjusting structures, 41 driving motors, 42 driving gear discs, 43 rotating shafts, 44 driven gear discs, 5 inclined adjusting structures, 51 second vertical plates, 52 electric telescopic columns, 53 camera mounting plates, 54 swing columns, 6 cameras, 7 fixing screws, 8 guide stabilizing structures, 81 stabilizing rollers, 82U-shaped guide plates, 9 product positioning structures, 91 slide rails, 92 adjusting slide blocks, 93 photoelectric sensors, 10 flat plates, 11 displays, 12PLC controllers, 13 first distance measuring sensors, 14 second distance measuring sensors, 15 distance measuring plates, 16 frame plates, 17 angle sensors, 18 mounting plates and 19 reinforcing ribs.
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. 1-3, the present invention provides a technical solution: a visual detection device for reducing the misjudgment rate of visual detection comprises a vertical plate 1, a height adjusting structure 2, a transverse adjusting structure 3, a plane angle adjusting structure 4, an inclination adjusting structure 5, a guide stabilizing structure 8 and a product positioning structure 9;
a vertical plate 1: the vertical plate 1 provides a supporting and placing place, a mounting plate 18 is welded at the bottom end of the left side wall of the vertical plate 1, reinforcing ribs 19 are arranged at the vertical joint of the mounting plate 18 and the vertical plate 1, the reinforcing ribs 19 ensure the bearing strength of the joint, a mounting groove is formed in the left side of the bottom surface of the mounting plate 18, through holes are symmetrically formed in the left side of the wall body of the mounting plate 18, fixing screws 7 are arranged in the through holes of the wall body of the mounting plate 18, the fixing screws 7 are all arranged corresponding to the mounting groove in the bottom of the mounting plate 18, the mounting groove in the bottom of the mounting plate 18 is aligned with a plate body at the mounting position, the mounting groove is connected with the plate body at the mounting position through the fixing screws 7, and the mounting of the vertical plate 1 and the upper structure is realized;
height adjustment structure 2: the height adjusting structure 2 is arranged on the right wall of the vertical plate 1, the height adjusting structure 2 comprises a strip-shaped groove 21, a rotating screw rod 22, an adjusting support block 23 and a motor 24, the strip-shaped groove 21 is vertically arranged on the right wall of the vertical plate 1, the upper end and the lower end of the rotating screw rod 22 are rotatably connected with the inner wall of the strip-shaped groove 21 through bearings, the adjusting support block 23 is in threaded connection with the rotating screw rod 22, a slide block at the inner side of the adjusting support block 23 is in sliding connection with a slide groove at the inner wall of the strip-shaped groove 21, the adjusting support block 23 extends to the outer side of the strip-shaped groove 21, the motor 24 is arranged at the upper end of the vertical plate 1, an output shaft of the motor 24 is fixedly connected with the upper end of the rotating screw rod 22 through a bearing, the motor 24 rotates in a positive and negative way, the output shaft rotates, because the adjusting support block 23 is in threaded connection with the rotating screw rod 22, the slide block at the inner side of the adjusting support block 23 is in sliding connection with the slide groove at the inner wall of the strip-shaped groove 21, the output shaft of the motor 24 is fixedly connected with the upper end of the rotating screw rod 22 through a bearing, the camera 6 is used for adjusting the collected different heights;
the lateral adjustment structure 3: the transverse adjusting structure 3 is arranged on the right side wall of the height adjusting structure 2, the transverse adjusting structure 3 comprises a strip-shaped frame plate 31, an electric push rod 32 and a supporting block 33, the strip-shaped frame plate 31 is transversely arranged on the right side wall of the adjusting supporting block 23, the electric push rod 32 is arranged on the left inner wall of the strip-shaped frame plate 31, the supporting block 33 is arranged at the right telescopic end of the electric push rod 32, sliders on two sides of the supporting block 33 are in sliding connection with a sliding groove in the inner wall of the strip-shaped frame plate 31, the supporting block 33 extends to the lower side of the strip-shaped frame plate 31, the electric push rod 32 stretches, and as the supporting block 33 is arranged at the right telescopic end of the electric push rod 32, the sliders on two sides of the supporting block 33 are in sliding connection with the sliding groove in the inner wall of the strip-shaped frame plate 31, and adjustment of different transverse positions collected by the camera 6 is realized;
plane angle adjusting structure 4: the plane angle adjusting structure 4 is arranged on the bottom surface of the transverse adjusting structure 3, the plane angle adjusting structure 4 comprises a driving motor 41, a driving gear disc 42, a rotating shaft 43 and a driven gear disc 44, the driving motor 41 is arranged at the bottom end of the supporting block 33, the driving gear disc 42 is arranged at the bottom end of an output shaft of the driving motor 41, the top end of the rotating shaft 43 is rotatably connected with the bottom surface of the supporting plate body on the right side wall of the supporting block 33 through a bearing, the driven gear disc 44 is arranged at the bottom end of the rotating shaft 43, the driving gear disc 42 is meshed and connected with the driven gear disc 44, the driving motor 41 rotates forward and backward, the output shaft rotates to drive the driving gear disc 42 to rotate, because the top end of the rotating shaft 43 is rotatably connected with the bottom surface of the supporting plate body on the right side wall of the supporting block 33 through a bearing, the driving gear disc 42 is meshed with the driven gear disc 44, so that the driven gear disc 44 can stably rotate, and the plane angle of a lower acquisition device can be adjusted;
the tilt adjusting structure 5: the tilt adjusting structure 5 is arranged on the bottom surface of the plane angle adjusting structure 4, the tilt adjusting structure 5 comprises a second vertical plate 51, an electric telescopic column 52, a camera mounting plate 53 and a swing column 54, the second vertical plate 51 is symmetrically arranged on the bottom surface edge of the driving gear plate 42, the electric telescopic column 52 is arranged on the right wall of the left second vertical plate 51, the telescopic column of the electric telescopic column 52 is slidably connected with the sliding hole of the right second vertical plate 51, the top round block of the telescopic column of the electric telescopic column 52 is rotatably connected with the U-shaped plate at the bottom end of the left side wall of the camera mounting plate 53 through a rotating shaft, the swing column 54 is arranged on the upper end of the right wall of the right second vertical plate 51, the right round block of the swing column 54 is rotatably connected with the U-shaped plate at the upper end of the left side wall of the camera mounting plate 53 through a rotating shaft, the camera 6 is arranged on the right side wall of the camera mounting plate 53, the electric telescopic column 52 is telescopic, because the telescopic column 52 is slidably connected with the sliding hole of the right second vertical plate 51, a round block at the top end of the telescopic column of the electric telescopic column 52 is rotationally connected with a U-shaped plate at the bottom end of the left side wall of the camera mounting plate 53 through a rotating shaft, a round block at the right end of the swing column 54 is rotationally connected with the U-shaped plate at the upper end of the left side wall of the camera mounting plate 53 through a rotating shaft, and the adjustment of the inclination angle of the collected image of the camera 6 is realized;
the guiding and stabilizing structure 8: the guide stabilizing structure 8 is arranged on the front side wall of the vertical plate 1 and is fixedly connected with the height adjusting structure 2, the guide stabilizing structure 8 comprises a stabilizing roller 81 and a U-shaped guide plate 82, a frame body mounting seat of the stabilizing roller 81 is fixedly connected on the front side wall of the adjusting support block 23, the U-shaped guide plate 82 is arranged on the front side wall of the vertical plate 1, the stabilizing roller 81 is in sliding connection with a sliding groove on the inner wall of the U-shaped guide plate 82, in the adjusting process of the acquisition height, the stabilizing roller 81 is in sliding connection with the sliding groove on the inner wall of the U-shaped guide plate 82, the support and guide of the adjusting support block 23 and the upper structure are stabilized, and the acquisition quality is prevented from being influenced by shaking so as to detect misjudgment;
product positioning structure 9: the product positioning structure 9 is arranged at the right end of the rear side wall of the vertical plate 1, the product positioning structure 9 comprises a slide rail 91, an adjusting slide block 92 and a photoelectric sensor 93, the slide rail 91 is arranged at the right end of the rear side wall of the vertical plate 1, the adjusting slide block 92 is in sliding connection with the slide rail 91, a knob is arranged on the wall body of the adjusting slide block 92, the photoelectric sensor 93 is arranged on the right side wall of the adjusting slide block 92, the adjusting slide block 92 is in sliding connection with the slide rail 91, the proper height of the adjusting slide block 92 on the adjusting slide rail 91 is adjusted and controlled, the photoelectric sensor 93 corresponds to a product on a product conveying line, then the knob is rotated on the adjusting slide block 92, locking and fixing of the adjusting slide block 92 and the photoelectric sensor 93 are realized, the product is conveyed through an external product conveying line, a light receiver inside light emitted by an illuminator inside the photoelectric sensor 93 under normal conditions of the photoelectric sensor 93 cannot be found out, when the product passes, the product blocks the light, the light is partially reflected back, the internal light receiver receives the light signal, namely, the product is judged to arrive, so that the transmission speed of a product conveying line is reduced, the detection quality of the product is improved, the detection judgment is prevented from being influenced by the excessively high conveying speed, and the misjudgment rate is reduced;
wherein: still include camera 6, it is dull and stereotyped 10, display 11 and PLC controller 12, dull and stereotyped 10 provides the support and lays the platform, camera 6 realizes the image acquisition of product, 11 visual display testing results of display and data collection, PLC controller 12 regulates and control the normal operation of each structure, camera 6 sets up on the right side wall of structure 5 is adjusted in the slope, dull and stereotyped 10 sets up on the left side wall of riser 1, display 11 and PLC controller 12 top-down set gradually on the leading flank of riser 1, external power source is connected to PLC controller 12's input electricity, PLC controller 12's input is connected to camera 6 and photoelectric sensor 93's the equal electricity of output, display 11, motor 24, electric putter 32, the equal electricity of input of driving motor 41 and electric telescopic column 52 connects PLC controller 12's output.
Wherein: the vertical plate type range finder further comprises a first range finding sensor 13, a second range finding sensor 14, a range finding plate 15, a frame plate 16 and an angle sensor 17, wherein the first range finding sensor 13 is arranged at the bottom end of the right side wall of the vertical plate 1 and is arranged corresponding to the adjusting support block 23, the second range finding sensor 14 is arranged at the upper end of the adjusting support block 23, the range finding plate 15 is arranged at the upper end of the support block 33, the second range finding sensor 14 is arranged corresponding to the range finding plate 15, the frame plate 16 is arranged on the left side wall of the support block 33, the angle sensor 17 is arranged at the upper end of the bottom plate body of the frame plate 16, an input shaft of the angle sensor 17 is fixedly connected with the center of the bottom surface of the driving gear plate 42, output ends of the first range finding sensor 13, the second range finding sensor 14 and the angle sensor 17 are electrically connected with an input end of the PLC 12, and because the first range finding sensor 13 is arranged corresponding to the adjusting support block 23, the first range finding sensor 13 collects and adjusts the distance between the adjusting support block 23, be convenient for the accuracy height control location of carrying on, because second distance measuring sensor 14 corresponds the setting with range finding board 15, second distance measuring sensor 14 real-time measurement and range finding board 15's interval, be convenient for master transverse position's concrete numerical value, the accuracy carries out transverse position control location, because angle sensor 17's input shaft and the bottom surface center fixed connection of initiative toothed disc 42, the number of revolutions of initiative toothed disc 42 of can real-time measurement, according to the gear ratio of initiative toothed disc 42 and driven toothed disc 44, calculate the plane turned angle of driven toothed disc 44 and below collection structure, and then the accuracy is gathering plane angle to the accuse.
A visual detection method for reducing the misjudgment rate of visual detection comprises the following steps:
the method comprises the following steps: aligning a mounting groove at the bottom of a mounting plate 18 with a mounting part plate body, connecting the mounting groove with the mounting part plate body through a fixing screw 7, realizing mounting of a vertical plate 1 and an upper structure, collecting different external characteristic specification pictures of a preset amount of products through an external collecting camera and a collecting module in a DSP video processing system in a PLC (programmable logic controller) 12, filtering and denoising the different external characteristic specification pictures of the products to obtain a characteristic vector of the image, regulating and controlling the proper height of a regulating slide block 92 on the regulating slide rail 91 due to the sliding connection of the regulating slide block 92 and the slide rail 91, corresponding a photoelectric sensor 93 with the products on a product conveying line, and then rotating a knob on the regulating slide block 92 to lock and fix the regulating slide block 92 and the photoelectric sensor 93;
step two: the product is conveyed by an external product conveying line, the internal light receiver of the light emitted by the internal light emitter can not be found under the normal condition of the photoelectric sensor 93, when the product passes through, the product blocks the light and reflects part of the light back, the internal light receiver receives the light signal, namely, the product is judged to arrive, so that the transmission speed of the product conveying line is reduced, the detection quality of the product is improved, the detection judgment is prevented from being influenced by overhigh conveying speed, the misjudgment rate is reduced, when the product arrives, the motor 24 rotates forwards and backwards through the regulation and control of the PLC 12, the output shaft rotates, as the regulating support block 23 is in threaded connection with the rotating screw rod 22, the slide block at the inner side of the regulating support block 23 is in sliding connection with the chute at the inner wall of the strip-shaped groove 21, the output shaft of the motor 24 is fixedly connected with the upper end of the rotating screw rod 22 through a bearing, the regulation of different heights of the collection of the camera 6 is realized, in the process of height adjustment, because the first distance measuring sensor 13 is arranged corresponding to the adjusting support block 23, the first distance measuring sensor 13 collects and adjusts the distance between the support blocks 23, which is convenient for accurately adjusting and positioning the height, and can collect images with different accurate heights, the electric push rod 32 is telescopic, because the support block 33 is arranged at the right part of the telescopic end of the electric push rod 32, the slide blocks at the two sides of the support block 33 are connected with the slide groove of the inner wall of the strip-shaped frame plate 31 in a sliding way, so as to realize the adjustment of the camera 6 for collecting different transverse positions, because the second distance measuring sensor 14 is arranged corresponding to the distance measuring plate 15, the distance between the second distance measuring sensor 14 and the distance measuring plate 15 is measured in real time, which is convenient for controlling the specific value of the transverse position, the transverse position adjustment and positioning are accurately carried out, the image collection with different accurate transverse positions can be carried out, the driving motor 41 runs forward and backward, the output shaft rotates to drive the driving gear disc 42 to rotate, because the top end of the rotating shaft 43 is rotatably connected with the bottom surface of the supporting plate body of the right side wall of the supporting block 33 through a bearing, the driving gear disc 42 is meshed with the driven gear disc 44, so that the stable rotation of the driven gear disc 44 is realized, and further the plane angle adjustment of a lower acquisition device is realized, because the input shaft of the angle sensor 17 is fixedly connected with the bottom center of the driving gear disc 42, the number of the rotating turns of the driving gear disc 42 can be measured in real time, the plane rotating angles of the driven gear disc 44 and a lower acquisition structure are calculated according to the gear ratio of the driving gear disc 42 and the driven gear disc 44, and further the acquisition plane angle is accurately controlled, but the acquisition device rotates within the maximum range of positive and negative one hundred eighty degrees, the electric telescopic column 52 stretches, because the telescopic column of the electric telescopic column 52 is slidably connected with the sliding hole of the second vertical plate 51 on the right side, the top end round block of the telescopic column of the electric telescopic column 52 is rotatably connected with the U-shaped plate at the bottom end of the left side wall of the camera mounting plate 53 through a rotating shaft, the right-hand member circle piece of pendulum post 54 rotates through pivot and the U-shaped board of camera mounting panel 53 left side wall upper end to be connected, realize camera 6's the regulation of collection image inclination, and then gather product appearance characteristic specification with comprehensive different angles, guarantee the comprehensiveness of gathering the image, avoid detecting the judgement because of gathering the restricted influence in image position, misjudgment rate has been reduced, data transmission with detecting is for PLC controller 12 integration analysis and comparison back, judge product quality fast, testing result and data visual display are on display 11, in the accommodation process of collection height, because the spout sliding connection of firm gyro wheel 81 and U-shaped deflector 82 inner wall, it is firm to play the support direction to adjusting a piece 23 and top structure, thereby avoid rocking the influence collection quality and detect the misjudgment, after finishing using, each structure resumes the original state and can.
It should be noted that the specific model of the PLC controller 12 disclosed in this embodiment is siemens S7-200 CPU224, the photoelectric sensor 93 may be an ohong automation (china) ltd model E3F3-D31 diffuse reflection type photoelectric sensor, both the first distance measuring sensor 13 and the second distance measuring sensor 14 may be charpy GP2D12 infrared distance measuring sensors, the angle sensor 17 may be a tin-free tin-based high-precision angle sensor of the sensing technology ltd model AT216T, the PLC controller 12 controls the display 11, the motor 24, the electric push rod 32, the driving motor 41 and the electric telescopic column 52 by the methods commonly used in the prior art, the camera 6, the photoelectric sensor 93, the display 11, the motor 24, the electric push rod 32, the driving motor 41, the electric telescopic column 52, the first distance measuring sensor 13, the second distance measuring sensor 14 and the angle sensor 17 are all common elements of a visual detection device in the prior art.
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 (8)
1. A visual inspection device for reducing a visual inspection misjudgment rate is characterized in that: comprises a vertical plate (1), a height adjusting structure (2), a transverse adjusting structure (3), a plane angle adjusting structure (4), an inclination adjusting structure (5), a guiding and stabilizing structure (8) and a product positioning structure (9);
riser (1): the bottom end of the left side wall of the vertical plate (1) is welded with a mounting plate (18), a reinforcing rib (19) is arranged at the vertical joint of the mounting plate (18) and the vertical plate (1), a mounting groove is formed in the left side of the bottom surface of the mounting plate (18), through holes are symmetrically formed in the left side of the wall body of the mounting plate (18), fixing screws (7) are arranged in the through holes of the wall body of the mounting plate (18), and the fixing screws (7) are arranged corresponding to the mounting groove in the bottom of the mounting plate (18);
height adjustment structure (2): the height adjusting structure (2) is arranged on the right wall of the vertical plate (1);
lateral adjustment structure (3): the transverse adjusting structure (3) is arranged on the right side wall of the height adjusting structure (2);
plane angle adjusting structure (4): the plane angle adjusting structure (4) is arranged on the bottom surface of the transverse adjusting structure (3);
tilt adjusting structure (5): the inclination adjusting structure (5) is arranged on the bottom surface of the plane angle adjusting structure (4);
guiding and stabilizing structure (8): the guide stabilizing structure (8) is arranged on the front side wall of the vertical plate (1) and is fixedly connected with the height adjusting structure (2);
product positioning structure (9): the product positioning structure (9) is arranged at the right end of the rear side wall of the vertical plate (1);
the product positioning structure (9) comprises a sliding rail (91), an adjusting sliding block (92) and a photoelectric sensor (93), the sliding rail (91) is arranged at the right end of the rear side wall of the vertical plate (1), the adjusting sliding block (92) is in sliding connection with the sliding rail (91), a knob is arranged on the wall body of the adjusting sliding block (92), the photoelectric sensor (93) is arranged on the right side wall of the adjusting sliding block (92), and the output end of the photoelectric sensor (93) is electrically connected with the input end of the PLC (12);
wherein: still include camera (6), flat board (10), display (11) and PLC controller (12), camera (6) set up on the right side wall of slope regulation structure (5), and flat board (10) set up on the left side wall of riser (1), and display (11) and PLC controller (12) top-down set gradually on the leading flank of riser (1), and external power source is connected to the input electricity of PLC controller (12), and the input of PLC controller (12) is connected to the output electricity of camera (6), and the output of PLC controller (12) is connected to the input electricity of display (11).
2. A visual inspection apparatus for reducing the false positive rate of visual inspection according to claim 1, wherein: height adjusting structure (2) include bar groove (21), rotate lead screw (22), adjust a piece (23) and motor (24), bar groove (21) are vertical to be set up on the right wall of riser (1), the upper and lower both ends that rotate lead screw (22) all rotate through the inner wall of bearing and bar groove (21) and be connected, adjust a piece (23) and rotate lead screw (22) threaded connection, adjust the spout sliding connection of a slider and bar groove (21) inner wall of piece (23) inboard, adjust a piece (23) and extend to the outside of bar groove (21), motor (24) set up in the upper end of riser (1), the output shaft of motor (24) passes through the bearing and rotates the upper end fixed connection of lead screw (22), the output of PLC controller (12) is connected to the input electricity of motor (24).
3. A visual inspection apparatus for reducing the false positive rate of visual inspection according to claim 2, wherein: horizontal regulation structure (3) include bar framed panel (31), electric putter (32) and supporting shoe (33), bar framed panel (31) transversely set up on the right side wall of adjusting a piece (23), electric putter (32) set up on the inside left wall of bar framed panel (31), supporting shoe (33) set up in the flexible end right part of electric putter (32), the slider of supporting shoe (33) both sides and the spout sliding connection of bar framed panel (31) inner wall, supporting shoe (33) extend to the downside of bar framed panel (31), the output of PLC controller (12) is connected to electric putter's (32) input electricity.
4. A visual inspection apparatus for reducing the false positive rate of visual inspection according to claim 3, wherein: planar angle regulation structure (4) include driving motor (41), initiative toothed disc (42), axis of rotation (43) and driven toothed disc (44), driving motor (41) set up in the bottom of supporting shoe (33), initiative toothed disc (42) set up in the output shaft bottom of driving motor (41), the top of axis of rotation (43) is passed through the bearing and is connected with the supporting plate body bottom surface rotation of supporting shoe (33) right side wall, driven toothed disc (44) set up in the bottom of axis of rotation (43), initiative toothed disc (42) and driven toothed disc (44) meshing are connected, the output of PLC controller (12) is connected to the input electricity of driving motor (41).
5. The visual inspection device according to claim 4, wherein the visual inspection device further comprises: the inclination adjusting structure (5) comprises a second vertical plate (51), an electric telescopic column (52), a camera mounting plate (53) and a swing column (54), wherein the second vertical plate (51) is symmetrically arranged at the edge of the bottom surface of the driving gear disc (42), the electric telescopic column (52) is arranged on the right wall of the left second vertical plate (51), the telescopic column of the electric telescopic column (52) is in sliding connection with a sliding hole of the right second vertical plate (51), a round block at the top end of the telescopic column of the electric telescopic column (52) is in rotating connection with a U-shaped plate at the bottom end of the left side wall of the camera mounting plate (53) through a rotating shaft, the swing column (54) is arranged at the upper end of the right wall of the right second vertical plate (51), a round block at the right end of the swing column (54) is in rotating connection with the U-shaped plate at the upper end of the left side wall of the camera mounting plate (53) through a rotating shaft, the camera (6) is arranged on the right side wall of the camera mounting plate (53), the input end of the electric telescopic column (52) is electrically connected with the output end of the PLC (12).
6. A visual inspection apparatus for reducing the false positive rate of visual inspection according to claim 2, wherein: the direction stable structure (8) is including firm gyro wheel (81) and U-shaped deflector (82), the support body mount pad fixed connection of firm gyro wheel (81) is on adjusting the preceding lateral wall of a piece (23), and U-shaped deflector (82) set up on the preceding lateral wall of riser (1), and firm gyro wheel (81) and the spout sliding connection of U-shaped deflector (82) inner wall.
7. The visual inspection device according to claim 5, wherein the visual inspection device further comprises: also comprises a first distance measuring sensor (13), a second distance measuring sensor (14), a distance measuring plate (15), a frame plate (16) and an angle sensor (17), the first distance measuring sensor (13) is arranged at the bottom end of the right side wall of the vertical plate (1), and correspond the setting with regulation brace piece (23), second range finding sensor (14) set up in the upper end of adjusting brace piece (23), range finding board (15) set up in the upper end of supporting shoe (33), second range finding sensor (14) correspond the setting with range finding board (15), frame plate (16) set up on the left side wall of supporting shoe (33), angle sensor (17) set up in the bottom plate body upper end of frame plate (16), the input shaft of angle sensor (17) and the bottom surface center fixed connection of driving gear dish (42), first range finding sensor (13), the input of PLC controller (12) is all connected electrically to the output of second range finding sensor (14) and angle sensor (17).
8. The detecting method of a visual detection device for reducing the false rate of visual detection according to claims 1-7, wherein: the method comprises the following steps:
the method comprises the following steps: aligning a mounting groove at the bottom of a mounting plate (18) with a plate body at a mounting position, connecting the mounting groove with the plate body at the mounting position through a fixing screw (7), realizing the mounting of a vertical plate (1) and an upper structure, collecting different external characteristic specification pictures of a preset amount of products through an external collection camera and a collection module in a DSP video processing system in a PLC (programmable logic controller) (12), filtering and denoising the pictures with different external characteristic specifications of the products, obtaining a characteristic vector of the image, adjusting the proper height of an adjusting slide block (92) on a slide rail (91), and corresponding a photoelectric sensor (93) with the products on a product conveying line;
step two: the product transfer chain carries the product, photoelectric sensor (93) detect the arrival of product, when the product arrives, reduce the transmission speed of product transfer chain, respectively through altitude mixture control structure (2), transversely adjust structure (3), the collection image angle that camera (6) were adjusted to plane angle regulation structure (4) and slope regulation structure (5), and then reachs product external feature specification with comprehensive different angles, give PLC controller (12) integration analysis with the data transfer that detects and compare the back, judge product quality fast.
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| CN114017608A (en) * | 2021-11-15 | 2022-02-08 | 陈绪乾 | Computer data acquisition device |
| CN115523952B (en) * | 2022-09-13 | 2023-09-01 | 马鞍山市胜康精密机电有限公司 | Full-automatic detection equipment for precision electronic stamping part |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206113835U (en) * | 2016-09-20 | 2017-04-19 | 华北电力大学（保定） | A single mesh measuring device for measuring insulator inclination |
| CN109276025A (en) * | 2018-11-12 | 2019-01-29 | 山东职业学院 | A kind of multi-functional adjustable desk |
| CN109405751A (en) * | 2018-12-04 | 2019-03-01 | 三峡大学 | A kind of measuring device based on computer vision and its application method |
| CN109461352A (en) * | 2018-12-21 | 2019-03-12 | 刘家铮 | A kind of high school physics experiment with falling objects simulator |
| CN110313389A (en) * | 2019-07-09 | 2019-10-11 | 江苏艺轩园林景观工程有限公司 | A kind of city trees and shrubs monitoring irrigation rig |
| CN209485302U (en) * | 2019-04-15 | 2019-10-11 | 桂林航天工业学院 | A kind of farm machinery automatization tillage measurer device |
-
2019
- 2019-11-01 CN CN201911061671.8A patent/CN112782162B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206113835U (en) * | 2016-09-20 | 2017-04-19 | 华北电力大学（保定） | A single mesh measuring device for measuring insulator inclination |
| CN109276025A (en) * | 2018-11-12 | 2019-01-29 | 山东职业学院 | A kind of multi-functional adjustable desk |
| CN109405751A (en) * | 2018-12-04 | 2019-03-01 | 三峡大学 | A kind of measuring device based on computer vision and its application method |
| CN109461352A (en) * | 2018-12-21 | 2019-03-12 | 刘家铮 | A kind of high school physics experiment with falling objects simulator |
| CN209485302U (en) * | 2019-04-15 | 2019-10-11 | 桂林航天工业学院 | A kind of farm machinery automatization tillage measurer device |
| CN110313389A (en) * | 2019-07-09 | 2019-10-11 | 江苏艺轩园林景观工程有限公司 | A kind of city trees and shrubs monitoring irrigation rig |
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Effective date of registration: 20220308 Address after: 336000 Yichun Economic and Technological Development Zone, Yichun City, Jiangxi Province Patentee after: GUANGDONG XINGFA ALUMINIUM (JIANGXI) Co.,Ltd. Address before: 510665 Guangdong Normal University of technology, 293 Zhongshan Avenue West, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG POLYTECHNIC NORMAL University |