CN105866137A - Device and method for online detection of calendered tempered glass edge defects - Google Patents
Device and method for online detection of calendered tempered glass edge defects Download PDFInfo
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- CN105866137A CN105866137A CN201610424025.3A CN201610424025A CN105866137A CN 105866137 A CN105866137 A CN 105866137A CN 201610424025 A CN201610424025 A CN 201610424025A CN 105866137 A CN105866137 A CN 105866137A
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- glass
- image
- assembly
- minor face
- slide unit
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
- G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N2021/8909—Scan signal processing specially adapted for inspection of running sheets
- G01N2021/891—Edge discrimination, e.g. by signal filtering
Abstract
The invention provides a device and method for online detection of calendered tempered glass edge defects. The device is arranged between a glass cleaning machine and a glass toughening furnace on a calendered tempered glass production line and comprises a main machine frame body, a concave transmission mechanism, short-edge image obtaining mechanisms, long-edge image obtaining mechanisms, an image acquisition and processing unit and a control mechanism, wherein the concave transmission mechanism forms two concave areas forming angles with the glass transmission direction, the short-edge image obtaining mechanisms are respectively arranged in the concave areas, the long-edge image obtaining mechanisms are located on two sides of the concave transmission mechanism, and the image acquisition and processing unit is electrically connected with the obtaining mechanisms. Complete detection of the edge defects on four edges of calendered tempered glass is achieved by adopting the device, and the detection device is high in detection efficiency and good in stability compared with artificial visual detection. The device is high in automation degree, and the detection method adopting the device can improve the process efficiency and production efficiency and reduce the labor costs.
Description
Technical field
The invention belongs to industrial products detection and technical field of machine vision, relate to rolling safety glass defects detection skill
Art, is specifically related to roll edge defect on-line measuring device and method during safety glass produces.
Background technology
Safety glass is also known as strengthening glass, it is common that use method chemically or physically to form compressive stress at glass surface,
First offset surface layer pressure when glass bears external force, thus provide bearing capacity, thus safety glass is extensively applied
In fields such as building doors and windows, glass curtain wall, electronic instruments.Common calendering safety glass is by the glass of molten condition
Glass liquid out forms former of rolled glass through calender from melting furnaces bead, then through cutting machine, wafer lapping machine and cleaning
Machine, enters annealing furnace.In process of production, owing to calendering safety glass production and processing technology is many, complex process,
Particularly glass-cutting, edging technique are the important steps in safety glass production process, are also easily to cause tempering
The link of glass production defect, easily causes glass and burns the edge defects such as limit, quick-fried angle, chip, bright border, affect steel
Change the quality of glass.And the incoming annealing furnace of glass of existing defects, on the one hand causes the waste of production technology, separately
Explosion is the most once occurred can annealing furnace equipment itself to be caused damage inside annealing furnace.Accordingly, it would be desirable to giving birth to
To glass product during product, the defect that especially glass edge occurs checks.
The most domestic detection for calendering safety glass edge defect completes mainly by artificial visual.Artificial visual is examined
Look into, the defect i.e. existed above by human eye subjective consciousness identification glass, owing to eye recognition relies primarily on individual's warp
Testing, subjectivity is stronger, and easily causes erroneous judgement to fail to judge because of reasons such as fatigue, carelessness, detection efficiency lowly, take
Time laborious.Replacement artificial visual checks, the most only Germany Yi Sila vision-based detection company has glass edge
Edge defect detection equipment, but it can only some defect on limit long to the both sides of safety glass detect, and for place
Edge defect detection in two minor faces of mobile status has not been achievable.
Summary of the invention
The invention aims to solve the problems referred to above, from the angle of automated production, it is provided that one can
The device of the edge defect on complete detection calendering four limits of safety glass.
The above-mentioned purpose of the present invention is realized by techniques below scheme:
A kind of calendering safety glass edge defect on-line measuring device, is arranged in the glass on calendering toughened glass production line
Between glass cleaning machine and glass tempering furnace, including the main frame body for supporting described device, it is fixed on main frame body
On in order to realize the spill transmission mechanism of glass delivery to be measured, to be fixed in main frame body in order to realize glass minor face figure
As the first minor face capture mechanism gathered and the second minor face capture mechanism, it is fixed in main frame body in order to realize glass
Long edge image gather the first Chang Bian capture mechanism and the second Chang Bian capture mechanism and for image acquisition and realize figure
As the image variants unit processed；Described spill transmission mechanism is provided with two concave regions of separation, and this is recessed
Shape region is at an acute angle with glass delivery line at glass delivery horizontal plane, described first minor face capture mechanism and the second minor face
Capture mechanism is respectively placed in two concave regions；Described first Chang Bian capture mechanism and the second Chang Bian capture mechanism divide
It is listed in the both sides of described spill transmission mechanism；Described image variants unit is electrically connected with multiple capture mechanisms respectively
Connect.
In above-mentioned calendering safety glass edge defect on-line measuring device, described spill transmission mechanism include transmission mechanism,
Drive structure and in order to support and to install the motor mount of motor, wherein:
Described transmission mechanism includes the three groups of frame portions being arranged in parallel, i.e. 1# frame portions, 2# frame portions and
3# frame portions, often group frame portions includes support and is spaced rack-mount multiple wheel assemblies, wheel assembly
Including drive wheel assemblies, T-shaped follower assembly, L-type follower assembly and tensioning wheel assembly, often group frame portions sets
Article one, for carrying the transmission belt of glass, transmission belt walks around above-mentioned wheel assembly and support forms a loop；
Described drive mechanism is arranged on drive wheel assemblies one end of spill transmission mechanism, including one for being connected in series
The drive shaft of the drive wheel assemblies of three groups of frame portions, this drive shaft drives motor to connect by a shaft joint and one,
The transmission belt of described three groups of frame portions synchronizes to turn under the driving of this driving motor and respective wheel assembly in the same direction
Dynamic.
In above-mentioned calendering safety glass edge defect on-line measuring device, described 1# frame portions is along glass motion direction
Interval is disposed with one group of double inverted L structure and two groups of T-shaped follower assemblies successively, and double inverted L structures are by two groups of L-types
Follower assembly upside down and formed, two upper lateral parts of T-shaped follower assembly are respectively provided with two groups of followers, under it
Portion is fixed on 1# frame portions by fixation kit, and the both sides, T-shaped follower assembly bottom being positioned at centre are provided with
Tensioning wheel assembly, the side, T-shaped follower assembly bottom being positioned at end is provided with tensioning wheel assembly, and opposite side is installed
Drive wheel assemblies, and the length of two T-shaped follower assemblies is equal, the length of double inverted L structures more than T-shaped passively
The length of wheel assembly；
The 2# frame portions being positioned at centre is disposed with by two groups of L-type follower assemblies inversions along interval, glass motion direction
Place the two groups of double inverted L structures and one group of T-shaped follower assembly formed, and T-shaped follower assembly is positioned at two pairs of inverted L
The centre of structure, and the length of T-shaped follower assembly is equal with the length of the T-shaped follower assembly of 1# frame portions,
The length of two pairs of inverted L structures is between the length of T-shaped follower assembly and double inverted L structures of 1# frame portions；
3# frame portions is spaced successively along glass motion direction and is disposed with two groups of T-shaped follower assemblies and by two groups of L-types
Double inverted L structures of follower assembly upside down composition, T-shaped follower assembly and the length of double inverted L structure and 1#
The length of the T-shaped follower assembly of frame portions and double inverted L structure is equal.
In above-mentioned calendering safety glass edge defect on-line measuring device, described first minor face capture mechanism and second short
Limit capture mechanism all include electronic slide unit, under electronic slide unit, electronic slide unit fixation kit, minor face line source assembly,
Minor face line clear off source component, minor face image-pickup camera assembly, upper electronic slide unit fixed plate and under electronic slide unit fixed plate with
And be arranged on the first driving motor of electronic slide unit end and be installed on the second driving motor in lower electric sliding you portion,
Upper electronic slide unit is in turn secured to be positioned at master along the concave regions of spill transmission mechanism by electronic slide unit fixation kit
On the upside of Rack Body, under electronic slide unit fixed along the concave regions of spill transmission mechanism by electronic slide unit fixation kit
On the downside of main frame body, the downside of upper electronic slide unit is fixed with electronic slide unit fixed plate, under the upside of electronic slide unit
It is fixed with down electronic slide unit fixed plate, minor face light source assembly and minor face image-pickup camera assembly and is respectively arranged in above-mentioned powering on
Dynamic slide unit fixed plate and under in electronic slide unit fixed plate.
In above-mentioned calendering safety glass edge defect on-line measuring device, described first minor face capture mechanism and second short
Limit capture mechanism all arranges two groups of light source assemblies and corresponding orientation photomoduel, light source assembly and image-pickup camera assembly
Pairing uses, and is arranged in above and below glass to be measured, and two groups have one between light source and photomoduel
Determine space length in order to make glass to be measured pass unopposed through.
In above-mentioned calendering safety glass edge defect on-line measuring device, described first Chang Bian capture mechanism is positioned at main frame
The arrival end of support body, the second Chang Bian capture mechanism is positioned at the port of export of main frame body, all includes supporting frame, long limit
Image-pickup camera assembly, long sideline clear off source component and long sideline light source assembly；Mei Taochangbian capture mechanism includes three groups
Light source assembly and image-pickup camera assembly group, one group is long sideline light source assembly and long limit image-pickup camera assembly, another two groups
Source component and long limit image-pickup camera assembly is cleared off for long sideline；Often group line source is all parallel with limit long with glass to be measured
Direction is fixed on supporting frame, and the camera focus of corresponding photomoduel points to the edge of tested glass and online
On the centrage of light source；All light sources and camera lens all to the centrage on glass edge thickness direction, and with
Need the glass edge thickness direction adopting phase vertical.
In above-mentioned calendering safety glass edge defect on-line measuring device, described image variants unit includes clothes
Business device and the client computer that electrically connect with server, described server is provided with image pick-up card, described server and
Client computer passes through EPA communication；Wherein, the period of service is used for setting up glass edge defect database to be measured, connecing
Receiving the information of client computer, store and transmit data and command information and gather image information, client computer has been used for
The initialization of information and parameter are arranged.
Above-mentioned calendering safety glass edge defect on-line measuring device also includes that controlling organization, described controlling organization are placed in
In main frame body, including PLC and the control circuit plate that electrically connects with PLC, PLC is connected to image by Ethernet
Gather and the server of processing unit；Control circuit plate is provided with change-over circuit and various input/output interface, and it leads to
Cross the driving motor of fieldbus and spill transmission mechanism and the first minor face capture mechanism and the second minor face capture mechanism
Minor face drive motor electrical connection, PLC control operation and the synchronous operation of minor face capture mechanism of glass to be measured.
Above-mentioned calendering safety glass edge defect on-line measuring device also includes for detecting glass to be measured entrance and spreading out of
The first photoelectric detection component and the second photoelectric detection component, the first photoelectric detection component is installed on spill transmission mechanism
2# frame portions on and near the position of arrival end of main frame body, be electrically connected by the circuit control panel of controlling organization
It is connected to PLC；Second photoelectric detection component is installed on the 2# frame portions of spill transmission mechanism and near main frame body
The position of the port of export, be electrically connected to PLC by the circuit control panel of controlling organization.
The present invention also provides for a kind of calendering safety glass edge defect online test method, and the method employing is above-mentioned online
Detection device detects, and comprises the following steps:
Parameter initialization S1: calendering safety glass is set by the client computer of image variants unit and produces relevant
Parameter information；And on the server of image variants unit, set up calendering safety glass edge defect data
Storehouse, completes the setting of image acquisition parameter；
Judge that whether the arrive PLC of S2: controlling organization of glass to be measured receives from the signal of the first photoelectric detection component,
And communicate the signals to the server of image variants unit, it is judged that whether glass to be measured arrives, if
Do not arrive, continue waiting for；If obtaining the signal that glass to be measured arrives, turn to step S3；
Image variants S3: server, according to the speed of service of the glass to be measured preset, calculates from glass to be measured
Entrance arrival end, to the time used by the predetermined capture position of its capture mechanism connected, has not timed out, continuation etc.
Treat；Time arrives, then send instructions to PLC, PLC take pictures and take pictures the camera controlling described capture assembly
Number is until closing this camera；Image captured by collection of server also processes, and i.e. uses at traditional image
Adjustment method extracts defect characteristic, uses neural network algorithm to carry out defect recognition, and image and the process of shooting is tied
Fruit is sent to the client computer of image variants unit, and turns to step S4；
Testing result response S4: client computer receives camera from server and takes pictures image and processing result image, according in advance
Calibration standard judges that glass to be measured is the most qualified, sends sound and light alarm time defective, reminds operator to off-grade glass
Carry out the process responded；Meanwhile, send instruction to the PLC of control structure, control the first minor face capture mechanism and the
Camera and the light source of two minor face capture mechanisms return to default location, turn to step S2, carry out next round detection.
Use technique scheme, the solution have the advantages that: apparatus of the present invention are by being around in spill transmission mechanism
Pliability belt transmit glass to be measured, spill transmission mechanism by support, L-type follower assembly, T-shaped passively
Wheel assembly, tensioning wheel assembly coordinate to assemble and form concave regions in order to accommodating minor face capture mechanism, to complete to be in shifting
The edge defect detection of glass to be measured two minor face of dynamic state, it is possible to the limit on complete detection calendering four limits of safety glass
Edge defect, realizes the defects detection to glass edge, compared to manually under conditions of not affecting normal productive temp
Visual detection, this detection device detection efficiency is high, good stability；Accuracy of detection is high, fills through this detection of actual verification
Put the flase drop loss being capable of within 3/10000ths；Apparatus of the present invention automaticity is high, uses the present invention's
Detection device can improve process efficiency and production efficiency, reduces human cost.
Accompanying drawing explanation
Fig. 1 is apparatus of the present invention installation site schematic diagrams in toughened glass production line；
Fig. 2 is the schematic top plan view that apparatus of the present invention embodiment provides；
Fig. 3 is the schematic appearance that apparatus of the present invention embodiment provides；
Fig. 4 is the perspective view of main body support body；
Fig. 5 is the perspective view of spill transmission mechanism；
Fig. 6 is the left view of spill transmission mechanism；
Fig. 7 is the structural representation of minor face capture mechanism；
Fig. 8 is spill transmission mechanism, minor face capture mechanism and the position relationship schematic top plan view of Chang Bian capture mechanism；
Fig. 9 is apparatus of the present invention control planning schematic diagrams；
Figure 10 is that the inventive method uses apparatus of the present invention to carry out rolling the flow process of safety glass edge defect on-line checking
Figure.
In figure, reference is expressed as:
1: main frame body, 10: dark slide, 11: long column, 12: short column, 13: main beam, 14: vertical beam,
15: crossbeam, 16: electronic slide unit hanging beam, 17: electronic slide unit support beam, 18: electronic slide unit support beam column,
19: support body support post, 110: main beam support vertical beam, 111: bottom support beam, 112: lower margin；
2: spill transmission mechanism, 20: angle support seat, 21: drive shaft；22: shaft coupling, 23: motor mount,
24: driving motor, 25: drive wheel assemblies, 26:T type follower assembly, 27:L type follower assembly, 28:
Tensioning wheel assembly, 29: fixation kit, 210: support, 211: transmission belt；1#:1# frame portions, 2#:2#
Frame portions, 3#:3# frame portions；
3: the first minor face capture mechanisms, 4: the second minor face capture mechanisms, 30: upper electronic slide unit, 31: under electronic
Slide unit, 32: electronic slide unit fixation kit, 33: minor face line source assembly, 34: minor face line clears off source component, 35:
Minor face image-pickup camera assembly, 36: upper electronic slide unit fixed plate, 37: under electronic slide unit fixed plate, 38: the first is short
Limit drives motor, 39: the second minor faces to drive motor；
5: the first Chang Bian capture mechanisms, 6: the second Chang Bian capture mechanisms, 51: long sideline light source assembly, 52: long limit
Image-pickup camera assembly；
7: controlling organization, 71:PLC, 72: control circuit plate；
8: image variants unit, 81: server, 82: client computer；
100: the first photoelectric detection component；101: the second photoelectric detection component.
Detailed description of the invention
The present invention provides a kind of for rolling during safety glass produces for the glass edge defect entered before annealing furnace
Carry out the device of on-line checking, calendering safety glass production link and this detection device installation site aborning
As it is shown in figure 1, from the vitreous humour of melting furnaces through calender, glass cutting machine, glass edge-grinding machine and glass cleaning list
The process of unit, rejects problematic glass by on-line measuring device, then by incoming for grade glass glass tempering furnace.
Owing to the calendering cutting of safety glass, edging operation easily cause glass and burn the edges such as limit, quick-fried angle, chip, bright border
Defect, affects the quality of safety glass, and the calendering safety glass edge defect on-line measuring device of the present invention is arranged in
Between glass cleaning machine and glass tempering furnace, in order to for have the safety glass of edge defect carry out edge reprocessing or
Smelting furnace is returned directly as raw material.The calendering safety glass edge defect on-line measuring device of the present invention aims at steel
Change the edge on-line checking that glass is complete, improve safety glass outgoing.
Below in conjunction with the drawings and specific embodiments, the calendering spray of molten steel glass edge on-line detection device of defects to the present invention
And method is described in detail.
Fig. 2 is the plan structure schematic diagram of apparatus of the present invention embodiment.As in figure 2 it is shown, the calendering tempering of the present invention
Glass edge on-line detection device of defects includes supporting the main frame body 1 of whole device, being fixed in main frame body 1 use
To realize the spill transmission mechanism 2 of glass delivery to be measured, to be fixed in main frame body 1 in order to realize glass minor face image
The first minor face capture mechanism 3 of gathering and the second minor face capture mechanism 4, it is fixed in main frame body 1 in order to realize glass
First Chang Bian capture mechanism 5 of glass long edge image collection and the second Chang Bian capture mechanism 6, it is used for performing apparatus of the present invention
Controlling organization 7 that middle mechanism kinematic controls, for controlling image acquisition and realize the image variants of image procossing
Unit 9 and for the arrival that detects glass and the first photoelectric detection component 100 and the second Photoelectric Detection group left
Part 101, wherein:
With reference to Fig. 3 and Fig. 4, main frame body 1 is the supportive body of apparatus of the present invention, and other each parts are separately mounted to
In main frame body 1.The periphery of main body support body 1 is by four root length columns, 15, two vertical beams 14 of 11, two crossbeams
And four root bottom part support beam 111 be bolted and the quadra that formed, at calendering toughened glass production line
On, this framework is perpendicular on the two sides in glass motion direction be respectively equipped with two and is fixed on crossbeam 15 and bottom support
The support body support post 19 of beam 111, the distance between two support body support posts 19 is slightly larger than the width of glass to be detected
Degree.This framework and bottom, two sides in the same direction, glass motion direction are respectively arranged with a main beam and support vertical beam 110,
Two main beams support vertical beam 110 and are individually fixed between two root length columns 11 in order to two main beams 13 of fixing support,
Described main beam 13 is in order to fixing support spill transmission mechanism 2；The top of two main beams 13 has been arranged symmetrically with four
Electronic slide unit support beam column 18, one group strides across on two electronic slide unit support beam columns 18 of two main beams 13
Portion is respectively fixed with an electronic slide unit support beam 17, two electronic slide unit support beams 17 and support body support post 19
Position corresponding, for fixing first minor face capture mechanism 3 and second 4 times electronic slide units of minor face capture mechanism
31 (seeing Fig. 7)；Four electronic slide unit hanging beams 16 it are symmetrically fixed with in order to solid on two crossbeams 15 of framework upper
Fixed first minor face capture mechanism 3 and the upper electronic slide unit 30 (seeing Fig. 7) of the second minor face capture mechanism 4, and
Two electronic slide unit hanging beams 16 in outside are also respectively used to fix the first Chang Bian capture mechanism 5 and the second long limit camera
Structure 6.
The surrounding of the framework of above-mentioned main frame body 1 be disposed with dark slide 10 in order to by main frame body 1 internal medium with outer
Portion is environmentally isolated, and keeps the pure raising being beneficial to capture quality of internal light source environment；And in glass motion side
Offer two strip openings on two sides upwards respectively and enter arrival end and the port of export of detection device as glass,
This strip opening is in same level with both sides transmission belt and width is equal.The downside of main beam 13 is uniformly distributed
Four short columns 12, the downside of four corners of framework and every short column 12 are had to be respectively fixed with a lower margin 112,
For supporting whole detection device.
See Fig. 5 and Fig. 6, for the structure of spill transmission mechanism 2.Spill transmission mechanism 2 is as glass to be detected
Power transmission mechanism, including by drive shaft 21, shaft joint 22, drive the drive mechanism that forms of motor 24 and by
Multiple wheel assemblies, fixation kit 29, support 210 composition three groups of frame portions and in order to support and to install motor
Motor mount 23, wherein, described wheel assembly includes drive wheel assemblies 25, T-shaped follower assembly 26, L-type quilt
Drive wheel assemblies 27, tensioning wheel assembly 28, three groups of frame portions, i.e. 1# frame portions, 2# frame portions and 3# frame
Body member parallel is arranged, often group frame portions is provided with a transmission belt, and transmission belt walks around above-mentioned wheel assembly and support shape
Become a loop；Support 210 and motor mount 23 are fixed on the two ends main beam 13 of main frame body 1；Drive
Motivation structure is arranged on drive wheel assemblies 25 one end of spill transmission mechanism 2, drives motor 24 by shaft joint 22 even
Receiving in drive shaft 21, the transmission belt of described three groups of frame portions is driving motor 24 and the driving of respective wheel assembly
Under synchronous axial system in the same direction, glass to be measured is carried by transmission belt.
Wherein, 1# frame portions is spaced successively along glass motion direction to be disposed with and is fallen by two groups of L-type follower assemblies 27
Double inverted L structures of placement location composition, two groups of T-shaped follower assemblies 26, two upper lateral parts of T-shaped follower assembly 26
Respectively being provided with two groups of followers, its underpart is fixed on 1# frame portions by fixation kit 29, is positioned at the T of centre
Both sides, type follower assembly 26 bottom are provided with tensioning wheel assembly 28, are positioned at the T-shaped follower assembly 26 times of end
Side, portion is provided with tensioning wheel assembly 28, and opposite side installs drive wheel assemblies 25, and two T-shaped follower assemblies 26
Length equal, the length of double inverted L structures is more than the length of T-shaped follower assembly 26.Transmission belt 211 successively around
Cross the drivewheel of drive wheel assemblies 25, two followers on T-shaped follower assembly 26 top, down around tensioning wheels
The regulating wheel of part 28 until arriving the outermost regulating wheel of double inverted L structure, then from the downside of 1# frame portions around
To drivewheel one loop of formation of the drive wheel assemblies 25 of afterbody, under the drive of drive mechanism, transmission belt 211 is even
Resume dynamic.Owing to three frame portions are connected in same drive shaft 21, the therefore transmission on three frame portions
Band 211 synchronous axial system in the same direction.
To 1# frame portions, the 2# frame portions being positioned at centre arranges that mounting means is similar, difference is, along glass
Glass direction of motion interval is disposed with the two pairs of inverted L structures and being made up of two groups of L-type follower assembly 27 upside down
T-shaped follower assembly 26, and T-shaped follower assembly 26 is positioned at the centre of the most double inverted L structure, and T-shaped passively
The length of wheel assembly 26 is equal with the length of the T-shaped follower assembly 26 of 1# frame portions, two pairs of inverted L structures
Length is between the length of double inverted L structures of T-shaped follower assembly 26 and 1# frame portions.
The 3# frame portions being positioned at opposite side is similar to the layout mounting means of 1# frame portions, and difference is,
It is spaced successively along glass motion direction and is disposed with two groups of T-shaped follower assemblies 26 and by two groups of L-type follower assemblies 27
Double inverted L structures of upside down composition, its structure is contrary with the structure of 1# frame portions, and T-shaped follower assembly
26 and double length of inverted L structure and the T-shaped follower assembly 26 of 1# frame portions and the length phase of pair inverted L structure
Deng.
Above-mentioned three groups of structures define spill transmission mechanism 2, and above-mentioned T-shaped follower assembly 26, double inverted L knot
Structure is arranged according to above-mentioned relation, defines two spills acutangulated on glass delivery horizontal plane with glass delivery line
Region is in order to accommodating first minor face capture mechanism 3 and the second minor face capture mechanism 4, the such as reality shown in Fig. 2 and Fig. 8
Executing in example, two concave regions and glass delivery direction are in about 45° angle；Certainly, if two concave regions and glass
Transmit the most at an acute angle of direction, also can realize the purpose of the present invention.And entered by the entrance of main frame body 1
Run in glass transmission belt 211 on the upside of wheel assembly, due to the concave regions tilt distribution of spill transmission mechanism 2,
Glass to be measured any moment is all by the conveyor belts support at least two follower assembly, it is ensured that glass blocks does not falls out.
As it is shown in fig. 7, two set minor face capture mechanisms (the first minor face capture mechanism 3 and the second minor face capture mechanism 4)
Structure is identical, all include electronic slide unit 30, under electronic slide unit 31, electronic slide unit fixation kit 32, minor face linear light
Source component 33, minor face line clear off source component 34, minor face image-pickup camera assembly 35, upper electronic slide unit fixed plate 36,
Under electronic slide unit fixed plate 37, wherein, upper electronic slide unit 30 along spill transmission mechanism 2 concave regions by electricity
Dynamic slide unit fixation kit 32 is in turn secured to be positioned on the electronic slide unit hanging beam 16 of four on the upside of main frame body 1, under
Electronic slide unit 31 is fixed on electronic along the concave regions of spill transmission mechanism 2 by electronic slide unit fixation kit 32
In slide unit support beam 17, the downside of upper electronic slide unit 30 is fixed with electronic slide unit fixed plate 36, under electronic slide unit
The upside of 31 is fixed with down electronic slide unit fixed plate 37, minor face light source assembly and minor face image-pickup camera assembly and is respectively mounted
In above-mentioned electronic slide unit fixed plate 36 and under in electronic slide unit fixed plate 37.Often set minor face capture mechanism includes two
Group light source assembly (minor face line source assembly 33 (such as, LED line light source) and minor face line clear off source component 34) and
Corresponding two groups of image-pickup camera assemblies (minor face image-pickup camera assembly 35 (such as, camera swept by CCD camera or line)),
Light source assembly and the pairing of image-pickup camera assembly use, and are arranged in above and below glass to be measured, are respectively used to
Complete the detection of glass short side edge different glass defect, and two groups have certain space between light source and photomoduel
Distance, is used for making glass to be measured pass unopposed through.
As it is shown in fig. 7, first drives motor 38 to be arranged on electronic slide unit 30 end, and carry for this electronic slide unit
For power source, equipped with installing plate on upper electronic slide unit 30, in upper electronic slide unit fixed plate 36 and upper electronic slide unit 30
Installing plate be connected.First drives motor 38 to drive above electronic slide unit 30 to move reciprocatingly thus drive minor face light source
Assembly and minor face image-pickup camera assembly realize capture.Second drives motor 39 to be arranged on down electronic slide unit 31 end,
And provide power source for this electronic slide unit, under on electronic slide unit 31 equipped with installing plate, under electronic slide unit fixed plate 37
Under with, the installing plate on electronic slide unit 31 is connected.First drives electronic slide unit 31 under motor 39 driving to move reciprocatingly
Thus drive minor face light source assembly and minor face image-pickup camera assembly to realize capture.
Controlling organization 7 controls two electronic slide units 30 and 31 and is synchronized with the movement, the mechanism of control minor face capture simultaneously 3,4
Move to same one end with glass to be measured with identical speed with glass synchronizing moving to be measured, i.e. minor face capture mechanism 3,4,
Its rate travel component on glass moving direction is identical with glass rate travel.In order to ensure underlying light source assembly
It is synchronized with the movement unobstructed with image-pickup camera assembly pair and glass, it is ensured that under installation, the electronic slide unit of electronic slide unit 31 props up
The height of support beam 17, higher than the height of tensioning wheel assembly 28 on spill transmission mechanism 2, so can ensure that light sources
Part and image-pickup camera assembly can move freely 33,34,35 in the concave regions of spill transmission mechanism 2.
As in figure 2 it is shown, Liang Taochangbian capture mechanism (the first Chang Bian capture mechanism 5 and the second Chang Bian capture mechanism 6)
Structure is identical, is respectively placed in the both sides of spill transmission mechanism 2, and a set of arrival end being positioned at main frame body 1 is a set of
It is positioned at the port of export of main frame body 1, all includes that light sources is swept in supporting frame, long limit image-pickup camera assembly, long sideline
Part and long sideline light source assembly 51, supporting frame is individually fixed in outermost two electronic slide units of main frame body 1
On support lifting beam 16.Mei Taochangbian capture mechanism includes three groups of light source assemblies (two groups of group line source assemblies and one group of line
Clear off source component) and image-pickup camera assembly pair, in order to complete the detection of glass long side edge difference defect to be measured, its
In, long sideline light source assembly 51 is fixed on outside double inverted L structure upper of spill conveyer ditch 2 both sides and (sees figure
5 and Fig. 6), long limit image-pickup camera assembly is fixed on supporting frame；Other two group leader sidelines clear off source component and length
Limit image-pickup camera assembly is fixed on supporting frame.Often group light source is all fixed with the direction that limit long with glass to be measured is parallel
On supporting frame, the camera focus of corresponding photomoduel is positioned at tested glass edge and the center at line source
On line, to ensure capture quality；All light sources and camera lens are all to the center on the thickness direction of glass edge
Line, and vertical with needing the glass edge thickness direction adopting phase, in order to obtain more preferable capture effect.
As shown in Figure 8, the first photoelectric detection component 100 be installed on the 2# frame portions of spill transmission mechanism 2 and
This device is entered in order to detect glass to be measured near the position of the arrival end of apparatus of the present invention；Second photoelectric detection component
101 be installed on the 2# frame portions of spill transmission mechanism 2 and near apparatus of the present invention the port of export position in order to
Detect glass to be measured and spread out of this device.Accurately judge to start to clap by the detection signal of above-mentioned two photoelectric detection component
According to position and the time.
With reference to Fig. 2, image variants unit 8 is placed in the electronic slide unit support beam 17 of main frame body 1 opposite side
And side main beam supports in the space between vertical beam 110, including server 81 and the client that electrically connects with server
Machine 82.As it is shown in figure 9, server 81 and client computer 82 use EPA communication (such as, OPC mode
Communication), minor face image-pickup camera assembly 35 and long limit image-pickup camera assembly 52 are connected to server 81 by fieldbus
On.Server 81 is used for setting up glass edge defect database to be measured, receives the information from client computer, storage and
Transmission data, to controlling organization transmit command information, server 81 be also integrated with image pick-up card in order to gather from
First minor face capture mechanism 3 and the minor face image-pickup camera assembly 35 of the second minor face capture mechanism 4 and the first long limit take
The image of the long limit image-pickup camera assembly 52 of camera structure 5 and the second Chang Bian capture mechanism 6；Install in client computer 82
Have supervision, operation software in order to complete the initialization of information, parameter is arranged.In order to avoid wired electric connection mode can
The motion of minor face capture mechanism can be hindered, the first minor face capture mechanism 3 and the second minor face capture mechanism 4 and server
The connection of 81 preferably employs wireless mode.
As shown in Figure 2 and Figure 9, controlling organization 7 is placed in electronic slide unit support beam 17 and the side master of main frame body 1
In space between cross beam support vertical beam 110, including PLC71 and the control circuit plate 72 that electrically connects with PLC,
PLC71 is connected to the server 81 of image variants unit 8 by Ethernet；Control circuit plate 72 is provided with
Change-over circuit and various input/output interface, control circuit plate 72 is by fieldbus (such as, PROFIBUS, CAN
Bus etc.) with the driving motor 24 of spill transmission mechanism 2 and minor face capture mechanism (the first minor face capture mechanism 3 and
Second minor face capture mechanism 4) minor face drive motor (the first minor face drive motor 38 and the second minor face to drive motor
39) and the first photoelectric detection component 100 and the second photoelectric detection component 101 connect, PLC71 control to be measured
The synchronicity that the operation of glass and minor face capture mechanism run, and transmit this information to server 81 and adopt with image
Collection coordinates, to meet the seriality to whole glass minor face capture to be measured and integrity.
Two photoelectric detection component 100 and 101 are connected to PLC71 by the control circuit plate 72 of controlling organization 7, clothes
Business device 81 and the mutual communication of PLC71 of controlling organization 7, collaborative process, complete the motion of each mechanism, image jointly
Gather and the task of process, and then carry out complete glass edge defects detection.
The above-mentioned annexation of the most each parts installation carries out assembling the calendering safety glass edge defect of the formation present invention and exists
Line detector, this device utilizes the pliability of transmission belt, uses spill Synchronous Transfer Mode so that treat in transmission
Survey minor face capture mechanism synchronous operation while glass, on the one hand ensure camera capture during glass delivery to be measured
Stability, on the other hand realizes glass to be measured and camera without capture complete in the case of interfering.
As shown in Figure 10, the calendering safety glass edge defect of the present invention is examined side method online and is used above-mentioned on-line checking
Device detects, and comprises the following steps:
Parameter initialization S1: calendering safety glass is set by the client computer 82 of image variants unit 8 and produces
Relevant parameter information, the width of such as glass, length, the speed of service, the interval between two blocks of glass, each
Photomoduel 35,52 starts the position taken pictures, the information such as number of taking pictures of each photomoduel 35,52；And
Set up calendering safety glass edge defect data base on the server 81 of image variants unit 8, complete image
The setting of acquisition parameter.
Judge glass to be measured whether arrive S2: controlling organization 7 PLC71 receive from the first photoelectric detection component
Signal, and transfer the signal to the server 81 of image variants unit 8, it is judged that whether glass to be measured arrives
Come, without arrival, continue waiting for；If obtaining the signal that glass to be measured arrives, turn to step S3.
Image variants S3: server 81, according to the speed of service of default glass to be measured, calculates from glass to be measured
Glass entrance arrival end, to the time used by the predetermined capture position of its capture mechanism connected, has not timed out, continues
Wait；Time arrives, then transmit commands to PLC71, PLC take pictures the camera controlling described capture assembly and
Number of taking pictures is until closing this camera；Server 81 gathers captured image and processes, and i.e. uses traditional
Image processing algorithm extracts defect characteristic, uses neural network algorithm to carry out defect recognition (of the present invention scarce
Fall into feature extraction and defect identification method be prior art, repeat no more here), and by the image shot and process
Result is sent to the client computer 82 of image variants unit 8, and turns to step S4.
Testing result response S4: client computer 82 receives camera from server 81 and takes pictures image and processing result image,
Judge that glass to be measured is the most qualified according to preassigned, time defective, send sound and light alarm, remind operator to not conforming to
Lattice glass carries out the process (as rolled off the production line by off-grade glass) responded；Meanwhile, send to the PLC71 of control structure 7
Instruction, the camera and the light source that control minor face capture mechanism return to default location, turn to step S2, carry out next round
Detection.Such as, in the embodiment shown in Fig. 8, the camera of minor face capture mechanism and the default location of light source 2#
At the crossover location of the concave regions of frame portions and spill transmission mechanism 2, now need the PLC71 of controlling organization 7
Control the movement velocity of minor face capture mechanism so that next block glass arrives the camera of minor face capture mechanism and light source
During predetermined picture-taking position, camera and the light source of minor face capture mechanism have returned to default location.
The on-line measuring device of the present invention and method, detection efficiency is high, good stability, normally produces joint not affecting
Realize the defects detection to glass edge under conditions of bat, and accuracy of detection is high, rolls safety glass through actual verification
Edge defect on-line measuring device uses above-mentioned online test method to be capable of the flase drop loss within 3/10000ths.
It will be appreciated by those skilled in the art that these embodiments or embodiment are merely to illustrate the present invention and are not intended to
The scope of the present invention, the various equivalent variations being made the present invention and amendment belong to the disclosure of invention.
Claims (10)
1. a calendering safety glass edge defect on-line measuring device, is arranged on calendering toughened glass production line
Between glass cleaning machine and glass tempering furnace, it is characterised in that include the main frame body for supporting described device,
Be fixed in main frame body the spill transmission mechanism in order to realize glass delivery to be measured, be fixed in main frame body in order to
Realize the first minor face capture mechanism and the second minor face capture mechanism of glass minor face image acquisition, be fixed on main frame body
On in order to realize the first Chang Bian capture mechanism of glass long edge image collection and the second Chang Bian capture mechanism and for scheming
As gathering and realize the image variants unit of image procossing；Described spill transmission mechanism is provided with two of separation
Concave regions, this concave regions is at an acute angle with glass delivery line at glass delivery horizontal plane, described first minor face capture
Mechanism and the second minor face capture mechanism are respectively placed in two concave regions；Described first Chang Bian capture mechanism and second
Chang Bian capture mechanism is respectively in the both sides of described spill transmission mechanism；Described image variants unit is respectively with many
Individual capture mechanism electrically connects.
Calendering safety glass edge defect on-line measuring device the most according to claim 1, it is characterised in that
Described spill transmission mechanism includes transmission mechanism, drives structure and in order to support and to install the motor mount of motor,
Wherein:
Described transmission mechanism includes the three groups of frame portions being arranged in parallel, i.e. 1# frame portions, 2# frame portions and
3# frame portions, often group frame portions includes support and is spaced rack-mount multiple wheel assemblies, wheel assembly
Including drive wheel assemblies, T-shaped follower assembly, L-type follower assembly and tensioning wheel assembly, often group frame portions sets
Article one, for carrying the transmission belt of glass, transmission belt walks around above-mentioned wheel assembly and support forms a loop；
Described drive mechanism is arranged on drive wheel assemblies one end of spill transmission mechanism, including one for being connected in series
The drive shaft of the drive wheel assemblies of three groups of frame portions, this drive shaft drives motor to connect by a shaft joint and one,
The transmission belt of described three groups of frame portions synchronizes to turn under the driving of this driving motor and respective wheel assembly in the same direction
Dynamic.
Calendering safety glass edge defect on-line measuring device the most according to claim 2, it is characterised in that
Described 1# frame portions is spaced successively along glass motion direction and is disposed with one group of double inverted L structure and two groups of T-shaped followers
Assembly, double inverted L structures are to be formed, the both sides of T-shaped follower assembly by two groups of L-type follower assembly upside down
Top is respectively provided with two groups of followers, and its underpart is fixed on 1# frame portions by fixation kit, is positioned at centre
Both sides, T-shaped follower assembly bottom are provided with tensioning wheel assembly, are positioned at side, the T-shaped follower assembly bottom peace of end
Equipped with tensioning wheel assembly, opposite side installs drive wheel assemblies, and the length of two T-shaped follower assemblies is equal, double
The length of inverted L structure is more than the length of T-shaped follower assembly；
The 2# frame portions being positioned at centre is disposed with by two groups of L-type follower assemblies inversions along interval, glass motion direction
Place the two groups of double inverted L structures and one group of T-shaped follower assembly formed, and T-shaped follower assembly is positioned at two pairs of inverted L
The centre of structure, and the length of T-shaped follower assembly is equal with the length of the T-shaped follower assembly of 1# frame portions,
The length of two pairs of inverted L structures is between the length of T-shaped follower assembly and double inverted L structures of 1# frame portions；
3# frame portions is spaced successively along glass motion direction and is disposed with two groups of T-shaped follower assemblies and by two groups of L-types
Double inverted L structures of follower assembly upside down composition, T-shaped follower assembly and the length of double inverted L structure and 1#
The length of the T-shaped follower assembly of frame portions and double inverted L structure is equal.
4. according to the calendering safety glass edge defect on-line measuring device described in any one of claims 1 to 3, its
Be characterised by, described first minor face capture mechanism and the second minor face capture mechanism all include electronic slide unit, under electronic
Slide unit, electronic slide unit fixation kit, minor face line source assembly, minor face line clear off source component, minor face image-pickup camera group
Part, upper electronic slide unit fixed plate and under electronic slide unit fixed plate and be arranged on electronic slide unit end first driving
Motor and be installed on the second driving motor in lower electric sliding you portion, recessed along spill transmission mechanism of upper electronic slide unit
Shape region is in turn secured to be positioned on the upside of main frame body by electronic slide unit fixation kit, under electronic slide unit along spill
The concave regions of transmission mechanism is fixed on the downside of main frame body by electronic slide unit fixation kit, under upper electronic slide unit
Side is fixed with electronic slide unit fixed plate, under the upside of electronic slide unit be fixed with down electronic slide unit fixed plate, minor face light
Source component and minor face image-pickup camera assembly be respectively arranged in above-mentioned electronic slide unit fixed plate and under electronic slide unit fixed plate
On.
Calendering safety glass edge defect on-line measuring device the most according to claim 4, it is characterised in that
Described first minor face capture mechanism and the second minor face capture mechanism all arrange two groups of light source assemblies and corresponding image-pickup camera
Assembly, light source assembly and the pairing of image-pickup camera assembly use, and are arranged in above and below glass to be measured, and
Two groups have certain space distance in order to make glass to be measured pass unopposed through between light source and photomoduel.
6. according to the calendering safety glass edge defect on-line measuring device described in any one of claim 1 to 5, its
Being characterised by, described first Chang Bian capture mechanism is positioned at the arrival end of main frame body, and the second Chang Bian capture mechanism is positioned at
The port of export of main frame body, Chang Bian capture mechanism all includes that supporting frame, long limit image-pickup camera assembly, long sideline are swept
Light source assembly and long sideline light source assembly；Mei Taochangbian capture mechanism includes three groups of light source assemblies and image-pickup camera assembly
Group, one group is long sideline light source assembly and long limit image-pickup camera assembly, and another two groups is that long sideline clears off source component and length
Limit image-pickup camera assembly；Often group line source is all fixed on supporting frame with the direction that limit long with glass to be measured is parallel,
The camera focus of corresponding photomoduel points to the edge of tested glass and on the centrage of line source；All light
Source and camera lens all to the centrage on glass edge thickness direction, and with need to adopt the glass edge thickness of phase
Direction is vertical.
7. according to the calendering safety glass edge defect on-line measuring device described in any one of claim 1 to 6, its
Being characterised by, described image variants unit includes server and the client computer electrically connected with server, clothes
Business device is provided with image pick-up card, and described server and client computer are by EPA communication.
8. according to the calendering safety glass edge defect on-line measuring device described in any one of claim 1 to 7, its
It is characterised by, also includes that controlling organization, described controlling organization are placed in main frame body, including PLC and and PLC
The control circuit plate of electrical connection, PLC is connected to the server of image variants unit by Ethernet；Control electricity
Road plate is provided with change-over circuit and various input/output interface, and it is by the driving of fieldbus with spill transmission mechanism
The minor face of motor and the first minor face capture mechanism and the second minor face capture mechanism drives motor electrical connection, PLC control
Make operation and the synchronous operation of minor face capture mechanism of glass to be measured.
Calendering safety glass edge defect on-line measuring device the most according to claim 8, it is characterised in that
Also include for detecting the first photoelectric detection component and the second photoelectric detection component that glass to be measured enters and spreads out of, the
One photoelectric detection component is installed on the 2# frame portions of spill transmission mechanism and near the position of arrival end of main frame body
Put, be electrically connected to PLC by the circuit control panel of controlling organization；Second photoelectric detection component is installed on spill conveyer
The position of the port of export on the 2# frame portions of structure and near main frame body, by the circuit control panel electricity of controlling organization
It is connected to PLC.
10. calendering safety glass edge defect examines a side method online, and described method uses claim 1 to 9 times
One described calendering safety glass edge defect on-line measuring device detects, and comprises the following steps:
Parameter initialization S1: calendering safety glass is set by the client computer of image variants unit and produces relevant
Parameter information；And on the server of image variants unit, set up calendering safety glass edge defect data
Storehouse, completes the setting of image acquisition parameter；
Judge that whether the arrive PLC of S2: controlling organization of glass to be measured receives from the signal of the first photoelectric detection component,
And communicate the signals to the server of image variants unit, it is judged that whether glass to be measured arrives, if
Do not arrive, continue waiting for；If obtaining the signal that glass to be measured arrives, turn to step S3；
Image variants S3: server, according to the speed of service of the glass to be measured preset, calculates from glass to be measured
Entrance arrival end, to the time used by the predetermined capture position of its capture mechanism connected, has not timed out, continuation etc.
Treat；Time arrives, then send instructions to PLC, PLC take pictures and take pictures the camera controlling described capture assembly
Number is until closing this camera；Image captured by collection of server also processes, and i.e. uses at traditional image
Adjustment method extracts defect characteristic, uses neural network algorithm to carry out defect recognition, and image and the process of shooting is tied
Fruit is sent to the client computer of image variants unit, and turns to step S4；
Testing result response S4: client computer receives camera from server and takes pictures image and processing result image, according in advance
Calibration standard judges that glass to be measured is the most qualified, sends sound and light alarm time defective, reminds operator to off-grade glass
Carry out the process responded；Meanwhile, send instruction to the PLC of control structure, control the first minor face capture mechanism and the
Camera and the light source of two minor face capture mechanisms return to default location, turn to step S2, carry out next round detection.
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| CN105866137B (en) | 2018-11-30 |
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