CN107315017A - Optical film Visual intelligent detection device - Google Patents

Optical film Visual intelligent detection device Download PDF

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Publication number
CN107315017A
CN107315017A CN201710653388.9A CN201710653388A CN107315017A CN 107315017 A CN107315017 A CN 107315017A CN 201710653388 A CN201710653388 A CN 201710653388A CN 107315017 A CN107315017 A CN 107315017A
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CN
China
Prior art keywords
optical film
material strip
diaphragm
module
feed
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Granted
Application number
CN201710653388.9A
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Chinese (zh)
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CN107315017B (en
Inventor
徐涛
周永
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Suzhou Long Wave Robot Co Ltd
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Suzhou Long Wave Robot Co Ltd
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Priority to CN201710653388.9A priority Critical patent/CN107315017B/en
Publication of CN107315017A publication Critical patent/CN107315017A/en
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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
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • 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
    • G01N21/8422—Investigating thin films, e.g. matrix isolation method
    • 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
    • G01N21/8851—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
    • 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
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • 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
    • G01N21/8422—Investigating thin films, e.g. matrix isolation method
    • G01N2021/8438—Mutilayers
    • 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
    • G01N2021/845—Objects on a conveyor
    • G01N2021/8455—Objects on a conveyor and using position detectors
    • 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
    • G01N21/8851—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
    • 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
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N2021/9511—Optical elements other than lenses, e.g. mirrors

Abstract

A kind of optical film Visual intelligent detection device, including feed unit, detection unit and receiving unit；Feed unit includes feed module and diaphragm tears off mechanism, and the latter includes adhesive tape feed module, adhesive tape pressing sticks module and diaphragm tears off module；Detection unit includes illumination module, camera module and host computer；Receiving unit sticks mechanism, defective products marking mechanism and rewinding module including diaphragm, and diaphragm sticks mechanism and sticks module including diaphragm feed module and diaphragm pressing.It is of the invention that full automatic detection mainly is carried out to optical film products by way of Visual intelligent is detected, and then screen out defective optical film products.It is high with detection efficiency, detect the high advantage of reliability, simultaneously because structure design is more reasonable, it is small with compact conformation, floor space, and the advantage of advantage of lower cost, above all defect recognition rate of the present invention not only to optical film products is high, while will not also occur flase drop, the product control of product is guaranteed.

Description

Optical film Visual intelligent detection device
Technical field
The present invention relates to a kind of detection device, and in particular to a kind of Visual intelligent detection device of optical film, the optics Film includes being used for mobile phone or brightness enhancement film, diaphragm in tablet personal computer etc..
Background technology
Improve with the continuous development of scientific technology, the market of electronic product especially mobile intelligent terminal product is constantly expanded Greatly, arise at the historic moment, be the wilderness demand to optical film.
Optical film products species is various, is widely used on mobile intelligent terminal product, wherein, using brightness enhancement film as typical case. Brightness enhancement film（BEF, Brightness Enhancement Film）It is to be applied to set to improve electronics in TFT, LCD backlight module Standby whole back light system luminous efficiency is the film or thin slice of objective, and it is widely used in liquid crystal display.In brightness enhancement film product Production process in, detection is most important, and the purpose of the detection is whether the surface for detecting brightness enhancement film has a stain, damages Bad, cut, folding line etc. all hinder the defect of brightness enhancement film product control.However, existing detection mode but has the following disadvantages：
First, completely artificial detection, is observed brightness enhancement film product by testing staff's human eye, finds defective brightness enhancement film simultaneously Reject；The mode manually detected causes the employment cost of enterprise to remain high, and detection efficiency is not good；In fact, human eye Fatigue also easily occurs for detection, produces missing inspection, therefore also there is the problem of reliability is low, causes unstable product quality；
2nd, mechanical detection, it is intended that by the detection device of automation come instead of artificial detection；But make a general survey of in the industry, there is no design to close The scheme of reason, existing detection device or mechanism are excessively complicated, there is excessive structural redundancy, or detection efficiency is not good enough, reliability It is low；It is arranged on strip base film, and is covered by a banding diaphragm further, since brightness enhancement film product is generally spaced when detection Lid, therefore when being detected, equipment often omits the defect that brightness enhancement film exists in itself due to the covering of the diaphragm, sometimes Also it can miss the defect on diaphragm and to be identified and reject as the defect of brightness enhancement film, cause flase drop, bring the waste of product.
Therefore, the deficiency that above-mentioned prior art is present how is solved, is become as the problem of the invention to be researched and solved.
The content of the invention
It is an object of the invention to provide a kind of optical film Visual intelligent detection device.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of optical film Visual intelligent detection device, for detecting the optical film products in optics coating materials band, the optics coating materials Band is combined from top to bottom by diaphragm, optical film products and basement membrane；Wherein, the detection device includes a frame, should The length direction of frame is X-direction, and the width of frame is Y direction；The optical film material strip is along X-direction in frame In displacement from front to back, the frame is divided into upper space and lower space on the basis of the optical film material strip in Z-direction；
The detection device also include being set in turn in from front to back along X-direction feed unit in frame, detection unit and Receiving unit；Wherein,
The feed unit includes：
One feed module, including one first feed axle, the first feed axle is horizontally disposed along Y direction, and relatively described frame Rotate；It is arranged on first feed axle and optical film feed volume is located, optical film feed volume is used to provide optical film material strip；
One diaphragm tears off mechanism, located at the upper space of the frame, for tearing off the diaphragm；The diaphragm is torn off Mechanism include be set in turn in from front to back in frame along X-direction adhesive tape feed module, adhesive tape pressing stick module and Diaphragm tears off module；Wherein,
The adhesive tape feed module includes the second feed axle, and the second feed axle is horizontally disposed along Y direction, and relatively described machine Frame is rotated；It is arranged on second feed axle and adhesive tape material volume is located, when the adhesive tape material volume is rotated, the adhesive tape in the adhesive tape material volume It is sent to above the optical film material strip on optical film material strip, and enters adhesive tape pressing and sticks module and the optics Coating materials band carries out sticking positioning；
Adhesive tape pressing stick module including one first pressing piece and gap be matched with the one second of first pressing piece by Casting die, both of which is horizontally disposed along Y direction；Wherein, the gap of first pressing piece and second pressing piece be less than or Gross thickness after being sticked equal to the optical film material strip and the adhesive tape, constitutes and works as the optical film material strip and the adhesive tape simultaneously When sticking module into adhesive tape pressing, the adhesive tape and the optical film material strip are crowded by the first pressing piece and the second pressing piece Press-fit, forces the sticking veneer below adhesive tape to be pasted on the diaphragm top of the optical film material strip, the combination material with reference to after Band tears off module into the diaphragm；
The diaphragm tear off module including the first collecting shaft and for drive that first collecting shaft rotates around Y direction the One drive mechanism；First collecting shaft is horizontally disposed along Y direction, and relatively described gantry rotation, is covered on the first collecting shaft Position receiving volume once is set, the adhesive tape sticks from the optical film material strip and tears off the diaphragm, it is fixed then to wind The recovery material volume is formed on first collecting shaft；When the recovery material volume is rotated, the adhesive tape continues from the light Learn and tear off the diaphragm on coating materials band, being torn off the optical film material strip after diaphragm turns into the naked material strip of optical film, and displacement Optical detection is carried out to the detection unit；
The detection unit includes：
One illumination module, located at the upper space of the frame, the illumination module is horizontally disposed along Y direction, including one luminous Portion, the illuminating part forms an irradiated region towards the upper surface irradiation of optical film products on the naked material strip of the optical film；Wherein, institute State illuminating part to set obliquely, make the incident ray on the irradiated region that there is an incident angle, and the incident ray is at this Reflected on the optical film products in irradiated region, form a reflection light；
One camera module, the equally upper space located at the frame, along Y direction it is horizontally disposed and with the illumination module phase Correspondence；The camera module includes a camera, and the light path of the camera correspondence reflection light is set, and the axis of camera Overlapped in the Y-axis direction with the reflection light, the reflection light can be caught by constituting the camera, and then absorb described The surface image of optical film products described in irradiated region；
One host computer, camera module described in the upper mechatronics, the optical film products upper table for receiving camera module intake The image information in face simultaneously carries out image recognition detection, to screen out defective optical film products, and by the information after examination It is uploaded in a control system of the detection device；
The receiving unit includes：
One diaphragm sticks mechanism, located at the upper space of the frame, for diaphragm to be pasted on through the detection unit On the naked material strip of the optical film after detection；The diaphragm, which sticks mechanism, to be included setting gradually from front to back along X-direction Diaphragm feed module and diaphragm pressing in frame stick module；Wherein,
The diaphragm feed module includes the 3rd feed axle, and the 3rd feed axle is horizontally disposed along Y direction and relatively described Gantry rotation；It is arranged on 3rd feed axle and a diaphragm material volume is located, when the diaphragm material volume is rotated, the protection coating materials Diaphragm material strip in volume is sent to above the naked material strip of the optical film on the naked material strip of optical film, and enters the diaphragm Pressing sticks module and carries out sticking positioning with the naked material strip of the optical film；
The diaphragm pressing sticks module and is matched with the one the 4th of the 3rd pressing piece including one the 3rd pressing piece and gap Pressing piece, both of which is horizontally disposed along Y direction；Wherein, the gap of the 3rd pressing piece and the 4th pressing piece is less than Or the gross thickness after being sticked equal to the naked material strip of the optical film and the diaphragm material strip, constitute when the naked material strip of the optical film with When the diaphragm material strip sticks module into diaphragm pressing simultaneously, the naked material strip of the diaphragm material strip and the optical film leads to The extrusion fit of the 3rd pressing piece and the 4th pressing piece is crossed, forces the sticking veneer below diaphragm material strip to be pasted on the optical film The top of naked material strip, turns into optical film material strip and towards displacement on rear side of frame with reference to after；
The receiving unit also includes：
One defective products marking mechanism, including at least tag header just set to the optical film material strip, the tag header are led to Upper lift or down maneuver that relatively described optical film material strip is done in the driving of one second drive mechanism are crossed, when the tag header declines When, tag header contact optical coating materials band is marked；Second drive mechanism electrically connects the control system, the control system Unite controls second drive mechanism to drive tag header pair the examination information of each optical film products by the detection unit Defective optical film products are marked targeted specifically；
One rewinding module, including the second collecting shaft and the 3rd driving for driving second collecting shaft to be rotated around Y direction Mechanism, second collecting shaft is horizontally disposed along Y direction, and relatively described gantry rotation；Setting is covered on second collecting shaft There is optical film receiving volume position, when the second collecting shaft is rotated, the optical film receiving volume synchronous axial system, and optical film material strip is carried out Winding；
Wherein, the feed module of the feed unit also includes be used to drive the first feed axle to rotate around Y direction the Four drive mechanisms and the 5th drive mechanism for driving the first feed axle to be translated along Y direction；
The detection device also include a material strip position regulating system, the material strip position regulating system include material strip deflection correction mechanism with And material strip governing mechanism of tension；
The material strip deflection correction mechanism includes material strip position sensor and the position limiting structure being sheathed in transfer roller；The transmission Roller turn is connected in the frame, and set along Y direction, and for supporting material band, simultaneously auxiliary material band is translated in frame, The depth of parallelism of each transfer roller is consistent；The material strip position sensor is located in the feed unit, and correspondingly by described The optical film material strip sent out in optical film feed volume is set, for detecting horizontal level of the optics coating materials band in Y direction； When the position that the material strip position sensor detects the optical film material strip is offset, make described by the control system 5th drive mechanism driving, the first feed axle is translated with optical film feed volume along Y direction, to correct the optical film The offset of material strip in the horizontal direction；The position limiting structure is arranged in pairs in the two ends of each transfer roller, and same transmission On roller two described in position limiting structure spacing it is corresponding with the width of material strip；
The material strip governing mechanism of tension includes at least one tension-detecting mechanism, and the tension-detecting mechanism is supported in the material strip Lower section, the tension force for real-time detecting material band；The tension-detecting mechanism is including tension-sensing roller and one in front and one in back It is arranged at transfer roller described in the two of the sub- both sides of the tension-sensing roller；The axial connecting line of two transfer rollers is detected less than the tension force The axle center of roller, the axial connecting line for constituting three is triangle, and the triangle is obtuse triangle, transfer roller described in two Axial connecting line is the long side of the obtuse triangle.
Relevant content in above-mentioned technical proposal is explained as follows：
1. in such scheme, the first feed axle, the second feed axle, first collecting shaft, the 3rd feed axle, Second collecting shaft is air-expanding shaft, and each air-expanding shaft positions each self-corresponding material volume by way of inflatable is positioned.Specifically , the first feed axle is the first air-expanding shaft, and the second feed axle is the second air-expanding shaft, and first collecting shaft is the 3rd air-expanding shaft, The 3rd feed axle is the 4th air-expanding shaft, and second collecting shaft is the 5th air-expanding shaft.
2. in such scheme, the first feed axle is that the optical film feed on driven shaft, the first feed axle is rolled up by described The traction of second collecting shaft is rotated；The second feed axle is that the adhesive tape material volume on driven shaft, the second feed axle is received by described first Expect that axle traction is rotated；First collecting shaft is driving shaft, is driven and rotated by one first drive mechanism；The 3rd feed axle For driven shaft, the 3rd diaphragm material volume being fed on axle is drawn by second collecting shaft to be rotated；Based on second collecting shaft Moving axis, is driven by one the 3rd drive mechanism and rotated.
3. in such scheme, first pressing piece is the first roller pressing, second pressing piece is the second hold-down roller Son, and the surface of each roller pressing is equipped with elastic compression layer；Design whereby, can preferably compress the positioning adhesive tape and institute Optical film material strip is stated, and the injury to optical film products in material strip can be reduced.3rd pressing piece is the 3rd roller pressing, institute The 4th pressing piece is stated for the 4th roller pressing, and the surface of each roller pressing is equipped with elastic compression layer；Design whereby, Ke Yigeng Good compression positions the diaphragm material strip and the naked material strip of the optical film, and can reduce the wound to optical film products in material strip Evil.
4. in such scheme, first drive mechanism can be motor, or other similar effects driving element； Second drive mechanism can be cylinder, or other similar effects driving element；3rd drive mechanism can be with Motor, or other similar effects driving element, the motor by be driven forward optical film material strip in frame in the past Rearward displacement, it is driving shaft in frame to constitute second collecting shaft.4th drive mechanism can be servomotor, or The driving element of other similar effects, when material strip tension force is not enough, the 4th drive mechanism driving first is fed axle reversion, coordinates institute The rotating forward for stating the second collecting shaft keeps the tension force of material strip；5th drive mechanism concretely electric cylinders, or other are similar The driving element of effect, when material strip position sensor detect optical film material strip discharging after position offset when, the 5th driving machine Structure driving first is fed axle and translated in Y direction, to correct the position of optical film material strip, the transmission for ensureing optical film material strip Precision.
5. in such scheme, the camera module is scanned formula shooting to optical film products, and by the figure absorbed frame by frame As information is continuously uploaded to the host computer；The host computer is entered by built-in optical detection software to described image information The real-time multistep treatment of row, while being compared with the view data of default normal optical film product in host computer, to screen Go out defective optical film products；The optical detecting method that the host computer is used can be existing optical detecting method in the industry, It will appreciate that by those skilled in the art.
6. in such scheme, by the design of the defective products marking mechanism, when some optical film is produced in optical film material strip When the detected unit of product screens out existing defects, rower can be entered to the defect optical film products by the defective products marking mechanism Note, so that the later stage rejects.
7. in such scheme, the tag header can also be multiple, its quantity and optical film material strip width glazing The quantity for learning film product is consistent, and is corresponded with optical film products, and tag header can be the energy such as marker pen, perforating needle The instrument enough made marks.
8. in such scheme, the feed unit also includes：
One compresses cutting mechanism, located at the front side of the frame, and is correspondingly fed the light sent out in volume by the optical film Learn coating materials band to set, for out optical film material strip is positioned in optical film feed volume, to carry out optical film material strip Shearing and splicing；The compression cutting mechanism holds down assembly including two groups, is held down assembly described in two along the optical film material strip Direction of displacement parallel interval is set, and shearing and the splice region of the optical film material strip are defined as between being held down assembly described in two；Respectively One first pressing plate for including being fixedly arranged on the frame and being suspended above the optical film material strip that holds down assembly, this first The parallel beneath of pressing plate and slip are provided with one second pressing plate, and the bottom surface of second pressing plate is material strip seal face, just to the light The top for learning coating materials band is set；The top surface of second pressing plate is connected with a pressing handle, pressing handle driving described second Pressing plate is lifted up the action unclamped optical film material strip or be fixed optical film material strip downwards.
9. in such scheme, by the design of the compression cutting mechanism, there is certain section of material strip in optical film feed is rolled up When abnormal, material strip can be fixed by the compression cutting mechanism first by equipment downtime, then by way of manually or mechanically The shearing and splicing of material strip are carried out, is no fold or open defect with the material strip for ensureing to send into detection unit, for improving The flatness and transmission precision of material strip.
Or, it is finished when a roll of optical film is fed volume, it is necessary to by the optical film material strip in new optical film feed volume with before When the optical film material strip of one optical film feed volume is spliced, it is possible to use the compression cutting mechanism is spliced.
10. in such scheme, when compressing optical film material strip simultaneously when being held down assembly described in two, in the shearing and splice region Optical film material strip will be positioned completely, so as to the work sheared or spliced.
11. in such scheme, the bottom surface of second pressing plate is provided with elastic compression layer；Design whereby, can be more preferable The positioning optical film material strip is compressed, and the injury to optical film products in material strip can be reduced.
12. in such scheme, when the position that the material strip position sensor detects the optical film material strip is offset, Also cue can be sent by control system, axle is fed first by manually adjusting the optical film feed volume along Y direction On horizontal level.
13. in such scheme, the material strip is detected via the lower section of tension-sensing roller front side transfer roller around to tension force The top of roller, then bypass rearwardly towards under the lower section of rear side transfer roller；When material strip is translated by traction, by described in two The effect of transfer roller, material strip will produce a downward oppressive force to tension-sensing roller, and the oppressive force is the material The tension force of band；Provided with a pressure sensor in tension-sensing roller, the tension force of the pressure sensor real-time detecting material band, if When tension force is not enough, the 4th drive mechanism is made to drive the first feed axle to invert by control system, and then coordinate described The tractive force of second collecting shaft tenses the material strip, material strip is kept enough tension force, and then ensure that material strip is flat in translation Whole degree, the flatness of material strip will directly affect the effect of vision-based detection.
14. in such scheme, in addition at least one transport mechanism, transport mechanism correspondence material strip is set, for aiding in Second collecting shaft is drawn to material strip；The transport mechanism includes a pair of extruding rollers, and two extruding rollers are one on the other Set, the material strip is arranged between two extruding rollers, drawn and translated by the relative rotation of two extruding rollers；Wherein, two squeeze At least one of pressure roller is driven by one the 6th drive mechanism and rotated；6th drive mechanism can be motor, or The driving element of other similar effects.
Wherein, the first transport mechanism is located between the feed unit and the detection unit, for by the optical film Naked material strip is sent in the detection unit；Second transport mechanism is located between the detection unit and the receiving unit, is used It is sent in by the naked material strip of the optical film in the receiving unit.
15. in such scheme, in addition at least one set of swing-bar mechanism, the lower section of swing-bar mechanism correspondence material strip sets, used In adjustment material strip Z-direction benchmark；The swing-bar mechanism includes one along the horizontally disposed swing rod of Y direction, and parallel In the swing rod and it is positioned at the rotating shaft of the frame；Constitute when the swing rod is swung up and down around the rotating shaft, swing rod support carries institute State material strip dipping and heaving；
Wherein, the first swing-bar mechanism is located in the detection unit below the irradiated region of the naked material strip of optical film, by described Swing rod swings up and down the X-axis position and Z axis position for adjusting the irradiated region, so that reflection light can be by the camera module Camera accurately catch.
The swing-bar mechanism can also be in the feed unit and the receiving unit, before transport mechanism as described in each Portion, facilitates material strip to enter in the transport mechanism by adjusting the horizontal reference of material strip.
16. in such scheme, the transfer roller, the tension-sensing roller are sub, the transport mechanism and the swing rod Mechanism supports and the material strip of transmission include optical film material strip, combination material strip and the naked material strip of optical film.
17. in such scheme, in addition to three groups of optical sensing mechanisms, glue described in the adhesive tape feed module is corresponded to respectively Exit side with material volume, the diaphragm tear off the pan feeding side that material volume is reclaimed described in module and diaphragm feed module Described in diaphragm material volume exit side set；The optical sensing mechanism includes ray transceiver and ray reflecting plate, and Both are respectively at the presence or absence of the material strip both sides of each material volume of X-direction point row, the ray detection material strip sent by ray transceiver.
The ray transceiver electrically connects the control system, detection information is sent into control system, when in material volume Material strip sends prompting, prompting changing material strip after being finished.
18. also including a separation blade in such scheme, in the feed unit, the separation blade is rotated along Y direction It is arranged in the frame, and the top of the correspondence combination material strip is set；When the recovery material volume is rotated, the adhesive tape connects Lifted in the lump into the pan feeding side for reclaiming material volume with the diaphragm on optics coating materials band, the separation blade is suppressed in adhesive tape Place is lifted with diaphragm, makes recovery band and being located described in optical film products in optical film material strip of adhesive tape and diaphragm Basement membrane shape has angle.Design whereby, can effectively prevent optical film products from being taken away in the lump into the recovery material volume by diaphragm.
19. in such scheme, in the detection unit, also be provided with the lower space of the frame illumination module and The camera module, for the lower surface of optical film products described in the naked material strip of the optical film to be irradiated and imaged simultaneously （The basement membrane is transparent or semitransparent material）, the camera module of bottom equally electrically connects the host computer.
20. in such scheme, the illumination module does the position adjustments of three direction of principal axis by one first driving module driving And around the rotation of Y-axis, the camera module does the position adjustments of three direction of principal axis and around Y by one second driving module driving The rotation of axle；So that incident ray can be precisely irradiated on the optical film products of the naked material strip of the optical film, while reflected light Line can accurately be caught by the camera of the camera module.
Wherein, the first driving module and the second driving module include four drive mechanisms, are respectively used to drive Translation, the translation of Y-axis, the translation of Z axis and the rotation around Y-axis of dynamic X-axis.
21. in such scheme, magnetic powder brake is equipped with each feed axle and each collecting shaft, when equipment starts or dashed forward suddenly When so stopping, feed axle and collecting shaft can keep constant torsion, it is to avoid the material volume being fed on axle and collecting shaft causes because of inertia Material strip retractable is abnormal.
22. in such scheme, the upper space of the support body is covered with sealing cover structure, therefore can both ensure operator The safety of member is not influenceed by equipment production, and the dust being avoided that again in workshop enters equipment, and dirt is caused to the surface of optical film Dye.The lower space of the support body, which can also cover, sets sealing cover structure.
The operation principle and advantage of the present invention is as follows：
A kind of optical film Visual intelligent detection device of the present invention, including feed unit, detection unit and receiving unit；Feed unit For optical film products to be detected to be sent into detection unit, real-time Visual intelligent detection is carried out by detection unit and screened Defective optical film products, receiving unit is used to wind the optical film material strip after detection；Also include material strip position adjustments system System, including material strip deflection correction mechanism and material strip governing mechanism of tension；Wherein,
Feed unit includes：It is fed on module, the first feed axle and optical film feed volume is located, for provides optical film material strip； Diaphragm tears off mechanism, and for tearing off diaphragm, including adhesive tape is fed module, adhesive tape pressing sticks module and diaphragm tears off mould Group；Adhesive tape material volume is located on second feed axle of adhesive tape feed module, and there is provided on adhesive tape to optical film material strip；Adhesive tape pressing paster First, second pressing piece extrusion fit of module is applied, adhesive tape is pasted on optical film material strip；Diaphragm tears off the first of module Recovery material volume is located on collecting shaft, the assemblage zone of adhesive tape and diaphragm is reclaimed；
Detection unit includes：Illumination module, including illuminating part, illuminating part irradiate to form irradiated region towards the naked material strip of optical film；According to The incident ray for penetrating area reflects to form reflection light on optical film products；Camera module, including camera, camera correspondence are anti- Light setting is penetrated, the surface image of optical film products is absorbed；Host computer, receives the image information of camera module intake and is schemed As recognition detection, and it is uploaded in control system；
Receiving unit includes：Diaphragm sticks mechanism, for diaphragm to be pasted on to the naked material strip of optical film after detection；Including Diaphragm is fed module and diaphragm pressing sticks module；Protection coating materials is located on 3rd feed axle of diaphragm feed module There is provided diaphragm material strip to the naked material strip of optical film for volume；Diaphragm presses the three, the 4th pressing piece extrusion fits for sticking module, Diaphragm material strip is pasted on the naked material strip of optical film；Defective products marking mechanism, including tag header, for declining contact optical Coating materials band carries out being marked for ground for defective products；Optical film receiving volume is located on rewinding module, the second collecting shaft, for light Learn coating materials band and carry out active winding.
Compared to existing technologies, the present invention is main is carried out entirely certainly by way of Visual intelligent is detected to optical film products Dynamic detection, and then screen out defective optical film products.Therefore have detection efficiency high compared to traditional artificial detection, inspection The high advantage of reliability is surveyed, simultaneously because structure design is more reasonable, therefore there is compact conformation, occupation of land face compared to existing equipment Product is small, and the advantage of advantage of lower cost, it is most important that the test format of the invention by innovation, not only to optical film products Defect recognition rate it is high, while will not also occur flase drop, the product control of product is guaranteed.
Brief description of the drawings
Accompanying drawing 1 is optical film material-strap structure schematic diagram one（Overlook）；
Accompanying drawing 2 is optical film material-strap structure schematic diagram two（Section view）；
Accompanying drawing 3 is the structural representation one of the embodiment of the present invention（It is positive three-dimensional）；
Accompanying drawing 4 is the structural representation two of the embodiment of the present invention（Front is looked squarely）；
Accompanying drawing 5 is the structural representation three of the embodiment of the present invention（The back side is three-dimensional）；
Accompanying drawing 6 is the structural representation one of feed unit of the embodiment of the present invention（Frontal left is three-dimensional）；
Accompanying drawing 7 is the structural representation two of feed unit of the embodiment of the present invention（Front perspective right）；
Accompanying drawing 8 is the structural representation three of feed unit of the embodiment of the present invention（Front is looked squarely）；
Accompanying drawing 9 is the structural representation one of detection unit of the embodiment of the present invention（Front perspective right）；
Accompanying drawing 10 is the structural representation two of detection unit of the embodiment of the present invention（Front is looked squarely）；
Accompanying drawing 11 is the structural representation one of receiving unit of the embodiment of the present invention（Front perspective right）；
Accompanying drawing 12 is the structural representation two of receiving unit of the embodiment of the present invention（Frontal left is three-dimensional）；
Accompanying drawing 13 is the structural representation three of receiving unit of the embodiment of the present invention（Front is looked squarely）；
Accompanying drawing 14 is the structural representation that the embodiment of the present invention compresses cutting mechanism（Front perspective right）；
Accompanying drawing 15 is the structural representation of defective products marking mechanism of the embodiment of the present invention（Frontal left is three-dimensional）；
Accompanying drawing 16 is that the embodiment of the present invention is covered with the use state of sealing cover structure with reference to figure.
In the figures above：1. optical film material strip；2. optical film products；3. diaphragm；4. basement membrane；5. frame；6. top is empty Between；7. lower space；8. feed unit；9. detection unit；10. receiving unit；11. the first air-expanding shaft；12. optical film is fed Volume；13. hold down assembly；14. transfer roller；15. compress cutting mechanism；16. shearing and splice region；17. the first pressing plate；18. the Two pressing plates；19. pressing handle；20. adhesive tape pressing sticks module；21. diaphragm tears off module；22. the second air-expanding shaft；23. glue Band material volume；24. adhesive tape；25. pressing handle；26. the 3rd air-expanding shaft；27. the first drive mechanism；28. reclaim material volume；29. reclaim Band；30. the naked material strip of optical film；31. illumination module；32. illuminating part；33. incident ray；34. reflection light；35. camera module； 36. camera；37. diaphragm is fed module；38. diaphragm pressing sticks module；39. the 4th air-expanding shaft；40. protect coating materials Volume；41. defective products marking mechanism；42. location-plate；43. tag header；44. the second drive mechanism；45. the 5th air-expanding shaft；46. 3rd drive mechanism；47. optical film receiving volume；48. the 4th drive mechanism；49. the 5th drive mechanism；50. material strip position sensing Device；51. spacing ring；52. tension-sensing roller is sub；53. transport mechanism；54. extrude roller；55. the 6th drive mechanism；56. swing rod Mechanism；57. swing rod；58. rotating shaft；59. ray transceiver；60. ray reflecting plate；61. the first driving module；62. the second driving Module；63. seal cover structure.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment：Referring to shown in accompanying drawing 1~16, a kind of optical film Visual intelligent detection device, for detecting in optics coating materials band 1 Optical film products 2, the optical film material strip 1 combines from top to bottom by diaphragm 3, optical film products 2 and basement membrane 4 （Such as Fig. 1,2）.
The detection device includes a frame 5, and the length direction of the frame 5 is X-direction, and the width of frame 5 is Y Direction of principal axis；The optical film material strip 1 displacement from front to back in frame 5 along X-direction, the frame 5 is with the optics coating materials It is divided into upper space 6 and lower space 7 in Z-direction on the basis of band 1；
The detection device also includes feed unit 8, the detection unit 9 being set in turn in from front to back along X-direction in frame 5 With receiving unit 10；Wherein,
As shown in Fig. 6 ~ 8, the feed unit 8 includes：
One feed module, located at the lower space 7 of the frame 5, the feed module includes one first air-expanding shaft 11, first gas Swelling shaft 11 is horizontally disposed along Y direction, and is rotated relative to the frame 5；It is arranged on first air-expanding shaft 11 and light is located in inflatable Film feed volume 12 is learned, when optical film feed volume 12 is rotated, the optical film material strip 1 passes through below the front side of the frame 5 Rotate the front side top that the multiple transfer rollers 14 being arranged in frame 5 are sent to the frame 5；The transfer roller 14 is along Y Direction of principal axis is rotated and is arranged at frame 5, for supporting material band, and auxiliary material band is translated in frame 5, and each transfer roller 14 The depth of parallelism it is consistent, flatness and transmission precision for ensureing material strip；
One compresses cutting mechanism 15, located at the front side of the frame 5, and is correspondingly fed the institute sent out in volume 12 by the optical film State optical film material strip 1 to set, for out optical film material strip 1 is positioned in optical film feed volume 12, so as to optical film Material strip 1 is sheared and spliced.As shown in figure 14, the compression cutting mechanism 15 includes two groups of hold down assembly 13, pressure described in two Direction of displacement parallel interval of the tight component 13 along the optical film material strip 1 is set, and is held down assembly described in two and is defined as institute between 13 State shearing and the splice region 16 of optical film material strip 1；When held down assembly described in two 13 and meanwhile compress optical film material strip 1 when, it is described to cut Cut and splice region 16 in optical film material strip 1 will be positioned completely, so as to the work sheared or spliced；Each compression group Part 13 includes being fixedly arranged on the frame 5 and is suspended at one first pressing plate 17 of the top of optical film material strip 1, first pressing plate 17 parallel beneath and slip are provided with one second pressing plate 18, and the bottom surface of second pressing plate 18 is material strip seal face, just to described The top of optical film material strip 1 is set；The top surface of second pressing plate 18 is connected with a pressing handle 25, the pressing handle 25 against Be arranged at the top of first pressing plate 17, for drive second pressing plate 18 to be lifted up to unclamp optical film material strip 1 or The action of optical film material strip 1 is fixed downwards.
, can when there is certain section of material strip exception in optical film feed volume 12 by the design of the compression cutting mechanism 15 First by equipment downtime, optical film material strip 1 is fixed by the compression cutting mechanism 15, then by way of manually or mechanically The shearing and splicing of optical film material strip 1 are carried out, to ensure that the optical film material strip 1 for sending into detection unit 9 is no fold or obvious Defect, flatness and transmission precision for improving optical film material strip 1.Or, when a roll of optical film feed volume 12 is finished, need The optical film material strip 1 that the optical film material strip 1 in new optical film feed volume 12 is fed into volume 12 with previous optical film is spelled When connecing, it is possible to use the compression cutting mechanism 15 is spliced.Wherein, the bottom surface of second pressing plate 18 can be provided with an elasticity Compress layer；Design whereby, can preferably compress the positioning optical film material strip 1, and can reduce to optical film products 2 in material strip Injury.
One diaphragm tears off mechanism, located at the upper space of the frame 5, for tearing off the diaphragm 3；The protection Adhesive tape feed module 19, the adhesive tape that film tears off mechanism and includes being set in turn in from front to back in frame 5 along X-direction are pressed and sticked Module 20 and diaphragm tear off module 21；Wherein,
The adhesive tape feed module 19 includes the second air-expanding shaft 22, and second air-expanding shaft 22 is horizontally disposed along Y direction, and relatively The frame 5 is rotated；It is arranged on second air-expanding shaft 22 and adhesive tape material volume 23 is located in inflatable, when the adhesive tape material volume 23 is rotated, The top of adhesive tape 24 from the optical film material strip 1 in the adhesive tape material volume 23 is sent on optical film material strip 1, and enters described Adhesive tape pressing sticks module 20 and carries out sticking positioning with the optical film material strip 1；
The adhesive tape pressing sticks module 20 and is matched with the one of first roller pressing including one first roller pressing and gap Second roller pressing（It is invisible in figure）, both of which is horizontally disposed with along Y direction, and both of which is rotated relative to the frame 5；Its In, the gap of first roller pressing and second roller pressing is less than or equal to the optical film material strip 1 and the glue Gross thickness after being sticked with 24, constitutes and sticks module when the optical film material strip 1 enters adhesive tape pressing with the adhesive tape 24 simultaneously When 20, the adhesive tape 24 and the optical film material strip 1 are driven by the cylinder progress by the first roller pressing and the second roller pressing Extrusion fit, forces the sticking veneer of the lower section of adhesive tape 24 to be pasted on the top of diaphragm 3 of the optical film material strip 1, with reference to after Combination material strip tears off module 21 into the diaphragm；
The diaphragm tears off module 21 including the 3rd air-expanding shaft 26 and for driving the 3rd air-expanding shaft 26 to be revolved around Y direction The first drive mechanism 27 turned；3rd air-expanding shaft 26 is horizontally disposed along Y direction, and is rotated relative to the frame 5, the 3rd It is arranged on air-expanding shaft 26 and a recovery material volume 28 is located in inflatable, the adhesive tape 24 is sticked and taken off from the optical film material strip 1 The formation of diaphragm 3 is taken to reclaim band 29, then winding, which is positioned on the 3rd air-expanding shaft 26, forms the recovery material volume 28； When the recovery material volume 28 is rotated, the adhesive tape 24, which is pulled, to be continued to tear off the diaphragm from the optical film material strip 1 3, being torn off the optical film material strip 1 after diaphragm 3 turns into the naked material strip 30 of optical film, and the naked material strip 30 of the optical film includes the base Film 4 and positioned at intervals are in the optical film products 2 to be detected on the basement membrane 4；The naked material strip 30 of optical film is moved to The detection unit 9 carries out optical detection；
As shown in Fig. 9,10, the detection unit 9 includes：
One illumination module 31, located at the upper space of the frame 5, the illumination module 31 is horizontally disposed along Y direction, including one Illuminating part 32, the illuminating part 32 forms one and irradiated towards the upper surface irradiation of optical film products 2 on the naked material strip 30 of the optical film Area；Wherein, the illuminating part 32 is set obliquely, the incident ray 33 on the irradiated region is had an incident angle, and institute State incident ray 33 to reflect on the optical film products 2 in the irradiated region, form a reflection light 34；
One camera module 35, the equally upper space located at the frame 5, along Y direction it is horizontally disposed and with the illumination mould Group 31 is corresponding；The camera module 35 includes a camera 36, and the light path of the camera 36 correspondence reflection light 34 is set, And the axis of camera 36 is overlapped in the Y-axis direction with the reflection light 34, constituting the camera 36 can clearly catch The reflection light 34, and then absorb the surface image of optical film products 2 described in the irradiated region；
One host computer（Do not drawn in figure）, camera module 35 described in the upper mechatronics absorbs for receiving camera module 35 The upper surface of optical film products 2 image information and carry out image recognition detection, to screen out defective optical film products 2, And the information after examination is uploaded in a control system of the detection device；
Wherein, the camera module 35 is scanned formula shooting to optical film products 2, and the image information absorbed frame by frame is continuous Ground is uploaded to the host computer；The host computer is carried out many in real time by built-in optical detection software to described image information Level processing, while be compared with the view data of default normal optical film product 2 in host computer, it is defective to screen out Optical film products 2；The optical detecting method that the host computer is used can be existing optical detecting method in the industry, be this area skill Art personnel will appreciate that.
As shown in Figure 11 ~ 13, the receiving unit 10 includes：
One diaphragm sticks mechanism, located at the upper space of the frame 5, for new diaphragm 3 to be pasted on through the inspection Survey on the naked material strip 30 of the optical film after unit 9 is detected；The diaphragm, which sticks mechanism, to be included along X-direction from front to back The diaphragm feed module 37 and diaphragm pressing being set in turn in frame 5 stick module 38；Wherein,
The diaphragm feed module 37 includes the 4th air-expanding shaft 39, and the 4th air-expanding shaft 39 is horizontally disposed along Y direction, and phase The frame 5 is rotated；It is arranged on 4th air-expanding shaft 39 and a diaphragm material volume 40 is located in inflatable, when the diaphragm material volume 40 During rotation, it is naked that the top of diaphragm material strip from the naked material strip 30 of the optical film in the diaphragm material volume 40 is sent to optical film On material strip 30, and entrance diaphragm pressing sticks module 38 and carries out sticking positioning with the naked material strip 30 of the optical film；
The diaphragm pressing sticks module 38 and is matched with the 3rd roller pressing including one the 3rd roller pressing and gap One the 4th roller pressing（It is invisible in figure）, both of which is horizontally disposed with along Y direction, and both of which is rotated relative to the frame 5； Wherein, the gap of the 3rd roller pressing and the 4th roller pressing is less than or equal to the naked material strip 30 of the optical film and institute The gross thickness after diaphragm material strip is sticked is stated, constitutes and is protected when the naked material strip 30 of the optical film enters with the diaphragm material strip simultaneously When cuticula pressing sticks module 38, the naked material strip 30 of diaphragm material strip and the optical film passes through the 3rd roller pressing and the 4th Roller pressing is driven by the cylinder extrusion fit, forces the sticking veneer below diaphragm material strip to be pasted on the naked material strip 30 of the optical film Top, turn into new optical film material strip 1 with reference to after and towards the rear side displacement of frame 5；
The receiving unit 10 also includes：
One defective products marking mechanism 41, as shown in figure 15, located at the rear side of the frame 5, and is correspondingly sticked by the diaphragm The optical film material strip 1 sent out in mechanism is set, when some optical film products 2 is detected unit 9 and screened in optical film material strip 1 When going out existing defects, it is marked by 41 pairs of defect optical film products 2 of the defective products marking mechanism, so that the later stage rejects； The defective products marking mechanism 41 includes being fixedly arranged on the frame 5 and is suspended at a location-plate of the top of optical film material strip 1 42, the lower Founder of the location-plate 42 is provided with two tag headers 43 to the optical film material strip 1, is corresponded with optical film products 2, The tag header 43 drives upper lift or the down maneuver for doing relatively described optical film material strip 1 by one second drive mechanism 44, when When the tag header 43 declines, section of the contact optical coating materials band 1 of tag header 43 provided with optical film products 2 is marked； Second drive mechanism 44 electrically connects the control system, and the control system is produced by each optical film of 9 pairs of the detection unit The examination information of product 2 controls the driving of the second drive mechanism 44 tag header 43 to have defective optical film products 2 For ground mark；
One rewinding module, located at the lower space of the frame 5, the rewinding module includes the 5th air-expanding shaft 45 and for driving The 3rd drive mechanism 46 that 5th air-expanding shaft 45 rotates around Y direction.5th air-expanding shaft 45 is set along Y direction level Put, and rotated relative to the frame 5；It is arranged on 5th air-expanding shaft 45 and optical film receiving volume 47 is located in inflatable, when When five air-expanding shafts 45 are rotated, the synchronous axial system of optical film receiving volume 47, the optical film material strip 1 is through drawing from the frame 5 Back side top be sent to by rotating multiple transfer rollers 14 for being arranged in frame 5 below the rear side of the frame 5, and by Winding is into the optical film receiving volume 47.
Wherein, first air-expanding shaft 11 is driven shaft, and the optical film feed volume 12 on the first air-expanding shaft 11 is by described the The traction of five air-expanding shafts 45 is rotated；Second air-expanding shaft 22 is driven shaft, and the adhesive tape material volume 23 on the second air-expanding shaft 22 is by described The traction of 3rd air-expanding shaft 26 is rotated；3rd air-expanding shaft 26 is driving shaft, is driven and rotated by one first drive mechanism 27；Institute The 4th air-expanding shaft 39 is stated for driven shaft, the diaphragm material volume 40 on the 4th air-expanding shaft 39 is drawn by the 5th air-expanding shaft 45 to be turned It is dynamic；5th air-expanding shaft 45 is driving shaft, is driven and rotated by one the 3rd drive mechanism 46.
Wherein, the surface of each roller pressing is equipped with elastic compression layer；Design whereby, can preferably compress positioning described Adhesive tape 24 and the optical film material strip 1, or the positioning diaphragm material strip and the naked material strip 30 of the optical film are preferably compressed, and The injury to optical film products in material strip 2 can be reduced.
Wherein, first drive mechanism 27 can be motor, or other similar effects driving element；Described Two drive mechanisms 44 can be cylinder, or other similar effects driving element；3rd drive mechanism 46 can be Motor, or other similar effects driving element, the motor by be driven forward optical film material strip 1 in frame 5 in the past Rearward displacement, it is driving shaft in frame 5 to constitute the 5th air-expanding shaft 45.
Wherein, the feed module also includes being used to drive the 4 wheel driven that first air-expanding shaft 11 is rotated around Y direction Motivation structure 48 and the 5th drive mechanism 49 for driving first air-expanding shaft 11 to be translated along Y direction.4th driving Mechanism 48 can be servomotor, or other similar effects driving element, when material strip tension force is not enough, the 4th drive mechanism 48 the first air-expanding shafts 11 of driving are inverted, and coordinate the rotating forward of the 5th air-expanding shaft 45 to keep the tension force of material strip；5th driving The concretely electric cylinders of mechanism 49, or other similar effects driving element, when material strip position sensor 50 detects optics When position is offset after coating materials band 1 discharges, the 5th drive mechanism 49 drives the first air-expanding shaft 11 to be translated in Y direction, to correct The position of optical film material strip 1, the transmission precision for ensureing optical film material strip 1.
Wherein, the detection device also includes a material strip position regulating system, and the material strip position regulating system includes material strip Deviation correction mechanism and material strip governing mechanism of tension；Flatness and transmission precision for ensureing material strip, to improve detection unit 9 Optical detection efficiency and effect；
The material strip deflection correction mechanism includes material strip position sensor 50 and is sheathed on the spacing ring 51 at each two ends of transfer roller 14； The material strip position sensor 50 is located at the lower space 7 of frame 5 described in the feed unit 8, and correspondingly by the optics The optical film material strip 1 sent out in film feed volume 12 is set, for detecting horizontal level of the optics coating materials band 1 in Y direction； When the position that the material strip position sensor 50 detects the optical film material strip 1 is offset, made by the control system 5th drive mechanism 49 drives first air-expanding shaft 11 to be translated with optical film feed volume 12 along Y direction, to correct The offset of the optical film material strip 1 in the horizontal direction；The spacing ring 51 is arranged in pairs in the Y-axis of each transfer roller 14 On direction two ends, and same transfer roller 14 two described in spacing ring 51 spacing it is identical with the width of material strip；
The material strip governing mechanism of tension includes at least one tension-detecting mechanism, and the tension-detecting mechanism is supported in the material strip Lower section, the tension force for real-time detecting material band；It is previous that the tension-detecting mechanism includes tension-sensing roller 52 and one Two transfer rollers 14 of sub 52 both sides of the tension-sensing roller are arranged at afterwards；Wherein, the axial connecting line of transfer roller 14 is low described in two In the axle center of tension-sensing roller 52, the axial connecting line for constituting three is triangle, and the triangle is obtuse triangle, The axial connecting line of transfer roller 14 described in two is the long side of the obtuse triangle.
The material strip is via the lower section of the sub 52 front side transfer rollers 14 of tension-sensing roller around to the upper of tension-sensing roller 52 Just, then rearwardly towards under the lower section of rear side transfer roller 14 is bypassed；When material strip is translated by traction, pass through transfer roller described in two The effect of son 14, material strip will produce a downward oppressive force to tension-sensing roller 52, and the oppressive force is the material strip Tension force；A pressure sensor is provided with tension-sensing roller 52（It is invisible in figure）, the pressure sensor detects in real time The tension force of material strip, if tension force is not enough, makes the 4th drive mechanism 48 drive first air-expanding shaft 11 by control system Reversion, and then coordinate the tractive force of the 5th air-expanding shaft 45 to tense the material strip, material strip is kept enough tension force, Jin Erbao Flatness of the material strip in translation is demonstrate,proved, and the flatness of material strip will directly affect the effect of vision-based detection.
Wherein, in addition at least one transport mechanism 53, the transport mechanism 53 correspondence material strip is set, for aiding in described the Five air-expanding shafts 45 carry out traction from front to back to material strip；The transport mechanism 53 includes a pair of extruding rollers 54, two compression rollers Son 54 is set one on the other, and the material strip is arranged between two extruding rollers 54, is led by the relative rotation of two extruding rollers 54 Draw translation；Wherein, at least one of two extruding rollers 54 are driven by one the 6th drive mechanism 55 rotates；6th drive mechanism 55 can be motor, or other similar effects driving element.
First transport mechanism 53 is located between the feed unit 8 and the detection unit 9, for the optical film is naked Material strip 30 is sent in the detection unit 9；Second transport mechanism 53 located at the detection unit 9 and the receiving unit 10 it Between, for the naked material strip 30 of the optical film to be sent in the receiving unit 10.
Wherein, in addition at least one set of swing-bar mechanism 56, the lower section of the swing-bar mechanism 56 correspondence material strip is set, for adjusting Benchmark of the material strip in Z-direction；The swing-bar mechanism 56 includes one along the horizontally disposed swing rod 57 of Y direction, and parallel to The swing rod 57 and the rotating shaft 58 for being positioned at the frame 5；Constitute when the swing rod 57 is swung up and down around the rotating shaft 58, swing rod 57 supports carry the material strip dipping and heaving；
Wherein, the first swing-bar mechanism 56 is located in the detection unit 9 below the irradiated region of the naked material strip 30 of optical film, is passed through The swing rod 57 swings up and down the X-axis position and Z axis position for adjusting the irradiated region, so that reflection light 34 can be described The camera 36 of camera module 35 is accurately caught.
The swing-bar mechanism 56 can also be in the feed unit 8 and the receiving unit 10, conveyer as described in each The front portion of structure 53, facilitates material strip to enter in the transport mechanism 53 by adjusting the horizontal reference of material strip.
Wherein, the transfer roller 14, tension-sensing roller 52, the transport mechanism 53 and the swing-bar mechanism The material strip of 56 supports and transmission includes optical film material strip 1, combination material strip and the naked material strip 30 of optical film.
Wherein, in addition to three groups of optical sensing mechanisms, adhesive tape material volume 23 described in the adhesive tape feed module is corresponded to respectively Exit side, the diaphragm tear off described in module 21 reclaim material volume 28 pan feeding side and the diaphragm feed module 37 Described in diaphragm material volume 40 exit side set；The optical sensing mechanism includes ray transceiver 59 and ray reflecting plate 60, and both are respectively at the material strip both sides of each material volume of X-direction point row, the ray detection material strip sent by ray transceiver 59 The presence or absence of, if ray reflecting plate 60 can not reflect the ray that the ray transceiver 59 is sent, illustrate that ray is blocked by material strip, this When also have material strip, it is on the contrary then illustrate no material strip.
The ray transceiver 59 electrically connects the control system, and detection information is sent into control system, works as material volume Middle material strip sends prompting, prompting changing material strip after being finished.
Wherein, a separation blade is also included in the feed unit 8（Do not drawn in figure）, the separation blade is along Y direction Rotation is arranged in the frame 5, and the top of the correspondence combination material strip is set；When the recovery material volume 28 is rotated, institute Adhesive tape 24 is stated to lift in the lump into the pan feeding side for reclaiming material volume 28, the separation together with the diaphragm 3 on optical film material strip 1 Blade is suppressed lifts place in adhesive tape 24 and diaphragm 3, make adhesive tape 24 with the recovery band 29 and optical film material strip 1 of diaphragm 3 The shape of the basement membrane 4 that optical film products 2 are located have angle.Design whereby, can effectively prevent that optical film products 2 from being protected Film 3 is taken away into the recovery material volume 28 in the lump.
Wherein, the illumination module 31 by one first driving module 61 drive do three direction of principal axis position adjustments and around The rotation of Y-axis, the camera module 35 does the position adjustments of three direction of principal axis and around Y-axis by the one second driving driving of module 62 Rotation；On the optical film products 2 that the naked material strip 30 of the optical film can be precisely irradiated in so as to incident ray 33, reflect simultaneously Light 34 can accurately be caught by the camera 36 of the camera module 35.The first driving module 61 and second driving Module 62 includes four drive mechanisms, is respectively used to drive the translation of X-axis, the translation of Y-axis, the translation of Z axis and around Y-axis Rotate.
In the detection unit 9, the illumination module 31 and the shooting also are provided with the lower space 7 of the frame 5 Module 35, for the lower surface of optical film products 2 described in the naked material strip of the optical film 30 to be irradiated and imaged simultaneously（This When the basement membrane 4 be transparent or semitransparent material）, the camera module 35 of bottom equally electrically connects the host computer.The Two swing-bar mechanisms 56 are located above the bottom irradiated region of the naked material strip 30 of optical film in the detection unit 9, pass through the swing rod 57 Swing up and down adjust the bottom irradiated region X-axis position and Z axis position, can be by the institute of bottom so as to the reflection light of lower section The camera 36 for stating camera module 35 is accurately caught.
Wherein, it is equipped with magnetic powder brake in each air-expanding shaft（It is invisible in figure）, when equipment starts suddenly or stops suddenly When, each air-expanding shaft can keep constant torsion, it is to avoid material volume on air-expanding shaft causes material strip retractable abnormal because of inertia.
As shown in figure 16, the upper space of the support body 5 is covered with sealing cover structure 63, therefore can both ensure operator The safety of member is not influenceed by equipment production, and the dust being avoided that again in workshop enters equipment, and dirt is caused to the surface of optical film Dye.The lower space of the support body 5, which can also cover, sets sealing cover structure 63.
Compared to existing technologies, the present invention is main is carried out entirely certainly by way of Visual intelligent is detected to optical film products Dynamic detection, and then screen out defective optical film products.Therefore have detection efficiency high compared to traditional artificial detection, inspection The high advantage of reliability is surveyed, simultaneously because structure design is more reasonable, therefore there is compact conformation, occupation of land face compared to existing equipment Product is small, and the advantage of advantage of lower cost, it is most important that the test format of the invention by innovation, not only to optical film products Defect recognition rate it is high, while will not also occur flase drop, the product control of product is guaranteed.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.

Claims (10)

1. a kind of optical film Visual intelligent detection device, for detecting the optical film products in optics coating materials band, the optical film Material strip is combined from top to bottom by diaphragm, optical film products and basement membrane；It is characterized in that：The detection device includes one Frame, the length direction of the frame is X-direction, and the width of frame is Y direction；The optical film material strip is along X-axis side To the displacement from front to back in frame, the frame on the basis of the optical film material strip Z-direction be divided into upper space and Lower space；
The detection device also include being set in turn in from front to back along X-direction feed unit in frame, detection unit and Receiving unit；Wherein,
The feed unit includes：
One feed module, including one first feed axle, the first feed axle is horizontally disposed along Y direction, and relatively described frame Rotate；It is arranged on first feed axle and optical film feed volume is located, optical film feed volume is used to provide optical film material strip；
One diaphragm tears off mechanism, located at the upper space of the frame, for tearing off the diaphragm；The diaphragm is torn off Mechanism include be set in turn in from front to back in frame along X-direction adhesive tape feed module, adhesive tape pressing stick module and Diaphragm tears off module；Wherein,
The adhesive tape feed module includes the second feed axle, and the second feed axle is horizontally disposed along Y direction, and relatively described machine Frame is rotated；It is arranged on second feed axle and adhesive tape material volume is located, when the adhesive tape material volume is rotated, the adhesive tape in the adhesive tape material volume It is sent to above the optical film material strip on optical film material strip, and enters adhesive tape pressing and sticks module and the optics Coating materials band carries out sticking positioning；
Adhesive tape pressing stick module including one first pressing piece and gap be matched with the one second of first pressing piece by Casting die, both of which is horizontally disposed along Y direction；Wherein, the gap of first pressing piece and second pressing piece be less than or Gross thickness after being sticked equal to the optical film material strip and the adhesive tape, constitutes and works as the optical film material strip and the adhesive tape simultaneously When sticking module into adhesive tape pressing, the adhesive tape and the optical film material strip are crowded by the first pressing piece and the second pressing piece Press-fit, forces the sticking veneer below adhesive tape to be pasted on the diaphragm top of the optical film material strip, the combination material with reference to after Band tears off module into the diaphragm；
The diaphragm tear off module including the first collecting shaft and for drive that first collecting shaft rotates around Y direction the One drive mechanism；First collecting shaft is horizontally disposed along Y direction, and relatively described gantry rotation, is covered on the first collecting shaft Set position receiving volume once；The adhesive tape sticks from the optical film material strip and tears off the diaphragm, and it is fixed then to wind The recovery material volume is formed on first collecting shaft；When the recovery material volume is rotated, the adhesive tape continues from the light Learn and tear off the diaphragm on coating materials band, being torn off the optical film material strip after diaphragm turns into the naked material strip of optical film, and displacement Optical detection is carried out to the detection unit；
The detection unit includes：
One illumination module, located at the upper space of the frame, the illumination module is horizontally disposed along Y direction, including one luminous Portion, the illuminating part forms an irradiated region towards the upper surface irradiation of optical film products on the naked material strip of the optical film；Wherein, institute State illuminating part to set obliquely, make the incident ray on the irradiated region that there is an incident angle, and the incident ray is at this Reflected on the optical film products in irradiated region, form a reflection light；
One camera module, the equally upper space located at the frame, along Y direction it is horizontally disposed and with the illumination module phase Correspondence；The camera module includes a camera, and the light path of the camera correspondence reflection light is set, and the axis of camera Overlapped in the Y-axis direction with the reflection light, the reflection light can be caught by constituting the camera, and then absorb described The surface image of optical film products described in irradiated region；
One host computer, camera module described in the upper mechatronics, the optical film products upper table for receiving camera module intake The image information in face simultaneously carries out image recognition detection, to screen out defective optical film products, and by the information after examination It is uploaded in a control system of the detection device；
The receiving unit includes：
One diaphragm sticks mechanism, located at the upper space of the frame, for diaphragm to be pasted on through the detection unit On the naked material strip of the optical film after detection；The diaphragm, which sticks mechanism, to be included setting gradually from front to back along X-direction Diaphragm feed module and diaphragm pressing in frame stick module；Wherein,
The diaphragm feed module includes the 3rd feed axle, and the 3rd feed axle is horizontally disposed along Y direction and relatively described Gantry rotation；It is arranged on 3rd feed axle and a diaphragm material volume is located, when the diaphragm material volume is rotated, the protection coating materials Diaphragm material strip in volume is sent to above the naked material strip of the optical film on the naked material strip of optical film, and enters the diaphragm Pressing sticks module and carries out sticking positioning with the naked material strip of the optical film；
The diaphragm pressing sticks module and is matched with the one the 4th of the 3rd pressing piece including one the 3rd pressing piece and gap Pressing piece, both of which is horizontally disposed along Y direction；Wherein, the gap of the 3rd pressing piece and the 4th pressing piece is less than Or the gross thickness after being sticked equal to the naked material strip of the optical film and the diaphragm material strip, constitute when the naked material strip of the optical film with When the diaphragm material strip sticks module into diaphragm pressing simultaneously, the naked material strip of the diaphragm material strip and the optical film leads to The extrusion fit of the 3rd pressing piece and the 4th pressing piece is crossed, forces the sticking veneer below diaphragm material strip to be pasted on the optical film The top of naked material strip, turns into optical film material strip and towards displacement on rear side of frame with reference to after；
The receiving unit also includes：
One defective products marking mechanism, including at least tag header just set to the optical film material strip, the tag header are led to Cross upper lift or down maneuver that relatively described optical film material strip is done in the driving of one second drive mechanism；When the tag header declines When, tag header contact optical coating materials band is marked；Second drive mechanism electrically connects the control system, the control system Unite controls second drive mechanism to drive tag header pair the examination information of each optical film products by the detection unit Defective optical film products are marked targeted specifically；
One rewinding module, including the second collecting shaft and the 3rd driving for driving second collecting shaft to be rotated around Y direction Mechanism, second collecting shaft is horizontally disposed along Y direction, and relatively described gantry rotation；Setting is covered on second collecting shaft There is optical film receiving volume position, when the second collecting shaft is rotated, the optical film receiving volume synchronous axial system, and optical film material strip is carried out Winding；
Wherein, the feed module of the feed unit also includes be used to drive the first feed axle to rotate around Y direction the Four drive mechanisms and the 5th drive mechanism for driving the first feed axle to be translated along Y direction；
The detection device also include a material strip position regulating system, the material strip position regulating system include material strip deflection correction mechanism with And material strip governing mechanism of tension；
The material strip deflection correction mechanism includes material strip position sensor and the position limiting structure being sheathed in transfer roller；The transmission Roller turn is connected in the frame, and set along Y direction, and for supporting material band, simultaneously auxiliary material band is translated in frame, The depth of parallelism of each transfer roller is consistent；The material strip position sensor is located in the feed unit, and correspondingly by described The optical film material strip sent out in optical film feed volume is set, for detecting horizontal level of the optics coating materials band in Y direction； When the position that the material strip position sensor detects the optical film material strip is offset, make described by the control system 5th drive mechanism driving, the first feed axle is translated with optical film feed volume along Y direction, to correct the optical film The offset of material strip in the horizontal direction；The position limiting structure is arranged in pairs in the two ends of each transfer roller, and same transmission On roller two described in position limiting structure spacing it is corresponding with the width of material strip；
The material strip governing mechanism of tension includes at least one tension-detecting mechanism, and the tension-detecting mechanism is supported in the material strip Lower section, the tension force for real-time detecting material band；The tension-detecting mechanism is including tension-sensing roller and one in front and one in back It is arranged at transfer roller described in the two of the sub- both sides of the tension-sensing roller；The axial connecting line of two transfer rollers is detected less than the tension force The axle center of roller, the axial connecting line for constituting three is triangle, and the triangle is obtuse triangle, transfer roller described in two Axial connecting line is the long side of the obtuse triangle.
2. detection device according to claim 1, it is characterised in that：The feed unit also includes：
One compresses cutting mechanism, located at the front side of the frame, and is correspondingly fed the light sent out in volume by the optical film Learn coating materials band to set, for out optical film material strip is positioned in optical film feed volume, to carry out optical film material strip Shearing and splicing；The compression cutting mechanism holds down assembly including two groups, is held down assembly described in two along the optical film material strip Direction of displacement parallel interval is set, and shearing and the splice region of the optical film material strip are defined as between being held down assembly described in two；Respectively One first pressing plate for including being fixedly arranged on the frame and being suspended above the optical film material strip that holds down assembly, this first The parallel beneath of pressing plate and slip are provided with one second pressing plate, and the bottom surface of second pressing plate is material strip seal face, just to the light The top for learning coating materials band is set；Second pressing plate is lifted up unclamping optical film material strip or is fixed optical film material downwards The action of band.
3. detection device according to claim 1, it is characterised in that：Also include at least one transport mechanism, the conveyer Structure correspondence material strip is set, for aiding in second collecting shaft to draw material strip；The transport mechanism includes a pair of extruding Roller, two extruding rollers are set one on the other, and the material strip is arranged between two extruding rollers, pass through the relative of two extruding rollers Rotate traction translation；Wherein, at least one of two extruding rollers are driven by one the 6th drive mechanism rotates；
Wherein, the first transport mechanism is located between the feed unit and the detection unit, for by the naked material of the optical film Band is sent in the detection unit；Second transport mechanism is located between the detection unit and the receiving unit, for inciting somebody to action The naked material strip of optical film is sent in the receiving unit.
4. detection device according to claim 1, it is characterised in that：Also include at least one set of swing-bar mechanism, the rocker mechanism The lower section of structure correspondence material strip is set, for adjusting benchmark of the material strip in Z-direction；The swing-bar mechanism includes one along Y direction Horizontally disposed swing rod, and parallel to the swing rod and it is positioned at the rotating shaft of the frame；Constitute when the swing rod is around described turn When axle is swung up and down, swing rod support carries the material strip dipping and heaving；
Wherein, the first swing-bar mechanism is located in the detection unit below the irradiated region of the naked material strip of optical film, by described Swing rod swings up and down the X-axis position and Z axis position for adjusting the irradiated region.
5. detection device according to claim 1, it is characterised in that：Also include three groups of optical sensing mechanisms, correspond to respectively Exit side, the diaphragm of adhesive tape material volume tear off the pan feeding that material volume is reclaimed described in module described in the adhesive tape feed module The exit side of diaphragm material volume is set described in side and diaphragm feed module；The optical sensing mechanism includes ray Transceiver and ray reflecting plate, and both arrange the material strip both sides of each material volume respectively at X-direction point, are sent out by ray transceiver The presence or absence of ray detection material strip gone out.
6. detection device according to claim 1, it is characterised in that：Also include a separation blade in the feed unit, The separation blade is rotated along Y direction and is arranged in the frame, and the top of the correspondence combination material strip is set；When described time When receiving volume is rotated, the adhesive tape is lifted into the pan feeding for reclaiming material volume in the lump together with the diaphragm on optical film material strip Side, the separation blade is suppressed lifts place in adhesive tape and diaphragm, makes the recovery band and optical film material strip of adhesive tape and diaphragm In the basement membrane shape that optical film products are located have angle.
7. detection device according to claim 1, it is characterised in that：In the detection unit, the bottom of the frame is empty It is interior also to be provided with the illumination module and the camera module, for being produced to optical film described in the naked material strip of the optical film simultaneously The lower surface of product is irradiated and imaged, and the camera module of bottom electrically connects the host computer.
8. the detection device according to claim 1 or 7, it is characterised in that：The illumination module passes through one first driving mould The position adjustments of three direction of principal axis and the rotation around Y-axis are done in group driving, and the camera module is driven by one second driving module Do the position adjustments of three direction of principal axis and the rotation around Y-axis.
9. detection device according to claim 1, it is characterised in that：Magnetic system is equipped with each feed axle and each collecting shaft Dynamic device.
10. detection device according to claim 1, it is characterised in that：The upper space of the support body is covered with seal closure Structure, lower space is also covered with sealing cover structure.
CN201710653388.9A 2017-08-02 2017-08-02 Optical film vision intelligent detection equipment Active CN107315017B (en)

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CN111448455A (en) * 2017-12-28 2020-07-24 利拉伐控股有限公司 Cartridge for biomarker analysis of milk samples
CN108709886A (en) * 2018-05-17 2018-10-26 中源智人科技（深圳）股份有限公司 A kind of precision intelligence cross cutting coiled material detection machine
CN109030633A (en) * 2018-09-07 2018-12-18 深圳市哈德胜精密科技股份有限公司 A kind of graphite failure detector
CN109540902A (en) * 2018-11-14 2019-03-29 苏州襄行软件有限公司 A kind of polaroid Defect Detection system and its detection method
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