CN207215719U - Optical film Visual intelligent detection device - Google Patents

Optical film Visual intelligent detection device Download PDF

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Publication number
CN207215719U
CN207215719U CN201720958965.0U CN201720958965U CN207215719U CN 207215719 U CN207215719 U CN 207215719U CN 201720958965 U CN201720958965 U CN 201720958965U CN 207215719 U CN207215719 U CN 207215719U
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China
Prior art keywords
optical film
material strip
diaphragm
module
feed
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CN201720958965.0U
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Chinese (zh)
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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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.The utility model mainly carries out full automatic detection by way of Visual intelligent detection to optical film products, and then screens out defective optical film products.With detection efficiency height, detect the advantages of reliability is high, simultaneously because structure design is more reasonable, with it is compact-sized, floor space is small, and the advantages of advantage of lower cost, above all the utility model not only to optical film products the defects of discrimination it is high, while flase drop will not also occur, the product control of product is guaranteed.

Description

Optical film Visual intelligent detection device
Technical field
It the utility model is related to a kind of detection device, and in particular to a kind of Visual intelligent detection device of optical film, it is described Optical film includes the brightness enhancement film for mobile phone or in tablet personal computer, diaphragm 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 set applied in TFT, LCD backlight module with improving electronics 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 All hinder brightness enhancement film product control the defects of such as bad, cut, folding line.However, existing detection mode but has the following disadvantages:
First, complete artificial detection, brightness enhancement film product is observed by testing staff's human eye, finds defective blast Film is simultaneously rejected;The mode of the artificial detection causes the employment cost of enterprise to remain high, and detection efficiency is bad;In fact, Fatigue also easily occurs for human eye detection, produces missing inspection, therefore the problem of reliability is low also be present, causes unstable product quality;
2nd, mechanical detection, it is intended that artificial detection is replaced by the detection device of automation;But make a general survey of in the industry, there is no and set Count rational scheme, existing detection device or mechanism are excessively complicated, excessive structural redundancy be present, or detection efficiency it is not good enough, can It is low by property;It is arranged in further, since brightness enhancement film product is generally spaced when detection on strip base film, and passes through a banding diaphragm Covering, therefore when being detected, equipment often omits the defects of brightness enhancement film exists in itself due to the covering of the diaphragm, has When can also miss the defects of diaphragm was identified and rejected as the defects of brightness enhancement film, cause flase drop, bring the wave of product Take.
Therefore, how to solve above-mentioned the shortcomings of the prior art, become as the class to be researched and solved of the utility model Topic.
The content of the invention
The purpose of this utility model is to provide a kind of optical film Visual intelligent detection device.
To reach above-mentioned purpose, the technical solution adopted in the utility model 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 machine 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-direction The displacement from front to back in frame, the frame are divided into upper space with on the basis of the optical film material strip in Z-direction Portion space;
The detection device also includes feed unit, the detection list being set in turn in from front to back along X-direction in frame Member and receiving unit;Wherein,
The feed unit includes:
One feed module, including one first feed axle, the first feed axle are horizontally disposed with along Y direction, and relatively described Gantry rotation;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 Adhesive tape feed module, the adhesive tape that tearing off mechanism includes being set in turn in from front to back in frame along X-direction press and 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 with along Y direction, and relative institute State gantry rotation;It is arranged on second feed axle and adhesive tape material volume is located, when the adhesive tape material volume rotates, in the adhesive tape material volume Adhesive tape is sent on optical film material strip above the optical film material strip, and enter the adhesive tape pressing stick module with it is described Optical film material strip carries out sticking positioning;
Adhesive tape pressing sticks that module includes one first pressing piece and gap is matched with the one the of first pressing piece Two pressing pieces, both of which are horizontally disposed with along Y direction;Wherein, the gap of first pressing piece and second pressing piece is small Gross thickness after the optical film material strip sticks with the adhesive tape, is formed when the optical film material strip and the adhesive tape When sticking module into adhesive tape pressing simultaneously, the adhesive tape and the optical film material strip pass through the first pressing piece and the second pressing piece Extrusion fit, force the sticking veneer below adhesive tape to be pasted on the diaphragm top of the optical film material strip, with reference to group afterwards Close material strip and tear off module into the diaphragm;
The diaphragm, which tears off module, includes the first collecting shaft and for driving first collecting shaft to be rotated around Y direction The first drive mechanism;First collecting shaft is horizontally disposed with along Y direction, and relatively described gantry rotation, the first collecting shaft On be arranged a recovery material volume be located, the adhesive tape sticks from the optical film material strip and tears off the diaphragm, Ran Houshou Volume, which is positioned on first collecting shaft, forms the recovery material volume;When the recovery material volume rotates, the adhesive tape continues from institute State and the diaphragm is torn off on optical film material strip, being torn off the optical film material strip after diaphragm turns into the naked material strip of optical film, and It is moved to the detection unit and carries out optical detection;
The detection unit includes:
One illumination module, located at the upper space of the frame, the illumination module is horizontally disposed with along Y direction, including one Illuminating part, the illuminating part form an irradiated region towards the upper surface irradiation of optical film products on the naked material strip of the optical film;Its In, the illuminating part is set obliquely, the incident ray on the irradiated region is had an incident angle, and the incident ray Reflected on the optical film products in the irradiated region, form a reflection light;
One camera module, the equally upper space located at the frame, it is horizontally disposed along Y direction and with the illumination mould Group is corresponding;The camera module includes a camera, and the light path that the camera corresponds to the reflection light is set, and camera Axis is overlapped in the Y-axis direction with the reflection light, and the reflection light can be caught by forming the camera, and then be absorbed The surface image of optical film products described in the irradiated region;
One host computer, camera module described in the upper mechatronics, for receiving the optical film products of camera module intake The image information of upper surface simultaneously carries out image recognition detection, to screen out defective optical film products, and by after examination Information 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 On the naked material strip of the optical film after unit detection;The diaphragm, which sticks mechanism, to be included along X-direction from front to back successively The diaphragm feed module and diaphragm pressing being arranged in frame stick module;Wherein,
The diaphragm feed module includes the 3rd feed axle, and the 3rd feed axle is horizontally disposed with along Y direction, and relatively The gantry rotation;It is arranged on 3rd feed axle and a diaphragm material volume is located, when the diaphragm material volume rotates, the protection Diaphragm material strip in coating materials volume is sent to above the naked material strip of the optical film on the naked material strip of optical film, and enters the guarantor Cuticula 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 of the 3rd pressing piece including one the 3rd pressing piece and gap 4th pressing piece, both of which are horizontally disposed with along Y direction;Wherein, the gap of the 3rd pressing piece and the 4th pressing piece Gross thickness after being sticked less than or equal to the naked material strip of the optical film and the diaphragm material strip, composition work as the naked material of the optical film When band sticks module into diaphragm pressing simultaneously with the diaphragm material strip, the diaphragm material strip and the naked material of the optical film Band forces the sticking veneer below diaphragm material strip to be pasted on the light by the extrusion fit of the 3rd pressing piece and the 4th pressing piece The top of the naked material strip of film is learned, with reference to turning into optical film material strip afterwards and towards displacement on rear side of frame;
The receiving unit also includes:
One defective products marking mechanism, including at least tag header that optical film material strip described in face is set, the mark head Portion does upper lift or the down maneuver of relatively described optical film material strip by the driving of one second drive mechanism, when under the tag header During drop, tag header contact optical coating materials band is marked;Second drive mechanism electrically connects the control system, the control System controls second drive mechanism to drive tag header by examination information of the detection unit to each optical film products Defective optical film products are marked targeted specifically;
One rewinding module, including the second collecting shaft and for driving that second collecting shaft rotates around Y direction the 3rd Drive mechanism, second collecting shaft are horizontally disposed with along Y direction, and relatively described gantry rotation;Covered on second collecting shaft If optical film receiving volume is located, when the second collecting shaft rotates, the optical film receiving volume synchronous axial system, to optical film material strip Wound.
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 described 3rd supply Material axle, second collecting shaft are air-expanding shaft, and each air-expanding shaft positions each self-corresponding material volume by way of inflatable positioning. Specifically, the first feed axle is the first air-expanding shaft, the second feed axle is the second air-expanding shaft, and first collecting shaft is the 3rd inflatable Axle, 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 driven shaft, the first optical film feed being fed on axle is rolled up by described The traction of second collecting shaft rotates;The second feed axle is driven shaft, and the second adhesive tape material volume being fed on axle is received by described first Expect that axle traction rotates;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, driven and rotated by one the 3rd drive mechanism.
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 It is the 4th roller pressing to state the 4th pressing piece, 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 the driving element of other similar effects; Second drive mechanism can be cylinder, or the driving element of other similar effects;3rd drive mechanism can be with It is motor, or the driving element of other similar effects, the motor is by being driven forward optical film material strip the past in frame Rearward displacement, it is driving shaft in frame to form second collecting shaft.
5. in such scheme, the camera module is scanned formula shooting, and the figure that will be absorbed frame by frame to optical film products 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 be 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 produces 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 It is consistent to learn the quantity of film product, and is corresponded with optical film products, tag header can be the energy such as marker pen, perforating needle The instrument enough to make marks.
8. in such scheme, the feed unit also includes:
One compresses cutting mechanism, located at the front side of the frame, and the correspondingly institute by being sent out in optical film feed volume The setting of optical film material strip is stated, for being positioned to coming out optical film material strip in optical film feed volume, so as to optical film material strip Sheared and spliced;The compression cutting mechanism holds down assembly including two groups, is held down assembly described in two along the optics coating materials The direction of displacement parallel interval of band is set, and the shearing and splicing of the optical film material strip are defined as between being held down assembly described in two Area;Each 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, The parallel beneath of first pressing plate and slip are provided with one second pressing plate, and the bottom surface of second pressing plate is material strip seal face, face The top of the optical film material strip is set;The top surface of second pressing plate is connected with a pressing handle, pressing handle driving institute State the action that the second pressing plate is lifted up unclamping optical film material strip or being fixed optical film material strip downwards.
9. in such scheme, by the design of the compression cutting mechanism, certain section of material strip be present 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 be sent into detection unit, for improving The flatness and transmission precision of material strip.
Or when a roll of optical film feed volume is finished, 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 being held down assembly described in two while compressing optical film material strip, 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 an elastic compression layer;Design whereby, can be more preferable Compress and position the optical film material strip, and the injury to optical film products in material strip can be reduced.
12. in such scheme, the feed module also includes being used for driving that the first feed axle rotates around Y direction Four drive mechanisms and the 5th drive mechanism for driving the first feed axle to be translated along Y direction.
13. in such scheme, the 4th drive mechanism can be servomotor, or the driver of other similar effects Part, when material strip tension force deficiency, the 4th drive mechanism driving the first feed axle reversion, the rotating forward of second collecting shaft is coordinated to protect Hold the tension force of material strip;
5th drive mechanism concretely electric cylinders, or the driving element of other similar effects, when material strip position When offsetting, the 5th drive mechanism driving the first feed axle is in Y direction for position after sensor detects the discharging of optical film material strip Translation, to correct the position of optical film material strip, for ensureing the transmission precision of optical film material strip.
14. in such scheme, the detection device also includes a material strip position regulating system, the material strip position regulating system Including material strip deflection correction mechanism and material strip governing mechanism of tension;For ensureing the flatness and transmission precision of material strip, to improve The optical detection efficiency of detection unit;
The material strip deflection correction mechanism includes material strip position sensor and the position limiting structure being sheathed in transfer roller, the limit Bit architecture is specially spacing ring, or is other limiting components with identical function;The transfer roller is rotationally connected with described In frame, and set along Y direction, translated for supporting material band and auxiliary material band in frame, each transfer roller is put down Row degree is consistent, for ensureing the flatness and transmission precision of material strip;The material strip position sensor is located in the feed unit, And correspondingly set by the optical film material strip sent out in optical film feed volume, for detecting optics coating materials band in Y-axis side To horizontal level;When the material strip position sensor detects that the position of the optical film material strip is offset, by described Control system makes the 5th drive mechanism driving first feed axle be translated with optical film feed volume along Y direction, with Correct the offset of the optical film material strip in the horizontal direction;The position limiting structure is arranged in pairs in the two of each transfer roller End, and the spacing of two position limiting structures in same transfer roller 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 described The lower section of material strip, the tension force for real-time detecting material band;Before the tension-detecting mechanism includes tension-sensing roller and one Two transfer rollers of the sub- both sides of the tension-sensing roller are arranged at after one;The axial connecting line of two transfer rollers is less than the tension force The axle center of roller is detected, the axial connecting line for forming three is triangle, and the triangle is obtuse triangle, the angle at the obtuse angle It is preferred with 120 degree, the axial connecting line of two transfer rollers is the long side of the obtuse triangle.Design, on the one hand can keep away whereby Exempt from material strip too bending and cause bending to damage to optical film products, also material strip will not on the other hand produced to tension-sensing roller Raw excessive pressure, make tension force detection more accurate.
15. in such scheme, when the material strip position sensor detects that the position of 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.
16. in such scheme, the material strip detects via the lower section of tension-sensing roller front side transfer roller around to tension force The top of roller, then rearwardly towards the lower lower section around 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;It is provided with a pressure sensor in tension-sensing roller, the tension force of the pressure sensor real-time detecting material band, if During tension force deficiency, the 4th drive mechanism is made to drive the first feed axle to invert by control system, and then described in cooperation The tractive force of second collecting shaft tenses the material strip, material strip is kept enough tension force, and then ensures that material strip is flat in translation Whole degree, the flatness of material strip will directly affect the effect of vision-based detection.
17. in such scheme, in addition at least one transport mechanism, the transport mechanism corresponds to material strip setting, 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, and translation is drawn 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.
18. in such scheme, in addition at least one set of swing-bar mechanism, the lower section that the swing-bar mechanism corresponds to material strip set, 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;Form 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, is passed through The 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 shooting The camera of module is accurately caught.
The swing-bar mechanism can be also located in the feed unit and the receiving unit, before transport mechanism as described in each Portion, the horizontal reference by adjusting material strip facilitate material strip to enter in the transport mechanism.
19. 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.
20. 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, the ray detection material strip sent by ray transceiver of each material volume of X-direction point row.
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.
21. also including a separation blade in such scheme, in the feed unit, the separation blade rotates along Y direction It is arranged in the frame, and the top of the corresponding combination material strip is set;When the recovery material volume rotates, the adhesive tape connects Lift with the diaphragm on optics coating materials band and suppressed into the pan feeding side of recovery material volume, the separation blade in adhesive tape in the lump Place is lifted with diaphragm, makes the recovery band of adhesive tape and diaphragm and being located described in optical film products in optical film material strip 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.
22. 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.
23. in such scheme, the illumination module does the position adjustments of three direction of principal axis by one first driving module driving And the rotation around Y-axis, the camera module do 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 The dynamic translation of X-axis, the translation of Y-axis, the translation of Z axis and the rotation around Y-axis.
24. in such scheme, each be fed in axle and each collecting shaft is equipped with magnetic powder brake, when equipment starts or dashed forward suddenly When so stopping, being fed axle and collecting shaft can keep constant torsion, and the material volume for avoiding being fed on axle and collecting shaft is because inertia causes Material strip retractable is abnormal.
25. 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 and can avoids the dust in workshop from entering 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.
Operation principle and advantage of the present utility model are as follows:
A kind of optical film Visual intelligent detection device of the utility model, including feed unit, detection unit and receiving unit; Feed unit is used to optical film products to be detected being sent into detection unit, and real-time Visual intelligent is carried out by detection unit Defective optical film products are screened in detection, and receiving unit is used to wind the optical film material strip after detection;Wherein,
Feed unit includes:Module is fed, optical film feed volume is located on the first feed axle, for providing optics coating materials Band;Diaphragm tears off mechanism, and for tearing off diaphragm, including adhesive tape is fed module, adhesive tape pressing sticks module and diaphragm is taken off Modulus group;Adhesive tape material volume is located on second feed axle of adhesive tape feed module, there is provided on adhesive tape to optical film material strip;Adhesive tape is pressed First, second pressing piece extrusion fit of deposited module is overlayed, adhesive tape is pasted on optical film material strip;Diaphragm tears off module Recovery material volume is located on first collecting shaft, reclaims the assemblage zone of adhesive tape and diaphragm;
Detection unit includes:Illumination module, including illuminating part, illuminating part irradiate to form irradiation towards the naked material strip of optical film Area;The incident ray of irradiated region reflects to form reflection light on optical film products;Camera module, including camera, camera Corresponding reflection light is set, and absorbs the surface image of optical film products;Host computer, receive the image information of camera module intake simultaneously Image recognition detection is carried out, and 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; Module is fed including diaphragm and diaphragm pressing sticks module;Protection is located on 3rd feed axle of diaphragm feed module Coating materials is rolled up, there is provided diaphragm material strip to the naked material strip of optical film;The three, the 4th pressing pieces extruding that diaphragm pressing sticks module is matched somebody with somebody Close, diaphragm material strip is pasted on the naked material strip of optical film;Defective products marking mechanism, including tag header, contacted for declining Optical film material strip carries out being marked for ground for defective products;Rewinding module, optical film receiving volume is located on the second collecting shaft, is used for Active winding is carried out to optical film material strip.
Compared to existing technologies, the utility model is mainly carried out by way of Visual intelligent detection to optical film products Full automatic detection, and then screen out defective optical film products.Therefore there is detection efficiency compared to traditional artificial detection Height, the advantages of detection reliability is high, simultaneously because structure design is more reasonable, thus compared to existing equipment have it is compact-sized, Floor space is small, and the advantages of advantage of lower cost, it is most important that the utility model is not only right by the test format of innovation The defects of optical film products, discrimination was high, while flase drop will not also occur, and 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 utility model embodiment(It is positive three-dimensional);
Accompanying drawing 4 is the structural representation two of the utility model embodiment(Front is looked squarely);
Accompanying drawing 5 is the structural representation three of the utility model embodiment(The back side is three-dimensional);
Accompanying drawing 6 is the structural representation one of the utility model embodiment feed unit(Frontal left is three-dimensional);
Accompanying drawing 7 is the structural representation two of the utility model embodiment feed unit(Front perspective right);
Accompanying drawing 8 is the structural representation three of the utility model embodiment feed unit(Front is looked squarely);
Accompanying drawing 9 is the structural representation one of the utility model embodiment detection unit(Front perspective right);
Accompanying drawing 10 is the structural representation two of the utility model embodiment detection unit(Front is looked squarely);
Accompanying drawing 11 is the structural representation one of the utility model embodiment receiving unit(Front perspective right);
Accompanying drawing 12 is the structural representation two of the utility model embodiment receiving unit(Frontal left is three-dimensional);
Accompanying drawing 13 is the structural representation three of the utility model embodiment receiving unit(Front is looked squarely);
Accompanying drawing 14 is the structural representation that the utility model embodiment compresses cutting mechanism(Front perspective right);
Accompanying drawing 15 is the structural representation of the utility model embodiment defective products marking mechanism(Frontal left is three-dimensional);
Accompanying drawing 16 is the use state reference chart that the utility model embodiment is covered with sealing cover structure.
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. adhesive tape is fed module;20. adhesive tape pressing sticks module;21. diaphragm tears off module;22. the second air-expanding shaft; 23. adhesive tape 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. shooting Module;36. camera;37. diaphragm is fed module;38. diaphragm pressing sticks module;39. the 4th air-expanding shaft;40. protection Coating materials is rolled up;41. defective products marking mechanism;42. location-plate;43. tag header;44. the second drive mechanism;45. the 5th air-expanding shaft; 46. the 3rd drive mechanism;47. optical film receiving volume;48. the 4th drive mechanism;49. the 5th drive mechanism;50. material strip position passes Sensor;51. spacing ring;52. tension-sensing roller is sub;53. transport mechanism;54. extrude roller;55. the 6th drive mechanism;56. pendulum Linkage;57. swing rod;58. rotating shaft;59. ray transceiver;60. ray reflecting plate;61. the first driving module;62. second drives Dynamic model group;63. seal cover structure.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model:
Embodiment:Referring to shown in accompanying drawing 1~16, a kind of optical film Visual intelligent detection device, for detecting optics coating materials With the optical film products 2 in 1, the optical film material strip 1 is combined from top to bottom by diaphragm 3, optical film products 2 and basement membrane 4 Form(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 being set in turn in from front to back along X-direction in frame 5 Unit 9 and 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, and this One air-expanding shaft 11 is horizontally disposed with along Y direction, and is rotated relative to the frame 5;It is arranged on first air-expanding shaft 11 and inflatable positions There is optical film feed volume 12, when optical film feed volume 12 rotates, the optical film material strip 1 is below the front side of the frame 5 The front side top of the frame 5 is sent to by rotating the multiple transfer rollers 14 being arranged in frame 5;The transfer roller 14 Rotated along Y direction and be arranged at frame 5, for supporting material band, and auxiliary material band translates in frame 5, and each transfer roller The depth of parallelism of son 14 is consistent, for ensureing the flatness and transmission precision of material strip;
One compresses cutting mechanism 15, located at the front side of the frame 5, and correspondingly by being sent out in optical film feed volume 12 The optical film material strip 1 set, for optical film feed volume 12 in out optical film material strip 1 position, so as to light Coating materials band 1 is learned to be sheared and spliced.As shown in figure 14, the compression cutting mechanism 15 holds down assembly 13 including two groups, two institutes State to hold down assembly and 13 set along the direction of displacement parallel interval of the optical film material strip 1, hold down assembly described in two and define between 13 Shearing and splice region 16 for the optical film material strip 1;When holding down assembly 13 described in two while compressing optical film material strip 1, institute The optical film material strip 1 stated in shearing and splice region 16 will be positioned completely, so as to the work sheared or spliced;Each pressure Tight component 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, and this first The parallel beneath of pressing plate 17 and slip are provided with one second pressing plate 18, and the bottom surface of second pressing plate 18 is material strip seal face, face The top of the 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 the top for being arranged at first pressing plate 17, for driving second pressing plate 18 to be lifted up unclamping optical film material strip The 1 or downward action for being fixed optical film material strip 1.
, can when certain section of material strip exception be present 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 being sent into detection unit 9 is no fold or obvious Defect, for improving the flatness and transmission precision of optical film material strip 1.Or roll up 12 when a roll of optical film feed and be finished, need The optical film material strip 1 of optical film material strip 1 and previous optical film feed volume 12 in new optical film feed volume 12 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 with along Y direction, and Rotated relative to the frame 5;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 rotates When, the adhesive tape 24 in the adhesive tape material volume 23 is sent on optical film material strip 1 from the top of the optical film material strip 1, and is entered The 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 first roller pressing including one first roller pressing and gap One second roller pressing(It is invisible in figure), both of which is horizontally disposed with along Y direction, and relatively described 5 turns of the frame of both of which It is dynamic;Wherein, the gap of first roller pressing and second roller pressing is less than or equal to the optical film material strip 1 and institute The gross thickness after adhesive tape 24 sticks is stated, is formed when simultaneously the optical film material strip 1 sticks with the adhesive tape 24 into adhesive tape pressing During module 20, the adhesive tape 24 and the optical film material strip 1 are driven by the cylinder by the first roller pressing and the second roller pressing Extrusion fit is carried out, 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 it Combination material strip afterwards tears off module 21 into the diaphragm;
The diaphragm, which tears off module 21, includes the 3rd air-expanding shaft 26 and for driving the 3rd air-expanding shaft 26 around Y-axis side To the first drive mechanism 27 of rotation;3rd air-expanding shaft 26 is horizontally disposed with along Y direction, and is rotated relative to the frame 5, It is arranged on 3rd air-expanding shaft 26 and a recovery material volume 28 is located in inflatable, the adhesive tape 24 sticks from the optical film material strip 1 And tear off the diaphragm 3 and form recovery band 29, then winding, which is positioned on the 3rd air-expanding shaft 26, forms the reclaimed materials Volume 28;When the recovery material volume 28 rotates, the adhesive tape 24, which is pulled, to be continued to tear off the guarantor from the optical film material strip 1 Cuticula 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 institute Basement membrane 4 and positioned at intervals are stated in the optical film products 2 to be detected on the basement membrane 4;The naked material strip 30 of optical film Move to the detection unit 9 and carry 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 with along Y direction, bag An illuminating part 32 is included, the illuminating part 32 forms one towards the upper surface irradiation of optical film products 2 on the naked material strip 30 of the optical film Irradiated region;Wherein, the illuminating part 32 is set obliquely, the incident ray 33 on the irradiated region is had an incident angle, And the incident ray 33 reflects on the optical film products 2 in the irradiated region, a reflection light 34 is formed;
One camera module 35, the equally upper space located at the frame 5, it is horizontally disposed along Y direction and with the photograph Bright module 31 is corresponding;The camera module 35 includes a camera 36, the light path of the corresponding reflection light 34 of the camera 36 Set, and the axis of camera 36 overlaps in the Y-axis direction with the reflection light 34, forming the camera 36 can be clear The reflection light 34 is caught, and then absorbs 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, for receiving camera module 35 The image information of the upper surface of optical film products 2 of intake simultaneously carries out image recognition detection, is produced with screening out defective optical film Product 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, and the image information that will be absorbed frame by frame to optical film products 2 Continuously it is uploaded to the host computer;The host computer is carried out real-time by built-in optical detection software to described image information Multistep treatment, while be compared with the view data of default normal optical film product 2 in host computer, it is scarce to have screened out Sunken optical film products 2;The optical detecting method that the host computer is used can be existing optical detecting method in the industry, be ability Field technique 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 institute State on the naked material strip 30 of the optical film after detection unit 9 detects;The diaphragm, which sticks mechanism, to be included along X-direction in the past The diaphragm feed module 37 and diaphragm pressing being set in turn in backward 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 with along Y direction, And rotated relative to the frame 5;It is arranged on 4th air-expanding shaft 39 and a diaphragm material volume 40 is located in inflatable, when the protection coating materials When volume 40 rotates, the diaphragm material strip in the diaphragm material volume 40 is sent to optics from the top of the naked material strip 30 of the optical film On the naked material strip 30 of film, and stick module 38 into diaphragm pressing and carry 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 hold-down roller including one the 3rd roller pressing and gap One the 4th roller pressing of son(It is invisible in figure), both of which is horizontally disposed with along Y direction, and the relatively described frame 5 of both of which Rotate;Wherein, the gap of the 3rd roller pressing and the 4th roller pressing is less than or equal to the naked material strip of the optical film 30 sticked with the diaphragm material strip after gross thickness, form when the naked material strip 30 of the optical film and the diaphragm material strip simultaneously When sticking module 38 into diaphragm pressing, the diaphragm material strip and the naked material strip 30 of the optical film pass through the 3rd roller pressing Extrusion fit is driven by the cylinder with the 4th roller pressing, forces the sticking veneer below diaphragm material strip to be pasted on the optical film naked The top of material strip 30, with reference to turning into new optical film material strip 1 afterwards 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 correspondingly by the diaphragm Stick the optical film material strip 1 sent out in mechanism to set, when some optical film products 2 is detected unit 9 in optical film material strip 1 When screening out existing defects, the defect optical film products 2 are marked by the defective products marking mechanism 41, so that the later stage picks Remove;The defective products marking mechanism 41 includes being fixedly arranged on the frame 5 and is suspended at a positioning of the top of optical film material strip 1 Plate 42, optical film material strip 1 described in the lower section face of the location-plate 42 are provided with two tag headers 43, with a pair of optical film products 2 one Should, the tag header 43 does upper lift or the down maneuver of relatively described optical film material strip 1 by the driving of one second drive mechanism 44, When the tag header 43 declines, the section that the contact optical coating materials band 1 of tag header 43 is provided with optical film products 2 enters rower Note;Second drive mechanism 44 electrically connects the control system, and the control system is by the detection unit 9 to each optical film The examination information of product 2 controls second drive mechanism 44 to drive tag header 43 to carry out defective optical film products 2 Mark targeted specifically;
One rewinding module, located at the lower space of the frame 5, the rewinding module includes the 5th air-expanding shaft 45 and is used for The 3rd drive mechanism 46 for driving the 5th air-expanding shaft 45 to be rotated around Y direction.5th air-expanding shaft 45 is horizontal along Y direction Set, 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 5th air-expanding shaft 45 rotates, 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 is sent to below the rear side of the frame 5 by rotating the multiple transfer rollers 14 being arranged in frame 5, and Wound 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 rotates;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 rotates;3rd air-expanding shaft 26 is driving shaft, is driven and rotated by one first drive mechanism 27;Institute It is driven shaft to state the 4th air-expanding shaft 39, and 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, can preferably compress described in positioning whereby Adhesive tape 24 and the optical film material strip 1, or preferably compress and position the diaphragm material strip and the naked material strip 30 of the optical film, and The injury to optical film products in material strip 2 can be reduced.
Wherein, first drive mechanism 27 can be motor, or the driving element of other similar effects;Described Two drive mechanisms 44 can be cylinder, or the driving element of other similar effects;3rd drive mechanism 46 can be Motor, or the driving element of other similar effects, the motor is by being driven forward the past in frame 5 of optical film material strip 1 Rearward displacement, it is driving shaft in frame 5 to form 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 rotates 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 the driving element of other similar effects, when material strip tension force deficiency, the 4th drive mechanism 48 the first air-expanding shafts 11 of driving invert, 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 the driving element of other similar effects, 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, for ensureing the transmission precision of 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;For ensureing the flatness and transmission precision of 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 of each both ends of transfer roller 14 Ring 51;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 described The optical film material strip 1 sent out in optical film feed volume 12 is set, for detecting level of the optics coating materials band 1 in Y direction Position;When the material strip position sensor 50 detects that the position of the optical film material strip 1 is offset, it is by the control System makes the 5th drive mechanism 49 drive first air-expanding shaft 11 to be translated with optical film feed volume 12 along Y direction, with Correct the offset of the optical film material strip 1 in the horizontal direction;The spacing ring 51 is arranged in pairs in each transfer roller 14 Y direction both ends, and the spacing of two spacing rings 51 in same transfer roller 14 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 described The lower section of material strip, the tension force for real-time detecting material band;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 after previous;Wherein, the axle center of two transfer rollers 14 connects Line is less than the axle center of tension-sensing roller 52, and the axial connecting line for forming three is triangle, and the triangle is obtuse angle three Angular, the axial connecting line of two transfer rollers 14 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 Side, then rearwardly towards the lower lower section around rear side transfer roller 14;When material strip is translated by traction, pass through two transfer rollers 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 during tension force deficiency, making 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 corresponding material strip of the transport mechanism 53 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 the driving element of other similar effects.
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 corresponding material strip of the swing-bar mechanism 56 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;Form 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, The X-axis position and Z axis position of the irradiated region are adjusted by swinging up and down for the swing rod 57, so that reflection light 34 can be by The camera 36 of the camera module 35 is accurately caught.
The swing-bar mechanism 56 can be also located in the feed unit 8 and the receiving unit 10, conveyer as described in each The front portion of structure 53, the horizontal reference by adjusting material strip facilitate material strip to enter in the transport mechanism 53.
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 arrange the material strip both sides of each material volume, the ray detection material strip sent by ray transceiver 59 respectively at X-direction point 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 corresponding combination material strip is set;When the recovery material volume 28 rotates, institute Adhesive tape 24 is stated to lift in the lump together with the diaphragm 3 on optical film material strip 1 into the pan feeding side of recovery material volume 28, the separation 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 do the position adjustments of three direction of principal axis and around Y-axis by the one second driving driving of module 62 Rotation;It can precisely be irradiated in so as to incident ray 33 on the optical film products 2 of the naked material strip 30 of the optical film, 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, avoid the material volume on air-expanding shaft because inertia causes material strip retractable abnormal.
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 and can avoids the dust in workshop from entering 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 utility model is mainly carried out by way of Visual intelligent detection to optical film products Full automatic detection, and then screen out defective optical film products.Therefore there is detection efficiency compared to traditional artificial detection Height, the advantages of detection reliability is high, simultaneously because structure design is more reasonable, thus compared to existing equipment have it is compact-sized, Floor space is small, and the advantages of advantage of lower cost, it is most important that the utility model is not only right by the test format of innovation The defects of optical film products, discrimination was high, while flase drop will not also occur, and the product control of product is guaranteed.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this. All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it It is interior.

Claims (8)

  1. A kind of 1. 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 with 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 with along Y direction, and relatively described machine Frame rotates;It is arranged on second feed axle and adhesive tape material volume is located, when the adhesive tape material volume rotates, 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 stick module and the optics Coating materials band carries out sticking positioning;
    Adhesive tape pressing stick module include one first pressing piece and gap be matched with the one second of first pressing piece by Casting die, both of which are horizontally disposed with 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, form and work 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, the sticking veneer below adhesive tape is forced to be pasted on the diaphragm top of the optical film material strip, with reference to combination material afterwards Band tears off module into the diaphragm;
    The diaphragm, which tears off module, includes the first collecting shaft and for driving that first collecting shaft rotates around Y direction One drive mechanism;First collecting shaft is horizontally disposed with 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 then winding is fixed The recovery material volume is formed on first collecting shaft;When the recovery material volume rotates, 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 with along Y direction, including one luminous Portion, the illuminating part form 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, it is horizontally disposed along Y direction and with the illumination module phase It is corresponding;The camera module includes a camera, and the light path that the camera corresponds to the reflection light is set, and the axis of camera Overlapping in the Y-axis direction with the reflection light, the reflection light can be caught by forming the camera, and then described in intake The surface image of optical film products described in irradiated region;
    One host computer, camera module described in the upper mechatronics, for receiving the optical film products upper table of 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 with 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 rotates, 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 are horizontally disposed with 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, form when the naked material strip of the optical film with When the diaphragm material strip sticks module into diaphragm pressing simultaneously, the diaphragm material strip and the naked material strip of the optical film lead 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, with reference to turning into optical film material strip afterwards and towards displacement on rear side of frame;
    The receiving unit also includes:
    One defective products marking mechanism, including at least tag header that optical film material strip described in face is set, 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 System controls second drive mechanism to drive tag header pair by examination information of the detection unit to each optical film products 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 are horizontally disposed with 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 rotates, the optical film receiving volume synchronous axial system, optical film material strip is carried out Winding.
  2. 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 the correspondingly light by being sent out in optical film feed volume Learn coating materials band to set, for positioning to coming out optical film material strip 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, light described in face 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. 3. detection device according to claim 1, it is characterised in that:Also include at least one transport mechanism, the conveyer Structure corresponds to material strip setting, 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. 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 that structure corresponds to 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;Form 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. 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 are sent out respectively at the material strip both sides of each material volume of X-direction point row by ray transceiver The presence or absence of ray detection material strip gone out.
  6. 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 corresponding combination material strip is set;When described time When receiving volume rotates, the adhesive tape lifts the pan feeding into recovery material volume together with the diaphragm on optical film material strip in the lump Side, the separation blade is suppressed lifts place in adhesive tape and diaphragm, makes the recovery band of adhesive tape and diaphragm and optical film material strip In the basement membrane shape that optical film products are located have angle.
  7. 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. 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.
CN201720958965.0U 2017-08-02 2017-08-02 Optical film Visual intelligent detection device Active CN207215719U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113466256A (en) * 2021-06-29 2021-10-01 深圳市楠轩光电科技有限公司 Batch type detection equipment for optical film defects

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113466256A (en) * 2021-06-29 2021-10-01 深圳市楠轩光电科技有限公司 Batch type detection equipment for optical film defects
CN113466256B (en) * 2021-06-29 2022-04-15 深圳市楠轩光电科技有限公司 Batch type detection equipment for optical film defects

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