CN207215682U - The feed unit of optical film Visual intelligent detection device - Google Patents

Abstract

A kind of feed unit of optical film Visual intelligent detection device, including feed module and diaphragm tear off mechanism, and the latter includes adhesive tape feed module, adhesive tape pressing sticks module and diaphragm tears off module；Compared to existing technologies, the utility model can be realized to the Automatic-feeding of optical film material strip and the automatic of diaphragm is torn off, and so that Visual intelligent detection device can carry out full automatic detection to optical film products, and then screen out defective optical film products.Because structure design is more reasonable, therefore there is the advantages of compact-sized, floor space is small, innovative design of the present utility model can above all be passed through, realize the optical detection method of innovation, not only to optical film products the defects of, discrimination was high, flase drop will not also occur simultaneously, the product control of product is guaranteed.

Description

The feed unit of optical film Visual intelligent detection device

Technical field

It the utility model is related to a kind of detection device, and in particular to the confession in a kind of Visual intelligent detection device of optical film Material unit, the optical film include 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, for the above situation, a kind of optical film Visual intelligent detection device how is developed, is become to be badly in need of instantly The problem of solution, the utility model is mainly for the feed unit in the detection device.

The content of the invention

The purpose of this utility model is to provide a kind of feed unit of optical film Visual intelligent detection device.

To reach above-mentioned purpose, the technical solution adopted in the utility model is：

A kind of feed unit of optical film Visual intelligent detection device, the detection device are used to detect in optics coating materials band Optical film products, the optical film material strip combines from top to bottom by diaphragm, optical film products and basement membrane；The inspection Measurement equipment includes a frame, and the length direction of the frame is X-direction, and the width of frame is Y direction；The optical film Material strip displacement from front to back in frame along X-direction；

The frame is provided with the feed unit, and 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 The detection unit for being moved to detection device carries out optical detection.

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 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 gas Swelling shaft, the second feed axle is the second air-expanding shaft, and first collecting shaft is the 3rd 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 equipment Receiving unit traction rotate；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.

3. in such scheme, first pressing piece is the first roller pressing, second pressing piece is the second hold-down roller Son, design whereby, can preferably compress and position the adhesive tape and the optical film material strip, and can reduce to optical film in material strip The injury of product.

4. in such scheme, the feed module also includes being used to drive what the first feed axle rotated around Y direction Second drive mechanism and the 3rd drive mechanism for driving the first feed axle to be translated along Y direction.

5. in such scheme, first drive mechanism can be motor, or the driving element of other similar effects； Second drive mechanism can be servomotor, or the driving element of other similar effects, when material strip tension force deficiency, Two drive mechanisms driving the first feed axle reversion, coordinates the receiving unit to keep the tension force of material strip；3rd drive mechanism Concretely electric cylinders, or the driving element of other similar effects, when material strip position sensor detects that optical film material strip goes out When position is offset after material, the feed axle of the 3rd drive mechanism driving first translates in Y direction, to correct the position of optical film material strip Put, for ensureing the transmission precision of optical film material strip.

6. in such scheme, the frame is divided into upper space with on the basis of the optical film material strip in Z-direction Portion space.

7. in such scheme, in addition to one compresses cutting mechanism, located at the front side of the frame, and correspondingly by the optics The optical film material strip sent out in film feed volume is set, for out optical film material strip is determined in optical film feed volume Position, so as to which optical film material strip is sheared and spliced；The compression cutting mechanism holds down assembly including two groups, two compressions Direction of displacement parallel interval of the component along the optical film material strip is set, and the optical film is defined as between being held down assembly described in two The shearing of material strip and splice region；Each described hold down assembly includes being fixedly arranged on the frame and being suspended on the optical film material strip One first pressing plate of side, the parallel beneath of first pressing plate and slip is provided with one second pressing plate, the bottom surface of second pressing plate is Material strip seal face, the top of optical film material strip described in face are set；The top surface of second pressing plate is connected with a pressing handle, should Pressing handle drives second pressing plate to be lifted up unclamping optical film material strip or be fixed the dynamic of optical film material strip downwards Make.

8. 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.

9. 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.

10. 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.

11. 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；

The material strip deflection correction mechanism includes material strip position sensor and the position limiting structure being sheathed in transfer roller；It is described Transfer roller is rotationally connected with the frame, and set along Y direction, is put down for supporting material band and auxiliary material band in frame Move, the depth of parallelism of each transfer roller is consistent；The material strip position sensor is located in the feed unit, and correspondingly by institute State the optical film material strip sent out in optical film feed volume to set, for detecting horizontal position of the optics coating materials band in Y direction Put；When the material strip position sensor detects that the position of the optical film material strip is offset, pass through the control system of equipment The 3rd drive mechanism driving first feed axle is made to be translated with optical film feed volume along Y direction, with described in correction The offset of optical film material strip in the horizontal direction；The position limiting structure is arranged in pairs in the both ends of each transfer roller, and together The spacing of two position limiting structures in one 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, two transfer rollers The axial connecting line of son is the long side of the obtuse triangle.

12. 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.

13. 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, second drive mechanism is made to drive the first feed axle to invert by control system, and then coordinate rewinding The tractive force of unit tenses the material strip, material strip is kept enough tension force, and then ensures flatness of the material strip in translation, material The flatness of band will directly affect the effect of vision-based detection.

14. in such scheme, in addition at least one transport mechanism, the transport mechanism corresponds to material strip setting, for material Band is drawn；The transport mechanism includes a pair of extruding rollers, and two extruding rollers are set one on the other, and the material strip is arranged in Between two extruding rollers, translation is drawn by the relative rotation of two extruding rollers；Wherein, at least one of two extruding rollers pass through The driving of one the 4th drive mechanism rotates；4th drive mechanism can be motor, or the driver of other similar effects Part.

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.

15. 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.

The swing-bar mechanism can be located at the front portion of the transport mechanism, facilitate material strip to enter by the horizontal reference for adjusting material strip Enter in the transport mechanism.

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 Liang Zu optical sensings mechanism, glue described in the adhesive tape feed module is corresponded to respectively Exit side with material volume and the diaphragm tear off the pan feeding side setting that material volume is reclaimed described in module；The optical sensing machine Structure includes ray transceiver and ray reflecting plate, and both are respectively at the material strip both sides of each material volume of X-direction point row, by penetrating The presence or absence of ray detection material strip that line transceiver is sent.

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 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.

19. 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.

20. 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 feed unit of optical film Visual intelligent detection device of the utility model, including：It is fed module, the first feed Optical film feed volume is located on axle, for providing optical film material strip；Diaphragm tears off mechanism, for tearing off diaphragm, including Adhesive tape feed module, adhesive tape pressing sticks module and diaphragm tears off module；Positioned on second feed axle of adhesive tape feed module There is adhesive tape material volume, there is provided on adhesive tape to optical film material strip；Adhesive tape presses the first, second pressing piece extrusion fit for sticking module, Adhesive tape is pasted on optical film material strip；Diaphragm tears off and recovery material volume is located on the first collecting shaft of module, reclaims adhesive tape With the assemblage zone of diaphragm.

Compared to existing technologies, the utility model can be realized to the Automatic-feeding of optical film material strip and to diaphragm Automatically tear off, so that Visual intelligent detection device can carry out full automatic detection to optical film products, and then screened out scarce Sunken optical film products.Because structure design is more reasonable, therefore there is the advantages of compact-sized, floor space is small, it is most important Be the optical detection method that innovation by innovative design of the present utility model, can be realized, not only to optical film products the defects of Discrimination is 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 detection device（It is positive three-dimensional）；

Accompanying drawing 4 is the structural representation two of the utility model embodiment detection device（Front is looked squarely）；

Accompanying drawing 5 is the structural representation three of the utility model embodiment detection device（The back side is three-dimensional）；

Accompanying drawing 6 is the structural representation one of the utility model embodiment（Frontal left is three-dimensional）；

Accompanying drawing 7 is the structural representation two of the utility model embodiment（Front perspective right）；

Accompanying drawing 8 is the structural representation three of the utility model embodiment（Front is looked squarely）；

Accompanying drawing 9 is the structural representation that the utility model embodiment compresses cutting mechanism（Front perspective right）；

Accompanying drawing 10 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. 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. recovery Band；30. the naked material strip of optical film；48. the second drive mechanism；49. the 3rd drive mechanism；50. material strip position sensor；It is 51. spacing Ring；52. tension-sensing roller is sub；53. transport mechanism；54. extrude roller；55. the 4th drive mechanism；56. swing-bar mechanism；57. pendulum Bar；58. rotating shaft；59. ray transceiver；60. ray reflecting plate；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 1~10, a kind of feed unit of optical film Visual intelligent detection device, the inspection Measurement equipment is used to detect the optical film products 2 in optics coating materials band 1, and the optical film material strip 1 is by diaphragm 3, optical film products 2 And basement membrane 4 combines from top to bottom（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,

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 9, the compression cutting mechanism 15 holds down assembly 13 including two groups, described in two 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 be defined as between 13 The shearing of the optical film material strip 1 and splice region 16；It is described when holding down assembly 13 described in two while compressing optical film material strip 1 Optical film material strip 1 in shearing and splice region 16 will be positioned completely, so as to the work sheared or spliced；Each compression 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, first pressure The parallel beneath of 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 institute The top for stating optical film material strip 1 is set；The top surface of second pressing plate 18 is connected with a pressing handle 25, and the pressing handle 25 supports Top by being arranged at first pressing plate 17, for driving second pressing plate 18 to be lifted up unclamping optical film material strip 1 Or the action of optical film material strip 1 is fixed downwards.

, 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；Wherein, the surface of each roller pressing is equipped with elastic compression layer；Borrow This design, can preferably compress and position the adhesive tape 24 and the optical film material strip 1, and can reduce and optical film in material strip is produced The injury of product 2.

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；

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 the receipts The traction of material unit 10 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 three air-expanding shafts 26 rotates；3rd air-expanding shaft 26 is driving shaft, is driven and rotated by one first drive mechanism 27.This One drive mechanism 27 can be motor, or the driving element of other similar effects.

Wherein, the feed module also includes being used for the second drive for driving first air-expanding shaft 11 to rotate around Y direction Motivation structure 48 and the 3rd drive mechanism 49 for driving first air-expanding shaft 11 to be translated along Y direction.Second driving Mechanism 48 can be servomotor, or the driving element of other similar effects, when material strip tension force deficiency, the second drive mechanism 48 the first air-expanding shafts 11 of driving invert, and coordinate the receiving unit 10 to keep the tension force of material strip；3rd drive mechanism 49 has Body can be electric cylinders, or the driving element of other similar effects, when material strip position sensor 50 detects that optical film material strip 1 goes out When position is offset after material, the 3rd drive mechanism 49 drives the first air-expanding shaft 11 to be translated in Y direction, to correct optical film material strip 1 position, 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, pass through the control of equipment System makes the 3rd drive mechanism 49 drive 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 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 second drive mechanism 48 drive first air-expanding shaft 11 by control system Reversion, and then coordinate the traction of the receiving unit 10 to tense the material strip, material strip is kept enough tension force, and then ensure material Flatness of the band in translation, 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 being carried out to material strip Traction from front to back；The transport mechanism 53 includes a pair of extruding rollers 54, and two extruding rollers 54 are set one on the other, described Material strip is arranged between two extruding rollers 54, and translation is drawn by the relative rotation of two extruding rollers 54；Wherein, two extruding roller At least one of 54 drive rotation by one the 4th drive mechanism 55；4th drive mechanism 55 can be motor, or its The driving element of his similar effect.

Transport mechanism 53 is located between the feed unit 8 and the detection unit 9, for by the naked material strip of the optical film 30 are sent in the detection unit 9.

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；

The swing-bar mechanism 56 can be located at the front portion of the transport mechanism 53, and the horizontal reference by adjusting material strip is convenient to expect Band enters 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 Liang Zu optical sensings mechanism, adhesive tape material volume 23 described in the adhesive tape feed module is corresponded to respectively Exit side and the diaphragm tear off described in module 21 reclaim material volume 28 pan feeding side set；The optical sensing mechanism Including ray transceiver 59 and ray reflecting plate 60, and both pass through respectively at the material strip both sides of each material volume of X-direction point row The presence or absence of ray detection material strip that ray transceiver 59 is sent, if ray reflecting plate 60 can not reflect the ray transceiver 59 and send out The ray gone out, illustrate that ray is blocked by material strip, now also 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, 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 10, 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 can be realized to the Automatic-feeding of optical film material strip and to diaphragm Automatically tear off, so that Visual intelligent detection device can carry out full automatic detection to optical film products, and then screened out scarce Sunken optical film products.Because structure design is more reasonable, therefore there is the advantages of compact-sized, floor space is small, it is most important Be the optical detection method that innovation by innovative design of the present utility model, can be realized, not only to optical film products the defects of Discrimination is 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 (9)

1. a kind of feed unit of optical film Visual intelligent detection device, the detection device is used to detect in optics coating materials band Optical film products, the optical film material strip are combined from top to bottom by diaphragm, optical film products and basement membrane；The detection Equipment includes a frame, and the length direction of the frame is X-direction, and the width of frame is Y direction；The optics coating materials Band displacement from front to back in frame along X-direction；It is characterized in that：

The frame is provided with the feed unit, and 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 A detection unit to detection device carries out optical detection.

2. feed unit according to claim 1, it is characterised in that：The feed module also includes being used to drive described the One the second drive mechanism for being rotated around Y direction of feed axle and for driving described first to be fed what axle translated along Y direction 3rd drive mechanism.

3. feed unit according to claim 2, it is characterised in that：The detection device also includes a material strip position adjustments System, the material strip position regulating system include material strip deflection correction mechanism 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, is translated for supporting material band and auxiliary material band 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 material strip position sensor detects that the position of the optical film material strip is offset, institute is made by the control system of equipment State the 3rd drive mechanism driving first feed axle to translate along Y direction with optical film feed volume, to correct the optics The offset of coating materials band in the horizontal direction；The position limiting structure is arranged in pairs in the both ends of each transfer roller, and same biography Send the spacing of two on the roller position limiting structures 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 two transfer rollers of the sub- both sides of the tension-sensing roller；The axial connecting line of two transfer rollers detects less than the tension force The axle center of roller, the axial connecting line for forming three is triangle, and the triangle is obtuse triangle, two transfer rollers Axial connecting line is the long side of the obtuse triangle.

4. feed unit according to claim 1, it is characterised in that：Also include one and compress cutting mechanism, located at the machine The front side of frame, and correspondingly set by the optical film material strip sent out in optical film feed volume, for being fed to optical film Come out optical film material strip in volume to be positioned, so as to which optical film material strip is sheared and spliced；The compression cutting mechanism bag Include two groups to hold down assembly, the direction of displacement parallel interval setting to hold down assembly described in two along the optical film material strip, two pressures Shearing and the splice region of the optical film material strip are defined as between tight component；Each described hold down assembly includes being fixedly arranged on the machine Frame and one first pressing plate being suspended above the optical film material strip, the parallel beneath of first pressing plate and slip are provided with one Two pressing plates, the bottom surface of second pressing plate is material strip seal face, and the top of optical film material strip described in face is set；Second pressing plate Top surface be connected with a pressing handle, the pressing handle drive second pressing plate be lifted up unclamping optical film material strip or to Under be fixed the action of optical film material strip.

5. feed unit 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 being drawn to material strip；The transport mechanism includes a pair of extruding rollers, and two extrude on rollers one Once set, the material strip is arranged between two extruding rollers, and translation is drawn by the relative rotation of two extruding rollers；Wherein, At least one of two extruding rollers are driven by one the 4th drive mechanism to be rotated；

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.

6. feed unit 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.

7. feed unit according to claim 1, it is characterised in that：Also include Liang Zu optical sensings mechanism, correspond to respectively The exit side of adhesive tape material volume and the diaphragm tear off and material volume are reclaimed described in module described in the adhesive tape feed module Pan feeding side is set；The optical sensing mechanism includes ray transceiver and ray reflecting plate, and both divide respectively at X-direction The material strip both sides of each material volume are arranged, the presence or absence of ray detection material strip sent by ray transceiver.

8. feed unit 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.

9. feed unit according to claim 1, it is characterised in that：Magnetic system is equipped with each feed axle and each collecting shaft Dynamic device.