CN106393946B - A kind of light guide plate coat peeling unit of LED - Google Patents
A kind of light guide plate coat peeling unit of LED Download PDFInfo
- Publication number
- CN106393946B CN106393946B CN201610960960.1A CN201610960960A CN106393946B CN 106393946 B CN106393946 B CN 106393946B CN 201610960960 A CN201610960960 A CN 201610960960A CN 106393946 B CN106393946 B CN 106393946B
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- China
- Prior art keywords
- led
- light guide
- guide plate
- adhesive tape
- wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention relates to the light guide plate coat peeling unit of LED, belong to the manufacturing field of LED.A kind of light guide plate coat peeling unit of LED, the adhesive tape of the light guide plate top layer overlay film of LED is stained with by mechanical arm movement, remove the light guide plate top layer overlay film of LED, the continuous renewal of adhesive tape adhesive faces is realized by PLC and corresponding coiler device in the adhesive tape bonding face, realize the overlay film on the continuous light guide plate top layer for removing LED, without often changing adhesive tape, and realize being used for multiple times for adhesive tape adhesive faces.The device is realized by cylinder and briquetting spring applies suitable pressure to adhesive tape, both can ensure that the overlay film on the light guide plate top layer of adhesive tape and LED was in close contact, and is unlikely to that pressure is excessive or force is uneven scratches light guide plate again；The device volume is small, and the overlay film on the light guide plate top layer of the LED of various sizes can be removed under mechanical arm driving.
Description
Technical field
The present invention relates to the light guide plate coat peeling unit of coat peeling unit, more particularly to a kind of LED.
Background technology
LED is uneven as point source of light light distribution, needs to change into planar light by light guide plate in life produces
Improve the soft degree of LED light source in source.In order to effectively be converted to LED light, it is necessary to remain the clean and tidy of light guide plate surface.
Prior art is protected using the method for overlay film to light guide plate, manually by light guide plate top layer in the installation process of follow-up light guide plate
Overlay film removes.It is artificial remove that LED light guide plates top layer overlay film cost is high, efficiency is low and be easily introduced dust pollution, scratch it is guide-lighting
Plate.
The problem of being removed in liquid crystal display generation field there is also optical sheet device top layer film, is glued using sticky roller more
Dyestripping is pasted, this coat peeling unit needs to regularly replace sticky roller, reduces dyestripping efficiency, improves dyestripping cost.This viscosity rolling
Wheel coat peeling unit needs to be adjusted and change according to different film sizes, and the versatility of device is low.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of light guide plate coat peeling unit of LED, solve prior art
Middle craft removes the overlay film running cost height on the light guide plate top layer of LED, efficiency is low, is easily introduced dust pollution, scratches light guide plate
The problem of.
Technical scheme
A kind of light guide plate coat peeling unit of LED, it is characterised in that：Frame plate including mechanical arm and connection, the frame
Frame plate includes two linking arms in left and right, and belt pulley and fixed aligns wheel are provided with a linking arm, is set on another linking arm
Driving wheel and on-fixed aligns wheel are equipped with, the fixed aligns wheel is set in the same horizontal line with on-fixed aligns wheel, adhesive tape
Adhesive tape on wheel successively through fixed aligns wheel and on-fixed aligns wheel, is then wound on driving wheel, in fixed aligns wheel and
Pressing device is provided between on-fixed aligns wheel, by the sticky face pressure of the adhesive tape between fixed aligns wheel and on-fixed aligns wheel
Onto the overlay film on the light guide plate top layer of LED, the mechanical arm drives the frame plate motion of connection, is drawn by the adhesive faces of adhesive tape
Dynamic overlay film, so as to tear overlay film.
Further, the pressing device is fixed in frame plate including cylinder, briquetting spring, briquetting and guide groove, cylinder
On the cylinder connecting plate that portion is vertically arranged, the cylinder connecting plate lower end is provided with guide groove penetrating up and down, and cylinder passes through pressure
Block spring promotes briquetting to be slided straight down along guide groove, the adhesive tape non-adhesive side being pressed onto below briquetting below guide groove.
Further, the cylinder connecting plate lower end connects horizontally disposed cross bar, and the wheel shaft of the on-fixed aligns wheel is consolidated
It is scheduled in the sliding groove of frame plate linking arm, is connected with the wheel shaft and tightens spring, the other end for tightening spring is fixed on institute
State on cross bar, in the case where tightening spring effect, on-fixed aligns wheel keeps adhesive tape to tighten.
Further, the guide groove is screwed in cylinder connecting plate bottom, realizes different model guide groove and pressure
The replacing of block.
Further, the driving wheel is driven using servomotor, and brake, the belt pulley are provided with the belt pulley
On brake and driving wheel on servomotor controlled by PLC, realize the rotation simultaneously of driving wheel and belt pulley or
Braking.
Further, for the PLC before driving wheel rotates every time, winding adhesive tape according to driving wheel causes the change of diameter
Change, the number of turns that amendment driving wheel once rotates, it is constant to realize that driving wheel rotates moved length of tape every time.
Further, using LED as described above light guide plate coat peeling unit dyestripping step, comprise the following steps：
(1) the light guide plate dyestripping mechanism of mechanical arm crawl LED, and it is moved to processing stations；
(2) driving wheel rotates a fixing turn, adhesive tape advance certain distance L 1；
(3) driving wheel stops, belt pulley braking；
(4) for on-fixed aligns wheel by spring adjustment position, the adhesive tape that furthers is allowed to smooth；
(5) cylinder driving briquetting moves a certain distance L2 along guide groove, and adhesive tape is pressed to the film on the light guide plate top layer of upper LED
On；
(6) briquetting buffers the pressure of vapour institute cylinder application by tension force of spring, adhesive tape is closely bonded at the light guide plate of LED
On the film on top layer；
(7) mechanical arm is laterally moved a distance, and the film on the light guide plate top layer of LED is torn completely.
Beneficial effect
The present invention provides a kind of light guide plate coat peeling unit of LED, and the device is realized to glue by cylinder and briquetting spring
Band applies suitable pressure, both can ensure that the overlay film on the light guide plate top layer of adhesive tape and LED was in close contact, and had been unlikely to pressure mistake again
Big or force is uneven to scratch light guide plate；The present apparatus is driven by mechanical arm, and the light guide plate white top layer for back and forth removing LED is covered
Film, realizes being used for multiple times for adhesive tape adhesive faces, saves adhesive tape, and realizes that the overlay film on the white top layer of light guide plate of LED can be with
Recovery, is recycled.The light guide plate coat peeling unit adhesive tape adhesive faces for the LED that the technical program provides automatically update, and can be achieved
The overlay film on the continuous light guide plate top layer for removing LED, without often changing adhesive tape.The LED that the technical program provides
Light guide plate coat peeling unit small volume, the overlay film on the light guide plate top layer of the LED of various sizes can be removed under mechanical arm driving,
Have a wide range of application.The light guide plate coat peeling unit for the LED that the technical program provides realizes the full-automation of dyestripping, compared to artificial
Dyestripping, the light guide plate coat peeling unit operation precision of LED is high, efficiency high, is not easily introduced dust pollution.
Brief description of the drawings
Fig. 1 is the light guide plate coat peeling unit structural representation of LED of the present invention；
Wherein：1- fixes aligns wheel, 2- belt pulleys, 3- cylinders, 4- frame plates, 5- cylinder connecting plates, 6- briquetting springs, 7-
Briquetting, 8- guide grooves, 9- screws, 10- driving wheels, 11- adhesive tapes, 12- on-fixed aligns wheels, 13- tighten spring, 14- connectors.
Embodiment
With reference to specific embodiments and the drawings, the present invention is expanded on further.
The overlay film cost height on the light guide plate top layer of LED is manually removed in the prior art, efficiency is low and is easily introduced dust
Pollution, scratch light guide plate.The problem of being removed in production of liquid crystal displays field there is also optical sheet device top layer film, it is more using viscous
Property roller paste dyestripping, this coat peeling unit needs to regularly replace sticky roller, reduces dyestripping efficiency, improves dyestripping cost.This
The sticky roller coat peeling unit of kind needs to be adjusted and change according to different film sizes, and the versatility of device is low.
The present invention proposes a kind of light guide plate coat peeling unit of LED, and the light guide plate coat peeling unit of the LED is arranged on machine
On tool arm, the light guide plate coat peeling unit of mechanical arm movable LED lamp carries out dyestripping operation to processing stations.The light guide plate of the LED
Coat peeling unit includes fixed aligns wheel 1, belt pulley 2, cylinder 3, frame plate 4, cylinder connecting plate 5, briquetting spring 6, briquetting 7, led
To groove 8, screw 9, driving wheel 10, adhesive tape 11, on-fixed aligns wheel 12, tighten spring 13, connector 14, PLC and (can compile
Journey logic controller：Programmable Logic Controller, abbreviation PLC).
The frame plate 4 includes connector 14 and is used for whole device connection on the robotic arm, and frame plate 4 also includes two
Linking arm, belt pulley 2 is provided with a linking arm, driving wheel 10 is provided with another linking arm, in two linking arms
One aligns wheel is respectively set on end points.Tape roll is placed on belt pulley 2, and adhesive tape non-adhesive side connects around where belt pulley 2
The fixation aligns wheel 1 of arm one end, the on-fixed aligns wheel 12 on 4 another linking arm of frame plate is then passed around, is wound up into driving wheel
On 10.
Cylinder connecting rod is vertically arranged with the middle part of frame plate 4, top is provided with cylinder 3, and cylinder passes through briquetting spring 6
Briquetting 7 is connected with, briquetting 7 is arranged in guide groove 8, and guide groove 8 is fixed on the bottom of cylinder connecting rod, and the bottom of guide groove is tight
The non-adhesive side taped, briquetting 7 slide under the briquetting spring effect that cylinder connects in guide groove, pull down adhesive tape
Non-adhesive side, the adhesive faces of adhesive tape are made to be closely bonded on the overlay film on light guide plate top layer of LED, the cylinder 3 is controlled by PLC
Device control motion, is engaged with the workflow of the device.
The cylinder 3 is connected by briquetting spring 6 with briquetting 7, and cylinder-pushed power is transferred to briquetting 7 by briquetting spring 6,
It ensure that briquetting 7 is in close contact with adhesive tape 11 and be unlikely to because the light guide plate of the excessive damage LED of pressure caused by cylinder.This
Briquetting described in technical scheme can change different model with guide groove by screw 9, to be needed to adjust the width of briquetting according to production
Degree.
The driving wheel is driven by servomotor to realize the control to driving wheel rotation time, rotational angle.Belt pulley 2
As driven pulley, brake is connected with, the brake, servomotor control by PLC.PLC is according to setting
Fixed number value determines the length of adhesive tape movement, it is ensured that the brake that belt pulley 2 is connected when driving wheel 10 rotates stops braking, actively
The brake that belt pulley 2 is connected when wheel 10 stops operating starts to brake, and ensures that adhesive tape is constantly in tensioned state.This technology side
In case, the PLC the automatic number of turns corrected driving wheel and rotated every time, can be realized according to the change of active wheel diameter
The moved length of tape of rotation is constant every time for driving wheel, and calculation formula is：N=L/ (π D+ π kh).Wherein D is that driving wheel is former straight
Footpath, k are that driving wheel adhesive tape winds the number of turns, and h is tape thickness, and L is the length of the adhesive tape stretched every time, and N is the circle rotated
Number.
In addition, the wheel shaft of the on-fixed aligns wheel is fixed in the sliding groove of frame plate linking arm, connect on the wheel shaft
It is connected to and tightens spring, the other end for tightening spring is connected to and is arranged on the cross bar of cylinder connecting plate bottom, is tightening spring 13
On-fixed aligns wheel is slided along sliding groove under active force, is withstood on adhesive tape non-adhesive side and is kept adhesive tape to tighten.In fixed aligns wheel side
Cylinder connecting plate bottom is connected to also through a cross bar, realizes the stress balance of both sides linking arm.
The present invention also provides a kind of light guide plate coat peeling unit using the LED and carries out dyestripping behaviour to the light guide plate of LED
The step of making：
(1) mechanical arm crawl light guide plate dyestripping mechanism, and it is moved to processing stations；
(2) driving wheel 10 rotates a fixing turn, the advance certain distance L 1 of adhesive tape 11；
(3) driving wheel 10 stops, and belt pulley 2 is braked；
(4) for on-fixed aligns wheel 12 by the adjustment position of spring 13, the adhesive tape 11 that furthers is allowed to smooth；
(5) cylinder 3 drives briquetting 7 to move a certain distance L2 along guide groove, and adhesive tape 11 is pressed to the light guide plate top layer of upper LED
Film on；
(6) pressure that briquetting 7 is applied by the tension buffer cylinder of spring 6, makes adhesive tape 11 closely be bonded at the leaded light of LED
On the film on plate top layer；
(7) mechanical arm is laterally moved a distance, and the film on the light guide plate top layer of LED is torn completely.
(8) mechanical arm is continued to move to, and film is moved into interim placement station；
(9) mechanical arm at station is placed temporarily and refers to action, and film is fixed on interim placement station.
(10) mechanical arm moves to light guide plate dyestripping mechanism above the light guide plate of LED again, and repetition removes leading for LED
The operation of tabula rasa top layer film.
(11) repeat step 1~10 several times after, PLC control according to setting numerical value movement adhesive tape, update adhesive tape
Bonding plane, then proceed by the operation for the light guide plate top layer film for removing LED.
In the step 11 the reusable number in each adhesive tape face according to adhesive tape viscosity, LED light guide plate top layer
Film adhesive strength determines.
The respective embodiments described above are to realize the specific embodiment of the present invention, it will be understood by those skilled in the art that
And in actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (6)
- A kind of 1. light guide plate coat peeling unit of LED, it is characterised in that：Frame plate including mechanical arm and connection, the framework Plate includes two linking arms in left and right, and belt pulley and fixed aligns wheel are provided with a linking arm, is set on another linking arm There are driving wheel and on-fixed aligns wheel, the fixed aligns wheel is set in the same horizontal line with on-fixed aligns wheel, belt pulley On adhesive tape successively through fixed aligns wheel and on-fixed aligns wheel, be then wound on driving wheel, in fixed aligns wheel and non- Pressing device is provided between fixed aligns wheel, the adhesive faces of the adhesive tape between fixed aligns wheel and on-fixed aligns wheel are pressed onto On the overlay film on the light guide plate top layer of LED, the mechanical arm drives the frame plate motion of connection, is pulled by the adhesive faces of adhesive tape Overlay film, so as to tear overlay film；The pressing device includes cylinder, briquetting spring, briquetting and guide groove, cylinder and is fixed on frame plate On the cylinder connecting plate that middle part is vertically arranged, the cylinder connecting plate lower end is provided with guide groove penetrating up and down, and cylinder passes through Briquetting spring promotes briquetting to be slided straight down along guide groove, the adhesive tape non-adhesive side being pressed onto below briquetting below guide groove.
- 2. the light guide plate coat peeling unit of LED as claimed in claim 1, it is characterised in that：The cylinder connecting plate lower end connects Horizontally disposed cross bar is connect, the wheel shaft of the on-fixed aligns wheel is fixed in the sliding groove of frame plate linking arm, the wheel shaft On be connected with and tighten spring, the other end for tightening spring is fixed on the cross bar, and in the case where tightening spring effect, on-fixed is aligned Wheel keeps adhesive tape to tighten.
- 3. the light guide plate coat peeling unit of LED as claimed in claim 1, it is characterised in that：The guide groove is consolidated by screw Cylinder connecting plate bottom is scheduled on, realizes the replacing of different model guide groove and briquetting.
- 4. the light guide plate coat peeling unit of LED as claimed in claim 1, it is characterised in that：The driving wheel is using servo electricity Machine drives, and is provided with brake on the belt pulley, the servomotor on brake and driving wheel on the belt pulley by PLC controls, and realizes driving wheel and belt pulley while rotation or braking.
- 5. the light guide plate coat peeling unit of LED as claimed in claim 4, it is characterised in that：The PLC is in driving wheel Before rotating every time, winding adhesive tape according to driving wheel causes the change of diameter, the number of turns that amendment driving wheel once rotates, realizes actively It is constant that wheel rotates moved length of tape every time.
- 6. the dyestripping step of the light guide plate coat peeling unit using LED as claimed in claim 1, it is characterised in that including following Step：(1) the light guide plate dyestripping mechanism of mechanical arm crawl LED, and it is moved to processing stations；(2) driving wheel rotates a fixing turn, adhesive tape advance certain distance L 1；(3) driving wheel stops, belt pulley braking；(4) for on-fixed aligns wheel by spring adjustment position, the adhesive tape that furthers is allowed to smooth；(5) cylinder driving briquetting moves a certain distance L2 along guide groove, adhesive tape is pressed on the film on light guide plate top layer of upper LED；(6) briquetting buffers the pressure of vapour institute cylinder application by tension force of spring, adhesive tape is closely bonded at the light guide plate top layer of LED Film on；(7) mechanical arm is laterally moved a distance, and the film on the light guide plate top layer of LED is torn completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960960.1A CN106393946B (en) | 2016-10-28 | 2016-10-28 | A kind of light guide plate coat peeling unit of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960960.1A CN106393946B (en) | 2016-10-28 | 2016-10-28 | A kind of light guide plate coat peeling unit of LED |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106393946A CN106393946A (en) | 2017-02-15 |
| CN106393946B true CN106393946B (en) | 2018-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610960960.1A Active CN106393946B (en) | 2016-10-28 | 2016-10-28 | A kind of light guide plate coat peeling unit of LED |
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| CN (1) | CN106393946B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108313435B (en) * | 2017-12-29 | 2020-04-21 | 江西合力泰科技有限公司 | Device for tearing FPC double faced adhesive tape from release paper in whole page |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391504A (en) * | 2008-09-12 | 2009-03-25 | 友达光电(厦门)有限公司 | Dyestripping mechanism and dyestripping method |
| CN104503111A (en) * | 2014-12-16 | 2015-04-08 | 苏州光宝康电子有限公司 | Film stripping mechanism and film stripping method |
| CN206141078U (en) * | 2016-10-28 | 2017-05-03 | 上海工程技术大学 | Light guide plate dyestripping device of LED lamp |
-
2016
- 2016-10-28 CN CN201610960960.1A patent/CN106393946B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391504A (en) * | 2008-09-12 | 2009-03-25 | 友达光电(厦门)有限公司 | Dyestripping mechanism and dyestripping method |
| CN104503111A (en) * | 2014-12-16 | 2015-04-08 | 苏州光宝康电子有限公司 | Film stripping mechanism and film stripping method |
| CN206141078U (en) * | 2016-10-28 | 2017-05-03 | 上海工程技术大学 | Light guide plate dyestripping device of LED lamp |
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| Publication number | Publication date |
|---|---|
| CN106393946A (en) | 2017-02-15 |
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