CN110328838A - A kind of protective film attached device and protective film attaching method - Google Patents

A kind of protective film attached device and protective film attaching method Download PDF

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Publication number
CN110328838A
CN110328838A CN201910546734.2A CN201910546734A CN110328838A CN 110328838 A CN110328838 A CN 110328838A CN 201910546734 A CN201910546734 A CN 201910546734A CN 110328838 A CN110328838 A CN 110328838A
Authority
CN
China
Prior art keywords
display panel
protective film
opening
polaroid
attached
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910546734.2A
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Chinese (zh)
Inventor
陈慷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan China Star Optoelectronics Technology Co Ltd
Original Assignee
Wuhan China Star Optoelectronics Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan China Star Optoelectronics Technology Co Ltd filed Critical Wuhan China Star Optoelectronics Technology Co Ltd
Priority to CN201910546734.2A priority Critical patent/CN110328838A/en
Publication of CN110328838A publication Critical patent/CN110328838A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/0004Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/0052Testing, e.g. testing for the presence of pinholes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/02Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material

Abstract

The invention discloses a kind of protective film attached device and protective film attaching methods; protective film attached device is protective film to be attached on display panel; display panel is equipped with a transparent area; the upper and lower surface of display panel is equipped with polaroid; including upper polaroid and down polaroid, polaroid corresponds to transparent area and is equipped with an opening;Protective film attached device includes blowning installation, for blowing to the surface of display panel, the impurity in opening to remove the polaroid;Turnover device, for overturning display panel;Positioning device, for obtaining and demarcating the physical location of opening;Protective film is covered in the opening of the upper and lower polaroid of opening of upper polaroid by adhering device, the physical location of the opening for being obtained according to positioning device.The beneficial effects of the present invention are protective film attached device of the invention and protective film attaching method, by polaroid be open in impurity remove, the image quality being ultimately imaged to prevent foreign materials aways such as impurity.

Description

A kind of protective film attached device and protective film attaching method
Technical field
The present invention relates to pad pasting field, in particular to a kind of protective film attached device and protective film attaching method.
Background technique
With the development of small-size screen, in order to meet the need that the majority of consumers, especially female consumer like self-timer Ask, front camera technology by be future market mainstream.At present on the market using the mainly Liu Haiping, water droplet of this technology Screen, beauty's point screen etc., imaging region area is affected for whole effective display area.And relative to the former, borehole screen in face Viewing area accounting can be improved to 95% or more, ultimate attainment narrow frame of arranging in pairs or groups and COF (Chip On Flex, or, Chip On Film, flip chip) etc. technologies so that mobile phone, which is shown, is more intended to comprehensive screenization, therefore borehole display screen will become in face The big hot spot direction that following 2 years mobile phones are shown.
Due to borehole screen production technology, technique also prematurity in current face, cause yield low, overall cost is higher.Its Middle blind hole area is dirty/and foreign matter is bad because the reasons such as being difficult to avoid that, being difficult to manage, have become the main factor for influencing yield. How to be effectively reduced blind hole area it is dirty/influence of foreign matter, be that borehole screen produces the big project faced in current face.
Attaching dust-proof protective film in polaroid tapping after patch partially is that one kind effectively reduces dirty/foreign matter to blind hole area shadow Loud method discloses the process scheme that protective film is attached at a kind of polaroid circular hole herein.
Summary of the invention
The technical solution to solve the above problems is: the present invention provides a kind of protective film attached device, to by protective film It being attached on display panel, the display panel is equipped with a transparent area, and the upper and lower surface of the display panel is equipped with polaroid, Including upper polaroid and down polaroid, the polaroid corresponds to the transparent area and is equipped with an opening;The protective film attaching is set Standby includes blowning installation, for blowing to the surface of the display panel, the impurity in opening to remove the polaroid;It turns over Rotary device, for overturning the display panel;Positioning device, for obtaining and demarcating the physical location of the opening;It attaches The protective film is covered on described inclined by device, the physical location of the opening for being obtained according to the positioning device In the opening of mating plate and in the opening of the down polaroid.
Further, protective film attached device further includes transmission device, for transmitting the display panel;Grabbing device, Including vacuum slot and platform is attached, vacuum slot is used to grab the display panel and places it in the attaching platform, The opening is corresponded on the attaching platform equipped with inflatable mouth, the gas outlet of the blowning installation is directed at the inflatable mouth.
Further, the display panel is equipped with several mark points, and the positioning device is equipped with the label for identification The identifier of point.
Further, protective film attached device further includes detection device, is attached on said display panel for detecting Whether protective film is completely covered the opening, and the protective film overlay area is no more than the display panel edge.
Further, protective film attached device further includes discharger, different by detection device detection for being discharged The normal display panel.
The present invention also provides a kind of protective film attaching methods, described aobvious protective film to be attached on display panel Show that panel is equipped with a transparent area, the upper and lower surface of the display panel is equipped with polaroid, including upper polaroid and down polaroid, The polaroid corresponds to the transparent area and is equipped with an opening;Protective film attaching method, using the protective film attached device, packet Include following steps: S1) it is blown by the opening of the blowning installation to the upper polaroid, to remove the opening Impurity;S2) display panel is overturn by turnover device, so that the display panel has the upper polaroid Side is towards the positioning device;S3 the display panel) is grabbed by positioning device and is positioned, after positioning, passes through institute Adhering device is stated protective film is attached at the surface of the upper polaroid and is located at the opening;S4) pass through blowning installation pair The opening of the down polaroid is blown, for removing the impurity of the opening;It S5) will be described aobvious by turnover device Show that panel is overturn, so that the display panel has the side of the down polaroid towards the positioning device;S6) pass through Positioning device grabs the display panel and is positioned, and protective film is attached at the down polaroid by the adhering device Surface and be located at the opening.
Further, further include S01 before step S1)) it will be described aobvious after being overpressurized deaeration by transmission device Show that panel is sent at grabbing device;S02) display panel is placed in by vacuum slot and is attached on platform, the patch Attached platform corresponds to the opening equipped with inflatable mouth, and the blowning installation is opened by the inflatable mouth described in the polaroid Mouth is blown.
Further, protective film attaching method further includes the guarantor attached by detection device detection on said display panel Whether cuticula is completely covered the opening, and the protective film overlay area is no more than the display panel edge.
Further, protective film attaching method further includes after detection device detection, if protective film does not cover completely Covering the opening or the protective film overlay area is more than the display panel edge, then this display panel is passed through row Device is discharged out.
Further, the display panel includes the color membrane substrates for the array substrate being oppositely arranged;The upper polaroid is set In in the array substrate of the display panel;The down polaroid is set on the color membrane substrates of the display panel.
The invention has the advantages that protective film attached device and protective film attaching method of the invention, it will by transmission device Display panel is sent at grabbing device, and display panel is placed in above blowning installation using grabbing device, utilizes blowning installation By display panel be open in impurity removal, to prevent in the foreign materials aways display panel such as impurity image head region light transmittance and The image quality being ultimately imaged is overturn display panel by turnover device, to realize the mesh cleansing double sided to display panel , while after the completion of blowning installation is blown, protective film is attached to the opening of polaroid, detection device by adhering device Detect display panel, in order to wrap demonstrate,prove each display panel polaroid be open attached completely by protective film, examined through detection device After underproof display panel is surveyed by discharger discharge, it can be avoided bad by being re-worked after artificial removal's protective film Display panel outflow, improves yields.
Detailed description of the invention
The present invention is further explained with reference to the accompanying drawings and examples.
Fig. 1 is protective film attached device schematic diagram in embodiment.
Fig. 2 is the non-pasting protective film schematic diagram of display panel in embodiment.
Fig. 3 is schematic diagram after display panel pasting protective film in embodiment.
In figure
100 transmission devices;200 grabbing devices;
300 blowning installations;400 turnover devices;
500 positioning devices;600 adhering devices;
700 detection devices;800 dischargers;
20 protective films;10 display panels;
11 transparent areas;110 array substrates;
120 color membrane substrates;30 upper polaroids;
40 down polaroids;31 first openings;
41 second openings;
201 vacuum slots;202 attach platform;
2021 first inflatable mouths;2022 second inflatable mouths;
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema Example.Direction term that the present invention is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom" etc. are only With reference to the direction of annexed drawings.Therefore, the direction term used is to illustrate and understand the present invention, rather than to limit this hair It is bright.
Embodiment
As shown in Figure 1, the protective film attached device of the invention includes transmission device 100, crawl dress in the present embodiment Set 200, blowning installation 300, turnover device 400, positioning device 500, adhering device 600, detection device 700 and discharger 800。
As shown in Figures 2 and 3, the protective film attached device is protective film 20 to be attached on display panel 10, institute Display panel 10 is stated equipped with a transparent area 11, the display panel 10 includes the color membrane substrates for the permutation substrate 110 being oppositely arranged 120, wherein the array substrate 110 is equipped with a upper polaroid 30, the color membrane substrates back to 120 side of color membrane substrates 120 are equipped with a down polaroid 40 back to 110 side of array substrate, and the transparent area 11 is to prevent the display panel 10 Camera, since the camera needs to take extraneous light that could complete to image, and polaroid can only penetrate fixed angle Light, so, in order to allow camera completely to take extraneous light, the corresponding transparent area 11 of the upper polaroid 30 is equipped with One first opening 31, the size of first opening 31 are greater than the size of the transparent area 11, the corresponding institute of the down polaroid 40 Transparent area 11 is stated equipped with one second opening 41, the size of first opening 41 is greater than the size of the transparent area 11, sets in this way It is described that meter can be such that extraneous light enters as far as possible in the case where not influencing the display panel 10 and showing image quality Light area 11.
However, since first opening 31 and second opening 41 are blind hole, in first opening 31 and institute It states and is easy to accumulate foreign matter impurity in corresponding 10 region of display panel of the second opening 41, thus the light that transparent area 11 penetrates It impacts, the picture display for absorbing camera is abnormal.
In order to solve this phenomenon, the protective film attached device of the invention is to be attached at display surface for protective film 20 On plate 10.
The transmission device 100 is to be sent to the grabbing device 200 for the display panel 10 to be processed Place.
The grabbing device 200 includes vacuum slot 201 and attaches platform 202, and the vacuum slot 201 is to grab It states display panel 10 and places it on the attaching platform 202.
The blowning installation 300 to first opening 31 and second opening 41 to blow, to remove on described Impurity in the opening of polaroid 30 and the down polaroid 40.
The turnover device 400 makes it overturn 180 °, so that the blowning installation to overturn the display panel 10 300 first backward first openings 31 and second opening 41 are blown.
Position of the positioning device 500 to obtain and demarcate first opening 31 and second opening 41.Tool Body, the display panel 10 is equipped with several mark point (not shown), and the positioning device 500 is equipped with the mark for identification Remember the identifier of point.
The adhering device 600 is to attach the protective film at first opening 31 and second opening 41 20.Specifically, the adhering device 600 obtains first opening 31 and second opening according to the positioning device 500 41 physical location, so that the protective film 20 can correctly cover first opening 31 and second opening 41.
Since the adhering device 600 is to obtain first opening 31 and described second by the positioning device 500 The physical location of opening 41, during attaching, it is understood that there may be attach dislocation or attach incomplete phenomenon, in order to avoid this Phenomenon, the detection device 700 of the invention includes image-scanning device, to detect the display after attaching the protective film 20 The state of panel 10 checks the abnormal display panel 10, first opening 31 as described in not being attached at the protective film 20 With at second opening 41, the edge of the protective film 20 be more than the edge of the display panel 10, the protective film 20 On remain the abnormal phenomenon such as impurity, 20 membrane body defect of the protective film, if the detection device 700 detects the display surface There are above-mentioned abnormal phenomenon or other problems for plate 10, then the display panel 10 are discharged by the discharger 800.
The discharger 800 includes conveyer belt, to will after the detection device 700 detection it is underproof described aobvious Show that panel 10 is discharged, after protective film 20 described in artificial removal, the display panel 10 is sent into the transmission device again 100 are processed.
In order to preferably explain the present invention, the present embodiment further includes the attaching method of protective film, to by the protective film 20 are attached on the display panel 10, and specific step is as follows.
Pan feeding step: the display panel 10 after being overpressurized deaeration is sent to by crawl dress by transmission device 100 It sets at 200.
The display panel 103: being placed in by vacuum slot 201 and attached on platform 202 by the first attaching step, In, 30 side of upper polaroid is towards the attaching platform 202;Wherein, the corresponding upper polaroid of the attaching platform 202 30 first opening 31 is equipped with the first inflatable mouth 2021, and the blowning installation 300 is right by first inflatable mouth 2021 First opening 31 of the upper polaroid 30 is blown, to remove the impurity of first opening 31.
The display panel 10 is subjected to 180 ° of overturnings by the turnover device 400, specifically, the turnover device The side of the 400 crawl display panels 10, is overturn using the one side of the display panel 10 as axis, described at this time inclined Mating plate 30 is backwards to the attaching platform 202.
The display panel 10 is grabbed by the positioning device 500 and is positioned, and the adhering device 600 is according to pre- Setting parameter carries out the attaching of protective film 20 and enters second to attach step to first opening 31.
Second attaches step: after the completion of the upper polaroid 30 attaches, grabbing the display panel by vacuum slot 201 10 are placed on the attaching platform 202, wherein 40 side of down polaroid is towards the attaching platform 202.It is turned over due to described The display panel is carried out the overturning of 180 ° of side by rotary device 400, and second opening 41 corresponds at the attaching platform 202 Need to open up the second inflatable mouth 2022, the blowning installation 300 is by first inflatable mouth 2021 to the down polaroid 40 Second opening 41 blow, to remove the impurity of second opening 41.
The display panel 10 is subjected to 180 ° of overturnings by the turnover device 400, specifically, the turnover device The side of the 400 crawl display panels 10, is overturn using the one side of the display panel 10 as axis, described at this time lower inclined Mating plate 40 is backwards to the attaching platform 202.
The display panel 10 is grabbed by the positioning device 500 and is positioned, and the adhering device 600 is according to pre- Setting parameter carries out the protective film 20 to second opening 41 and attaches.
Detecting step: the display panel 10 after the protective film 20 will be attached and carried out by the detection device 700 Detection, to ensure that first opening 31 and second opening 41, and the protective film is completely covered in the protective film 20 20 overlay areas are no more than 10 edge of display panel.If the display panel 10 shows qualification after the detecting step, It then flows directly out, if the display panel 10 shows unqualified after detecting step detection, needs to carry out discharge step.
Step is discharged: after detection unit detection, incongruent display panel enters the discharger 800, protective film 20 described in artificial removal processes the display panel 10 again through the pan feeding step.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.

Claims (10)

1. a kind of protective film attached device, protective film to be attached on display panel, which is characterized in that the display panel Equipped with a transparent area, the upper and lower surface of the display panel is equipped with polaroid, including upper polaroid and down polaroid, described inclined Mating plate corresponds to the transparent area and is equipped with an opening;The protective film attached device includes
Blowning installation, for blowing to the surface of the display panel, the impurity in opening to remove the polaroid;
Turnover device, for overturning the display panel;
Positioning device, for obtaining and demarcating the physical location of the opening;
Adhering device, the physical location of the opening for being obtained according to the positioning device, the protective film is covered on In the opening of the upper polaroid and in the opening of the down polaroid.
2. protective film attached device according to claim 1, which is characterized in that further include
Transmission device, for transmitting the display panel;
Grabbing device, including vacuum slot and attaching platform, vacuum slot is for grabbing the display panel and placing it in institute It states and attaches on platform, the opening is corresponded on the attaching platform equipped with inflatable mouth, the gas outlet of the blowning installation is aligned The inflatable mouth.
3. protective film attached device according to claim 1, which is characterized in that
The display panel is equipped with several mark points, and the positioning device is equipped with the identifier of the mark point for identification.
4. protective film attached device according to claim 1, which is characterized in that further include
Detection device, for detecting whether the protective film attached on said display panel is completely covered the opening, and it is described Protective film overlay area is no more than the display panel edge.
5. protective film attached device according to claim 3, which is characterized in that further include
Discharger, for the display panel abnormal by detection device detection to be discharged.
6. a kind of protective film attaching method, protective film to be attached on display panel, which is characterized in that the display panel Equipped with a transparent area, the upper and lower surface of the display panel is equipped with polaroid, including upper polaroid and down polaroid, described inclined Mating plate corresponds to the transparent area and is equipped with an opening;Protective film attaching method is attached using protective film as described in claim 1 Equipment, comprising the following steps:
S1 it) is blown by the opening of the blowning installation to the upper polaroid, to remove the impurity of the opening;
S2) display panel is overturn by turnover device, so that the display panel has the upper polaroid Side is towards the positioning device;
S3 the display panel) is grabbed by positioning device and is positioned, after positioning, by the adhering device by protective film It is attached at the surface of the upper polaroid and is located at the opening;
S4 it) is blown by the opening of the blowning installation to the down polaroid, for removing the impurity of the opening;
S5) display panel is overturn by turnover device, so that the display panel has the down polaroid Side is towards the positioning device;
S6 the display panel) is grabbed by positioning device and is positioned, is attached at protective film by the adhering device The surface of the down polaroid and be located at the opening.
7. protective film attaching method according to claim 6, which is characterized in that further include before step S1)
S01) display panel after being overpressurized deaeration is sent at grabbing device by transmission device;
S02) display panel is placed in by vacuum slot and is attached on platform, the attaching platform corresponds to the opening Equipped with inflatable mouth, the blowning installation is blown by the opening of the inflatable mouth to the polaroid.
8. protective film attaching method according to claim 6, which is characterized in that further include
The opening, and the guarantor whether is completely covered by the protective film that detection device detection attaches on said display panel Cuticula overlay area is no more than the display panel edge.
9. protective film attaching method according to claim 7, which is characterized in that further include
After detection device detection, if the opening or the protective film overlay area is not completely covered in protective film More than the display panel edge, then this display panel is discharged by discharger.
10. protective film attaching method according to claim 6, which is characterized in that
The display panel includes the color membrane substrates for the array substrate being oppositely arranged;
The upper polaroid is set in the array substrate of the display panel;
The down polaroid is set on the color membrane substrates of the display panel.
CN201910546734.2A 2019-06-24 2019-06-24 A kind of protective film attached device and protective film attaching method Pending CN110328838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910546734.2A CN110328838A (en) 2019-06-24 2019-06-24 A kind of protective film attached device and protective film attaching method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910546734.2A CN110328838A (en) 2019-06-24 2019-06-24 A kind of protective film attached device and protective film attaching method

Publications (1)

Publication Number Publication Date
CN110328838A true CN110328838A (en) 2019-10-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910546734.2A Pending CN110328838A (en) 2019-06-24 2019-06-24 A kind of protective film attached device and protective film attaching method

Country Status (1)

Country Link
CN (1) CN110328838A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102582202A (en) * 2012-02-21 2012-07-18 友达光电(厦门)有限公司 Semi-automatic film sticking machine
CN104808361A (en) * 2015-05-14 2015-07-29 苏州市邦成电子科技有限公司 Polarizer attaching device for automatic dust removal
CN108257511A (en) * 2018-02-12 2018-07-06 京东方科技集团股份有限公司 A kind of display module and preparation method thereof, display device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102582202A (en) * 2012-02-21 2012-07-18 友达光电(厦门)有限公司 Semi-automatic film sticking machine
CN104808361A (en) * 2015-05-14 2015-07-29 苏州市邦成电子科技有限公司 Polarizer attaching device for automatic dust removal
CN108257511A (en) * 2018-02-12 2018-07-06 京东方科技集团股份有限公司 A kind of display module and preparation method thereof, display device

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