CN208314377U - Alignment device - Google Patents

Alignment device Download PDF

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Publication number
CN208314377U
CN208314377U CN201820800529.5U CN201820800529U CN208314377U CN 208314377 U CN208314377 U CN 208314377U CN 201820800529 U CN201820800529 U CN 201820800529U CN 208314377 U CN208314377 U CN 208314377U
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China
Prior art keywords
polarizer
alignment device
bit
spray head
admission line
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CN201820800529.5U
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Chinese (zh)
Inventor
刘兴龙
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Wuhan China Star Optoelectronics Technology Co Ltd
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Wuhan China Star Optoelectronics Technology Co Ltd
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Abstract

The utility model provides a kind of alignment device, including to bit platform, described to be used to carry polarizer to bit platform.The alignment device further includes the admission line and moveable bit block of spray head, the connection spray head, the surface to bit platform is equipped with localization region, the spray head includes nozzle, the nozzle is arranged towards the localization region to bit platform, the admission line is connect with extraneous gas source, the bit block is set to the side of the localization region, the polarizer is placed in the localization region, suppresses the polarizer by the gas that the nozzle sprays and pushes the polarizer and the localization region to align by the bit block.Herein described alignment device sprays gas using spray head and suppresses polarizer, so that the polarizer and it is described bit platform is aligned during, the bit block does not contact directly with the spray head, effectively prevents the risk that polarizer scratches during pushing and aligning with the spray head.

Description

Alignment device
Technical field
The utility model relates to display panel manufacturing technology field, in particular to a kind of alignment device.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) is because having high image quality, small in size, light-weight, low electricity Pressure driving, low consumpting power and it is applied widely the advantages that, be widely used in mobile phone, digital camera, shot with video-corder, On laptop, table on the Portable movables product such as display and projection TV, having in modem display devices can not Or scarce status.In general, liquid crystal display all uses backlight module offer backlight to illuminate liquid crystal display panel to show Image, wherein polarizer is the main devices for the backlight that screening penetrates liquid crystal display panel.In the production of liquid crystal display Cheng Zhong needs to align polarizer with liquid crystal display panel and be bonded the quality to guarantee LCD products.
In the prior art, typically first polarizer is located in bottom platform, then by liquid crystal display panel and polarizer into Row contraposition fitting.But during polarizer is located in bottom platform, the surface of bottom platform is provided with absorption polarizer Vacuum slot, while being suppressed above polarizer using hard pressing block, to guarantee that polarizer contraposition is accurate.However, Due to the presence of vacuum slot in bottom platform, when the gap (GAP) between polarizer and platform is larger, hard pressing block pair The suppression of polarizer is limited;And when GAP is smaller, hard pressing block again can thoroughly push down polarizer, push away it can not It is dynamic to be adjusted, or make the polarisation plate surface after pushing by serious damage, it is abnormal to eventually lead to liquid crystal display display.
Utility model content
The purpose of this utility model is to provide a kind of alignment device, for realizing the accurate right of polarizer and bottom platform Position, to reduce the scratch risk during polarizer contraposition.
Alignment device described in the utility model, including to bit platform, it is described that bit platform is used to carry polarizer.It is described right Position device further includes the admission line and moveable bit block of spray head, the connection spray head, and the surface to bit platform is set There is localization region, the spray head includes nozzle, and the nozzle is arranged towards the localization region to bit platform, the air inlet pipe Road is connect with extraneous gas source, and the bit block is set to the side of the localization region, and the polarizer is placed in the positioning Region, the gas sprayed by the nozzle suppress the polarizer and by the bit block push the polarizer with it is described Localization region contraposition.
Wherein, the nozzle includes the first surface being oppositely arranged with the localization region to bit platform, and described first Surface is equipped with multiple stomatas, and multiple stomatas are connected to the admission line.
Wherein, the admission line is equipped with air volume regulating switch, for controlling the gas flow in the admission line.
Wherein, a distribution chamber is set in the spray head, the distribution chamber is connected to the admission line and the nozzle.
Wherein, the air volume regulating switch includes rotary switch or valve.
Wherein, the admission line is equipped with solenoid valve, for controlling the extraneous gas source into the admission line Convey gas.
Wherein, the alignment device includes controller, and the controller is electrically connected with the solenoid valve, and the controller is used In opening or closing for the control solenoid valve.
Wherein, which is characterized in that multiple stomatas are divided into several stomata groups, and several stomata groups are parallel and interval is arranged Column are on the first surface.
Wherein, the alignment device includes driving portion, for drive the bit block push the polarizer with it is described fixed The contraposition of position region.
Wherein, the polarizer include a pair first for being oppositely arranged while and a pair second when connection a pair described first Side, the bit block include the first bit block and the second bit block being fixedly connected, and first bit block is located at described in one First side when deviating from another described first, second bit block are located at second side away from another institute State the side on the second side.
Herein described alignment device sprays gas using spray head and suppresses polarizer, sprays gas by control Tolerance adjusts the press power to polarizer, when pushing the polarizer and the localization region to be aligned using bit block In the process, the polarizer does not contact directly with the spray head, effectively prevent polarizer push contraposition during with it is described The risk that spray head scratches.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the top view of alignment device described in the utility model.
Fig. 2 is the side view of alignment device described in Fig. 1.
Fig. 3 is the distribution schematic diagram of multiple stomatas in alignment device described in Fig. 1.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 and Fig. 2 are please referred to, the preferred embodiment of the utility model provides a kind of alignment device 100, for display In preparation process, when polarizer is bonded process with display panel, the alignment device 100 realizes polarizer and to bit platform After contraposition, the polarizer is bonded with the display panel again.Wherein, the display can be LCD TV, liquid crystal Display, Electronic Paper, Digital Frame, mobile phone etc..
The alignment device 100 includes to bit platform 10, and polarizer 200 is carried on described on bit platform 10.It is described right Position device 100 further includes the admission line 30 and moveable bit block 40 of spray head 20, the connection spray head 20.The contraposition is flat The surface of platform 10 is equipped with localization region (not shown), and the spray head 20 includes nozzle 21, and the nozzle 21 is flat towards the contraposition The localization region of platform 10 is arranged.The admission line 30 is connect with extraneous gas source 300, and it is described fixed that the bit block 30 is set to The side in position region, the polarizer are placed in the localization region, are suppressed by the gas that the nozzle 21 sprays described inclined Tabula rasa 200 simultaneously pushes the polarizer 200 to align with the localization region by the bit block 40.It is described in the present embodiment The edge of the localization region, that is, edge to bit platform 10, the polarizer 200 are i.e. described inclined with localization region contraposition Tabula rasa 200 is aligned with the edge to bit platform.
When being aligned the polarizer 200 with the localization region using herein described alignment device 100, first Polarizer 200 is placed in the localization region, the nozzle 21 in spray head 20 is to the polarizer 200 away from described to bit platform 10 surface jet recycles bit block 30 to push polarizer 200 so that polarizer 200 is compressed on described on bit platform 10 So that the polarizer 200 is relative to described mobile to bit platform 10 until the edge of the polarizer 200 and described to bit platform 10 edge alignment, that is, complete the contraposition process to the polarizer 200.By the polarizer 200 and the localization region pair Behind position, each side of the polarizer is aligned with the edge of the localization region, then by display panel according to the positioning area Domain carries out contraposition fitting.Herein described alignment device 100 is to polarizer 200 and the process aligned to bit platform 10 In, realize compacting to polarizer 200 using the gas that nozzle 21 sprays, make the polarizer 200 not with the nozzle 21 into Row directly contacts, and greatly reduces the risk for generating scratch and cause 200 surface scratching of polarizer between the two.
The nozzle 21 includes the first surface 211 being oppositely arranged with the localization region to bit platform 10, and described One surface 211 is equipped with multiple stomatas 212, and multiple stomatas 212 are connected to the admission line 30, makes the air inlet pipe Gas in road 30 enters after the spray head 20 surface sprayed through multiple stomatas 212 to the polarizer 200.It please refers to Fig. 3, in the present embodiment, multiple stomatas 212 divide for several stomata groups 213, and several stomata groups 213 are parallel and interval row It is listed on the first surface 211, so that the gas sprayed from multiple stomatas 212 is equably to the polarizer 200 Apply press power.Further, a distribution chamber 22, the distribution chamber 22 and the admission line are set in the spray head 20 30 are connected to the nozzle 21, and the distribution chamber 22, which is accommodated, conveys the gas into the spray head through the admission line 30, and The gas is conveyed to the nozzle 21, multiple stomatas 211 through the nozzle 21 spray, to the polarizer 200 apply press power.
The polarizer 200 include a pair first for being oppositely arranged while 201 and connection it is a pair of described first while 201 one To the second side 202.The bit block 40 includes the first bit block 41 and the second bit block 42 that are fixedly connected, and described first pair Position block 41 be located at one described first when 201 deviate from another described first 201 side, second bit block 42 is located at Described one second while 202 deviate from another described second while 202 side.In the present embodiment, the polarizer 200 is length Square structure, described first while 201 with described second while 202 be vertically arranged.The bit block 40 matches with the polarizer 200 It closes, the bit block 40 is L-type structure, and first bit block 41 is vertically arranged with second bit block 42, makes to push away The polarizer 200 aligns bit platform 10 with described.In the present embodiment, the alignment device 100 includes driving portion, when described When the gas that nozzle 21 sprays suppresses the polarizer 200, the driving portion drives the bit block 40 to push the polarizer 200 align with the localization region.
The admission line 30 is equipped with air volume regulating switch 50 and solenoid valve 60.The air volume regulating switch 50 controls Gas flow in the gas pipeline 30, to adjust the tolerance ejected from multiple stomatas 212, and then adjustment pair The press power size of the polarizer 200.In the present embodiment, the air volume regulating switch 50 can be for set on the air inlet pipe The mechanically controlled switches such as rotary switch or valve on road 30, to facilitate the carry out hand to gas flow in the admission line 30 It is dynamic to adjust.The solenoid valve 60 controls the extraneous gas source 300 and conveys gas into the admission line 30.Further, The alignment device 100 further includes controller 70, and the controller 70 is electrically connected with the solenoid valve 60, the controller 70 Control the open and close of the solenoid valve 60.Wherein, the controller 70 be programmable logic controller (PLC) (PLC, Programmable Logic Controller).When the controller 70, which controls the solenoid valve 60, to be opened.The outside Gas source 300 conveys gas into the admission line 30, and the gas sprays to the polarizer 200 from the nozzle 21, The polarizer 200 is compressed on described on bit platform 10.When the controller 70, which controls the solenoid valve 60, closes, institute It states extraneous gas source 300 to stop conveying gas into the admission line 30, there is no gas ejection, institute in the nozzle 21 at this time State polarizer 200 be only placed under the effect of gravity it is described on bit platform 10.
Described includes the second surface 101 being oppositely arranged with the first surface 211 to bit platform 10.In the present embodiment, Second surface 101 is smooth plane, and the polarizer 200 is slided on the second surface 101 without scratch risk.It can manage Solution can be laid with a cushion in the other embodiments of the present embodiment on the second surface 101, described inclined Tabula rasa 200 slides on the cushion, can effectively prevent the polarizer 200 and the second surface to bit platform 10 101 directly contact the scratch that may occur.It further, can be in institute in order to apply press power appropriate to the polarizer 200 It states and multiple sensors is set on second surface 101, multiple sensors sense the polarizer 200 and pass to the contraposition The press power of platform 10, and the size of the press power is fed back to outer computer, the outer computer is by the compacting The size of power shows that operator adjusts the air volume regulating switch 50 according to the size of the press power, with change pair The press power that the polarizer 200 is subject to realizes the feedback and adjusting that power is compressed to the polarizer 200, to guarantee Stating polarizer 200 can unhinderedly slide on the second surface 101 until being aligned with the localization region.
Polarizer 200 when it is implemented, is first placed in the positioning to bit platform 10 by herein described alignment device 100 On region, controller 70 controls solenoid valve 60 and opens, and extraneous gas source 300 conveys gas into admission line 30 at this time, adjusts Air volume regulating switch 50 makes gas flow in admission line 30 keep certain, in spray head 20 multiple stomatas 212 of nozzle 21 to The polarizer 200 is compressed on described on bit platform 10, the driving portion driving by the surface jet of the polarizer 200 Bit block 40 pushes the polarizer 200 until the polarizer 200 is completed with localization region contraposition, then by display panel It is bonded with the polarizer 200 contraposition, to realize the preparation of display.It is right that herein described alignment device 100 eliminates tradition Hard pressing plate in the device of position and to the vacuum slot on bit platform, is adjusted by the size that control spray head 20 sprays tolerance to inclined The press power of tabula rasa 200, during bit block 40 pushes the polarizer 200, due to the polarizer 200 and the spray head 20 are not directly contacted with, and not only effectively prevent directly contacting caused scratch risk between the two, also solve when polarizer is stuck up The problem of suppressing the polarizer of warpage is not easy when bent.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality The equivalent variations made by novel claim, still falls within the scope of the utility model.

Claims (10)

1. a kind of alignment device, including to bit platform, it is described that bit platform is used to carry polarizer, which is characterized in that described right Position device further includes the admission line and moveable bit block of spray head, the connection spray head, and the surface to bit platform is set There is localization region, the spray head includes nozzle, and the nozzle is arranged towards the localization region to bit platform, the air inlet pipe Road is connect with extraneous gas source, and the bit block is set to the side of the localization region, and the polarizer is placed in the positioning Region, the gas sprayed by the nozzle suppress the polarizer and by the bit block push the polarizer with it is described Localization region contraposition.
2. alignment device as described in claim 1, which is characterized in that the nozzle includes and the positioning area to bit platform The first surface that domain is oppositely arranged, the first surface are equipped with multiple stomatas, and multiple stomatas and the admission line connect It is logical.
3. alignment device as claimed in claim 2, which is characterized in that the admission line is equipped with air volume regulating switch, uses Gas flow in the control admission line.
4. alignment device as claimed in claim 2, which is characterized in that set a distribution chamber, the air distribution cavity in the spray head Room is connected to the admission line and the nozzle.
5. alignment device as claimed in claim 3, which is characterized in that the air volume regulating switch includes rotary switch or valve Door.
6. alignment device as claimed in claim 3, which is characterized in that the admission line is equipped with solenoid valve, for controlling The extraneous gas source conveys gas into the admission line.
7. alignment device as claimed in claim 6, which is characterized in that the alignment device includes controller, the controller It is electrically connected with the solenoid valve, the controller is for controlling opening or closing for the solenoid valve.
8. alignment device as claimed in any one of claims 2 to 7, which is characterized in that multiple stomatas are divided into several stomatas Group, several stomata groups are parallel and are alternatively arranged on the first surface.
9. alignment device as claimed in claim 8, which is characterized in that the alignment device includes driving portion, for driving Stating bit block pushes the polarizer and the localization region to align.
10. alignment device as claimed in claim 9, which is characterized in that the polarizer includes a pair first being oppositely arranged The second side of a pair while with connection a pair described first, the bit block includes the first bit block being fixedly connected and second pair Position block, first bit block are located at one described first side when deviating from another described first, second contraposition Block is located at described one second side when deviating from another described second.
CN201820800529.5U 2018-05-28 2018-05-28 Alignment device Active CN208314377U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820800529.5U CN208314377U (en) 2018-05-28 2018-05-28 Alignment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820800529.5U CN208314377U (en) 2018-05-28 2018-05-28 Alignment device

Publications (1)

Publication Number Publication Date
CN208314377U true CN208314377U (en) 2019-01-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820800529.5U Active CN208314377U (en) 2018-05-28 2018-05-28 Alignment device

Country Status (1)

Country Link
CN (1) CN208314377U (en)

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