CN107942583A - A kind of directly-down liquid crystal module and its assembly method - Google Patents

A kind of directly-down liquid crystal module and its assembly method Download PDF

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Publication number
CN107942583A
CN107942583A CN201711236611.6A CN201711236611A CN107942583A CN 107942583 A CN107942583 A CN 107942583A CN 201711236611 A CN201711236611 A CN 201711236611A CN 107942583 A CN107942583 A CN 107942583A
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CN
China
Prior art keywords
backboard
lamp bar
liquid crystal
directly
crystal module
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
CN201711236611.6A
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Chinese (zh)
Inventor
朋朝明
沈思宽
王玉年
周辉
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.)
Shenzhen Skyworth RGB Electronics Co Ltd
Original Assignee
Shenzhen Skyworth RGB Electronics 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 Shenzhen Skyworth RGB Electronics Co Ltd filed Critical Shenzhen Skyworth RGB Electronics Co Ltd
Priority to CN201711236611.6A priority Critical patent/CN107942583A/en
Publication of CN107942583A publication Critical patent/CN107942583A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133603Direct backlight with LEDs
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133606Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133608Direct backlight including particular frames or supporting means
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133602Direct backlight
    • G02F1/133606Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)

Abstract

The invention discloses a kind of directly-down liquid crystal module and its assembly method, wherein, the directly-down liquid crystal module includes backboard and the lamp bar, reflector plate, diffuser plate, optical diaphragm, center and the liquid crystal display that are arranged on the backboard, it is characterized in that, the lamp bar is fixed on the backboard through adhesive glue.The present invention solves the problem of straight-down negative in the prior art needs to be locked using numerous screw hole structures, caused product strength not high.

Description

A kind of directly-down liquid crystal module and its assembly method
Technical field
The present invention relates to liquid crystal module field, more particularly to a kind of directly-down liquid crystal module and its assembly method.
Background technology
At present straight-down negative LED liquid crystal television due to price it is more advantageous than the side-light type LED liquid crystal television of identical size, under straight The product of formula backlight module also increasingly obtains the accreditation in market.The production technology of traditional down straight aphototropism mode set uses more Screw locks, and production is time-consuming, exists in screw locking and draws tooth, leakage lock equivalent risk, and numerous screw hole structures also influences product Intensity;And the appearance design form of the popular small rear shell of liquid crystal module instantly, i.e. module backboard is Surface Appearance, traditional The complete machine aesthetics trend that production technology is pursued with consumer is not inconsistent;In addition, traditional screw locking structure design mode, to the back of the body Board mold requires also higher.
Therefore, the prior art needs modified and develops.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of directly-down liquid crystal module and its assembling Method, it is intended to which solving straight-down negative in the prior art needs to lock using numerous screw hole structures, causes product strength not high Problem.
Technical scheme is as follows:
A kind of directly-down liquid crystal module, including backboard and be arranged on the backboard lamp bar, reflector plate, diffuser plate, optics Diaphragm, center and liquid crystal display, wherein, the lamp bar is fixed on the backboard through adhesive glue.
The directly-down liquid crystal module, wherein, the adhesive glue is cold curing heat conductive silica gel.
The directly-down liquid crystal module, wherein, the backboard is metal material backboard, and the bottom of the lamp bar is coated with Magnetisable coating.
The directly-down liquid crystal module, wherein, the lamp bar includes the LED light of substrate and setting on the substrate Source, the LED lamp source include secondary lens and have elasticity with the corresponding LED pieces of the secondary lens, the reflector plate, And be provided with the reflector plate and passed through and spacing through hole for the secondary lens, the secondary lens pass through the through hole will Reflector plate is spacing below secondary lens and to be fitted on substrate.
The directly-down liquid crystal module, wherein, the liquid crystal display is bonded on the center by foam rubber.
A kind of assembly method of directly-down liquid crystal module, wherein, including step:
A backboard is provided, the lamp bar installation region spraying adhesive glue on the backboard, is attached lamp bar by the adhesive glue On backboard, will can be passed through by the secondary lens of lamp bar and spacing reflector plate is socketed in secondary lens outer, then to lamp bar and Elastic reflector plate is carried out at the same time pressurized treatments, completes the installation of lamp bar and reflector plate;
Lamp bar and reflector plate install diffuser plate, optical diaphragm and center after installation is complete successively on backboard;
Foam rubber is attached in center outer and liquid crystal display is bonded on center by the foam rubber, completes straight-down negative liquid The assembling of brilliant module.
The assembly method of the directly-down liquid crystal module, wherein, the adhesive glue is cold curing heat conductive silica gel.
The assembly method of the directly-down liquid crystal module, wherein, the dynamics of the pressurized treatments is 0.5 ~ 1.0kgf/ lamps Bar, time are 3 ~ 5 seconds.
The assembly method of the directly-down liquid crystal module, wherein, the lamp bar installation region spray booth on the backboard Before temperature cures heat conductive silica gel, first using effumability organic solvent, the lamp bar installation region on backboard is cleaned.
The assembly method of the directly-down liquid crystal module, wherein, the backboard is metal backing, is incited somebody to action by adhesive glue Before lamp bar is attached on the backboard, magnetisable coating is coated in lamp bar bottom in advance.
Beneficial effect:LCD backlight module provided by the present invention, fixes lamp bar, without in backboard by adhesive glue Perforate, eliminates the screw hole structure on backboard, because reducing screw hole, the integral strength of product is enhanced, and can be with Module is prevented into dirt and improves Product Assembly uniformity, while reduces the importing cost of backboard stamping die cost and lamp bar, Realize upper lamp bar, automatically dropping glue, automatic pressure-maintaining pressing lamp bar, automatic fastening reflector plate automatically, solve it is straight in the prior art under The problem of formula needs to be locked using numerous screw hole structures, caused product strength not high.
Brief description of the drawings
Fig. 1 is the back board structure schematic diagram of directly-down liquid crystal module of the present invention.
Fig. 2 is the assembly method preferred embodiment flow chart of directly-down liquid crystal module of the present invention.
Embodiment
The present invention provides a kind of directly-down liquid crystal module and its assembly method, for make the purpose of the present invention, technical solution and Effect is clearer, clear and definite, and the present invention is described in more detail below.It should be appreciated that specific embodiment described herein Only to explain the present invention, it is not intended to limit the present invention.
Directly-down liquid crystal module of the present invention, including backboard 100 and be arranged on the backboard 100 lamp bar 1, Reflector plate, diffuser plate, optical diaphragm, center and liquid crystal display, wherein, as shown in Figure 1, the lamp bar 1 is fixed through adhesive glue 2 In on the backboard, by the fixation of adhesive glue 2, it can not only save out screw hole, twist the tedious steps of screw, and because the back of the body Without perforate on plate, while realizing " U.S.'s back of the body ", it can greatly strengthen the intensity of backboard, in addition, the reduction of hole can be with Prevent dust from entering module internal to a certain extent.
Preferably, the adhesive glue 2 is cold curing heat conductive silica gel.The adhesive glue 2 that present invention process uses is consolidated for room temperature The monocomponent room-temperature cured heat conductive silica gel changed, is thick white shape fluid.Suitable for all kinds of work plastics(ABS、PC、PA、PAT、 PMMA etc.)Be mutually bonded bonding with metal with work plastics, and heat conductivility is good, lamp bar 1 can be worked caused by Heat is exported outside module through backboard 100 in time.
Preferably, the backboard 100 is metal material backboard, and specifically, the backboard 100 can be by iron, cobalt, nickel and iron oxygen One or more in body are made, and the bottom of the lamp bar 1 is coated with magnetisable coating, are so not only able to strengthen lamp bar 1 and the back of the body 100 direct combination of plate, additionally it is possible to before to silica gel curing, play the role of pre-fixing to lamp bar 1 so that lamp bar 1 is not The problem of arbitrarily rocking, causing 1 installation region of lamp bar not accurate.
It is highly preferred that the lamp bar 1 includes the LED lamp source of substrate and setting on the substrate, the bottom of the substrate Portion is coated with magnetisable coating, the LED lamp source include secondary lens and with the corresponding LED pieces of the secondary lens, it is described Reflector plate has elasticity, and is provided with the reflector plate and is passed through and spacing through hole for the secondary lens, the through hole ruler It is very little to be less than secondary lens epitaxial part size, in order to which interference engagement compresses the speculum through lens peripheral rim portion and to reflection Mirror fixes, namely the secondary lens below secondary lens and are fitted in reflector plate is spacing by the through hole On substrate, reflector plate can be so fixed on by the engaging of LED lamp source in lamp bar between the substrate of lamp bar and LED lamp source, Without using adhesive glue or screw fixation reflex piece, and the process for the reflector plate that is fastened is simple, continues to press reflector plate And secondary lens are allowed to pass through the through hole.
Preferably, in the directly-down liquid crystal module, the liquid crystal display is bonded in the center by foam rubber On, eliminate the fixation surface frame for being used to liquid crystal display is fixed on middle shell in traditional handicraft, not only so that structure is more simple It is single, and the cancellation of fixed surface frame is easy to allow module that full frame effect is presented.It is highly preferred that the width of the foam rubber for 2-5mm, Thickness is 1-1.5mm.
Present invention also offers a kind of assembly method of directly-down liquid crystal module, wherein, as shown in Fig. 2, including step:
S1, provide a backboard, and the lamp bar installation region spraying adhesive glue on the backboard, is pasted lamp bar by the adhesive glue It is attached on backboard, will can be passed through by the secondary lens of lamp bar and spacing reflector plate is socketed in secondary lens outer, then to lamp bar And reflector plate is carried out at the same time pressurized treatments, the installation of lamp bar and reflector plate is completed;
S2, lamp bar and reflector plate install diffuser plate, optical diaphragm and center after installation is complete successively on backboard;
S3, attach foam rubber in center outer and liquid crystal display be bonded on center by the foam rubber, under completing directly The assembling of formula liquid crystal module.
In the step S1, advance with volatile organic solvent such as ethanol etc. and backboard is cleaned, mainly clean Lamp bar installation region on backboard, the impurity such as the greasy dirt in the region are removed, easy to the coating and bonding of follow-up adhesive glue, are carried Rise the cementation between lamp bar and backboard.
Backboard after cleaning is dried up with air pressure gun, then precisely sprays room temperature in the installation region of lamp bar using glue dispensing machine Cure heat conductive silica gel, lamp bar is attached on backboard by the cold curing heat conductive silica gel, and be pre-loaded into reflector plate, be specifically It will can be passed through by the secondary lens of lamp bar and spacing reflector plate is socketed in secondary lens outer, then by automating pressurize equipment Pressurized treatments are carried out to the backboard after attaching lamp bar, complete lamp bar and reflector plate installation at the same time after silica gel spontaneous curing, then Into lower one of assembly process.Because reflector plate used in the present invention is elastic reflector plate and is provided with lamp bar The supporting rack of secondary lens and diffusion sheet passes through and spacing some through holes, will be secondary after lamp bar is attached on backboard in advance The supporting rack correspondence of mirror and diffuser plate completes the pre-installation of reflector plate, then again to backboard, lamp bar through the through hole on reflector plate And reflector plate carries out entire pressurisation, while completing silica gel curing, elastic reflector plate is also pressed into the base with backboard and lamp bar Plate is bonded, and can complete the installation of reflector plate at the same time.Of course, it is possible to double faced adhesive tape is attached in the flanging of backboard in advance, with further Fixation reflex piece.Wherein, the dynamics of the pressurized treatments be 0.5 ~ 1.0kgf/ lamp bars, the time be 3 ~ 5 seconds, top pressurization frock Smooth, lower part pressurization frock will make backboard parallel with horizontal plane after placing, and make the vertical stress of lamp bar, and can not in pressure process The secondary lens being pressed onto in lamp bar, control glue thickness≤0.15mm after pressurize, and PCB region and backboard between two secondary lens Gap≤0.3mm.
The lamp bar includes the LED lamp source of substrate and setting on the substrate, and the bottom of the substrate is coated with magnetic Property coating, the LED lamp source include secondary lens and with the corresponding LED pieces of the secondary lens.To during backboard dispensing, According to lamp bar substrate width, and the characteristic of adhesive glue, control base board and backboard compress the glue amount thickness after fitting in 0.05- 0.15mm;Specifically, using automatic dispensing machine by thermal conductive silicon glue point into strips in the corresponding lamp bar fixed position of backboard(I.e. two Secondary lens centre position), dispensing amount 0.05-0.07g/:A length of 25 ~ 30mm and 1 ~ 1.2mm of comfort, ensure heat conductive silica gel drop Continuously, uniform and not wire drawing, disconnected glue, it is 0.5-1.0mm at most to allow glue point position offsets.
With reference to shown in Fig. 1, after backboard dispensing, lamp bar is taken, by the pre-determined bit convex closure 3 on backboard 100, takes out tooth hole or quarter Line is aligned spacing with the pre-determined bit hole 4 on 1 substrate of lamp bar, attaches lamp bar 1, to be kept flat when attaching lamp bar 1, avoids lamp bar stress from becoming Shape is bent, it is impossible to is warped, tilts, is placed a problem that not in place, avoid defective products from entering subsequent processing, and the moment is detected Whether in place lamp bar is pre-positioned pre-determined bit convex closure 3 on hole 4 and backboard 100, to ensure that lamp bar attaches quality.
It is preferred that to ensure to attach effect, the backboard 100 is to be made by the one or more in iron, cobalt, nickel and ferrite Into metal backing, the bottom of the lamp bar is coated with magnetisable coating, is so not only able to strengthen lamp bar directly to tie with backboard Cooperation is used, additionally it is possible to before to silica gel curing, plays the role of pre-fixing to lamp bar so that lamp bar will not be rocked arbitrarily, be caused The problem of lamp bar installation site is not accurate.
It is preferred that before curing after lamp bar is attached on backboard to silica gel, before pre-fixing silica gel curing using Continuous pressing device for stereo-pattern Lamp bar, to ensure that lamp bar attaches effect, the Continuous pressing device for stereo-pattern width 5 ~ 8mm adhesive tapes, its paste position need to be perpendicularly fixed at lamp Bar and at the convex positioning of backboard and super place lamp bar edge, while as close possible to left and right edges.
After installation is complete in lamp bar, continue to install fixed lamp bar connecting line to lamp bar stand and diffusion plate bracing frame, the mistake , it is necessary to press lamp bar in journey, lamp bar displacement is avoided, lamp bar stress offset orientation hole is such as made during plug wire, to be modified, Lamp bar is set to align location hole.
In the step S2, after installation is complete in lamp bar and reflector plate, then the peace of plate, optical diaphragm and center is diffused Dress.Installation for diffuser plate, optical diaphragm and center can use conventional positive-installed mounting process to install.
In the corresponding step S3, attached in center outer width be 2-5mm, the foam rubber that thickness is 1-1.5mm, then Liquid crystal display is bonded on center by the foam rubber, that is, completes the assembling of directly-down liquid crystal module, it is described to pass through bubble Celloidin is bonded on the center, eliminates the fixation surface frame for being used to be fixed on liquid crystal display on middle shell in traditional handicraft, Not only so that structure is more simple, and the cancellation of fixed surface frame is easy to allow module that full frame effect is presented.
In conclusion LCD backlight module provided by the present invention and its assembly method, lamp bar is fixed by adhesive glue, and The screw hole structure on backboard need not be eliminated in backboard perforate, because reducing screw hole, the integral strength of product is increased By force, and module can be prevented into dirt and improves Product Assembly uniformity, while reduce backboard stamping die cost and lamp bar Importing cost, realize upper lamp bar, automatically dropping glue, automatic pressure-maintaining pressing lamp bar, automatic fastening reflector plate automatically, solve existing The problem of straight-down negative needs to be locked using numerous screw hole structures, caused product strength not high in technology.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention Protect scope.

Claims (10)

1. a kind of directly-down liquid crystal module, including backboard and be arranged on the backboard lamp bar, reflector plate, diffuser plate, light Learn diaphragm, center and liquid crystal display, it is characterised in that the lamp bar is fixed on the backboard through adhesive glue.
2. directly-down liquid crystal module according to claim 1, it is characterised in that the adhesive glue is cold curing thermal conductive silicon Glue.
3. directly-down liquid crystal module according to claim 1, it is characterised in that the backboard is metal material backboard, institute The bottom for stating lamp bar is coated with magnetisable coating.
4. directly-down liquid crystal module according to claim 3, it is characterised in that the lamp bar includes substrate and is arranged on LED lamp source on the substrate, the LED lamp source include secondary lens and with the corresponding LED pieces of the secondary lens, institute Stating reflector plate has elasticity, and is provided with the reflector plate and is passed through and spacing through hole for the secondary lens, described secondary Lens below secondary lens and are fitted in reflector plate is spacing on substrate by the through hole.
5. directly-down liquid crystal module according to claim 1, it is characterised in that the liquid crystal display is gluing by foam It is connected on the center.
6. a kind of assembly method of directly-down liquid crystal module, it is characterised in that including step:
A backboard is provided, the lamp bar installation region spraying adhesive glue on the backboard, is attached lamp bar by the adhesive glue On backboard, will can be passed through by the secondary lens of lamp bar and spacing reflector plate is socketed in secondary lens outer, then to lamp bar and Elastic reflector plate is carried out at the same time pressurized treatments, completes the installation of lamp bar and reflector plate;
Lamp bar and reflector plate install diffuser plate, optical diaphragm and center after installation is complete successively on backboard;
Foam rubber is attached in center outer and liquid crystal display is bonded on center by the foam rubber, completes straight-down negative liquid The assembling of brilliant module.
7. the assembly method of directly-down liquid crystal module according to claim 6, it is characterised in that the adhesive glue is room temperature Cure heat conductive silica gel.
8. the assembly method of directly-down liquid crystal module according to claim 7, it is characterised in that the power of the pressurized treatments It is 3 ~ 5 seconds to spend for 0.5 ~ 1.0kgf/ lamp bars, time.
9. the assembly method of directly-down liquid crystal module according to claim 7, it is characterised in that the lamp on the backboard Before bar installation region spraying cold curing heat conductive silica gel, first using the lamp bar installing zone on effumability organic solvent cleaning backboard Domain.
10. the assembly method of directly-down liquid crystal module according to claim 6, it is characterised in that the backboard is metal Backboard, before lamp bar is attached on the backboard by adhesive glue, coats magnetisable coating in lamp bar bottom in advance.
CN201711236611.6A 2017-11-30 2017-11-30 A kind of directly-down liquid crystal module and its assembly method Pending CN107942583A (en)

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Cited By (9)

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CN109164639A (en) * 2018-10-25 2019-01-08 京东方科技集团股份有限公司 Backlight module and display device
CN109188741A (en) * 2018-10-30 2019-01-11 内蒙古创维智能科技有限公司 A kind of LCD TV packaging technology
CN109410752A (en) * 2018-11-05 2019-03-01 深圳市山本光电股份有限公司 A kind of COB lamp bar adhesive method, COB lamp bar and display screen
CN109445181A (en) * 2018-12-14 2019-03-08 深圳创维-Rgb电子有限公司 A kind of packaging technology of display module
CN109656039A (en) * 2019-03-01 2019-04-19 高创(苏州)电子有限公司 A kind of backboard point glue equipment
CN109976005A (en) * 2019-04-04 2019-07-05 深圳康佳电子科技有限公司 A kind of manufacturing backlight module method, backlight module and liquid crystal display device
CN110501822A (en) * 2018-05-18 2019-11-26 沈阳万合胶业股份有限公司 The backlight module production line system of liquid crystal display
CN114740655A (en) * 2022-04-20 2022-07-12 惠科股份有限公司 Backlight module and display device
CN116300203A (en) * 2023-03-15 2023-06-23 深圳康佳电子科技有限公司 Television module with single lamp strip and liquid crystal display television

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CN103017038A (en) * 2012-12-13 2013-04-03 京东方科技集团股份有限公司 Direct type backlight source and display device
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CN204084221U (en) * 2014-08-12 2015-01-07 广州毅昌科技股份有限公司 A kind of Simple fixture structure of reflector plate
CN205485182U (en) * 2016-01-18 2016-08-17 四川长虹电器股份有限公司 Straight following formula LCD module backlight subassembly
CN106814489A (en) * 2016-12-11 2017-06-09 乐视控股(北京)有限公司 The assemble method and electronic equipment of screen module, screen module

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CN110501822A (en) * 2018-05-18 2019-11-26 沈阳万合胶业股份有限公司 The backlight module production line system of liquid crystal display
CN110501822B (en) * 2018-05-18 2023-08-25 深圳市颍创科技有限公司 Backlight module production line system of liquid crystal display equipment
CN109164639A (en) * 2018-10-25 2019-01-08 京东方科技集团股份有限公司 Backlight module and display device
CN109188741A (en) * 2018-10-30 2019-01-11 内蒙古创维智能科技有限公司 A kind of LCD TV packaging technology
CN109410752A (en) * 2018-11-05 2019-03-01 深圳市山本光电股份有限公司 A kind of COB lamp bar adhesive method, COB lamp bar and display screen
CN109445181A (en) * 2018-12-14 2019-03-08 深圳创维-Rgb电子有限公司 A kind of packaging technology of display module
CN109656039A (en) * 2019-03-01 2019-04-19 高创(苏州)电子有限公司 A kind of backboard point glue equipment
CN109976005A (en) * 2019-04-04 2019-07-05 深圳康佳电子科技有限公司 A kind of manufacturing backlight module method, backlight module and liquid crystal display device
CN114740655A (en) * 2022-04-20 2022-07-12 惠科股份有限公司 Backlight module and display device
CN114740655B (en) * 2022-04-20 2023-06-16 惠科股份有限公司 Backlight module and display device
CN116300203A (en) * 2023-03-15 2023-06-23 深圳康佳电子科技有限公司 Television module with single lamp strip and liquid crystal display television

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