CN105589229B - The automatic lighting jig of liquid crystal display - Google Patents

The automatic lighting jig of liquid crystal display Download PDF

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Publication number
CN105589229B
CN105589229B CN201610129989.5A CN201610129989A CN105589229B CN 105589229 B CN105589229 B CN 105589229B CN 201610129989 A CN201610129989 A CN 201610129989A CN 105589229 B CN105589229 B CN 105589229B
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CN
China
Prior art keywords
liquid crystal
crystal display
plate
probe
cam
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Active
Application number
CN201610129989.5A
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Chinese (zh)
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CN105589229A (en
Inventor
白宇
姚毅
金刚
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Lingyunguang Technology Co., Ltd
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Luster Lighttech Group Co Ltd
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Priority to CN201610129989.5A priority Critical patent/CN105589229B/en
Publication of CN105589229A publication Critical patent/CN105589229A/en
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    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; 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
    • G02F1/1306Details
    • G02F1/1309Repairing; Testing

Abstract

The embodiment of the invention discloses a kind of automatic lighting jigs of liquid crystal display, probe briquetting including bottom plate, liquid crystal display support and fixed probe, and it is respectively positioned in liquid crystal display support close to the outside for lighting switch beyond edge, and its length direction is lighted beyond switch with close in liquid crystal display support along two vertical horizontally-sliding guides.It is set to the horizontal sliding seat that can be moved on two slide rails and on two slide rails.It is fixedly installed on horizontal sliding seat, and two vertical with horizontal sliding seat vertical fixing plates.The cam structure being fixedly installed on bottom plate.U-shaped lifting support including two side plates and a bottom plate, one of side plate are located at the top of cam in cam structure and are provided with the cam path with cam engagement, and the vertical sliding guide rail being arranged on the medial surface of bottom plate and two vertical fixing plates is slidably connected respectively.Probe briquetting is set on the lateral surface of bottom plate.The application effectively can avoid liquid crystal display from colliding with probe.

Description

The automatic lighting jig of liquid crystal display
Technical field
The present invention relates to liquid crystal detection technique fields, and in particular to a kind of automatic lighting jig of liquid crystal display.
Background technique
Liquid crystal display needs to carry out lighting detection with the presence or absence of defect to liquid crystal display after completing each road production process.Specifically Detection method is that liquid crystal display finished product is placed on liquid crystal display supporting element, by lighting for the probe connected to power supply and liquid crystal display Image collecting device is arranged in the top of liquid crystal display in switch connection.After liquid crystal display is lighted, image collecting device carries out liquid crystal display Image Acquisition.If liquid crystal display, there are the bad defect of lighting, the image that defect is formed in image collecting device is bright or dark Point, line, color spot etc..As long as determining liquid crystal display existing defects it was found that there are point, line, color spots in image, substandard product is positioned It is rejected.
By manually one by one connecting the switch of lighting of probe and liquid crystal display, detection efficiency is relatively low.To improve inspection Efficiency is surveyed, probe lifting structure is introduced in available liquid crystal screen detection device, wherein probe lifting structure is set to liquid crystal display Top, and move up and down, probe is set to the lower section of probe lifting structure.When probe lifting structure moves downward, probe It lights to open the light and contacts with liquid crystal display;When probe lifting structure moves upwards, for probe far from liquid crystal display, operator is remote in probe Liquid crystal display is taken out when from liquid crystal display, and another liquid crystal display to be detected is placed in the setting position of liquid crystal display supporting element.
Probe lifting structure is introduced in LCD screen detection device, the detection efficiency of liquid crystal display significantly improves, but probe liter Drop structure in lifting process, due to the lifting height of probe be not it is very high, operator in mobile liquid crystal screen, if firmly side To it is in the horizontal direction or firmly not excessive when, it is easy to so that liquid crystal display is collided with probe, to cause liquid crystal display surface scratching Or tissue damage, and then influence the detection efficiency of liquid crystal display.
Summary of the invention
Goal of the invention of the invention is to provide a kind of automatic lighting jig of liquid crystal display, to solve available liquid crystal screen detection work The problem that liquid crystal screen surfaces easily scratch in sequence or probe is easy to damage, and then greatly improve the detection efficiency of liquid crystal display.
According to an embodiment of the invention, providing a kind of brilliant automatic lighting jig of screen, including bottom plate, liquid crystal display support and fixed spy The probe briquetting of needle, and, further includes:
Two horizontally-sliding guides are respectively positioned in liquid crystal display support close to the outside for lighting switch beyond edge, length side It is lighted beyond switch close to described along vertical in liquid crystal display support described in Xiang Junyu;
Horizontal sliding seat is set on two slide rails and can move on two slide rails;
Two vertical fixing plates are fixedly installed on the horizontal sliding seat, and vertical with the horizontal sliding seat;
Cam structure is fixedly installed on the bottom plate;
U-shaped lifting support including two side plates and a bottom plate, one of side plate are located at the cam structure convexity The top of wheel is simultaneously provided with cam path with the cam engagement, is arranged on the medial surface of bottom plate and two vertical fixing plates Vertical sliding guide rail is slidably connected respectively;
The probe briquetting is set on the lateral surface of bottom plate.
Preferably, the top of each vertical fixing plate is equipped with an extension extended downwardly, the inside of the bottom plate Horizontal part corresponding with extension position there are two setting on face is equipped with first between the corresponding horizontal part of each extension Spring.
It is further preferred that the automatic lighting jig of liquid crystal display further include:
Two fixed supporting seats are located between two horizontally-sliding guides, are fixed on the bottom plate;Each fixed support Be provided on seat horizontally extending, opening direction with towards the contrary U-type groove of liquid crystal display support;
Cross bar, one end are fixedly connected with a horizontal sliding seat, and the body of rod runs through the U-type groove of two fixed supporting seats, Its other end is fixedly connected with another horizontal sliding seat;
Second spring is set in each U-type groove, and one end is abutted with the bottom of the U-type groove, the other end with it is described The body of rod of cross bar abuts.
As one of preferred embodiment, the cam structure includes fixing seat, transmission shaft, cam and driving mechanism;Institute Fixed seating is stated between two fixed supporting seats and is fixedly installed on the bottom plate, described in the fixing seat and two The through hole passed through for the transmission shaft is equipped on fixed supporting seat;The cam is fixed on one end of the transmission shaft, The other end of the transmission shaft is connect with the driving mechanism.
Preferably, the driving mechanism includes oscillating cylinder.
It is further preferred that being equipped with reinforcing rib between the every vertical fixing plate and the horizontal fixing seat.
Preferably, the longitudinal section of the probe briquetting is L-type.
Preferably, the probe briquetting is equipped with probe base, and the probe base includes the fixation set gradually from top to bottom Plate, PC plate and probe base fix the probe in the fixing seat.
Preferably, the probe base being arranged on the probe briquetting is multiple.
From the above technical scheme, the application utilizes cam structure, and U-shaped lifting support is made to drive probe far from liquid crystal display Support merges out the upper space mobile for Manipulator Transportation liquid crystal display, therefore the application can effectively avoid liquid crystal display and visit Needle is collided, and not will cause liquid crystal display surface scratching or tissue damage, and then improve the detection efficiency of liquid crystal display, to realize the machine of utilizing Tool hand is placed liquid crystal display to jig and is possibly realized.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the structural schematic diagram that the automatic lighting jig of liquid crystal display exemplified is preferably implemented according to one;
Fig. 2 is the structural schematic diagram for being provided with the automatic lighting jig of liquid crystal display of oscillating cylinder;
Fig. 3 is the structural schematic diagram that the probe base exemplified is preferably implemented according to one.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is the structural schematic diagram that the automatic lighting jig of liquid crystal display exemplified is preferably implemented according to one, as shown in Figure 1, The automatic lighting jig of liquid crystal display includes that probe briquetting 3, two horizontal slidings of the first bottom plate 1, liquid crystal display support 2, fixed probe are led Rail 4,5, two vertical fixing plates 6 of horizontal sliding seat, cam structure 7 and U-shaped lifting support 8.
Liquid crystal display 9 is fixed in liquid crystal display support 2.Two horizontally-sliding guides 4 are respectively positioned in liquid crystal display support 2 close light out The outside on beyond edge is closed, the length direction of two horizontally-sliding guides 4 lights switch close to described with liquid crystal display support 2 Beyond is along vertical.Horizontal sliding seat 5 is set on two slide rails and can move on two slide rails.
Two vertical fixing plates 6 are fixedly installed on horizontal sliding seat 5, and vertical with horizontal sliding seat 5.
Cam structure 7 is fixedly installed on the first bottom plate 1.U-shaped lifting support 8 includes two side plates and second bottom Plate, one of side plate are located at the top of cam in cam structure 7 and are provided with the cam path with cam engagement, the second bottom plate it is interior The vertical sliding guide rail being arranged on side and two vertical fixing plates 6 is slidably connected respectively.Probe briquetting 3 is set to U-shaped lifting In bracket 8 on the lateral surface of first bottom plate 1.
Cam in the present embodiment in cam structure 7, shape are preferably oval.When original state, the long axle portion of cam It is point vertical with the first bottom plate 1, when the cam path of cam and U-shaped lifting support 8 contacts, U-shaped lifting support 8 far from the first bottom plate 1, Probe briquetting 3 on U-shaped lifting support 8 is also far from liquid crystal display support 2.It is U-shaped when cam is rotated to 2 position of liquid crystal display support Vertical sliding guide rail of the lifting support 8 on vertical fixing plate 6 is gradually close to the first bottom plate 1, i.e., the height of U-shaped lifting support 8 Degree gradually decreases, and the probe for being installed on probe briquetting 3 moves gradually downward.Meanwhile cam is during rotation, it also can be to U-shaped Lifting support 8 applies the component towards 2 direction of liquid crystal display support, vertical solid since U-shaped lifting support 8 is connect with vertical fixing plate 6 Fixed board 6 is fixedly connected with horizontal sliding seat 5, and horizontal sliding seat 5 can be slided along two horizontally-sliding guides 4, therefore U-shaped lifting branch Frame 8 can also be dragged gradually to liquid crystal display dynamic while height declines.After cam rotates 90 degree, U-shaped lifting support 8 is reached Setting position, at this point, probe on probe briquetting 3 just with lighting switch contact and press on liquid crystal display.
After image collecting device acquires the liquid crystal display images after lighting, cam is reversely rotated, U-shaped lifting support 8 is upward and mobile far from liquid crystal display support 2, and probe briquetting 3 is made to be upwardly and away from liquid crystal display support 2 therewith.
As known from the above, the U-shaped lifting support 8 of the automatic lighting jig of liquid crystal display drives probe far from liquid crystal in the present embodiment Shield support 2, merge out the upper space mobile for Manipulator Transportation liquid crystal display, thus the application can effectively avoid liquid crystal display with Probe is collided, and not will cause liquid crystal display surface scratching or tissue damage, and then improve the detection efficiency of liquid crystal display.
Preferably, an extension 60 extended downwardly, the inside of the second bottom plate are equipped at the top of each vertical fixing plate 6 Horizontal part 10 corresponding with extension position there are two setting on face, sets between the corresponding horizontal part 10 of each extension 60 There is the first spring 11.The setting of first spring 11 is to generate one to U-shaped lifting support 8 in the decline of U-shaped lifting support 8 A upward pulling force plays buffering and makees to slow down the downward pressure of probe briquetting 3 when contacting to probe and liquid crystal display point photoswitch With.When U-shaped lifting support 8 rises, the first spring generates a downward resistance to U-shaped lifting support 8, to adjust probe pressure The distance between block 3 and liquid crystal display support 2.
Further, in this embodiment the automatic lighting jig of liquid crystal display further include two fixed supporting seats 12, cross bar 13 With second spring 14.Wherein, two fixed supports 12 are located between two horizontally-sliding guides 4, and are fixed on the first bottom plate 1 On.Be provided on each fixed supporting seat 12 horizontally extending, opening direction with towards contrary U-shaped of liquid crystal display support Slot.One end of cross bar 13 is fixedly connected with a horizontal sliding seat 5, and the body of rod runs through the U-type groove of two fixed supporting seats, another One end is fixedly connected with another horizontal sliding seat 5.Second spring is set in each U-type groove, the bottom of one end and U-type groove It abuts, the other end is abutted with the body of rod of cross bar.
In the present embodiment, cross bar is connect with horizontal sliding seat 5, since horizontal sliding seat 5 is moved along two slide rails, Therefore cross bar can follow horizontal sliding seat 5 mobile.When horizontal sliding seat 5 is mobile to liquid crystal display support 2, cross bar also can be to liquid crystal display Support 2 is mobile, and the second spring in U-type groove can generate an opposition to cross bar at this time, the movement for horizontal sliding seat 5 It can play the role of buffering.Meanwhile when horizontal sliding seat 5 is moved to nearest apart from liquid crystal display support 2, second spring produces cross bar Raw opposition is maximum, even if the transmission shaft of cam is not driven the driving of device at this time, second spring can make cam into Row reversely rotates, to keep U-shaped lifting support 8 mobile to the direction far from liquid crystal display support 2.
Fig. 2 is the structural schematic diagram for being provided with the automatic lighting jig of liquid crystal display of oscillating cylinder.As shown in Fig. 2, this implementation Cam structure 7 in example includes fixing seat 70, transmission shaft 71, cam 72 and driving mechanism 73.Wherein, fixing seat 70 is located at two It between fixed supporting seat 12 and is fixedly installed on the first bottom plate 1, is all provided in fixing seat 70 and two fixed supporting seats 12 useful In the pipe perforation that transmission shaft passes through.Cam 72 is fixed on one end of transmission shaft 71, and the other end and driving mechanism of transmission shaft 71 connect It connects.
Jig in the present embodiment X-direction (direction that horizontal guide rail length extends) and Z-direction (U-shaped lifting support Lifting direction) installation guide rail limits the motion profile (moving probe briquetting can only along X and Z both direction) of probe briquetting 3, The effect of first spring and second spring is to provide the power opposite with cam action forces.The effect of cam is to rotate oscillating cylinder Movement becomes the aggregate motion of X-direction and Z-direction.In this way by automatically controlling the one-dimensional spinning movement of oscillating cylinder, Ke Yishi Existing probe briquetting is in X-direction and the two-dimensional motion of Z-direction.With it is existing can only realize probe briquetting lift in Z-direction, pressing action And the jig that can not merge out liquid crystal display upper space is compared, the probe briquetting of the automatic lighting jig of liquid crystal display can in the application The placement space of liquid crystal display is merged out, completely to realize that placing liquid crystal display to jig using manipulator is possibly realized.
The process for automatically lighting detection using the automatic lighting jig realization liquid crystal display of the application liquid crystal display is as follows:
Manipulator places liquid crystal display on jig, and ----probe briquetting pushes automatically to be lighted liquid crystal display ----adopts with image System detection liquid crystal display defect ----probe briquetting lifts automatically ----manipulator catches away the liquid crystal display ----manipulator of acquisition means Liquid crystal display is placed again.
Preferably, it is equipped with reinforcing rib 15 between every vertical fixing plate 6 and horizontal fixing seat in the present embodiment, So that the connection between vertical fixing plate 6 and horizontal fixing seat is stronger and vertical fixing plate 6 is constituted with horizontal fixing seat Frame body it is more stable.
As the preferred embodiment in each embodiment, it is the probe pressure of L-type that the probe briquetting 3 in the application, which selects longitudinal section, Block 3.Wherein, probe briquetting 3 is equipped with probe base.Fig. 2 is the structural schematic diagram that the probe base exemplified is preferably implemented according to one. As shown in Fig. 2, probe base includes the fixed plate 16, PC plate 17 and probe base 18 set gradually from top to bottom, probe is fixed Probe 19 is fixed on seat 18.Preferably, the probe base being arranged on probe briquetting 3 is multiple.The probe base being arranged on probe briquetting 3 Number determines that it is once able to detect the block number of liquid crystal display, and the probe base number being arranged on probe briquetting 3 is more, detection efficiency Higher.
From the above technical scheme, the application utilizes cam structure, and U-shaped lifting support is made to drive probe far from liquid crystal display Support merges out the upper space mobile for Manipulator Transportation liquid crystal display, therefore the application can effectively avoid liquid crystal display and visit Needle is collided, and not will cause liquid crystal display surface scratching or tissue damage, and then improve the detection efficiency of liquid crystal display.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the disclosure Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following Claim is pointed out.
It should be understood that the invention is not limited to the exact methods for being described above and being shown in the accompanying drawings, and And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.

Claims (9)

1. a kind of automatic lighting jig of liquid crystal display, the probe briquetting including the first bottom plate, liquid crystal display support and fixed probe, feature It is, further includes:
Two horizontally-sliding guides are respectively positioned on close to the outside for lighting switch beyond edge in liquid crystal display support, and length direction is equal It is lighted beyond switch close to described along vertical with the liquid crystal display support;
Horizontal sliding seat is set on two horizontally-sliding guides and can move on two slide rails;
Two vertical fixing plates are fixedly installed on the horizontal sliding seat, and vertical with the horizontal sliding seat;
Cam structure is fixedly installed on first bottom plate;
U-shaped lifting support including two side plates and second bottom plate, one of side plate are located at the cam structure convexity The top of wheel is simultaneously provided with cam path with the cam engagement, sets on the medial surface of the second bottom plate and two vertical fixing plates The vertical sliding guide rail set is slidably connected respectively;
The probe briquetting is set on the lateral surface of the first bottom plate.
2. the automatic lighting jig of liquid crystal display according to claim 1, which is characterized in that the top of each vertical fixing plate Portion is equipped with an extension extended downwardly, sets that there are two levels corresponding with extension position on the medial surface of second bottom plate Portion is equipped with the first spring between the corresponding horizontal part of each extension.
3. the automatic lighting jig of liquid crystal display according to claim 1, which is characterized in that further include:
Two fixed supporting seats are located between two horizontally-sliding guides, are fixed on first bottom plate;Each fixed support Be provided on seat horizontally extending, opening direction with towards the contrary U-type groove of liquid crystal display support;
Cross bar, one end are fixedly connected with a horizontal sliding seat, and the body of rod runs through the U-type groove of two fixed supporting seats, another One end is fixedly connected with another horizontal sliding seat;
Second spring is set in each U-type groove, and one end is abutted with the bottom of the U-type groove, the other end and the cross bar The body of rod abut.
4. the automatic lighting jig of liquid crystal display according to claim 3, which is characterized in that the cam structure includes fixing Seat, transmission shaft, cam and driving mechanism;The fixed seating is between two fixed supporting seats and is fixedly installed on described On first bottom plate, the through hole passed through for the transmission shaft is equipped on the fixing seat and two fixed supporting seats; The cam is fixed on one end of the transmission shaft, and the other end of the transmission shaft is connect with the driving mechanism.
5. the automatic lighting jig of liquid crystal display according to claim 4, which is characterized in that the driving mechanism includes swinging gas Cylinder.
6. according to claim 1 to any automatic lighting jig of liquid crystal display in 5, which is characterized in that every described vertical Reinforcing rib is equipped between fixed plate and horizontal fixing seat.
7. the automatic lighting jig of liquid crystal display according to claim 1, which is characterized in that the longitudinal section of the probe briquetting is L-type.
8. the automatic lighting jig of liquid crystal display according to claim 7, which is characterized in that the probe briquetting is equipped with probe Seat, the probe base include the fixed plate, PC plate and probe base set gradually from top to bottom, are consolidated in the probe base The fixed probe.
9. the automatic lighting jig of liquid crystal display according to claim 8, which is characterized in that the spy being arranged on the probe briquetting Needle stand is multiple.
CN201610129989.5A 2016-03-08 2016-03-08 The automatic lighting jig of liquid crystal display Active CN105589229B (en)

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Publication number Priority date Publication date Assignee Title
CN106054422B (en) * 2016-08-16 2019-03-15 凌云光技术集团有限责任公司 FPC automatic crimping for LCD lights test equipment
CN108717238A (en) * 2018-08-17 2018-10-30 苏州凌云视界智能设备有限责任公司 A kind of liquid crystal display General purpose jig

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CN205507285U (en) * 2016-03-08 2016-08-24 凌云光技术集团有限责任公司 LCD screen automatic lighting tool

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CN1824393A (en) * 2005-02-24 2006-08-30 东京应化工业株式会社 Applying apparatus
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CN205507285U (en) * 2016-03-08 2016-08-24 凌云光技术集团有限责任公司 LCD screen automatic lighting tool

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