CN106597706A - Automatic lighting jig for liquid crystal screen - Google Patents
Automatic lighting jig for liquid crystal screen Download PDFInfo
- Publication number
- CN106597706A CN106597706A CN201611207655.1A CN201611207655A CN106597706A CN 106597706 A CN106597706 A CN 106597706A CN 201611207655 A CN201611207655 A CN 201611207655A CN 106597706 A CN106597706 A CN 106597706A
- Authority
- CN
- China
- Prior art keywords
- probe
- sliding lock
- liquid crystal
- lock block
- display screen
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
Abstract
The invention provides an automatic lighting jig for a liquid crystal screen. The jig is capable of accurately putting the liquid crystal screen and a FPC (Flexible Printed Circuit) golden finger into a positioning slot and a probe guiding device through a CCD (Charge Coupled Device) visual system and a calibration square slot; the blocking self-locking of the lighting jig can be realized by controlling the motion of a fixture block along a vertical direction and the motion of a sliding lock block along a horizontal direction; a pressing device is used for pressing the probe and the FPC golden finger; after the probe is powered on, the liquid crystal screen is lightened. The self-locked jig only can unlock under the condition of horizontal movement of the sliding lock block, so that the poor contact between the FPC golden finger and the probe and even the unlocking caused by vibration in a carrying process of the jig can be avoided and the self-locking reliability and stability can be further guaranteed. The calibration square slot is directly processed on a probe guide block of the jig, so that the multi-level assembling error can be avoided; the jigs are interchangeable, so that the CCD visual system only needs to once calibrate any jig; the jigs in corresponding size can be exchanged for different products; the exchanging and production time of the equipment can be greatly shortened.
Description
Technical field
The present invention relates to liquid crystal display screen detection technique field, more particularly to a kind of automatic lighting jig of liquid crystal display screen.
Background technology
Liquid crystal display screen needs to carry out lighting detection after multiple working procedure is machined, to determine the machined liquid crystal for completing
Screen whether there is mass defect.Liquid crystal display screen lights the detailed process of detection：Liquid crystal display screen finished product is positioned over into liquid crystal display screen support member
On, the FPC plates (Flexible Printed Circuit, flexible PCB) for making liquid crystal display screen are connected with bicipital probe, double end
Probe causes liquid crystal display screen to light after being powered, and the image collecting device above liquid crystal display screen carries out image acquisition to liquid crystal display screen.If
Containing bright or dark point, line, mottle etc. in the image that image collecting device is collected, then the liquid crystal display screen after lighting exists bad
Defect, liquid crystal display screen is substandard product.
At present, existing lighting jig needs artificial placement liquid crystal display screen, so that the FPC plates of liquid crystal display screen are connected with bicipital probe
Connect.After liquid crystal display screen is placed, pressure head is horizontally rotated, to realize the pressing of FPC plates and bicipital probe, and then realize FPC plates and double
The connection of head probe.
Above-mentioned use lighting jig detection liquid crystal display screen quality during, using manual type place liquid crystal plate power efficiency compared with
It is low, and operator is come in contact with liquid crystal display screen, cause liquid crystal display screen to pollute, position is placed even can not cause at that time
Liquid crystal display screen is damaged.Pressure head easily produces larger vibrations and noise during horizontally rotating, and produced vibrations are often held
There is dislocation or shift in the FPC plates and bicipital probe for easily making the placement of para-position so that between the FPC plates and bicipital probe after pressing
The less reliable of contact, affects testing result.In addition, pressure head to horizontally rotate easily make occur between FPC plates and bicipital probe
Abrasion, not only affects the quality of liquid crystal display screen, reduces the service life of bicipital probe；And bicipital probe is after being used for multiple times,
Can not contact with FPC plates well, reduce the reusable stability of lighting jig.
The content of the invention
The present invention provides a kind of liquid crystal display screen automatic lighting jig, and to solve, existing lighting jig stability is poor, poor reliability
Problem.
The present invention provides a kind of liquid crystal display screen automatic lighting jig, and the lighting jig includes base plate and is arranged on the bottom
Locating slot on plate, also including being arranged on the base plate pressing assembly that includes top base and bottom base；
The top base upper surface arranges slide block device, in the bottom base inner hollow, and the bottom base upper surface
It is provided with the probe guide and hold-down devices for running through the top base, and upper surface and the institute of the probe guide
The upper surface for stating top base is concordant；
The hold-down devices are arranged on the side of the probe guide, and the locating slot, the probe are oriented to dress
Put and the slide block device is centrally located in same horizontal line；
The hold-down devices include fixture block, and the side wall adjacent with the sliding lock block is inclined-plane in the side wall of the fixture block；
The slide block device includes sliding lock block and baffle plate, and one end of the sliding lock block and the baffle plate pass through the first bullet
Spring is connected, and the end face of the sliding lock block other end is inclined-plane；The sliding lock block is located at the lower section of the fixture block, and described
The slopes which match of the inclined-plane of sliding lock block and the fixture block.
Preferably, the hold-down devices include pedestal, the axis of guide and second spring, are provided through on the pedestal described
The linear bearing of pedestal；The axis of guide runs through the top base, and one end of the axis of guide is arranged on the bottom base,
The other end is sheathed in the linear bearing；The second spring is set in the outer surface of the axis of guide.
Preferably, the hold-down devices also include being arranged at the locating part on the linear bearing top, the locating part
With diameter greater than the diameter of the linear bearing.
Preferably, the hold-down devices also include the pressure head and spring stop being movably arranged on the pedestal, the pressure
Head is connected with the spring stop by the 3rd spring.
Preferably, the sliding lock block include contiguous block and the first sliding lock block for being arranged on the contiguous block and
Second sliding lock block, the end face of first sliding lock block is inclined-plane, and described with the end face of second sliding lock block
The length of one sliding lock block is longer than the length of second sliding lock block.
Preferably, the slide block device also includes being arranged on buffing pad on the top base, the contiguous block and described
First spring may be contained within inside the buffing pad, and first sliding lock block and second sliding lock block may be contained within described
Outside buffing pad；Side away from first sliding lock block on the buffing pad arranges the baffle plate.
Preferably, the probe guide includes bicipital probe and the fixation being arranged on the bottom base upper surface
Seat, is provided with pcb board on the fixed seat upper surface, probe mounting seat is provided with the pcb board upper surface and probe is oriented to
Seat；The bottom of the probe guide holder is provided with cavity, and the probe mounting seat is located in the cavity；The bicipital probe runs through
The probe guide holder, and one end of the bicipital probe contacts with the pcb board, the other end protrudes from the probe and is oriented to
The upper surface of seat.
Preferably, the probe guide also includes the demarcation square groove being arranged on the probe guide holder, the mark
Determine square groove, the bicipital probe and the locating slot to be centrally located in same horizontal line.
Preferably, the lighting jig also includes buffer unit, and the buffer unit is fixedly installed in the bottom base
Empty inside；The bottom base is run through in one end of the buffer unit, the other end after the fixed seat and the pcb board with
The bottom of the probe guide holder is connected.
Preferably, the buffer unit includes sleeve pipe and the 4th spring being arranged in described sleeve pipe, and described sleeve pipe is solid
Surely it is arranged on the bottom base, and through the bottom base, the fixed seat and the pcb board；4th spring and institute
The bottom for stating probe guide holder is connected.
The technical scheme that embodiments of the invention are provided can include following beneficial effect：
The automatic lighting jig of liquid crystal display screen that the present invention is provided needs and controls pressing cylinder assembly, unblock cylinder assembly to coordinate
Use, to realize the self-locking and unblock of tool.
In self-locking, monitored by CCD visual systemes and liquid crystal display screen is accurately positioned over positioning robot's mechanical hand positioning
In groove, and FPC golden fingers are positioned on probe guide；Control pressing cylinder assembly declines to press probe guide
In bicipital probe and FPC golden fingers.During control pressing cylinder assembly declines, it is located at down due to pressing cylinder assembly
The top of pressure device, pressing cylinder assembly declines can be pressed in a certain extent in hold-down devices, and hold-down devices can be in pressing cylinder
Move down in the presence of component.Due to the slopes which match of inclined-plane and the fixture block of sliding lock block, and the fixture block in hold-down devices
Positioned at the top of sliding lock block, thus the inclined-plane of fixture block connects with the inclined-plane of sliding lock block during hold-down devices decline
Touch.When hold-down devices continue to decline, fixture block can extrude sliding lock block so that sliding lock block to the direction of baffle plate is moved, and is squeezed
Press the first spring.When hold-down devices continue to drop to fixture block positioned at the lower section of sliding lock block, sliding lock block is in the first spring
Move to the direction away from baffle plate under elastic force effect, sliding lock block blocks fixture block, realizes the lock of hold-down devices and slide block device
Tightly.Hold-down devices after locking are pressed on probe guide so that FPC golden fingers are visited with the double end in probe guide
Pin is pressed, and is now pressed cylinder assembly and is no longer declined.The motion of fixture block in the vertical direction and slide block device in hold-down devices
The motion in the horizontal direction of middle sliding lock block can be realized locking lighting jig, it is to avoid lighting jig is in handling process because shaking
Move and unlock, and then avoid FPC golden fingers and bicipital probe loose contact, it is ensured that reliability, stability that plug wire is locked.
In unblock, control unblock cylinder assembly drops to sliding lock block, and pushes sliding lock block, due to sliding lock block
The slopes which match on inclined-plane and fixture block, thus sliding lock block is moved in the presence of unblock cylinder assembly is pushed to the direction of baffle plate
It is dynamic, and extrude the first spring.When sliding lock block is moved to no longer stops fixture block, move on fixture block, sliding lock block is in the first spring
In the presence of set back, unblock is completed.It follows that tool just must can be completed under conditions of sliding lock block is moved horizontally
Unblock, and then avoid lighting jig in handling process because vibration causes FPC golden fingers and bicipital probe loose contact, or even solution
Lock, so as to ensure reliability, the stability of self-locking.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The present invention can be limited.
Description of the drawings
Accompanying drawing herein is merged in description and constitutes the part of this specification, shows the enforcement for meeting the present invention
Example, and be used to explain the principle of the present invention together with description.
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without having to pay creative labor, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the dimensional structure diagram of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention；
Fig. 2 is the dimensional structure diagram of pressing assembly provided in an embodiment of the present invention；
Fig. 3 is the dimensional structure diagram of probe guide provided in an embodiment of the present invention；
Fig. 4 is the schematic diagram of demarcation square groove provided in an embodiment of the present invention；
Fig. 5 is the view before the self-locking of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention；
Fig. 6 is the view after the self-locking of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention；
Fig. 7 is the view before the unblock of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention；
Fig. 8 is the view after the unblock of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention；
Symbol is represented：
1- base plates, 2- pressing assemblies, 3- underframes, 4- locating slots, 5- unblock cylinder assemblies, 6- pressing cylinder assemblies, on 7-
Pedestal, 8- bottom bases, 9- slide block devices, 10- probe guides, 11- hold-down devices, 12- sliding lock blocks, 121- contiguous blocks,
The sliding lock blocks of 122- first, the sliding lock blocks of 123- second, 13- baffle plates, the springs of 14- first, 15- fixture blocks, 16- pedestals, 17- is oriented to
Axle, 18- second springs, 19- linear bearings, 20- locating parts, 21- pressure heads, 22- spring stops, the springs of 23- the 3rd, 24- double ends
Probe, 25- fixed seats, 26-PCB plates, 27- probe mounting seats, 28- probe guide holders, 29- demarcation square grooves, 30- buffer units,
31- sleeve pipes, the springs of 32- the 4th, 33- buffing pads, 34- cavitys, 35- push rods, 36- expansion links, 37- alignment pins, 38-FPC gold handss
Refer to.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.Conversely, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects described in detail in claims, the present invention.
Accompanying drawing 1 is refer to, accompanying drawing 1 shows the stereochemical structure of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention
Schematic diagram.
The automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention includes being located at the framework 3 of bottom, and framework 3 is controlled for lighting
The base of tool, supports whole lighting jig.The inside of framework 3 is hollow structure, and the top of framework 3 is provided with base plate 1, base plate 1
To carry all parts of lighting jig.Locating slot 4 and pressing assembly 2 are provided with base plate 1.Locating slot 4 is used to place liquid
Crystalline substance screen, the size and shape of locating slot 4 are arranged according to tested liquid crystal display screen.Liquid crystal display screen passes through first CCD when positioning is placed
(Charge Coupled Device, imageing sensor) visual system precise positioning, then control the mechanical arm placement of robot
Liquid crystal display screen.When being accurately positioned, the position of demarcation square groove 29 of the CCD visual systemes capture setting on probe guide holder 28
Information, the FPC golden fingers 38 of liquid crystal display screen are accurately positioned on demarcation square groove 29, realize being accurately positioned for FPC golden fingers 38, are entered
And the hi-Fix of liquid crystal display screen is realized, improve the reliability that FPC golden fingers 38 are contacted with bicipital probe 24.
The automatic lighting jig of liquid crystal display screen that the present invention is provided needs and controls pressing cylinder assembly 6, unblock cylinder assembly 5 to match somebody with somebody
Conjunction is used, to realize the self-locking and unblock of tool.Unblock cylinder assembly 5 is used for the liquid crystal display screen that detection has been passed through in unblock, in order to
Liquid crystal display screen is released from lighting jig；Pressing cylinder assembly 6 is used for the FPC golden fingers 38 and double end of the liquid crystal display screen that will do not detected
The pressing connection of probe 24, to realize detection of the lighting jig to liquid crystal display screen.Pressing assembly 2 is arranged on base plate 1, and pressing assembly
2 section components are arranged in the groove of base plate 1, in order to unlock cylinder assembly 5 and pressing cylinder assembly 6 to pressing assembly 2
Operation.
The volume of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention is big relative to the volume of existing lighting jig
Big to reduce, save space takes；In addition the lighting jig of smaller size smaller can be easy to quick-replaceable and install the bottom of different model
Plate 1 and pressing assembly 2, with stronger interchangeability, and can save replacing construction.
Accompanying drawing 2 is refer to, accompanying drawing 2 shows the dimensional structure diagram of pressing assembly provided in an embodiment of the present invention 2.
Pressing assembly provided in an embodiment of the present invention 2 includes the bottom base 8 of top base 7 and inner hollow, and top base 7 is with
Pedestal 8 is interior on base plate 1, and top base 7 is arranged on the upper surface of bottom base 8, upper surface and the base plate 1 of top base 7
Upper surface flush.Slide block device 9 is provided with top base 7, the He of probe guide 10 is provided with the upper surface of bottom base 8
Hold-down devices 11.Slide block device 9 is moved in the horizontal direction, and hold-down devices 11 are moved in a longitudinal direction, and slide block device 9 is with
Pressure device 11 is used in conjunction with each other and enables to lighting jig generation self-locking, and then hold-down devices 11 are compressing probe guide
When 10 connection between FPC golden fingers 38 and bicipital probe 24 will not loosen.
Because top base 7 is arranged on bottom base 8, thus probe guide 10 and hold-down devices 11 are arranged on bottom base
Need when on 8 upper surfaces through top base 7, and the upper surface of probe guide 10 is concordant with the upper surface of top base 7.For just
In the FPC golden fingers 38 of horizontal positioned liquid crystal display screen, the center of slide block device 9, probe guide 10 and locating slot 4 is respectively positioned on
In same horizontal line, meanwhile, the side of probe guide 10 arranges hold-down devices 11, and then is easy to slide block device 9 and pushes
After device 11 is locked, hold-down devices 11 are directly born against on probe guide 10.
Slide block device 9 includes sliding lock block 12, baffle plate 13 and buffing pad 33.Buffing pad 33 and baffle plate are set on top base 7
13, buffing pad 33 and baffle plate 13 form semi-enclosed inner chamber, and semi-enclosed interior intracavity arranges sliding lock block 12, and sliding lock block
12 are connected by the first spring 14 with baffle plate 13.Further, sliding lock block 12 includes contiguous block 121, the first sliding lock block 122
With the second sliding lock block 123, wherein, the first sliding lock block 122 and the second sliding lock block 123 are set in parallel on contiguous block 121,
And first the end face of sliding lock block 122 and the second sliding lock block 123 be inclined-plane.First sliding lock block 122 and the second sliding lock block
123 outsides for being respectively positioned on buffing pad 33, contiguous block 121 is located at the inside of buffing pad 33.For ease of sliding lock block 12 and fixture block 15
Self-locking and unblock, the first sliding lock block 122 and the second sliding lock block 123 are set to into different length.Preferably, by second
The length of sliding lock block 123 is set to be longer than the length of the first sliding lock block 122.
, in self-locking, fixture block 15 is pressed at the second sliding lock block 123, due to fixture block 15 for sliding lock block 12 and fixture block 15
Push so that the second sliding lock block 123 to the direction of baffle plate 13 move and the first spring 14 is compacted, fixture block 15 is due to baffle plate 13
Movement can continue to move down, until fixture block 15 is located at the lower section of the second sliding lock block 123.Fixture block 15 is located at the second sliding lock block
Behind 123 lower sections, because the second sliding lock block 123 is no longer compacted, thus the second sliding lock block 123 is in the elastic force of the first spring 14
To away from the movement of the direction of baffle plate 13 under effect, fixture block 15 is realized by the first sliding lock block 122 and the clamping of the second sliding lock block 123
The self-locking of sliding lock block 12 and fixture block 15, so as to avoid lighting jig from unlocking because of vibration in handling process, and then avoids FPC
Golden finger 38 and bicipital probe loose contact, it is ensured that reliability, stability that plug wire is locked.Because contiguous block 121 is located at buffering
The inside of seat 33, and the first sliding lock block 122 and the second sliding lock block 123 are located at the outside of buffing pad 33, thus second slides
Under the elastic force effect of the first spring 14 when moving away from the direction of baffle plate 13, sliding lock block 12 is without departing from buffering for closing piece 123
Seat 33, buffing pad 33 can play a part of buffering of rebounding.
Hold-down devices 11 include pedestal 16 and the axis of guide 17, wherein, the axis of guide 17 for hold-down devices 11 support shaft, pedestal
16 bases arranged for remaining each part.
Fixture block 15 and pressure head 21 are disposed adjacent on pedestal 16, fixture block 15 is used for and the clamping of sliding lock block 12；Pressure head 21 is then used
In making the FPC golden fingers 38 in liquid crystal display screen contact with bicipital probe, in order to detect whether the quality of liquid crystal display screen meets requirement.
The side wall adjacent with sliding lock block 12 is inclined-plane in the side wall of fixture block 15, and the inclined-plane of fixture block 15 and the second sliding lock block 123
Slopes which match, in order to fixture block 15, the second more labour-saving of sliding lock block 123 moves horizontally during moving down.Pedestal 16
Groove of the pressure head 21 for bottom opening is set, pressure head 21 is set in the groove, the top of pressure head 21 is arranged by second spring 18
Spring stop 22, spring stop 22 also is located in the groove, and the groove will not be ejected during 18 resilience of second spring.In extruding bullet
During spring baffle plate 22, pressure head 21 can be moved down with suppressing for second spring 18.Push rod 35 due to pressing cylinder assembly 6
Positioned at the surface of spring stop 22, thus pressing cylinder assembly 6 promotes hold-down devices 11 to move down as the push the spring of push rod 35
Baffle plate 22 is moved downward.
Pedestal 16 is internally provided with linear bearing 19, and the outer surface of the axis of guide 17 is arranged with second spring 18, linear axis
Holding 19 can be with the axis of guide 17, second spring 18 with the use of realizing moving up and down for hold-down devices 11.One end of the axis of guide 17
It is arranged on after top base 7 on bottom base 8, the other end is set in linear bearing 19.Lead because second spring 18 is set in
To the outer surface of axle 17, thus the same one end of second spring 18 is arranged on bottom base 8 after top base 7, the other end with it is straight
Bobbin holds 19 lower surface and is connected.Further, the top of linear bearing 19 is additionally provided with locating part 20, the diameter of locating part 20
More than the diameter of linear bearing 19, in order to linear bearing 19 when moving upwards without departing from pedestal 16.Linear bearing 19 exists
It is easy during resilience in the presence of second spring 18 to come in contact with locating part 20, because linear bearing 19 is rigid element, thus
The each resilience of linear bearing 19 can sustain damage, and reduce the service life of linear bearing 19.To increase making for linear bearing 19
With the life-span, in embodiments of the present invention, locating part 20 is silicagel pad, to increase the bullet between linear bearing 19 and locating part 20
Property.
Accompanying drawing 3 is refer to, accompanying drawing 3 shows that the stereochemical structure of probe guide provided in an embodiment of the present invention 10 is illustrated
Figure.
Probe guide provided in an embodiment of the present invention 10 includes bicipital probe 24 and is arranged on the upper surface of bottom base 8
On fixed seat 25.Fixed seat 25 is used to place pcb board (Printed Circuit Board, printed wiring board) 27, thus solid
The upper surface fixed placement pcb board 26 of reservation 25.Probe mounting seat 27 and probe guide holder are provided with the upper surface of pcb board 26
28, wherein, probe mounting seat 27 is fixedly installed on pcb board 26, and probe guide holder 28 is movably arranged on pcb board 26.It is oriented to
The bottom of seat 29 has setting probe mounting seat 27 in cavity 34, cavity 34.Bicipital probe 24 is provided with probe mounting seat 27,
And the penetration probe mounting seat 27 of bicipital probe 24.One end of bicipital probe 24 is connected with pcb board 26, logical in order to pcb board 26
Bicipital probe 24 is also powered when electric；The other end of bicipital probe 24 protrudes from the upper surface of probe mounting seat 27, so as to be placed on
FPC golden fingers 38 on probe guide holder 28 can contact with bicipital probe 24.FPC golden fingers 38 and bicipital probe 24 are contacted
Afterwards, it is powered to pcb board 26, because the two ends of bicipital probe 24 contact respectively with pcb board 26 and FPC golden fingers 38, thus FPC
Golden finger 38 is also powered, and then liquid crystal display screen is lit, and is easy to the detection of liquid crystal display screen.
Further, probe guide 10 also includes the demarcation square groove 29 being arranged on probe guide holder 28, demarcates square groove
29 are used to demarcate the position being placed on probe guide holder 28 of FPC golden fingers 38 in liquid crystal display screen, to realize the accurate of liquid crystal display screen
Place, specifically refer to accompanying drawing 4.Square groove 29 is demarcated in setting, the center of square groove 29, bicipital probe 24 and locating slot 4 is demarcated
In same horizontal line, liquid crystal display screen can accurately be positioned over fixed during in order to positioning the FPC golden fingers 38 for placing liquid crystal display screen
In the groove 4 of position.
The automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention also includes buffer unit 30, specifically refer to accompanying drawing 2.
During hold-down devices 11 are moved down, the compressing probe of pressure head 21 guide holder 28 is moved down, if the dynamics that pressure head 21 is pushed is excessive
The bicipital probe 24 being arranged in probe mounting seat 27 can be then caused to bend.Bend for ease of bicipital probe 24, visit
Pin guide holder 28 is set to relocatable device.Probe guide holder 28 is arranged on buffer unit 30 and is capable of achieving probe guide holder
28 fluctuate, is specifically set to：Buffer unit 30 is arranged in the internal cavities of bottom base 8, and the one of buffer unit 30
Bottom base 8 is run through at end, and the other end is arranged on the bottom of probe guide holder 28 after fixed seat 25 and pcb board 26, realizes buffering
Device 30 connects bottom base 8, fixed seat 25, pcb board 26 and probe guide holder 28 simultaneously.Buffer unit 30 may be configured as elasticity
Part, to realize the cushioning effect of buffer unit 30.In addition, buffer unit 30 may be arranged as the spring of sleeve pipe 31 and the 4th
32 molectrons for being constituted, wherein, the 4th spring 32 is arranged on the inside of sleeve pipe 31, and is connected with the bottom of probe guide holder 28
Connect；Sleeve pipe 31 is fixedly installed on bottom base 8, and sleeve pipe 31 runs through bottom base 8, fixed seat 25 and pcb board 26.In combinations thereof
In part, buffer unit 30 is set to play a part of buffering due to the elastic force of the 4th spring 32.
When buffer unit 30 is to 28 cushioning effects of probe guide holder, to prevent fixed seat 25, pcb board 26 and probe
Guide holder 28 causes dislocation, the side edge of fixed seat 25, pcb board 26 and probe guide holder 28 to also set up due to damping vibration
There is the alignment pin 37 through above-mentioned three kinds of parts.
Accompanying drawing 5,6 is refer to, accompanying drawing 5,6 respectively illustrates the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention certainly
View before and after lock, wherein, in accompanying drawing 5,6 1. 2. 3. and arrow represents respectively the direction of motion of each part and suitable
Sequence, specifically refer to following content.
Due to different tools run on equipment positioning existence position diversity, so liquid crystal display screen positioning place when first
The compensation dosage of drop target position, essence are calculated by CCD visual systemes and the demarcation square groove 29 for being arranged on probe guide holder 28
The certainly position to be placed of FPC golden fingers 38 of position liquid crystal display screen, then control the mechanical arm of robot and accurately place liquid crystal
Screen and FPC golden fingers 38.The push rod 35 of control pressing cylinder assembly 6 is moved down and extrusion spring baffle plate 22, and pressure head 21 is in the 3rd bullet
Move down in the presence of spring 23 until to the least significant end of motor seat 16, push rod 35 continues to move down, then band moving base 16 is to moving down
Dynamic, 1. said process is the process in accompanying drawing 5.During pedestal 16 is moved down, because fixture block 15 is arranged on pedestal 16
On, thus fixture block 15 is also moved down with pedestal 16,2. said process is the process in accompanying drawing 5.Fixture block 15 is being moved down
During, the inclined-plane of fixture block 15 contacts with the inclined-plane of the second sliding lock block 123, because the pressure of fixture block 15 is acted on so that
Second sliding lock block 123 is moved to the direction of baffle plate 13 and extrudes the first spring 14, and 3. said process is the process in accompanying drawing 5.
After second sliding lock block 123 is moved to the direction of baffle plate 13, fixture block 15 still pressing cylinder assembly 6 in the presence of to
Lower movement, until fixture block 15 is located at the lower section of the second sliding lock block 123, now the second sliding lock block 123 is no longer influenced by from card
The extruding force of block 15, but by the elastic force from the first spring 14.Work of second sliding lock block 123 in the elastic force of the first spring 14
Moved with the lower direction to away from baffle plate 13, until the second sliding lock block 123 is located at the surface of fixture block 15, and fixture block 15 is blocked
Firmly, self-locking is realized, 1. said process is the process in accompanying drawing 6.After second sliding lock block 123 and the self-locking of fixture block 15, in pressure head
Bicipital probe 24 can be in close contact with FPC golden fingers 38 in the presence of 21, improve the reliability and stability of detection.In addition by
In the 3rd spring 23 and the cushioning effect of buffer unit 30, probe guide holder 28 can the 3rd spring 23 and buffer unit 30 it
Between fluctuate, bicipital probe 24 will not be damaged.After liquid crystal display screen detection is finished, push rod 35 is withdrawn so that pressure head 21 is in the 3rd bullet
Set back in the presence of spring 23 and put, 2. said process is the process in accompanying drawing 6.
By foregoing description, the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention passes through the He of hold-down devices 11
Slide block device 9 realizes self-locking, and the bicipital probe 24 after self-locking can contact tight, stable with FPC golden fingers 38, and reliability is reachable
To more than 99.5%.The auto-lock process of the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention is simple, it is easy to control.
Accompanying drawing 7,8 is refer to, accompanying drawing 7,8 respectively illustrates the automatic lighting jig solution of liquid crystal display screen provided in an embodiment of the present invention
View before and after lock, wherein, in accompanying drawing 7,8 1. 2. 3. and arrow represents respectively the direction of motion of each part and suitable
Sequence, specifically refer to following content.
After liquid crystal display screen detection is finished, the expansion link 36 of control unblock cylinder assembly 5 extrudes the first sliding lock block 122, above-mentioned
1. process is the process in accompanying drawing 7.First sliding lock block 122 is moved simultaneously in the presence of expansion link 36 to the direction of baffle plate 13
The first spring 14 is extruded, because the first sliding lock block 122 and the second sliding lock block 123 are arranged on contiguous block 121, thus the
Two sliding lock blocks 123 also follow the movement of the first sliding lock block 122 and move, until the second sliding lock block 123 is away from fixture block 15,
2. said process is the process in accompanying drawing 7.
After second sliding lock block 123 is away from fixture block 15, pedestal 16 is in the axis of guide 17, second spring 18 and linear bearing 19
In the presence of move up, and then fixture block 15 is also moved up, until fixture block 15 is located at the top of the second sliding lock block 123, on
1. the process of stating is the process in accompanying drawing 8.Fixture block 15 is located at behind the top of the second sliding lock block 123, withdraws control solution lock cylinder
The expansion link 36 of component 5 so that the first sliding lock block 122 is no longer influenced by the extruding force of expansion link 36, said process is accompanying drawing 8
In process 2..First sliding lock block 122 is no longer influenced by after the extruding force of expansion link 36, and the first sliding lock block 122 is in the first bullet
Move to the direction away from baffle plate 13 under the elastic force effect of spring 14, until the first spring 14 restores to the original state, unblock is completed, above-mentioned mistake
3. journey is the process in accompanying drawing 8.
By foregoing description, the automatic lighting jig of liquid crystal display screen provided in an embodiment of the present invention must be slided in extruding first
Can just unlock under the situation of dynamic closing piece 122, will not unlock because of vibration, and releasing process is simple, it is easy to control, therefore, this
The automatic lighting jig of liquid crystal display screen that inventive embodiments are provided has very high stability.
Those skilled in the art will readily occur to its of the present invention after considering description and putting into practice disclosure of the invention here
Its embodiment.The application is intended to any modification of the present invention, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the relational terms of such as " first " and " second " or the like be used merely to an entity or
Operation makes a distinction with another entity or operation, and not necessarily requires or imply these entities or exist between operating any
This actual relation or order.The precision architecture for being described above and being shown in the drawings is the invention is not limited in,
And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim
System.
Claims (10)
1. a kind of automatic lighting jig of liquid crystal display screen, the lighting jig includes base plate (1) and is arranged on the base plate (1)
Locating slot (4), it is characterised in that also including being arranged on the base plate (1) pressure that includes top base (7) and bottom base (8)
Seaming element (2)；
Top base (7) upper surface arranges slide block device (9), bottom base (8) inner hollow, and the bottom base (8)
The probe guide (10) and hold-down devices (11) for running through the top base (7), and the probe are provided with upper surface
The upper surface of guider (10) is concordant with the upper surface of the top base (7)；
The hold-down devices (11) are arranged on the side of the probe guide (10), and the locating slot (4), the probe
Guider (10) and the slide block device (9) are centrally located in same horizontal line；
The hold-down devices (11) include fixture block (15), adjacent with the sliding lock block (12) in the side wall of the fixture block (15)
Side wall is inclined-plane；
The slide block device (9) includes sliding lock block (12) and baffle plate (13), one end of the sliding lock block (12) and the gear
Plate (13) is connected by the first spring (14), and the end face of sliding lock block (12) other end is inclined-plane；The sliding lock block
(12) positioned at the lower section of the fixture block (15), and the inclined-plane phase of the inclined-plane of the sliding lock block (12) and the fixture block (15)
Match somebody with somebody.
2. the automatic lighting jig of liquid crystal display screen according to claim 1, it is characterised in that the hold-down devices (11) are including base
Seat (16), the axis of guide (17) and second spring (18), are provided through the linear axis of the pedestal (16) on the pedestal (16)
Hold (19)；The axis of guide (17) is through the top base (7), and one end of the axis of guide (17) is arranged on the bottom base
(8) on, the other end is sheathed in the linear bearing (19)；The second spring (18) is set in the outer of the axis of guide (17)
Surface.
3. the automatic lighting jig of liquid crystal display screen according to claim 2, it is characterised in that the hold-down devices (11) also include
Be arranged at the locating part (20) on the linear bearing (19) top, the locating part (20) with diameter greater than the linear bearing
(19) diameter.
4. the automatic lighting jig of liquid crystal display screen according to claim 2, it is characterised in that the hold-down devices (11) also include
The pressure head (21) and spring stop (22) being movably arranged on the pedestal (16), the pressure head (21) and the spring stop
(22) it is connected by the 3rd spring (23).
5. the automatic lighting jig of liquid crystal display screen according to claim 1, it is characterised in that the sliding lock block (12) is included even
Connect block (121) and the first sliding lock block (122) for being arranged on the contiguous block (121) and the second sliding lock block (123),
The end face of first sliding lock block (122) is inclined-plane with the end face of second sliding lock block (123), and described first slides
The length of dynamic closing piece (122) is longer than the length of second sliding lock block (123).
6. the automatic lighting jig of liquid crystal display screen according to claim 5, it is characterised in that the slide block device (9) also includes
The buffing pad (33) being arranged on the top base (7), the contiguous block (121) and first spring (14) may be contained within institute
State buffing pad (33) internal, first sliding lock block (122) and second sliding lock block (123) may be contained within the buffering
Seat (33) is outside；Side away from first sliding lock block (122) on the buffing pad (33) arranges the baffle plate (13).
7. the automatic lighting jig of liquid crystal display screen according to any one in claim 1-6, it is characterised in that the probe is led
To device (10) including bicipital probe (24) and the fixed seat (25) being arranged on the bottom base (8) upper surface, the fixation
Pcb board (26) is provided with seat (25) upper surface, on pcb board (26) upper surface probe mounting seat (27) and probe are provided with
Guide holder (28)；The bottom of the probe guide holder (28) is provided with cavity (34), and the probe mounting seat (27) is positioned at the sky
In chamber (34)；The bicipital probe (24) is through the probe guide holder (28), and one end and the institute of the bicipital probe (24)
State pcb board (26) to contact, the other end protrudes from the upper surface of the probe guide holder (28).
8. the automatic lighting jig of liquid crystal display screen according to claim 7, it is characterised in that the probe guide (10) is also
Including the demarcation square groove (29) being arranged on the probe guide holder (28), demarcation square groove (29), the bicipital probe
(24) it is centrally located in same horizontal line with the locating slot (4).
9. the automatic lighting jig of liquid crystal display screen according to claim 7, it is characterised in that the lighting jig also includes buffering
Device (30), the buffer unit (30) is fixedly installed on the hollow inside of the bottom base (8)；The buffer unit (30)
The bottom base (8) is run through in one end, and the other end is oriented to after the fixed seat (25) and the pcb board (26) with the probe
The bottom of seat (28) is connected.
10. the automatic lighting jig of liquid crystal display screen according to claim 9, it is characterised in that the buffer unit (30) includes
Sleeve pipe (31) and the 4th spring (32) being arranged in described sleeve pipe (31), described sleeve pipe (31) is fixedly installed on the lower base
On seat (8), and through the bottom base (8), the fixed seat (25) and the pcb board (26)；4th spring (32) with
The bottom of the probe guide holder (28) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207655.1A CN106597706B (en) | 2016-12-23 | 2016-12-23 | Automatic lighting fixture for liquid crystal screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207655.1A CN106597706B (en) | 2016-12-23 | 2016-12-23 | Automatic lighting fixture for liquid crystal screen |
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| CN106597706A true CN106597706A (en) | 2017-04-26 |
| CN106597706B CN106597706B (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611207655.1A Active CN106597706B (en) | 2016-12-23 | 2016-12-23 | Automatic lighting fixture for liquid crystal screen |
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| Country | Link |
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| CN104932126A (en) * | 2015-06-30 | 2015-09-23 | 合肥京东方显示光源有限公司 | Jig |
| CN107328557A (en) * | 2017-07-18 | 2017-11-07 | 北京兆维电子(集团)有限责任公司 | A kind of OLED screen Pneumatic pressure needle device |
| CN107966842A (en) * | 2018-01-16 | 2018-04-27 | 昆山精讯电子技术有限公司 | A kind of display module detection device |
| CN108132551A (en) * | 2018-01-30 | 2018-06-08 | 合肥研力电子科技有限公司 | A kind of lighting jig |
| CN108803099A (en) * | 2018-08-16 | 2018-11-13 | 武汉精测电子集团股份有限公司 | A kind of flexible hardness screen detection jig of included backlight |
| CN108957810A (en) * | 2018-08-17 | 2018-12-07 | 苏州凌云视界智能设备有限责任公司 | It is a kind of for lighting the device of screen |
| CN109597230A (en) * | 2019-01-28 | 2019-04-09 | 苏州凌云视界智能设备有限责任公司 | A kind of LCD mould group automatic crimping apparatus for lighting |
| CN109633934A (en) * | 2017-10-09 | 2019-04-16 | 苏州凌云视界智能设备有限责任公司 | Lighting laminating mechanism and lighting jig |
| CN110045525A (en) * | 2019-04-17 | 2019-07-23 | 武汉华星光电技术有限公司 | Lighting jig and ignition method |
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| CN109633934A (en) * | 2017-10-09 | 2019-04-16 | 苏州凌云视界智能设备有限责任公司 | Lighting laminating mechanism and lighting jig |
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| CN108132551B (en) * | 2018-01-30 | 2024-01-30 | 合肥研力电子科技有限公司 | Lighting jig |
| CN108132551A (en) * | 2018-01-30 | 2018-06-08 | 合肥研力电子科技有限公司 | A kind of lighting jig |
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| CN108957810A (en) * | 2018-08-17 | 2018-12-07 | 苏州凌云视界智能设备有限责任公司 | It is a kind of for lighting the device of screen |
| CN108957810B (en) * | 2018-08-17 | 2021-07-16 | 苏州凌云视界智能设备有限责任公司 | Device for lighting screen |
| CN109597230B (en) * | 2019-01-28 | 2021-09-24 | 苏州凌云视界智能设备有限责任公司 | Automatic crimping and lighting equipment for LCD module |
| CN109597230A (en) * | 2019-01-28 | 2019-04-09 | 苏州凌云视界智能设备有限责任公司 | A kind of LCD mould group automatic crimping apparatus for lighting |
| CN110045525A (en) * | 2019-04-17 | 2019-07-23 | 武汉华星光电技术有限公司 | Lighting jig and ignition method |
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