CN207529058U - For the jig of backlight source inspection - Google Patents

Abstract

The utility model discloses a kind of jigs for backlight source inspection; including bearing seat and transparent protective film; wherein, the upper surface of bearing seat is equipped with the rest area for being suitable for loading backlight to be checked and the adsorption zone around the rest area, and the adsorption zone is laid with multiple adsorption holes being connected with vacuum source；Transparent protective film can at least cover the rest area and adsorption zone, and be configured to generate the backlight in compressing the fitting rest area during vacuum suction effect in the adsorption hole.According to the jig for backlight source inspection that the utility model embodiment provides, the undesirable recall rate of backlight foreign matter, white point can be improved, reduces the problem of bad products are flowed into market, moreover, detection efficiency is high, meets the requirement of batch production.

Description

For the jig of backlight source inspection

Technical field

The utility model is related to jig more particularly to a kind of jigs for backlight source inspection.

Background technology

Backlight (BackLight) is a kind of light source positioned at liquid crystal display (LCD) behind, and generally comprising FPCB (has Light source), light guide plate, glue frame and optical film etc., since the picture requirement of backlight is higher, generally require in purity requirements ratio Assemble and check in higher dust-free workshop, traditional test mode be using manual pressure touch manner go to sense inside it whether There are foreign matter etc., often there are certain false drop rates for this manual pressure mode, some small foreign matters are difficult to detect, into And cause in defective products comes into the market, meanwhile, manual pressure be easy to cause backlight damage due to unbalance stress.

Utility model content

The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality It is to propose a kind of jig for backlight source inspection with novel purpose.

To achieve the above object, according to the jig for backlight source inspection of the utility model embodiment, including：

Bearing seat, the upper surface of the bearing seat are equipped with the rest area for being suitable for loading backlight to be checked and surround the placement The adsorption zone in area, the adsorption zone are laid with multiple adsorption holes being connected with vacuum source；

Transparent protective film, the transparent protective film can at least cover the rest area and adsorption zone, and be configured to The adsorption hole compresses the backlight being bonded in the rest area when generating vacuum suction effect.

According to the jig for backlight source inspection that the utility model embodiment provides, the absorption on bearing seat can be utilized Transparent protective film is adsorbed in hole, so that transparent protective film applies backlight surface certain pressure, in this way, when backlight is drawn When millet cake is bright, the problems such as whether there is foreign matter and white point in the backlight can be intuitively told with simpler, improve backlight The undesirable recall rate of source foreign matter, white point, reduces the problem of bad products are flowed into market, moreover, detection efficiency is high, meets The requirement of batch production.Meanwhile the pressure that transparent protective film applies backlight surface is uniform, avoids what manual pressure was brought Damage risk.

In addition, can also be had according to the jig for backlight source inspection of the utility model above-described embodiment following additional Technical characteristic：

One embodiment according to the present utility model, the bearing seat include：

Panel, the rest area and adsorption zone are set to the upper surface of the panel；

Bottom plate, the bottom plate are located at the lower section of the panel and an annular chamber are limited between the panel；

Pumping surfaces, the pumping surfaces are set on the panel or bottom plate, and pass through the annular chamber and multiple institutes State adsorption hole connection.

One embodiment according to the present utility model, the annular chamber is set to the lower surface of the panel, multiple described Adsorption hole is communicated through the panel and with the annular chamber；The bottom plate connect to close the annular with the panel sealing Chamber.

One embodiment according to the present utility model further includes the loading plate for being removably mounted to the rest area, described The upper surface of loading plate has the storage tank for loading the backlight.

One embodiment according to the present utility model, the depth of the storage tank are slightly less than the thickness of the backlight.

One embodiment according to the present utility model, the upper surface of the loading plate provide electricity equipped with one for the backlight The power supply terminal in source, the power supply terminal are located at the outside of the storage tank.

One embodiment according to the present utility model, the upper surface of the loading plate are equipped with to pick and place the backlight Slot is picked and placeed, the slot that picks and places is communicated with the storage tank.

One embodiment according to the present utility model, the rest area setting one are suitable for accommodating the receiving of the loading plate Slot.

One embodiment according to the present utility model, the depth of the container are equal to or slightly less than the thickness of the loading plate Degree.

The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent or recognized by the practice of the utility model.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is structure diagram of the utility model embodiment for the jig of backlight source inspection；

Fig. 2 is exploded view of the utility model embodiment for one visual angle of jig of backlight source inspection；

Fig. 3 is the exploded view that the utility model embodiment is used for another visual angle of the jig of backlight source inspection.

Reference numeral：

Bearing seat 10；

Panel 101；

Rest area P01；

Adsorption zone P02；

Adsorption hole 1011；

Annular chamber 1012；

Container 1013；

First threaded hole 1014；

Bottom plate 102；

First through hole 1021；

Second threaded hole 1022；

Pumping surfaces 103；

Transparent protective film 20.

Loading plate 30；

Storage tank 301；

Power supply terminal 302；

Pick and place slot 303；

Second through-hole 304；

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that the utility model Limitation, based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts All other embodiments obtained shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable The orientation or position relationship of the instructions such as hour hands ", " counterclockwise " " axial direction ", " circumferential direction ", " radial direction " are based on orientation shown in the drawings Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model System.

In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the utility model.

In the utility model unless specifically defined or limited otherwise, fisrt feature second feature it " on " or it " under " can be in direct contact including the first and second features, it is not to be in direct contact but lead to that can also include the first and second features Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " including One feature is right over second feature and oblique upper or is merely representative of fisrt feature level height higher than second feature.First is special Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward or only Represent that fisrt feature level height is less than second feature.

The jig for backlight source inspection of the utility model embodiment is described in detail with reference to the accompanying drawings.

Shown in please referring to Fig.1 to Fig.3, according to the jig for backlight source inspection that the utility model embodiment provides, packet Include bearing seat 10 and transparent protective film 20.

Specifically, the upper surface of bearing seat 10 is equipped with the rest area P01 for being suitable for loading backlight to be checked and is put around described The adsorption zone P02, the adsorption zone P02 for putting area P01 are laid with multiple adsorption holes 1011 being connected with vacuum source.

That is, the upper surface of bearing seat 10 has in rest area P01 and adsorption zone P02, such as Fig. 1 examples, carrying 10 construction of seat is rectangular, and the middle section positioned at the upper surface of bearing seat 10 is rest area P01, and rest area P01 is rectangle, is treated Inspection backlight can install the rest area P01 for the upper surface for being fixed to bearing seat 10.And the peripheral region of centrally located areas outside Domain is adsorption zone P02, and adsorption zone P02 is placed with multiple adsorption holes 1011, adsorption hole 1011 and external vacuum source (such as it is true Sky pump) it is connected, when vacuum source works, vacuumized by vacuum source and may be such that each adsorption hole 1011 generates negative-pressure adsorption Effect.

Transparent protective film 20 can at least cover the rest area P01 and adsorption zone P02, and be configured in the absorption Hole 1011 compresses the backlight being bonded in the rest area P01 when generating vacuum suction effect.It is transparent in Fig. 1 examples The area of protective film 20 and the area of the upper surface of bearing seat 10 are of substantially equal, and the upper table of bearing seat 10 can just be completely covered Face.

When vacuum source works, pass through each adsorption hole 1011 on the vacuum action adsorption zone P02 of vacuum source Suction-operated is generated, as long as at this point, when transparent protective film 20 is positioned over the upper surface of bearing seat 10, then transparent protective film 20 is It can be close to the upper surface of bearing seat 10 under suction-operated.And the middle section of the upper surface of bearing seat 10 is rest area P01, it should Backlight is mounted in the P01 of rest area, so, transparent protective film 20 can generate backlight in the P01 of rest area downward pressure, So that the surface of backlight generates a degree of compressing.

It should be noted that the surface of backlight should avoid part from pressing or apply excessive pressure, otherwise can cause Its structural failure, and in the utility model, transparent protective film 20 is adsorbed by suction-operated, recycles transparent protective film 20 to the back of the body Light source applies pressure, in this way, can so that pressure is uniform, will not be damaged backlight caused by local pressure.Meanwhile pass through vacuum The adjusting in source can be conveniently adjusted suction-operated, that is, convenient for adjusting the pressure that transparent protective film 20 is applied on backlight Power.

The course of work of the jig for backlight source inspection of the utility model embodiment is briefly described below.

First, backlight to be checked is fixedly installed to anti-rest area P01 on bearing seat 10, installation to rest area P01 it Between, need to check backlight surface with the presence or absence of dirt, foreign matter, dust etc., for example, if there are dirt, foreign matter, dust etc., it can To be cleaned, such as blown by air pressure gun and to wipe the surface of backlight and cleaned with the surface to backlight.

Then, the golden finger on the FPC on backlight is connected to power supply, is provided by power supply for backlight Operating voltage, so that backlight lights work.

Further, transparent protective film 20 is placed on to the upper surface of bearing seat 10, and ensures that transparent protective film 20 covers Rest area P01 and adsorption zone P02.

Further, each adsorption hole 1011 of adsorption zone P02 is vacuumized using vacuum source so that each adsorption hole 1011 generate suction-operated, and transparent protective film 20 is adsorbed the upper table in bearing seat 10 under the suction-operated of adsorption hole 1011 Face, at this point, transparent protective film 20 can generate backlight in the P01 of rest area downward pressure so that the surface of backlight generates A degree of compressing.

Finally, inspection personnel observes backlight surface with the presence or absence of bad problems such as foreign matter, white points.

According to the jig for backlight source inspection that the utility model embodiment provides, the suction on bearing seat 10 can be utilized Transparent protective film 20 is adsorbed in attached hole 1011, so that transparent protective film 20 applies backlight surface certain pressure, in this way, When backlight picture is lighted, can be asked with simpler intuitively tell in the backlight with the presence or absence of foreign matter and white point etc. Topic improves backlight foreign matter, the undesirable recall rate of white point, reduces the problem of bad products are flowed into market, moreover, detection effect Rate is high, meets the requirement of batch production.Meanwhile the pressure that transparent protective film 20 applies backlight surface is uniform, avoids The damage risk that manual pressure is brought.

Optionally, perspex material, such as PET materials may be used in transparent protective film 20, the transparent protective film 20 Erroneous judgement when thickness should avoid blocked up, the blocked up thickness from being likely to result in inspection, preferably, the thickness of the transparent protective film 20 For 0.05mm to 0.3mm, this thickness can either pack the durability of transparent protective film 20, meanwhile, it can also ensure to check backlight The picture inspection quality in source reduces erroneous judgement, reaches high yields.

In one embodiment of the utility model, bearing seat 10 includes panel 101, bottom plate 102 and pumping surfaces 103. Wherein, rest area P01 and adsorption zone P02 is set to the upper surface of the panel 101；Bottom plate 102 is located under the panel 101 An annular chamber 1012 is limited between panel 101 described in Fang Bingyu；Pumping surfaces 103 are set to the panel 101 or bottom plate 102 On, and pass through the annular chamber 1012 and connected with multiple adsorption holes 1011.

That is, being formed with annular chamber 1012 inside bearing seat 10, adsorption zone P02 arranges each adsorption hole 1011 with being somebody's turn to do Annular chamber 1012 communicates, and pumping surfaces 103 are arranged on panel 101 or bottom plate 102 and are to communicate with annular chamber 1012 , pumping surfaces 103 are connected with each adsorption hole 1011 in this way, can be realized using annular chamber 1012.When pumping surfaces 103 When being connected to vacuum source, vacuum source starts work, and air-flow enters to annular chamber 1012 by adsorption hole 1011, passing through annular chamber 1012 enter to pumping surfaces 103, can be realized as a result, and adsorption hole 1011 is vacuumized so that adsorption hole 1011 generates absorption Effect.

In the present embodiment, bearing seat 10, simple in structure using the above structure, processing easy to produce, meanwhile, be also convenient in The arrangement of adsorption hole 1011.

Advantageous, annular chamber 1012 is set to the lower surface of the panel 101, and multiple adsorption holes 1011 run through the panel It 101 and is communicated with the annular chamber 1012；The bottom plate 102 is tightly connected to close the annular chamber with the panel 101 1012.That is, annular chamber 1012 is opposing upper and lower with adsorption zone P02, adsorption hole 1011 through panel 101 just with ring Shape chamber 1012 connects, and is tightly connected between bottom plate 102 and panel 101 so that annular chamber 1012 forms sealing state, it is ensured that can Gas leakage is reduced when vacuumizing.

In Fig. 2 examples, multiple first through hole 1021 are set, the adsorption zone P02 settings on panel 101 are more on bottom plate 102 A first threaded hole 1014, multiple first bolts pass through corresponding first through hole 1021 and the first threaded hole on panel 101 1014 are threadedly coupled, in this way, realize the sealed connection between bottom plate 102 and panel 101, it is simple in structure, it is easy to assembly.

Optionally, metal material (such as aluminium alloy) or hard plastic material may be used in bottom plate 102 and panel 101, So, it can be ensured that the intensity of its structure, durability are good.

In some embodiments of the utility model, the loading plate 30 for being removably mounted to the rest area P01 is further included, The upper surface of the loading plate 30 has the storage tank 301 for loading the backlight.When specifically used, first by backlight It loads to the storage tank 301 of loading plate 30, then the loading plate 30 for being loaded with backlight is installed to the rest area of panel 101 P01。

It should be noted that loading plate 30 is adapted with backlight, can according to the shape of the backlight of inspection and The difference of size and be designed as different shape and size.

In the present embodiment, backlight is loaded using loading plate 30, then different loadings can be made according to different backlights Plate 30, in this way, when checking different backlights, as long as replacing corresponding loading plate 30, so that the use There is better applicability in the jig of backlight source inspection, meet the inspection requirements of different backlights.

More favorably, the depth of storage tank 301 is slightly less than the thickness of the backlight, in this way, when backlight load to When in the storage tank 301, the surface of backlight is slightly higher than the surface of loading plate 30, exists as a result, convenient for transparent protective film 20 Pressure is applied to backlight under suction-operated.

In an example of the utility model, the upper surface of loading plate 30 provides power supply equipped with one for the backlight Power supply terminal 302, the power supply terminal 302 are located at the outside of the storage tank 301.Wherein, which is to be connected to Power supply, when the loading plate 30 for being loaded with backlight is installed to rest area P01 on panel 101, directly by the gold of backlight Finger is connected on the power supply terminal 302, you can by the power supply terminal 302 is backlight transportation work voltage, using more Add conveniently.

Advantageous, the upper surface of loading plate 30 is equipped with picks and places slot 303 convenient for pick and place the backlight, described to pick and place slot 303 communicate with the storage tank 301.In this way, backlight being put into loading plate 30 or by backlight from loading plate 30 During taking-up, it can place a digit into slot 303 is picked and placeed, backlight can be easily removed or placed into using slot 303 is picked and placeed.

In an example of the utility model, rest area P01 settings one are suitable for accommodating the container of the loading plate 30 1013, in this way, loading plate 30 can be installed into container 1013, the positioning to loading plate 30 is realized using container 1013, It is also possible to loading plate 30 is avoided to be directly mounted on panel 101, the upper of the upper surface of panel 101 and loading plate 30 is caused There are larger differences in height between surface, cannot be adsorbed well so as to cause transparent protective film 20 and be fitted in the upper of panel 101 Surface.

Advantageous, the depth of container 1013 is equal to or slightly less than the thickness of the loading plate 30, in this way, can to fill When support plate 30 is installed into container 1013, the upper surface of loading plate 30 and the upper surface flush of panel 101 or loading plate 30 Upper surface be slightly above the upper surface of panel 101, thus, it is ensured that can transparent protective film 20 can preferably adsorb and be fitted in panel 101 surface, and uniform pressure is applied to the backlight on loading plate 30.

Illustratively, for the ease of the installation of loading plate 30, container 1013 runs through panel 101, is set on loading plate 30 Multiple second through-holes 304, set multiple second threaded holes 1022 on bottom plate 102, and multiple second bolts pass through corresponding second logical Hole 304 is threadedly coupled with the second threaded hole 1022, in this way, realizing that loading plate 30 is relatively fixed with bearing seat 10.

In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments " The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It combines in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the different embodiments or examples described in this specification and the feature of different embodiments or examples into Row combines and combination.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model Transformation or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (9)

1. a kind of jig for backlight source inspection, which is characterized in that including：

Bearing seat, the upper surface of the bearing seat are equipped with the rest area for being suitable for loading backlight to be checked and surround the rest area Adsorption zone, the adsorption zone are laid with multiple adsorption holes being connected with vacuum source；

Transparent protective film, the transparent protective film can at least cover the rest area and adsorption zone, and be configured to described Adsorption hole compresses the backlight being bonded in the rest area when generating vacuum suction effect.

2. the jig according to claim 1 for backlight source inspection, which is characterized in that the bearing seat includes：

Panel, the rest area and adsorption zone are set to the upper surface of the panel；

Bottom plate, the bottom plate are located at the lower section of the panel and an annular chamber are limited between the panel；

Pumping surfaces, the pumping surfaces are set on the panel or bottom plate, and pass through the annular chamber and multiple suctions Attached hole connection.

3. the jig according to claim 2 for backlight source inspection, which is characterized in that the annular chamber is set to described The lower surface of panel, multiple adsorption holes are communicated through the panel and with the annular chamber；The bottom plate and the panel It is tightly connected to close the annular chamber.

4. the jig according to claim 1 for backlight source inspection, which is characterized in that further include and be removably mounted to institute The loading plate of rest area is stated, the upper surface of the loading plate has the storage tank for loading the backlight.

5. the jig according to claim 4 for backlight source inspection, which is characterized in that the depth of the storage tank is smaller In the thickness of the backlight.

6. the jig according to claim 4 for backlight source inspection, which is characterized in that the upper surface of the loading plate is set There is a power supply terminal that power supply is provided for the backlight, the power supply terminal is located at the outside of the storage tank.

7. the jig according to claim 4 for backlight source inspection, which is characterized in that the upper surface of the loading plate is set There is the slot that picks and places convenient for picking and placeing the backlight, the slot that picks and places is communicated with the storage tank.

8. the jig according to claim 4 for backlight source inspection, which is characterized in that the rest area setting one is suitable for Accommodate the container of the loading plate.

9. the jig according to claim 8 for backlight source inspection, which is characterized in that the depth of the container is equal to Or it is slightly less than the thickness of the loading plate.