CN109116599A - Liquid crystal display die set product test method - Google Patents
Liquid crystal display die set product test method Download PDFInfo
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- CN109116599A CN109116599A CN201811250446.4A CN201811250446A CN109116599A CN 109116599 A CN109116599 A CN 109116599A CN 201811250446 A CN201811250446 A CN 201811250446A CN 109116599 A CN109116599 A CN 109116599A
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- liquid crystal
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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
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- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The embodiment of the present invention proposes a kind of liquid crystal display die set product test method, it is related to liquid crystal display die set product test field, after this method is using the liquid crystal display die set to be tested on Product Visual identifying system identification assembly line, liquid crystal display die set to be tested product is placed on using mechanical hand to place on jig, then jig is placed with product using lifting pressure head to match, with fixation liquid crystal display die set to be tested, and after inserting the connector into liquid crystal display die set to be tested, liquid crystal display die set to be tested is moved to progress AOI under AOI test equipment to test automatically, and then the product of test passes is placed on the assembly line of next process by mechanical hand, and the product of test failure is placed on preset unqualified region, a kind of liquid crystal display die set product test method provided by the embodiment of the present invention, it can make The test job of liquid crystal display die set is not necessarily to artificial participation, is automatically performed AOI test, saves enterprise's production cost.
Description
Technical field
The present invention relates to liquid crystal display die set product test fields, test in particular to a kind of liquid crystal display die set
Method.
Background technique
It is the liquid crystal display die set production for drawing port with FPC (Flexible Printed Circuit, flexible circuit board)
Product, since FPC is soft, easily-deformable characteristic, mostly using artificial loading and unloading and in conjunction with AOI (Automatic Optic
Inspection, automated optical test) test mode test product display performance.Since the time of AOI detection is fixed, people
The time of work loading and unloading determines the beat of product test.Artificial loading product, connect with testing jig, open test bracket switch,
It opens AOI test switch, close test bracket switch, blanking product, entire exercise gets off, and one flake products of test need to expend a large amount of
Manual time causes product test beat very slow.So the test step of product often becomes bottleneck process in mould group workshop,
Process could be balanced by needing to increase personnel, cause cost of labor high.
Summary of the invention
The purpose of the present invention is to provide a kind of liquid crystal display die set product test methods, can make liquid crystal display die set
Test job is not necessarily to artificial participation, is automatically performed AOI test, saves enterprise's production cost.
To achieve the goals above, technical solution used in the embodiment of the present invention is as follows:
The embodiment of the invention provides a kind of liquid crystal display die set product test methods, the described method comprises the following steps:
Liquid crystal display die set to be tested on S1, Product Visual identifying system identification assembly line, and identified described
Liquid crystal display die set to be tested is sent to mechanical hand；
After S2, the mechanical hand adsorb the liquid crystal display die set to be tested, the liquid crystal display die set to be tested is put
It is placed in product and places jig；
S3, lifting pressure head are placed jig with the product after pushing and are matched, with the fixation liquid crystal display mode to be tested
Group makes connector be inserted into the liquid crystal display die set to be tested；
S4, the liquid crystal display die set to be tested is moved under AOI test equipment, and opens the AOI test equipment
Work starts AOI and tests automatically；
S5, when the liquid crystal display die set test passes to be tested, the mechanical hand adsorbs the liquid crystal to be tested
After showing mould group, the liquid crystal display die set to be tested is placed on the assembly line of next process；
S6, when the liquid crystal display die set test failure to be tested, the mechanical hand adsorbs the liquid crystal to be tested
After display module, the liquid crystal display die set to be tested is placed on preset unqualified region.
Further, the liquid crystal display die set to be tested is provided with the first component；The product is placed jig and is provided with
Stage portion, the stage portion are provided with notch, and the notch is matched with the shape of the first component, for accommodating described
One component.
Further, the depth of the notch is 3mm~5mm, and the difference of the width of the notch and the first component
Value is not less than 0.05mm.
Further, the notch includes the first plane and the second plane, first plane and the second plane phase
Vertically；When the first component is placed in the notch, first plane and second plane with described first
Part fits.
Further, the notch further includes third plane, the third plane intersect with second plane after at one
Predetermined angle.
Further, the angle after the third plane and second plane are overlapping is 45 °.
Further, the product is placed jig and is made of anti-abrasive material.
Further, the connector is vertical patch connector.
Further, the accuracy of identification of the Product Visual identifying system is at least 0.01mm.
Further, the repeatable accuracy of the mechanical hand is at least 0.02mm.
Compared with the existing technology, a kind of liquid crystal display die set product test method provided by the embodiment of the present invention uses
After Product Visual identifying system identifies the liquid crystal display die set to be tested on assembly line, using mechanical hand by liquid crystal display to be tested
Mould group is placed on product and places on jig, then places jig with product using lifting pressure head and matches, to fix test solution
Brilliant display module, and after inserting the connector into liquid crystal display die set to be tested, liquid crystal display die set to be tested is moved to AOI and is surveyed
AOI is carried out under examination equipment to test automatically, and then the product of test passes is placed on to the flowing water of next process by mechanical hand
On line, and the product of test failure is placed on preset unqualified region makes liquid crystal display die set compared with the prior art
Test job be not necessarily to artificial participation, be automatically performed AOI test, save enterprise's production cost.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of available mechanism for testing of liquid crystal display die set product test method provided by the embodiment of the present invention
Schematic diagram；
Fig. 2 shows a kind of one kind of liquid crystal display die set product test method provided by the embodiment of the present invention schematically
Flow chart；
Fig. 3 is the schematic diagram that liquid crystal display die set to be tested is placed on product placement jig；
Fig. 4 is a kind of a kind of schematic diagram of product placement jig provided by the embodiment of the present invention；
Fig. 5 is a kind of a kind of schematic elevational view of product placement jig provided by the embodiment of the present invention；
Fig. 6 shows a kind of schematic diagram of connector used by the embodiment of the present invention.
In figure: 10- mechanism for testing；20- liquid crystal display die set to be tested；The 21- first component；100- Product Visual identification system
System；200- mechanical hand；300- goes up and down pressure head；400- product places jig；410- stage portion；420- notch；The first plane of 421-；
The second plane of 422-；423- third plane；500- connector；600-AOI test equipment.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile of the invention
In description, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term " on ", "lower", "inner", "outside"
Set relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation or position usually put
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
In concrete meaning.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
As described in above-mentioned background technique, since the test in the prior art for liquid crystal display mode set product is using people
Work loading and unloading and the mode for combining AOI equipment need a large amount of artificial operational sequences, cause production cost higher, produce during this
Product competitiveness is lower.
Based on the defect of the above-mentioned prior art, a kind of improved procedure provided by the embodiment of the present invention are as follows: regarded using product
After feeling the liquid crystal display die set to be tested on identifying system identification assembly line, liquid crystal display die set to be tested is put using mechanical hand
It sets and is placed on jig in product, then place jig with product using lifting pressure head and match, with fixation liquid crystal display to be tested
Mould group, and after inserting the connector into liquid crystal display die set to be tested, liquid crystal display die set to be tested is moved to AOI test equipment
Lower progress AOI is tested automatically, and then the product of test passes is placed on the assembly line of next process by mechanical hand, and
The product of test failure is placed on preset unqualified region.
Referring to Fig. 1, Fig. 1 is that a kind of liquid crystal display die set product test method provided by the embodiment of the present invention is optional
10 schematic diagram of mechanism for testing, the mechanism for testing 10 can be used for liquid crystal display mode set product provided by the embodiment of the present invention survey
Examination, the mechanism for testing 10 include Product Visual identifying system 100, mechanical hand 200, lifting pressure head 300, product place jig 400,
Connector 500 and AOI test equipment 600, all components of the mechanism for testing 10 can connect the same control equipment, such as together
It is one PLC (Programmable Logic Controller, programmable logic controller (PLC)) or the same single-chip microcontroller, same
One computer etc., as long as the same control equipment of connection is uniformly controlled above-mentioned by the control equipment connected
Unit coordinates work, to realize liquid crystal display die set product test method provided by the embodiment of the present invention.
Referring to Fig. 2, Fig. 2 shows a kind of liquid crystal display die set product test methods provided by the embodiment of the present invention
A kind of schematic flow chart, in embodiments of the present invention, the liquid crystal display die set product test method the following steps are included:
Step S1, the liquid crystal display die set to be tested on Product Visual identifying system identification assembly line, and will identify that
Liquid crystal display die set to be tested is sent to mechanical hand.
In embodiments of the present invention, in the flow work process, flowing water is identified by Product Visual identifying system 100 first
Then liquid crystal display to be tested that liquid crystal display die set 20 to be tested is identified, and will identify that by all products on line
Mould group 20 is sent to mechanical hand 200, so that mechanical hand 200 picks and places the liquid crystal display die set to be tested 20 on assembly line.
Optionally, as an implementation, in embodiments of the present invention, the identification essence of Product Visual identifying system 100
Degree is at least 0.01mm, for example how Fa Site visual-alignment system either health regards vision system etc..
Step S2, after mechanical hand adsorbs liquid crystal display die set to be tested, liquid crystal display die set to be tested is placed in product
Place jig.
It is the equipment for placing liquid crystal display die set 20 to be tested that product, which places jig 400, and mechanical hand 200 is in assembly line
After upper absorption liquid crystal display die set 20 to be tested, then liquid crystal display die set 20 to be tested is placed on product and placed on jig 400,
For use as the AOI test to product.
Optionally, as an implementation, in embodiments of the present invention, the repeatable accuracy of mechanical hand 200 is at least
0.02mm, such as the mechanical hand etc. of some three axis, four axis either six axis.
Also, optionally, as an implementation, in embodiments of the present invention, product places jig 400 by wear-resistant
Material is made.
Also, optionally, as an implementation, referring to Fig. 3, Fig. 3 is liquid crystal display die set 20 to be tested placement
The schematic diagram on jig 400 is placed in product, in embodiments of the present invention, liquid crystal display die set 20 to be tested is provided with first
Part 21, such as the FPC of liquid crystal display die set to be tested 20, and product places jig 400 and is provided with stage portion 410, in stage portion
Notch 420 is provided on 410, the shape of the notch 420 is matched with the shape of liquid crystal display die set 20 to be tested, the notch
420 for accommodating the first component 21.
That is, the first component 21 will when liquid crystal display die set 20 to be tested is placed on product and places on jig 400
It is accommodated in notch 420, in order to which connector 500 is inserted into the first component of liquid crystal display die set 20 to be tested in fixed position
21。
Optionally, as an implementation, the depth of notch 420 is 3mm~5mm, and the width of notch 420 and first
The difference of component 21 is not less than 0.05mm, in order to which 21 capacitance of the first component is in notch 420.
Optionally, as an implementation, referring to Fig. 4, Fig. 4 is put for a kind of product provided by the embodiment of the present invention
A kind of schematic diagram of jig 400 is set, in embodiments of the present invention, notch 420 includes the first plane 421 and the second plane
422, the first plane 421 and the second plane 422 are perpendicular.
As shown in figure 4, in embodiments of the present invention, two the first planes 421 and two the second planes 422 are hung down mutually respectively
Directly, it and works in coordination to form notch 420.And as shown in connection with fig. 3, when the first component 21 is placed in notch 420, the first plane
421 fit with the first component 21 with the second plane 422.
Optionally, as an implementation, referring to Fig. 5, Fig. 5 is put for a kind of product provided by the embodiment of the present invention
A kind of schematic elevational view of jig 400 is set, in embodiments of the present invention, notch 420 further includes third plane 423, the third
Plane 423 intersect with the second plane 422 after at a predetermined angle, and the one end of third plane 423 far from the second plane 422 is towards remote
Direction from notch 420 extends.In this way, third plane 423 matches the formation slope at notch 420 with the second plane 422, with
Just when liquid crystal display die set 20 to be tested is placed on product placement jig 400, the first component 21 slides into notch 420.
Optionally, as an implementation, in embodiments of the present invention, third plane 423 and the second plane 422 are overlapping
The angle formed afterwards is 45 ° (as shown in figure 5, it can be appreciated that 135 °).
It is appreciated that in the other some embodiments of the embodiment of the present invention, third plane 423 can also with it is second flat
Other angles, such as 50 °, 60 ° either 70 °, 80 ° etc. are formed after face 422 is overlapping.
Please continue to refer to Fig. 2, step S3, goes up and down and matched after pressure head 300 pushes with product placement jig 400, with fixation
Liquid crystal display die set 20 to be tested makes connector 500 be inserted into liquid crystal display die set 20 to be tested.
After liquid crystal display die set 20 to be tested is placed on product placement jig 400 by mechanical hand 200, pressure head 300 is gone up and down
Decline, and place jig 400 with product and match, with fixation liquid crystal display die set 20 to be tested, and then enable connector 500
It is inserted into liquid crystal display die set 20 to be tested.Specifically, being to be inserted into the golden finger of the FPC of liquid crystal display die set 20 to be tested
Connector 500.
Optionally, referring to Fig. 6, one kind that Fig. 6 shows connector 500 used by the embodiment of the present invention is schematically tied
Composition, as an implementation, connector 500 use vertical patch connector, and connector 500 is being inserted into liquid crystal to be tested
When display module 20, the PIN in the golden finger of the FPC of liquid crystal display die set 20 to be tested is inserted into the groove of connector 500.
Please continue to refer to Fig. 2, step S4, liquid crystal display die set 20 to be tested is moved under AOI test equipment 600, and
It opens AOI test equipment 600 to work, starts AOI and test automatically.
S5, judge whether product test is qualified；When qualification, step S6 is executed；When unqualified, step S7 is executed.
AOI test equipment 600 is after the test for carrying out display performance to test solution crystalline substance display module 20, according to product
Test result thens follow the steps S6 when product test qualification；And when product test is unqualified, then follow the steps S7.
After S6, mechanical hand 200 adsorb liquid crystal display die set 20 to be tested, liquid crystal display die set 20 to be tested is placed on down
On the assembly line of one procedure.
For the liquid crystal display die set of the product of AOI test passes, that is, test passes, mechanical hand 200 then adsorbs survey
Liquid crystal display die set is placed on the assembly line of next process after trying qualified liquid crystal display die set, the liquid crystal is completed
Show the process of mould group test.
After S7, mechanical hand 200 adsorb liquid crystal display die set 20 to be tested, liquid crystal display die set 20 to be tested is placed on pre-
If unqualified region.
Relatively, for the liquid crystal display die set of the product of AOI test failure, that is, test failure, mechanical hand
Liquid crystal display die set is placed on preset unqualified region after 200 liquid crystal display die sets for adsorbing the test failure, is kept away
The product for exempting from test failure enters in next process, causes to produce underproof liquid crystal display die set.
In conclusion a kind of liquid crystal display die set product test method provided by the embodiment of the present invention, is regarded using product
After feeling that identifying system 100 identifies the liquid crystal display die set to be tested 20 on assembly line, using mechanical hand 200 by liquid crystal to be tested
Show that mould group 20 is placed on product and places on jig 400, then places jig 400 with product using lifting pressure head 300 and match, with
Fixed liquid crystal display die set 20 to be tested, and after connector 500 is inserted into liquid crystal display die set 20 to be tested, by liquid crystal to be tested
Display module 20 is moved to progress AOI under AOI test equipment 600 and tests automatically, and then passes through mechanical hand 200 for test passes
Product is placed on the assembly line of next process, and the product of test failure is placed on preset unqualified region, phase
Than making the test job of liquid crystal display die set without artificial participation, being automatically performed AOI test, save enterprise in the prior art
Industry production cost.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (10)
1. a kind of liquid crystal display die set product test method, which is characterized in that the described method comprises the following steps:
S1, Product Visual identifying system identification assembly line on liquid crystal display die set to be tested, and by it is described identify it is to be measured
Examination liquid crystal display die set is sent to mechanical hand；
After S2, the mechanical hand adsorb the liquid crystal display die set to be tested, the liquid crystal display die set to be tested is placed in
Product places jig；
S3, lifting pressure head are placed jig with the product after pushing and are matched, and with the fixation liquid crystal display die set to be tested, make
Connector is inserted into the liquid crystal display die set to be tested；
S4, the liquid crystal display die set to be tested is moved under AOI test equipment, and opens the AOI test equipment work,
Start AOI to test automatically；
S5, when the liquid crystal display die set test passes to be tested, the mechanical hand adsorbs the liquid crystal display mode to be tested
After group, the liquid crystal display die set to be tested is placed on the assembly line of next process；
S6, when the liquid crystal display die set test failure to be tested, the mechanical hand adsorbs the liquid crystal display to be tested
After mould group, the liquid crystal display die set to be tested is placed on preset unqualified region.
2. the method as described in claim 1, which is characterized in that the liquid crystal display die set to be tested is provided with the first component；
The product places jig and is provided with stage portion, and the stage portion is provided with notch, the notch and the first component
Shape match, for accommodating the first component.
3. method according to claim 2, which is characterized in that the depth of the notch is 3mm~5mm, and the notch
The difference of width and the first component is not less than 0.05mm.
4. method according to claim 2, which is characterized in that the notch includes the first plane and the second plane, and described the
One plane and second plane are perpendicular；
When the first component is placed in the notch, first plane and second plane with the first component
It fits.
5. method as claimed in claim 4, which is characterized in that the notch further includes third plane, the third plane with
At a predetermined angle after the second plane intersection.
6. method as claimed in claim 5, which is characterized in that the angle after the third plane and second plane are overlapping
It is 45 °.
7. the method as described in claim 1, which is characterized in that the product is placed jig and is made of anti-abrasive material.
8. the method as described in claim 1, which is characterized in that the connector is vertical patch connector.
9. the method as described in claim 1, which is characterized in that the accuracy of identification of the Product Visual identifying system is at least
0.01mm。
10. the method as described in claim 1, which is characterized in that the repeatable accuracy of the mechanical hand is at least 0.02mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811250446.4A CN109116599A (en) | 2018-10-25 | 2018-10-25 | Liquid crystal display die set product test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811250446.4A CN109116599A (en) | 2018-10-25 | 2018-10-25 | Liquid crystal display die set product test method |
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| CN201811250446.4A Pending CN109116599A (en) | 2018-10-25 | 2018-10-25 | Liquid crystal display die set product test method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113391135A (en) * | 2021-05-13 | 2021-09-14 | 昆山丘钛光电科技有限公司 | NFC test equipment |
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Application publication date: 20190101 |