CN104765172A - Liquid crystal screen detection device and method - Google Patents
Liquid crystal screen detection device and method Download PDFInfo
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- CN104765172A CN104765172A CN201510205366.7A CN201510205366A CN104765172A CN 104765172 A CN104765172 A CN 104765172A CN 201510205366 A CN201510205366 A CN 201510205366A CN 104765172 A CN104765172 A CN 104765172A
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
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Abstract
The invention relates to a liquid crystal screen detection device and method. The liquid crystal screen detection device and method aim to solve the problems that in the prior art, when a liquid crystal screen is detected, a test device needs to be carried with a hand, the test distance and position are not mastered easily, and the test result is lower in accuracy. The device comprises an object support for containing a target liquid crystal screen to be detected, a test device body for detecting optical parameters of the target liquid crystal screen placed on the object support and a moving device body for moving the test device body. In the liquid crystal screen detection process, due to the fact that the moving device body can move the test device body, the test device body does not need to be held by the hand, so that the phenomenon that the test result is inaccurate due to the fact that the test distance and position are not mastered easily can be effectively avoided, and the accuracy of the test result is further improved.
Description
Technical field
The present invention relates to liquid crystal display field, particularly relate to a kind of equipment and the method that detect liquid crystal display.
Background technology
Traditional TFT-LCD (Thin Film Transistor-Liquid Crystal Display; tft liquid crystal shields) in technique; when detecting liquid crystal display, usually the optical data under normal temperature first once can be tested, under follow-up high temperature again, adding correlation data again.Because at high temperature test point can be different under normal temperature, and under high temperature sample be generally staff hold proving installation test, but staff may be shaken, the bad assurance in Distance geometry position of test, and during hand-held test, design factors also there will be fluctuation, therefore the accuracy of test result is lower, accurately can not objectively reflect the real characteristic of product.
In sum, currently available technology when detecting liquid crystal display, usual very important person hand-held proving installation, the bad assurance in Distance geometry position of test, thus test result accuracy is lower.
Summary of the invention
A kind of equipment and method detecting liquid crystal display that the embodiment of the present invention provides, in order to solve exist in prior art liquid crystal display is detected time, usual very important person hand-held proving installation, the bad assurance in Distance geometry position of test, the problem that thus test result accuracy is lower.
A kind of equipment detecting liquid crystal display that the embodiment of the present invention provides, this equipment comprises: for placing the article carrying platform of Object LC to be detected screen, for the proving installation detected the optical parametric of the Object LC screen be placed on described article carrying platform, and for mobile described proving installation mobile device.
In the process detecting liquid crystal display, because the present invention can carry out mobile test device by mobile device, and hold proving installation without the need to staff, thus effectively can avoid the inaccurate phenomenon of test result caused due to the bad assurance in Distance geometry position of test, and then improve the accuracy of test result.
Optionally, described mobile device comprises the X screw axis for making described proving installation move in the horizontal direction, and the Y screw axis for making described proving installation move in vertical direction.
In the process detecting liquid crystal display, due to the present invention can control proving installation moving direction and position by X screw axis and Y screw axis, thus can locate the position of liquid crystal display accurately.
Optionally, this equipment also comprises: for heating the heating arrangement of described Object LC screen.
Optionally, this equipment also comprises: for protecting the thermal baffle of described proving installation in heating process.
In the process detecting liquid crystal display, because Object LC screen can be heated to different temperature by the present invention as required, and then realize accurately measuring under hot environment.
Optionally, this equipment also comprises: for being regulated the cylinder at the angle of inclination of described article carrying platform and surface level by the described article carrying platform of lifting.
In the process detecting liquid crystal display, because the different directions that Object LC shields can be regulated different angles by the present invention as required, thus the optical parametric of every block Object LC screen different angles can be detected accurately, more accurate due to the angular adjustment of carrying out testing, also further increases the accuracy of test result.
A kind of method detecting liquid crystal display that the embodiment of the present invention provides, the method comprises:
Determine the measuring point current to be checked on Object LC screen;
The detecting position moved to by proving installation for detecting described current measuring point to be checked is set up;
Detected by the optical parametric of proving installation to described current measuring point place to be checked.
In the process detecting liquid crystal display, because the present invention can according to the measuring point current to be checked determined, automatically proving installation is moved to corresponding detecting position to be set up and the detection carrying out corresponding optical parametric, when thus can effectively avoid staff to hold proving installation, due to the inaccurate phenomenon of test result that the reasons such as hand shaking cause, and then improve the accuracy of test result.
Optionally, determine the measuring point current to be checked on Object LC screen, comprising:
According to the positional information of the measuring point current to be checked comprised in described detection instruction, determine the measuring point current to be checked on Object LC screen; Or
According to the detection ordering of the Object LC screen preset, determine the position that described Object LC shields, and the detection ordering of the measuring point all to be checked shielded according to Object LC, determine the measuring point current to be checked on Object LC screen; Or
According to the width of the adjustable baffle plate for separating Object LC screen, and the size of described Object LC screen, determine the position that described Object LC shields, and according to the position that described Object LC shields, and the position of measuring point all to be checked on the described Object LC screen preset, determine the measuring point current to be checked on Object LC screen.
In the process detecting liquid crystal display, because the present invention can according to the measuring point current to be checked determined accurately by different modes, thus add and determine point mode to be detected, due to the position of carrying out the measuring point to be checked tested determine more accurate, also further increase the accuracy of test result.
Optionally, before determining the measuring point current to be checked on Object LC screen, also comprise:
According to the regulating command for regulating Object LC to shield placed angle received, regulate the article carrying platform of drop target liquid crystal display and the angle of inclination of surface level.
In the process detecting liquid crystal display, because the different directions that Object LC shields can be regulated different angles by the present invention as required, thus the optical parametric of every block Object LC screen different angles can be detected accurately, more accurate due to the angular adjustment of carrying out testing, also further increases the accuracy of test result.
Optionally, detect after if desired described Object LC screen being heated to preset temperature, before being detected by the optical parametric of proving installation to described current measuring point to be checked, also comprise:
Be closed in the thermal baffle for the protection of proving installation in heating process;
Object LC screen is heated to described preset temperature;
After heating completes, open described thermal baffle.
In the process detecting liquid crystal display, because Object LC screen can be heated to different temperature by the present invention as required, and then realize accurately measuring under hot environment.
Accompanying drawing explanation
The structural representation of the equipment of the detection liquid crystal display that Fig. 1 provides for the embodiment of the present invention;
The structural drawing of a kind of detection liquid crystal display equipment in detail that Fig. 2 provides for the embodiment of the present invention;
The connection diagram for X, Y screw axis and proving installation that Fig. 3 provides for the embodiment of the present invention;
The schematic top plan view of the connection for X, Y screw axis and proving installation that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the another kind of mobile device that Fig. 5 provides for the embodiment of the present invention;
The one-piece construction schematic diagram of the equipment of the detection liquid crystal display that Fig. 6 provides for the embodiment of the present invention;
The schematic flow sheet of the method for the detection liquid crystal display that Fig. 7 provides for the embodiment of the present invention;
The conventional position view of five check points on liquid crystal display that Fig. 8 provides for the embodiment of the present invention;
The schematic diagram of the closedown thermal baffle that Fig. 9 A provides for the embodiment of the present invention;
The schematic diagram opening thermal baffle that Fig. 9 B provides for the embodiment of the present invention;
The overall flow schematic diagram of the method for the detection liquid crystal display that Figure 10 provides for the embodiment of the present invention.
Embodiment
The embodiment of the present invention is in the process detecting liquid crystal display, because the present invention can carry out mobile test device by mobile device, and hold proving installation without the need to staff, thus effectively can avoid the inaccurate phenomenon of test result caused due to the bad assurance in Distance geometry position of test, and then improve the accuracy of test result.
Below in conjunction with Figure of description, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.And when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.
As shown in Figure 1, the equipment of detection liquid crystal display that the embodiment of the present invention provides comprises:
For placing the article carrying platform 101 of Object LC to be detected screen, for the proving installation 102 that detects of optical parametric to the Object LC screen be placed on article carrying platform, and for the mobile device 103 of mobile test device 102.
The embodiment of the present invention comprises article carrying platform 101, proving installation 102 and mobile device 103, article carrying platform 101 is for placing Object LC to be detected screen (namely detecting sample), proving installation 102 is connected with mobile device 103, for testing Object LC screen, mobile device 103 is for fixing also mobile test device 102.
In enforcement, the equipment of the detection liquid crystal display that the embodiment of the present invention provides can be independently for detecting the equipment of liquid crystal display, and the processor of namely main transmission control command is positioned at the inside of equipment; Also can be connected with computer by interface, and be detected liquid crystal display by this equipment of conputer controlled, the processor of namely main transmission control command be positioned at computer side; Or can be connected with computer, and equipment comprises the equipment of part control operation, namely can send control command by computer to equipment, also have part control command directly to be sent by processor integrated in equipment.
For convenience of description, below for Fig. 2, introduce a kind of structure of equipment of possible detection liquid crystal display, but the embodiment of the present invention is not limited in the equipment shown in Fig. 2, other equipment that can realize embodiment of the present invention function is all applicable to the present invention.
As shown in Figure 2, the structural drawing of a kind of detection liquid crystal display equipment in detail provided for the embodiment of the present invention; Wherein, article carrying platform 101 is comprised; Proving installation 102; Proving installation power lead 201; Position adjustments bar 202; Collet 205; Thermal baffle 206; Cylinder 207; Wherein, optionally, mobile device comprises the X screw axis for making proving installation move in the horizontal direction, and the Y screw axis for making proving installation move in vertical direction.
In figure, article carrying platform 101 is for placing liquid crystal display to be detected (namely detecting sample); Proving installation 102, for detecting the optical parametric of the Object LC screen be placed on article carrying platform, can be the first-class testing tool of test mirrors; 201 power leads for powering for proving installation.
Wherein, at the top of proving installation 102, there is the coupling arrangement (i.e. Y screw axis 203 and X screw axis 204) of X, Y respectively; Position adjustments bar 202 for regulating the position of adjustable baffle plate, the liquid crystal display of varying number and different size can be placed on article carrying platform 101; Jointly forming mobile device 103 by Y screw axis 203 and X screw axis 204, by regulating the position of Y screw axis 203 and X screw axis 204, and then realizing the movement to proving installation 102.In enforcement, the other end of proving installation 102 can be connected with computer, by testing the result feedback that obtains to computer, to carry out follow-up reliability evaluation.
In the embodiment of the present invention, Y screw axis 203 is the spiral roller of vertical direction, for making proving installation 102 upper mobile with the vertical direction (Y-axis) of article carrying platform in Fig. 2 101 parallel surface, X screw axis 204 is the spiral roller of horizontal direction, for making proving installation 102 upper mobile with the horizontal direction (X-axis) of article carrying platform in Fig. 2 101 parallel surface, and be positioned at the two ends of two screw axis, when two screw axis motions, the track of process is its tracks; Y screw axis 203 and X screw axis 204 fix the position of proving installation 102 respectively by two cylindrical stents, foremost induction pick-up is installed at spiral roller, and be connected with processor with motor, so just by can control the position of proving installation 102 to the adjustment of Y screw axis 203 and X screw axis 204 simultaneously.
As shown in Figure 3, be Y screw axis 203 and X screw axis 204 and the connection diagram of proving installation 102; 301 is X screw axis 204 and the junction of proving installation 102, and 302 be the junction of Y screw axis 203 and proving installation 102, in enforcement, also can exchange the position of 301 and 302.As shown in Figure 4, be the schematic top plan view of the connection for Y screw axis 203 and X screw axis 204 and proving installation 102.
In enforcement, except the position using Y screw axis 203 and X screw axis 204 to regulate proving installation 102, can also directly adopt structure as shown in Figure 5 to regulate the position of proving installation 102,501 directly can adopt the control lever that can be used in fixing also mobile test device 102 position.Except the structure of the mobile device shown in Fig. 2 and Fig. 5, other structure for mobile test device 102 is also applicable to the content of the embodiment of the present invention.
The equipment of the detection liquid crystal display that the embodiment of the present invention provides, both can detect the liquid crystal display under normal temperature environment, can detect again to the liquid crystal display under hot environment.If desired detect the liquid crystal display under hot environment, as shown in Figure 6, optionally, this equipment also comprises: for the heating arrangement 104 of heat target liquid crystal display.
In enforcement, heating arrangement 104 is mainly used in, when needing the liquid crystal display under detection hot environment, liquid crystal display being heated to default nominative testing temperature as required.And heating arrangement can be can be used in arbitrarily as liquid crystal display carries out the device that heats, its position is between article carrying platform 101 and proving installation 102, can below side between article carrying platform 101 as shown in Figure 2 and thermal baffle 206 or article carrying platform 101, particular location is not construed as limiting, as long as may be used for for Object LC screen carries out heating.
Because in heating process, temperature is higher, in order to the serviceable life of extended testing system device 102, as shown in Figure 2, optionally, this equipment also comprises: for the thermal baffle 206 of protection tester in heating process.In enforcement, when starting to heat liquid crystal display, needing first to close thermal baffle 206, controlling heating arrangement 104 and Object LC screen is heated to default appointment detected temperatures; After heating completes, open thermal baffle 206, and put collet 205 for proving installation 102, such proving installation 102 just can be tested under the protection of collet 205.
In enforcement, the material of collet 205 and thermal baffle 206 can be the material that high temperature resistant heat insulation cotton etc. can play heat-blocking action, only can meet under the detected temperatures preset, can play heat-blocking action.Because collet 205 can only play of short duration heat-blocking action, if ensure use for a long time at situation lower device hot and humid for a long time, thermal baffle 206 must be used.
Generally, Object LC screen needs to lie on article carrying platform 101, sometimes in order to measure the optical parametric of the liquid crystal display of different angles, needs the angle of inclination regulating drop target liquid crystal display.Optionally, this equipment also comprises: for being regulated the cylinder 207 at the angle of inclination of article carrying platform and surface level by Lifting carrying platform.Optionally, cylinder 207 is four, lays respectively at four edges of article carrying platform 101.
In enforcement, as shown in Figure 2, cylinder 207 can comprise four, lay respectively at four edges of article carrying platform 101, such as, by controlling two cylinders 207 wherein, the edge of the article carrying platform 101 at these two cylinder places can be elevated, make article carrying platform 101 and surface level form certain angle of inclination, and then realize regulating the angle of inclination of the Object LC screen needing to detect.No matter be at normal temperatures, still at high temperature, by the lifting of processor control cylinder 207, the angle of inclination of article carrying platform 101 and surface level can be regulated; That is, can tilt to the four direction of Object LC screen, namely left bank, have a down dip, right bank, surface thereof, and to five directions carry out full screen scanning (keep flat, left bank, have a down dip, right bank, surface thereof), scanning mainly comprise brightness, colourity and colour temperature etc.; The data in five directions are contrasted, all test results are being preserved, and the record of position and test result is carried out to all Object LCs screen.Meanwhile, according to the evaluation rule preset, reliability evaluation can be carried out according to the Object LC screen of the optical parametric detected to test, record is carried out to the position Object LC screen of test existing bad bad phenomenon.
In enforcement, the just embodiment of the present invention for convenience of description of the structure in each accompanying drawing of above-mentioned citing, does not limit the concrete structure shape etc. of the embodiment of the present invention, as long as the structure that can realize embodiment of the present invention function is all applicable to the present invention.
Based on same inventive concept, a kind of method detecting liquid crystal display is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to this equipment and the embodiment of the present invention detect the unit affinity of liquid crystal display, and therefore the enforcement of this equipment see the enforcement of method, can repeat part and repeat no more.
As shown in Figure 7, a kind of method detecting liquid crystal display that the embodiment of the present invention provides comprises:
Step 701, determines the measuring point current to be checked on Object LC screen;
Step 702, the detecting position moved to by proving installation for detecting current measuring point to be checked is set up;
Step 703, is detected by the optical parametric of proving installation to current measuring point place to be checked.
In enforcement, the liquid crystal display (i.e. Object LC screen) simultaneously detecting the detection of polylith needs may be needed, simultaneously, every block liquid crystal display there is again multiple default point need to detect (i.e. measuring point to be checked), when detecting at every turn, after receiving detection instruction, according to detection instruction, detecting position device being moved to the some correspondence that each default needs detect is set up, thus the present invention needs to determine that Object LC shields the measuring point current to be checked needing to detect, again the detecting position that the device of test moves to for detecting current measuring point to be checked is set up, corresponding detecting position postpone is moved at proving installation, can be detected by the optical parametric of proving installation to current measuring point place to be checked.
For convenience of description, assuming that the shape of Object LC to be detected screen is common rectangle, and the position of measuring point to be checked can be 5 points often detected, i.e. 1,2,3,4 and 5 five point as shown in Figure 8, wherein, and 1 center position of shielding for Object LC; All the other several point calculating methods: according to 1/2 of the central point length of product, 1/2 of width is the position of a corner, is the position of 2, can calculate all the other positions of 3,4 and 5 equally.
Except above-mentioned 5, can also preset the measuring point to be checked needing to carry out detecting as required, the measuring point current to be checked of the embodiment of the present invention is not limited in above 5 points.
In enforcement, the position of current measuring point to be checked can be determined in several ways, lower mask body introduction.
Optionally, step 701 specifically comprises:
According to the positional information of the measuring point current to be checked received, determine the measuring point current to be checked on Object LC screen.
In enforcement, the positional information of current measuring point to be checked can be comprised in the detection instruction sent, or can when needs detect, the positional information of the current measuring point to be checked of independent transmission, and then directly according to the positional information of current measuring point to be checked, the measuring point current to be checked on Object LC screen can be determined.
Or, according to the detection ordering of the Object LC screen preset, determine the position that Object LC shields, and the detection ordering of the measuring point all to be checked shielded according to Object LC, determine the measuring point current to be checked on Object LC screen.
In enforcement, also can preset the detection ordering of Object LC screen as required, and the detection ordering of measuring point to be checked; Such as, as shown in Figure 2, suppose article carrying platform there are 9 pieces of liquid crystal displays, and every block liquid crystal display detects five conventional points (as shown in Figure 8); Preset the sequence detection liquid crystal display according to liquid crystal display 1,2,3,4,5,6,7,8,9, and according to the sequence detection liquid crystal display of point 1,2,3,4,5, and the interval between each measuring point to be checked is 10s; Then according to the detection ordering of liquid crystal display preset and the detection ordering of measuring point to be checked, first can detect 1 point on liquid crystal display 1, start 2 points detected on liquid crystal display 1 after 10s, so analogize, detected five points on 9 pieces of liquid crystal displays successively.
Or, according to the width of the adjustable baffle plate for separating Object LC screen, and the size of Object LC screen, determine the position that Object LC shields, and according to the position that Object LC shields, and the position of measuring point all to be checked on the Object LC screen preset, determine the measuring point current to be checked on Object LC screen.
In enforcement, except the above-mentioned two kinds modes determining current measuring point to be checked, can also by the width of controllable register, and the position of the size determination Object LC screen of Object LC screen, and then determine current measuring point to be checked.
Such as, certain product is long: 11cm, wide: 7cm, suppose that the equipment of the detection liquid crystal display that the embodiment of the present invention provides is grown for 120cm, adjustable baffle plate width (being positioned on article carrying platform for separating the baffle plate of liquid crystal display) is 1cm, then can calculate the quantity of the liquid crystal display that article carrying platform can hold, computing method: 120/ (11+1)=10,10 liquid crystal display samples (liquid crystal display namely to be detected) can be placed in namely long direction (being generally horizontal direction).In like manner can calculate according to equipment is wide quantity and the center position that other direction places liquid crystal display.Determine that the method for five check points determines the position of five check points according to above-mentioned again, and then current measuring point to be checked can be determined.
Generally, Object LC screen needs to lie on article carrying platform 101, sometimes in order to measure the optical parametric of the liquid crystal display of different angles, needs the angle of inclination regulating drop target liquid crystal display.Optionally, before step 701, also comprise:
According to the regulating command for regulating Object LC to shield placed angle received, regulate the article carrying platform of drop target liquid crystal display and the angle of inclination of surface level.
In enforcement, by the lift adjustment article carrying platform of cylinder and the angle of inclination of surface level, and then realize regulating the angle of inclination of the Object LC screen needing to detect.No matter be at normal temperatures, still at high temperature, by the lifting of processor control cylinder, the angle of inclination of article carrying platform and surface level can be regulated; That is, can tilt to the four direction of Object LC screen, namely left bank, have a down dip, right bank, surface thereof, and to five directions carry out full screen scanning (keep flat, left bank, have a down dip, right bank, surface thereof), scanning mainly comprise brightness, colourity and colour temperature etc.; The data in five directions are contrasted, all test results are being preserved, and the record of position and test result is carried out to all Object LCs screen.Meanwhile, according to the evaluation rule preset, reliability evaluation can be carried out according to the Object LC screen of the optical parametric detected to test, record is carried out to the position Object LC screen of test existing bad bad phenomenon.
The equipment of the detection liquid crystal display that the embodiment of the present invention provides, both can detect the liquid crystal display under normal temperature environment, can detect again to the liquid crystal display under hot environment.If desired detect the liquid crystal display under hot environment, optionally, detect after if desired Object LC screen being heated to preset temperature, before step 703, also comprise:
Be closed in the thermal baffle for the protection of proving installation in heating process;
Object LC screen is heated to preset temperature;
After heating completes, open thermal baffle.
In enforcement, when starting to heat liquid crystal display, needing first to close for the protection of proving installation thermal baffle, controlling heating arrangement and Object LC screen is heated to default appointment detected temperatures; After heating completes, open thermal baffle, and put collet for proving installation, such proving installation just can be tested under the protection of collet.As shown in Figure 9 A, after test completes, or in the process of heat target liquid crystal display, close thermal baffle 206, with protection tester 102; As shown in Figure 9 B, when needs are tested, open thermal baffle 206.
As shown in Figure 10, the overall flow schematic diagram of the method for the detection liquid crystal display provided for the embodiment of the present application, wherein, suppose the optical parametric needing the liquid crystal display measuring different angles, and need the width according to the adjustable baffle plate for separating Object LC screen, and the measuring point current to be checked on the size determination Object LC screen of Object LC screen, then this overall flow comprises:
The regulating command for regulating Object LC to shield placed angle that step 1001, basis receive, regulates the article carrying platform of drop target liquid crystal display and the angle of inclination of surface level;
Step 1002, basis are for separating the width of the adjustable baffle plate of Object LC screen, and the size of Object LC screen, determine the position that Object LC shields;
Step 1003, position according to Object LC screen, and the position of measuring point all to be checked on the Object LC screen preset, determine the measuring point current to be checked on Object LC screen;
Step 1004, by proving installation, the detecting position moved to for detecting current measuring point to be checked is set up;
Step 1005, to be detected by the optical parametric of proving installation to current measuring point place to be checked.
It can be seen from the above: in the process detecting liquid crystal display, because the present invention can carry out mobile test device by mobile device, and hold proving installation without the need to staff, thus effectively can avoid the inaccurate phenomenon of test result caused due to the bad assurance in Distance geometry position of test, and then improve the accuracy of test result.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the process flow diagram of the method for the embodiment of the present invention, equipment (system) and computer program and/or block scheme.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block scheme and/or square frame and process flow diagram and/or block scheme and/or square frame.These computer program instructions can being provided to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computing machine or other programmable data processing device produce device for realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be loaded in computing machine or other programmable data processing device, make on computing machine or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computing machine or other programmable devices is provided for the step realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Claims (10)
1. one kind is detected the equipment of liquid crystal display, it is characterized in that, this equipment comprises: for placing the article carrying platform of Object LC to be detected screen, for the proving installation detected the optical parametric of the Object LC screen be placed on described article carrying platform, and for moving the mobile device of described proving installation.
2. equipment according to claim 1, is characterized in that, described mobile device comprises the X screw axis for making described proving installation move in the horizontal direction, and the Y screw axis for making described proving installation move in vertical direction.
3. equipment according to claim 1, is characterized in that, this equipment also comprises: for heating the heating arrangement of described Object LC screen.
4. equipment according to claim 1, is characterized in that, this equipment also comprises: for protecting the thermal baffle of described proving installation in heating process.
5. equipment according to claim 1, is characterized in that, this equipment also comprises: for being regulated the cylinder at the angle of inclination of described article carrying platform and surface level by the described article carrying platform of lifting.
6. equipment according to claim 5, is characterized in that, described cylinder is four, lays respectively at four edges of described article carrying platform.
7. detect a method for liquid crystal display, it is characterized in that, the method comprises:
Determine the measuring point current to be checked on Object LC screen;
The detecting position moved to by proving installation for detecting described current measuring point to be checked is set up;
Detected by the optical parametric of proving installation to described current measuring point place to be checked.
8. method according to claim 7, is characterized in that, determines the measuring point current to be checked on Object LC screen, comprising:
According to the positional information of the measuring point current to be checked received, determine the measuring point current to be checked on Object LC screen; Or
According to the detection ordering of the Object LC screen preset, determine the position that described Object LC shields, and the detection ordering of the measuring point all to be checked shielded according to Object LC, determine the measuring point current to be checked on Object LC screen; Or
According to the width of the adjustable baffle plate for separating Object LC screen, and the size of described Object LC screen, determine the position that described Object LC shields, and according to the position that described Object LC shields, and the position of measuring point all to be checked on the described Object LC screen preset, determine the measuring point current to be checked on Object LC screen.
9. according to the arbitrary described method of claim 7 ~ 8, it is characterized in that, detect after if desired described Object LC screen being heated to preset temperature, before being detected by the optical parametric of proving installation to described current measuring point to be checked, also comprise:
Be closed in the thermal baffle for the protection of proving installation in heating process;
Object LC screen is heated to described preset temperature;
After heating completes, open described thermal baffle.
10. according to the arbitrary described method of claim 7 ~ 8, it is characterized in that, before determining the measuring point current to be checked on Object LC screen, also comprise:
According to the regulating command for regulating Object LC to shield placed angle received, regulate the article carrying platform of drop target liquid crystal display and the angle of inclination of surface level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205366.7A CN104765172A (en) | 2015-04-27 | 2015-04-27 | Liquid crystal screen detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261319A (en) * | 2015-11-24 | 2016-01-20 | 广东威创视讯科技股份有限公司 | Screen detection device and detection method thereof |
| CN110501825A (en) * | 2019-07-29 | 2019-11-26 | 惠州市德赛西威汽车电子股份有限公司 | A kind of liquid crystal display optical property automatic test device and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6246253B1 (en) * | 1998-06-18 | 2001-06-12 | Hyundai Electronics Industries Co., Ltd. | System for testing liquid crystal and end seal of LCD cell |
| CN1341853A (en) * | 2000-09-05 | 2002-03-27 | 奥林巴斯光学工业株式会社 | Chip testing device |
| CN1971343A (en) * | 2006-12-05 | 2007-05-30 | 友达光电股份有限公司 | Checking platform and checking method using the same |
| JP2007225522A (en) * | 2006-02-24 | 2007-09-06 | Shimadzu Corp | Method of measuring deformation amount of substrate |
| CN202013722U (en) * | 2011-05-03 | 2011-10-19 | 京东方科技集团股份有限公司 | Electric property detecting device |
| CN104458207A (en) * | 2013-09-22 | 2015-03-25 | 北京兆维电子(集团)有限责任公司 | Liquid crystal display panel optical detecting system |
-
2015
- 2015-04-27 CN CN201510205366.7A patent/CN104765172A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6246253B1 (en) * | 1998-06-18 | 2001-06-12 | Hyundai Electronics Industries Co., Ltd. | System for testing liquid crystal and end seal of LCD cell |
| CN1341853A (en) * | 2000-09-05 | 2002-03-27 | 奥林巴斯光学工业株式会社 | Chip testing device |
| JP2007225522A (en) * | 2006-02-24 | 2007-09-06 | Shimadzu Corp | Method of measuring deformation amount of substrate |
| CN1971343A (en) * | 2006-12-05 | 2007-05-30 | 友达光电股份有限公司 | Checking platform and checking method using the same |
| CN202013722U (en) * | 2011-05-03 | 2011-10-19 | 京东方科技集团股份有限公司 | Electric property detecting device |
| CN104458207A (en) * | 2013-09-22 | 2015-03-25 | 北京兆维电子(集团)有限责任公司 | Liquid crystal display panel optical detecting system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261319A (en) * | 2015-11-24 | 2016-01-20 | 广东威创视讯科技股份有限公司 | Screen detection device and detection method thereof |
| CN105261319B (en) * | 2015-11-24 | 2018-01-23 | 广东威创视讯科技股份有限公司 | Screen detection means and its detection method |
| CN110501825A (en) * | 2019-07-29 | 2019-11-26 | 惠州市德赛西威汽车电子股份有限公司 | A kind of liquid crystal display optical property automatic test device and method |
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