CN108459425A - Shield physical examination and surveys device and method - Google Patents
Shield physical examination and surveys device and method Download PDFInfo
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- CN108459425A CN108459425A CN201810259890.6A CN201810259890A CN108459425A CN 108459425 A CN108459425 A CN 108459425A CN 201810259890 A CN201810259890 A CN 201810259890A CN 108459425 A CN108459425 A CN 108459425A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
Abstract
The present invention relates to a kind of screen physical examinations to survey device and method.The device includes：Optical sensing module, the first adjuster, controller, the output end of first adjuster is connected with the position control terminal of optical sensing module, first output end of controller is connected with the startup control terminal of optical sensing module, the input terminal of controller is connected with the output end of optical sensing module, and the second output terminal of controller is connected with the input terminal of the first adjuster；After controller controls optical sensing module startup, optical sensing module emits light to screen body to be detected, the light wave that optical sensing module acquisition returns, and it is converted into optical signal and is sent to controller, controller controls the position that the first adjuster adjusts optical sensing module, continuously to detect the position to be detected of screen body to be detected, until all position detections to be detected on screen body to be detected are completed.Device and method is surveyed in the screen physical examination, and without manually completing and carrying screen body, detection process is time saving, saves manpower, improves detection efficiency.
Description
Technical field
The present invention relates to field of optical detection, more particularly to a kind of screen detection device and method.
Background technology
Universal with electronic product with advances in technology, the product with liquid crystal display plays more in our life
Carry out more important role, it is therefore, also higher and higher to the quality requirement of liquid crystal display, in order to ensure to shield the quality of body, then need pair
LCD screen is detected.
In general, being first to light screen body to the method for liquid crystal display detection and analysis, visually the liquid crystal display body after lighting is carried out
Observation, looks for the screen lighted and phenomena such as imaging is bad occurs, these appearance, which are imaged undesirable position mark, manually comes out, it
Liquid crystal display body is placed under the microscope afterwards, carrying out human eye to the position being marked checks, it is bad that these imagings occurs in lookup
Specific defect reason.It being detected using this mode, process is cumbersome, and detection process needs manually to complete, labor intensive,
Detection process takes, and detection efficiency is low.
Invention content
Based on this, it is necessary to for the low problem of artificial detection screen body detection efficiency, provide a kind of device that screen physical examination is surveyed
And method.
A kind of screen body detection device, including：
Optical sensing module；
First adjuster, the output end of the first adjuster are connected with the position control terminal of optical sensing module；
Controller, the first output end of controller are connected with the startup control terminal of optical sensing module, controller it is defeated
Enter end with the output end of optical sensing module to be connected, the second output terminal of controller is connected with the input terminal of the first adjuster；
After controller controls optical sensing module startup, optical sensing module emits light to screen body to be detected, optics inspection
The light wave that component acquisition returns is surveyed, and the light wave returned is converted after optical signal to and is sent to controller, controller control the
One adjuster adjusts the position of optical sensing module, continuously to detect the position to be detected of screen body to be detected, until screen to be detected
All position detections to be detected on body are completed.
The first adjuster includes in one of the embodiments,：
First motor control device, the input terminal of first motor control device are connected with the second output terminal of controller；
The input terminal of first motor, first motor is connected with the output end of first motor control device；
First transmission shaft, the first transmission shaft driving end are connected with the output end of first motor, the output end of the first transmission shaft
It is connected with optical sensing module；
First motor control device receives the change in location information of optical sensing module from controller, and then controls the first electricity
Machine exports power to the first transmission shaft, to drive optical sensing module to move.
Screen body detection device further includes in one of the embodiments,：
Microscope carrier, microscope carrier is for placing screen body to be detected；
Optical sensing module includes：
First light source, the startup control terminal of first light source are connected with the first output end of controller, the position of first light source
Control terminal is connected with the output end of the first adjuster, and first light source is for emitting light to screen body to be detected；
Receiving unit, the output end of receiving unit are connected with the input terminal of controller, the position control terminal of receiving unit with
The output end of first adjuster is connected, and receiving unit is used to receive the light wave by screen body to be detected reflection.
Screen body detection device further includes in one of the embodiments,：
Second adjuster, the input terminal of the second adjuster are connected with the second output terminal of controller, the second adjuster it is defeated
Outlet is connected with microscope carrier, and the second adjuster is used for after controller receives microscope carrier change in location information, adjusts microscope carrier position.
The second adjuster includes in one of the embodiments,：
Second motor control assembly, the input terminal of the second motor control assembly are connected with the second output terminal of controller；
Second motor, the input terminal of the second motor are connected with the output end of the second motor control assembly；
Second driving shaft, second driving shaft driving end be connected with the output end of the second motor, second driving shaft output
End is connected with microscope carrier；
Second motor control assembly receives the change in location information of microscope carrier by controller, and then controls the output of the second motor
Power is to second driving shaft, to drive microscope carrier to move.
Screen body detection device further includes in one of the embodiments,：
Second light source, and the startup control terminal of second light source is connected with the first output end of controller, is used for to be detected
Screen body emits beam, and the light wave of the transmission by screen body to be detected is received by receiving unit.
A kind of screen body detecting method, including：
It controls optical sensing module and emits light to screen body to be detected；
Receive the optical signal generated according to the light wave that screen body to be detected returns by optical sensing module；
The change in location information of optical sensing module is sent to the first adjuster, optics is adjusted to control the first adjuster
The position of detection components, and then the position to be detected that optical sensing module continuously detects screen body to be detected is controlled, until to be detected
All position detections to be detected shielded on body are completed.
Screen body detecting method further includes in one of the embodiments,：
The optical signal that analysis is generated by optical sensing module according to the light wave that screen body to be detected returns, obtains mapping to be checked
Picture；
Image to be detected is compared with preset defect picture；
When image to be detected existing defects, then the image to be detected is preserved, and prompts screen body existing defects to be detected.
Screen body detecting method further includes in one of the embodiments,：
Step A：The change in location information of microscope carrier is sent to the second adjuster, microscope carrier fortune is driven to control the second adjuster
It is dynamic；
Step B：Control optical sensing module detects the position to be detected of screen body to be detected；
A and step B repeat the above steps until all position detections to be detected on screen body to be detected are completed.
Screen body detecting method further includes in one of the embodiments,：
It controls second light source and emits light to screen body to be detected；
Receive the optical signal generated according to the light wave that screen body to be detected returns by optical sensing module；
The optical signal that analysis optical sensing module is generated according to the light wave that screen body to be detected returns, obtains image to be detected；
Image to be detected is compared with preset defect picture；
When image to be detected existing defects, then the image to be detected is preserved, and prompts screen body existing defects to be detected.
Device and method is surveyed in above-mentioned screen physical examination, is used cooperatively using optical sensing module, adjuster, controller, controller
By controlling the first adjuster, and then the position of optical sensing module can be changed, automatically continuously detect waiting for for screen body to be detected
Test position, until all positions to be detected are completed in detection, entire detection process is without manually completing and carrying screen body, inspection
Survey process is time saving, saves manpower, improves detection efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram for shielding body detection device in an embodiment；
Fig. 2 is the structural schematic diagram of the first adjuster in embodiment illustrated in fig. 1；
Fig. 3 is the structural schematic diagram of the optical sensing module in embodiment illustrated in fig. 1；
Fig. 4 is the structural schematic diagram for shielding body detection device in another embodiment；
Fig. 5 is the structural schematic diagram of the second adjuster in embodiment illustrated in fig. 4；
Fig. 6 is the flow chart for shielding body detecting method in an embodiment.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
Herein, such as left and right, upper and lower, front and rear, first and second etc relational terms are used merely to area
Divide an entity or action and another entity or action, and not necessarily requires or imply and is between this entity or action any
Actual this relationship or sequence.The terms "include", "comprise" or any other variant are intended to cover non-exclusive inclusion, by
This to include the process, method, article or equipments of a series of elements to include not only these elements, but also includes not bright
The other element really listed, or be elements inherent to such a process, method, article, or device.
Referring to Fig.1, in this embodiment, a screen body detection device is provided comprising, optical sensing module 100, first is adjusted
Save device 200 and controller 300；Wherein, the first output end phase of the startup control terminal of optical sensing module 100 and controller 300
Even, the position control terminal of optical sensing module 100 is connected with the output end of the first adjuster 200, optical sensing module 100 it is defeated
Outlet is connected with the input terminal of controller 300；The input terminal of first adjuster 200 is connected with the second output terminal of controller 300.
Specifically, microprogram control unit or combinational logic control device etc. may be used in controller 300, and controller 300 is logical
It crosses the first output end and sends enabling signal to optical sensing module 100, optical sensing module 100 receives enabling signal, opens
Operating mode is opened, emits light to screen body to be detected, optical sensing module 100 receives the light wave that screen body to be detected returns, by this
Light wave is converted into optical signal, and the optical signal after conversion is sent to controller 300, and controller 300 is according to reflected light signal point
It is whether defective that position to be detected is precipitated.Position Regulate signal is sent to the first adjuster 200 by controller 300 later, and first
Adjuster 200 receives position Regulate signal, adjusts the position of optical sensing module 100, continuously detects waiting for for screen to be detected
Test position, until all position detections to be detected on screen body to be detected are completed.
Specifically, change in location information may include the displacement information for prolonging x-axis, y-axis, z-axis and moving, and controller 300 is default
The change in location information of optical sensing module 100, after completing one-time detection, the first adjuster 200 connects from controller 300
The position change information of optical sensing module 100 is received, adjusting optical sensing module 100 prolongs x-axis or y-axis direction moves horizontally,
Change the horizontal position measured, after x-axis or y movements, adjusts optical sensing module 100 and prolong the movement of z-axis direction, realize real
When focus, continue to detect, realize comprehensive detection position to be detected.It should be noted that controller 300 has preset optics
The change in location information of detection components 100, and then control the first adjuster 200 and the position of optical sensing module 100 is adjusted
Section.Furthermore it is also possible to define the size of screen body to be detected, according to the size of screen body to be detected, optical sensing module is planned in real time
The comprehensive detection of test position is treated in 100 mobile route, realization.
In addition, change in location information can be angle change information, controller 300 can also detect group by preset optical
The angle change information of part 100 is in turn adjusted the position of optical sensing module 100 by the first adjuster 200.When complete
After one-time detection, the angle change information of preset optical sensing module 100 is sent to the first adjuster by controller 300
200, the first adjuster 200 continuously changes optical sensing module according to the angle change information for receiving optical sensing module 100
100 angle realizes the adjusting to 100 position of optical sensing module, continues to detect, realize comprehensive detection location to be checked
It sets.It should be noted that controller 300 has preset the angle change information of optical sensing module 100, and then controls first and adjust
Adjusting of the device 200 to 100 angle of optical sensing module, to change the position of optical sensing module 100.Furthermore it is also possible to fixed
The size of justice screen body to be detected plans range to be detected, changes optical sensing module in real time according to the size of screen body to be detected
100 angle change information, optical sensing module 100 realizes angle change, to treat the comprehensive continuous detection of test position.
It should be noted that position to be detected can be the everywhere continuous position of entire screen body to be detected, can be certain
Continuous position in one range can be the continuous position in certain several range, can also be that some are discontinuous interested
Position etc..
In the present embodiment, it is used cooperatively using optical sensing module 100, the first adjuster 200, controller 300, controller
300 by the control to the first adjuster 200, and then changes the position of optical sensing module 100, detects screen body to be detected automatically
Position to be detected, until all positions to be detected are completed in detection, entire detection process is without manually completing and carrying screen
Body, detection process is time saving, saves manpower, improves detection efficiency.
In one embodiment, with reference to Fig. 2, one first adjuster is provided, may include first motor control device
210, first motor 220 and the first transmission shaft 230.The second of the input terminal of first motor control device 210 and controller 300 is defeated
Outlet be connected, the output end of first motor control device 210 is connected with the input terminal of first motor 220, first motor 220 it is defeated
Outlet is connected with the driving end of the first transmission shaft 230, and the output end of the first transmission shaft 230 is connected with optical sensing module 100.
Wherein, stepper motor, servo motor, torque motor, asynchronous machine, position signal may be used in first motor 220
Motor, speed signal motor etc..
Specifically, change in location information may include the displacement information for prolonging x-axis, y-axis, z-axis and moving, first motor control dress
After setting the change in location information that 210 receive preset optical sensing module 100 in controller 300, by the position zinformation
It is sent to first motor 220, first motor 220, which receives, to output power after position zinformation to the first transmission shaft 230, and first
Transmission shaft 230 prolongs x-axis and y-axis direction moves horizontally, and drive optical sensing module 100 prolongs x-axis and y-axis direction moves horizontally, warp
It crosses after x-axis and y-axis movement, the first transmission shaft 230 prolongs the movement of z-axis direction, and optical sensing module 100 is driven to prolong the shifting of z-axis direction
It is dynamic so that optical sensing module 100 can focus in real time, realize comprehensive detection.It should be noted that first motor control dress
The route information that controller 300 is planned in real time can also be received by setting 210, and then the route information planned in real time is transmitted to first
Motor 220, control first motor 220 export power and change the position of optical sensing module 100 to the first transmission shaft 230.
In addition, change in location information can also be that angle change information, first motor control device 210 can also receive control
The angle change information is sent to first motor 220 by preset angle change information in device 300 processed, and first motor 220 receives
It is outputed power after angle change information to the first transmission shaft 230, the first transmission shaft 230 changes angle, to drive optics to examine
It surveys component 100 to move, changes the angle of optical sensing module 100, realize comprehensive detection position to be detected.It needs to illustrate
It is, in addition, first motor control device 210 can receive the angle planned in real time according to the detection range that controller 300 is planned
Change information is spent, and then the angle change information planned in real time is transmitted to first motor 220, and then controls first motor 220
Export the position that power changes optical sensing module 100 to the first transmission shaft 230.
In the present embodiment, location information, control first motor 220 driving the are received by first motor control device 210
One transmission shaft 230, the first transmission shaft 230 drive optical sensing module 100 to change position, and entire adjustment process is realized automatically, adjust
Regulating device is simple, and adjusting position is accurate, and regulative mode is various, has a wide range of application.
In one embodiment, with reference to Fig. 3, an optical sensing module is provided, may include first light source 110 and reception
Device 120.The startup control terminal of first light source 110 is connected with the first output end of controller 300, the position of first light source 110
Control terminal is connected with the output end of the first adjuster 200, and the output end of receiving unit 120 is connected with the input terminal of controller 300,
The position control terminal of receiving unit 120 is connected with the output end of the first adjuster 200.
Specifically, first light source 110 may be used laser light source, halogen light source, LED (Light Emitting Diode,
Light emitting diode) etc., CCD (Charge-coupled Device, charge coupled cell) etc. may be used in receiving unit 120.The
One light source 110 is located at the top (by taking embodiment shown in Fig. 3 as an example) of screen body to be detected, emits beam, waits for screen body to be detected
The light that detection screen body reflection first light source 110 emits, receiving unit 120 receive the light after reflection, and by the light after reflection
Line is converted into optical signal, by optical signal transmission to controller 300, is preset with defect picture in controller 300, controller 300 divides
The optical signal received is analysed, image to be detected is obtained, obtained image to be detected is compared with preset defect picture.
If image to be detected band is defective, the image to be detected is preserved, and prompts screen body existing defects to be detected；If to be detected
Image zero defect, then prompt image to be detected zero defect.Controller 300 sends position to the first adjuster 200 and moves later
Dynamic information, the first adjuster 200 adjust the position of first light source 110 and receiving unit 120, and first light source 110 is again to be checked
It surveys screen body and emits light, receiving unit 120 receives the light wave returned by screen body to be detected, and the light wave of return is converted into light letter
It number is sent to controller 300 and carries out defect analysis, to realize the detection to another position to be detected on screen body to be detected；In repetition
The continuous detection of the position to be detected to screen body to be detected may be implemented in the process stated.
Specifically, time division multiplexing may be used in the first adjuster 200, i.e., different letters is transmitted in different periods
Number, achieve the purpose that multiplexing, adjusts the position of first light source 110 and receiving unit 120；Frequency division multiplexing mould can also be used
The total bandwidth of transmission channel is divided into several sub-channels by formula, each subchannel transmission signal all the way, is realized and is adjusted the
The position of one light source 110 and receiving unit 120.
It should be noted that first light source 110 can prolong x-axis, y-axis or the movement of z-axis direction to change with receiving unit 120
The position of itself, first light source 110 can also be by changing angle to realize the variation of self-position with receiving unit 120.
In the present embodiment, it is used cooperatively using first light source 110 and receiving unit 120, it is right by the first adjusting part 200
First light source 110 and the position of receiving unit 120 are adjusted, and realize continuous detection, compact overall structure is simple, whole process
Without manual measurement and carrying, detection is accurate, and detection is efficient, while saving manpower, avoids in handling process to the two of screen body
Secondary damage.
Fig. 4 is please referred to, Fig. 4 is the structure for shielding body detection device in another embodiment.It may include optical sensing module
100, the first adjuster 200, controller 300, microscope carrier 400, second light source 500 and the second adjuster 600；Wherein optical detection group
Part 100 includes first light source 110 and receiving unit 120；The screen of screen the body detection device and embodiment shown in FIG. 1 of the present embodiment
Difference lies in the screen body detection device of the present embodiment further includes microscope carrier 400, the tune of second light source 500 and second to body detection device
Save device 600.First output end of controller 300 is connected with the startup control terminal of first light source 110, and the first of controller 300
Output end is also connected with the startup control terminal of second light source 500, the output end of the input terminal and receiving unit 120 of controller 300
It is connected, the second output terminal of controller 300 is connected with the input terminal of the first adjuster 200, and the second output terminal of controller 300 is also
It is connected with the input terminal of the second adjuster 600, the output end of the first adjuster 300 and the position control terminal phase of first light source 110
Even, the output end of the first adjuster 200 is also connected with the position control terminal of receiving unit 120, the output end of the second adjuster 600
It is connected with microscope carrier 400.
Specifically, microprogram control unit or combinational logic control device etc. may be used in controller 300, and controller 300 passes through
First output end sends enabling signal to second light source 500, and second light source 500 receives enabling signal, opens operating mode,
Emit light to screen body to be detected, receiving unit 120 receives the light by screen body to be detected transmission, and light is converted into light letter
Number, and the optical signal after conversion is sent to controller 300, controller 300 is according to the optical signal transmissive received by position tune
Section signal is sent to the second adjuster 600, and the second adjuster 600 receives position Regulate signal, and then adjusts the position of microscope carrier 400
It sets, continuously detects the position to be detected of screen to be detected, until all position detections to be detected on screen body to be detected are completed.
Controller 300 has preset the change in location information of microscope carrier 400, which includes prolonging x-axis, y-axis, z-axis
Mobile displacement information, after completing one-time detection, the second adjuster 600 receives preset microscope carrier 400 from controller 300
Change in location information, adjust microscope carrier 400 and prolong x-axis or y-axis direction moves horizontally, change the horizontal position of measurement, by x-axis or
After y-axis movement, adjusts microscope carrier 400 and prolong the movement of z-axis direction, ensure that second light source 500 focuses in real time, continue to detect, it is real
Existing comprehensive detection position to be detected.It should be noted that controller 300 has preset the position change of microscope carrier 400 in the present embodiment
Change information, and then control the second adjuster 600 and the position of microscope carrier 400 is adjusted, furthermore it is also possible to define screen body to be detected
Size the mobile route of microscope carrier 400 is planned, it is comprehensive that test position is treated in realization according to the size of screen body to be detected in real time
Continuous detection.
Further, controller 300 can also send enabling signal to first light source 110 by the first output end, the
One light source 110 receives enabling signal, opens operating mode, emits light to screen body to be detected, and light passes through screen body to be detected,
Receiving unit 120 receives the light of screen body reflection to be detected, light is converted into optical signal, and the optical signal after conversion is sent out
It send to controller 300, controller 300 is analyzed the defect at position to be detected according to the reflected light signal received, controlled later
Position Regulate signal is sent to the second adjuster 600 by device 300, and the second adjuster 600 receives position Regulate signal, and then adjusts
The position for saving microscope carrier 400, continuously detects the position to be detected of screen to be detected, until all locations to be checked on screen body to be detected
Detection is set to complete.First light source 110 is used cooperatively with second light source 500, and detection is accurate, while can be to microscope carrier 400 into line position
Adjusting is set, whole detection process does not need manual measurement and carries, time-saving and efficiency.
Specifically, it is referred to Fig. 5, is the structural schematic diagram of the second adjuster in the present embodiment.Second adjuster 600 can
To include the second motor control assembly 610, the second motor 620 and second driving shaft 630.Second motor control assembly 610 it is defeated
Enter end with the second output terminal of controller 300 to be connected, the output end of the second motor control assembly 610 is defeated with the second motor 620
Enter end to be connected, the output end of the second motor 620 is connected with the driving end of second driving shaft 630, the output end of second driving shaft 630
It is connected with microscope carrier 400.
Wherein, stepper motor, servo motor, torque motor, asynchronous machine, position signal may be used in the second motor 620
Motor, speed signal motor etc..
Second motor control assembly 610 receives the change in location information of preset microscope carrier 400 in controller 300, the position
Set change information include x-axis, y-axis, z-axis movement displacement information, which is sent to the second motor 620, the
Two motors 620 output power after receiving position change information to second driving shaft 630, and second driving shaft 630 prolongs x-axis and y-axis
Horizontal direction moves, and drive microscope carrier 400 prolongs x-axis and y-axis direction moves horizontally, and changes the position of microscope carrier 400, by x-axis and y-axis
After movement, second driving shaft 630 prolongs the movement of z-axis direction, and microscope carrier 500 is driven to prolong the movement of z-axis direction so that and microscope carrier 400 moves,
First light source 110 or second light source 500 can focus in real time, realize comprehensive detection.It should be noted that the second motor controls
Device 610 can also receive the detection route information that controller 300 is planned in real time, and then the route information planned in real time is transmitted
To the second motor 620, control the second motor 620 output power changes the position of microscope carrier 400 to second driving shaft 630.
It should be noted that first light source 110 and second light source 500 can be used alone, first light source 110 and the second light
Source 500 can also be used in conjunction with.
Time division multiplexing may be used in controller 300, i.e., different signals is transmitted in different periods, reaches multichannel biography
Defeated purpose can control the startup of first light source 110 and second light source 500, and position adjusting information is transferred to first
Adjuster 200 or the second adjuster 600；Frequency division multiplexing pattern can also be used, if being divided into the total bandwidth of transmission channel
Dry sub-channels, signal, realization control the startup of first light source 110 and second light source 500 to each subchannel transmission all the way, and
Position adjusting information can be transferred to the first adjuster 200 or the second adjuster 600.
Time division multiplexing may be used in first adjuster 200, i.e., different signals is transmitted in different periods, reaches more
The purpose of road transmission, adjusts the position of first light source 110 and receiving unit 120；Frequency division multiplexing pattern can also be used, i.e., will be passed
The total bandwidth of defeated channel is divided into several sub-channels, and signal, realization adjust first light source 110 to each subchannel transmission all the way
With the position of receiving unit 120.
In the present embodiment, it can be used alone second light source 500 and the screen body other side detected, it can also be by second light source
500 are used cooperatively with 110 source of the first light, while detecting screen body both sides, determine the specific location of screen volume defect, detection is accurate, together
When can to microscope carrier 400 carry out position adjusting, whole detection process not need manual measurement with carry, time-saving and efficiency is kept away simultaneously
Manpower-free causes screen body secondary damage during carrying screen body.
Fig. 6 is please referred in one of the embodiments, is the flow chart of the screen body detecting method in an embodiment.The screen
Body detecting method includes the following steps：
S702：It controls optical sensing module and emits light to screen body to be detected.
Specifically, controller sends enabling signal to photodetection assembly, and optical sensing module receives enabling signal, opens
Operating mode is opened, emits light to screen body to be detected.
S704：Receive the optical signal generated according to the light wave that screen body to be detected returns by optical sensing module.
Specifically, light is reflected by screen body to be detected, and optical sensing module receives the light wave reflected by screen body to be detected, and
The light wave is converted into optical signal, controller receives optical signal.
S706：The change in location information of optical sensing module is sent to the first adjuster, to control the first adjuster tune
The position of optical sensing module is saved, and then controls the position to be detected that optical sensing module continuously detects screen body to be detected, until
All position detections to be detected on screen body to be detected are completed.
Specifically, the change in location information of storage is sent to the first adjuster by controller, which can be with
It is the displacement information that optical sensing module prolongs x-axis, y-axis, z-axis, can also be the angle change information of optical sensing module, first
Adjuster continuously detects screen to be detected according to the change in location information received and then the change in location of control optical sensing module
The position to be detected of body, until all position detections to be detected on screen body to be detected are completed.
In the present embodiment, by the control of the first adjuster of controller pair, and then change the position of optical sensing module, it can
To realize the position to be detected for detecting screen body to be detected automatically, until all positions to be detected are completed in detection, whole process is not necessarily to
Screen body is manually completed and carries, detection process is time saving, saves manpower, improves detection efficiency
In one embodiment, above-mentioned S706 steps can be：The position of preset optical detection components becomes in controller
Change information, which includes the displacement information for prolonging x-axis, y-axis, z-axis and moving, and after completing one-time detection, first adjusts
Section device receives the change in location information of optical sensing module from controller, adjusts optical sensing module and prolongs x-axis or y-axis direction
It moves horizontally, changes the horizontal position of measurement, after x-axis or y movements, adjust optical sensing module and prolong the movement of z-axis direction,
It focuses in real time, continues to detect, realization is comprehensive continuously to detect position to be detected.It should be noted that in the present embodiment
The change in location information of preset optical detection components in controller, and then control the first adjuster and the position of optical detection is carried out
It adjusts, can also first define the size of screen body to be detected, according to the size of screen body to be detected, plan optical sensing module in real time
The comprehensive continuous detection of test position is treated in mobile route, realization.
, the angle information that optical sensing module can be preset in controller passes through controller after completing one-time detection
The angle change information of preset optical sensing module is sent to the first adjuster, the first adjuster is examined according to optics is received
The angle change information of component is surveyed, the continuous angle for changing optical sensing module realizes the adjusting to optical sensing module position,
Continue to detect, realization is comprehensive continuously to detect position to be detected.It should be noted that having preset optics inspection in the controller
The angle change information of component is surveyed, and then controls adjusting of first adjuster to optical sensing module angle, to change optics
The position of detection components, furthermore it is also possible to define the size of screen body to be detected, according to the size of screen body to be detected, planning is to be checked
The range of survey changes the angle change information of optical sensing module in real time, and optical sensing module realizes angle change, to treat
The comprehensive continuous detection of test position.
It is easy to operate using device by the adjusting of the position to the first adjuster in the present embodiment, realize automatic detection
Shield body, detection process saves manpower, and detection efficiency is high.
Further include in one of the embodiments, following steps after step S704：Analysis by optical sensing module according to
The optical signal that the light wave that screen body to be detected returns generates, obtains image to be detected.By image to be detected and preset defect picture
It is compared.When image to be detected existing defects, then the image to be detected is preserved, and prompts screen body existing defects to be detected.
Specifically, the light generated according to the light wave returned with detection screen body by optical sensing module is received by controller
Signal analyzes the optical signal in the controller, can obtain image to be detected at the position to be detected.It presets in the controller
There are some defect pictures, such as point defect, line defect etc. to lack image to be detected with preset after analyzing image to be detected
Sunken picture is compared.It by image to be detected and is preset with after some defect pictures are compared in the controller, when to be detected
Image existing defects then preserve the image to be detected in the controller, and prompt screen body to be detected there are defective.
In the present embodiment, picture to be detected and preset picture are compared in the controller, are not necessarily to artificial detection,
Detection is accurate, and saves manpower.
Can also include before step S702 in one of the embodiments,：Screen body to be detected is placed on microscope carrier,
And put screen.Specifically, the driver that screen body is written into general driving plate for programmable device may be used in point screen, is general driving plate
Arranging in pairs or groups, other put screen accessories, and screen body to be detected is allow to show image.
In the present embodiment, screen body to be detected is lighted, realizes the defect of screen body to be detected under detection normal work, detection knot
Fruit is accurate, and detection is effective.
S706 steps can also be with the following method in the above method in one of the embodiments,：Step A：By microscope carrier
Change in location information be sent to the second adjuster, with control the second adjuster drive microscope carrier movement.Step B：Control optics inspection
Survey the position to be detected of component detection screen body to be detected.A and step B repeat the above steps until being needed on screen body to be detected
Test position detection is completed.
Specifically, preset microscope carrier change in location information is transmitted to by the second adjuster by controller, is adjusted by second
Section device adjusting microscope carrier prolongs x-axis or y-axis direction moves horizontally, and changes the horizontal position of measurement, after x-axis or y-axis movement, adjusts
Section microscope carrier prolongs z-axis direction and moves horizontally, and continues to detect, realizes comprehensive detection position to be detected.It should be noted that this
Can preset the change in location information of microscope carrier in embodiment by controller, so control the second adjuster to the position of microscope carrier into
Row is adjusted, furthermore it is also possible to define the size of screen body to be detected, according to the size of screen body to be detected, plans the shifting of microscope carrier in real time
The comprehensive detection of test position is treated in dynamic route, realization.
In one embodiment, the above method can also include：It controls second light source and emits light to screen body to be detected.
Receive the optical signal generated according to the light wave that screen body to be detected returns by optical sensing module.Analysis optical sensing module is according to waiting for
The optical signal that the light wave that detection screen body returns generates, obtains image to be detected.By image to be detected and preset defect picture into
Row compares.When image to be detected existing defects, then the image to be detected is preserved, and prompts screen body existing defects to be detected.
Specifically, second light source to is sent enabling signal by the first output end of controller, second light source receives
Enabling signal opens operating mode, emits light to screen body to be detected.When light pass through screen body to be detected, by optical detection group
Receiving unit in part receives the light, and the light is converted into optical signal, and the optical signal after conversion is sent to control
Device processed analyzes the optical signal transmissive that will be received by controller, can obtain image to be detected at the position to be detected.
Some defect pictures, such as point defect, line defect etc., after analyzing image to be detected, by mapping to be checked are preset in controller
As being compared with preset defect picture.Image to be detected is compared with some defect pictures are preset in the controller
Afterwards, when image to be detected existing defects, then preserve the image to be detected in the controller, and prompt screen body to be detected there are
Defect.
In the present embodiment, transmitted light source is increased, can be used cooperatively with optical sensing module, while detecting the two of screen body
Side defect individually can also carry out defects detection to the side for shielding body, can detect that defect specific location, detection are accurate.
It is above-mentioned to limit the restriction that may refer to above in connection with screen body detection device about the specific of screen body detecting method,
This is repeated no more.
Each technical characteristic of above example can be combined arbitrarily, to keep description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield is all considered to be the range of this specification record.
Only several embodiments of the present invention are expressed for above example, the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, these are all within the scope of protection of the present invention.
Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of screen body detection device, which is characterized in that including：
Optical sensing module；
First adjuster, the output end of first adjuster are connected with the position control terminal of the optical sensing module；
Controller, the first output end of the controller are connected with the startup control terminal of the optical sensing module, the control
The input terminal of device processed is connected with the output end of the optical sensing module, and the second output terminal of the controller is adjusted with described first
The input terminal for saving device is connected；
After the controller controls the optical sensing module startup, the optical sensing module emits light to screen to be detected
Body, the light wave that the optical sensing module acquisition returns, and convert after optical signal the light wave returned to and be sent to the control
Device processed, the controller control the position that first adjuster adjusts the optical sensing module, continuously to detect described wait for
The position to be detected of detection screen body, until all position detections to be detected on the screen body to be detected are completed.
2. screen body detection device according to claim 1, which is characterized in that first adjuster includes：
First motor control device, the input terminal of the first motor control device and the second output terminal phase of the controller
Even；
First motor, the input terminal of the first motor are connected with the output end of the first motor control device；
First transmission shaft, the first transmission shaft driving end are connected with the output end of the first motor, first transmission shaft
Output end be connected with the optical sensing module；
The first motor control device receives the change in location information of the optical sensing module from the controller, and then controls
It makes the first motor and exports power to first transmission shaft, to drive the optical sensing module to move.
3. screen body detection device according to claim 1, which is characterized in that the screen body detection device further includes：
Microscope carrier, the microscope carrier is for placing the screen body to be detected；
The optical sensing module includes：
First light source, the startup control terminal of the first light source are connected with the first output end of the controller, first light
The position control terminal in source is connected with the output end of first adjuster, and the first light source is for emitting light to described to be checked
Survey screen body；
Receiving unit, the output end of the receiving unit are connected with the input terminal of the controller, the position of the receiving unit
Control terminal is connected with the output end of first adjuster, and the receiving unit is for receiving by the screen body reflection to be detected
Light wave.
4. screen body detection device according to claim 3, which is characterized in that the screen body detection device further includes：
The input terminal of second adjuster, second adjuster is connected with the second output terminal of the controller, and described second adjusts
The output end of section device is connected with the microscope carrier, and second adjuster, which is used to receive the microscope carrier position from the controller, to be become
After changing information, the microscope carrier position is adjusted.
5. screen body detection device according to claim 4, which is characterized in that second adjuster includes：
Second motor control assembly, the input terminal of second motor control assembly and the second output terminal phase of the controller
Even；
Second motor, the input terminal of second motor are connected with the output end of second motor control assembly；
Second driving shaft, second driving shaft driving end are connected with the output end of second motor, the described second transmission
The output end of axis is connected with the microscope carrier；
Second motor control assembly receives the change in location information of the microscope carrier by the controller, and then described in control
Second motor output power is to the second driving shaft, to drive the microscope carrier to move.
6. screen body detection device according to claim 3, which is characterized in that the screen body detection device further includes：
Second light source, and the startup control terminal of the second light source is connected with the first output end of the controller, is used for institute
It states screen body to be detected to emit beam, and receives the light wave of the transmission by the screen body to be detected by the receiving unit.
7. a kind of screen body detecting method, which is characterized in that including：
It controls optical sensing module and emits light to screen body to be detected；
Receive the optical signal generated according to the light wave that the screen body to be detected returns by optical sensing module；
The change in location information of optical sensing module is sent to the first adjuster, to control described in the first adjuster adjusting
The position of optical sensing module, and then control the location to be checked that the optical sensing module continuously detects the screen body to be detected
It sets, until all position detections to be detected on the screen body to be detected are completed.
8. screen body detecting method according to claim 7, which is characterized in that the screen body detecting method further includes：
The analysis optical signal generated according to the light wave that the screen body to be detected returns by optical sensing module, obtains to be detected
Image；
Described image to be detected is compared with preset defect picture；
When image to be detected existing defects, then the image to be detected is preserved, and prompts the screen body to be detected to exist and lack
It falls into.
9. screen body detecting method according to claim 7, which is characterized in that the screen body detecting method further includes：
Step A：The change in location information of microscope carrier is sent to the second adjuster, the load is driven to control second adjuster
Platform moves；
Step B：Control the position to be detected that the optical sensing module detects the screen body to be detected；
A and step B repeat the above steps until all position detections to be detected on the screen body to be detected are completed.
10. the method that screen physical examination according to claim 7 is surveyed, which is characterized in that the screen body detecting method further includes：
It controls second light source and emits light to the screen body to be detected；
Receive the optical signal generated according to the light wave that the screen body to be detected returns by optical sensing module；
The optical signal that the optical sensing module is generated according to the light wave that the screen body to be detected returns is analyzed, mapping to be checked is obtained
Picture；
Described image to be detected is compared with preset defect picture；
When image to be detected existing defects, then the image to be detected is preserved, and prompts the screen body existing defects to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810259890.6A CN108459425A (en) | 2018-03-27 | 2018-03-27 | Shield physical examination and surveys device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259890.6A CN108459425A (en) | 2018-03-27 | 2018-03-27 | Shield physical examination and surveys device and method |
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Family
ID=63237963
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| CN201810259890.6A Pending CN108459425A (en) | 2018-03-27 | 2018-03-27 | Shield physical examination and surveys device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109633948A (en) * | 2019-02-15 | 2019-04-16 | 深圳市华星光电半导体显示技术有限公司 | Display panel testing method and display panel testing |
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| JP2006266933A (en) * | 2005-03-24 | 2006-10-05 | Nippon Sheet Glass Co Ltd | Method and apparatus for inspecting defect in transparent plate |
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