CN208432497U - Flexible screen reliability test system - Google Patents
Flexible screen reliability test system Download PDFInfo
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- CN208432497U CN208432497U CN201820958315.0U CN201820958315U CN208432497U CN 208432497 U CN208432497 U CN 208432497U CN 201820958315 U CN201820958315 U CN 201820958315U CN 208432497 U CN208432497 U CN 208432497U
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- flexible screen
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- stepper motor
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Abstract
The utility model embodiment provides a kind of flexible screen reliability test system, comprising: control equipment, high-temperature cabinet and the high-temperature cabinet Flexing Apparatus being correspondingly arranged and the test device being correspondingly arranged with Flexing Apparatus；Control equipment is electrically connected with Flexing Apparatus and test device respectively；Flexing Apparatus is for driving flexible screen to do bending movement；High-temperature cabinet is used to provide test temperature for the cripping test of flexible screen；The dependability parameter for the flexible screen that test device is used to be kept in motion at a temperature of testing experiment is simultaneously sent to control equipment.It can be realized the measurement to the performance parameter under flexible screen bending, different temperatures, provide automatic test device for flexible screen test, the flexible screen quality convenient for producing to each producer is judged, to guarantee flexible screen quality.
Description
Technical field
The utility model relates to flexible screen testing fields, more particularly to a kind of flexible screen reliability test system.
Background technique
With the continuous development of flexible material, flexible screen industry technology also more becomes mature, and more and more producers start to give birth to
Flexible screen is produced and sold, applies in TV, mobile phone etc., more portable Related product is provided for user.Currently, flexible screen is still
At initial stage in development, not dedicated for the device tested flexible screen performance, flexible screen quality be cannot be guaranteed, comprehensive
On, it is quite necessary to a kind of system for flexible screen reliability test is provided.
Utility model content
Based on this, it is necessary to aiming at the problem that flexible screen quality cannot ensure, provide a kind of flexible screen reliability test
System.
To achieve the goals above, on the one hand, the utility model embodiment provides a kind of flexible screen reliability test system
System, comprising: control equipment, high-temperature cabinet, with the high-temperature cabinet Flexing Apparatus being correspondingly arranged and be correspondingly arranged with Flexing Apparatus
Test device；
Control equipment is electrically connected with Flexing Apparatus and test device respectively；
Flexing Apparatus is for driving flexible screen to do bending movement；
High-temperature cabinet is used to provide test temperature for the cripping test of flexible screen；
The dependability parameter for the flexible screen that test device is used to be kept in motion at a temperature of testing experiment is simultaneously sent to control
Control equipment.
Flexing Apparatus includes: stepper motor, rotating device, flexible screen fixture in one of the embodiments,；
A part of flexible screen is fixed on flexible screen fixture, and another part is fixed on rotating device；
Stepper motor and rotating device are mechanically connected；
Control equipment is electrically connected with stepper motor, and for controlling stepper motor work, so that rotating device be driven to drive
Flexible screen rotation.
Rotating device includes swing arm, transmission mechanism in one of the embodiments,；A part of flexible screen is fixed on soft
Property screen fixture on, another part is fixed on a swing arm；
Stepper motor is connect with transmission mechanism, and transmission mechanism is connect with swing arm.
Stepper motor includes the first stepper motor and second stepper motor in one of the embodiments,；Control equipment point
It is not electrically connected with the first stepper motor and second stepper motor；Transmission mechanism includes shaft coupling, sliding platform, connecting plate, bias
Take turns mechanism, travelling arm, shifting sledge, ejector pin mechanism, gear mechanism；
First stepper motor passes sequentially through shaft coupling, sliding platform, connecting plate and eccentric wheel mechanism and connects, the second stepping electricity
Machine is connect with eccentric wheel mechanism, and the first stepper motor cooperates driving eccentric wheel mechanism that travelling arm is driven to move with second stepper motor
It is slided on dynamic sliding rail；
Travelling arm connects ejector pin mechanism, and ejector pin mechanism is connect by gear mechanism with swing arm.
Dependability parameter includes rotation angle information, tensile stress, luminance signal and temperature in one of the embodiments,
Signal；Test device includes angle measurement element, tension measurement element, brightness collector and temperature sampler；
Angle measurement element is for measuring the rotation angle information of flexible screen during rotation；
Tension measurement element is used to measure the tensile stress of flexible screen；
Brightness collector is used to acquire the luminance signal of flexible screen；
Temperature sampler is used to acquire the temperature signal of flexible screen surfaces；
Equipment is controlled to communicate to connect with rotation angle information, tensile stress, brightness collector and temperature sampler respectively, and
For obtaining rotation angle information, tensile stress, luminance signal and temperature signal.
High-temperature cabinet is black high-temperature cabinet in one of the embodiments,.
Temperature sampler includes temperature sensor and temperature receptacle in one of the embodiments,；
Temperature sensor is attached in flexible screen；Temperature receptacle one end is connect with temperature sensor, the other end and control
Equipment connection.
Flexible screen reliability test system further includes external programmable power supply, external program-controlled electric in one of the embodiments,
Source is used to power for flexible screen；
External programmable power supply is connect with control equipment.
Control equipment further includes touch screen in one of the embodiments,.
Brightness collector includes luminance meter or spectrometer in one of the embodiments,.
It is reliable that wherein one or more embodiments of the utility model at least have the following advantages and beneficial effects: flexible screen
Property test macro include control equipment, high-temperature cabinet and the Flexing Apparatus being arranged in high-temperature cabinet and corresponding with Flexing Apparatus
The test device of setting provides certain test temperature for flexible screen using high-temperature cabinet, and drives flexibility using Flexing Apparatus
Screen do bending movement, control equipment by obtain test device test test temperature under be kept in motion flexible screen can
By property parameter, the reliability test to flexible screen may be implemented, can be realized to the performance ginseng under flexible screen bending, different temperatures
Several measurements provides automatic test device for flexible screen test, and the flexible screen quality convenient for producing to each producer is judged,
To guarantee flexible screen quality.
Detailed description of the invention
By being more particularly described for the preferred embodiment of the utility model shown in the drawings, addressed on the utility model
Other purposes, feature and advantage will become more fully apparent.Identical appended drawing reference indicates identical part in all the attached drawings, and
Attached drawing deliberately is not drawn by actual size equal proportion scaling, it is preferred that emphasis is the purport of the utility model is shown.
Fig. 1 is the structural schematic diagram of flexible screen reliability test system in one embodiment；
Fig. 2 is the structural schematic diagram of flexible screen reliability test system in another embodiment；
Fig. 3 is the working principle block diagram of flexible screen reliability test system in one embodiment.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
It should be noted that it can be directly to separately when an element is considered as " connection " another element
One element and it is in combination be integrated, or may be simultaneously present centering elements.Term as used herein " installation ", " one
End ", " other end " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
The utility model provides a kind of flexible screen reliability test system, as shown in Figure 1, comprising: control equipment 40, height
Incubator 10 and the Flexing Apparatus 20 being correspondingly arranged of high-temperature cabinet 10 and the test device 30 being correspondingly arranged with Flexing Apparatus 20；
Control equipment 40 is electrically connected with Flexing Apparatus 20 and test device 30 respectively；Flexing Apparatus 20 is curved for driving flexible screen to do
Folding movement；High-temperature cabinet 10 is used to provide test temperature for the cripping test of flexible screen；Test device 30 is used for testing experiment temperature
Under the dependability parameter of flexible screen that is kept in motion and be sent to control equipment 40.
Wherein, test temperature refers to be tested according to needed for the compliance screen products one or several pre-define
Temperature.Dependability parameter refers to the multi-dimensional data for being able to reflect flexible screen product reliability, for example, may include being able to reflect
The data of flexible screen toughness: tensile stress etc. also may include the data for being able to reflect the high temperature resistance of flexible screen: flexible screen
Temperature signal etc..Specifically, high-temperature cabinet 10 provides certain test temperature for flexible screen, when reaching test temperature, bending is real
Testing machine drives flexible screen to carry out bending campaign, carries out in bending motion process, and test device 30 acquires the reliability ginseng of flexible screen
Number.Such as test device 30 can acquire temperature signal, luminance signal, tensile stress of screen of flexible screen etc..
In one of the embodiments, as shown in Fig. 2, Flexing Apparatus 20 include: stepper motor 21, rotating device 22,
Flexible screen fixture 23；A part of flexible screen is fixed on flexible screen fixture 23, and another part is fixed on rotating device 22；Step
It is mechanically connected into motor 21 and rotating device 22；Control equipment 40 is electrically connected with stepper motor 21, and for controlling stepper motor
21 work, so that rotating device 22 be driven to drive flexible screen rotation.
Wherein, control equipment 40 refers to the equipment that can be realized to 21 working state control of stepper motor, for example, it may be
PLC or the industrial personal computer with Control card etc..A part and another part refer to the component part of the place plane of flexible screen, example
Such as, when flexible screen is rectangular screen, a part can refer to the region of flexible screen top edge part, and another part can refer to soft
The region of property screen lower edge portion.Specifically, control equipment 40 is electrically connected with stepper motor 21, control equipment 40 be can control
Stepper motor 21 works, and when stepper motor 21 works, driving rotating device 22 carries out mechanical rotation, band when rotating device 22 rotates
The dynamic flexible screen being fixed on rotating device 22 does bending movement.Controlling equipment 40 can be by the rotor of control stepper motor 21
Rotation direction, the control to 22 rotation direction of rotating device may be implemented, so that flexible screen be driven to do reciprocally bending movement.
In one of the embodiments, as shown in Fig. 2, rotating device 22 includes swing arm 221, transmission mechanism 222；It is flexible
A part of screen is fixed on flexible screen fixture 23, and another part is fixed on swing arm 221；Stepper motor 21 and transmission mechanism
222 connections, transmission mechanism 222 are connect with swing arm 221.It works specifically, control equipment 40 controls stepper motor 21, stepping electricity
The rotation of 21 rotor of machine drives 222 mechanical movement of transmission mechanism, so that transmission mechanism 222 drives swing arm 221 to swing, swing arm
221 drive the flexible screen being fixed thereon to do bending movement, and test device 30 tests the reliability ginseng under flexible screen bending movement
Number.
In one of the embodiments, as shown in Figure 2,3, stepper motor 21 includes the first stepper motor 211 and second step
Into motor 212；Control equipment 40 is electrically connected with the first stepper motor 211 and second stepper motor 212 respectively；Transmission mechanism 222
Including shaft coupling 2221, sliding platform 2222, connecting plate 2223, eccentric wheel mechanism 2224, travelling arm 2225, shifting sledge
2226, ejector pin mechanism 2227, gear mechanism 2228；First stepper motor 211 passes sequentially through shaft coupling 2221, sliding platform
2222, connecting plate 2223 is connect with eccentric wheel mechanism 2224, and second stepper motor 212 is connect with eccentric wheel mechanism 2224, and first
Stepper motor 211 and the cooperation driving eccentric wheel mechanism 2224 of second stepper motor 212 drive travelling arm 2225 in shifting sledge
It is slided on 2226；Travelling arm 2225 connects ejector pin mechanism 2227, and ejector pin mechanism 2227 passes through gear mechanism 2228 and swing arm 221
Connection.Specifically, control equipment 40 is electrically connected with the first stepper motor 211 and second stepper motor 212, control equipment 40 is controlled
First stepper motor 211 work, the rotor rotation of the first stepper motor 211, drives sliding platform 2222 by shaft coupling 2221
It moves left and right, drives connecting plate 2223 to move in 2222 moving process of sliding platform, while second stepper motor 212 is set in control
Under standby 40 control action, eccentric wheel mechanism 2224 is driven to rotate, connecting plate 2223 and 2224 cooperative movement of eccentric wheel mechanism, from
And travelling arm 2225 is driven to move left and right on shifting sledge 2226, in 2225 moving process of travelling arm, drive ejector pin mechanism
2227 rotations, ejector pin mechanism 2227 drive gear mechanism 2228 to rotate, and gear mechanism 2228 can affect 221 turns of swing arm when rotating
Dynamic, swing arm 221 drives flexible screen thereon to do bending movement.
Dependability parameter includes rotation angle information, tensile stress, luminance signal and temperature in one of the embodiments,
Signal；Test device 30 includes angle measurement element 31, tension measurement element 32, brightness collector 33 and temperature sampler 34；
Angle measurement element 31 is for measuring the rotation angle information of flexible screen during rotation；Tension measurement element 32 is for measuring
The tensile stress of flexible screen；Brightness collector 33 is used to acquire the luminance signal of flexible screen；Temperature sampler 34 is soft for acquiring
The temperature signal of property screen surfaces；Control equipment 40 is adopted with rotation angle information, tensile stress, brightness collector 33 and temperature respectively
Storage 34 communicates to connect, and for obtaining rotation angle information, tensile stress, luminance signal and temperature signal.
Wherein, rotation angle information refers to Flexing Apparatus 20 during the swing, and flexible screen is driven to generate when bending
Bending angle.When tensile stress refers to that Flexing Apparatus 20 drives flexible screen to do bending movement by preset rules, flexible screen itself
The tensile stress size and distribution situation of generation.It is curved that luminance signal refers to that flexible screen is done in the certain temperature that high-temperature cabinet 10 provides
When folding movement, the screen intensity parameter of flexible screen.Temperature signal refers to flexible screen work under the certain temperature that high-temperature cabinet 10 provides
Screen work temperature when making and being bent.Specifically, high-temperature cabinet 10 provides certain test temperature, when reaching experimental temperature
When, Flexing Apparatus 20 drives flexible screen to carry out bending campaign, angle measurement element 31, tension measurement element by preset rules
32, brightness collector 33 and temperature sampler 34 acquire the relevant parameter information of flexible screen in real time, and are sent to control equipment 40.
Flexible screen reliability test system further includes remote terminal in one of the embodiments, control equipment 40 and remote
The communication connection of journey terminal.Specifically, control equipment 40 obtains rotation angle information, tensile stress, luminance signal and temperature signal
After be sent to remote terminal, remote terminal can according to rotation angle information, tensile stress, luminance signal and temperature signal etc.
Reliability evaluating report is generated by property parameter.
High-temperature cabinet 10 is black high-temperature cabinet 10 in one of the embodiments,.Specifically, high-temperature cabinet 10 is that flexible screen is reliable
Property test certain test temperature is provided, brightness collector 33 acquires the screen intensity when flexible screen work in high-temperature cabinet 10,
Black high-temperature cabinet 10 can exclude the interference that environment light acquires flexible screen luminance signal, can increase substantially dependability parameter
Accuracy, more accurately can provide accurate judgment basis for the reliability of flexible screen products.
Temperature sampler 34 includes temperature sensor and temperature receptacle in one of the embodiments,；Temperature sensor
It is attached in flexible screen；Temperature receptacle one end is connect with temperature sensor, and the other end is connect with control equipment 40.Specifically,
Temperature sensor is attached in flexible screen, acquires the operating temperature of flexible screen, in real time so that accurate recording flexible screen is in different examinations
Temperature signal when doing bending movement under temperature, different preset rules is tested, the temperature signal that temperature sensor will acquire is sent
To temperature receptacle, temperature receptacle is sent to control equipment 40 after carrying out calculation system to the temperature data.
Flexible screen reliability test system further includes external programmable power supply, external program-controlled electric in one of the embodiments,
Source is used to power for flexible screen；External programmable power supply is connect with control equipment 40.Specifically, control equipment 40 control it is external program-controlled
Power supply provides operating voltage for flexible screen, provides survey for dependability parameters such as the luminance signals of the flexible screen under test job state
Strip part.Optionally, dependability parameter further include: real work voltage and real work electric current, external programmable power supply can be with
The real work voltage and real work electric current of acquisition flexible screen are simultaneously sent to control equipment 40.It can be surveyed for flexible screen reliability
Examination provides more comprehensive experimental data.
Control equipment 40 further includes touch screen 41 in one of the embodiments,.Touch screen 41 can be set in high-temperature cabinet
10 outer surfaces.It touches touching and controls the generation control command of equipment 40 for making when being triggered, and stepping is controlled according to control command
Motor 21 works.Control equipment 40 is connect with test device 30, and the dependability parameter for obtaining the acquisition of test device 30, touching
It touches screen 41 and is also used to the dependability parameter that display control apparatus 40 is acquired from test device 30.
Brightness collector 33 includes luminance meter or spectrometer in one of the embodiments,.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.The utility model is several above described embodiment only expresses
Embodiment, the description thereof is more specific and detailed, and but it cannot be understood as the limitations to utility model patent range.It answers
It, without departing from the concept of the premise utility, can be with when, it is noted that for those of ordinary skill in the art
Several modifications and improvements are made, these are all within the protection scope of the present invention.Therefore, the protection model of the utility model patent
Enclosing should be determined by the appended claims.
Claims (10)
1. a kind of flexible screen reliability test system characterized by comprising control equipment, high-temperature cabinet and the high-temperature cabinet pair
The Flexing Apparatus that should be arranged and the test device being correspondingly arranged with the Flexing Apparatus；
The control equipment is electrically connected with the Flexing Apparatus and the test device respectively；The control equipment is for controlling
The Flexing Apparatus drives flexible screen to do bending movement, and provides for the high-temperature cabinet for the cripping test of the flexible screen
Test temperature；
The test device is used to test the dependability parameter for the flexible screen being kept in motion under the test temperature simultaneously
It is sent to the control equipment.
2. flexible screen reliability test system according to claim 1, which is characterized in that the Flexing Apparatus includes:
Stepper motor, rotating device and flexible screen fixture；
A part of the flexible screen is fixed on the flexible screen fixture, and another part is fixed on the rotating device；
The stepper motor and the rotating device are mechanically connected；
The control equipment is electrically connected with the stepper motor, and for controlling the stepper motor work, thus described in driving
Rotating device drives the flexible screen rotation.
3. flexible screen reliability test system according to claim 2, which is characterized in that the rotating device includes swinging
Arm and transmission mechanism；A part of the flexible screen is fixed on the flexible screen fixture, and another part is fixed on the swing
On arm；
The stepper motor is connect with the transmission mechanism, and the transmission mechanism is connect with the swing arm.
4. flexible screen reliability test system according to claim 3, which is characterized in that the stepper motor includes first
Stepper motor and second stepper motor；The control equipment is electric with first stepper motor and the second stepper motor respectively
Connection；The transmission mechanism includes shaft coupling, sliding platform, connecting plate, eccentric wheel mechanism, travelling arm, shifting sledge, thimble machine
Structure and gear mechanism；
First stepper motor is connect by the shaft coupling with the sliding platform, and the sliding platform passes through the connection
Plate is connect with the eccentric wheel mechanism, and the second stepper motor is connect with the eccentric wheel mechanism, first stepper motor
Drive the eccentric wheel mechanism that the travelling arm is driven to slide on the shifting sledge with second stepper motor cooperation；
The travelling arm connects the ejector pin mechanism, and the ejector pin mechanism is connect by the gear mechanism with the swing arm.
5. flexible screen reliability test system according to claim 1, which is characterized in that the dependability parameter includes rotation
Gyration information, tensile stress, luminance signal and temperature signal；The test device includes angle measurement element, tension measurement
Element, brightness collector and temperature sampler；
The angle measurement element is for measuring the rotation angle information of the flexible screen during rotation；
The tension measurement element is used to measure the tensile stress of the flexible screen；
The brightness collector is used to acquire the luminance signal of the flexible screen；
The temperature sampler is used to acquire the temperature signal of the flexible screen surfaces；
The control equipment respectively with the rotation angle information, the tensile stress, the brightness collector and the temperature
Collector communication connection, and for obtaining the rotation angle information, the tensile stress, the luminance signal and the temperature
Signal.
6. flexible screen reliability test system according to claim 1, which is characterized in that the high-temperature cabinet is black high temperature
Case.
7. flexible screen reliability test system according to claim 5, which is characterized in that the temperature sampler includes temperature
Spend sensor and temperature receptacle；
The temperature sensor is attached in the flexible screen；Described temperature receptacle one end is connect with the temperature sensor,
The other end is connect with the control equipment.
8. flexible screen reliability test system according to claim 1, which is characterized in that it further include external programmable power supply,
The external programmable power supply is used to power for the flexible screen；
The external programmable power supply is connect with the control equipment.
9. flexible screen reliability test system according to claim 1, which is characterized in that the control equipment further includes touching
Touch screen.
10. flexible screen reliability test system according to claim 5, which is characterized in that the brightness collector includes
Luminance meter or spectrometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958315.0U CN208432497U (en) | 2018-06-21 | 2018-06-21 | Flexible screen reliability test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820958315.0U CN208432497U (en) | 2018-06-21 | 2018-06-21 | Flexible screen reliability test system |
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| CN208432497U true CN208432497U (en) | 2019-01-25 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10557781B2 (en) * | 2017-08-28 | 2020-02-11 | Wuhan China Star Optoelectronics Semiconductor Display Technoloy Co., Ltd. | Bending test device and system for flexible display device |
| CN111442912A (en) * | 2020-05-19 | 2020-07-24 | 京东方科技集团股份有限公司 | Flexible curled screen testing device |
| CN111624096A (en) * | 2020-07-08 | 2020-09-04 | 玛尔斯检测技术(苏州)有限公司 | Testing device and method for flexible material |
| CN114544328A (en) * | 2022-03-01 | 2022-05-27 | 昆山国显光电有限公司 | Flexible screen curling measuring device and system |
-
2018
- 2018-06-21 CN CN201820958315.0U patent/CN208432497U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10557781B2 (en) * | 2017-08-28 | 2020-02-11 | Wuhan China Star Optoelectronics Semiconductor Display Technoloy Co., Ltd. | Bending test device and system for flexible display device |
| CN111442912A (en) * | 2020-05-19 | 2020-07-24 | 京东方科技集团股份有限公司 | Flexible curled screen testing device |
| CN111624096A (en) * | 2020-07-08 | 2020-09-04 | 玛尔斯检测技术(苏州)有限公司 | Testing device and method for flexible material |
| CN114544328A (en) * | 2022-03-01 | 2022-05-27 | 昆山国显光电有限公司 | Flexible screen curling measuring device and system |
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