CN104698005A - Display board testing device and method - Google Patents
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- CN104698005A CN104698005A CN201510127321.2A CN201510127321A CN104698005A CN 104698005 A CN104698005 A CN 104698005A CN 201510127321 A CN201510127321 A CN 201510127321A CN 104698005 A CN104698005 A CN 104698005A
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Abstract
The invention discloses a display board testing device and method. The display board testing device comprises a machine body, testing clamps used for positioning display boards, an image detection portion used for obtaining content displayed on display screens of the display boards in a shooting mode, a central control and processing unit used for inputting display instructions to the display boards and comparing the content obtained through the image detection portion and reference content and a display device used for displaying a comparison result, wherein the testing clamps are installed on the machine body; the image detection portion is connected with the central control and processing unit; the display device is connected with the central control and processing unit. The display board testing device can automatically test the display boards.
Description
Technical field
The present invention relates to a kind of display board testing apparatus and display board method of testing, it is particularly useful for testing multiple display board simultaneously.
Background technology
At present, along with the development of science and technology, various housed device, office equipment are all provided with the display board (also claiming show bar, display screen etc.) of the various parameters of display device state.Such as, air conditioner is provided with display board, shows air-conditioning switch on the display panel, freezes, heats, dehumidifies, the various parameter such as defrost icon.In addition, the equipment such as washing machine, water heater, vehicular meter is also provided with display board.Traditionally, when needs detection display plate, general by manually detecting, detection speed is slow, is difficult to realize robotization batch testing.
Summary of the invention
The object of the invention is to, provide a kind of display board testing apparatus, it can automatically be tested display board.
The present invention is achieved through the following technical solutions: a kind of display board testing apparatus, for testing multiple display board simultaneously, it comprises body, for the test fixture positioned display board, for being obtained the image test section of the content of the display screen display of each display board by shooting, the central control processing unit inputting idsplay order for giving described display board and the content obtained by described image test section and reference content are compared and the display device being used for showing comparison result, described test fixture is arranged on described body, described image test section is connected with described central control processing unit, described display device is connected with described central control processing unit.
As the further improvement of technique scheme, described body comprises upper frame body and belly board, and described display device is arranged on described upper frame body, and described test fixture is arranged on described belly board.
As the further improvement of technique scheme, be provided with back up pad in described upper frame body, described image test section is arranged in described back up pad, and described image test section is positioned at above described test fixture.
As the further improvement of technique scheme, the quantity of described test fixture is two, described display board testing apparatus also comprises for driving a test fixture in two test fixtures along the first Y-axis drive division of Y-axis movement with for driving another test fixture in two test fixtures along the second Y-axis drive division of Y-axis movement, and the first Y-axis drive division is all connected with described central control processing unit with the second Y-axis drive division.
As the further improvement of technique scheme, described display board is display panel of air-conditioner, display panel of washing machine, printer display board, duplicating machine display board, scanner display board, projector's display board, shredder display board, proof box display board, portable power source display board, lampblack absorber display board, electric cooker display board, pressure cooker display board, disinfection cabinet display board, suction cleaner display board, water heater display board, juice extractor display board, soy bean milk making machine display board, micro-wave oven display board, suction cleaner display board or vehicular meter display board.
As the further improvement of technique scheme, described display board testing apparatus also comprises the pointing input device of the operation instruction for receiving operator, and described pointing input device is connected with described central control processing unit.
As the further improvement of technique scheme, the quantity of described image test section is more than 2, and described image test section is CCD industrial camera.
The present invention also provides a kind of display board method of testing, and it comprises the following steps:
S101, gives described display board input idsplay order by central control processing unit;
S102, obtains the content of the display screen display of each display board by the shooting of image test section;
S103, is compared the content obtained by described image test section and reference content by central control processing unit;
S104, by the result of display device display comparison.
Enforcement the invention has the beneficial effects as follows: display board testing apparatus of the present invention can automatically be tested display board.
Accompanying drawing explanation
Fig. 1 is the signal electrical diagram of the display board testing apparatus according to an embodiment of the invention;
Fig. 2 is the schematic perspective view of the display board testing apparatus of Fig. 1;
Fig. 3 is another schematic perspective view of the display board testing apparatus of Fig. 1;
Fig. 4 is another schematic perspective view of the display board testing apparatus of Fig. 1;
Fig. 5 is the schematic perspective view of the test fixture of the display board testing apparatus of Fig. 1, shows the top structure of test fixture;
Fig. 6 is another schematic perspective view of the test fixture of the display board testing apparatus of Fig. 1, shows the polycrystalline substance of test fixture;
Fig. 7 is showing the stereographic map according to display board to be tested in an embodiment of the invention;
Fig. 8 is showing another stereographic map of display board to be tested in Fig. 7;
Fig. 9 is the Facad structure schematic diagram of the image test section of the display board testing apparatus of Fig. 1;
Figure 10 is the process flow diagram of the display board method of testing according to an embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further detailed.
As depicted in figs. 1 and 2, display board testing apparatus 1000 comprises body 100, test fixture 300, central control processing unit 400, image test section 540, display device 600, pointing input device 700, supply unit 800 and memory storage 900.Test fixture 300, image test section 540 and display device 600 are arranged on body 100.Central control processing unit 400, supply unit 800 and memory storage 900 can be arranged on body 100, also can be arranged on other the suitable positions outside body 100.In the present embodiment, pointing input device 700 comprises keyboard 710 and mouse 720.Supply unit 800 is powered for each component of display board testing apparatus 1000.
As shown in Figure 1, body 100 is table type structure.The bottom of body 100 is provided with leg and roller, is convenient to fixing and carrying.Body 100 comprises upper frame body 102, belly board 104 and lower frame body 106.Upper frame body 102, belly board 104 and lower frame body 106 set gradually in the vertical direction.Belly board 104 is positioned at the middle part of body 100.Belly board 104 is the platforms arranging 2 test fixtures 300.Belly board 104 is provided with 2 work nests (non-label).2 test fixtures 300 can be positioned at 2 work nests along Y-axis respectively movably.The below of belly board 104 is lower frame body 106.The electrical structure etc. of display board testing apparatus 1000 is accommodated in lower frame body 106.The bottom of belly board 104 is provided with keyboard support 108.Keyboard 710 and mouse 720 are placed on keyboard support 108, and handled easily person uses.
As shown in Figure 2, display device 600 is arranged in upper frame body 102.In addition, upper frame body 102 is fixed with shield glass cover 116 to protect display device 600.Shield glass cover 116 can be rotated up by 2 hinges 110 and openly be arranged on upper frame body 102.By upwards overturning shielding cloche 116, upper frame body 102 can be entered inner, carrying out the operations such as maintenance.And by being arranged in upper frame body 102 by display device 600, handled easily person observes the information in display device 600, meets ergonomics.
Central control processing unit 400 is by CPU (Central Processing Unit, CPU (central processing unit)) and carry out the formations such as the IO interface of the transmitting-receiving of various signal with each parts be electrically connected to each other.Central control processing unit 400 is electrically connected with test fixture 300, image test section 540, display device 600, pointing input device 700, supply unit 800 and memory storage 900 etc., carries out the control of each parts and the transmitting-receiving of signal.Central control processing unit 400 is responsible for the action control of the entirety of display board testing apparatus 1000.Memory storage 900 such as comprises ROM (Read Only Memory ROM (read-only memory)), RAM (Random Access Memory random access memory).Wherein, ROM stores the working routine etc. of the outward appearance picture (the outward appearance picture containing power-up state and off-position) of display board, the groundwork of display board testing apparatus 1000.RAM is used as the perform region etc. of display board testing apparatus 1000.Central control processing unit 400 can be embodied as and be made up of computing machine, customization function module, PLC, single-chip microcomputer etc.
2 test fixtures 300 are movably located in 2 work nests respectively.As shown in Figure 5 to Figure 6, test fixture 300 comprises align member 310, supporting plate 302 and base 360.As shown in Figure 7 and Figure 8, the stereographic map of display board 320 to be tested in the present embodiment is shown.This display board 320 is display panel of air-conditioner.
Described align member 310 is for positioning simultaneously multiple display board.The quantity of described image test section 540 is corresponding with the quantity of display board.In the present embodiment, align member 310 is for being arranged on the locating slot on supporting plate 302.As shown in Figure 5, a test fixture 300 is provided with altogether 6 locating slots.The present invention can arrange the align member of right quantity, appropriate configuration according to concrete conditions such as display board sizes.Those of ordinary skill in the art are perfectly clear, and align member can not be locating slot, such as, can adopt the clamp assemblies from clamping display board around.
Supporting plate 302 can be installed up or down, to make the key face of display board be horizontality as far as possible.
After being positioned each display board 320 by test fixture 300 and powering on, input idsplay order to described display board 320 by central control processing unit; Taken the content of display on the display screen 322 obtaining each display board 320 by image test section 540, the content obtained by described image test section 540 and reference content are compared by central control processing unit 400; Then in display device 600, show the result of comparison.
Described display board testing apparatus 1000 is the first Y-axis drive division 230 and the second Y-axis drive division 240 also.First Y-axis drive division 230, second Y-axis drive division 240 is arranged on below the base 360 of 2 test fixtures 300 respectively, described first Y-axis drive division 230 moves along Y-axis for driving a set of test fixture in two test fixtures, and described second Y-axis drive division 240 moves along Y-axis for driving the another set of test fixture in two test fixtures.First Y-axis drive division 230, second Y-axis drive division 240 such as can comprise CD-ROM drive motor respectively, drive belt and guide rail, and its structure and principle of work can adopt prior art, do not repeat.
The image of acquisition for the content of display, the outward appearance etc. of display board on the display screen 322 by each display board 320 of shooting acquisition, and is sent to described central control processing unit 400 by described image test section 540.Image test section 540 can be such as CCD camera.Image test section 540 is arranged on the top of test fixture 300, for take display board 320 display screen 322 on the content central control processing unit 400 of display the content of acquisition and reference content are compared, judge whether the display information on the display screen of display board correct, Multi strokes on display screen, lack stroke, secretly stroke, the defect such as light leak, stain.
As shown in Figure 9, image test section 540 is arranged in back up pad 542.Back up pad 542 is arranged in upper frame body 102, and back up pad 542 is laterally arranged on the top of test fixture 300.In the present embodiment, back up pad 542 is installed with 4 image test sections 540.Such as, but the present invention is not limited thereto, 2 image test sections can be arranged in back up pad 542 in the mode moved around.Image test section 540 adopts industrial camera, and pixel is preferably the industrial camera of more than 5,000,000 pixels.Image test section 540 can be such as CCD camera.
As shown in Figure 10, the present invention also provides a kind of display board method of testing, and it comprises the following steps:
S101, gives described display board input idsplay order by central control processing unit;
S102, obtains the content of the display screen display of each display board by the shooting of image test section;
S103, is compared the content obtained by described image test section and reference content by central control processing unit;
S104, by the result of display device display comparison, judge whether there is scarce stroke, Multi strokes, dark stroke, stain etc.
In addition, the print content on display board can also be obtained by the shooting of image test section, and the image of shooting is sent to central control processing unit.Thus, can draw whether display board exists spot, silk-screen content false, foreign material etc. by central control processing unit comparison.
In above-mentioned display board method of testing, usually input different idsplay orders to described display board by central control processing unit, repeatedly above-mentioned step S101 is to step S104.In step S105, if judge not need to input different idsplay orders, then test end.If need to continue the different idsplay order of input, then repeat step S101 to step S104.By repeating to input different idsplay orders, can reliably test each Presentation Function of display board.
Implement display board testing apparatus of the present invention, at least there is following beneficial effect:
1. can appoint computer easily and under user-programmable controls, fully automatically test multiple display board with realizing hyperchannel simultaneously, and the earth improves production efficiency, effectively save artificial.(relative traditional-handwork test, can save 3 to 4 Manufacturing Workers.)
2. this invention example also applies visual programming simultaneously, can user-friendlyly use, and shares programming and test data.
3. this invention example is completed process and the display of test data by computer, and the earth simplifies the structure of production equipment, is easy to maintenance and maintenance.
4. apply the display board method of testing that the present invention researches and develops, cost is low, easily produces, and the popularization that greatly can facilitate automated production in display board production, with universal, produces obvious social benefit.
In the present embodiment, although be illustrated display board testing apparatus of the present invention for display panel of air-conditioner, but the present invention is not limited thereto, such as, described display board can be display panel of washing machine, printer display board, duplicating machine display board, scanner display board, projector's display board, shredder display board, proof box display board, portable power source display board, lampblack absorber display board, electric cooker display board, pressure cooker display board, disinfection cabinet display board, suction cleaner display board, water heater display board, juice extractor display board, soy bean milk making machine display board, micro-wave oven display board, suction cleaner display board or vehicular meter display board.
In the present embodiment, central control processing unit is as the load module for inputting idsplay order to described display board and the analysis and processing module that the content obtained by described image test section and reference content are compared played a role, but the present invention is not limited thereto, the analysis and processing module that the load module for inputting idsplay order to described display board can be set respectively and the content obtained by described image test section and reference content are compared.
In describing the invention, it is to be appreciated that term " first ", " second " etc. are only for describing object, and instruction or hint relative importance can not be interpreted as.In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Describe and can be understood in process flow diagram or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (8)
1. a display board testing apparatus, it is characterized in that comprising body, for the test fixture positioned display board, for being obtained the image test section of the content of the display screen display of each display board by shooting, the central control processing unit inputting idsplay order for giving described display board and the content obtained by described image test section and reference content are compared and the display device being used for showing comparison result, described test fixture is arranged on described body, described image test section is connected with described central control processing unit, described display device is connected with described central control processing unit.
2. display board testing apparatus according to claim 1, is characterized in that, described body comprises upper frame body and belly board, and described display device is arranged on described upper frame body, and described test fixture is arranged on described belly board.
3. display board testing apparatus according to claim 2, is characterized in that, is provided with back up pad in described upper frame body, and described image test section is arranged in described back up pad, and described image test section is positioned at above described test fixture.
4. display board testing apparatus according to claim 1, it is characterized in that, the quantity of described test fixture is two, described display board testing apparatus also comprises for driving a test fixture in two test fixtures along the first Y-axis drive division of Y-axis movement with for driving another test fixture in two test fixtures along the second Y-axis drive division of Y-axis movement, and the first Y-axis drive division is all connected with described central control processing unit with the second Y-axis drive division.
5. display board testing apparatus according to claim 1, it is characterized in that, described display board is display panel of air-conditioner, display panel of washing machine, printer display board, duplicating machine display board, scanner display board, projector's display board, shredder display board, proof box display board, portable power source display board, lampblack absorber display board, electric cooker display board, pressure cooker display board, disinfection cabinet display board, suction cleaner display board, water heater display board, juice extractor display board, soy bean milk making machine display board, micro-wave oven display board, suction cleaner display board or vehicular meter display board.
6. display board testing apparatus according to claim 1, is characterized in that, described display board testing apparatus also comprises the pointing input device of the operation instruction for receiving operator, and described pointing input device is connected with described central control processing unit.
7. display board testing apparatus according to claim 1, is characterized in that, the quantity of described image test section is more than 2, and described image test section is CCD industrial camera.
8. a display board method of testing, is characterized in that comprising the following steps:
S101, gives described display board input idsplay order by central control processing unit;
S102, obtains the content of the display screen display of each display board by the shooting of image test section;
S103, is compared the content obtained by described image test section and reference content by central control processing unit;
S104, by the result of display device display comparison.
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| CN201510127321.2A CN104698005B (en) | 2015-03-20 | 2015-03-20 | One kind display board test apparatus and method of testing |
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| CN201510127321.2A CN104698005B (en) | 2015-03-20 | 2015-03-20 | One kind display board test apparatus and method of testing |
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| CN104991284A (en) * | 2015-07-20 | 2015-10-21 | 竹昌精密冲压件(上海)有限公司 | A CCD visual detection machine stand |
| CN105606614A (en) * | 2016-01-27 | 2016-05-25 | 太仓井林机械科技有限公司 | Appearance detection equipment |
| CN106483132A (en) * | 2015-09-02 | 2017-03-08 | 由田新技股份有限公司 | Single-side and double-side lighting inspection equipment |
| CN107221275A (en) * | 2017-07-26 | 2017-09-29 | 昆山龙腾光电有限公司 | Display screen contrast detecting system and method |
| CN109557108A (en) * | 2017-09-27 | 2019-04-02 | 深圳市海铭德科技有限公司 | A kind of display board Full-automatic tester and test method |
| CN109738456A (en) * | 2019-02-28 | 2019-05-10 | 武汉三工智能装备制造有限公司 | Defective products tagging system and solar cell chip bonding machine |
| CN110579487A (en) * | 2019-10-23 | 2019-12-17 | 深圳市富优驰科技有限公司 | MIM duplex position check out test set |
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| Publication number | Publication date |
|---|---|
| CN104698005B (en) | 2017-07-04 |
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Effective date of registration: 20170512 Address after: 410000, Changsha economic and Technological Development Zone, Hunan province 1 screw Road 206, Depp five and 3 enterprises Park Room Applicant after: Hunan Haiming Electronics Technology Co. Ltd. Address before: 518104 Guangdong city of Shenzhen province Baoan District manhole Zhengnan loop AFP High-tech Industrial Park D building four floor Applicant before: Jiang Haibing |
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