CN107554816A - Display screen locating and detecting device and display screen position finding and detection method - Google Patents
Display screen locating and detecting device and display screen position finding and detection method Download PDFInfo
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- CN107554816A CN107554816A CN201710610054.3A CN201710610054A CN107554816A CN 107554816 A CN107554816 A CN 107554816A CN 201710610054 A CN201710610054 A CN 201710610054A CN 107554816 A CN107554816 A CN 107554816A
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 claims description 15
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract 2
- 238000013461 design Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000011017 operating method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The invention discloses a kind of display screen locating and detecting device and display screen position finding and detection method, wherein, the display screen locating and detecting device includes base (1) and the display screen placement mechanism (2) being removable installed on the base (1), and is arranged at the forming machanism (4) above the display screen placement mechanism (2)；Wherein, the display screen locating and detecting device also includes testing agency, and the testing agency can carry out station acquisition to display screen placement mechanism (2) and display screen (3).Pass through above-mentioned design, so that the display screen placement mechanism and the depth of parallelism of display screen that finally assemble and center superposition degree etc. have obtained effective monitoring and determination, the quality of product is substantially increased, and reduces the probability done over again, and the operating method is simple, reinforce and convenient disassembly, cost are relatively low.
Description
Technical Field
The invention relates to the field of detection of military airborne flat display screens, in particular to a display screen positioning detection device and a display screen positioning detection method.
Background
In the field of military airborne flat panel display screens, display image sources with high resolution, high brightness, high contrast, light weight and long service life are the key requirements of the current military equipment. The traditional flat display screen generally adopts a CRT as an image source, because a vacuum device has poor vibration resistance and reliability, and simultaneously needs high-voltage driving, the defects of complex system, easy interference, single image, heavy weight, short service life and the like exist in the operation process, and therefore, the LCD digital image source with reliable and stable performance and more precise image processing gradually replaces the CRT image source. Therefore, the liquid crystal module is adopted as a flat display image source to try out more and more complex battlefield situations. For the above reasons, the LCD digital image source becomes the most core component of the flat panel display system, and the entire flat panel display will also fail once the image source fails. Therefore, the quality of the installation effect of the LCD digital image source becomes one of the determining factors of the quality of the flat panel display screen system.
In the conventional method, a layer of positioning foam is attached to the side wall of the structural member (i.e., the display screen placement mechanism) contacting the display screen, so as to achieve center coincidence. But the center offset is large when the optical system is assembled for observation, so that the optical system is not suitable for battlefield requirements. Therefore, this method is not suitable for centering.
Therefore, the present invention provides a display screen positioning and detecting device and a display screen positioning and detecting method, which can not only center the device, but also make the parallelism between the mounting surface of the structural member and the screen meet the technical requirements.
Disclosure of Invention
Aiming at the prior art, the invention aims to solve the problem that the structural member (namely the display screen placing mechanism) and the display screen in the prior art are often large in central offset after being assembled, so that the structural member cannot meet the requirement of actual operation in a battlefield, and thus the invention provides the display screen positioning detection device and the display screen positioning detection method which can realize central positioning and can also ensure that the parallelism between the mounting surface of the structural member and the screen meets the technical requirement.
In order to achieve the above object, the present invention provides a display screen positioning and detecting device, wherein the display screen positioning and detecting device includes a base, a display screen placing mechanism detachably disposed on the base, and a pressing block mechanism disposed above the display screen placing mechanism; wherein,
the display screen positioning detection device further comprises a detection mechanism, and the detection mechanism can collect the positions of the display screen placing mechanism and the display screen.
Preferably, the surface of the base, which is provided with the display screen placing mechanism, is also covered with an anti-static adhesive tape, and the bottom surface of the base is also provided with an anti-skid pad.
Preferably, the surface and the bottom surface of the base form an included angle of not more than 1';
the weight of the briquetting mechanism is 1.5-2.5 kg.
Preferably, the detection mechanism is an imager, the base, the display screen placing mechanism, the display screen and the pressing block mechanism form a part to be detected, and the imager at least comprises a placing block for placing the part to be detected and an image collector arranged above the part to be detected.
Preferably, the surface of the pressing block mechanism facing the display screen placing mechanism is further pasted with insulating foam.
Preferably, a groove matched with the bottom of the display screen placing mechanism is formed on the base.
The invention also provides a display screen positioning detection method, wherein the display screen positioning detection method uses the display screen positioning detection device, and the display screen positioning detection method comprises the following steps:
1) placing a display screen placement mechanism on the base;
2) placing a display screen in the display screen placement mechanism;
3) pressing the pressing block mechanism on the display screen;
4) and carrying out position acquisition on the display screen placing mechanism and the display screen by using a detection mechanism.
Preferably, the collecting process in step 4) is to collect the central points of the display screen placing mechanism and the display screen respectively.
Preferably, in step 4), after the position acquisition, the adjusting of the display screen placing mechanism and the display screen is further included.
Preferably, the adjusting process is to adjust the distance between the display screen placing mechanism and the central point of the display screen to be not more than 0.3mm, and adjust the included angle formed between the upper end surface of the display screen placing mechanism and the lower end surface of the display screen to be not more than 3'.
According to the technical scheme, the display screen placing mechanism is detachably arranged on the base, so that the display screen placing mechanism is positioned through the base, then the display screen is placed in the display screen placing mechanism, the positions of the display screen and the display screen placing mechanism are determined, the parallelism of the display screen placing mechanism is guaranteed in view of the accuracy of the surface angle of the base, the parallelism and the like after the display screen is matched with the display screen placing mechanism are clearly guaranteed and limited, on the basis, the position acquisition is carried out on the display screen placing mechanism and the display screen through the detection mechanism, so that the central contact ratio of the display screen placing mechanism and the display screen is clearly detected and adjusted, and the parallelism, the central contact ratio and the like of the finally assembled display screen placing mechanism and the display screen are effectively monitored and determined, the product quality is greatly improved, the rework probability is reduced, the operation method is simple, the reinforcement and the disassembly are convenient, and the cost is low.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a top view of a base provided by the present invention;
FIG. 2 is a bottom view of a base provided by the present invention;
FIG. 3 is a schematic structural diagram of a display screen placement mechanism according to the present invention;
FIG. 4 is a schematic structural view of another base provided by the present invention;
FIG. 5 is a schematic structural diagram of a base with a display screen placement mechanism installed thereon according to the present invention;
FIG. 6 is a schematic structural diagram of a to-be-detected part without a pressing block mechanism provided by the present invention;
FIG. 7 is a side view of a portion to be inspected according to the present invention;
fig. 8 is a schematic structural diagram of a display screen positioning detection apparatus provided in the present invention.
Description of the reference numerals
1-base 2-display screen placing mechanism
3-display screen 4-briquetting mechanism
101-antistatic adhesive tape 102-non-slip mat
501-placing block 502-image collector.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the terms of orientation of "surface, bottom, side, up, down" and the like included in the terms only represent the orientation of the terms in a conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms.
The invention provides a display screen positioning detection device, wherein as shown in figures 1-8, the display screen positioning detection device comprises a base 1, a display screen placing mechanism 2 detachably arranged on the base 1, and a pressing block mechanism 4 arranged above the display screen placing mechanism 2; wherein,
display screen location detection device still includes detection mechanism, just detection mechanism can place mechanism 2 and display screen 3 to the display screen and carry out position collection.
The invention can ensure that the display screen placing mechanism 2 is positioned by the base 1 by detachably arranging the display screen placing mechanism 2 on the base 1, then the display screen 3 is arranged in the display screen placing mechanism 2, so that the positions of the display screen 3 and the display screen placing mechanism 2 can be determined, and the parallelism and the like after the display screen 3 is matched with the display screen placing mechanism 2 are ensured and defined in view of the accuracy of the surface angle of the base 1, on the basis, the position acquisition is carried out on the display screen placing mechanism 2 and the display screen 3 by the detection mechanism, so that the central overlapping degree of the display screen placing mechanism 2 and the display screen 3 is definitely detected and adjusted, and the parallelism, the central overlapping degree and the like of the finally assembled display screen placing mechanism 2 and the display screen 3 are effectively monitored and determined, the product quality is greatly improved, the rework probability is reduced, the operation method is simple, the reinforcement and the disassembly are convenient, and the cost is low.
In order to further avoid the problems that the base 1 may scratch the display screen placement mechanism 2, and the like, in a preferred embodiment, an anti-static adhesive tape 101 may be further attached to the surface of the base 1 where the display screen placement mechanism 2 is disposed, and further, in order to avoid the base 1 from slipping during the positioning process, a non-slip mat 102 is further disposed on the bottom surface of the base 1.
In order to avoid the problem of the processed product caused by the problem of the parallelism of the base 1 itself, in a preferred embodiment of the present invention, the included angle formed by the surface and the bottom surface of the base 1 may be further defined as not more than 1'. In a more preferred embodiment, in order to prevent the pressing mechanism 4 from damaging the display screen 3 and the like, the weight of the pressing mechanism 4 may be selected to be 1.5-2.5 kg.
In a preferred embodiment of the present invention, the detecting mechanism may further be selected as an imager, the base 1, the display screen placing mechanism 2, the display screen 3 and the pressing block mechanism 4 form a part to be detected, and the imager at least includes a placing block 501 for placing the part to be detected and an image collector 502 disposed above the part to be detected.
In a more preferred embodiment, the surface of the pressing block mechanism 4 facing the display screen placing mechanism 2 may be further coated with insulating foam.
In order to make the placing position more precise, in a preferred embodiment of the present invention, a groove matching with the bottom of the display screen placing mechanism 2 may be further formed on the base 1.
The invention also provides a display screen positioning detection method, wherein the display screen positioning detection method uses the display screen positioning detection device, and the display screen positioning detection method comprises the following steps:
1) placing a display screen placing mechanism 2 on the base 1;
2) placing a display screen 3 in the display screen placing mechanism 2;
3) pressing a pressing block mechanism 4 on the display screen 3;
4) and the detection mechanism is used for carrying out position acquisition on the display screen placing mechanism 2 and the display screen 3.
In a further preferred embodiment, the collecting process in step 4) is to collect the central points of the display screen placing mechanism 2 and the display screen 3 respectively.
In a preferred embodiment of the present invention, the step 4) of acquiring the position may further include adjusting the display screen placement mechanism 2 and the display screen 3.
In a more preferred embodiment, the adjustment process is to adjust the distance between the central points of the display screen placement mechanism 2 and the display screen 3 to be not more than 0.3mm, and adjust the included angle formed between the upper end surface of the display screen placement mechanism 2 and the lower end surface of the display screen 3 to be not more than 3'.
The following is a description of specific examples.
1) The display screen placement mechanism 2 is fixed to the base 1 by 6M 2.5 × 6 pan head screws. In fixed process, when need pay attention to placing mechanism 2 with the display screen and fix to base 1, will guarantee that the display screen is placed the contact surface laminating of mechanism 2 and base 1.
2) The display screen 3 is placed in the display screen placing mechanism 2, and the pressing block mechanism 4 is used for pressing the display screen 3 in the middle.
3) The assembled part to be detected is placed in the visible range of the placement block 501 of the imager, and the central point acquisition is performed on the display screen placement mechanism 2 and the pixel layer of the display screen 3 through the image collector 502 in the imager.
4) Adjusting the center contact ratio of the center of the display screen placing mechanism 2 and the center of the pixel layer of the display screen 3, which are acquired by the image acquisition device 502, wherein the accuracy of the adjusted center contact ratio can reach within 0.03 mm; and meanwhile, the included angle between the center of the display screen placing mechanism 2 and the display screen 3 is adjusted to be within 3', so that the technical requirement is highly met.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. The display screen positioning and detecting device is characterized by comprising a base (1), a display screen placing mechanism (2) detachably arranged on the base (1), and a pressing block mechanism (4) arranged above the display screen placing mechanism (2); wherein,
the display screen positioning detection device further comprises a detection mechanism, and the detection mechanism can collect the positions of the display screen placing mechanism (2) and the display screen (3).
2. The display screen positioning and detecting device according to claim 1, wherein an antistatic adhesive tape (101) is further attached to the surface of the base (1) where the display screen placing mechanism (2) is arranged, and a non-slip pad (102) is further arranged on the bottom surface of the base (1).
3. The display screen positioning detection device according to claim 1 or 2, wherein the surface and the bottom surface of the base (1) form an included angle not greater than 1';
the weight of the briquetting mechanism (4) is 1.5-2.5 kg.
4. The display screen positioning detection device according to claim 1 or 2, wherein the detection mechanism is an imager, the base (1), the display screen placement mechanism (2), the display screen (3) and the pressing block mechanism (4) form a part to be detected, and the imager at least comprises a placement block (501) for placing the part to be detected and an image collector (502) arranged above the part to be detected.
5. The display screen positioning and detecting device according to claim 1 or 2, wherein the surface of the pressing block mechanism (4) facing the display screen placing mechanism (2) is further coated with insulating foam.
6. The display screen positioning detection device according to claim 1 or 2, wherein a groove matched with the bottom of the display screen placement mechanism (2) is further formed on the base (1).
7. A display screen positioning detection method, characterized in that the display screen positioning detection method uses the display screen positioning detection device according to claim 1, and the display screen positioning detection method comprises:
1) a display screen placing mechanism (2) is placed on the base (1);
2) placing a display screen (3) in the display screen placing mechanism (2);
3) pressing the pressing block mechanism (4) on the display screen (3);
4) and (3) carrying out position acquisition on the display screen placing mechanism (2) and the display screen (3) by using a detection mechanism.
8. The display screen positioning detection method according to claim 7, wherein the collection process in step 4) is to collect the central points of the display screen placement mechanism (2) and the display screen (3), respectively.
9. The method for detecting the positioning of the display screen according to claim 8, wherein in the step 4), the position acquisition further comprises adjusting the display screen placement mechanism (2) and the display screen (3).
10. The method for detecting the positioning of the display screen according to claim 9, wherein the adjustment process is to adjust the distance between the display screen placement mechanism (2) and the center point of the display screen (3) to be not more than 0.3mm, and to adjust the included angle formed between the upper end surface of the display screen placement mechanism (2) and the lower end surface of the display screen (3) to be not more than 3'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610054.3A CN107554816A (en) | 2017-07-25 | 2017-07-25 | Display screen locating and detecting device and display screen position finding and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610054.3A CN107554816A (en) | 2017-07-25 | 2017-07-25 | Display screen locating and detecting device and display screen position finding and detection method |
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| Publication Number | Publication Date |
|---|---|
| CN107554816A true CN107554816A (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610054.3A Pending CN107554816A (en) | 2017-07-25 | 2017-07-25 | Display screen locating and detecting device and display screen position finding and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188480A (en) * | 2021-04-06 | 2021-07-30 | 深圳市磐锋精密技术有限公司 | Detection device and detection method for mobile phone display screen pasting overlapping degree |
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| CN201812107U (en) * | 2010-08-26 | 2011-04-27 | 沈阳火炬北泰数码科技有限责任公司 | Liquid crystal display fixing device |
| CN102032886A (en) * | 2010-10-22 | 2011-04-27 | 深圳市中庆微科技开发有限公司 | Device for inducting deviation of mounting positions of display screens |
| CN202563203U (en) * | 2012-05-18 | 2012-11-28 | 深圳市维尚视界立体显示技术有限公司 | Combined type dual-display-screen positioning detection device |
| CN203929015U (en) * | 2014-06-12 | 2014-11-05 | 苏州科德溯源仪器有限公司 | A kind of image measurer |
| CN205158820U (en) * | 2015-10-27 | 2016-04-13 | 深圳市联建光电股份有限公司 | Quick installing module's of LED display screen positioning mechanism |
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2017
- 2017-07-25 CN CN201710610054.3A patent/CN107554816A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201812107U (en) * | 2010-08-26 | 2011-04-27 | 沈阳火炬北泰数码科技有限责任公司 | Liquid crystal display fixing device |
| CN102032886A (en) * | 2010-10-22 | 2011-04-27 | 深圳市中庆微科技开发有限公司 | Device for inducting deviation of mounting positions of display screens |
| CN202563203U (en) * | 2012-05-18 | 2012-11-28 | 深圳市维尚视界立体显示技术有限公司 | Combined type dual-display-screen positioning detection device |
| CN203929015U (en) * | 2014-06-12 | 2014-11-05 | 苏州科德溯源仪器有限公司 | A kind of image measurer |
| CN205158820U (en) * | 2015-10-27 | 2016-04-13 | 深圳市联建光电股份有限公司 | Quick installing module's of LED display screen positioning mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188480A (en) * | 2021-04-06 | 2021-07-30 | 深圳市磐锋精密技术有限公司 | Detection device and detection method for mobile phone display screen pasting overlapping degree |
| CN113188480B (en) * | 2021-04-06 | 2022-11-22 | 深圳市磐锋精密技术有限公司 | Detection device and detection method for mobile phone display screen pasting overlapping degree |
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Application publication date: 20180109 |