CN107481655B - Online lighting test fixture device of indoor LED display screen - Google Patents
Online lighting test fixture device of indoor LED display screen Download PDFInfo
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- CN107481655B CN107481655B CN201710833195.1A CN201710833195A CN107481655B CN 107481655 B CN107481655 B CN 107481655B CN 201710833195 A CN201710833195 A CN 201710833195A CN 107481655 B CN107481655 B CN 107481655B
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- 238000012360 testing method Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 239000000523 sample Substances 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000012937 correction Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
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- Engineering & Computer Science (AREA)
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- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses an indoor LED display screen on-line lighting test fixture device which comprises an LED coarse positioning carrier plate, a universal terminal signal switching module, a positioning plate, an integrated output port, a universal lamp panel power-on module, a fixture reference assembly bottom plate, a power transmission motion plate and carrier plate interchange positioning columns, wherein the positioning plates are connected and arranged at two ends of the fixture reference assembly bottom plate through fixing bolts, and the upper part of the positioning plate is connected with the LED coarse positioning carrier plate in a matched manner through the carrier plate interchange positioning columns. The invention adopts passive correction action after coarse positioning of the product to ensure that the probe module is smoothly connected with the product terminal; the gap of the sinking groove installed by the module is adjusted to adapt to the maximum terminal position deviation provided by the original production line; and the universal terminal power-on module in the tool provides convenience for reducing maintenance cost and compatible product cost.
Description
Technical Field
The invention relates to an indoor LED display screen on-line lighting test fixture device.
Background
At present, most of domestic LED display screen production enterprises still adopt the most original method of manual plug power-on-manual switching input signals-human eyes for observing the display quality of the unit board semi-finished product and finished product FCT detection technology.
The existing technology has low efficiency, high cost, high false detection rate and certain harm to the health of operators. From the aspect of production automation improvement, manual testing also becomes a major defect of process connection and a major obstacle for limiting productivity in the process of realizing production line automation.
In the prior art, a clamp locating pin on a carrier plate and a precise locating pin in the center of the plate are used for locating a product; the test device is applicable to outdoor LED display screen unit board test with large-size (more than 3 mm) positioning holes. However, the indoor display panel in the LED generally has only a positioning hole smaller than 1mm, and cannot be used as an on-line test positioning hole.
Disclosure of Invention
The invention aims to solve the technical problem of providing the on-line lighting test fixture device for the indoor LED display screen, which is simple in structure and convenient to operate.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides an indoor LED display screen online lighting test fixture device, includes LED coarse positioning support plate, general terminal signal switching module, locating plate, integrated output port, general lamp plate power-on module, frock benchmark assembly bottom plate, power transmission motion board and support plate exchange reference column, be provided with the locating plate through fixing bolt connection on the both ends of frock benchmark assembly bottom plate, the locating column is exchanged through the support plate and is connected with the cooperation of LED coarse positioning support plate above the locating plate, be provided with the power transmission motion board through sliding guide bar connection on the frock benchmark assembly bottom plate, be provided with general terminal signal switching module and general lamp plate power-on module through the mounting panel on the power transmission motion board, be provided with the constant head tank of general terminal signal switching module and the constant head tank of general lamp plate power-on module on the LED coarse positioning support plate, set up a plurality of interface on the LED coarse positioning support plate, LED coarse positioning support plate is connected through the interface and the cooperation of LED lamp plate, general terminal signal switching module and the terminal of LED lamp plate match the meshing, be provided with the power transmission motion board on the frock benchmark assembly bottom plate bottom surface, the external bottom plate is provided with the power transmission cylinder top end through the power transmission jack-up column of the frock top-down band;
the universal terminal signal switching module comprises a switching module positioning column, a carrier plate opposite magnet I, a module guide plate I, a bearing guide column group I, an elastic guide column I, a probe group I and a switching module base, wherein the upper part of the switching module base is connected with the module guide plate I in a matched manner through the bearing guide column group I and the elastic guide column I, the switching module base is provided with the probe group I, and the module guide plate I is provided with the switching module positioning column and the carrier plate opposite magnet I;
the universal lamp panel power-on module comprises a power-on module positioning column, a carrier plate pair magnet II, a module guide plate II probe set II, a bearing guide column set II, a power-on module switch needle, an elastic guide column II and a switching module base, wherein the upper side of the switching module base is connected with the module guide plate II in a matched manner through the bearing guide column set II and the elastic guide column II, the switching module base is provided with the probe set II and the power-on module switch needle, and the module guide plate II is provided with the power-on module positioning column and the carrier plate pair magnet II.
Further, the probe group I and the probe group II in the universal terminal signal switching module and the universal lamp panel power-on module are respectively in butt joint with the terminals of the LED lamp panel.
Further, an integrated output port is arranged on the positioning plate and is respectively connected with an external signal device and a power supply device through a signal cable.
Further, the power transmission motion plate moves up and down on the tool reference assembly bottom plate through an external top column with an air cylinder and a sliding guide bar.
The invention adopts passive correction action after coarse positioning of the product to ensure that the probe module is smoothly connected with the product terminal; the gap of the sinking groove installed by the module is adjusted to adapt to the maximum terminal position deviation provided by the original production line; and the universal terminal power-on module in the tool provides convenience for reducing maintenance cost and compatible product cost.
The automatic positioning of the on-line LED unit board, the power-on and lighting-input signal switching-the capturing of the RGB value of the image after the camera photographs the lamp board is realized, whether the NG board is in the feed box or not is judged after software analysis, and the whole test flow of lifting and switching the transmission layer (automatic buffer) is realized. The common power-on module of the tool can be customized according to the specification of the actual lamp panel input terminal, so that the flexible compatibility of the tool in the test equipment is improved, and the cost for maintenance and replacement of the tool is reduced. And a high-efficiency stable technical basis is provided for realizing production automation for LED display screen enterprises.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is an assembly view of the present invention;
FIG. 5 is a schematic diagram of a general terminal signal switching module according to the present invention;
fig. 6 is a schematic diagram of a power-on module structure of a universal lamp panel according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1-6, an indoor LED display screen online lighting test fixture device comprises an LED coarse positioning carrier plate 1, a universal terminal signal switching module 2, a positioning plate 3, an integrated output port 4, a universal lamp panel power-on module 5, a fixture reference assembly bottom plate 6, a power transmission moving plate 7 and carrier plate interchange positioning columns 8, wherein the two ends of the fixture reference assembly bottom plate 6 are connected with the positioning plate 3 through fixing bolts, the upper part of the positioning plate 3 is connected with the LED coarse positioning carrier plate 1 in a matched manner through the carrier plate interchange positioning columns 8, the fixture reference assembly bottom plate 6 is connected with the power transmission moving plate 7 through a sliding guide bar, the power transmission moving plate 7 is provided with the universal terminal signal switching module 2 and the universal lamp panel power-on module 5 through a mounting plate, the LED coarse positioning carrier plate 1 is provided with a positioning groove of the universal terminal signal switching module 2 and a positioning groove of the universal lamp panel power-on module 5, the LED coarse positioning carrier plate 1 is connected with the LED lamp panel through the interfaces in a matched manner, the universal terminal signal switching module 2 is meshed with the power transmission bottom plate 6 through a power transmission top plate 6, and the power transmission bottom plate is meshed with a power transmission cylinder bottom plate 6;
the universal terminal signal switching module 2 comprises a switching module positioning column 21, a carrier plate opposite magnet I22, a module guide plate I23, a bearing guide column group I24, an elastic guide column I25, a probe group I26 and a switching module base 27, wherein the upper part of the switching module base 27 is connected with the module guide plate I23 in a matched manner through the bearing guide column group I24 and the elastic guide column I25, the probe group I26 is arranged on the switching module base 27, and the switching module positioning column 21 and the carrier plate opposite magnet I22 are arranged on the module guide plate I23;
the universal lamp panel power-on module 5 comprises a power-on module positioning column 51, a carrier plate pair magnet II 32, a module guide plate II 33, a probe group II 34, a bearing guide column group II 35, a power-on seat switch needle 36, an elastic guide column II 37 and a switching module base 38, wherein the upper part of the switching module base 38 is matched and connected with the module guide plate II 33 through the bearing guide column group II 35 and the elastic guide column II 37, the switching module base 38 is provided with the probe group II 34 and the power-on seat switch needle 36, and the module guide plate II 33 is provided with the power-on module positioning column 51 and the carrier plate pair magnet II 32.
The probe group I26 and the probe group II 34 inside the universal terminal signal switching module 2 and the universal lamp panel power-on module 5 are respectively in butt joint with the terminals of the LED lamp panel.
The positioning plate 3 is provided with an integrated output port 4, and the integrated output port 4 is respectively connected with an external signal device and a power supply device through signal cables.
The power transmission motion plate 7 moves up and down on the tool reference assembly bottom plate 6 through an external jacking column with an air cylinder and a sliding guide bar.
According to the invention, on the connection line, the tool integrally ascends after the LED lamp panel is in place. The LED coarse positioning carrier plate 1 is attached to the lower surface of a product. And the positioning groove of the universal terminal signal switching module 2 is matched and meshed with the LED board terminal, so that the position of the power-on module is automatically corrected.
The tool bottom row of jacking columns is jacked upwards on the power transmission moving plate 7 by the bottom cylinder power to see fig. 1, the power transmission moving plate 7 drives the compression stroke of the universal terminal signal switching module 2 and the universal lamp panel power-on module 5, and the internal probe group ascends to butt with each terminal of the lamp panel. The power-on preparation is completed.
External signals and voltages are input into the tool through the integrated output port 4. And the display and image switching of the LED board are realized.
When the production line is changed, only a single LED coarse positioning carrier plate 1 is replaced. The replaced carrier plate realizes high-precision position repetition by the carrier plate exchange positioning column 8.
Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. An indoor LED display screen on-line lighting test fixture device, its characterized in that: the LED coarse positioning device comprises an LED coarse positioning carrier plate (1), a positioning plate (2), an positioning plate (3), an integrated output port (4), a universal lamp plate power-on module (5), a tool datum assembly bottom plate (6), a power transmission moving plate (7) and a carrier plate interchange positioning column (8), wherein the positioning plate (3) is arranged at two ends of the tool datum assembly bottom plate (6) through fixed bolt connection, the positioning plate (3) is matched and connected with the LED coarse positioning carrier plate (1) through the carrier plate interchange positioning column (8), the tool datum assembly bottom plate (6) is provided with the power transmission moving plate (7) through sliding guide bar connection, the power transmission moving plate (7) is provided with the universal terminal signal switching module (2) and the universal lamp plate power-on module (5) through a mounting plate, the positioning groove of the universal terminal signal switching module (2) and the positioning groove of the universal lamp plate power-on module (5) are arranged on the LED coarse positioning carrier plate (1), the LED coarse positioning carrier plate (1) is provided with a plurality of interfaces, the LED coarse positioning plate (1) is matched and connected with the LED coarse positioning carrier plate through the external base plate (6) through the sliding guide bar connection, the tool datum assembly bottom plate is meshed with the tool base plate (6), the upper end of the top column is connected with a power transmission moving plate (7) through a power transmission hole;
the universal terminal signal switching module (2) comprises a switching module positioning column (21), a carrier plate opposite magnet I (22), a module guide plate I (23), a bearing guide column group I (24), an elastic guide column I (25), a probe group I (26) and a switching module base, wherein the upper part of the switching module base is connected with the module guide plate I (23) in a matched manner through the bearing guide column group I (24) and the elastic guide column I (25), the switching module base is provided with the probe group I (26), and the module guide plate I (23) is provided with the switching module positioning column (21) and the carrier plate opposite magnet I (22);
the universal lamp panel power-on module (5) comprises a power-on module positioning column (51), a carrier plate pair attracting magnet II (32), a module guide plate II (33), a probe group II (34), a bearing guide pillar group II (35), a power detection seat switch needle (36), an elastic guide pillar II (37) and a switching module base, wherein the upper part of the switching module base is matched and connected with the module guide plate II (33) through the bearing guide pillar group II (35) and the elastic guide pillar II (37), the switching module base is provided with the probe group II (34) and the power detection seat switch needle (36), the module guide plate II (33) is provided with the power-on module positioning column (51) and the carrier plate pair attracting magnet II (32), the universal terminal signal switching module (2) and the probe group I (26) and the probe group II (34) inside the universal lamp panel power-on module (5) are respectively in butt joint with terminals of the LED lamp panel, the positioning plate (3) is provided with an integrated output port (4), and the integrated output port (4) is connected with an external signal device and a power supply device through a signal cable.
2. The indoor LED display screen on-line lighting test fixture device according to claim 1, wherein: the power transmission moving plate (7) moves up and down on the tool reference assembly bottom plate (6) through an external jacking column with an air cylinder and a sliding guide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710833195.1A CN107481655B (en) | 2017-09-15 | 2017-09-15 | Online lighting test fixture device of indoor LED display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710833195.1A CN107481655B (en) | 2017-09-15 | 2017-09-15 | Online lighting test fixture device of indoor LED display screen |
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| Publication Number | Publication Date |
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| CN107481655A CN107481655A (en) | 2017-12-15 |
| CN107481655B true CN107481655B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710833195.1A Active CN107481655B (en) | 2017-09-15 | 2017-09-15 | Online lighting test fixture device of indoor LED display screen |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111429817B (en) * | 2020-04-30 | 2022-08-09 | 京东方科技集团股份有限公司 | Mini LED module and display device |
| CN116482505B (en) * | 2023-06-26 | 2023-08-18 | 东莞市亿晶源光电科技有限公司 | LED light-emitting module detection method and system |
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Effective date of registration: 20240109 Address after: Plant 1 and 2, No. 1199, Songfu Road, Qingpu District Industrial Park, 200000 Shanghai Applicant after: Huanshang space design decoration (Shanghai) Co.,Ltd. Address before: Room 502, No. 75 Dongpu Yili, Siming District, Xiamen City, Fujian Province, 361000 Applicant before: XIAMEN FOCO AUTOMATION TECHNOLOGY CO.,LTD. |
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