CN112863373A - Positioning jig and assembling method of LED box - Google Patents
Positioning jig and assembling method of LED box Download PDFInfo
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- CN112863373A CN112863373A CN201911185391.8A CN201911185391A CN112863373A CN 112863373 A CN112863373 A CN 112863373A CN 201911185391 A CN201911185391 A CN 201911185391A CN 112863373 A CN112863373 A CN 112863373A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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Abstract
The invention discloses a positioning jig and an assembling method of an LED box body, and belongs to the technical field of LED display screen assembling. The positioning jig comprises a jig main body, wherein a positioning groove body is arranged on the surface of one side of the jig main body so as to correspondingly accommodate a plurality of LED lamp panels distributed in a matrix; a plurality of V-shaped clamping positions which are uniformly arranged are convexly arranged on the bottom wall of the positioning groove body, so that the LED lamp panels are correspondingly clamped in the corresponding lamp seams when being accommodated in the positioning groove body; the jig main body is internally provided with a plurality of air guide pipelines, one sides of the air guide pipelines are communicated with the bottom wall of the positioning groove body, and the other sides of the air guide pipelines are connected with the vacuum pump. This technical scheme, it can effectively solve traditional equipment mode and be difficult to guarantee the technical problem of LED display module assembly roughness and piece seam precision.
Description
Technical Field
The invention relates to the technical field of LED display screen assembly, in particular to a positioning jig and an assembly method of an LED box body.
Background
At present, the small-distance products of the LED display screens have stricter requirements on the processing precision required by the box body and the bottom shell along with the reduction of the pixel distance, so that the difficulty and the cost of machining are increased rapidly. On the basis of the precise box body and the bottom shell, the accumulated errors of the box body, the bottom shell and the bottom shell module are still overlarge, the module still needs to be adjusted repeatedly in the installation process, and the production efficiency is low. Even so, a plurality of modules of same box are difficult to reach qualified roughness and clearance precision, influence display effect. The current display screen box unit is at the in-process of equipment, and is usually fixed with the box frame, then fixes a plurality of modules on a box frame, and the roughness between module and the module just can only be confirmed by the machining precision between the drain pan at the box frame and the module back for the module is difficult to guarantee with the positive roughness that is provided with the display surface of lamp pearl of module and the clearance precision between the adjacent module.
Disclosure of Invention
The invention mainly aims to provide a positioning jig and an assembling method of an LED box body, and aims to solve the technical problem that the assembling flatness and the splicing seam precision of an LED display module are difficult to guarantee in the traditional assembling mode.
In order to achieve the purpose, the positioning jig provided by the invention comprises a jig main body, wherein a positioning groove body is arranged on the surface of one side of the jig main body so as to correspondingly accommodate a plurality of LED lamp panels distributed in a matrix manner; a plurality of uniformly arranged V-shaped clamping positions are convexly arranged on the bottom wall of the positioning groove body, so that the LED lamp panel is correspondingly clamped in the corresponding lamp slot when being accommodated in the positioning groove body; the jig main body is internally provided with a plurality of air guide pipelines, one sides of the air guide pipelines are communicated with the bottom wall of the positioning groove body, and the other sides of the air guide pipelines are connected with a vacuum pump.
Optionally, the V-shaped clip includes a first V-shaped clip disposed longitudinally and a second V-shaped clip disposed transversely.
Optionally, the distance between two adjacent first V-shaped screens is N times of the distance between two adjacent transverse adjacent light slits of the LED lamp panel, and N is a positive integer greater than or equal to 1.
Optionally, the distance between every two adjacent second V-shaped screens is M times the distance between every two longitudinally adjacent light slits of the LED lamp panel, and M is a positive integer greater than or equal to 1.
Optionally, the bottom wall of the positioning groove body is provided with a plurality of uniformly distributed vertical air guide pipes, and each vertical air guide pipe extends from the bottom wall of the positioning groove body to the plurality of air guide pipes inside the jig main body.
Optionally, the plurality of air guide channels are arranged inside the jig main body in a criss-cross manner, and one vertical air guide channel is correspondingly arranged above each criss-cross point.
Optionally, a main air guide pipeline is arranged on the surface of one side, where the jig main body is far away from the positioning groove body, of the jig main body, the main air guide pipeline extends to the plurality of air guide pipelines inside the jig main body from the surface of one side, where the jig main body is far away from the positioning groove body, and the main air guide pipeline is externally connected with the vacuum pump.
In addition, in order to achieve the above object, the present invention further provides an assembling method of an LED box, including the steps of: providing the positioning jig, correspondingly accommodating a plurality of LED lamp panels distributed in a matrix into the positioning groove body, wherein the lamp surface of each LED lamp panel faces the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is correspondingly clamped in the corresponding V-shaped clamping position; vacuumizing the jig main body through the vacuum pump, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is uniformly pressed on the corresponding V-shaped clamping position through atmospheric pressure; and quickly placing and fixing a plurality of bottom shells on the corresponding LED lamp panels in a one-to-one correspondence manner to form a plurality of LED display modules.
Optionally, the assembly method comprises the steps of: and quickly placing and fixing the box body frame on the plurality of LED display modules to form an LED box body.
Optionally, the quick-setting and fixing means is gluing or welding.
The invention provides a positioning jig and an assembling method of an LED box body.A positioning groove body is arranged on the surface of one side of the positioning jig so as to correspondingly accommodate a plurality of LED lamp panels distributed in a matrix; a plurality of V-shaped clamping positions which are uniformly arranged are convexly arranged on the bottom wall of the positioning groove body, so that the LED lamp panels are correspondingly clamped in the corresponding lamp seams when being accommodated in the positioning groove body; the jig main body is internally provided with a plurality of air guide pipelines, one sides of the air guide pipelines are communicated with the bottom wall of the positioning groove body, and the other sides of the air guide pipelines are connected with the vacuum pump. So, when carrying out LED display module assembly, alright correspond the holding with a plurality of LED lamp plates that are the matrix distribution in the location cell body, and the lamp face of each LED lamp plate all towards the diapire of location cell body, the lamp seam of each LED lamp plate corresponds the block in corresponding V-arrangement screens, because a plurality of V-arrangement screens are evenly set up, so two rows of lamps at the LED lamp plate concatenation position of two adjacent modules are restricted by the V-arrangement screens, its interval equals the interval of two arbitrary rows of lamps of module, thereby guarantee very high LED display screen piece precision. And then, the jig main body is vacuumized by a vacuum pump, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body, and the lamp seams of each LED lamp panel are uniformly pressed on the corresponding V-shaped clamping positions through atmospheric pressure. At this moment, the point portion of all V-arrangement screens is on first plane, and the lamp pearl is in contact with the inclined plane of V type screens, guarantees that the lamp face all is on the second plane, and then guarantees that the LED lamp plate has very high roughness at this moment. And finally, the bottom shells are quickly placed and fixed on the corresponding LED lamp panels in a one-to-one correspondence mode to form a plurality of LED display modules, and the high rigidity of the bottom shells can ensure that the LED display modules can keep high flatness. Therefore, according to the technical scheme, the technical problems that the assembling flatness and the assembling seam precision of the LED display module cannot be guaranteed in the traditional assembling mode can be effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without paying creative efforts.
Fig. 1 is a schematic structural diagram of a positioning fixture according to an embodiment of the invention.
Fig. 2 is a schematic cross-sectional view of the positioning fixture shown in fig. 1 along a horizontal direction.
Fig. 3 is a flow chart of a method for assembling a second LED box according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of the positioning jig shown in fig. 1 after being placed in an LED lamp panel.
Fig. 5 is a schematic diagram of a partial cross-sectional structure of the positioning jig shown in fig. 1, which is placed in the LED lamp panel and then vertically arranged.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example one
As shown in fig. 1 and fig. 2, a positioning fixture 100 according to an embodiment of the present invention includes a fixture main body 110, and a positioning groove 111 is disposed on a side surface of the fixture main body to correspondingly accommodate a plurality of LED lamp panels (not shown) distributed in a matrix. A plurality of V-shaped clamping positions 112 are arranged on the bottom wall of the positioning groove 111 in a protruding manner, so that the LED lamp panel is correspondingly clamped in the corresponding lamp slot when being accommodated in the positioning groove 111. The tool main body 110 is provided with a plurality of air guide channels 113 therein, one sides of the plurality of air guide channels 113 are communicated with the bottom wall of the positioning groove body 111, and the other sides of the plurality of air guide channels 113 are connected with a vacuum pump (not shown).
In this embodiment, as shown in fig. 1, the V-shaped retaining portion 112 includes a plurality of longitudinally disposed first V-shaped retaining portions 1121 and a plurality of transversely disposed second V-shaped retaining portions 1122, the first V-shaped retaining portions 1121 can be correspondingly retained in the longitudinally extending slits, the second V-shaped retaining portions 1122 can be correspondingly retained in the transversely extending slits, and the transversely and longitudinally disposed V-shaped retaining portions 112 can ensure that the LED lamp panel is well positioned in the positioning groove 111 without left, right, front and rear displacement in the horizontal direction. Specifically, as shown in fig. 1, the distance between two adjacent first V-shaped clamping positions is N times the distance between two adjacent transverse lamp slots of the LED lamp panel, and N is a positive integer greater than or equal to 1. The interval between two liang of adjacent second V type screens is M times of the interval between two liang of vertical adjacent light seams of LED lamp plate, and M is the positive integer that is greater than or equal to 1. The number of the first V-shaped clamping positions for clamping each LED lamp panel can be equal to or less than the number of the longitudinally extending lamp slots in the corresponding LED lamp panel, and the number of the second V-shaped clamping positions for clamping each LED lamp panel can be equal to or less than the number of the transversely extending lamp slots in the corresponding LED lamp panel.
As shown in fig. 1 and 2, the bottom wall of the positioning slot body 111 is provided with a plurality of vertical air guide channels 114 uniformly distributed, and each vertical air guide channel 114 extends from the bottom wall of the positioning slot body 111 to a plurality of air guide channels 113 inside the jig main body 110. Specifically, as shown in fig. 2, the plurality of air guide channels 113 are arranged in a criss-cross manner inside the jig main body 110, and a vertical air guide channel 114 is correspondingly arranged above each criss-cross point. A main air duct 115 is disposed on a side surface of the jig main body 110 away from the positioning groove 111, the main air duct 115 extends from the side surface of the jig main body 110 away from the positioning groove 111 to the plurality of air ducts 113 inside the jig main body 110, and the main air duct 115 is externally connected to a vacuum pump (not shown). In this way, the external vacuum pump is used for vacuumizing the main air guide duct 115, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body 111, and the lamp seam of each LED lamp panel is uniformly pressed on the corresponding V-shaped clamping position 112 through atmospheric pressure.
Example two
As shown in fig. 3, a second embodiment of the present invention further provides an assembling method of an LED box, where the assembling method includes the following steps:
step S110: providing a positioning jig, correspondingly holding a plurality of LED lamp panels which are distributed in a matrix in the positioning groove body, wherein the lamp surface of each LED lamp panel faces the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is correspondingly clamped in the corresponding V-shaped clamping position.
Specifically, the positioning fixture 100 in the first embodiment is shown in fig. 1 and 4, the positioning fixture 100 in this embodiment can correspond to the assembly work of four LED display modules (for those skilled in the art, it can be adjusted according to actual needs, and the assembly work of different numbers of LED display modules can be adapted by only reasonably adjusting the area of the positioning groove 111), when the four LED lamp panels 200 distributed in a matrix are correspondingly accommodated in the positioning groove 111, and the lamp surface of each LED lamp panel 200 faces the bottom wall of the positioning groove, the lamp seam of each LED lamp panel 200 is correspondingly engaged with the corresponding V-shaped retaining portion 112. At this moment, four lateral walls of the positioning groove body 111 just limit the four LED lamp panels 200 in the positioning groove body 111, and the sizes of the four LED lamp panels are matched with each other. Because a plurality of V-arrangement screens 112 are evenly set up, so two rows of lamps at the LED lamp plate 200 concatenation position of two adjacent modules are restricted by V-arrangement screens 112, and its interval equals the interval of two arbitrary rows of lamps of module to guarantee very high LED display screen piece seam precision.
Step S120: the jig main body is vacuumized through the vacuum pump, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body, and the lamp seams of each LED lamp panel are uniformly pressed on the corresponding V-shaped clamping positions through atmospheric pressure.
Specifically, as shown in fig. 4 and 5, the jig main body 110 is vacuumized by a vacuum pump, so that a negative pressure is generated between each LED lamp panel 200 and the bottom wall of the positioning groove 111, and the lamp seam of each LED lamp panel 200 is uniformly pressed on the corresponding V-shaped blocking position 112 by the atmospheric pressure. At this moment, all V-arrangement screens 112's point portion is on first plane, and lamp pearl and V-arrangement screens 112's inclined plane contact guarantees that the lamp face all is on the second plane, and then guarantees that LED lamp plate 200 has very high roughness at this moment.
Step S130: and quickly placing and fixing a plurality of bottom shells on the corresponding LED lamp panels in a one-to-one correspondence manner to form a plurality of LED display modules.
Specifically, the manner of rapid placement and fixation is gluing or welding, taking gluing as an example, as shown in fig. 5, the back side of the LED lamp panel 200 can be smeared with rapid glue, and then, the bottom cases 300 are rapidly placed on the corresponding LED lamp panels 200 one by one, so as to be fixedly connected with each other through glue, thereby forming a plurality of LED display modules.
Step S140: and quickly placing and fixing the box body frame on the LED display modules to form an LED box body.
Specifically, this mode of placing fast and fixing is sticky or welding equally to sticky as an example, can paint the dorsal part at four LED display module assembly through quick glue, then, places box frame on the dorsal part of four LED display module assembly fast to make both fixed connection through glue, and then accomplish the process of assembling of LED box. At this moment, this LED box has the lamp plate surface of high piece precision and high roughness. The precision requirement of the whole assembling process on the bottom shell and the box body is very low, and the extremely high assembling precision can be realized on the basis of the box body with low precision.
In the positioning jig and the assembling method of the LED box body in the embodiment of the invention, the surface of one side of the positioning jig is provided with the positioning groove body so as to correspondingly accommodate the LED lamp panels which are distributed in a matrix manner; a plurality of V-shaped clamping positions which are uniformly arranged are convexly arranged on the bottom wall of the positioning groove body, so that the LED lamp panel is correspondingly clamped in the corresponding lamp slot when being accommodated in the positioning groove body; the jig main body is internally provided with a plurality of air guide pipelines, one sides of the air guide pipelines are communicated with the bottom wall of the positioning groove body, and the other sides of the air guide pipelines are connected with the vacuum pump. So, when carrying out LED display module assembly, alright correspond the holding with a plurality of LED lamp plates that are the matrix distribution in the location cell body, and the lamp face of every LED lamp plate all is towards the diapire of location cell body, the lamp seam of each LED lamp plate corresponds the block in corresponding V-arrangement screens, because a plurality of V-arrangement screens are even to be set up, so two rows of lamps at the LED lamp plate concatenation position of two adjacent modules are restricted by the V-arrangement screens, its interval equals the interval of two arbitrary rows of lamps of module, thereby guarantee very high LED display screen piece precision. And then, the jig main body is vacuumized by a vacuum pump, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is uniformly pressed on the corresponding V-shaped clamping position through atmospheric pressure. At this moment, the point portion of all V-arrangement screens is on first plane, and the lamp pearl is in contact with the inclined plane of V type screens, guarantees that the lamp face all is on the second plane, and then guarantees that the LED lamp plate has very high roughness at this moment. And finally, the bottom shells are quickly placed and fixed on the corresponding LED lamp panels in a one-to-one correspondence mode to form a plurality of LED display modules, and the high rigidity of the bottom shells can ensure that the LED display modules can keep high flatness. Therefore, according to the technical scheme, the technical problems that the assembling flatness and the assembling seam precision of the LED display module cannot be guaranteed in the traditional assembling mode can be effectively solved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (10)
1. A positioning jig is characterized by comprising a jig main body, wherein a positioning groove body is arranged on one side surface of the jig main body so as to correspondingly accommodate a plurality of LED lamp panels distributed in a matrix; a plurality of uniformly arranged V-shaped clamping positions are convexly arranged on the bottom wall of the positioning groove body, so that the LED lamp panel is correspondingly clamped in the corresponding lamp slot when being accommodated in the positioning groove body; the jig main body is internally provided with a plurality of air guide pipelines, one sides of the air guide pipelines are communicated with the bottom wall of the positioning groove body, and the other sides of the air guide pipelines are connected with a vacuum pump.
2. The positioning fixture according to claim 1, wherein the V-shaped detents comprise a first V-shaped detent arranged longitudinally and a second V-shaped detent arranged transversely.
3. The positioning jig according to claim 2, wherein a distance between every two adjacent first V-shaped clamping positions is N times a distance between every two transversely adjacent lamp slots of the LED lamp panel, and N is a positive integer greater than or equal to 1.
4. The positioning jig according to claim 2, wherein a distance between every two adjacent second V-shaped clamping positions is M times a distance between every two longitudinally adjacent lamp slots of the LED lamp panel, and M is a positive integer greater than or equal to 1.
5. The positioning jig of claim 1, wherein the bottom wall of the positioning groove body is provided with a plurality of uniformly distributed vertical air guide channels, and each vertical air guide channel extends from the bottom wall of the positioning groove body to the plurality of air guide channels inside the jig main body.
6. The positioning fixture of claim 5, wherein the plurality of air guide channels are criss-cross disposed inside the fixture body, and one vertical air guide channel is disposed above each criss-cross point.
7. The positioning jig of claim 1, wherein a main air guide channel is arranged on a side surface of the jig main body away from the positioning groove body, the main air guide channel extends from the side surface of the jig main body away from the positioning groove body to the plurality of air guide channels inside the jig main body, and the main air guide channel is externally connected with the vacuum pump.
8. An assembling method of an LED box body is characterized by comprising the following steps:
providing a positioning jig according to any one of claims 1 to 7, correspondingly accommodating a plurality of LED lamp panels distributed in a matrix in the positioning groove body, wherein the lamp surface of each LED lamp panel faces the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is correspondingly clamped in the corresponding V-shaped clamping position;
vacuumizing the jig main body through the vacuum pump, so that negative pressure is generated between each LED lamp panel and the bottom wall of the positioning groove body, and the lamp seam of each LED lamp panel is uniformly pressed on the corresponding V-shaped clamping position through atmospheric pressure;
and quickly placing and fixing a plurality of bottom shells on the corresponding LED lamp panels in a one-to-one correspondence manner to form a plurality of LED display modules.
9. The assembly method according to claim 8, characterized in that it comprises the steps of:
and quickly placing and fixing the box body frame on the plurality of LED display modules to form an LED box body.
10. The assembly method according to claim 8 or 9, characterized in that the quick-setting and fixing means are gluing or welding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185391.8A CN112863373A (en) | 2019-11-27 | 2019-11-27 | Positioning jig and assembling method of LED box |
| PCT/CN2020/099798 WO2021103531A1 (en) | 2019-11-27 | 2020-07-01 | Positioning jig and method for assembling led box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911185391.8A CN112863373A (en) | 2019-11-27 | 2019-11-27 | Positioning jig and assembling method of LED box |
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|---|---|
| CN112863373A true CN112863373A (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911185391.8A Pending CN112863373A (en) | 2019-11-27 | 2019-11-27 | Positioning jig and assembling method of LED box |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112863373A (en) |
| WO (1) | WO2021103531A1 (en) |
Cited By (1)
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| CN115781559A (en) * | 2022-12-20 | 2023-03-14 | 京东方科技集团股份有限公司 | Display screen disassembling jig |
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| WO2021103531A1 (en) | 2021-06-03 |
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