CN108389520A - A kind of LED display pressing device - Google Patents
A kind of LED display pressing device Download PDFInfo
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- CN108389520A CN108389520A CN201810340216.0A CN201810340216A CN108389520A CN 108389520 A CN108389520 A CN 108389520A CN 201810340216 A CN201810340216 A CN 201810340216A CN 108389520 A CN108389520 A CN 108389520A
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- China
- Prior art keywords
- bottom case
- pcb board
- jig
- pressing device
- led display
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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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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Abstract
A kind of LED display pressing device provided by the present application, including：Upper jig and lower jig, preassembled bottom case and pcb board are accommodated between upper jig and lower jig.Multiple bolt positioning holes, bolt positioning hole setting corresponding with the screw hole on the bar shaped location hole and pcb board of bottom case, for bolt to be driven into from bolt positioning hole in the bottom case and pcb board are evenly arranged on upper jig.Lower jig both sides are provided with lock, and upper jig and lower jig are snapped together, and preassembled bottom case and pcb board are placed on inside jig and lower jig.Since there are spacer posts and soft set between bottom case and pcb board, there are certain mounting distances.In order to which the thickness of bottom case and pcb board is adjusted, pass through bolt positioning hole, bolt is driven into the screw hole on the bar shaped location hole and pcb board of bottom case, in this way, soft set can be driven into the depth of bottom case and pcb board according to bolt, generate different degrees of deformation, control the assembly building of bottom case and pcb board every.
Description
Technical field
The present invention relates to LED display technology more particularly to a kind of LED display pressing devices.
Background technology
The bottom case and pcb board of existing LED (light emitting diode, Light-Emitting Diode) display screen assemble, and are
Bolt is directly beaten by craft or machine, assembly is fixed.In actually manufacturing, the standard in industry requires pcb board thickness public
Difference is between positive and negative 0.125, and the thickness deviation of the bottom case of LED display is between positive and negative 0.05-0.1.But it is based on this row
Industry background and standard, if the thickness of the thickness of the pcb board of one piece of LED display and bottom case is plus tolerance, and other one piece
The PCB thickness and bottom case thickness deviation of LED display are negative common difference entirely, then when two pieces of LED displays are stitched together, just
It will appear the inconsistent situation of thickness.
Two pieces of LED displays can cause when assembling display screen, the panel height of two pieces of display screens is not there are thickness offset
Unanimously, the flatness of whole module is influenced.Therefore, company's machine in need to existing LED display is improved.
Invention content
Based on the above technical background, the present invention provides a kind of LED display pressing device, it is intended to solve the prior art
The bottom case and pcb board of LED display assemble the inconsistent technological deficiency of thickness.
The present invention provides a kind of LED display pressing device, is adjusted for the thickness to preassembled bottom case and pcb board
Whole, top of the bottom case prepackage assigned in the pcb board is evenly arranged with spacer on the pcb board, among the spacer
Equipped with screw hole, and it is arranged with soft set outside the spacer, bar shaped corresponding with the screwhole position is provided on the bottom case
Location hole, the pressing device include：Upper jig and lower jig are equipped between the upper jig and the lower jig for accommodating
The accommodating space of the preassembled bottom case and pcb board；Multiple bolt positioning holes, the spiral shell are evenly arranged on the upper jig
The spiral shell among the spacer on the bar shaped location hole and the pcb board on the distributing position of bolt location hole and the bottom case
The position in hole is corresponding, bar shaped location hole and pcb board for bolt to be driven into the bottom case from the bolt positioning hole
Screw hole in；The lower jig both sides are provided with lock, for snapping together the upper jig and the lower jig.
Optional LED display pressing device, the upper jig inside are provided with positioning column；It is provided on the lower jig
Lower jig location hole, for carrying out positioning assembly with the positioning column of the upper jig so that the upper jig and it is described under
Jig is secured together.
Optional LED display pressing device, the accommodating space is the card slot being arranged on the lower jig, for putting
Set the preassembled bottom case and pcb board.
Optionally, LED display pressing device, the upper jig setting is fluted, the protrusion in the middle part of the corresponding bottom case
Part.
Optional LED display pressing device is provided with multiple screens slots on the bottom case, is provided in the screens slot
Magnet；It is evenly arranged with multiple compression legs, the distribution position of the distributing position of the compression leg and the screens slot on the inside of the upper jig
Set corresponding, the compression leg is pulled together with the magnet.
Optional LED display pressing device, the positioning column are distributed in 4 edges of the upper jig；Under described
Jig location hole corresponds to the positioning column, and 4 edges in the lower jig are arranged.
Optional LED display pressing device, the soft set is silica gel sheath.
Optional LED display pressing device, the height of the silica gel sheath are more than the height of the spacer.
Optional LED display pressing device, the difference in height between the silica gel sheath and the spacer are the bottom case
1~2 times times of the sum of the standard of tolerance of standard of tolerance and the pcb board.
Optional LED display pressing device, the spacer are copper post.
A kind of LED display pressing device provided by the invention, including：Upper jig and lower jig, upper jig and lower jig
Between accommodate preassembled bottom case and pcb board.Multiple bolt positioning holes, bolt positioning hole and bottom case are evenly arranged on upper jig
Bar shaped location hole and pcb board on the corresponding setting of screw hole, for by bolt from bolt positioning hole be driven into the bottom case and
In pcb board.Lower jig both sides are provided with lock, upper jig and lower jig are snapped together, preassembled bottom case and pcb board are put
It sets inside upper jig and lower jig.Between bottom case and pcb board due to there are spacer post and soft set, exist certain assembly away from
From.In order to which the thickness of bottom case and pcb board to be adjusted, by bolt positioning hole, the bar shaped that bolt is driven into bottom case positions
In screw hole on hole and pcb board, in this way, soft set can be driven into the depth of bottom case and pcb board according to bolt, generate different degrees of
The height of deformation, soft set can change, and can also control the assembly building of bottom case and pcb board every the i.e. dress of bottom case and pcb board
With thickness.Utilize the pressing device of the present invention, you can be adjusted, reach all bottoms to the assembly thickness of bottom case and pcb board
Shell is adjusted to consistent purpose with the assembly thickness of pcb board, can thus solve display screen and display screen assembly out-of-flatness
Problem.
Description of the drawings
Fig. 1 is the structural schematic diagram of LED display pressing device in one embodiment of the invention；
Fig. 2 is the structural schematic diagram for inventing LED display pressing device in an embodiment；
Fig. 3 is the structural schematic diagram of the upper jig of LED display pressing device in one embodiment of the invention；
Fig. 4 is the structural schematic diagram of the bottom case of LED display pressing device in one embodiment of the invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figs 1-4, the embodiment of the present invention provides a kind of LED display pressing device, for preassembled bottom case 1
It is adjusted with the thickness of pcb board 2, top of the prepackage of bottom case 1 assigned in pcb board 2, and spacer is evenly arranged on pcb board 2
20,20 centre of spacer is equipped with screw hole, and soft set 21 is arranged with outside spacer 20, is provided with and above-mentioned screw hole position on bottom case 1
Corresponding bar shaped location hole 10 is set, LED display pressing device of the invention specifically includes：
Upper jig 3 and lower jig 4 are equipped between upper jig 3 and lower jig 4 for accommodating preassembled bottom case 1 and pcb board
2 accommodating space.
Be evenly arranged with multiple bolt positioning holes 30 on upper jig 3, the distributing position of bolt positioning hole 30 on bottom case 1
The position of the screw hole among spacer on bar shaped location hole 10 and pcb board 2 is corresponding, for by bolt from bolt positioning hole 30
It is driven into the screw hole on the bar shaped location hole 10 and pcb board 2 of bottom case 1.
Lower 4 both sides of jig are provided with lock 40, for snapping together upper jig 3 and lower jig 4.
Upper jig 3 and lower jig 4 are snapped together, preassembled bottom case 1 and pcb board 2 are placed on jig 3 and are controlled under
Inside tool 4.Since there are spacer 20 and soft set 21, spacer 20 is arranged on pcb board 2 between bottom case 1 and pcb board 2, because
There are certain mounting distances for this.In order to which the thickness of bottom case 1 and pcb board 2 to be adjusted, by bolt positioning hole 30, by bolt
It is driven into the screw hole on the bar shaped location hole 10 and pcb board 2 of bottom case 1, in this way, soft set 21 can be driven into bottom case 1 according to bolt
With the depth of pcb board 2, deformation is generated, the height of soft set 21 can change, and can also control the dress of bottom case 1 and pcb board 2
With interval, i.e. the assembly thickness of bottom case 1 and pcb board 2.
The position of the screw hole of the bar shaped location hole 10 and pcb board 2 of bolt positioning hole 30 and bottom case 1 is corresponding, and bolt
The internal diameter of location hole 30 should be set as the screw hole on the bar shaped location hole 10 and pcb board 2 slightly larger than bottom case 1, facilitate and play bolt
Enter into bottom case 1 and pcb board 2.Bolt positioning hole 30 should be arranged multiple, and be uniformly distributed, guarantee is driven into 1 He of bottom case
Bolt in pcb board 2 is also equally distributed, can ensure the assembly flatness of bottom case 1 and pcb board 2 in this way.
A kind of LED display pressing device in embodiment, 3 inside of upper jig are provided with positioning column 31.
It is provided with lower jig location hole 41 on lower jig 4, carries out positioning assembly for the positioning column 31 with upper jig 3, makes
Jig 3 must be gone up and lower jig 4 is secured together.
Wherein, in preferred embodiment, positioning column 31 is distributed in 4 edges of jig 3；
Lower jig location hole 41 corresponds to positioning column 31, and 4 edges in lower jig 4 are arranged.
Since the shape of bottom case 1 and pcb board 2 is rectangle, the shape of upper jig 3 and lower jig 4 is preferably also rectangle, is above controlled
Accommodating space is set between tool 3 and lower jig 4, bottom case 1 and pcb board 2 is placed, in the thickness to preassembled bottom case 1 and pcb board 2
When being adjusted, by be arranged four edges of upper jig 3 positioning column 31 and four edges in lower jig 4 are set
Lower jig location hole 41 mutually assemble, upper jig 3 and lower jig 4 be fixed to each other and be assembled together, to upper jig 3 and under control
Bottom case 1 and pcb board 2 are clamped in inside by tool 4.
A kind of LED display pressing device in embodiment, accommodating space is the card slot being arranged on lower jig 4, is used for
Place preassembled bottom case 1 and pcb board 2.
Card slot 42 is set on lower jig 4, and the shape of card slot 42 is preferably consistent with the shape of bottom case 1 and pcb board 2, and big
The small size that should be set as just being put into bottom case 1 and pcb board 2.
A kind of LED display pressing device in embodiment, upper jig 3 are arranged fluted 32,1 middle part of corresponding bottom case it is convex
Play part.Since 1 middle part of bottom case of LED display carries projection portion, the place that upper jig 3 corresponds to the projection portion is provided with
Groove 32, so that projection portion to be received into groove 32.
A kind of LED display pressing device in embodiment, is provided with multiple screens slots 11 on bottom case 1, in screens slot 11
It is provided with magnet, 3 inside of upper jig is evenly arranged with multiple compression legs 33.The distributing position of compression leg 33 and the distribution position of screens slot 11
Set corresponding, compression leg 33 is pulled together with magnet.
Compression leg 33 is uniformly arranged on 3 inside of jig, and each compression leg 33 is attracted with the magnet in the screens slot 11 on bottom case 1
To together, to which upper jig 3 can exert a force to bottom case 1 and pcb board 2 by compression leg 33, bottom case 1 and pcb board 2 are pressed.
A kind of LED display pressing device in embodiment, soft set 21 are silica gel sheath.
A kind of LED display pressing device in embodiment, the height of silica gel sheath are more than the height of spacer 20.Silica gel sheath
Height be more than the height of spacer 20, bottom can be adjusted by silica gel sheath deformation when upper jig 3 and lower jig 4 press
The assembly thickness of shell 1 and pcb board 2.
A kind of LED display pressing device in embodiment, the difference in height between silica gel sheath and spacer 20 are bottom case 1
1~2 times of the sum of the standard of tolerance of standard of tolerance and pcb board 2.
The thickness for being possible to the thickness for pcb board 2 occur and bottom case 1 in actual production is plus tolerance, and other one piece
The PCB thickness 2 and 1 thickness deviation of bottom case of LED display are negative common difference entirely.For the bottom case 1 and pcb board 2 to such case
Assembly thickness be adjusted, be preferably provided with the standard of tolerance and PCB that difference in height between silica gel sheath and spacer 20 is bottom case 1
1~2 times of the sum of the standard of tolerance of plate 2.
A kind of LED display pressing device in embodiment, spacer 20 are metal column, and 20 center of spacer is equipped with spiral shell
Hole, it is preferred that spacer 20 is copper post.
The use process of the LED display pressing device of the present invention is introduced again below：
A kind of embodiment is：
S101, the reserved card slot 42 that pcb board 2 is snapped onto to lower jig 4.
S102, silica gel sheath 21 is inserted in the copper post 20 being arranged on pcb board 2.
In this way, 21 dispersed distribution of silica gel sheath and being separately fixed on pcb board 2.
S103, the correspondence of bottom case 1 is caught in 2 top of pcb board.
S104, upper jig 3 and the assembly of lower jig 4 will be fastened together, it is locked by lock 40.
S105, bolt, fixed bottom case 1 and pcb board 2 are squeezed by the bolt positioning hole 30 of upper jig 3.
Another embodiment is：
S201, silica gel sheath 21 is inserted in the copper post 20 being arranged on pcb board 2.
In this way, 21 dispersed distribution of silica gel sheath and being separately fixed on pcb board 2.
S202, the correspondence of bottom case 1 is caught in 2 top of pcb board.
S203, the card slot 42 that bottom case 1 and pcb board 2 that prepackage prepares are snapped onto to lower jig 4.
S204, upper jig 3 and the assembly of lower jig 4 will be fastened together, it is locked by lock 40.
S205, bolt, fixed bottom case 1 and pcb board 2 are squeezed by the bolt positioning hole 30 of upper jig 3.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every utilization
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of LED display pressing device, is adjusted for the thickness to preassembled bottom case and pcb board, the bottom case
Top of the prepackage assigned in the pcb board, which is characterized in that spacer is evenly arranged on the pcb board, among the spacer
Equipped with screw hole, and it is arranged with soft set outside the spacer, bar shaped corresponding with the screwhole position is provided on the bottom case
Location hole, the pressing device include：
Upper jig and lower jig, between the upper jig and the lower jig be equipped with for accommodate the preassembled bottom case and
The accommodating space of pcb board；
Be evenly arranged with multiple bolt positioning holes on the upper jig, the distributing position of the bolt positioning hole on the bottom case
The bar shaped location hole and the pcb board on spacer among screw hole position it is corresponding, for by bolt from institute
It states in the screw hole that bolt positioning hole is driven on the bar shaped location hole and pcb board of the bottom case；
The lower jig both sides are provided with lock, for snapping together the upper jig and the lower jig.
2. LED display pressing device according to claim 1, which is characterized in that
It is provided with positioning column on the inside of the upper jig；
Lower jig location hole is provided on the lower jig, for carrying out positioning assembly with the positioning column of the upper jig,
So that the upper jig and the lower jig are secured together.
3. LED display pressing device according to claim 2, which is characterized in that the accommodating space is setting in institute
The card slot on lower jig is stated, for placing the preassembled bottom case and pcb board.
4. LED display pressing device according to claim 3, which is characterized in that the upper jig setting is fluted, right
Answer the projection portion in the middle part of the bottom case.
5. the LED display pressing device according to any one of claim 1-4, which is characterized in that on the bottom case
Multiple screens slots are provided with, magnet is provided in the screens slot；Multiple compression legs are evenly arranged on the inside of the upper jig, it is described
The distributing position of compression leg is corresponding with the distributing position of screens slot, and the compression leg is pulled together with the magnet.
6. LED display pressing device according to claim 2, which is characterized in that the positioning column is distributed on described
4 edges of jig；
The lower jig location hole corresponds to the positioning column, and 4 edges in the lower jig are arranged.
7. the LED display pressing device according to any one of claim 1-4, which is characterized in that it is described it is soft set be
Silica gel sheath.
8. LED display pressing device according to claim 7, which is characterized in that the height of the silica gel sheath is more than institute
State the height of spacer.
9. LED display pressing device according to claim 8, which is characterized in that the silica gel sheath and the spacer
Between difference in height be 1~2 times of the sum of standard of tolerance of standard of tolerance and the pcb board of the bottom case.
10. the LED display pressing device according to any one of claim 1-4, which is characterized in that the spacer
For copper post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340216.0A CN108389520A (en) | 2018-04-16 | 2018-04-16 | A kind of LED display pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340216.0A CN108389520A (en) | 2018-04-16 | 2018-04-16 | A kind of LED display pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108389520A true CN108389520A (en) | 2018-08-10 |
Family
ID=63064911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810340216.0A Pending CN108389520A (en) | 2018-04-16 | 2018-04-16 | A kind of LED display pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108389520A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584736A (en) * | 2019-01-04 | 2019-04-05 | 深圳市德彩光电有限公司 | A kind of LED display |
| CN109623724A (en) * | 2019-01-04 | 2019-04-16 | 深圳市德彩光电有限公司 | A kind of preparation method of LED display |
| WO2021103547A1 (en) * | 2019-11-27 | 2021-06-03 | 深圳市洲明科技股份有限公司 | Positioning clamp, and assembly method for led display module |
| CN114333573A (en) * | 2021-12-03 | 2022-04-12 | 昆山国显光电有限公司 | Display module and display device |
-
2018
- 2018-04-16 CN CN201810340216.0A patent/CN108389520A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584736A (en) * | 2019-01-04 | 2019-04-05 | 深圳市德彩光电有限公司 | A kind of LED display |
| CN109623724A (en) * | 2019-01-04 | 2019-04-16 | 深圳市德彩光电有限公司 | A kind of preparation method of LED display |
| CN109623724B (en) * | 2019-01-04 | 2021-06-29 | 深德彩科技(深圳)股份有限公司 | Preparation method of LED display screen |
| WO2021103547A1 (en) * | 2019-11-27 | 2021-06-03 | 深圳市洲明科技股份有限公司 | Positioning clamp, and assembly method for led display module |
| CN114333573A (en) * | 2021-12-03 | 2022-04-12 | 昆山国显光电有限公司 | Display module and display device |
| CN114333573B (en) * | 2021-12-03 | 2023-11-21 | 昆山国显光电有限公司 | Display module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB02 | Change of applicant information |
Address after: 518000 201, No. 13, Huiye Road, Tangjia community, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Applicant after: Shendecai photoelectric (Shenzhen) Co., Ltd Address before: 518000 Guangdong province Shenzhen Guangming New District Gongming building village community Zhongtai road 18 German color Industrial Park Applicant before: Shenzhen Dicolor Optoelectronics Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 518000 201, No. 13, Huiye Road, Tangjia community, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Applicant after: Shendecai Technology (Shenzhen) Co., Ltd Address before: 518000 201, No. 13, Huiye Road, Tangjia community, Fenghuang street, Guangming District, Shenzhen City, Guangdong Province Applicant before: Shendecai photoelectric (Shenzhen) Co.,Ltd. |
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| CB02 | Change of applicant information |