CN110908153A - Press-fit jig for backlight module - Google Patents
Press-fit jig for backlight module Download PDFInfo
- Publication number
- CN110908153A CN110908153A CN201911126047.1A CN201911126047A CN110908153A CN 110908153 A CN110908153 A CN 110908153A CN 201911126047 A CN201911126047 A CN 201911126047A CN 110908153 A CN110908153 A CN 110908153A
- Authority
- CN
- China
- Prior art keywords
- backlight module
- positioning groove
- jig
- backlight
- press
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
Abstract
The invention discloses a pressing jig for a backlight module, which comprises a jig base, wherein the upper surface of the jig base is provided with a positioning groove for positioning the backlight module, and the middle part of the positioning groove is provided with a mounting opening; a fixed hole is arranged in the positioning groove; and at least one bulge structure is arranged in the positioning groove; the protruding structure corresponds to the position of the hole of the backlight module, and the protruding structure is a hollow structure. The press-fit jig for the backlight module can be used for efficiently and accurately press-fit the backlight product with the single-hole structure/the multi-hole structure, and is simple to assemble and convenient to use.
Description
Technical Field
The invention relates to the technical field of backlight modules, in particular to a pressing jig for a backlight module.
Background
With the coming of the era of large-screen mobile phones and narrow-frame mobile phones, the development of mobile phone screens is extremely rapid. The backlight module is mainly composed of a back plate, an optical assembly, a light source and a rubber frame. The back plate, the optical assembly and the rubber frame are sequentially stacked and assembled, and the optical assembly is fixed with the rubber frame through the back plate. In the production process of mobile phone screens, a press-fit jig of a backlight module is usually used. Backlight unit pressfitting tool comprises buffer gear and moulding tool usually, and wherein the moulding tool is fixed in buffer gear's bottom, and different models are shaded the product and are corresponded different moulding tools, and the moulding tool can quick replacement.
However, for the backlight product with a single-hole structure/porous structure used for the narrow-frame display screen, especially the narrow-frame display screen with the under-screen fingerprint identification assembly, the traditional jig can not completely press the shading glue or black glue at the opening of the backlight module, so that the requirement of the glue pressing process can not be met.
Disclosure of Invention
The invention mainly solves the technical problem of providing a pressing jig for a backlight module, which can be used for efficiently and accurately pressing a backlight product with a single-hole structure/a multi-hole structure, and is simple to assemble and convenient to use. In order to solve the technical problems, the technical scheme adopted by the invention is to provide a backlight module pressing jig which comprises a jig base, wherein the upper surface of the jig base is provided with a positioning groove for positioning a backlight module, and the middle part of the positioning groove is provided with an installation opening; a fixing hole is formed in the positioning groove; at least one protrusion structure is arranged in the positioning groove; the protruding structures correspond to the holes of the backlight module, and the protruding structures are hollow structures. The protruding structure can accurately and effectively press fit the shading glue or black glue at the opening of the backlight module, by adopting the structure, the display part of the backlight module corresponds to the mounting port of the pressing jig of the backlight module, the backlight module is supported and positioned through the fixing hole, the fixing hole is positioned in the positioning groove, the positioning of the backlight module is realized, then, the pressing operation of the backlight module can be carried out by utilizing the protruding structure, and the operation is simple and convenient.
In a preferred embodiment, the positioning groove has at least four sides of ribs,
in a preferred embodiment, a clearance groove is formed in a flange on one side of the positioning groove, and the position of the clearance groove corresponds to the position of a light bar of the backlight module.
In a preferred embodiment, a lug is arranged between the clearance groove and the positioning groove, and the lug corresponds to the edge of the backlight module.
In a preferred embodiment, the lugs are symmetrically arranged.
In a preferred embodiment, when the protrusion structure is pressed on the surface of the backlight module along with the backlight module pressing jig, the protrusion structure can be pressed on the light shielding glue at the hole position of the backlight module.
In a preferred embodiment, the annular indentation of the protruding structure on the backlight module corresponds to the black glue portion of the light shielding glue.
In a preferred embodiment, the cross section of the annular indentation is larger than the area of the light shielding glue.
In a preferred embodiment, the cross section of the hollow area of the convex structure is circular, oval and stretched circular.
In a preferred embodiment, the width of the annular indentation is greater than the width of the black glue of the light-shielding glue.
Drawings
The invention and its advantages will be better understood by studying the following detailed description of specific embodiments, given by way of non-limiting example, and illustrated in the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a pressing fixture of a backlight module in embodiment 1 of the invention.
Fig. 2 is a schematic structural view of a projection structure in embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a projection structure in embodiment 2 of the present invention.
Detailed Description
Referring to the drawings, wherein like reference numbers refer to like elements throughout, the principles of the present invention are illustrated in an appropriate environment. The following description is based on illustrated embodiments of the invention and should not be taken as limiting the invention with regard to other embodiments that are not detailed herein.
The word "embodiment" is used herein to mean serving as an example, instance, or illustration. In addition, the articles "a" and "an" as used in this specification and the appended claims may generally be construed to mean "one or more" unless specified otherwise or clear from context to be directed to a singular form.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Further, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise direct contact of the first and second features through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.
Example 1
First, referring to fig. 1-2, a pressing fixture for a backlight module according to embodiment 1 of the present invention will be described. The pressing jig for the backlight module according to embodiment 1 of the present invention comprises a jig base 1, wherein a positioning groove 2 for positioning the backlight module is formed on the upper surface of the jig base 1, and a mounting opening 3 is formed in the middle of the positioning groove 2; a fixing hole 4 is formed in the positioning groove 2; at least one protrusion structure 5 is arranged in the positioning groove 2; the protruding structures 5 correspond to the holes of the backlight module, and the protruding structures 5 are hollow structures. The convex structure 5 can be accurately and effectively pressed on the shading glue or black glue at the opening of the backlight module. By adopting the structure, the display part of the backlight module corresponds to the mounting opening of the pressing jig of the backlight module, the backlight module is propped and positioned through the fixing hole 4, the fixing hole 4 is positioned in the positioning groove 2, the positioning of the backlight module is realized, then the pressing operation of the backlight module can be carried out by utilizing the protruding structure 5, and the operation is simple and convenient.
The positioning groove 2 is provided with flanges 6 at four sides, a clearance groove 7 is formed in the flange 6 at one side of the positioning groove 2, and the position of the clearance groove 7 corresponds to the position of a lamp strip of the backlight module.
And a lug 8 is arranged between the clearance groove 7 and the positioning groove 2, and the lug 8 corresponds to the edge of the backlight module. The lugs 8 are symmetrically arranged.
When the protruding structures 5 are pressed on the surface of the backlight module along with the backlight module pressing jig, the protruding structures 5 can be pressed on the shading glue at the hole positions of the backlight module.
The annular indentation of the convex structure 5 on the backlight module corresponds to the black glue part of the shading glue. The cross section of the annular indentation is larger than the area of the shading glue. The cross section of the hollow-out area 9 of the convex structure 5 is circular, and the width of the annular indentation is larger than the width of black glue of the shading glue. When the pressing jig of the backlight module is pressed on the surface of the backlight product, the edge of the protruding structure 5 can be just pressed on the black glue part of the backlight circular hole shading glue.
Example 2
Fig. 2 is a schematic structural diagram of a bump structure 5 according to embodiment 2 of the present invention. The difference and equivalence between example 2 and example 1 will be described below.
The hollow-out area 9 of the convex structure 5 is designed into a double-circular groove, and the transition area between the two grooves is consistent with the edge height of the groove. The purpose is that when the pressing jig of the backlight module is pressed on the surface of the backlight product, the edge of the protruding structure 5 can be just pressed on the black glue part of the shading glue of the round hole of the backlight product, and meanwhile, the shading black glue in the middle of the double holes is also pressed on by the transition area between the double grooves of the protruding structure 5.
While the invention has been described above with reference to certain embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the various embodiments of the present disclosure may be used in any combination, provided that there is no structural conflict, and the combination is not exhaustively described in this specification for brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A pressing jig for a backlight module is characterized by comprising a jig base, wherein the upper surface of the jig base is provided with a positioning groove for positioning the backlight module, and the middle part of the positioning groove is provided with a mounting hole;
a fixing hole is formed in the positioning groove; and
at least one bulge structure is arranged in the positioning groove;
the protruding structures correspond to the holes of the backlight module, and the protruding structures are hollow structures.
2. The press-fit jig for the backlight module according to claim 1, wherein: the positioning groove is provided with at least four flanges.
3. The press-fit jig for a backlight module according to claim 2, wherein: and a clearance groove is formed in a flange on one side of the positioning groove, and the position of the clearance groove corresponds to the position of a lamp strip of the backlight module.
4. The pressing fixture for backlight modules according to claim 3, wherein: and a lug is arranged between the clearance groove and the positioning groove and corresponds to the edge of the backlight module.
5. The pressing fixture for backlight modules according to claim 3, wherein: the lugs are symmetrically arranged.
6. The press-fit jig for the backlight module according to claim 1, wherein: when the protruding structures are pressed on the surface of the backlight module along with the backlight module pressing jig, the protruding structures can be pressed on the shading glue at the hole opening position of the backlight module.
7. The pressing fixture for backlight modules according to claim 6, wherein: the annular indentation of the protruding structure on the backlight module corresponds to the black glue part of the shading glue.
8. The press-fit jig for a backlight module according to claim 7, wherein: the cross section of the annular indentation is larger than the area of the shading glue.
9. The pressing fixture for backlight modules according to claim 8, wherein: the cross section of the hollow area of the convex structure is circular, oval and stretched circular.
10. The press-fit jig for a backlight module according to claim 9, wherein: the width of the annular indentation is larger than the width of the black glue of the shading glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911126047.1A CN110908153A (en) | 2019-11-18 | 2019-11-18 | Press-fit jig for backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911126047.1A CN110908153A (en) | 2019-11-18 | 2019-11-18 | Press-fit jig for backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110908153A true CN110908153A (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911126047.1A Pending CN110908153A (en) | 2019-11-18 | 2019-11-18 | Press-fit jig for backlight module |
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| CN (1) | CN110908153A (en) |
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Application publication date: 20200324 |