CN207557614U - A kind of backlight module - Google Patents
A kind of backlight module Download PDFInfo
- Publication number
- CN207557614U CN207557614U CN201721610262.5U CN201721610262U CN207557614U CN 207557614 U CN207557614 U CN 207557614U CN 201721610262 U CN201721610262 U CN 201721610262U CN 207557614 U CN207557614 U CN 207557614U
- Authority
- CN
- China
- Prior art keywords
- straight line
- axis straight
- diaphragm
- line
- circular arc
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses a kind of backlight modules, it includes backlight substrate, a diaphragm is pasted on backlight substrate, it is characterised in that：The edge of the diaphragm cuts to form a notch close to the thickness direction of corner angle position along diaphragm, the contour line that the notch projects in the horizontal plane is made of several sections of lines, whole lines include a longitudinal axis straight line and horizontal axis straight line, and the longitudinal axis straight line is mutually perpendicular to form an intersection point with horizontal axis straight line.The utility model provides a kind of backlight module, can not increase on the basis of the equipment cost of detection device so that the accurate positioning of detection device.
Description
Technical field
The utility model is related to the technical field of liquid crystal display, a kind of specifically backlight module.
Background technology
Backlight module generally requires to carry out size detection in process, is generally set in the prior art using Image detection
Standby or projection detection device carries out planar dimension detection.It but can be the one of backlight module in the process of backlight module
End face attaching film, such as blue film, and image detection equipment or projection detection device generally require before size detection is carried out
The positioning of plane coordinates is carried out, the positioning of this plane coordinates is identified by the luminance difference of datum line both sides, therefore is pasted
It is attached indigo plant film after its contour line both sides of backlight module luminance difference unobvious, easily so that detection device positioning generate error or
Person can not position.
Invention content
Technical problem to be solved in the utility model one is：A kind of backlight module is provided, detection can not be increased and set
So that the accurate positioning of detection device on the basis of standby equipment cost.
It is for one technical solution adopted in the utility model of above-mentioned technical problem：A kind of backlight module is provided, it is wrapped
Backlight substrate is included, a diaphragm is pasted on backlight substrate, it is characterised in that：The edge of the diaphragm is close to corner angle position edge
The thickness direction of diaphragm cuts to form a notch, and the contour line that the notch projects in the horizontal plane is made of several sections of lines,
Whole lines include a longitudinal axis straight line and horizontal axis straight line, and the longitudinal axis straight line is mutually perpendicular to composition one with horizontal axis straight line and hangs down
Foot.
The backlight substrate is rectangle, and the diaphragm fitted on backlight substrate, and diaphragm is along backlight substrate
Corresponding edge is flushed with the corresponding edge of backlight substrate on length and width direction.
The diaphragm is rectangle, cuts to form notch along the thickness direction of diaphragm on each corner angle of diaphragm.
Whole lines include a circular arc line, are connected between the longitudinal axis straight line and horizontal axis straight line by circular arc line transition
It connects, the center of circle of the circular arc line is overlapped with the intersection point between longitudinal axis straight line and horizontal axis straight line.
The centre position of the circular arc line is radially towards the center of circle position indent of circular arc line or radially towards far from circle
Camber line center of circle position evagination forms the first identification point, the intersection point of one end of the circular arc line and the end of longitudinal axis straight line and
The intersection point of the other end of circular arc line and the end of horizontal axis straight line respectively constitutes the second identification point, and first identification point and two the
Structure draws an imaginary circles to two identification points in the horizontal plane, hanging down between the center of circle of the imaginary circles and longitudinal axis straight line and horizontal axis straight line
Lumping weight closes.
The shape of the notch is L-type structure.
After more than structure, a kind of backlight module of the utility model has the following advantages compared with prior art：It is first
First, diaphragm is equipped with notch, therefore the contour line of notch and the luminance difference of backlight substrate are apparent, so that datum line identification is accurate
Really clear, secondly, the second datum mark and the first datum mark built by circular arc line carries out taking mean value so that the positioning of origin is more
It is accurate to add, and reduces error.
Description of the drawings
Fig. 1 is a kind of structure diagram of backlight module of the utility model.
Fig. 2 is a kind of schematic side view of backlight module of the utility model.
Fig. 3 is the close-up schematic view in " A " region in Fig. 1.
Wherein, 1, backlight substrate, 2, diaphragm, 3, notch, 4, contour line, 4.1, longitudinal axis straight line, 4.2, horizontal axis straight line, 4.3,
Circular arc line, the 4.4, first identification point, the 4.5, second identification point, 4.6, imaginary circles；
Wherein：
O1Refer to longitudinal axis straight line and the orthogonal intersection point of horizontal axis straight line；
O2Refer to the center of circle of circular arc line；
O3Refer to the center of circle of imaginary circles.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
The utility model provides a kind of backlight module, it includes backlight substrate 1, and a diaphragm 2 is pasted on backlight substrate 1,
It is characterized in that：The edge of the diaphragm 2 cuts to form a notch 3, institute close to the thickness direction of corner angle position along diaphragm 2
It states the contour line 4 that notch 3 projects in the horizontal plane to be made of several sections of lines, whole lines include a longitudinal axis straight line 4.1
With horizontal axis straight line 4.2, the longitudinal axis straight line 4.1 is mutually perpendicular to form an intersection point O with horizontal axis straight line 4.21。
The backlight substrate 1 is rectangle, and the diaphragm 2 fitted on backlight substrate 1, and diaphragm 2 is along backlight base
Corresponding edge is flushed with 1 corresponding edge of backlight substrate on the length and width direction of plate 1.
The diaphragm 2 is rectangle, cuts to form notch 3 along the thickness direction of diaphragm 2 on each corner angle of diaphragm 2.
Whole lines include a circular arc line 4.3, pass through circle between the longitudinal axis straight line 4.1 and horizontal axis straight line 4.2
4.3 transition of camber line connects, the center of circle O of the circular arc line 4.32Intersection point O between longitudinal axis straight line 4.1 and horizontal axis straight line 4.21Weight
It closes.
The centre position of the circular arc line 4.3 is radially towards the center of circle O of circular arc line 4.32Position indent or radially
Towards the center of circle O far from circular arc line 4.32Position evagination forms the first identification point 4.4, and one end of the circular arc line 4.3 is with indulging
The intersection point of the end of axis straight line 4.1 and the other end of circular arc line 4.3 and the intersection point of the end of horizontal axis straight line 4.2 respectively constitute the
Structure draws an imaginary circles 4.6 in the horizontal plane for two identification points 4.5, first identification point 4.4 and two the second identification points 4.5,
The center of circle O of the imaginary circles 4.63Intersection point O between longitudinal axis straight line 4.1 and horizontal axis straight line 4.21It overlaps.
The shape of the notch 3 is L-type structure.
A kind of detection method of backlight module, it is characterised in that：It includes the following steps：
The backlight module 1 of Arbitrary Term in the claims 1-6 is placed on the monitor station of image detection equipment by step 1；
Step 2, the image detection equipment detector the longitudinal axis is demarcated by the luminance differences of 4.1 both sides of longitudinal axis straight line
The position of straight line 4.1；
Step 3, the image detection equipment detector the horizontal axis is demarcated by the luminance differences of 4.2 both sides of horizontal axis straight line
The position of straight line 4.2；
Step 4, the intersection point O for being crossed to form longitudinal axis straight line 4.1 and horizontal axis straight line 4.21As the first detection reference；
Step 5 is built using horizontal axis straight line 4.2 as X-axis or using longitudinal axis straight line 4.1 as Y-axis and the first detection reference
Form a plane monitoring-network coordinate system
Step 6 completes the overall size for backlight module by plane monitoring-network coordinate system.
It is connected between the longitudinal axis straight line 4.1 and horizontal axis straight line 4.2 by 4.3 transition of circular arc line, wherein：
Following steps are equipped between step 4 and step 5：
Step 4.1, image detection equipment detector the circular arc is demarcated by luminance difference inside and outside circular arc line 4.3
The position of line 4.3；
Step 4.2, the center of circle O by circular arc line 4.32As the second detection reference；
First detection reference and the second detection reference are carried out line by step 4.3, take midpoint as origin；
Wherein, step 5, using horizontal axis straight line 4.2 as X-axis or using longitudinal axis straight line 4.1 as Y-axis and origin build to form one
Plane monitoring-network coordinate system.
The centre position of the circular arc line 4.3 is equipped with the first identification point 4.4, one end and the longitudinal axis straight line 4.1 of circular arc line 4.3
The intersection point of end and the intersection point of end of the other end and horizontal axis straight line 4.2 of circular arc line 4.3 respectively constitute the second identification point
4.5, wherein：
Following steps are equipped between step 4.2 and step 4.3：
Step 4.2a, the detector of image detection equipment identifies the position of the first identification point 4.4 and two the second identification points 4.5
It puts；
Step 4.2b, an imaginary circles 4.6 are formed by the first identification point 4.4 and two the second identification point 4.5 constructions, virtually
The center of circle O of circle 4.63As third detection reference；
Wherein, step 4.3, using the first detection reference, the second detection reference and third detection reference as three
Vertex builds triangle, takes the center of triangle as origin.
Above-mentioned image detection equipment is that conventional in the prior art size or contour detecting instrument, image detection equipment are led to
The identification that detector overlooks progress image of taking pictures is crossed, therefore herein with regard to not carrying out detailed repeat to its principle.
The utility model preferred embodiment is described above, but is not to be construed as limiting the scope of the invention.
The utility model is not only limited to above example, and concrete structure is allowed to vary, all in the utility model demand for independence
The various change made in protection domain is within the protection scope of the present utility model.
Claims (6)
1. a kind of backlight module, it includes backlight substrate (1), a diaphragm (2) is pasted on backlight substrate (1), it is characterised in that：
The edge of the diaphragm (2) cuts to form a notch (3) close to the thickness direction of corner angle position along diaphragm (2), described to lack
The contour line (4) that mouth (3) projects in the horizontal plane is made of several sections of lines, and whole lines include a longitudinal axis straight line
(4.1) and horizontal axis straight line (4.2), the longitudinal axis straight line (4.1) are mutually perpendicular to form an intersection point O with horizontal axis straight line (4.2)1。
2. a kind of backlight module according to claim 1, it is characterised in that：The backlight substrate (1) be rectangle, institute
The diaphragm (2) stated is fitted on backlight substrate (1), and diaphragm (2) is corresponding along the length and width direction of backlight substrate (1)
Edge flushed with backlight substrate (1) corresponding edge.
3. a kind of backlight module according to claim 2, it is characterised in that：The diaphragm (2) be rectangle, diaphragm (2)
Each corner angle on cut to form notch (3) along the thickness direction of diaphragm (2).
4. a kind of backlight module according to claim 1, it is characterised in that：Whole lines include a circular arc line
(4.3), it is connected between the longitudinal axis straight line (4.1) and horizontal axis straight line (4.2) by circular arc line (4.3) transition, the circular arc
The center of circle O of line (4.3)2With the intersection point O between longitudinal axis straight line (4.1) and horizontal axis straight line (4.2)1It overlaps.
5. a kind of backlight module according to claim 4, it is characterised in that：The centre position edge of the circular arc line (4.3)
Radially towards the center of circle O of circular arc line (4.3)2Position indent or the center of circle O radially towards separate circular arc line (4.3)2Position
Evagination forms the first identification point (4.4), the intersection point of one end of the circular arc line (4.3) and the end of longitudinal axis straight line (4.1) and
The intersection point of the other end of circular arc line (4.3) and the end of horizontal axis straight line (4.2) respectively constitutes the second identification point (4.5), and described the
Structure draws an imaginary circles (4.6), the imaginary circles in the horizontal plane for one identification point (4.4) and two the second identification points (4.5)
(4.6) center of circle O3With the intersection point O between longitudinal axis straight line (4.1) and horizontal axis straight line (4.2)1It overlaps.
6. a kind of backlight module according to claim 1, it is characterised in that：The shape of the notch (3) is L-type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610262.5U CN207557614U (en) | 2017-11-27 | 2017-11-27 | A kind of backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610262.5U CN207557614U (en) | 2017-11-27 | 2017-11-27 | A kind of backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207557614U true CN207557614U (en) | 2018-06-29 |
Family
ID=62677109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721610262.5U Withdrawn - After Issue CN207557614U (en) | 2017-11-27 | 2017-11-27 | A kind of backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207557614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037599A (en) * | 2017-11-27 | 2018-05-15 | 江西合力泰科技有限公司 | A kind of backlight module and detection method |
-
2017
- 2017-11-27 CN CN201721610262.5U patent/CN207557614U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037599A (en) * | 2017-11-27 | 2018-05-15 | 江西合力泰科技有限公司 | A kind of backlight module and detection method |
| CN108037599B (en) * | 2017-11-27 | 2023-10-13 | 江西合力泰科技有限公司 | Backlight module and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI498542B (en) | Optical inspection device | |
| TWI771961B (en) | Calibration method, calibration device and non-volatile computer-readable storage medium | |
| CN103954241B (en) | IC pin coplanarity measuring system and measuring method based on structured light | |
| CN105118042A (en) | Aligned adhering method and device | |
| CN105278260B (en) | A kind of PCB exposure figures correctness verification method | |
| CN105629678B (en) | A kind of orthogonality assay method of straight-writing system motion platform | |
| CN105606129A (en) | Measurement calibration method for assisting installation of aircraft inertial navigation finished product assembly | |
| CN104931421B (en) | The positioning focusing method of liquid crystal panel vision detection system | |
| CN207557614U (en) | A kind of backlight module | |
| TW201616214A (en) | Testing chart, camera module testing method and system using same | |
| CN103954434A (en) | Optical axis calibration gauge, system and method | |
| CN109656033A (en) | A kind of method and device for distinguishing liquid crystal display dust and defect | |
| WO2022134939A1 (en) | Data splicing and system calibration method for human body digital measurement device | |
| US9430976B2 (en) | Detection system and method for automatically adjusting gray scale | |
| TW201814241A (en) | Length measurement device | |
| CN107577070A (en) | Obtain the method and defects of liquid crystal display panel positioner of defects of liquid crystal display panel position | |
| TWI447841B (en) | Method for aligning substrates | |
| CN108922426A (en) | Mosaic screen combined method and mosaic screen combined system | |
| US20130319616A1 (en) | Vacuum Lamination Machine Suitable for All Generations and Operation Method Thereof | |
| CN112348895A (en) | Control method, control equipment and medium for attaching liquid crystal flat plate | |
| CN104715106A (en) | Part measuring and drawing method | |
| CN108037599A (en) | A kind of backlight module and detection method | |
| CN204262587U (en) | A kind of high accuracy wafer back of the body carves the means for correcting of center support system | |
| CN109239901A (en) | A kind of micro imaging system focusing plane Fast Calibration, focusing localization method and device | |
| CN211060778U (en) | Fold a tub measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180629 Effective date of abandoning: 20231013 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180629 Effective date of abandoning: 20231013 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |