CN109031826A - Array substrate, display panel and 3D printing system - Google Patents
Array substrate, display panel and 3D printing system Download PDFInfo
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- CN109031826A CN109031826A CN201810901830.XA CN201810901830A CN109031826A CN 109031826 A CN109031826 A CN 109031826A CN 201810901830 A CN201810901830 A CN 201810901830A CN 109031826 A CN109031826 A CN 109031826A
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- pixel
- open region
- point
- switch block
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/264—Arrangements for irradiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
Abstract
The invention discloses a kind of array substrate, display panel and 3D printing systems, comprising: underlay substrate and multiple pixel groups on underlay substrate；Pixel group includes first nodal point；The edge contour figure of switch block include along first symmetrical axisymmetric first point and second point, along second it is symmetrical it is axisymmetric thirdly with the 4th point；First point of distance to the first line of reference is a, and the distance of second point to the first line of reference is b, wherein 0≤| (a-b)/(a+b) |≤10%, a > 0, b > 0；It is thirdly c to the distance of the second line of reference, the 4th point to the second line of reference of distance is d, wherein 0≤| (c-d)/(c+d) |≤10%, c > 0, d > 0.The edge contour figure of switch block is shading region in pixel group, since the central point and first nodal point of the edge contour figure of switch block are close to same point, when being used for 3D printing, effectively increases the uniformity of 3D printing.
Description
Technical field
The present invention relates to 3D printing technique fields, more particularly, to a kind of array substrate, display panel and 3D printing system
System.
Background technique
Rapid shaping technique (also known as RP technique, Rapid Prototyping Manufacturing, letter
Claim RPM), also known as 3D printing is a kind of high-new manufacturing technology based on material stacking method, according to the three-dimensional of part or object
Model data can produce in kind or mock-up molding equipment in a manner of material addition.It is big due to having
When width reduces production cost, the utilization rate for improving raw material and energy, can be customized according to demand, greatly save production
Between the advantages that, 3D printing technique progresses into the public visual field in recent years and is rapidly developed.
The basic principle of 3D printing is layering processing, superposition molding, i.e., 3D entity is generated by successively increasing material,
When carrying out 3D printing, the threedimensional model of object to be printed is obtained by the modes such as designing, scanning by computer first, then pass through electricity
Brain aided design techniques (such as CAD) complete a series of digital slices along some direction, and these information being sliced are transmitted to
On 3D printer, machine instruction is generated according to slice by computer, 3D printer prints slim level according to the machine instruction,
And be stacked up continuous slim level, until a solid body forms, formation 3 D stereo is in kind, completes 3D printing.
According to the difference of material therefor and generation lamella mode, 3D printing can substantially be summarized as extrusion molding, granular material
It forms and photopolymerization forms, wherein photopolymerization molding is photo-curing to liquid photosensitive resin progress using near ultraviolet band light
Molding, only the projection system implementation of black light is different.One of lower-cost implementation is using transmission
Type liquid crystal display replaces high laser-projector to form pattern, as the exposure mask through ultraviolet light, makes liquid photosensitive
Resin is photosensitive, to control 3D molding.
Fig. 1 is the structural schematic diagram of the transmission-type liquid crystal display screen of the prior art, as shown in Figure 1, including multiple pixel lists
Member 1, pixel unit 1 include pixel openings area 2 and switch block 3,2 light transmission of pixel openings area, the meeting shading of switch block 3, switch
Component 3 is located at the side of pixel unit 1, leads in all directions of different size of pixel openings area 2, transmission-type liquid crystal is shown
Transparent area is of different size in all directions in each pixel unit 1 in screen, and 3D printing system causes all directions to print in printing
Uniformity is poor.
Summary of the invention
In view of this, the present invention provides a kind of array substrate, display panel and 3D printing systems.
The embodiment of the invention provides a kind of array substrates, comprising: underlay substrate and multiple pictures on underlay substrate
Plain group；Pixel group includes a switch block and surrounds the first sub-pixel open region, the second sub-pixel of switch block clockwise
Open region, third sub-pixel open region, the 4th sub-pixel open region, wherein the first sub-pixel open region and the second sub-pixel are opened
Include the first common first edges between mouth region, includes the second common edge between the second sub-pixel open region and third sub-pixel open region
Edge, between third sub-pixel open region and the 4th sub-pixel open region include third common first edges, the 4th sub-pixel open region and
It include the 4th common first edges between first sub-pixel open region, the first common first edges and third common first edges prolong along first direction
It stretches, the second common first edges and the 4th common first edges extend in a second direction, and the first common first edges, the second common first edges, third
The extended line of common first edges and the 4th common first edges intersects at first nodal point, first direction and second direction intersection jointly；
The edge contour figure of switch block includes at least one along the first symmetry axis of third direction extension and one along fourth direction
The second symmetry axis extended, third direction and fourth direction intersection；The edge contour figure of switch block includes symmetrical along first
Axisymmetric first point and second point, along second it is symmetrical it is axisymmetric thirdly with the 4th point；To pass through first nodal point, and edge
The straight line that third direction extends is the first line of reference, and first point of distance to the first line of reference is a, second point to the first line of reference
Distance be b, wherein 0≤| (a-b)/(a+b) |≤10%, a > 0, b > 0；To pass through first nodal point, and along fourth direction
The straight line of extension is the second line of reference, is thirdly c to the distance of the second line of reference, the 4th point to the second line of reference of distance is
D, wherein 0≤| (c-d)/(c+d) |≤10%, c > 0, d > 0.
The embodiment of the invention also provides a kind of display panels, including array substrate provided by the invention.
The embodiment of the invention also provides a kind of 3D printing systems, including display panel provided by the invention.
Compared with prior art, array substrate provided by the invention, display panel and 3D printing system, at least realize as
Under the utility model has the advantages that
Switch block is light-shielding structure, so the edge contour figure of switch block is shading region in pixel group, due to opening
The central point and first nodal point for closing the edge contour figure of component are close to same point, are equivalent to switch block and are set to pixel
Group is formed by the center in region, and the edge contour figure of switch block is at least disymmetry axis zhou duicheng tuxing, thus
Shading region is to the first sub-pixel open region, the second sub-pixel open region, third sub-pixel open region, the 4th sub-pixel in pixel group
The influence of open region is close to identical, the first sub-pixel open region, the second sub-pixel open region, third sub-pixel opening in pixel group
Area, the 4th sub-pixel open region are formed by transparent area symmetry more preferably, and when for 3D printing, which is to be emitted
The region shape of near ultraviolet short-wave band effectively increases the uniformity of 3D printing.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technical effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is the structural schematic diagram of the transmission-type liquid crystal display screen of the prior art；
Fig. 2 is a kind of schematic illustration of 3D printing；
Fig. 3 is a kind of structural schematic diagram of array substrate provided in an embodiment of the present invention；
Fig. 4 is the enlarged drawing in the portion C in Fig. 3；
Fig. 5 is the enlarged drawing in the portion E in Fig. 4；
Fig. 6 is the enlarged drawing in the portion D in Fig. 3；
Fig. 7 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 9 a is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 9 b is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Fig. 9 c is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention；
Figure 11 is the planar structure schematic diagram in the portion F in Figure 10；
Figure 12 be in Figure 11 switch block along the schematic diagram of the section structure of A-A '；
Figure 13 is a kind of the schematic diagram of the section structure of display panel provided in an embodiment of the present invention；
Figure 14 is a kind of structural schematic diagram of 3D printing system provided in an embodiment of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 2 is a kind of schematic illustration of 3D printing, with reference to Fig. 2, by using the backlight of outgoing near ultraviolet short-wave band
Mould group 4 and liquid crystal display panel 5 are printed as the light source of 3D printing system.Liquid crystal display panel 5 is gone out with backlight module 4
It penetrates backlight and is emitted near ultraviolet short-wave band while showing image, near ultraviolet short-wave band is to irradiate liquid photosensitive resin slot
Liquid photosensitive resin in 6 solidifies liquid photosensitive resin, and the liquid photosensitive resin after solidification is fixed on finished article supporting plate 7
On.Liquid crystal display panel 5 can be A-Si (amorphous silicon) panel, and cost of manufacture is lower.When carrying out 3D printing, pass through backlight mould
Group 4 provides the backlight of near ultraviolet short-wave bands, liquid crystal display panel 5 using the backlight display object of being printed a certain section
Near ultraviolet short-wave band is emitted while figure, there are the outgoing of near ultraviolet short-wave band, no figure in the position that viewing area corresponds to the figure
The viewing area of shape is emitted without near ultraviolet short-wave band.Photosensitive material, photosensitive material are placed in liquid photosensitive resin slot 6
By curing molding after the corresponding light irradiation of the figure.After the figure solidification for completing a section, mobile finished article supporting plate 7, liquid
The figure that LCD panel switches next section is shown, repeats the figure solidification that aforesaid operations complete another section, constantly
Aforesaid operations are repeated, entire 3D printing process is completed.
As can be seen from the above description, corresponding pixel unit is driven to open to be formed in liquid crystal display panel 5
Figure, have the viewing area of figure have near ultraviolet short-wave band outgoing, planless viewing area without near ultraviolet short-wave band be emitted,
Since the switch block in liquid crystal display panel 5 for carrying out display driving is light-shielding structure, switch block region is without close
Ultraviolet short-wave band outgoing, so the setting of switch block will affect that be actually emitted near ultraviolet in pixel unit short in pixel unit
The region shape of wave wave band to influence the quality that liquid crystal display panel 5 shows image, and then influences the quality of 3D printing.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 3 is a kind of structural schematic diagram of array substrate provided in an embodiment of the present invention, and Fig. 4 is the amplification in the portion C in Fig. 3
Figure, Fig. 5 is the enlarged drawing in the portion E in Fig. 4, and with reference to Fig. 3, Fig. 4 and Fig. 5, the embodiment of the present invention provides a kind of array substrate, comprising:
Underlay substrate 10 and multiple pixel groups 20 on underlay substrate 10；
Pixel group 20 includes a switch block 21 and surrounds the first sub-pixel open region of switch block 21 clockwise
22a, the second sub-pixel open region 22b, third sub-pixel open region 22c, the 4th sub-pixel open region 22d, wherein the first sub- picture
Between plain open region 22a and the second sub-pixel open region 22b include the first common first edges 23a, the second sub-pixel open region 22b and
It include the second common first edges 23b between third sub-pixel open region 22c, third sub-pixel open region 22c and the 4th sub-pixel are opened
Include third common first edges 23c between the 22d of mouth region, is wrapped between the 4th sub-pixel open region 22d and the first sub-pixel open region 22a
It includes the 4th common first edges 23d, the first common first edges 23a and third common first edges 23c to extend along first direction X, the second common edge
Y extends edge 23b and the 4th common first edges 23d in a second direction, and the first common first edges 23a, the second common first edges 23b, third
The extended line of common first edges 23c and the 4th common first edges 23d intersect at first nodal point 24, first direction X and second jointly
Direction Y intersection；
The edge contour figure of switch block 21 includes at least the first symmetry axis L1 and one extended along third direction A
A the second symmetry axis L2, third direction A and fourth direction B intersection extended along fourth direction B；
The edge contour figure of switch block 21 includes along the symmetrical first point D1 of the first symmetry axis L1 and second point D2, edge
The thirdly D3 and the 4th point D4 of second symmetrical axial symmetry L2；
It to pass through first nodal point 24, and is the first line of reference L3, the first point D1 to the along the straight line that third direction A extends
The distance of one line of reference L3 is a, and the distance of second point D2 to the first line of reference L3 is b, wherein 0≤| (a-b)/(a+b) |≤
10%, a > 0, b > 0；
It to pass through first nodal point 24, and is the second line of reference L4 along the straight line that fourth direction B extends, thirdly D3 to the
The distance of two line of reference L4 is c, and the distance of the 4th point D4 to the second line of reference L4 is d, wherein 0≤| (c-d)/(c+d) |≤
10%, c > 0, d > 0.
Specifically, the first common first edges 23a, the second common first edges 23b, third are common with continued reference to Fig. 3, Fig. 4 and Fig. 5
The extended line of edge 23c and the 4th common first edges 23d intersect at first nodal point 24 jointly, and first nodal point 24 is pixel
First sub-pixel open region 22a, the second sub-pixel open region 22b, third sub-pixel open region 22c, the 4th sub-pixel in group 20
The central point of the figure constituted between the edge contour figure of open region 22d.
The edge contour figure of switch block 21 includes at least an a first symmetry axis L1 and second symmetry axis L2, edge
The the first symmetry axis L1 and be switch block 21 along the intersection point of fourth direction B the second symmetry axis L2 extended that third direction A extends
Edge contour figure central point.
First point D1 and second point D2 is symmetrical along the first symmetry axis L1 in the edge contour figure of switch block 21
Any two points, thirdly D3 and the 4th point D4 be switch block 21 edge contour figure in it is mutually right along the second symmetry axis L2
Any two points of title；
The distance of first point D1 to the first line of reference L3 is a, and the distance of second point D2 to the first line of reference L3 is b, wherein
0≤| (a-b)/(a+b) |≤10%, a > 0, b > 0；And thirdly the distance of D3 to the second line of reference L4 is c, the 4th point D4 is arrived
The distance of second line of reference L4 is d, wherein 0≤| (c-d)/(c+d) |≤10%, c > 0, d > 0.That is the side of switch block 21
The central point and first nodal point 24 of edge contour pattern are close to same point.
Switch block 21 is light-shielding structure, so the edge contour figure of switch block 21 is shading region in pixel group 20,
Since the central point and first nodal point 24 of the edge contour figure of switch block 21 are close to same point, it is equivalent to switch block
21, which are set to pixel group 20, is formed by the center in region, and the edge contour figure of switch block 21 is at least disymmetry axis
Zhou duicheng tuxing, so that shading region is to the first sub-pixel open region 22a, the second sub-pixel open region 22b, third in pixel group 20
The influence of sub-pixel open region 22c, the 4th sub-pixel open region 22d are close to identical, the first sub-pixel open region in pixel group 20
22a, the second sub-pixel open region 22b, third sub-pixel open region 22c, the 4th sub-pixel open region 22d are formed by transparent area
More preferably, when for 3D printing, which is the region shape for being emitted near ultraviolet short-wave band to symmetry, is effectively improved
The uniformity of 3D printing.
Fig. 6 is the enlarged drawing in the portion D in Fig. 3, with continued reference to Fig. 3 and Fig. 6, optionally, wherein | (a-b)/(a+b) |=
0；| (c-d)/(c+d) |=0.I.e. the central point of the edge contour figure of switch block 21 and first nodal point 24 are same point.
At this point, the first symmetry axis L1 and the first line of reference L3 coincide, the second symmetry axis L2 and the second line of reference L4 coincide.
It is understood that being not intended to limit the central point and first nodal point of the edge contour figure of switch block 21 herein
24 be same point, in other embodiments of the present invention the central point of the edge contour figure of switch block 21 and first nodal point 24
Position may exist deviation, existing error is | (a-b)/(a+b) |≤10%, | (c-d)/(c+d) |≤10%, can keep away
Exempt from excessively high technique to require to influence production efficiency and production cost.When the central point of the edge contour figure of switch block 21 and
When the position of one central point 24 may exist deviation, the first symmetry axis L1 and the first line of reference L3 are not overlapped, the second symmetry axis L2
It is not overlapped with the second line of reference L4.
Fig. 7 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention, with reference to Fig. 7, optionally,
In, first direction X and second direction Y are perpendicular, and third direction A and fourth direction B are perpendicular, and third direction A and first party
It is θ to the angle of X；Wherein,
0°≤θ≤90°。
Specifically, the first common first edges 23a and third common first edges 23c extend along first direction X with continued reference to Fig. 7, the
Y extends two common first edges 23b and the 4th common first edges 23d in a second direction, and first direction X and second direction Y are perpendicular, switch
The edge contour figure of component 21 includes at least one along third direction A the first symmetry axis L1 extended and one along fourth direction
The second symmetry axis L2, third direction A and the fourth direction B that B extends are perpendicular, and third direction A and fourth direction B pass through first
The intersection point of direction X and second direction Y, at 0 ° 90 ° of < θ <, third direction A is between first direction X and second direction Y；θ=
At 0 °, third direction A is first direction X；When θ=90 °, third direction A is second direction Y.The edge of switch block 21
Contour pattern is zhou duicheng tuxing, and including at least two symmetry axis, facilitates the edge contour figure of determining switch block 21
Central point, so that the central point of the edge contour figure of switch block 21 is disposed proximate at first nodal point 24.
Fig. 8 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention, with reference to Fig. 8, optionally,
In, θ=45 °.
Specifically, the first common first edges 23a and third common first edges 23c extend along first direction X with continued reference to Fig. 8, the
Y extends two common first edges 23b and the 4th common first edges 23d in a second direction, and first direction X and second direction Y are perpendicular, switch
The edge contour figure of component 21 includes at least one along third direction A the first symmetry axis L1 extended and one along fourth direction
The second symmetry axis L2, third direction A and the fourth direction B that B extends are perpendicular, are in 45 ° between third direction A and first direction X,
Can make width in a first direction on X of the edge contour figure of switch block 21 and its between the width on second direction Y
Difference reduce, so that switch block 21 is formed by the shading region width on X and the width on second direction Y in a first direction
Degree is more nearly, and when array substrate provided in an embodiment of the present invention is used for 3D printing, effectively increases the uniformity of 3D printing.
Optionally, wherein the edge contour graphics shape of switch block includes rectangle, diamond shape, circle, regular hexagon, just
Any one in octagon and ellipse.
Fig. 9 a is the structural schematic diagram of another array substrate provided in an embodiment of the present invention, and Fig. 9 b is the embodiment of the present invention
The structural schematic diagram of another array substrate provided, Fig. 9 c is the structure of another array substrate provided in an embodiment of the present invention
Schematic diagram, with reference to Fig. 3, Fig. 7 and Fig. 9 a- Fig. 9 c, the edge contour graphics shape of switch block 21 can be diamond shape, switch block
21 edge contour graphics shape may be ellipse, and the edge contour graphics shape of switch block 21 can also be square
Or octagon or polygon, the edge contour graphics shape for being not intended to limit switch block 21 herein is diamond shape, ellipse, pros
One of shape, octagon and polygon, in other embodiments of the present invention, the edge contour graphics shape of switch block is also
It can be rectangle or circle or regular hexagon, or arbitrarily to include at least the zhou duicheng tuxing of two symmetry axis.
It should be noted that including multiple pixel groups in array substrate provided in an embodiment of the present invention, wherein all pictures
Plain group can be arranged in array in entire viewing area, and each pixel group includes a switch block and surrounds switch clockwise
Four Ge Zi pixel openings areas of component, it is aobvious that switch block drives one of sub-pixel open region to be based on back light progress image
Show, the structure of pixel group is only to illustrate the positional relationship of switch block and sub-pixel open region, and the first sub-pixel is opened in pixel group
Mouth region is multiplexed with the second sub-pixel open region or third sub-pixel open region or the 4th sub-pixel open region in other pixel groups.
Figure 10 is the structural schematic diagram of another array substrate provided in an embodiment of the present invention, with reference to Figure 10, optionally,
In, array substrate provided in an embodiment of the present invention, further includes: viewing area AA；
Multiple virtual switch components 25, multiple virtual switch components 25 are located at the edge of viewing area AA, institute in the AA of viewing area
The shape of some sub-pixel open regions 22 is all the same.
Specifically, continuing to refer to figure 10,22 array arrangement of sub-pixel open region switchs in pixel group 20 in the AA of viewing area
Component 21 drives one of sub-pixel open region 22 to perform image display based on back light, and each sub-pixel open region 22 is
Equipped with driving its switch block 21 for performing image display based on back light, and each switch block 21 and pass through its driving
The positional relationship of sub-pixel open region 22 is identical, thus in addition to the switch block 21 of the edge of viewing area AA, viewing area AA
The periphery of interior all switch blocks 21 is equipped with around four Ge Zi pixel openings areas 22 of the switch block 21.Positioned at viewing area
There are the peripheries of a certain number of sub-pixel open regions 22 to be not provided with around the son in the sub-pixel open region 22 of the edge of AA
Four switch blocks 21 in pixel openings area 22, and the periphery of other sub-pixels open region 22 is equipped with and opens around the sub-pixel
Four switch blocks 21 of mouth region 22, so that the pattern of the sub-pixel open region 22 in array substrate is inconsistent.
In viewing area, multiple virtual switch components 25 are arranged in the edge of AA, i.e., virtual switch component 25 are arranged in viewing area
The periphery for the sub-pixel open region 22 not surrounded by four switch blocks 21 in the sub-pixel open region 22 of the edge of AA.It is empty
Quasi- switch block 25 is identical with the structure of switch block 21, but virtual switch component 25 does not drive any sub-pixel open region 22
It is performed image display based on back light.The edge contour graphics shape of virtual switch component 25 and the edge wheel of switch block 21
Wide graphics shape is identical, and positional relationship and switch between virtual switch component 25 and sub-pixel open region 22 adjacent thereto
Positional relationship between component 21 and sub-pixel open region 22 adjacent thereto is also identical, so that all in the AA of viewing area
The shape of sub-pixel open region 22 is all the same, to improve the quality that display panel shows image, when being used for 3D printing, effectively mentions
The high quality of 3D printing.
Figure 11 is the planar structure schematic diagram in the portion F in Figure 10, Figure 12 be in Figure 11 switch block along the cross-section structure of A-A '
Schematic diagram, with reference to Figure 11 and Figure 12, optionally, wherein switch block 21 includes at least thin film transistor (TFT) 30；
Thin film transistor (TFT) 30 includes grid 31, source electrode 32, drain electrode 33 and active layer 34.
Specifically, switch block 21 includes at least thin film transistor (TFT) 30 with continued reference to Fig. 8 and Fig. 9, thin film transistor (TFT) 30 is wrapped
It includes grid 31 and source electrode 32, drain electrode 33 and active layer 34, grid 31 is connected with scan line G, source electrode 32 is connected with data line S
It connects.
1 and Figure 12 are continued to refer to figure 1, optionally, wherein switch block 21 further includes via hole 35；
The drain electrode 33 of thin film transistor (TFT) 30 is electrically connected by the pixel electrode 36 in via hole 35 and sub-pixel open region 22.
In order not to light leakage, scan line G and data line S will do it shading treatment, and via hole 35 also will do it shading treatment, via hole
35 are at least partially disposed at scan line G in the upright projection on underlay substrate 10 in the upright projection on underlay substrate 10, can subtract
The area of the edge contour figure of small switch block 21 improves display panel to increase the area of sub-pixel open region 22
Aperture opening ratio effectively increases the quality of 3D printing when being used for 3D printing.
1 and Figure 12 are continued to refer to figure 1, optionally, wherein switch block 21 further includes light-shielding structure 37, perpendicular to lining
On the direction of 10 place plane of substrate, light-shielding structure 37 and via hole 35 are at least partly mutually overlapping.
Such setting can shelter from the light of directive via hole 37, and the metal electrode reflection light in via hole 37 is avoided to cause
Refraction reflex, effectively solve the problems, such as light leakage.
Optionally, wherein the material of light-shielding structure 37 includes one or more of metal and black resin.
When the material of light-shielding structure 37 uses metal material, good shading effect and high temperature resistant.The material of light-shielding structure 37 is adopted
When with black resin material, can directly adopt exposure technology can form light-shielding structure 37, and processing procedure is simple.
The embodiment of the present invention provides a kind of display panel, including array substrate as described above.
Figure 13 is please referred to, Figure 13 is a kind of the schematic diagram of the section structure of display panel provided in an embodiment of the present invention, Figure 13
The display panel of offer includes the array substrate 40 that any of the above-described embodiment of the present invention provides；It further include opposite with array substrate 40
The first substrate 50 of setting；Liquid crystal layer 60 between array substrate 40 and first substrate 50；Upper wiregrating polaroid 71 is under
Wiregrating polaroid 72, upper wiregrating polaroid 71 are located at side of the first substrate 50 far from array substrate 40, lower wiregrating polaroid 72
Side positioned at array substrate 40 far from first substrate 50.
In the embodiment of the present invention, display panel can not include color blocking layer or only include blue color blocking layer.Wherein, online
Grid polaroid 71 and lower wiregrating polaroid 72 may each comprise the metal grizzly bar of a plurality of parallelly distribute on, gold in upper wiregrating polaroid 71
The extending direction for belonging to the extending direction and metal grizzly bar in lower wiregrating polaroid 72 of grizzly bar is mutually perpendicular to, so that upper wiregrating polarisation
Piece 71 is vertical with the polarization direction of lower wiregrating polaroid 72, so that display panel can be shown with black state.
Array substrate 40 has multiple switch component 21 towards the side of first substrate 50, wherein according to from scan line
Signal by thin film transistor (TFT) driving pixel electrode, and according to the signal from data line and in pixel electrode and public electrode
Between form potential difference, thus drive liquid crystal molecule generating state change, thus liquid crystal display panel be based on backlight module outgoing
Backlight is emitted near ultraviolet short-wave band while showing image.
Switch block 21 can be used for that pixel region is driven to perform image display based on back light.First substrate 50 is towards battle array
Black matrix" 51 has can be set in the side of column substrate 40.
Since display panel does not include color blocking layer or only includes blue color blocking layer, so that liquid crystal display panel all pixels
Region can penetrate the near ultraviolet short-wave band of 385nm-420nm, when being used for 3D printing, so that, for example, photosensitive resin is consolidated
Change efficiency to improve.
It should be noted that it will be understood by those skilled in the art that the display panel of the application is in addition to including array substrate
Except, it can also include some other well known structures.
The embodiment of the present invention provides a kind of 3D printing system, including display panel as described above.
Figure 14 is please referred to, Figure 14 is a kind of structural schematic diagram of 3D printing system provided in an embodiment of the present invention, 3D printing
System includes the display panel 100 of the embodiment of the present invention.
Specifically, 3D printing system includes liquid photosensitive material, display device and carrying dress in reagent trough 300
Set 400.Display device includes display panel 100 and its matched backlight module 200 of institute.The structure of display panel 100 can be with
With reference to above-described embodiment, no longer repeated herein.Liquid photosensitive material can be liquid photosensitive resin.
Display device shows the image of the different cross section of target to be printed；It is used for from the light beam of the injection in image so that liquid
The predeterminable area of the photosensitive material of state solidifies.The corresponding wavelength of light projected is 385nm-420nm near ultraviolet shortwave from image
Wave band.Bogey 400 is located in the photosensitive material of liquid, and the photosensitive material after solidification is fixed on bogey 400.
Wherein, as shown in figure 14, display panel 100 can be located at immediately below liquid photosensitive material, irradiate straight up,
In his embodiment, it may be located on the surface of liquid photosensitive material, irradiate straight down, or be located at liquid photosensitive material
Side, horizontal irradiation.Different direction of illuminations need to be correspondingly arranged the moving direction of bogey.
It should be noted that it will be understood by those skilled in the art that the 3D printing system of the application is in addition to including display surface
It can also include some other well known structures except plate.
Through the foregoing embodiment it is found that array substrate provided by the invention, display panel and 3D printing system, are at least realized
It is following the utility model has the advantages that
Switch block is light-shielding structure, so the edge contour figure of switch block is shading region in pixel group, due to opening
The central point and first nodal point for closing the edge contour figure of component are close to same point, are equivalent to switch block and are set to pixel
Group is formed by the center in region, and the edge contour figure of switch block is at least disymmetry axis zhou duicheng tuxing, thus
Shading region is to the first sub-pixel open region, the second sub-pixel open region, third sub-pixel open region, the 4th sub-pixel in pixel group
The influence of open region is close to identical, the first sub-pixel open region, the second sub-pixel open region, third sub-pixel opening in pixel group
Area, the 4th sub-pixel open region are formed by transparent area symmetry more preferably, and when for 3D printing, which is to be emitted
The region shape of near ultraviolet short-wave band effectively increases the uniformity of 3D printing.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (12)
1. a kind of array substrate characterized by comprising
Underlay substrate and multiple pixel groups on the underlay substrate；
The pixel group includes a switch block and surrounds the first sub-pixel open region of the switch block, second clockwise
Sub-pixel open region, third sub-pixel open region, the 4th sub-pixel open region, wherein first sub-pixel open region and institute
Stating between the second sub-pixel open region includes the first common first edges, and second sub-pixel open region and the third sub-pixel are opened
Include the second common first edges between mouth region, includes the between third sub-pixel open region and the 4th sub-pixel open region
Three common first edges include the 4th common first edges, institute between the 4th sub-pixel open region and first sub-pixel open region
It states the first common first edges and the third common first edges extends in a first direction, second common first edges and the described 4th are jointly
Edge extends in a second direction, and first common first edges, second common first edges, the third common first edges and institute
The extended line for stating the 4th common first edges intersects at first nodal point, the first direction and second direction intersection jointly；
The edge contour figure of the switch block includes at least first symmetry axis and an edge along third direction extension
The second symmetry axis that fourth direction extends, the third direction and fourth direction intersection；
The edge contour figure of the switch block includes along described first symmetrical axisymmetric first point and second point, along described
Second it is symmetrical it is axisymmetric thirdly with the 4th point；
It to pass through the first nodal point, and is the first line of reference along the straight line that the third direction extends, described first point is arrived
The distance of first line of reference is a, and the distance of the second point to first line of reference is b, wherein 0≤| (a-b)/(a
+ b) |≤10%, a > 0, b > 0；
It to pass through the first nodal point, and is the second line of reference along the straight line that the fourth direction extends, it is described thirdly to arrive
The distance of second line of reference is c, and described 4th point to second line of reference of distance is d, wherein 0≤| (c-d)/(c
+ d) |≤10%, c > 0, d > 0.
2. array substrate according to claim 1, which is characterized in that
| (a-b)/(a+b) |=0；| (c-d)/(c+d) |=0.
3. array substrate according to claim 1, which is characterized in that
The first direction and the second direction are perpendicular, and the third direction and the fourth direction are perpendicular and described
The angle of third direction and the first direction is θ；Wherein,
0°≤θ≤90°。
4. array substrate according to claim 3, which is characterized in that
θ=45 °.
5. array substrate according to claim 1, which is characterized in that further include:
Viewing area；
Multiple virtual switch components, the multiple virtual switch component are located at the edge of the viewing area, institute in the viewing area
There is the shape of sub-pixel open region all the same.
6. array substrate according to claim 1, which is characterized in that
The switch block includes at least thin film transistor (TFT)；
The thin film transistor (TFT) includes grid, source electrode, drain electrode and active layer.
7. array substrate according to claim 6, which is characterized in that
The switch block further includes via hole；
The drain electrode of the thin film transistor (TFT) passes through the pixel electrode electrical connection in the via hole and sub-pixel open region.
8. array substrate according to claim 7, which is characterized in that
The switch block further includes light-shielding structure, where perpendicular to the underlay substrate on the direction of plane, the shading
Structure and the via hole are at least partly mutually overlapping.
9. array substrate according to claim 8, which is characterized in that
The material of the light-shielding structure includes one or more of metal and black resin.
10. array substrate according to claim 1, which is characterized in that
The edge contour graphics shape of the switch block includes rectangle, diamond shape, circle, regular hexagon, octagon and ellipse
Any one in circle.
11. a kind of display panel, which is characterized in that including the described in any item array substrates of claim 1-10.
12. a kind of 3D printing system, which is characterized in that including display panel as claimed in claim 11.
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| CN109031826B (en) | 2021-08-06 |
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