WO2014190575A1 - 配向膜制作装置及制作方法 - Google Patents

配向膜制作装置及制作方法 Download PDF

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Publication number
WO2014190575A1
WO2014190575A1 PCT/CN2013/078044 CN2013078044W WO2014190575A1 WO 2014190575 A1 WO2014190575 A1 WO 2014190575A1 CN 2013078044 W CN2013078044 W CN 2013078044W WO 2014190575 A1 WO2014190575 A1 WO 2014190575A1
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WIPO (PCT)
Prior art keywords
alignment
layer
substrate
liquid crystal
crystal display
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Ceased
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PCT/CN2013/078044
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English (en)
French (fr)
Inventor
徐亮
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TCL China Star Optoelectronics Technology Co Ltd
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Shenzhen China Star Optoelectronics Technology Co Ltd
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Publication of WO2014190575A1 publication Critical patent/WO2014190575A1/zh
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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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • 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
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133351—Manufacturing of individual cells out of a plurality of cells, e.g. by dicing

Definitions

  • the invention relates to the field of liquid crystal display, in particular to an alignment film manufacturing device and a manufacturing method thereof.
  • liquid crystal display devices LCDs
  • PDPs plasma display devices
  • OLED organic light emitting diode
  • the frame of the TFT-LCD thin film transistor liquid crystal display
  • the minimum frame of the energy production is about 4 mm.
  • the existing method for fabricating the alignment film is: directly dropping the alignment material onto the substrate through the drip nozzle, and in the manufacturing process, the deviation of the driving motor from the traveling nozzle causes the drop nozzle to deviate from the position where the alignment material drops to the substrate. , which in turn affects the frame of the liquid crystal display device.
  • a primary object of the present invention is to provide an alignment film producing apparatus which is intended to avoid positional deviation of an alignment material drop on a substrate due to a deviation of a nozzle position.
  • the invention also proposes a method for fabricating an alignment film, which aims to avoid positional deviation of the alignment material on the substrate caused by the deviation of the position of the nozzle.
  • An alignment film producing device comprising a dripper having a plurality of drip nozzles, the alignment film forming device further comprising an alignment layer for distributing an alignment material to a substrate of the material to be dispensed, the alignment layer and the substrate to be dispensed A corresponding region of the region is provided with a mesh for the alignment material dripping from the drip nozzle to pass through and drop to the region of the substrate to be dispensed with the material.
  • the substrate includes a plurality of liquid crystal display device regions, a shape of the alignment layer corresponding to a shape of the liquid crystal display device region, and an area of the alignment layer is greater than or equal to an area of the liquid crystal display device region.
  • the shape of the alignment layer corresponds to the shape of the substrate, and the area of the alignment layer is greater than or equal to the area of the substrate.
  • the alignment layer is made of nickel, tungsten or an alloy material.
  • a method for fabricating an alignment film comprising: A, controlling the movement of the nozzle and the grid, aligning the liquid crystal display device region of the material to be dispensed; B, the nozzle is corresponding to the region of the corresponding material to be dispensed according to the preset The drip trajectory is dripped, so that the corresponding substrate area under the alignment layer grid area is covered with the alignment material; C, the control nozzle and the grid are moved, and the next liquid crystal display device area is aligned, and the drip nozzle is correspondingly treated.
  • the area of the dispensing material is dripped according to a preset drip trajectory, so that the liquid crystal display device area of the corresponding substrate under the alignment layer grid area is filled with the alignment material, and steps A and B are repeated until the respective materials to be dispensed on the surface of the substrate
  • the liquid crystal display device region is covered with an alignment material to form an alignment material layer on the surface of the substrate; D, curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device; In order to facilitate the alignment of the liquid crystals in a predetermined direction and angle to form an alignment film.
  • the method further comprises: baking the alignment material to cure the alignment material layer.
  • the method further comprises: forming, by the friction device, a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the method further comprises: heat treating the alignment layer and maintaining the alignment layer at a specific temperature.
  • the method further comprises: setting the number of grids of the alignment layer according to the viscosity of the alignment material and the quality condition of the product.
  • the spacing between the drip nozzles is M times the effective width of the alignment material dripping from the drip nozzle on the liquid crystal display device region, and M is a natural number greater than or equal to 2.
  • the method further comprises:
  • the mesh of the alignment layer is divided into a plurality of regions, each of which has a width equal to the spacing of the adjacent nozzles.
  • the alignment layer is made of nickel, tungsten or an alloy material.
  • a method for fabricating an alignment film comprising: controlling a movement of a drip nozzle and a mesh, aligning a liquid crystal display device region of the material to be dispensed; and a region of the drop nozzle corresponding to the corresponding material to be dispensed according to a preset drip trajectory Performing a dripping to fill the surface of the substrate with an alignment material to form an alignment material layer on the surface of the substrate; curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device In order to facilitate the alignment of the liquid crystals along a predetermined direction and angle to form an alignment film.
  • the method further comprises: baking the alignment material to cure the alignment material layer.
  • the method further comprises: forming, by the friction device, a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the method further comprises: heat treating the alignment layer and maintaining the alignment layer at a specific temperature.
  • the method further comprises: setting the number of grids of the alignment layer according to the viscosity of the alignment material and the quality condition of the product.
  • the spacing between the drip nozzles is M times the effective width of the alignment material dripping from the drip nozzle on the liquid crystal display device region, and M is a natural number greater than or equal to 2.
  • the method further comprises:
  • the mesh of the alignment layer is divided into a plurality of regions, each of which has a width equal to the spacing of the adjacent nozzles.
  • the alignment layer is made of nickel, tungsten or an alloy material.
  • the present invention is provided with an alignment layer above the substrate, and a mesh is arranged in a region corresponding to the region of the alignment layer corresponding to the substrate to be dispensed with the material, so that the alignment material is dropped on the substrate through the mesh on the alignment layer.
  • the deviation of the position of the dropping nozzle is prevented from causing a positional deviation of the alignment material on the substrate, thereby making a liquid crystal display device with a smaller border.
  • FIG. 1 is a detailed structural view of a first embodiment of an alignment film forming apparatus of the present invention
  • FIG. 2 is a detailed structural view of a second embodiment of the alignment film forming apparatus of the present invention.
  • FIG. 3 is a specific flow chart of a first embodiment of a method for fabricating an alignment film according to the present invention
  • FIG. 4 is a specific flow chart of a second embodiment of the method for fabricating an alignment film of the present invention.
  • Figure 5 is a specific flow chart of a third embodiment of the method for fabricating an alignment film of the present invention.
  • Fig. 6 is a specific flow chart of a fourth embodiment of the method for fabricating an alignment film of the present invention.
  • FIG. 1 is a specific structural view of a first embodiment of an alignment film forming apparatus of the present invention
  • FIG. 2 is a specific structural view of a second embodiment of the alignment film manufacturing apparatus of the present invention.
  • the alignment film forming apparatus includes: a dripper 10 having a plurality of drip nozzles 101, and an alignment layer 20 for distributing an alignment material to the substrate 30 to be dispensed with a material, wherein the alignment layer 20 and the substrate 30 are to be dispensed A corresponding region of the region of the material is provided with a grid 201 through which the alignment material dripping from the drip nozzle 101 passes and drops to the region of the substrate 30 to be dispensed with the material.
  • An alignment layer is disposed above the substrate, and a mesh is disposed in a region of the alignment layer corresponding to the region of the substrate to be dispensed with the material, so that the alignment material is dropped on the substrate through the mesh on the alignment layer, thereby avoiding the nozzle position.
  • the deviation causes the positional deviation of the alignment material on the substrate, thereby making a liquid crystal display device with a smaller border.
  • the substrate 30 includes a plurality of liquid crystal display device regions 301 (four in the figure), the shape of the alignment layer 20 and the liquid crystal display device region 301.
  • the shape corresponds to, and the area of the alignment layer 20 is greater than or equal to the area of the liquid crystal display device region 301.
  • the spacing between the drip nozzles 101 is M times the effective width of the alignment material dripped from the drip nozzle 101 on the liquid crystal display device region 301, and M is a natural number greater than or equal to 2.
  • the mesh 201 of the alignment layer 20 is divided into a plurality of regions, and the width of each region is equal to the pitch of the adjacent drip nozzles 101.
  • An embodiment is given below to illustrate the process of the alignment film forming apparatus for realizing the distribution of the alignment material of the substrate 30: a, controlling the movement of the drip nozzle 101 and the mesh 201, aligning the liquid crystal display device region 301 of the material to be dispensed; b, The nozzle 101 drops the liquid crystal display device region 301 of the corresponding substrate 30 under the grid 201 region of the alignment layer 20 with the alignment material according to the preset droplet trajectory; c.
  • the drip nozzle 101 and the mesh 201 to move, aligning with the next liquid crystal display device region 301, and the drip nozzle 101 drops the liquid to the corresponding mesh region 201 of the corresponding material to be dispensed according to a preset drip trajectory, so that The liquid crystal display device region 301 of the corresponding substrate 30 under the grid 201 region of the alignment layer 20 is filled with the alignment material, and the steps a and b are repeated until the liquid crystal display device regions 301 of the respective materials to be dispensed on the surface of the substrate are filled with the alignment material to The surface of the substrate 30 forms an alignment material layer.
  • An alignment layer is disposed above the substrate, and a mesh is disposed in a region of the alignment layer corresponding to the region of the substrate to be dispensed with the material, so that the alignment material is dropped on the substrate through the mesh on the alignment layer, thereby avoiding the nozzle position.
  • the deviation causes the positional deviation of the alignment material on the substrate, thereby making a liquid crystal display device with a smaller border.
  • the process of the alignment film forming device to realize the distribution of the alignment material of the substrate 30 may further be: controlling the nozzle 101 and the mesh 201 to move to align the liquid crystal display device region of the material to be dispensed; the drip nozzle 101 The area of the grid 201 corresponding to the material to be dispensed is dripped according to a preset drip trajectory, so that the surface of each liquid crystal display device region 301 of the substrate 30 to be dispensed is covered with an alignment material on the surface of the substrate 30. A layer of alignment material is formed.
  • the substrate 30 includes a plurality of liquid crystal display device regions 301 (four in the figure), the shape of the alignment layer 20 and the shape of the substrate 30.
  • the area of the alignment layer 20 is greater than or equal to the area of the substrate 30.
  • An embodiment is given below to illustrate the process of realizing the distribution of the alignment material of the substrate 30 by the alignment film forming apparatus: controlling the nozzle 101 and the grid 201 to move the liquid crystal display device region aligned with the material to be dispensed; the nozzle 101 corresponds thereto.
  • the mesh 201 region of the material to be dispensed is dripped according to a preset drip trajectory, so that the surface of each liquid crystal display device region 301 of the substrate 30 to be dispensed is provided with an alignment material to form an alignment on the surface of the substrate 30. Material layer.
  • the alignment film forming apparatus realizes the process of dispensing the alignment material of the substrate 30, which may further be: a, controlling the movement of the drip nozzle 101 and the mesh 201, and aligning the liquid crystal display device region 301 of the material to be dispensed;
  • the drip nozzle 101 drops the liquid crystal display device region 301 corresponding to the substrate 30 in the region of the grid 201 of the alignment layer 20 according to the preset droplet trajectory.
  • An alignment layer is disposed above the substrate, and a mesh is disposed in a region of the alignment layer corresponding to the region of the substrate to be dispensed with the material, so that the alignment material is dropped on the substrate through the mesh on the alignment layer, thereby avoiding the nozzle position.
  • the deviation causes the positional deviation of the alignment material on the substrate, thereby making a liquid crystal display device with a smaller border.
  • FIG. 1 is a specific structural diagram of a first embodiment of an alignment film manufacturing apparatus of the present invention
  • FIG. 3 is a specific flowchart of a first embodiment of an alignment film manufacturing method of the present invention.
  • A controlling the nozzle and the grid to move to the liquid crystal display device region of the material to be dispensed;
  • B the nozzle to drop the corresponding region of the material to be dispensed according to a preset drip trajectory, so that the alignment layer
  • the corresponding substrate area under the grid area is filled with the alignment material;
  • C the control nozzle and the grid move, and the next liquid crystal display device area is aligned, and the nozzle is corresponding to the grid area of the corresponding material to be dispensed according to the preset drop.
  • the liquid trajectory is dripped, so that the corresponding substrate area under the grid area of the alignment layer is covered with the alignment material, and the area of the corresponding nozzle to be dispensed with the drip nozzle is dripped according to the preset drip trajectory, so that the alignment layer grid
  • the liquid crystal display device region of the corresponding substrate under the region is covered with the alignment material, and steps A and B are repeated until the liquid crystal display device region of each of the substrate to be dispensed on the surface of the substrate is covered with the alignment material to form an alignment material layer on the surface of the substrate; Forming a layer of the alignment material and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device to facilitate the arrangement of the liquid crystals in a predetermined direction and angle Thereby forming the alignment film.
  • step S21 the nozzle and the grid are controlled to move, and the liquid crystal display device region of the material to be dispensed is aligned.
  • the substrate includes a plurality of liquid crystal display device regions (as shown in FIG. 1 , taking four as an example).
  • the shape of the alignment layer corresponds to the shape of the liquid crystal display device region, and an area of the alignment layer is greater than or equal to an area of the liquid crystal display device region.
  • the nozzle and grid are controlled to move, aligning the area of the liquid crystal display device to be dispensed with the alignment material.
  • the drip nozzle and the mesh are controlled to move, and the mesh 201 and the drip nozzle 101 are aligned with the liquid crystal display device region 301 of the material to be dispensed.
  • the shape of the alignment layer may also correspond to a shape of the substrate, and an area of the alignment layer is equal to an area of the substrate.
  • step S22 the drip nozzle drops the corresponding area of the material to be dispensed according to the preset drip trajectory, so that the liquid crystal display device area of the corresponding substrate under the alignment layer grid area is filled with the alignment material.
  • the drip nozzle drops the mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the liquid crystal display device area of the corresponding substrate under the alignment layer grid area is filled with the alignment material.
  • Step S23 controlling the movement of the drip nozzle and the grid to align with the next liquid crystal display device region to be dripped, and the drip nozzle drops the liquid mesh region of the corresponding material to be dispensed according to the preset drip trajectory to make the alignment
  • the corresponding substrate liquid crystal display device region under the layer mesh region is covered with the alignment material, and steps S21 and S22 are repeated until the respective liquid crystal display device regions to be dripped on the substrate surface are covered with the alignment material to form an alignment material layer on the substrate surface.
  • the nozzle and the mesh are controlled to move, and the grid 201 and the drip nozzle 101 are aligned with the liquid crystal display device region 301 of the material to be dispensed, and the nozzle is controlled to correspond to the corresponding material to be dispensed.
  • the region is dripped according to a preset drip trajectory until the respective liquid crystal display device regions to be dripped on the surface of the substrate are covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • Step S24 curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device to facilitate alignment of the liquid crystals in a predetermined direction and angle to form an alignment film.
  • the alignment material is baked to cure the alignment material layer.
  • the alignment device forms a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.
  • the specific temperature is set according to the characteristics of the alignment material.
  • the alignment material is dropped on the substrate through the mesh on the alignment layer.
  • the position deviation of the alignment material on the substrate is avoided due to the deviation of the position of the nozzle, thereby making a liquid crystal display device with a smaller border.
  • FIG. 2 is a specific structural diagram of a second embodiment of the alignment film manufacturing apparatus of the present invention
  • FIG. 4 is a specific flowchart of the second embodiment of the alignment film manufacturing method of the present invention.
  • step S11 the nozzle and the mesh are controlled to move, and the liquid crystal display device region of the material to be dispensed is aligned.
  • the substrate includes a plurality of liquid crystal display device regions (as shown in FIG. 2, taking four as an example).
  • the shape of the alignment layer corresponds to the shape of the substrate, and the area of the alignment layer is greater than or equal to the area of the substrate, and the substrate to be dispensed to the substrate is transported to the substrate carrying platform, and The grid and the nozzle are moved, and the four grids 201 of the alignment layer 20 are respectively aligned with the four liquid crystal display device regions 301 on the substrate.
  • the shape of the alignment layer may also correspond to a shape of the liquid crystal display device region, and an area of the alignment layer is greater than or equal to an area of the liquid crystal display device region.
  • step S12 the drip nozzle drops the mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the surface of the substrate is covered with the alignment material to form an alignment material layer on the surface of the substrate.
  • control nozzle is configured to drop the liquid liquid crystal material onto the grid of the alignment layer according to a preset droplet trajectory according to a preset droplet trajectory, and pass the mesh drop on the alignment layer.
  • the surface of the substrate is covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • the drip nozzle may perform liquid drop on the corresponding mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the liquid crystal display of the corresponding substrate under the alignment layer mesh area is performed.
  • the device area is covered with the alignment material to control the movement of the nozzle and the grid, and is aligned with the next liquid crystal display device area of the material to be dispensed, and the area of the corresponding droplet to be dispensed is controlled by the drip nozzle according to the preset drip trajectory.
  • the liquid until all the liquid crystal display device regions to be dripped on the surface of the substrate are covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • Step S13 curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device to facilitate alignment of the liquid crystals along a predetermined direction and angle to form an alignment film.
  • the alignment material is baked to cure the alignment material layer.
  • the alignment device forms a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.
  • the alignment material is dropped on the substrate through the mesh on the alignment layer.
  • the position deviation of the alignment material on the substrate is avoided due to the deviation of the position of the nozzle, thereby making a liquid crystal display device with a smaller border.
  • FIG. 1 is a specific structural diagram of a first embodiment of an alignment film forming apparatus of the present invention
  • FIG. 5 is a specific flow chart of a third embodiment of the alignment film manufacturing method of the present invention.
  • step S31 the number of meshes of the alignment layer is set according to the viscosity of the alignment material and the quality condition of the product.
  • the number of grids of the alignment layer is set to a plurality of points, and the mesh corresponding to the grid is set to a small point; when the viscosity of the alignment material is small
  • the number of grids in the alignment layer is set to be small, and the mesh corresponding to the grid is set to a large point.
  • the alignment material can be more easily dropped from the alignment layer onto the substrate.
  • the material of the alignment layer is nickel or tungsten, and may be an alloy material, which is not limited herein. By using nickel, tungsten or alloy materials, the price is low and the production cost is saved.
  • the mesh of the alignment layer grid is enlarged, so that the alignment material can be more easily dropped from the alignment layer onto the substrate. It is not easy to cause display defects, thereby improving the quality of the liquid crystal display device.
  • step S32 the nozzle and the mesh are controlled to move, and the liquid crystal display device region of the material to be dispensed is aligned.
  • the substrate includes a plurality of liquid crystal display device regions (as shown in FIG. 1 , taking four as an example).
  • the shape of the alignment layer corresponds to the shape of the liquid crystal display device region, and an area of the alignment layer is greater than or equal to an area of the liquid crystal display device region.
  • the nozzle and grid are controlled to move, aligning the area of the liquid crystal display device to be dispensed with the alignment material.
  • the drip nozzle and the mesh are controlled to move, and the mesh 201 and the drip nozzle 101 are aligned with the liquid crystal display device region 301 of the material to be dispensed.
  • the shape of the alignment layer may also correspond to a shape of the substrate, and an area of the alignment layer is equal to an area of the substrate.
  • step S33 the drop nozzle drops the corresponding area of the material to be dispensed according to a preset drip trajectory, so that the liquid crystal display device area of the corresponding substrate under the alignment layer grid area is filled with the alignment material.
  • the drip nozzle drops the mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the liquid crystal display device area of the corresponding substrate under the alignment layer grid area is filled with the alignment material.
  • Step S34 controlling the movement of the drip nozzle and the grid to align with the next liquid crystal display device region to be dripped, and the drip nozzle drops the liquid mesh region corresponding to the corresponding material to be dispensed according to a preset drip trajectory to make the alignment
  • the corresponding substrate liquid crystal display device region under the layer mesh region is covered with the alignment material, and steps S32 and S33 are repeated until the respective liquid crystal display device regions to be dripped on the substrate surface are covered with the alignment material to form an alignment material layer on the substrate surface.
  • the nozzle and the mesh are controlled to move, and the grid 201 and the drip nozzle 101 are aligned with the liquid crystal display device region 301 of the material to be dispensed, and the nozzle is controlled to correspond to the corresponding material to be dispensed.
  • the region is dripped according to a preset drip trajectory until the respective liquid crystal display device regions to be dripped on the surface of the substrate are covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • Step S35 curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device to facilitate alignment of the liquid crystals in a predetermined direction and angle to form an alignment film.
  • the alignment material is baked to cure the alignment material layer.
  • the alignment device forms a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.
  • the specific temperature is set according to the characteristics of the alignment material.
  • FIG. 2 is a specific structural diagram of a second embodiment of the alignment film manufacturing apparatus of the present invention
  • FIG. 6 is a specific flowchart of the fourth embodiment of the alignment film manufacturing method of the present invention.
  • step S41 the number of meshes of the alignment layer is set according to the viscosity of the alignment material and the quality condition of the product.
  • the number of grids of the alignment layer is set to a plurality of points, and the mesh corresponding to the grid is set to a small point; when the viscosity of the alignment material is small
  • the number of grids in the alignment layer is set to be small, and the mesh corresponding to the grid is set to a large point.
  • the alignment material can be more easily dropped from the alignment layer onto the substrate.
  • the material of the alignment layer is nickel or tungsten, and may be an alloy material, which is not limited herein. By using nickel, tungsten or alloy materials, the price is low and the production cost is saved.
  • the mesh of the alignment layer grid is enlarged, so that the alignment material can be more easily dropped from the alignment layer onto the substrate. It is not easy to cause display defects, thereby improving the quality of the liquid crystal display device.
  • step S42 the nozzle and the mesh are controlled to move, and the liquid crystal display device region of the material to be dispensed is aligned.
  • the substrate includes a plurality of liquid crystal display device regions (as shown in FIG. 2, taking four as an example).
  • the shape of the alignment layer corresponds to the shape of the substrate, and the area of the alignment layer is greater than or equal to the area of the substrate, and the substrate to be dispensed to the substrate is transported to the substrate carrying platform, and The grid and the nozzle are moved, and the four grids 201 of the alignment layer 20 are respectively aligned with the four liquid crystal display device regions 301 on the substrate.
  • the shape of the alignment layer may also correspond to a shape of the liquid crystal display device region, and an area of the alignment layer is greater than or equal to an area of the liquid crystal display device region.
  • step S43 the drip nozzle drops the mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the surface of the substrate is covered with the alignment material to form an alignment material layer on the surface of the substrate.
  • control nozzle is configured to drop the liquid liquid crystal material onto the grid of the alignment layer according to a preset droplet trajectory according to a preset droplet trajectory, and pass the mesh drop on the alignment layer.
  • the surface of the substrate is covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • the drip nozzle may perform liquid drop on the corresponding mesh area of the corresponding material to be dispensed according to a preset drip trajectory, so that the liquid crystal display of the corresponding substrate under the alignment layer mesh area is performed.
  • the device area is covered with the alignment material to control the movement of the nozzle and the grid, and is aligned with the next liquid crystal display device area of the material to be dispensed, and the area of the corresponding droplet to be dispensed is controlled by the drip nozzle according to the preset drip trajectory.
  • the liquid until all the liquid crystal display device regions to be dripped on the surface of the substrate are covered with an alignment material to form an alignment material layer on the surface of the substrate.
  • Step S44 curing the alignment material layer and forming a plurality of grooves of a predetermined direction and a predetermined angle on the surface of the alignment material layer by using an alignment device to facilitate alignment of the liquid crystals along a predetermined direction and angle to form an alignment film.
  • the alignment material is baked to cure the alignment material layer.
  • the alignment device forms a plurality of grooves of a predetermined direction and a preset angle on the surface of the alignment material layer by friction.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.
  • the alignment layer is heat treated and the alignment layer is maintained at a specific temperature.

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Abstract

一种配向膜制作装置及制作方法，制作装置包括：带有多个滴嘴（101）的滴头（10），为待滴配向材料的基板（30）分配配向材料的配向层（20），配向层（20）的与基板（30）待滴配向材料的区域对应的区域设置有网格（201），使得配向材料通过配向层（20）上的网格（201）滴在基板（30）上，避免了滴嘴（101）位置的偏差造成配向材料滴在基板（30）上的位置偏差，进而做出更小边框的液晶显示器件。制作方法包括：控制滴嘴（101）和网格（201）移动，对准待滴配向材料的液晶显示器件区域（301）；滴嘴（101）对其对应的待滴配向材料的网格（201）区域按照预设的滴液轨迹进行滴液，使基板（30）表面布满配向材料，以在基板（30）表面形成配向材料层；固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设得方向及角度排列，从而形成配向膜。

Description

配向膜制作装置及制作方法
技术领域
本发明涉及到液晶显示领域，特别涉及到一种配向膜制作装置及制作方法。
背景技术
随着信息社会的发展，人们对显示设备的需求得到了增长。为了满足这种需求，最近几种平板显示设备，比方说：液晶显示器件（LCD），等离子体显示器件（PDP），OLED（有机发光二极管）显示器件都得到了迅猛的发展。在平板显示器件当中，液晶显示器件由于其重量低、体积小、能耗低的优点，已经基本取代了冷阴极显示设备。
因为液晶面板制作过程中使用了配向膜和液晶，同时需要背光，TFT-LCD（薄膜晶体管液晶显示器）的边框做小变得比较困难，能量产的最小边框也就4mm左右。
现有的制作配向膜的方式为：通过滴嘴直接将配向材料滴至基板上面，而这种制作方式过程中，由于驱动马达的行进偏差导致了滴嘴将配向材料滴至基板的位置产生偏差，进而影响了液晶显示器件的边框。
发明内容
本发明的主要目的为提供一种配向膜制作装置，旨在避免滴嘴位置的偏差造成的配向材料滴在基板上的位置偏差。
本发明还提出一种配向膜制作方法，旨在避免滴嘴位置的偏差造成的配向材料滴在基板上的位置偏差。
一种配向膜制作装置，包括带有多个滴嘴的滴头，该配向膜制作装置还包括为待滴配向材料的基板分配配向材料的配向层，所述配向层的与基板待滴配向材料的区域的对应区域设置有网格，所述网格供所述滴嘴滴出的配向材料通过且滴向所述基板的待滴配向材料的区域。
优选地，所述基板包括多个液晶显示器件区域，所述配向层的形状与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。
优选地，所述配向层的形状与所述基板的形状对应，且所述配向层的面积大于或等于所述基板的面积。
优选地，所述配向层的材质为镍、钨或合金材料。
一种配向膜制作方法，该方法包括：A、控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域；B、滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板区域布满配向材料；C、控制滴嘴和网格移动，对准下一个液晶显示器件区域，滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料，重复步骤A和B直至基板表面的各个待滴配向材料的液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层；D、固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设的方向及角度排列，从而形成配向膜。
优选地，该方法还包括：对该配向材料进行烘烤以使所述配向材料层固化。
优选地，该方法还包括：所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
优选地，该方法还包括：对配向层进行加热处理，并将配向层保持在特定的温度。
优选地，该方法还包括：根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
优选地，所述滴嘴之间的间距为该滴嘴滴出的配向材料在液晶显示器件区域上的有效宽度的M倍，M为大于等于2的自然数。
优选地，在所述控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域的步骤之前，该方法还包括：
将配向层的网格分为多个区域，每个区域的宽度与该相邻滴嘴的间距相等。
优选地，所述配向层的材质为镍、钨或合金材料。
一种配向膜制作方法，该方法包括：控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域；滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使基板表面布满配向材料，以在该基板表面形成配向材料层；固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设得方向及角度排列，从而形成配向膜。
优选地，该方法还包括：对该配向材料进行烘烤以使所述配向材料层固化。
优选地，该方法还包括：所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
优选地，该方法还包括：对配向层进行加热处理，并将配向层保持在特定的温度。
优选地，该方法还包括：根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
优选地，所述滴嘴之间的间距为该滴嘴滴出的配向材料在液晶显示器件区域上的有效宽度的M倍，M为大于等于2的自然数。
优选地，在所述控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域的步骤之前，该方法还包括：
将配向层的网格分为多个区域，每个区域的宽度与该相邻滴嘴的间距相等。
优选地，所述配向层的材质为镍、钨或合金材料。
相对现有技术，本发明通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
附图说明
图1为本发明配向膜制作装置第一实施例的具体架构图；
图2为本发明配向膜制作装置第二实施例的具体架构图；
图3为本发明配向膜制作方法第一实施例的具体流程图；
图4为本发明配向膜制作方法第二实施例的具体流程图；
图5为本发明配向膜制作方法第三实施例的具体流程图；
图6为本发明配向膜制作方法第四实施例的具体流程图。
本发明目的的实现、功能特点及优点将结合实施例，参照附图做进一步说明。
具体实施方式
应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
如图1和图2所示，图1为本发明配向膜制作装置第一实施例的具体架构图，图2本发明配向膜制作装置第二实施例的具体架构图。
该配向膜制作装置包括：带有多个滴嘴101的滴头10，及为待滴配向材料的基板30分配配向材料的配向层20，其中，所述配向层20的与基板30待滴配向材料的区域的对应区域设置有网格201，所述网格201供所述滴嘴101滴出的配向材料通过且滴向所述基板30的待滴配向材料的区域。通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
进一步地，作为一个实施例（参照图1），所述基板30包括多个液晶显示器件区域301（图中以4个为例），所述配向层20的形状与所述液晶显示器件区域301的形状对应，且所述配向层20的面积大于或等于所述液晶显示器件区域301的面积。为了使得配向材料在基板上均匀分布，所述滴嘴101之间的间距为该滴嘴101滴出的配向材料在液晶显示器件区域301上的有效宽度的M倍，M为大于等于2的自然数，将配向层20的网格201分为多个区域，每个区域的宽度与该相邻滴嘴101的间距相等。
以下给出一个实施例来阐述该配向膜制作装置实现基板30配向材料分配的过程：a、控制滴嘴101和网格201移动，对准待滴配向材料的液晶显示器件区域301；b、滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使配向层20网格201区域下对应的基板30的液晶显示器件区域301布满配向材料；c、控制滴嘴101和网格201移动，对准下一个液晶显示器件区域301，滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使配向层20网格201区域下对应的基板30的液晶显示器件区域301布满配向材料，重复步骤a和b直至基板表面的各个待滴配向材料的液晶显示器件区域301布满配向材料，以在该基板30表面形成配向材料层。通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
在本发明其他实施例中，配向膜制作装置实现基板30配向材料分配的过程还可以是：控制滴嘴101和网格201移动对准待滴配向材料的液晶显示器件区域；滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使基板30的各个待滴配向材料的液晶显示器件区域301的表面布满配向材料，以在该基板30表面形成配向材料层。
进一步地，作为另一个实施例（参照图2），所述基板30包括多个液晶显示器件区域301（图中以4个为例），所述配向层20的形状与所述基板30的形状对应，且所述配向层20的面积大于或等于所述基板30的面积。
以下给出一个实施例来阐述该配向膜制作装置实现基板30配向材料分配的过程：控制滴嘴101和网格201移动对准待滴配向材料的液晶显示器件区域；滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使基板30的各个待滴配向材料的液晶显示器件区域301的表面布满配向材料，以在该基板30表面形成配向材料层。
在本发明其他实施例中，配向膜制作装置实现基板30配向材料分配的过程还可以是：a、控制滴嘴101和网格201移动，对准待滴配向材料的液晶显示器件区域301；b、滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使配向层20网格201区域下对应的基板30的液晶显示器件区域301布满配向材料；c、控制滴嘴101和网格201移动，对准下一个液晶显示器件区域301，滴嘴101对其对应的待滴配向材料的网格201区域按照预设的滴液轨迹进行滴液，使配向层20网格201区域下对应的基板30的液晶显示器件区域301区域布满配向材料，重复步骤a和b直至基板表面的各个待滴配向材料的液晶显示器件区域301布满配向材料，以在该基板30表面形成配向材料层。通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
结合图1和图3，图1为本发明配向膜制作装置第一实施例的具体架构图，图3为本发明配向膜制作方法第一实施例的具体流程图。
需要强调的是：图3所示流程图仅为一个较佳实施例，本领域的技术人员当知，任何围绕本发明思想构建的实施例都不应脱离于如下技术方案涵盖的范围。
A、控制滴嘴和网格移动对准待滴配向材料的液晶显示器件区域；B、滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板区域布满配向材料；C、控制滴嘴和网格移动，对准下一个液晶显示器件区域，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板区域布满配向材料，滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料，重复步骤A和B直至基板表面的各个待滴配向材料的液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层；D、固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设的方向及角度排列，从而形成配向膜。
以下是本实施例逐步实现对配向膜制作的具体步骤：
步骤S21，控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。
具体的，所述基板包括多个液晶显示器件区域（如图1所示，以4个为例）。在本实施例中，所述配向层的形状与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。如图1所示，控制滴嘴和网格移动，将网格201和滴嘴101对准待滴配向材料的液晶显示器件区域301。
在本发明其他实施例中，所述配向层的形状还可以与所述基板的形状对应，且所述配向层的面积等于所述基板的面积。
步骤S22，滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料。
具体的，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料。
步骤S23，控制滴嘴和网格移动，对准下一个待滴液液晶显示器件区域，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板液晶显示器件区域布满配向材料，重复步骤S21和S22直至基板表面的各个待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
具体的，如图1所示，控制滴嘴和网格移动，将网格201和滴嘴101对准待滴配向材料的液晶显示器件区域301，控制滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，直至基板表面的各个待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
步骤S24，固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设的方向及角度排列，从而形成配向膜。
具体的，对该配向材料进行烘烤以使所述配向材料层固化。所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
进一步的，对配向层进行加热处理，并将配向层保持在特定的温度。所述特定的温度根据配向材料的特性来设定。通过对配向层进行加热并保持在特定的温度降低了配向材料的黏度,易于从网眼中滴至待滴配向材料的基板上，且有一定温度的配向材料落在玻璃基板上后,更容易均匀的扩散, 减少形成显示缺陷。
在本实施例中，通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
结合图2和图4，图2为本发明配向膜制作装置第二实施例的具体架构图，图4为本发明配向膜制作方法第二实施例的具体流程图。
以下是本实施例逐步实现对配向膜制作的具体步骤：
步骤S11，控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。
具体的，所述基板包括多个液晶显示器件区域（如图2所示，以4个为例）。在本实施例中，所述配向层的形状与所述基板的形状对应，且所述配向层的面积大于或者等于所述基板的面积，将待滴配向材料的基板运送至基板承载平台，并控制网格和滴嘴移动，将配向层20的4个网格201分别对准基板上的4个液晶显示器件区域301。
在本发明其他实施例中，所述配向层的形状还可以与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。
步骤S12，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使基板表面布满配向材料，以在该基板表面形成配向材料层。
具体的，控制滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行将液态液晶材料滴至所述配向层的网格上，并通过配向层上的网格滴至待滴配向材料的基板上，使得基板表面布满配向材料以在该基板表面形成配向材料层。
在本发明其他实施例中，还可以是，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料，控制滴嘴和网格移动，对准下一个待滴配向材料液晶显示器件区域，控制滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，直至基板表面的所有待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
步骤S13，固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设得方向及角度排列，从而形成配向膜。
具体的，对该配向材料进行烘烤以使所述配向材料层固化。所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
进一步的，对配向层进行加热处理，并将配向层保持在特定的温度。通过对配向层进行加热并保持在特定的温度降低了配向材料的黏度,易于从网格中滴至待滴配向材料的基板上，且有一定温度的配向材料落在玻璃基板上后,更容易均匀的扩散,减少形成显示缺陷。
在本实施例中，通过在基板上方设置有配向层，并在配向层的与基板待滴配向材料的区域对应的区域设置有网格，使得配向材料通过配向层上的网格滴在基板上，避免了滴嘴位置的偏差造成配向材料滴在基板上的位置偏差，进而做出更小边框的液晶显示器件。
如图1和图5所示，图1为本发明配向膜制作装置第一实施例的具体架构图，图5为本发明配向膜制作方法第三实施例的具体流程图。
以下是本实施例逐步实现对配向膜制作的具体步骤：
步骤S31，根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
具体的，当配向材料的粘度较大及液晶显示器件的品质状况较好时，设定配向层的网格数多点，网格对应的网孔设定小点；当配向材料的粘度较小及显示器件的品质状况较差时，设定配向层的网格数少点，网格对应的网孔设定大点。使得配向材料能更加容易的从配向层滴下至基板上。所述配向层的材质为镍或者钨，也可以是合金材料，在此不做限定。通过采用镍、钨或者合金材料，价格低廉，节约了生产成本。在本实施例中，当配向材料的粘度较小及液晶显示器件的品质相对较差时，将配向层网格的网孔调大，使得配向材料能更加容易的从配向层滴下至基板上，不容易产生显示缺陷，进而提高了液晶显示器件的品质。
步骤S32，控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。
具体的，所述基板包括多个液晶显示器件区域（如图1所示，以4个为例）。在本实施例中，所述配向层的形状与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。如图1所示，控制滴嘴和网格移动，将网格201和滴嘴101对准待滴配向材料的液晶显示器件区域301。
在本发明其他实施例中，所述配向层的形状还可以与所述基板的形状对应，且所述配向层的面积等于所述基板的面积。
步骤S33，滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料。
具体的，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料。
步骤S34，控制滴嘴和网格移动，对准下一个待滴液液晶显示器件区域，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板液晶显示器件区域布满配向材料，重复步骤S32和S33直至基板表面的各个待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
具体的，如图1所示，控制滴嘴和网格移动，将网格201和滴嘴101对准待滴配向材料的液晶显示器件区域301，控制滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，直至基板表面的各个待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
步骤S35，固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设的方向及角度排列，从而形成配向膜。
具体的，对该配向材料进行烘烤以使所述配向材料层固化。所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
进一步的，对配向层进行加热处理，并将配向层保持在特定的温度。所述特定的温度根据配向材料的特性来设定。通过对配向层进行加热并保持在特定的温度降低了配向材料的黏度,易于从网眼中滴至待滴配向材料的基板上，且有一定温度的配向材料落在玻璃基板上后,更容易均匀的扩散, 减少形成显示缺陷。
如图2和图6所示，图2为本发明配向膜制作装置第二实施例的具体架构图，图6为本发明配向膜制作方法第四实施例的具体流程图。
以下是本实施例逐步实现对配向膜制作的具体步骤：
步骤S41，根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
具体的，当配向材料的粘度较大及液晶显示器件的品质状况较好时，设定配向层的网格数多点，网格对应的网孔设定小点；当配向材料的粘度较小及显示器件的品质状况较差时，设定配向层的网格数少点，网格对应的网孔设定大点。使得配向材料能更加容易的从配向层滴下至基板上。所述配向层的材质为镍或者钨，也可以是合金材料，在此不做限定。通过采用镍、钨或者合金材料，价格低廉，节约了生产成本。在本实施例中，当配向材料的粘度较小及液晶显示器件的品质相对较差时，将配向层网格的网孔调大，使得配向材料能更加容易的从配向层滴下至基板上，不容易产生显示缺陷，进而提高了液晶显示器件的品质。
步骤S42，控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域。
具体的，所述基板包括多个液晶显示器件区域（如图2所示，以4个为例）。在本实施例中，所述配向层的形状与所述基板的形状对应，且所述配向层的面积大于或者等于所述基板的面积，将待滴配向材料的基板运送至基板承载平台，并控制网格和滴嘴移动，将配向层20的4个网格201分别对准基板上的4个液晶显示器件区域301。
在本发明其他实施例中，所述配向层的形状还可以与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。
步骤S43，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使基板表面布满配向材料，以在该基板表面形成配向材料层。
具体的，控制滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行将液态液晶材料滴至所述配向层的网格上，并通过配向层上的网格滴至待滴配向材料的基板上，使得基板表面布满配向材料以在该基板表面形成配向材料层。
在本发明其他实施例中，还可以是，滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料，控制滴嘴和网格移动，对准下一个待滴配向材料液晶显示器件区域，控制滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，直至基板表面的所有待滴液液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层。
步骤S44，固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设得方向及角度排列，从而形成配向膜。
具体的，对该配向材料进行烘烤以使所述配向材料层固化。所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
进一步的，对配向层进行加热处理，并将配向层保持在特定的温度。通过对配向层进行加热并保持在特定的温度降低了配向材料的黏度,易于从网格中滴至待滴配向材料的基板上，且有一定温度的配向材料落在玻璃基板上后,更容易均匀的扩散,减少形成显示缺陷。
以上所述仅为本发明的优选实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。

Claims (20)

  1. 一种配向膜制作装置，包括带有多个滴嘴的滴头，其特征在于，该配向膜制作装置还包括：为待滴配向材料的基板分配配向材料的配向层，所述配向层的与基板待滴配向材料的区域的对应区域设置有网格，所述网格供所述滴嘴滴出的配向材料通过且滴向所述基板的待滴配向材料的区域。
  2. 根据权利要求1所述的配向膜制作装置，其特征在于，所述基板包括多个液晶显示器件区域，所述配向层的形状与所述液晶显示器件区域的形状对应，且所述配向层的面积大于或等于所述液晶显示器件区域的面积。
  3. 根据权利要求1所述的配向膜制作装置，其特征在于，所述配向层的形状与所述基板的形状对应，且所述配向层的面积大于或等于所述基板的面积。
  4. 根据权利要求1所述的配向膜制作装置，其特征在于，所述配向层的材质为镍、钨或合金材料。
  5. 一种适用于权利要求2所述的配向膜制作装置的配向膜制作方法，其特征在于，该方法包括：
    A、控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域；
    B、滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板区域布满配向材料；
    C、控制滴嘴和网格移动，对准下一个待滴配向材料的液晶显示器件区域，滴嘴对其对应的待滴配向材料的区域按照预设的滴液轨迹进行滴液，使配向层网格区域下对应的基板的液晶显示器件区域布满配向材料，重复步骤A和B直至基板表面的各个待滴配向材料的液晶显示器件区域布满配向材料，以在该基板表面形成配向材料层；
    D、固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设的方向及角度排列，从而形成配向膜。
  6. 根据权利要求5所述的配向膜制作方法，其特征在于，该方法还包括：对该配向材料进行烘烤以使所述配向材料层固化。
  7. 根据权利要求6所述的配向膜制作方法，其特征在于，该方法还包括：所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
  8. 根据权利要求7所述的配向膜制作方法，其特征在于，该方法还包括：对配向层进行加热处理，并将配向层保持在特定的温度。
  9. 根据权利要求8所述的配向膜制作方法，其特征在于，该方法还包括：根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
  10. 根据权利要求7所述的配向膜制作方法，其特征在于，所述滴嘴之间的间距为该滴嘴滴出的配向材料在液晶显示器件区域上的有效宽度的M倍，M为大于等于2的自然数。
  11. 根据权利要求10所述的配向膜制作方法，其特征在于，在所述控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域的步骤之前，该方法还包括：
    将配向层的网格分为多个区域，每个区域的宽度与该相邻滴嘴的间距相等。
  12. 根据权利要求7所述的配向膜制作方法，其特征在于，所述配向层的材质为镍、钨或合金材料。
  13. 一种适用于权利要求3所述的配向膜制作装置的配向膜制作方法，其特征在于，该方法包括：
    控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域；
    滴嘴对其对应的待滴配向材料的网格区域按照预设的滴液轨迹进行滴液，使基板表面布满配向材料，以在该基板表面形成配向材料层；
    固化该配向材料层并利用一配向设备在配向材料层表面形成多个预设方向及预设角度的沟槽，以利于液晶沿预设得方向及角度排列，从而形成配向膜。
  14. 根据权利要求13所述的配向膜制作方法，其特征在于，该方法还包括：对该配向材料进行烘烤以使所述配向材料层固化。
  15. 根据权利要求14所述的配向膜制作方法，其特征在于，该方法还包括：所述配向设备通过摩擦的方式在配向材料层表面形成多个预设方向及预设角度的沟槽。
  16. 根据权利要求15所述的配向膜制作方法，其特征在于，该方法还包括：对配向层进行加热处理，并将配向层保持在特定的温度。
  17. 根据权利要求16所述的配向膜制作方法，其特征在于，该方法还包括：根据配向材料的粘度以及产品的品质状况来设定配向层的网格数。
  18. 根据权利要求13所述的配向膜制作方法，其特征在于，所述滴嘴之间的间距为该滴嘴滴出的配向材料在液晶显示器件区域上的有效宽度的M倍，M为大于等于2的自然数。
  19. 根据权利要求18所述的配向膜制作方法，其特征在于，在所述控制滴嘴和网格移动，对准待滴配向材料的液晶显示器件区域的步骤之前，该方法还包括：
    将配向层的网格分为多个区域，每个区域的宽度与该相邻滴嘴的间距相等。
  20. 根据权利要求13所述的配向膜制作方法，其特征在于，所述配向层的材质为镍、钨或合金材料。
PCT/CN2013/078044 2013-05-29 2013-06-26 配向膜制作装置及制作方法 Ceased WO2014190575A1 (zh)

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