CN114153076A - Preparation device and method of 3D polarizing film - Google Patents

Preparation device and method of 3D polarizing film Download PDF

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Publication number
CN114153076A
CN114153076A CN202111461842.3A CN202111461842A CN114153076A CN 114153076 A CN114153076 A CN 114153076A CN 202111461842 A CN202111461842 A CN 202111461842A CN 114153076 A CN114153076 A CN 114153076A
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substrate
base material
handed
roller
guide wheel
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CN202111461842.3A
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CN114153076B (en
Inventor
孙宝铎
董家亮
鲜成波
王华波
顾开宇
杨枫
魏厚伟
韩岩辉
洪晓明
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Ningbo Vision Display Technology Co ltd
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Ningbo Vision Display Technology Co ltd
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
    • G02B30/25—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type using polarisation techniques
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/10—Removing layers, or parts of layers, mechanically or chemically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/162—Cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/0076—Curing, vulcanising, cross-linking

Abstract

The invention discloses a preparation device and a preparation method of a 3D (three-dimensional) polarizing film, belongs to the field of 3D display, and aims to solve the problem that the existing preparation method of the 3D polarizing film has high requirement on repeated alignment precision. The present invention includes a left-handed light patterned substrate forming part, a right-handed light patterned substrate forming part, and a 3D polarizing film forming part; left-handed light patterned substrate forming part: preparing a left-handed light patterned base material and asynchronously transferring the left-handed light patterned base material onto a first substrate output by a first substrate input part; right-handed rotation patterned substrate forming part: preparing a right-handed rotation patterned base material and asynchronously transferring the right-handed rotation patterned base material onto a second substrate output by a second substrate input part; 3D polarizing film forming section: a third pressing roller; and the left-handed light patterned base material transferred to the first substrate and the right-handed light patterned base material transferred to the second substrate synchronously enter a third pressing roller, the left-handed light patterned base material and the right-handed light patterned base material are pressed with each other to form a polarizing layer which is alternately arranged in a left-handed and right-handed rotation mode, and then the substrates with small viscosity in the first substrate and the second substrate are peeled off to form the 3D polarizing film.

Description

Preparation device and method of 3D polarizing film
Technical Field
The invention relates to a process technology for preparing a 3D polarizing film, and belongs to the field of 3D display.
Background
In 3D display, the key core index is the uniformity of 3D left and right crosstalk, and the 3D polarization technology is superior to other technologies in terms of stereo technology, display colors and wearing comfort. The main processes of the 3D polarizing film disclosed in the market at present include: the left-handed or right-handed polarizing films form one group of arrays, the left-handed or right-handed polarizing films are combined with the 1/2 phase difference compensation films to form the other group of arrays, the two groups of arrays are respectively matched with the left and right of the vision-aid glasses to form a polarized image with binocular parallax, the manufacturing mode needs multiple functional layers to be repeatedly attached, multiple bonding layers are arranged, the requirement on repeated alignment precision is high, and the alignment precision directly influences the comfort level of the two eyes of the product. The other type is formed by splicing and combining a left-handed polaroid and a right-handed polaroid, so that the precision is low, the production efficiency is low, the accumulative error is easy to generate, and the 3D comfort level is low.
Disclosure of Invention
The invention aims to solve the problem that the existing 3D polarizing film preparation method is high in repeated alignment precision requirement, and provides a 3D polarizing film preparation device and a method.
The preparation device of the 3D polarizing film comprises a left-handed light patterned substrate forming part, a right-handed light patterned substrate forming part and a 3D polarizing film forming part;
left-handed light patterned substrate forming part: the left-handed light base material output device comprises a left-handed light base material input part A-1, a first substrate input part A-2, a first substrate input part A-3 and a first substrate recovery part A-4, wherein the left-handed light base material output by the left-handed light base material input part A-1 and the first substrate output by the first substrate input part A-2 are subjected to roll-to-roll combination through a first pressing roller 4-1, the left-handed light base material is cut at equal intervals by a first asynchronous cutter mechanism 11 after combination, invalid areas are removed to form left-handed light patterned base materials, then the first substrate is synchronously recovered by a first substrate recovery part A-4, and the left-handed light patterned base material is asynchronously transferred to the first substrate output by the first substrate input part A-3;
right-handed rotation patterned substrate forming part: a right optical rotation base material input part B-1, a second substrate input part B-2, a second substrate input part B-3, a second substrate recovery part B-4, a second asynchronous cutter mechanism 6 and a second pressing roller 7-1; the left-handed optical base material output by the right-handed optical base material input part B-1 and the second base output by the second base input part B-2 are subjected to roll-to-roll combination through a second pressing roller 7-1, the right-handed optical base material is cut at equal intervals by a second asynchronous cutter mechanism 6 after the combination and an invalid area is removed to form a right-handed optical patterned base material, then the second base is synchronously recovered by a second base recovery part B-4, and the right-handed optical patterned base material is asynchronously transferred to the second substrate output by the second substrate input part B-3;
3D polarizing film forming section: a third pressing roller 12; the left-handed light patterned base material transferred to the first substrate and the right-handed light patterned base material transferred to the second substrate synchronously enter a third pressing roller 12, the left-handed light patterned base material and the right-handed light patterned base material are pressed with each other to form a polarizing layer which is alternately arranged in a left-handed and right-handed rotation mode, and then the substrates with small viscosity in the first substrate and the second substrate are peeled off to form the 3D polarizing film.
Preferably, the device also comprises a press gap transmission roller 13, a third substrate recovery device 14, a surface treatment mold roller 15, a glue dispenser 16, a curing device 17, a stripping mechanism 18 and a 3D polarizing film rolling device 20,
the polarizing layer with an upper layer and a lower layer of substrates output by the third pressing roller 12 is input between the pressing gap transmission roller 13 and the third substrate recovery device 14, the substrates with small viscosity are stripped by the third substrate recovery device 14, then the surface of the polarizing layer is subjected to glue dispensing and anti-dazzle treatment by the glue dispenser 16, the thickness of the gluing layer is adjusted by the pressing gap transmission roller 13, the anti-dazzle surface of the polarizing layer is cured by UV illumination of the surface treatment die roller 15 through the curing device 17 and is stripped by the stripping mechanism 18 to form a 3D polarizing film, and the 3D polarizing film is rolled by the 3D polarizing film rolling device 20.
Preferably, the levorotary substrate input A-1 is implemented using a levorotary web apparatus 4; the first basement input part A-2 outputs the first basement from the first basement device 3, and the first basement passes through the fourth guide wheel 3-1, the fifth guide wheel 3-2 and the left smooth base material to enter the first pressing roller 4-1 together for surface covering.
Preferably, the first basement recovery part A-4 peels off the first basement of the left-handed light patterned base material, and the peeled first basement passes through the second deviation rectifying roller 2-2 and the third guide wheel 2-1 and then is recovered through the basement recovery device 2;
the first substrate input part A-3 is formed by that a first substrate device 1 firstly passes through a first guide wheel 1-1, then passes through a first deviation rectifying roller 1-2 and then enters the output end position of a first asynchronous cutter mechanism 11 through a second guide wheel 1-3, and a left-handed light patterned base material with a first base stripped is transferred to the first substrate.
Preferably, the dextrorotatory substrate input B-1 is accomplished using a dextrorotatory coil apparatus 7; the second base input part B-2 outputs the second base from the second base device 8, and the second base passes through the sixth guide wheel 8-1 and the seventh guide wheel 8-2 and enters the second pressing roller 7-1 together with the right optical rotation base material for surface covering.
Preferably, the second basement recovery part B-4 peels off the second basement of the right-handed optical patterned substrate, and the peeled second basement passes through a third deviation rectifying roller 9-2 and an eighth guide wheel 9-1 and then is recovered through a basement recovery device 9;
the second substrate input part B-3 is formed by that the second substrate device 10 firstly passes through a ninth guide wheel 10-1, then passes through a fourth deviation-rectifying roller wheel 10-2, then enters the output end position of the second asynchronous cutter mechanism 6 through a tenth guide wheel 10-3, and then the right optical rotation patterned base material with the second base stripped is transferred to the second substrate.
Preferably, the distance between the working position point S3 of the cutter of the first asynchronous cutter mechanism 11 and the pressing point S1 of the third pressing roller 12 is D1, the distance between the working position point S2 of the cutter of the second asynchronous cutter mechanism 6 and the pressing point S1 of the third pressing roller 12 is D2, the distances D1 and D2 are distances along the direction of the base material, and when the base material is a straight line, the distances D1 and D2 are straight distances; when the substrate is a curve, the distances D1 and D2 are curve distances; and satisfies the relationship: the difference between the distances D1 and D2 is an integral multiple of the cut width of the substrate during patterning.
Preferably, a dust removing device 5 is further included, and the dust removing device 5 is used for removing dust from the optically-active patterned base material transferred to the second substrate.
The invention also provides another technical scheme: a method for preparing a 3D polarizing film, the method comprising the steps of:
s1, a left-handed light patterned substrate preparation step:
A-A1. the first substrate and the left-handed smooth coiled material enter a first pressing roller 4-1 together through a fourth guide wheel 3-1 and a fifth guide wheel 3-2 to be subjected to surface lamination;
A-A2, after the lamination is finished, patterning is carried out on a first asynchronous cutter mechanism 11, invalid areas are cut and removed at equal intervals, then a first substrate is peeled off at an output position, and the peeled first substrate is recovered through a second deviation rectifying roller 2-2 and a third guide wheel 2-1 through a substrate recovery device 2;
A-A3. in the first base stripping process, a first substrate enters a first asynchronous cutter mechanism 11 through a first guide wheel 1-1, a first deviation rectifying roller 1-2 and a second guide wheel 1-3;
A-A4. a first asynchronous cutter mechanism 11 transfers and prints the left-handed optical coiled material which is stripped from a first substrate and cut off at equal intervals on a first substrate and enters a third pressing roller 12;
synchronization step S2:
s2, a step of preparing a right-handed optical patterned substrate:
B-B1. the second substrate and the right optical rotation coiled material enter a first pressing roller 4-1 together through a sixth guide wheel 8-1 and a seventh guide wheel 8-2 to be subjected to surface covering;
B-B2, after the covering is finished, patterning is carried out on a second asynchronous cutter mechanism 6, invalid regions are cut and removed at equal intervals, then a second substrate is peeled off at an output position, and the peeled second substrate is recovered through a third deviation rectifying roller 9-2 and an eighth guide wheel 9-1 through a substrate recovery device 9;
B-B3. in the process of peeling the second substrate, the second substrate passes through a ninth guide wheel 10-1, a fourth deviation rectifying roller wheel 10-2 and a tenth guide wheel 10-3 and enters a second asynchronous cutter mechanism 6;
the asynchronous cutter mechanism 6B-B4. is used for pad printing the right optical rotation coiled material which is stripped from the second substrate and cut off at equal intervals on the second substrate, and then the right optical rotation coiled material enters the pressing roller 12 III through the eleven guide wheel 21;
the left optical patterned base material output by the step S3 and the right optical patterned base material output by the step S1 and the right optical patterned base material output by the step S2 synchronously enter a third pressing roller 12 for precise combination to form a polarizing layer with left and right optical rotation arranged alternately;
step S4, after the lamination is finished, peeling off the substrates with small viscosity in the substrates at the two sides of the polarization layer, and recovering the substrates through a third substrate recovery device 14;
step S5, performing breadth dispensing on the stripped surface through a dispenser 16, and simultaneously curing the stripped surface at a surface treatment mold roller 15, wherein the pressing gap is adjusted through a pressing gap transmission roller 13;
and step S6, after curing, peeling the cured film from the surface treatment die roller 15 through the peeling mechanism 18, and winding the film through the 3D polarizing film winding device 20 to complete the preparation of the whole 3D film.
The invention has the beneficial effects that:
(1) different optical rotation materials are combined in a roll-to-roll mode through an asynchronous cutter to obtain the 3D polarizing film matched with different point distances, the whole manufacturing process is simple, the appearance effect is good, and the method can be applied in batches;
(2) the roll-to-roll device and the corresponding guide roller and the corresponding rectification roller are prepared, so that the matching precision is higher, the precision of completely embedding different optical rotation materials in the same substrate is high, and the subsequent surface treatment process is facilitated.
(3) The prepared material layer is mainly a single-layer circular polarization layer and a surface anti-glare layer which are combined by different optical rotation materials, the material overlapping layer is less, the thickness is thinner, and the 3D display effect is better.
Drawings
Fig. 1 is a schematic structural view of a device for preparing a 3D polarizing film according to the present invention;
fig. 2 is a schematic structural view of a manufacturing apparatus for a 3D polarizing film according to an embodiment;
FIG. 3 is a schematic partial structure of a levorotary photobase preparation;
FIG. 4 is a schematic partial structure of a preparation of a dextrorotatory substrate.
A-1, a left-handed light base material input part; a-2, a first substrate input part; a-3, a first substrate input part; a-4, first basement recovery department;
b-1, a right-handed optically active substrate input; b-2, a second base input part; b-3, a second substrate input part; b-4, a second substrate recovery part;
1. a first substrate device; 1-1, a first guide wheel; 1-2, a first deviation rectifying roller; 1-3, a second guide wheel;
2. a substrate recovery device; 2-1, a third guide wheel; 2-2, a second deviation rectifying roller;
3. a first substrate device; 3-1, four guide wheels; 3-2, five guide wheels;
4. a left-handed light coil device; 4-1, a first pressing roller;
5. a dust removal device;
6. a second asynchronous cutter mechanism;
7. a right-handed coil device; 7-1, a second pressing roller;
8. a second substrate device; 8-1, six guide wheels; 8-2, seven guide wheels;
9. a substrate recovery device; 9-1, eight guide wheels; 9-2, a third deviation rectifying roller;
10. a second substrate device; no. 10-1, No. nine leading wheel; 10-2, a fourth deviation rectifying roller; 10-3, ten guide wheels;
11. a first asynchronous cutter mechanism; 12. a third pressing roller; 13. pressing the gap transmission roller; 14. a third substrate recovery device; 15. surface treating the mold roll; 16. a glue dispenser; 17. a curing device; 18. a peeling mechanism; 19. a 3D polarizing film; 20. a 3D polarizing film winding device; 21. no. eleven guide wheels.
Detailed Description
The first embodiment is as follows: the following describes the present embodiment with reference to fig. 2 to 4, and the apparatus for manufacturing a 3D polarizing film according to the present embodiment includes a left-handed light patterned substrate forming unit, a right-handed light patterned substrate forming unit, and a 3D polarizing film forming unit;
left-handed light patterned substrate forming part: the left-handed light base material output device comprises a left-handed light base material input part A-1, a first substrate input part A-2, a first substrate input part A-3 and a first substrate recovery part A-4, wherein the left-handed light base material output by the left-handed light base material input part A-1 and the first substrate output by the first substrate input part A-2 are subjected to roll-to-roll combination through a first pressing roller 4-1, the left-handed light base material is cut at equal intervals by a first asynchronous cutter mechanism 11 after combination, invalid areas are removed to form left-handed light patterned base materials, then the first substrate is synchronously recovered by a first substrate recovery part A-4, and the left-handed light patterned base material is asynchronously transferred to the first substrate output by the first substrate input part A-3;
right-handed rotation patterned substrate forming part: a right optical rotation base material input part B-1, a second substrate input part B-2, a second substrate input part B-3, a second substrate recovery part B-4, a second asynchronous cutter mechanism 6 and a second pressing roller 7-1; the left-handed optical base material output by the right-handed optical base material input part B-1 and the second base output by the second base input part B-2 are subjected to roll-to-roll combination through a second pressing roller 7-1, the right-handed optical base material is cut at equal intervals by a second asynchronous cutter mechanism 6 after the combination and an invalid area is removed to form a right-handed optical patterned base material, then the second base is synchronously recovered by a second base recovery part B-4, and the right-handed optical patterned base material is asynchronously transferred to the second substrate output by the second substrate input part B-3;
3D polarizing film forming section: a third pressing roller 12; the left-handed light patterned base material transferred to the first substrate and the right-handed light patterned base material transferred to the second substrate synchronously enter a third pressing roller 12, the left-handed light patterned base material and the right-handed light patterned base material are pressed with each other to form a polarizing layer which is alternately arranged in a left-handed and right-handed rotation mode, and then the substrates with small viscosity in the first substrate and the second substrate are peeled off to form the 3D polarizing film.
The measure of the left-right optical rotation alignment in the embodiment is to prepare and press the optical rotation alignment synchronously, so that the optical rotation alignment is determined when the optical rotation alignment enters the third press roller 12 and is arranged in a left-right alternating mode after entering, the alignment effect is good, and the accuracy is high.
When entering the third press roller 12, the left-handed light patterned base material carries the first substrate, the right-handed light patterned base material carries the second substrate, the four layers are pressed together, the first substrate and the second substrate have different viscosities, so that the substrates with small viscosities can be subsequently peeled off, and after peeling, the 3D polarizing film 19 is formed by dispensing the polarizing layers which are alternately arranged in a left-handed and right-handed rotation mode.
The second embodiment is as follows: the present embodiment will be described with reference to fig. 2, and further described in the present embodiment, the present embodiment further includes a nip roller 13, a substrate recovery device No. three 14, a surface treatment mold roller 15, a dispenser 16, a curing device 17, a peeling mechanism 18, and a 3D polarizing film winding device 20,
the polarizing layer with an upper layer and a lower layer of substrates output by the third pressing roller 12 is input between the pressing gap transmission roller 13 and the third substrate recovery device 14, the substrates with small viscosity are stripped by the third substrate recovery device 14, then the surface of the polarizing layer is subjected to glue dispensing and anti-dazzle treatment by the glue dispenser 16, the thickness of the gluing layer is adjusted by the pressing gap transmission roller 13, the anti-dazzle surface of the polarizing layer is cured by UV illumination of the surface treatment die roller 15 through the curing device 17 and is stripped by the stripping mechanism 18 to form a 3D polarizing film 19, and the 3D polarizing film 19 is rolled by the 3D polarizing film rolling device 20.
Different optical rotation materials are combined to form a single-layer circular polarization layer, and an anti-glare layer is formed on the surface of the single-layer circular polarization layer, so that the material lamination layer is less, the thickness is thinner, and the 3D display effect is better.
In this embodiment, the thickness of the glue is controlled within the gap range through the gap of the pressing gap driving roller 13, so as to form the anti-glare layer.
The third concrete implementation mode: the present embodiment will be described with reference to fig. 1, and the present embodiment further describes the first or second embodiment in which the left-handed optical web feeding unit a-1 is realized by a left-handed optical web device 4; the first basement input part A-2 outputs the first basement from the first basement device 3, and the first basement passes through the fourth guide wheel 3-1, the fifth guide wheel 3-2 and the left smooth base material to enter the first pressing roller 4-1 together for surface covering.
The first basement recovery part A-4 peels off the first basement of the left-handed light patterned base material, and the peeled first basement passes through the second deviation rectifying roller 2-2 and the third guide wheel 2-1 and then is recovered through the basement recovery device 2;
the first substrate input part A-3 is formed by that a first substrate device 1 firstly passes through a first guide wheel 1-1, then passes through a first deviation rectifying roller 1-2 and then enters the output end position of a first asynchronous cutter mechanism 11 through a second guide wheel 1-3, and a left-handed light patterned base material with a first base stripped is transferred to the first substrate.
The fourth concrete implementation mode: the present embodiment will be described with reference to fig. 1, and the present embodiment will be further described with reference to one or two embodiments in which the optically-right substrate carrying section B-1 is realized by an optically-right web apparatus 7; the second base input part B-2 outputs the second base from the second base device 8, and the second base passes through the sixth guide wheel 8-1 and the seventh guide wheel 8-2 and enters the second pressing roller 7-1 together with the right optical rotation base material for surface covering.
The second basement recovery part B-4 peels off the second basement of the right-handed optical rotation patterned base material, and the peeled second basement passes through a third deviation rectifying roller 9-2 and an eighth guide wheel 9-1 and then is recovered through a basement recovery device 9;
the second substrate input part B-3 is formed by that the second substrate device 10 firstly passes through a ninth guide wheel 10-1, then passes through a fourth deviation-rectifying roller wheel 10-2, then enters the output end position of the second asynchronous cutter mechanism 6 through a tenth guide wheel 10-3, and then the right optical rotation patterned base material with the second base stripped is transferred to the second substrate.
Further, the device comprises a dust removal device 5, wherein the dust removal device 5 is used for removing dust from the dextrorotation patterned base material transferred to the second substrate. And after dust removal, the film is compounded with the left-handed light patterned base material.
The fifth concrete implementation mode: the following describes the present embodiment with reference to fig. 2, and the present embodiment further describes the first embodiment, where the distance between the working position point S3 of the first asynchronous cutter mechanism 11 and the pressing point S1 of the third pressing roller 12 is D1, the distance between the working position point S2 of the second asynchronous cutter mechanism 6 and the pressing point S1 of the third pressing roller 12 is D2, the distances D1 and D2 are distances along the direction of the base material, and when the base material is a straight line, the distances D1 and D2 are straight distances; when the substrate is a curve, the distances D1 and D2 are curve distances; and satisfies the relationship: the difference between the distances D1 and D2 is an integral multiple of the cut width of the substrate during patterning.
The scheme defined by the embodiment is to align the left-handed optical patterned substrate and the right-handed optical patterned substrate, and the left-handed optical patterned substrate and the right-handed optical patterned substrate can be just alternately arranged, so that the arrangement precision is high.
The sixth specific implementation mode: the present embodiment will be described below with reference to fig. 1 to 4, and the method for manufacturing a 3D polarizing film according to the present embodiment includes the steps of:
s1, a left-handed light patterned substrate preparation step:
A-A1. the first substrate and the left-handed smooth coiled material enter a first pressing roller 4-1 together through a fourth guide wheel 3-1 and a fifth guide wheel 3-2 to be subjected to surface lamination;
A-A2, after the lamination is finished, patterning is carried out on a first asynchronous cutter mechanism 11, invalid areas are cut and removed at equal intervals, then a first substrate is peeled off at an output position, and the peeled first substrate is recovered through a second deviation rectifying roller 2-2 and a third guide wheel 2-1 through a substrate recovery device 2;
A-A3. in the first base stripping process, a first substrate enters a first asynchronous cutter mechanism 11 through a first guide wheel 1-1, a first deviation rectifying roller 1-2 and a second guide wheel 1-3;
A-A4. a first asynchronous cutter mechanism 11 transfers and prints the left-handed optical coiled material which is stripped from a first substrate and cut off at equal intervals on a first substrate and enters a third pressing roller 12;
synchronization step S2:
s2, a step of preparing a right-handed optical patterned substrate:
B-B1. the second substrate and the right optical rotation coiled material enter a first pressing roller 4-1 together through a sixth guide wheel 8-1 and a seventh guide wheel 8-2 to be subjected to surface covering;
B-B2, after the covering is finished, patterning is carried out on a second asynchronous cutter mechanism 6, invalid regions are cut and removed at equal intervals, then a second substrate is peeled off at an output position, and the peeled second substrate is recovered through a third deviation rectifying roller 9-2 and an eighth guide wheel 9-1 through a substrate recovery device 9;
B-B3. in the process of peeling the second substrate, the second substrate passes through a ninth guide wheel 10-1, a fourth deviation rectifying roller wheel 10-2 and a tenth guide wheel 10-3 and enters a second asynchronous cutter mechanism 6;
the asynchronous cutter mechanism 6B-B4. is used for pad printing the right optical rotation coiled material which is stripped from the second substrate and cut off at equal intervals on the second substrate, and then the right optical rotation coiled material enters the pressing roller 12 III through the eleven guide wheel 21;
the left optical patterned base material output by the step S3 and the right optical patterned base material output by the step S1 and the right optical patterned base material output by the step S2 synchronously enter a third pressing roller 12 for precise combination to form a polarizing layer with left and right optical rotation arranged alternately;
step S4, after the lamination is finished, peeling off the substrates with small viscosity in the substrates at the two sides of the polarization layer, and recovering the substrates through a third substrate recovery device 14;
step S5, performing breadth dispensing on the stripped surface through a dispenser 16, and simultaneously curing the stripped surface at a surface treatment mold roller 15, wherein the pressing gap is adjusted through a pressing gap transmission roller 13;
and step S6, after curing, peeling the cured film from the surface treatment die roller 15 through the peeling mechanism 18, and winding the film through the 3D polarizing film winding device 20 to complete the preparation of the whole 3D film.

Claims (9)

  1. A 3D polarizing film production apparatus comprising a left-handed light patterned substrate formation part, a right-handed light patterned substrate formation part, and a 3D polarizing film formation part;
    left-handed light patterned substrate forming part: the device comprises a left-handed light base material input part (A-1), a first base input part (A-2), a first substrate input part (A-3) and a first base recovery part (A-4), wherein the left-handed light base material output by the left-handed light base material input part (A-1) and the first base output by the first base input part (A-2) are subjected to roll-to-roll combination through a first pressing roller (4-1), the left-handed light base material is cut at equal intervals by a first asynchronous cutter mechanism (11) after combination, invalid areas are removed to form left-handed light patterned base materials, then the first base is synchronously recovered by the first base recovery part (A-4), and the left-handed light patterned base materials are asynchronously transferred to the first substrate output by the first substrate input part (A-3);
    right-handed rotation patterned substrate forming part: a right-handed rotation base material input part (B-1), a second base input part (B-2), a second substrate input part (B-3), a second base recovery part (B-4), a second asynchronous cutter mechanism (6) and a second pressing roller (7-1); the left-handed optical base material output by the right-handed optical base material input part (B-1) and the second base output by the second base input part (B-2) are subjected to roll-to-roll combination through a second pressing roller (7-1), the right-handed optical base material is cut at equal intervals by a second asynchronous cutter mechanism (6) after the combination and an invalid area is removed to form a right-handed optical patterned base material, then the second base is synchronously recovered by a second base recovery part (B-4), and the right-handed optical patterned base material is asynchronously transferred onto the second substrate output by the second substrate input part (B-3);
    3D polarizing film forming section: a third pressing roller (12); and the left-handed light patterned base material transferred to the first substrate and the right-handed light patterned base material transferred to the second substrate synchronously enter a third pressing roller (12), the left-handed light patterned base material and the right-handed light patterned base material are pressed mutually to form a polarizing layer which is alternately arranged in a left-handed and right-handed optical rotation mode, and then the substrates with small viscosity in the first substrate and the second substrate are peeled off to form the 3D polarizing film.
  2. 2. The apparatus for preparing 3D polarizing film according to claim 1, further comprising a nip drive roller (13), a substrate recovery device III (14), a surface treatment mold roller (15), a dispenser (16), a curing device (17), a peeling mechanism (18), and a 3D polarizing film take-up device (20),
    a polarizing layer with an upper substrate and a lower substrate output by a third pressing roller (12) is input between a pressing gap transmission roller (13) and a third substrate recovery device (14), the substrates with small viscosity are stripped by the third substrate recovery device (14), then glue dispensing is carried out on the surface of the polarizing layer by a glue dispenser (16) for anti-dazzle treatment, the thickness of the glue coating layer is adjusted by the pressing gap transmission roller (13), the anti-dazzle surface of the polarizing layer is solidified by UV illumination of a surface treatment die roller (15) through a solidification device (17) and is stripped by a stripping mechanism (18) to form a 3D polarizing film, and the 3D polarizing film is rolled by a 3D polarizing film rolling device (20).
  3. 3. The apparatus for preparing a 3D polarizing film according to claim 1 or 2, wherein the left-handed light base material input portion (a-1) is implemented using a left-handed light web apparatus (4); the first basement input part (A-2) outputs a first basement from the first basement device (3) and then the first basement passes through the fourth guide wheel (3-1), the fifth guide wheel (3-2) and the left smooth base material to enter the first pressing roller (4-1) together for surface covering.
  4. 4. The apparatus for preparing a 3D polarizing film according to claim 1 or 2, wherein the first substrate recycling unit (A-4) peels off the first substrate of the left-handed light patterned substrate, and the peeled first substrate passes through the second deflection roller (2-2) and the third guide roller (2-1) and is recycled by the substrate recycling unit (2);
    the first substrate input part (A-3) is formed by the first substrate device (1) passing through the first guide wheel (1-1), passing through the first deviation correcting roller wheel (1-2) and then entering the output end position of the first asynchronous cutter mechanism (11) through the second guide wheel (1-3), and the left-handed light patterned base material with the first base stripped off is transferred to the first substrate.
  5. 5. The apparatus for preparing a 3D polarizing film according to claim 1 or 2, wherein the dextrorotatory substrate input (B-1) is implemented using a dextrorotatory web apparatus (7); the second base input part (B-2) outputs the second base from the second base device (8) to enter a second pressing roller (7-1) together with the right optical rotation base material for surface covering through a sixth guide wheel (8-1) and a seventh guide wheel (8-2).
  6. 6. The apparatus for preparing a 3D polarizing film according to claim 1 or 2, wherein the second substrate recovery unit (B-4) peels off the second substrate of the dextrorotatory patterned substrate, and the peeled second substrate passes through a third deflection roller (9-2) and an eighth guide roller (9-1) and then is recovered by the substrate recovery unit (9);
    the second substrate input part (B-3) is formed by that a second substrate device (10) firstly passes through a ninth guide wheel (10-1), then passes through a fourth deviation-rectifying roller wheel (10-2) and then enters the output end position of a second asynchronous cutter mechanism (6) through a tenth guide wheel (10-3), and the right optical rotation patterned base material after the second substrate is peeled off is transferred to a second substrate.
  7. 7. The apparatus for preparing 3D polarization film according to claim 6, wherein the distance between the working position point S3 of the first asynchronous cutter mechanism (11) and the pressing point S1 of the third pressing roller (12) is D1, the distance between the working position point S2 of the second asynchronous cutter mechanism (6) and the pressing point S1 of the third pressing roller (12) is D2, the distances D1 and D2 are distances along the base material, and when the base material is a straight line, the distances D1 and D2 are straight distances; when the substrate is a curve, the distances D1 and D2 are curve distances; and satisfies the relationship: the difference between the distances D1 and D2 is an integral multiple of the cut width of the substrate during patterning.
  8. 8. The apparatus for preparing a 3D polarizing film according to claim 6, further comprising a dust removing device (5), wherein the dust removing device (5) is used for removing dust from the optically-right patterned base material transferred to the No. two substrate.
  9. A method for preparing a 3D polarizing film, comprising the steps of:
    s1, a left-handed light patterned substrate preparation step:
    A-A1, a first substrate and a left-handed smooth coiled material enter a first pressing roller (4-1) together through a fourth guide wheel (3-1) and a fifth guide wheel (3-2) to be subjected to surface covering;
    A-A2, after the lamination is finished, patterning is carried out on a first asynchronous cutter mechanism (11), invalid areas are cut and removed at equal intervals, then a first substrate is peeled off at an output position, and the peeled first substrate is recovered through a substrate recovery device (2) through a second deviation rectifying roller (2-2) and a third guide wheel (2-1);
    A-A3. in the first base stripping process, a first substrate enters a first asynchronous cutter mechanism (11) through a first guide wheel (1-1), a first deviation rectifying roller (1-2) and a second guide wheel (1-3);
    A-A4. a first asynchronous cutter mechanism (11) pad prints the left-handed optical coiled material which is stripped from a first substrate and cut off at equal intervals on a first substrate and enters a third pressing roller (12);
    synchronization step S2:
    s2, a step of preparing a right-handed optical patterned substrate:
    B-B1. the second substrate and the right optical rotation coiled material enter a first pressing roller (4-1) together for surface covering through a sixth guide wheel (8-1) and a seventh guide wheel (8-2);
    B-B2, after the covering is finished, patterning is carried out on a second asynchronous cutter mechanism (6), invalid areas are cut and removed at equal intervals, then a second substrate is peeled off at an output position, and the peeled second substrate is recovered through a substrate recovery device (9) by a third deviation rectifying roller (9-2) and an eighth guide wheel (9-1);
    B-B3. in the process of peeling the second substrate, the second substrate enters a second asynchronous cutter mechanism (6) through a ninth guide wheel (10-1), a fourth deviation rectifying roller wheel (10-2) and a tenth guide wheel (10-3);
    a No. B-B4. asynchronous cutter mechanism (6) transfers and prints the right optical rotation coiled material which is peeled off from the No. B substrate and cut off at equal intervals on the No. B substrate, and then the right optical rotation coiled material enters a No. three pressing roller (12) through an No. eleven guide wheel (21);
    the left optical rotation patterned base material output by the step S3 and the right optical rotation patterned base material output by the step S1 and the right optical rotation patterned base material output by the step S2 synchronously enter a third pressing roller (12) for precise combination to form a polarization layer with left and right optical rotation arranged alternately;
    step S4, after the lamination is finished, peeling off the substrates with small viscosity in the substrates at the two sides of the polarization layer, and recovering the substrates through a third substrate recovery device (14);
    s5, performing breadth dispensing on the stripped surface through a dispenser (16), and simultaneously curing the stripped surface at a surface treatment mold roller (15), wherein the pressing gap is adjusted through a pressing gap transmission roller (13);
    and step S6, after curing, peeling the cured film from the surface treatment die roller (15) through a peeling mechanism (18), and winding the film through a 3D polarizing film winding device (20) to finish the preparation of the whole 3D film.
CN202111461842.3A 2021-12-02 2021-12-02 Preparation device and method of 3D polarizing film Active CN114153076B (en)

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1461262A (en) * 2000-09-20 2003-12-10 柯尼格及包尔公开股份有限公司 Printing unit
TW200641487A (en) * 2005-03-23 2006-12-01 Nitto Denko Corp Process for producing optical film, and image display apparatus making use of the optical film produced by the process
CN101104329A (en) * 2006-07-12 2008-01-16 日东电工株式会社 Method for producing multilayer laminated film
CN103389534A (en) * 2012-05-08 2013-11-13 香港科技大学 Polarization converter and polarization conversion system
CN103941322A (en) * 2014-04-10 2014-07-23 合肥京东方光电科技有限公司 Method for manufacturing phase difference plate
CN203919955U (en) * 2014-06-10 2014-11-05 日东电工株式会社 Base material film stripping off device and polarizing film producing device
JP2015044637A (en) * 2013-08-27 2015-03-12 サトーホールディングス株式会社 Guide roller of thermal transfer ink ribbon in slitter, and method of guiding thermal transfer ink ribbon by guide roller in slitter
WO2015085751A1 (en) * 2013-12-10 2015-06-18 京东方科技集团股份有限公司 Optical thin film laminate for organic electroluminesecent display, manufacturing method thereof, organic electroluminesecent display and display device
CN108169836A (en) * 2018-01-11 2018-06-15 宁波维真显示科技股份有限公司 3D light polarizing films and its preparation method and application and include its 3D display device and display system
CN108802886A (en) * 2018-06-15 2018-11-13 孙莹 Polarisation Stereogram and preparation method thereof, 3DLED and preparation method thereof

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1461262A (en) * 2000-09-20 2003-12-10 柯尼格及包尔公开股份有限公司 Printing unit
TW200641487A (en) * 2005-03-23 2006-12-01 Nitto Denko Corp Process for producing optical film, and image display apparatus making use of the optical film produced by the process
CN101104329A (en) * 2006-07-12 2008-01-16 日东电工株式会社 Method for producing multilayer laminated film
CN103389534A (en) * 2012-05-08 2013-11-13 香港科技大学 Polarization converter and polarization conversion system
JP2015044637A (en) * 2013-08-27 2015-03-12 サトーホールディングス株式会社 Guide roller of thermal transfer ink ribbon in slitter, and method of guiding thermal transfer ink ribbon by guide roller in slitter
WO2015085751A1 (en) * 2013-12-10 2015-06-18 京东方科技集团股份有限公司 Optical thin film laminate for organic electroluminesecent display, manufacturing method thereof, organic electroluminesecent display and display device
CN103941322A (en) * 2014-04-10 2014-07-23 合肥京东方光电科技有限公司 Method for manufacturing phase difference plate
WO2015154370A1 (en) * 2014-04-10 2015-10-15 京东方科技集团股份有限公司 Manufacturing method for pattern retarder
CN203919955U (en) * 2014-06-10 2014-11-05 日东电工株式会社 Base material film stripping off device and polarizing film producing device
CN108169836A (en) * 2018-01-11 2018-06-15 宁波维真显示科技股份有限公司 3D light polarizing films and its preparation method and application and include its 3D display device and display system
CN108802886A (en) * 2018-06-15 2018-11-13 孙莹 Polarisation Stereogram and preparation method thereof, 3DLED and preparation method thereof

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