CN112631009B - Manufacturing method of LED liquid crystal display screen - Google Patents
Manufacturing method of LED liquid crystal display screen Download PDFInfo
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- CN112631009B CN112631009B CN202011544517.9A CN202011544517A CN112631009B CN 112631009 B CN112631009 B CN 112631009B CN 202011544517 A CN202011544517 A CN 202011544517A CN 112631009 B CN112631009 B CN 112631009B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 87
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000004804 winding Methods 0.000 claims abstract description 37
- 238000005520 cutting process Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 15
- 210000002489 tectorial membrane Anatomy 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 239000007888 film coating Substances 0.000 description 3
- 238000009501 film coating Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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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
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mathematical Physics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to a manufacturing method of an LED liquid crystal display screen, which comprises a workbench, a fixing device, a winding device, a moving device and a winding device, wherein the fixing device is arranged at the center of the top of the workbench, the winding device is arranged at the top of the workbench and positioned at the left side of the fixing device, the winding device is arranged at the top of the workbench and positioned at the right side of the fixing device, and the moving device is arranged at the top of the workbench and positioned above the fixing device. The film and the LED liquid crystal display screen can not generate bubbles, so that the qualification rate of mechanical film covering is improved.
Description
Technical Field
The invention relates to the field of LED display screens, in particular to a manufacturing method of an LED liquid crystal display screen.
Background
An LED display screen (LED display) is a flat panel display, which is composed of small LED module panels and is used for displaying various information such as characters, images, videos and the like. The LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news distribution, stock exchange and the like, can meet the requirements of different environments, can realize conversion among different forms of multiple information presentation modes, can be used indoors and outdoors, and has incomparable advantages compared with other display screens. It relies on bright intensity height, work power consumption less, the voltage demand is low, equipment is small and exquisite convenient, service life is long, shock-resistant stable, anti external disturbance strong characteristics, and the rapid development is and wide application in each field, and curved surface liquid crystal display adopts flexible plastics's display screen, mainly realizes through the OLED panel, compares straight face screen, and curved surface screen elasticity is better, and is difficult broken, has reduced the wearing and tearing probability of screen.
However, the LED liquid crystal display screen in the current market has the following problems in the process of laminating: a. traditional LED display screen is carrying out the in-process of tectorial membrane, because the structural constraint of LED display screen, the LED display screen is carrying out the in-process of tectorial membrane, produces the microbubble easily for film and the unable smooth laminating of display screen, thereby make the qualification rate of tectorial membrane reduce. b. Traditional LED display screen is carrying out the in-process of tectorial membrane, because the structural constraint of LED display screen, curved surface liquid crystal display needs the face of tectorial membrane to be the curved surface, when being to LED liquid crystal display tectorial membrane, unable accurate letting film and LED liquid crystal display cover completely, can lead to crooked condition to produce to make the tectorial membrane efficiency of machinery reduce.
Disclosure of Invention
In order to solve the above problems, the present invention provides a method for manufacturing an LED liquid crystal display panel, which can solve the problems mentioned in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a manufacturing method of an LED liquid crystal display screen specifically comprises the following steps:
s1, fixing: firstly, placing an LED liquid crystal display screen to be coated on a fixing device, and limiting and fixing the LED liquid crystal display screen through the fixing device;
s2, coating: after the step of S1 is completed, firstly, straightening the film to be covered by the arranged winding device and the winding device, and then covering the film on the LED liquid crystal display screen by the arranged moving device;
s3, blanking: after the step of S2 is completed, taking out the LED liquid crystal display screen with the attached film;
the LED liquid crystal display screen manufacturing method adopts LED liquid crystal display screen manufacturing equipment to manufacture the LED liquid crystal display screen, the LED liquid crystal display screen manufacturing equipment comprises a workbench, a fixing device, a winding device, a moving device and a winding device, the fixing device is arranged at the center of the top of the workbench, the winding device is arranged at the top of the workbench and positioned on the left side of the fixing device, the winding device is arranged at the top of the workbench and positioned on the right side of the fixing device, and the moving device is arranged at the top of the workbench and positioned above the fixing device;
the fixing device comprises a support, an electric push rod, square long blocks, cutting blades, vertical fixing frames, extension plates, telescopic rods, clamping blocks, rectangular bulges, a two-way threaded rod, a guide rod, a supporting plate and a driving motor, the support is installed at the center of the top of the workbench, the top of the support is in a concave arc shape, a rubber pad is fixedly installed at the top of the support, the electric push rods are symmetrically installed at the tops of the left and right ends of the support, the square long blocks are installed at the top of the electric push rod, the cutting blades are installed at the top of the square long blocks, sliding grooves are symmetrically formed in the left and right sides of the top of the workbench, the vertical fixing frames are arranged in the two groups of sliding grooves, the extension plates are symmetrically and fixedly installed at the front and back of opposite surfaces of the two groups of vertical fixing frames, the telescopic rods are fixedly installed at the opposite surfaces of the two groups of extension plates, the clamping blocks are fixedly installed at the tail ends of the telescopic rods, and the opposite surfaces of the two groups of vertical fixing frames are fixedly installed with the rectangular bulges between the two groups of extension plates, the lower sides of the rear ends of the two groups of vertical fixing frames are connected through a bidirectional threaded rod, the lower sides of the front ends of the vertical fixing frames are connected through guide rods, a supporting plate is fixedly arranged at the top of the workbench and positioned outside the two groups of vertical fixing frames, the bidirectional threaded rod penetrates through the side walls of the two groups of vertical fixing frames and is connected with the supporting plate, one end of the bidirectional threaded rod penetrates through one supporting plate and is fixedly connected with an output shaft of a driving motor, and the guide rods penetrate through the side walls of the two groups of vertical fixing frames and are connected with the side walls of the supporting plates;
the moving device comprises supporting rods, a fixed plate, a sliding plate, a moving frame, limiting rods, a rolling frame, a first telescopic spring rod, a vertical plate, a pressing plate and a moving rod, wherein the supporting rods are fixedly arranged at the top of the workbench and close to four corners of the support, the fixed plate is arranged at the tops of four groups of supporting rods, a sliding groove is formed in the center of the bottom of the fixed plate, the sliding plate is arranged in the sliding groove, the moving frame is arranged in the middle of the right side of the sliding plate, the limiting rods are symmetrically and fixedly arranged on the front side and the back side of the left side of the bottom of the sliding plate, the rolling frame is arranged on the right side of the bottom of the sliding plate, a first circular through hole is formed in the lower ends of two groups of limiting rods, the first telescopic spring rod is fixedly arranged between the two groups of limiting rods at the bottom of the sliding plate, the vertical plate is fixedly arranged at the bottom of the first telescopic spring rod, and a second circular through hole is formed in the lower end of the vertical plate from front to back, the pressure flat plate is installed to the bottom of vertical board, and the bottom of pressure flat plate is the arc form, is provided with the carriage release lever in circular through-hole and the circular through-hole No. two.
As a preferred technical scheme of the invention, the winding device comprises vertical plates, rotating shafts, rotating rollers and rotating round rods, the vertical plates are symmetrically and fixedly arranged on the top of the workbench and positioned on the front side and the rear side of the left side of the fixing device, two groups of rotating shafts are sequentially erected between the two groups of vertical plates from top to bottom, the rotating rollers are sleeved outside the two groups of rotating shafts, the rotating round rods are also erected between the two groups of vertical plates, and the two ends of each rotating round rod are rotatably connected with the side walls of the corresponding vertical plate.
As a preferred technical scheme, the moving frame comprises a screw rod, a circular ring block, a nut, a first gear, a first motor, a cylindrical rod and a second gear, the screw rod is arranged in the middle of the right side of the sliding plate, one end of the screw rod penetrates through the side wall of the fixing plate and extends outwards, the circular ring block is sleeved on the outer side of the screw rod and is installed at the right end of the fixing plate, the nut is further arranged on the outer side of the screw rod and is connected with the circular ring block through a linear bearing, the first gear is installed on the outer side of the nut, the first motor is arranged on the front side of the nut, the first motor is installed at the right end of the fixing plate, the right side of the first motor is fixedly connected with the cylindrical rod, the second gear is fixedly installed at one end of the cylindrical rod, and the first gear is in meshing transmission with the second gear.
According to a preferred technical scheme, the rolling frame comprises square plates, two telescopic spring rods, fixing blocks, fixing rods, clamping blocks, a roller shell and a cylindrical roller, the square plates are symmetrically and fixedly installed on the front side and the rear side of the right side of the bottom of the sliding plate, three circular through holes are formed in the lower ends of the two groups of square plates, the two telescopic spring rods are fixedly installed on the bottom of the sliding plate and located between the two groups of square plates, the fixing blocks are installed on the bottom of the two telescopic spring rods, four circular through holes are formed in the lower ends of the fixing blocks from front to back, the three circular through holes are connected with the four circular through holes through the fixing rods, limiting grooves are symmetrically formed in the front side and the rear side of the side wall of the upper end of each fixing rod, the clamping blocks are installed in the limiting grooves, the roller shell is fixedly installed on the bottom of the fixing blocks, and the cylindrical roller is installed in the roller shell.
According to a preferred technical scheme, the first electromagnets are uniformly arranged at two ends of the moving rod, the two groups of limiting rods are opposite and are symmetrically provided with placing grooves at the upper side and the lower side of the moving rod, the outer side of the moving rod is provided with a circular block, the middle of the circular block is provided with a first circular groove, the circular block is provided with a second electromagnet at the position of the first circular groove, one end of the circular block is symmetrically provided with a circular rod up and down, and the circular rod is arranged in the placing grooves.
As a preferable technical scheme, the winding device comprises a driven gear, an L-shaped plate, a second motor and an incomplete gear, a vertical plate, a rotating shaft, a rotating roller and a rotating round rod which have the same structure as those of the winding device are arranged in the winding device, one end of the rotating round rod penetrates through the side wall of the vertical plate and extends outwards, the driven gear is sleeved outside the rotating round rod, the L-shaped plate is installed on the outer side wall of the vertical plate, the second motor is installed in the middle of the vertical end of the L-shaped plate, the incomplete gear is fixedly installed on an output shaft of the second motor, and the incomplete gear is in meshing transmission with the driven gear.
As a preferable technical scheme of the invention, the front end and the rear end of the bottom of the roller shell are provided with cutting blades which are detachable.
The invention has the beneficial effects that:
1. according to the invention, through the matching of the workbench, the fixing device, the winding device, the moving device and the winding device, the LED liquid crystal display screen needing film coating is firstly placed on the fixing device, the LED liquid crystal display screen is limited and fixed through the fixing device, after the limiting and fixing, the film is straightened through the winding device and the winding device, then the LED liquid crystal display screen is coated with the film through the arranged moving device, and the film is rolled simultaneously, so that the film and the LED liquid crystal display screen cannot generate bubbles, and the qualification rate of the mechanical film coating is improved.
2. According to the invention, through the arranged rolling frame, after the fixing device is used for limiting and fixing the LED liquid crystal display screen, the clamping block is pulled out at the moment, the clamping block is not in a locking state, the fixing rod is pulled out at the moment, the fixing rod is not used for limiting the fixing block, the cylindrical roller is contacted with the LED liquid crystal display screen under the action of the second telescopic spring rod, and when the moving frame pushes the sliding plate to move to coat the LED liquid crystal display screen, the cylindrical roller rolls the film on the LED liquid crystal display screen at the moment, so that bubbles are prevented from being generated.
3. According to the invention, the film to be covered is in a straightening state through the winding device and the winding device, the size of the film is larger than that of the LED liquid crystal display screen to be coated, and finally the film can be cut according to the size of the LED liquid crystal display screen through the arranged cutting blade and the cutting blade, so that the film can completely cover the LED liquid crystal display screen, and the mechanical coating efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 3 in accordance with the present invention;
FIG. 8 is an enlarged view of a portion of the invention at M of FIG. 5;
fig. 9 is an enlarged view of a portion of the invention at N in fig. 6.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 9, a method for manufacturing an LED liquid crystal display panel specifically includes the following steps:
s1, fixing: firstly, placing an LED liquid crystal display screen to be coated on a fixing device 2, and limiting and fixing the LED liquid crystal display screen through the fixing device 2;
s2, coating: after the step of S1 is completed, firstly, straightening the film to be covered by the arranged winding device 3 and the winding device 5, and then covering the film on the LED liquid crystal display screen by the arranged moving device 4;
s3, blanking: after the step of S2 is completed, taking out the LED liquid crystal display screen with the attached film;
the LED liquid crystal display manufacturing method adopts LED liquid crystal display manufacturing equipment to manufacture the LED liquid crystal display, the LED liquid crystal display manufacturing equipment comprises a workbench 1, a fixing device 2, a winding device 3, a moving device 4 and a winding device 5, the fixing device 2 is arranged at the center of the top of the workbench 1, the winding device 3 is arranged at the top of the workbench 1 and on the left side of the fixing device 2, the winding device 5 is arranged at the top of the workbench 1 and on the right side of the fixing device 2, and the moving device 4 is arranged at the top of the workbench 1 and above the fixing device 2;
the fixing device 2 comprises a support 20, an electric push rod 21, a square long block 22, a cutting blade 23, a vertical fixing frame 24, an extending plate 25, a telescopic rod 26, a clamping block 27, a rectangular bulge 28, a two-way threaded rod 29, a guide rod 2a, a support plate 2b and a driving motor 2c, the support 20 is installed at the center of the top of the workbench 1, the top of the support 20 is in a concave arc shape, a rubber pad is fixedly installed at the top of the support 20, the electric push rod 21 is symmetrically installed at the tops of the left end and the right end of the support 20, the square long block 22 is installed at the top of the electric push rod 21, the cutting blade 23 is installed at the top of the square long block 22, sliding grooves are symmetrically formed in the left side and the right side of the top of the workbench 1, the vertical fixing frame 24 is arranged in two groups of the sliding grooves, the extending plate 25 is fixedly installed at the front side and the back side of the opposite surface of the two groups of the vertical fixing frame 24, the telescopic rod 26 is fixedly installed at the opposite surface of the two groups of the extending plate 25, the tail end of the telescopic rod 26 is fixedly provided with a clamping block 27, rectangular bulges 28 are fixedly arranged on the opposite surfaces of the two groups of vertical fixing frames 24 and between the two groups of telescopic plates, the lower sides of the rear ends of the two groups of vertical fixing frames 24 are connected through a bidirectional threaded rod 29, the lower sides of the front ends of the vertical fixing frames 24 are connected through a guide rod 2a, a supporting plate 2b is fixedly arranged at the top of the workbench 1 and outside the two groups of vertical fixing frames 24, the bidirectional threaded rod 29 penetrates through the side walls of the two groups of vertical fixing frames 24 to be connected with the supporting plate 2b, one end of the bidirectional threaded rod 29 penetrates through one supporting plate 2b and is fixedly connected with an output shaft of the driving motor 2c, and the guide rod 2a penetrates through the side walls of the two groups of vertical fixing frames 24 to be connected with the side walls of the supporting plates 2 b;
on support 20 is placed at first to the LED liquid crystal display who will carry out the tectorial membrane, the rubber pad through setting up plays the guard action to LED liquid crystal display, start driving motor 2c this moment, driving motor 2c rotates, thereby it rotates to drive two-way threaded rod 29, two sets of perpendicular mount 24 moves in opposite directions under the effect of guide bar 2a, perpendicular mount 24 drives and stretches out board 25 and carry out the inward movement, thereby drive the protruding 28 inward movement of rectangle, when the protruding 28 contacts LED liquid crystal display's of rectangle left and right sides both ends, two sets of telescopic link 26 open this moment, telescopic link 26 promotes and presss from both sides tight piece 27 and carries out the opposite directions motion, thereby it is spacing to carry out both ends around LED liquid crystal display, make LED liquid crystal display be in support 20 directly over, make mobile device 4 when carrying out the tectorial membrane, can not take place the slope.
The winding device 3 comprises vertical plates 31, rotating shafts 32, rotating rollers 33 and rotating round rods 34, the vertical plates 31 are symmetrically and fixedly arranged at the top of the workbench 1 and positioned on the front side and the rear side of the left side of the fixing device 2, two groups of rotating shafts 32 are sequentially erected between the two groups of vertical plates 31 from top to bottom, the rotating rollers 33 are sleeved outside the two groups of rotating shafts 32, the rotating round rods 34 are also erected between the two groups of vertical plates, and the two ends of each rotating round rod 34 are rotatably connected with the side walls of the corresponding vertical plate 31;
the wound film is first placed on the rotating round bar 34, one end of the film is passed through the two sets of rotating rollers 33, and the film to be covered is straightened by the engagement of the take-up device 5.
The moving device 4 comprises supporting rods 41, a fixed plate 42, sliding plates 43, moving frames 44, limiting rods 45, rolling frames 46, first telescopic spring rods 47, vertical plates 48, pressing plates 49 and moving rods 40, the supporting rods 41 are fixedly installed at four corners of the top of the workbench 1 close to the support 20, the fixed plates 42 are installed at the tops of four groups of supporting rods 41, a sliding groove is formed in the center of the bottom of the fixed plate 42, the sliding plates 43 are arranged in the sliding groove, the moving frames 44 are arranged in the middle of the right side of the sliding plates 43, the limiting rods 45 are symmetrically and fixedly installed on the front side and the rear side of the left side of the bottom of the sliding plates 43, the rolling frames 46 are arranged on the right side of the bottom of the sliding plates 43, first circular through holes are formed in the lower ends of the two groups of limiting rods 45, and the first telescopic spring rods 47 are fixedly installed between the two groups of limiting rods 45 at the bottom of the sliding plates 43, a vertical plate 48 is fixedly arranged at the bottom of the first telescopic spring rod 47, a second circular through hole is formed in the lower end of the vertical plate 48 from front to back, a pressing plate 49 is arranged at the bottom of the vertical plate 48, the bottom of the pressing plate 49 is arc-shaped, and moving rods 40 are arranged in the first circular through hole and the second circular through hole;
after the fixing device 2 is used for limiting and fixing the LED liquid crystal display screen to be coated, the moving rod 40 is pulled out at the moment, the moving rod 40 is not used for limiting the pressing plate 49, the pressing plate 49 is always contacted with the LED liquid crystal display screen under the action of the first telescopic spring rod 47 at the moment, the moving frame 44 is started at the moment, the moving frame 44 drives the sliding plate 43 to move left and right in the sliding groove, so that the sliding plate 43 drives the pressing plate 49 to move, the LED liquid crystal display screen is coated with a film, and the rolling frame 46 is driven to move at the same time, so that the rolling frame 46 rolls the coated LED liquid crystal display screen to prevent bubbles;
the movable frame 44 comprises a screw rod 441, a circular ring block 442, a nut 443, a first gear 444, a first motor 445, a cylindrical rod 446 and a second gear 447, the screw rod 441 is arranged in the middle of the right side of the sliding plate 43, one end of the screw rod 441 penetrates through the side wall of the fixing plate 42 and extends outwards, the circular ring block 442 is sleeved outside the screw rod 441, the circular ring block 442 is installed at the right end of the fixing plate 42, the nut 443 is further arranged outside the screw rod 441, the nut 443 is connected with the circular ring block 442 through a linear bearing, the first gear 444 is installed outside the nut 443, the first motor 445 is arranged on the front side of the nut 443, the first motor 445 is installed at the right end of the fixing plate 42, the right side of the first motor 445 is fixedly connected with the cylindrical rod 446, the second gear 447 is fixedly installed at one end of the cylindrical rod 446, and the first gear 444 and the second gear 447 are in meshing transmission;
when the first motor 445 is started, the first motor 445 drives the second gear 447 to rotate, the second gear 447 drives the first gear 444 to rotate, the nut 443 is driven to rotate under the action of the first gear 444, and the screw rod 441 moves leftwards at the moment, so that the sliding plate 43 is driven to move leftwards, and the LED liquid crystal display screen is coated with films;
the roller frame 46 comprises square plates 461, two telescopic spring rods 462, fixed blocks 463, fixed rods 464, clamping blocks 465, a roller shell 466 and cylindrical rollers 467, the square plates 461 are symmetrically and fixedly installed on the front side and the rear side of the right side of the bottom of the sliding plate 43, three circular through holes are formed in the lower ends of the two groups of square plates 461, the two telescopic spring rods 462 are fixedly installed at the bottom of the sliding plate 43 and positioned between the two groups of square plates 461, the fixed blocks 463 are installed at the bottom of the two telescopic spring rods 462, four circular through holes are formed in the lower ends of the fixed blocks 463 from front to rear, the three circular through holes are connected with the four circular through holes through the fixed rods 464, limiting grooves are symmetrically formed in the front side and the rear side of the side wall of the upper end of the fixed rods 464, the clamping blocks 465 are installed in the limiting grooves, the roller shell 466 is fixedly installed at the bottoms of the fixed blocks 463, and the cylindrical rollers 467 are installed in the roller shell 466;
after the fixing device 2 carries out limiting and fixing on the LED liquid crystal display screen, the clamping block 465 is pulled out at the moment, the clamping block 465 is not in a locking state, the fixing rod 464 is pulled out at the moment, the fixing rod 464 is not limiting on the fixing block 463, the cylindrical roller 467 is in contact with the LED liquid crystal display screen under the action of the second telescopic spring rod 462, when the movable frame 44 pushes the sliding plate 43 to move to coat the LED liquid crystal display screen, the cylindrical roller 467 rolls a film on the LED liquid crystal display screen at the moment, and bubbles are prevented from being generated;
the two ends of the moving rod 40 are uniformly provided with a first electromagnet 401, the two groups of limiting rods 45 are opposite and are symmetrically provided with placing grooves at the upper side and the lower side of the moving rod 40, the outer side of the moving rod 40 is provided with a circular block 402, the middle part of the circular block 402 is provided with a first circular groove, the circular block 402 is provided with a second electromagnet 403 at the position of the first circular groove, one end of the circular block 402 is symmetrically provided with a circular rod 404 at the upper side and the lower side, and the circular rod 404 is positioned in the placing grooves;
when the LED liquid crystal display screen is not coated with the film, the moving rod 40 penetrates through the first round through hole and the second round through hole, the round rod 404 on the round block 402 is placed in the placing groove, the electromagnet is powered on, the moving rod 40 is located in the first round groove formed in the middle of the round block 402, and therefore the pressing plate 49 is limited;
the front end and the rear end of the bottom of the roller shell 466 are provided with cutting blades 46a, and the cutting blades 46a are detachable;
while the moving frame 44 drives the rolling frame 46 to move, the stretched film is cut by a cutting blade 46a provided at the bottom of the drum.
The winding device 5 comprises a driven gear 51, an L-shaped plate 52, a second motor 53 and an incomplete gear 54, and the winding device 5 is internally provided with a vertical upright plate 31, a rotating shaft 32, a rotating roller 33 and a rotating round rod 34 which have the same structure as the winding device 3; one end of the rotating round rod 34 penetrates through the side wall of the vertical plate 31 to extend outwards, a driven gear 51 is sleeved outside the rotating round rod 34, an L-shaped plate 52 is installed on the outer side wall of the vertical plate 31, a second motor 53 is installed in the middle of the vertical end of the L-shaped plate 52, an incomplete gear 54 is fixedly installed on an output shaft of the second motor 53, and the incomplete gear 54 and the driven gear 51 are in meshing transmission;
when carrying out the tectorial membrane to LED liquid crystal display, start No. two motors 53 this moment, No. two motors 53 drive incomplete gear 54 and rotate, and incomplete gear 54 drives driven gear 51 and rotates to it rotates to drive rotation round bar 34, makes the membrane that cuts out roll up on rotating round bar 34.
When the film covering device works specifically, firstly, an LED liquid crystal display screen needing film covering is placed on a support 20, then a driving motor 2c is started, a rectangular bulge 28 limits the left end and the right end of the LED liquid crystal display screen, at the moment, two groups of telescopic rods 26 are opened, the front end and the rear end of the LED liquid crystal display screen are limited, the LED liquid crystal display screen is positioned right above the support 20, a wound film is placed on a rotating round rod 34, the film to be covered is in a straightening state through the matching of a rolling device 5, at the moment, a movable rod 40 is pulled out, the movable rod 40 does not limit a pressing plate 49, at the moment, the pressing plate 49 is always contacted with the LED liquid crystal display screen under the action of a telescopic spring rod 47, at the moment, an electric push rod 21 on the right side moves upwards, a cutting blade 23 on the right side cuts the film, at the moment, a motor 445 is started, thereby moving the sliding plate 43 leftward, so that the sliding plate 43 moves the pressing plate 49, thereby laminating the LED liquid crystal display screen, simultaneously, the clamping block 465 is pulled out, the clamping block 465 is not in a locking state any more, at the moment, the fixing rod 464 is pulled out, the fixing rod 464 does not limit the fixing block 463, so that the cylindrical roller 467 is contacted with the LED liquid crystal display screen, so that the cylindrical roller 467 rolls the film on the LED liquid crystal display screen to prevent the generation of bubbles, the front and rear ends of the tensioned film are cut by the cutting blade 46a provided at the bottom of the drum, when the moving frame 44 finishes the film coating of the LED liquid crystal display screen, the electric push rod 21 at the left side is started, so that the left cutting blade 23 cuts the film, and the second motor 53 is started at this time, so that the rotating circular bar 34 rotates, and the cut film is wound on the rotating circular bar 34.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A manufacturing method of an LED liquid crystal display screen is characterized in that: the manufacturing method of the LED liquid crystal display screen specifically comprises the following steps:
s1, fixing: firstly, placing an LED liquid crystal display screen to be coated on a fixing device (2), and limiting and fixing the LED liquid crystal display screen through the fixing device (2);
s2, coating: after the step of S1 is completed, firstly, straightening the film to be covered by the arranged winding device (3) and the winding device (5), and then covering the film on the LED liquid crystal display screen by the arranged moving device (4);
s3, blanking: after the step of S2 is completed, taking out the LED liquid crystal display screen with the attached film;
the LED liquid crystal display manufacturing method adopts LED liquid crystal display manufacturing equipment to manufacture the LED liquid crystal display, the LED liquid crystal display manufacturing equipment comprises a workbench (1), a fixing device (2), a winding device (3), a moving device (4) and a winding device (5), the fixing device (2) is arranged at the center of the top of the workbench (1), the winding device (3) is arranged at the top of the workbench (1) and positioned on the left side of the fixing device (2), the winding device (5) is arranged at the top of the workbench (1) and positioned on the right side of the fixing device (2), and the moving device (4) is arranged at the top of the workbench (1) and positioned above the fixing device (2);
the fixing device (2) comprises a support (20), an electric push rod (21), a square long block (22), a cutting blade (23), a vertical fixing frame (24), an extension plate (25), a telescopic rod (26), a clamping block (27), a rectangular bulge (28), a bidirectional threaded rod (29), a guide rod (2 a), a support plate (2 b) and a driving motor (2 c), wherein the support (20) is installed at the center of the top of the workbench (1), the top of the support (20) is in a concave arc shape, a rubber pad is fixedly installed at the top of the support (20), the electric push rod (21) is symmetrically installed at the tops of the left end and the right end of the support (20), the square long block (22) is installed at the top of the electric push rod (21), the cutting blade (23) is installed at the top of the square long block (22), sliding grooves are symmetrically formed at the left side and the right side of the top of the workbench (1), vertical fixing frames (24) are arranged in the two groups of sliding grooves, extension plates (25) are symmetrically and fixedly arranged on the front side and the rear side of opposite surfaces of the two groups of vertical fixing frames (24), telescopic rods (26) are fixedly arranged on the opposite surfaces of the two groups of extension plates (25), clamping blocks (27) are fixedly arranged at the tail ends of the telescopic rods (26), rectangular bulges (28) are fixedly arranged on the opposite surfaces of the two groups of vertical fixing frames (24) and between the two groups of extension plates, the lower sides of the rear ends of the two groups of vertical fixing frames (24) are connected through a bidirectional threaded rod (29), the lower sides of the front ends of the vertical fixing frames (24) are connected through guide rods (2 a), a supporting plate (2 b) is fixedly arranged at the top of the workbench (1) and positioned on the outer side of the two groups of vertical fixing frames (24), and the bidirectional threaded rod (29) penetrates through the side walls of the two groups of vertical fixing frames (24) to be connected with the supporting plate (2 b), one end of the bidirectional threaded rod (29) penetrates through one of the support plates (2 b) and is fixedly connected with an output shaft of the driving motor (2 c), and the guide rod (2 a) penetrates through the side walls of the two groups of vertical fixing frames (24) and is connected with the side wall of the support plate (2 b); the LED liquid crystal display that will carry out the tectorial membrane is placed on support (20), play the guard action to LED liquid crystal display through the rubber pad that sets up, this moment start driving motor (2 c), driving motor (2 c) rotate, thereby drive two-way threaded rod (29) and rotate, two sets of vertical fixing frame (24) move in opposite directions under the effect of guide bar (2 a), vertical fixing frame (24) drive and stretch out board (25) and carry out the inward movement, thereby drive rectangle arch (28) inward movement, when rectangle arch (28) contact LED liquid crystal display's the left and right sides both ends, these moment two sets of telescopic link (26) open, telescopic link (26) promote to press from both sides tight piece (27) and carry out the opposite directions motion, thereby carry out spacingly to LED liquid crystal display's front and back both ends, make LED liquid crystal display be in support (20) directly over, make mobile device (4) when carrying out the tectorial membrane, the inclination can not occur;
the moving device (4) comprises supporting rods (41), fixing plates (42), sliding plates (43), moving frames (44), limiting rods (45), rolling frames (46), a first telescopic spring rod (47), a vertical plate (48), a pressing plate (49) and moving rods (40), wherein the supporting rods (41) are fixedly mounted at the top of the workbench (1) and close to four corners of the support (20), the fixing plates (42) are mounted at the tops of the four groups of supporting rods (41), a sliding groove is formed in the center of the bottom of the fixing plate (42), a sliding plate (43) is arranged in the sliding groove, the moving frames (44) are arranged in the middle of the right side of the sliding plate (43), the limiting rods (45) are symmetrically and fixedly mounted at the front side and the rear side of the left side of the bottom of the sliding plate (43), the rolling frames (46) are arranged at the right side of the bottom of the sliding plate (43), and first round through holes are formed in the lower ends of the two groups of the limiting rods (45), a first telescopic spring rod (47) is fixedly installed between the two groups of limiting rods (45) at the bottom of the sliding plate (43), a vertical plate (48) is fixedly installed at the bottom of the first telescopic spring rod (47), a second circular through hole is formed in the lower end of the vertical plate (48) from front to back, a pressing plate (49) is installed at the bottom of the vertical plate (48), the bottom of the pressing plate (49) is arc-shaped, and moving rods (40) are arranged in the first circular through hole and the second circular through hole; the movable rod (40) is pulled out, the movable rod (40) does not limit the pressing plate (49), the pressing plate (49) is always contacted with the LED liquid crystal display under the action of the first telescopic spring rod (47), the movable frame (44) is started at the moment, the movable frame (44) drives the sliding plate (43) to move left and right in the sliding groove, so that the sliding plate (43) drives the pressing plate (49) to move, the LED liquid crystal display is coated with a film, and the rolling frame (46) is driven to move at the same time, so that the rolling frame (46) rolls the coated LED liquid crystal display to prevent bubbles;
the movable frame (44) comprises a screw rod (441), a circular ring block (442), a nut (443), a first gear (444), a first motor (445), a cylindrical rod (446) and a second gear (447), the screw rod (441) is arranged in the middle of the right side of the sliding plate (43), one end of the screw rod (441) penetrates through the side wall of the fixing plate (42) and extends outwards, the circular ring block (442) is sleeved outside the screw rod (441), the circular ring block (442) is installed at the right end of the fixing plate (42), a nut (443) is further arranged outside the screw rod (441), the nut (443) is connected with the circular ring block (442) through a linear bearing, the first gear (444) is installed outside the nut (443), the first motor (445) is arranged on the front side of the nut (443), the first motor (445) is installed at the right end of the fixing plate (42), the right side of the first motor (445) is fixedly connected with the cylindrical rod (446), one end of the cylindrical rod (446) is fixedly provided with a second gear (447), and the first gear (444) and the second gear (447) are in meshing transmission;
the rolling frame (46) comprises square plates (461), two telescopic spring rods (462), fixed blocks (463), fixing rods (464), clamping blocks (465), a roller shell (466) and a cylindrical roller (467), the square plates (461) are symmetrically and fixedly installed on the front side and the rear side of the right side of the bottom of the sliding plate (43), three circular through holes are formed in the lower ends of the two groups of square plates (461), the two telescopic spring rods (462) are fixedly installed between the bottom of the sliding plate (43) and the two groups of square plates (461), the fixed block (463) is installed at the bottom of the two telescopic spring rods (462), four circular through holes are formed in the lower ends of the fixed blocks (463) from front to rear, the three circular through holes are connected with the four circular through holes through the fixing rods (464), limiting grooves are symmetrically formed in the front side and the rear side of the side wall of the upper end of the fixing rod (464), and the clamping blocks (465) are installed in the limiting grooves, and the bottom of the fixed block (463) is fixedly provided with a roller shell (466), and a cylindrical roller (467) is arranged in the roller shell (466).
2. The method of manufacturing an LED liquid crystal display panel according to claim 1, wherein: coiling mechanism (3) including perpendicular riser (31), axis of rotation (32), live-rollers (33) and rotation round bar (34), workstation (1) top and be located the left side of fixing device (2) around bilateral symmetry fixed mounting have perpendicular riser (31), erect two sets of axis of rotation (32) from top to bottom in proper order between two sets of perpendicular risers (31), two sets of axis of rotation (32) overcoat is equipped with live-rollers (33), still erect between two sets of risers and rotate round bar (34), the both ends of rotation round bar (34) and the lateral wall of perpendicular riser (31) rotate and connect.
3. The method of manufacturing an LED liquid crystal display panel according to claim 1, wherein: the two ends of the moving rod (40) are uniformly provided with one electromagnet (401), the two groups of limiting rods (45) are arranged on the back of the body and are symmetrically located on the upper side and the lower side of the moving rod (40), a placing groove is formed in the two sides of the moving rod (40), a circular block (402) is arranged on the outer side of the moving rod (40), a circular groove is formed in the middle of the circular block (402), the circular block (402) is located at the position of the circular groove and is provided with two electromagnets (403), one end of the circular block (402) is symmetrically arranged up and down, the circular rod (404) is located in the placing groove.
4. The method of manufacturing an LED liquid crystal display panel according to claim 2, wherein: coiling mechanism (5) include driven gear (51), L shaped plate (52), No. two motor (53) and incomplete gear (54), coiling mechanism (5) in be provided with winding device (3) in the vertical riser (31) of looks isostructure, axis of rotation (32), live-rollers (33) and rotation round bar (34), and the lateral wall that runs through vertical riser (31) of the one end of rotating round bar (34) outwards extends, it is equipped with driven gear (51) to rotate round bar (34) overcoat, L shaped plate (52) are installed to the lateral wall of vertical riser (31), the vertical end mid-mounting of L shaped plate (52) has No. two motor (53), No. two motor (53) output shaft fixed mounting has incomplete gear (54), incomplete gear (54) and driven gear (51) meshing transmission.
5. The method of manufacturing an LED liquid crystal display panel according to claim 1, wherein: the front end and the rear end of the bottom of the roller shell (466) are provided with cutting blades (46 a), and the cutting blades (46 a) are detachable.
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| CN109665140A (en) * | 2017-10-13 | 2019-04-23 | 昆山维信诺科技有限公司 | Equipment for coating film |
| CN109624293A (en) * | 2018-12-25 | 2019-04-16 | 滁州晨润工贸有限公司 | A kind of film covering device for refrigerator display panel |
| CN211033166U (en) * | 2019-08-01 | 2020-07-17 | 江苏洪门实业有限公司 | Smooth ya keli board tectorial membrane device in surface |
| CN210970250U (en) * | 2019-09-25 | 2020-07-10 | 江苏吉福新材料股份有限公司 | Mute light UV laminating machine for decorative board processing |
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| CN111791475B (en) * | 2020-07-24 | 2021-12-21 | 深圳视唯达科技有限公司 | Curved surface liquid crystal display surface treatment system |
| CN112034642B (en) * | 2020-09-18 | 2023-05-16 | 深圳市高展光电有限公司 | Film coating tool for LCD panel of TFT-LCD display screen |
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Effective date of registration: 20220719 Address after: 422000 Building 8, intelligent terminal Industrial Park, Baima Avenue, Shuangqing District, Shaoyang City, Hunan Province Applicant after: Hunan Xingyue Technology Co.,Ltd. Address before: 210048 Jiangsu city of Nanjing Province along the Yangtze River Industrial Development Zone geguan Road No. 625 Applicant before: Yang Min |
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Denomination of invention: A manufacturing method for LED liquid crystal display screens Granted publication date: 20220809 Pledgee: Bank of China Limited Shaoyang Branch Pledgor: Hunan Xingyue Technology Co.,Ltd. Registration number: Y2024980010058 |