CN114527590A - Assembling and laminating equipment for liquid crystal display panel and backlight module - Google Patents
Assembling and laminating equipment for liquid crystal display panel and backlight module Download PDFInfo
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- CN114527590A CN114527590A CN202210201273.7A CN202210201273A CN114527590A CN 114527590 A CN114527590 A CN 114527590A CN 202210201273 A CN202210201273 A CN 202210201273A CN 114527590 A CN114527590 A CN 114527590A
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- frame
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- backlight module
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0204—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to the edges of essentially flat articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/04—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material to opposite sides of the work
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
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- Physics & Mathematics (AREA)
- 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)
- Liquid Crystal (AREA)
Abstract
The invention relates to an assembling and laminating device of a liquid crystal display panel and a backlight module, which comprises an assembling substrate, a conveying device arranged on the assembling substrate, a placing device placed on the conveying device, a gluing device arranged on the assembling substrate and an adsorption clamping device arranged on the assembling substrate and used for adsorbing and conveying the liquid crystal display panel. The invention can solve the following problems in the fitting and assembling process of the existing backlight module and the display panel, namely, when the display screens with different specifications are assembled, the backlight module needs to be positioned by using a clamp with the corresponding specification, the application range is small, and the manufacturing cost of the display screen is increased; secondly, need paint along the orbit of frame when working to backlight unit frame rubber coating, paint and consume time long, influence the efficiency of display screen equipment.
Description
Technical Field
The invention relates to the technical field of display screen processing, in particular to assembling and laminating equipment for a liquid crystal display panel and a backlight module.
Background
The liquid crystal display panel does not give out light by itself, need rely on the light source that backlight unit provided to come normal display, current display screen is by backlight unit, place backlight unit's frame and set up the liquid crystal display panel on the frame and constitute, liquid crystal display panel passes through the frame laminating equipment of glue solution and backlight unit, assemble the back between the two and provide irradiant even surface light for liquid crystal display panel through backlight unit, scribble the glue solution on the frame and make backlight unit and liquid crystal display panel play critical effect to the equipment of display screen.
However, the problems that the existing backlight module and the display panel are attached and assembled in the first step, when the display screens with different specifications are assembled, the backlight module needs to be positioned by using a clamp with the corresponding specification, the application range is small, and the manufacturing cost of the display screen is increased; secondly, need paint along the orbit of frame when working to backlight unit frame rubber coating, paint and consume time long, influence the efficiency of display screen equipment.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme: an assembling and laminating device for a liquid crystal display panel and a backlight module comprises an assembling substrate, a conveying device, a placing device, a gluing device and an adsorption clamping device, wherein the conveying device is arranged on the assembling substrate and used for conveying the backlight module, the placing device is placed on the conveying device and used for placing the backlight module, the gluing device is arranged on the assembling substrate, the adsorption clamping device is arranged on the assembling substrate and used for adsorbing and conveying the liquid crystal display panel, and the adsorption clamping device is positioned on the rear side of the gluing device;
the conveying device comprises conveying supports arranged on the assembly substrate, conveying rollers are uniformly arranged between the inner walls of the conveying supports, and all the conveying rollers are provided with linkage chain wheels which are connected with a driving mechanism, and the driving mechanism is fixed on the assembly substrate;
the placing device comprises a placing frame which is placed on the conveying device and used for placing the backlight module, an adjusting cavity is formed in the placing frame, an adjusting groove communicated with the adjusting cavity is formed in the placing frame, an adjusting fixture block is arranged in the adjusting groove, an adjusting spring rod is arranged between the adjusting fixture block and the inner wall of the adjusting groove, and an adjusting mechanism used for controlling the adjusting fixture block is arranged in the adjusting cavity;
the rubber coating device is including setting up the rubber coating support frame on the equipment base plate, a motor is installed through the motor cabinet to the lower extreme of rubber coating support frame, install the rubber coating backup pad on the output shaft of a motor, the regulation spout has been seted up to both ends symmetry around the rubber coating backup pad, be provided with the regulation carriage in the regulation spout, install the two-way telescopic cylinder in the rubber coating backup pad, the both ends of two-way telescopic cylinder are connected on adjusting the carriage, be equipped with control mechanism on adjusting the carriage, control mechanism's lower extreme is provided with the execution rubber coating mechanism, the lower extreme of rubber coating backup pad is provided with the operation mechanism.
The adjusting mechanism comprises an adjusting rotating block arranged on the inner wall of the adjusting cavity through a bearing, an adjusting control rod is arranged between the adjusting rotating block and the adjusting clamping block through a pin shaft, the bottom of the placing frame is provided with a threaded hole, a threaded rod is arranged in the threaded hole, a cross groove is formed in the adjusting rotating block, and a cross which is in sliding fit with the cross groove is arranged on the threaded rod.
Furthermore, the driving mechanism comprises a driving motor installed on the assembly substrate, a driving chain wheel is arranged on the driving motor, a driven chain wheel is arranged on the assembly substrate, the driving chain wheel is connected with the driven chain wheel through a driving chain, and a linkage chain for driving the linkage chain wheel is arranged on the driving chain.
Further, control mechanism includes and installs the No. two motors on the rubber coating support frame through the motor cabinet, install the control cam on the output shaft of No. two motors, the control lift hole has evenly been seted up on the rubber coating support frame, the downthehole slip of control lift is provided with the control crane, the upper end of control crane is connected on the control plectane, the control plectane supports and leans on the outer wall of control cam, the control regulation hole has been seted up on the regulation carriage, be provided with the control alignment jig through the sliding fit mode in the control alignment hole, the lower extreme of control alignment jig is connected on carrying out rubber coating mechanism, be provided with control spring between control alignment jig and the rubber coating support frame, the upper end of control alignment jig supports and leans on the control crane.
Further, carry out rubber coating mechanism including installing the rubber coating frame on the control alignment jig, the lower extreme of rubber coating frame has been seted up out gluey mouth, set up the control flume with play gluey mouth intercommunication on the lateral wall of rubber coating frame, it is provided with the control closure to slide in the control flume, be provided with sealing spring between the outer wall of control closure and rubber coating frame, be provided with the control band on the control closure, the upper end of control band links to each other with the outer wall of adjusting the carriage, be provided with seal chamber on the rubber coating frame, link to each other through the air vent between seal chamber and the rubber coating frame, the line hole has been seted up on the seal chamber, line hole department's cover is equipped with annular sealing plug, be provided with the piston board through the spring on seal chamber's the inner wall, be connected with the stay cord on the piston board, the stay cord passes annular sealing plug and connects on adjusting the carriage.
Further, the operation mechanism is seted up the operation hole in the rubber coating frame left and right sides including the symmetry, the downthehole slip of operation is provided with the operation slide bar, the operation slide bar is located one of rubber coating frame inboard and serves and be provided with operation jam piece, the operation slide bar is kept away from one of operation jam piece and is served and be provided with the operation sliding block, the cover is equipped with buffer spring between the outer wall of operation sliding block and rubber coating frame, the operation sliding block passes through sliding fit mode and connects in the operation backup pad, No. three motors are installed through the motor cabinet to the lower extreme of rubber coating backup pad, install drive gear on the output shaft of No. three motors, drive gear's front and back both ends all have meshed the drive rack board, the drive rack board is fixed in the operation backup pad.
Further, adsorb clamping device including fixing the absorption support frame on the equipment base plate, be provided with on the absorption support frame and remove elevating system, remove elevating system's lower extreme and install the absorption frame, evenly seted up flexible groove along its circumference on the lateral wall of absorption frame, it is provided with flexible alignment jig to slide in the flexible groove, be provided with the sucking disc on the flexible alignment jig, install No. five motors through the motor cabinet on the inner wall of absorption frame, install the thread disc on the output shaft of No. five motors, link to each other through the thread engagement mode between flexible alignment jig and the thread disc, be provided with the platform of placing that is used for placing liquid crystal display panel on the equipment base plate.
Furthermore, the movable lifting mechanism comprises a movable motor which is installed on the adsorption support frame through a motor base, an output shaft of the movable motor is connected with one end of a movable lead screw through a coupler, the other end of the movable lead screw is installed on the adsorption support frame through a bearing, a movable block is arranged on the movable lead screw, a lifting cylinder is installed at the lower end of the movable block, and the lower end of the lifting cylinder is arranged on the adsorption frame.
Furthermore, a limiting sliding groove is formed in the conveying support, and a limiting sliding block in sliding fit with the limiting sliding groove is formed in the placing frame.
Further, the lower extreme of rubber coating support frame is provided with annular chute, and annular chute's cross-section is T style of calligraphy structure, is provided with T type carriage through sliding fit mode in the annular chute, and the lower extreme of T type carriage is fixed in the rubber coating backup pad.
(II) advantageous effects
1. The invention solves the following problems in the process of fitting and assembling the existing backlight module and the display panel, namely, when the display screens with different specifications are assembled, the backlight module needs to be positioned by using a clamp with the corresponding specification, the application range is small, and the manufacturing cost of the display screen is increased; secondly, need paint along the orbit of frame when gluing the operation to backlight unit frame, paint and consume long time, influence the efficiency of display screen equipment.
2. The placing device designed by the invention can effectively position different backlight modules, can avoid the situation that the placing positions of the backlight modules with different specifications are inclined in the operation, improves the application range of the placing device and reduces the cost.
3. The glue spreading device designed by the invention can adjust the length of the glue outlet according to the length of the frame of the backlight module, so that the lengths of the glue outlet and the frame are uniform, two end surfaces of the frame can be spread with glue at a time, the glue spreading speed is improved, the spreading time is saved, and the display screen forming efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the placement device of the present invention;
FIG. 3 is a schematic structural diagram of the assembled substrate and the glue spreading device according to the present invention;
FIG. 4 is a cross-sectional view of the gluing device of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of the structure between the glue coating frame and the glue coating mechanism of the present invention
Fig. 7 is a cross-sectional view of the suction holding device of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 7, an assembling and bonding apparatus for a liquid crystal display panel and a backlight module includes an assembling substrate 1, a conveying device 2 disposed on the assembling substrate 1, a placing device 3 disposed on the conveying device 2, a glue spreading device 4 disposed on the assembling substrate 1, and an adsorbing and clamping device 5 disposed on the assembling substrate 1 for adsorbing and conveying the liquid crystal display panel, wherein the adsorbing and clamping device 5 is located at the rear side of the glue spreading device 4;
on placing conveyor 2 with backlight unit, drive backlight unit on conveyor 2 through conveyor 2 and remove to the position department that gluing device 4 worked, gluing device 4 paints the frame of backlight unit with the glue solution that has prepared, and then conveyor 2 continues to drive backlight unit and removes to the position department that adsorbs clamping device 5 work, adsorbs clamping device 5 and adsorbs the liquid crystal display panel to laminate the frame of backlight unit with the adsorbed liquid crystal display panel.
The placing device 3 comprises a placing frame 31 placed on the conveying device 2 and used for placing the backlight module, an adjusting cavity is formed in the placing frame 31, an adjusting groove communicated with the adjusting cavity is formed in the placing frame 31, an adjusting fixture block 32 is arranged in the adjusting groove, an adjusting spring rod 33 is arranged between the adjusting fixture block 32 and the inner wall of the adjusting groove, and an adjusting mechanism 34 used for controlling the adjusting fixture block 32 is arranged in the adjusting cavity;
the adjusting mechanism 34 comprises an adjusting rotating block 341 arranged on the inner wall of the adjusting cavity through a bearing, an adjusting control rod 342 is arranged between the adjusting rotating block 341 and the adjusting clamping block 32 through a pin shaft, a threaded hole is formed in the bottom of the placing frame 31, a threaded rod 343 is arranged in the threaded hole, a cross groove is formed in the adjusting rotating block 341, and a cross 344 in sliding fit with the cross groove is arranged on the threaded rod 343.
The backlight module specification control threaded rod 343 which is attached and assembled as required rotates, the threaded rod 343 drives the adjusting rotating block 341 to adjust the angle through the mutual matching between the cross 344 and the cross groove in the rotating process, the adjusting rotating block 341 drives the adjusting control rod 342 to synchronously adjust while adjusting and rotating the angle, and the adjusting control rod 342 drives the adjusting clamping block 32 to move in the adjusting groove in the operation process, so that the function of effective positioning for different backlight modules can be met, the situation that the placing positions of the backlight modules with different specifications are inclined in the operation can be avoided, and the application range of the backlight module is expanded.
The conveying device 2 comprises conveying supports 21 arranged on the assembly substrate 1, conveying rollers 22 are uniformly arranged between the inner walls of the conveying supports 21, linkage chain wheels 23 are arranged on the conveying rollers 22, the linkage chain wheels 23 are connected with a driving mechanism, and the driving mechanism is fixed on the assembly substrate 1;
the conveying support 21 is provided with a limiting sliding groove, and the placing frame 31 is provided with a limiting sliding block in sliding fit with the limiting sliding groove.
The driving mechanism comprises a driving motor installed on the assembly substrate 1, a driving chain wheel 242 is arranged on the driving motor, a driven chain wheel 243 is arranged on the assembly substrate 1, the driving chain wheel 242 is connected with the driven chain wheel 243 through a driving chain 244, and a linkage chain for driving the linkage chain wheel 23 is arranged on the driving chain 244.
With adjusted place frame 31 place on conveying roller 22, and make in the spacing spout is inserted to spacing slider, then start driving motor, driving motor drives drive sprocket 242 in the operation and rotates, drive sprocket 242 drives drive chain 244 at the pivoted in-process through and driven sprocket 243 between the cooperation and carries out cyclic motion, drive chain 244 drives the linkage chain at the in-process of motion and carries out synchronous motion, the linkage chain drives linkage sprocket 23 at the in-process of motion and rotates, thereby control conveying roller 22 rotates in step, conveying roller 22's surface is provided with the rubber strip, conveying roller 22 drives at the pivoted in-process and places frame 31 and move.
The gluing device 4 comprises a gluing support frame 41 arranged on the assembly substrate 1, a motor 42 is installed at the lower end of the gluing support frame 41 through a motor base, a gluing support plate 43 is installed on an output shaft of the motor 42, adjusting sliding grooves are symmetrically formed in the front end and the rear end of the gluing support plate 43, an adjusting sliding frame 44 is arranged in the adjusting sliding grooves, a bidirectional telescopic cylinder 45 is installed on the gluing support plate 43, two ends of the bidirectional telescopic cylinder 45 are connected onto the adjusting sliding frame 44, a control mechanism 46 is arranged on the adjusting sliding frame 44, an execution gluing mechanism 47 is arranged at the lower end of the control mechanism 46, and an operation mechanism 48 is arranged at the lower end of the gluing support plate 43.
The lower end of the gluing support frame 41 is provided with an annular sliding groove 411, the section of the annular sliding groove 411 is of a T-shaped structure, a T-shaped sliding frame 412 is arranged in the annular sliding groove 411 in a sliding fit mode, and the lower end of the T-shaped sliding frame 412 is fixed on the gluing support plate 43.
When the conveying device 2 drives the backlight module on the placing frame 31 to move to the working position of the gluing device 4, the working mechanism 48 starts to work, the working state of the glue coating mechanism 47 is adjusted and executed according to the width of the frame of the backlight module, so that the glue coating range meets the specification of the frame of the backlight module, then the control mechanism 46 controls the execution gluing mechanism 47 to glue the front side and the rear side of the upper end surface of the frame of the backlight module, then, the first motor 42 is started to drive the gluing support plate 43 to perform angle adjustment, so that the execution gluing mechanism 47 is adjusted to a position where gluing can be performed on the left side and the right side of the upper end surface of the backlight module frame, the operation mechanism 48 works to adjust the gluing range of the execution gluing mechanism 47, so that the execution gluing mechanism 47 can glue the glue solution on the backlight module frame, meanwhile, the glue solution can be prevented from being smeared and overlapped, and the situation that the glue solution overflows when the backlight module is attached to the liquid crystal display panel is caused.
The operation mechanism 48 comprises operation holes symmetrically formed in the left side and the right side of the gluing frame 471, an operation sliding rod 481 is arranged in each operation hole in a sliding mode, an operation blocking block 482 is arranged at one end, located on the inner side of the gluing frame 471, of the operation sliding rod 481, an operation sliding block 483 is arranged at one end, far away from the operation blocking block 482, of the operation sliding rod 481, a buffer spring 484 is sleeved between the operation sliding block 483 and the outer wall of the gluing frame 471, the operation sliding block 483 is connected to the operation supporting plate 485 in a sliding fit mode, a third motor 486 is mounted at the lower end of the gluing supporting plate 43 through a motor base, a driving gear 487 is mounted on an output shaft of the third motor 486, driving rack plates 488 are meshed at the front end and the rear end of the driving gear 487, the driving rack plates 488 are fixed to the operation supporting plate 485, and the upper end faces of the driving rack plates 488 are connected with the lower end faces of the gluing supporting plate 43 in a sliding mode.
Starting a bidirectional telescopic cylinder 45 according to the width of a frame of the backlight module, driving an adjusting sliding frame 44 to adjust by the bidirectional telescopic cylinder 45 in the working process, synchronously driving a gluing frame 471 to adjust to a proper working position in the movement process of the adjusting sliding frame 44, synchronously enabling a working sliding block 483 to slide on a working supporting plate 485 in the movement process of the gluing frame 471, enabling a glue outlet of the gluing frame 471 to be positioned at a position right above the frame of the backlight module, then starting a third motor 486 according to the length of the frame of the backlight module, controlling a driving gear 487 to rotate in the working process by the third motor 486, driving two driving rack plates 488 to move oppositely in the rotating process by the driving gear 487, driving the working supporting plate 488 to drive the working supporting plate 485 to adjust synchronously in the working process, driving the working blocking block 482 to adjust by the working sliding rod 481, the storage volume of the glue solution in the gluing frame 471 is adjusted through the movement of the operation plugging blocks 482, the length of a glue outlet between the two operation plugging blocks 482 is equal to the length direction of the frame of the backlight module, then the control mechanism 46 is started, and the control mechanism 46 controls the execution gluing mechanism 47 to work, so that the glue solution is smeared on the frame of the backlight module from the gluing opening.
The control mechanism 46 comprises a second motor 461 installed on the gluing support frame 41 through a motor base, a control cam 462 is installed on an output shaft of the second motor 461, a control lifting hole is evenly formed in the gluing support frame 41, a control lifting frame 466 is arranged in the control lifting hole in a sliding mode, a lifting spring is arranged between the control lifting frame 466 and the gluing support frame 41, the upper end of the control lifting frame 466 is connected to a control circular plate 465, the control circular plate 465 abuts against the outer wall of the control cam 462, a control adjusting hole is formed in the adjusting sliding frame 44, a control adjusting frame 463 is arranged in the control adjusting hole in a sliding fit mode, the lower end of the control adjusting frame 463 is connected to the execution gluing mechanism 47, a control spring 464 is arranged between the control adjusting frame 463 and the gluing support frame 41, and the upper end of the control adjusting frame 463 abuts against the control lifting frame 466.
The glue coating executing mechanism 47 comprises a glue coating frame 471 installed on a control adjusting frame 463, a glue outlet is formed in the lower end of the glue coating frame 471, a control groove communicated with the glue outlet is formed in the side wall of the glue coating frame 471, a control sealing plate 472 is slidably arranged in the control groove, a sealing spring 473 is arranged between the control sealing plate 472 and the outer wall of the glue coating frame 471, a control belt 474 is arranged on the control sealing plate 472, the upper end of the control belt 474 is connected with the outer wall of an adjusting sliding frame 44, a sealing cavity 475 is arranged on the glue coating frame 471, the sealing cavity 475 is connected with the glue coating frame 471 through a vent hole, a line passing hole is formed in the sealing cavity 475, a ring-shaped sealing plug is sleeved at the line passing hole, a piston plate 477 is arranged on the inner wall of the sealing cavity 475 through a spring, a pull rope 478 is connected onto the piston plate 477, and the pull rope 478 passes through the ring-shaped sealing plug 476 and is connected onto the adjusting sliding frame 44.
When the backlight module frame is coated with glue, the second motor 461 is started, the second motor 461 drives the control cam 462 to rotate, the control cam 462 changes the contact position with the control circular plate 465 when rotating, the lifting spring drives the control lifting frame 466 to move from top to bottom in the process, the lifting spring rod extrudes the control adjusting frame 463 in the moving process, the control adjusting frame 463 is extruded to drive the coating frame 471 to move from top to bottom, so that the glue outlet on the coating frame 471 moves to the position close to the backlight module frame, the coating frame 471 pulls the control sealing plate 472 to adjust through the control belt 474 in the moving process, so that the control sealing plate 472 is adjusted to the position which does not influence the discharge of the glue from the glue outlet, and in order to smoothly discharge the glue from the glue outlet, the piston plate 477 is pulled to move from top to bottom through the pull rope 478 in the downward moving process of the coating frame 471, the piston plate 477 injects air in the sealed cavity 475 into the gluing frame 471 during movement, glue solution is smoothly applied to the frame of the backlight module from the glue outlet by increasing air pressure in the gluing frame 471, then the second motor 461 stops rotating the gluing frame 471 to reset, then the first motor 42 is started to drive the gluing support plate 43 to adjust the angle, and the steps are repeated to perform gluing treatment on the other two upper end faces of the frame of the backlight module.
Adsorb clamping device 5 including fixing the adsorption support frame 51 on equipment base plate 1, be provided with on the adsorption support frame 51 and remove elevating system 52, adsorption frame 53 is installed to the lower extreme that removes elevating system 52, the flexible groove has evenly been seted up along its circumference on adsorption frame 53's the lateral wall, it is provided with flexible alignment jig 54 to slide in the flexible groove, be provided with sucking disc 55 on the flexible alignment jig 54, install No. five motor 56 through the motor cabinet on adsorption frame 53's the inner wall, install screw disc 57 on No. five motor 56's the output shaft, link to each other through the thread engagement mode between flexible alignment jig 54 and the screw disc 57, be provided with the platform 58 of placing that is used for placing liquid crystal display panel on the equipment base plate 1.
The movable lifting mechanism 52 comprises a movable motor 521 mounted on the adsorption support frame 51 through a motor base, an output shaft of the movable motor 521 is connected with one end of a movable lead screw 522 through a coupler, the other end of the movable lead screw 522 is mounted on the adsorption support frame 51 through a bearing, a movable block 523 is arranged on the movable lead screw 522, a lifting cylinder 524 is mounted at the lower end of the movable block 523, the lower end of the lifting cylinder 524 is arranged on the adsorption frame 53, a suction cup 55 is externally connected with a vacuum suction pump, and the suction cup is controlled by the vacuum suction pump to perform adsorption operation.
The conveying device 2 drives the backlight module passing through the glue coating opening to move backwards to a proper position, so that the adsorption clamping device 5 can smoothly attach the liquid crystal display panel to a frame of the backlight module, the adsorption clamping device 5 enables the suction disc 55 on the adsorption frame 53 to adsorb the liquid crystal display panel on the placing table 58 through the matching between the moving motor 521 and the lifting cylinder 524 in operation, when the liquid crystal display panels of different specifications are adsorbed, in order to enable the adsorbed liquid crystal display panel to be more stable, the fifth motor 56 is started to drive the threaded disc 57 to rotate, the threaded disc 57 drives the telescopic adjusting frame 54 to perform position adjustment in a threaded transmission mode in the rotating process, so that the suction disc 55 on the telescopic adjusting frame 54 can adsorb the liquid crystal display panel at a proper position, after the liquid crystal display panel is adsorbed, the lifting cylinder 524 is started to drive the liquid crystal display panel to upwards adjust to a proper position, then, the moving motor 521 is started to drive the moving screw 522 to rotate, the moving screw 522 drives the moving block 523 to move to a proper working position in the rotating process, then the lifting cylinder 524 is started to attach the adsorbed display panel to the frame of the backlight module, the adsorption clamping device 5 resets, and the conveying device 2 drives the assembled and attached backlight module to move with the display panel.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The equipment for assembling and attaching the liquid crystal display panel and the backlight module comprises an assembling substrate (1), a conveying device (2) arranged on the assembling substrate (1) and used for conveying the backlight module, a placing device (3) placed on the conveying device (2) and used for placing the backlight module, a gluing device (4) arranged on the assembling substrate (1) and an adsorption clamping device (5) arranged on the assembling substrate (1) and used for adsorbing and conveying the liquid crystal display panel, and is characterized in that the conveying device is a vacuum pump; the adsorption clamping device (5) is positioned at the rear side of the gluing device (4);
the conveying device (2) comprises conveying supports (21) arranged on the assembly substrate (1), conveying rollers (22) are uniformly arranged between the inner walls of the conveying supports (21), linkage chain wheels (23) are arranged on the conveying rollers (22), the linkage chain wheels (23) are connected with a driving mechanism, and the driving mechanism is fixed on the assembly substrate (1);
the placing device (3) comprises a placing frame (31) placed on the conveying device (2) and used for placing the backlight module, an adjusting cavity is formed in the placing frame (31), an adjusting groove communicated with the adjusting cavity is formed in the placing frame (31), an adjusting clamping block (32) is arranged in the adjusting groove, an adjusting spring rod (33) is arranged between the adjusting clamping block (32) and the inner wall of the adjusting groove, and an adjusting mechanism (34) used for controlling the adjusting clamping block (32) is arranged in the adjusting cavity;
the gluing device (4) comprises a gluing support frame (41) arranged on the assembly substrate (1), the lower end of the gluing support frame (41) is provided with a first motor (42) through a motor base, a gluing support plate (43) is arranged on an output shaft of the first motor (42), adjusting sliding grooves are symmetrically formed in the front end and the rear end of the gluing support plate (43), an adjusting sliding frame (44) is arranged in the adjusting sliding groove, a bidirectional telescopic cylinder (45) is arranged on the gluing supporting plate (43), two ends of the bidirectional telescopic cylinder (45) are connected to the adjusting sliding frame (44), a control mechanism (46) is arranged on the adjusting sliding frame (44), an executing gluing mechanism (47) is arranged at the lower end of the control mechanism (46), the lower end of the gluing support plate (43) is provided with an operating mechanism (48).
2. The assembling and attaching device of the LCD panel and the backlight module as claimed in claim 1, wherein the adjusting mechanism (34) comprises an adjusting rotating block (341) disposed on an inner wall of the adjusting cavity through a bearing, an adjusting control rod (342) is disposed between the adjusting rotating block (341) and the adjusting clamping block (32) through a pin, a threaded hole is formed in a bottom of the placing frame (31), a threaded rod (343) is disposed in the threaded hole, a cross-shaped groove is formed in the adjusting rotating block (341), and a cross (344) slidably engaged with the cross-shaped groove is disposed on the threaded rod (343).
3. The assembling and attaching apparatus of a liquid crystal display panel and a backlight module according to claim 1, wherein the control mechanism (46) comprises a second motor (461) installed on the glue spreading support frame (41) through a motor base, a control cam (462) is installed on an output shaft of the second motor (461), a control lifting hole is uniformly formed on the glue spreading support frame (41), a control lifting frame (466) is slidably disposed in the control lifting hole, an upper end of the control lifting frame (466) is connected to a control circular plate (465), the control circular plate (465) abuts against an outer wall of the control cam (462), a control adjusting hole is formed on the adjusting carriage (44), a control adjusting frame (463) is disposed in the control adjusting hole in a sliding fit manner, and a lower end of the control adjusting frame (463) is connected to the glue spreading executing mechanism (47), a control spring (464) is arranged between the control adjusting frame (463) and the gluing support frame (41), and the upper end of the control adjusting frame (463) is abutted against the control lifting frame (466).
4. The assembling and attaching device of the LCD panel and the backlight module according to claim 3, wherein the glue applying mechanism (47) comprises a glue applying frame (471) installed on the control adjusting frame (463), a glue outlet is formed at the lower end of the glue applying frame (471), a control slot communicated with the glue outlet is formed on the side wall of the glue applying frame (471), a control closing plate (472) is slidably arranged in the control slot, a closing spring (473) is arranged between the control closing plate (472) and the outer wall of the glue applying frame (471), a control belt (474) is arranged on the control closing plate (472), the upper end of the control belt (474) is connected with the outer wall of the adjusting carriage (44), a sealing cavity (475) is arranged on the glue applying frame (471), and the sealing cavity (475) is connected with the glue applying frame (471) through a vent hole, seted up on seal chamber body (475) and crossed the line hole, it is equipped with annular sealing plug (476) to cross line hole department cover, be provided with piston plate (477) through the spring on the inner wall of seal chamber body (475), be connected with stay cord (478) on piston plate (477), stay cord (478) pass annular sealing plug (476) are connected adjust on carriage (44).
5. The assembling and attaching device of the liquid crystal display panel and the backlight module according to claim 4, wherein the operation mechanism (48) comprises operation holes symmetrically formed in the left side and the right side of the gluing frame (471), an operation sliding rod (481) is slidably disposed in the operation holes, an operation plugging block (482) is disposed at one end of the operation sliding rod (481) located at the inner side of the gluing frame (471), an operation sliding block (483) is disposed at one end of the operation sliding rod (481) far away from the operation plugging block (482), a buffer spring (484) is sleeved between the operation sliding block (483) and the outer wall of the gluing frame (471), the operation sliding block (483) is connected to the operation supporting plate (485) in a sliding fit manner, and a third motor (486) is mounted at the lower end of the gluing supporting plate (43) through a motor base, a driving gear (487) is installed on an output shaft of the third motor (486), driving rack plates (488) are meshed at the front end and the rear end of the driving gear (487), and the driving rack plates (488) are fixed to the operation supporting plate (485).
6. The assembling and bonding device of the LCD panel and the backlight module according to claim 1, wherein the adsorption clamping device (5) comprises an adsorption support frame (51) fixed on the assembling substrate (1), a movable lifting mechanism (52) is arranged on the adsorption support frame (51), an adsorption frame (53) is installed at the lower end of the movable lifting mechanism (52), telescopic grooves are uniformly formed in the side wall of the adsorption frame (53) along the circumferential direction of the adsorption frame, a telescopic adjusting frame (54) is arranged in the telescopic grooves in a sliding manner, a suction cup (55) is arranged on the telescopic adjusting frame (54), a fifth motor (56) is installed on the inner wall of the adsorption frame (53) through a motor base, a threaded disc (57) is installed on an output shaft of the fifth motor (56), and the telescopic adjusting frame (54) is connected with the threaded disc (57) in a threaded engagement manner, a placing table (58) for placing a liquid crystal display panel is arranged on the assembling substrate (1).
7. The assembling and attaching device for the LCD panel and the backlight module as claimed in claim 1, wherein a ring-shaped sliding slot (411) is disposed at a lower end of the glue supporting frame (41), a cross section of the ring-shaped sliding slot (411) is a T-shaped structure, a T-shaped sliding frame (412) is disposed in the ring-shaped sliding slot (411) in a sliding fit manner, and a lower end of the T-shaped sliding frame (412) is fixed on the glue supporting plate (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210201273.7A CN114527590B (en) | 2022-03-03 | 2022-03-03 | Assembling and laminating equipment for liquid crystal display panel and backlight module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210201273.7A CN114527590B (en) | 2022-03-03 | 2022-03-03 | Assembling and laminating equipment for liquid crystal display panel and backlight module |
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| CN114527590A true CN114527590A (en) | 2022-05-24 |
| CN114527590B CN114527590B (en) | 2022-11-25 |
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| CN116273712A (en) * | 2023-05-22 | 2023-06-23 | 靖江市永盛光电科技有限公司 | Equipment laminating equipment of LCD panel and backlight unit |
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| CN114527590B (en) | 2022-11-25 |
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