CN114043734A - Screen laminating equipment and laminating method thereof - Google Patents

Screen laminating equipment and laminating method thereof Download PDF

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Publication number
CN114043734A
CN114043734A CN202111335997.2A CN202111335997A CN114043734A CN 114043734 A CN114043734 A CN 114043734A CN 202111335997 A CN202111335997 A CN 202111335997A CN 114043734 A CN114043734 A CN 114043734A
Authority
CN
China
Prior art keywords
laminating
flexible screen
cleaning
fixedly connected
oca
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111335997.2A
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Chinese (zh)
Inventor
郑小瑜
孙林
谷永锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Kichy Liquid Crystal Display Technology Co ltd
Original Assignee
Shenzhen Kichy Liquid Crystal Display Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Kichy Liquid Crystal Display Technology Co ltd filed Critical Shenzhen Kichy Liquid Crystal Display Technology Co ltd
Priority to CN202111335997.2A priority Critical patent/CN114043734A/en
Publication of CN114043734A publication Critical patent/CN114043734A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/022—Mechanical pre-treatments, e.g. reshaping
    • B29C66/0222—Mechanical pre-treatments, e.g. reshaping without removal of material, e.g. cleaning by air blowing or using brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/03—After-treatments in the joint area
    • B29C66/032—Mechanical after-treatments
    • B29C66/0322—Post-pressing without reshaping, i.e. keeping the joint under pressure after joining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3475—Displays, monitors, TV-sets, computer screens

Abstract

The invention discloses screen laminating equipment and a laminating method thereof, and relates to the field of flexible screen laminating. The invention has the advantages that: different laminating modes are designed respectively for OCA laminating and curved surface glass laminating, and air bag type profiling laminating is adopted for curved surface laminating, so that the defects of bubbles inside the curved surface screen during laminating are effectively eliminated, and the production yield of the curved surface screen is improved.

Description

Screen laminating equipment and laminating method thereof
Technical Field
The invention relates to the field of flexible screen laminating, in particular to screen laminating equipment and a laminating method thereof.
Background
The curved surface display screen is the display screen that forms with the side bending on laminating the flexible screen to 3D curved surface glass apron, 3D curved surface glass has outstanding outward appearance visual sense and hand touch sense, people's pursuit is obtained, it accords with 3C product design demand simultaneously, widely used in various 3C product designs, such as household electrical appliances panel, smart mobile phone, intelligent wrist-watch, panel computer, wearable intelligent product, instrument board, when being used for the cell-phone, the holistic crooked design of curved surface screen is favorable to gripping, laminate better with the palm radian, reduce the distance that the thumb touched the screen when one-hand operation, help promoting the experience of transversely striding the screen operation under the jumbo size screen.
Present curved surface screen display material is mostly OLED flexible display screen, need carry out two steps of OCA laminating and curved surface glass laminating with OLED flexible display screen laminating to curved surface glass, traditional laminating mode is laminated for the mode that adopts the gyro wheel, because curved surface glass's shape complicacy type, the gyro wheel laminating mode can't effectual application laminating power in curved edge bending part when carrying out curved surface glass laminating, lead to appearing a large amount of bubbles that can't eliminate when the laminating, influence the production yield of screen.
Disclosure of Invention
For solving the technical problem, a screen laminating device and a laminating method thereof are provided, the technical scheme solves the problems that the existing curved-surface screen display material is mostly an OLED flexible display screen, the OLED flexible display screen is laminated to curved-surface glass, two steps of OCA laminating and curved-surface glass laminating are needed, the traditional laminating mode is laminating in a mode of adopting rollers, because the curved-surface glass is complex in shape, the roller laminating mode cannot effectively apply laminating force at the bent edge bending part when the curved-surface glass is laminated, a large amount of bubbles which cannot be eliminated are generated during laminating, and the production yield of the screen is influenced.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a screen laminating apparatus comprising:
the equipment mounting table is used for mounting each module;
the feeding channel is arranged at the front end of the left side of the upper surface of the equipment mounting table;
the cleaning carrying platform is arranged at the rear end of the left side of the upper surface of the equipment mounting platform and is used for bearing the flexible screen to clean the surface;
the cleaning assembly is arranged at the rear end of the cleaning carrier, and the cleaning carrier is used for cleaning the surface of the flexible screen;
the OCA laminating carrying platform is arranged on the right side of the cleaning carrying platform and used for carrying the flexible screen to carry out OCA glue laminating;
the OCA attaching assembly is arranged on the front side of the OCA attaching carrier platform and is used for attaching OCA glue to the flexible screen;
the transfer assembly is arranged at the front end of the middle part of the upper surface of the equipment installation table and used for carrying out flexible screen attaching transfer;
the vacuum laminating cavity is arranged on the right side of the transfer assembly and used for providing a vacuum environment for laminating the flexible screen, and comprises a lower cavity and an upper cavity which are in sliding connection through a cavity guide column;
the laminating assembly is arranged inside the vacuum laminating cavity and used for laminating the flexible screen;
the six-shaft mechanical arm is arranged in the middle of the equipment mounting table and used for transferring the flexible screen between stations.
Preferably, the cleaning carrier comprises a cleaning carrier base, the lower end of the cleaning carrier base is fixedly connected with the equipment installation table, the upper end of the cleaning carrier base is fixedly connected with a cleaning carrier installation plate, two sides of the upper end of the cleaning carrier installation plate are fixedly connected with cleaning carrier guide rails, a flexible screen cleaning platform is slidably connected onto the cleaning carrier guide rails, a motor is fixedly mounted in the middle of the right side of the cleaning carrier base through a motor bearing plate, the output end of the motor is fixedly connected with a driving wheel bearing a driving belt pulley, a driven wheel bearing the driving belt pulley is fixedly connected with a driving lead screw, the driving lead screw extends rightwards, a driving lead screw nut is in threaded connection onto the driving lead screw, and the driving lead screw nut penetrates through the cleaning carrier installation plate and is fixedly connected with the lower end of the flexible screen cleaning platform.
Preferably, the cleaning assembly comprises a cleaning assembly mounting support, a plasma generator is fixedly mounted in the middle of the cleaning assembly mounting support, a plasma cleaning nozzle is fixedly connected to the front end of the plasma generator, and the plasma cleaning nozzle is arranged above the cleaning carrier.
Preferably, the OCA attaching platform comprises an OCA attaching base, a transverse moving rack is connected to the front side of the OCA attaching base in a sliding manner, a lifting cylinder is fixedly mounted at the upper end of the OCA attaching base, the output end of the lifting cylinder penetrates through the OCA attaching base and extends downwards to be fixedly connected with the upper end of the transverse moving rack, a transverse moving driving pulley is mounted at the middle part of the front side of the transverse moving rack, transverse moving slide rails are fixedly connected to the upper end and the lower end of the front side of the transverse moving rack, an attaching platform mounting plate is mounted at the front side of the transverse moving rack, the middle part of the rear side of the attaching platform mounting plate is fixedly connected with the transverse moving driving pulley, the upper end and the lower end of the rear side of the attaching platform mounting plate are connected with the transverse moving slide rails in a sliding manner, a turnover motor is fixedly mounted at the right side of the attaching platform mounting plate, a turnover shaft base is fixedly connected to the right side of the attaching platform mounting plate, and a turnover shaft is rotatably connected in the turnover shaft base, the output end of the overturning motor penetrates through the overturning shaft base and is fixedly connected with the overturning shaft, the surface of the periphery of the overturning shaft is fixedly connected with an overturning carrying platform, and the upper end of the overturning carrying platform is fixedly connected with an OCA (optical clear adhesive) laminating platform.
Preferably, the OCA attaching assembly comprises an attaching assembly base, the upper end of the attaching assembly base is fixedly connected with an attaching assembly mounting plate, the two sides of the upper end of the attaching component mounting plate are symmetrically and fixedly connected with attaching guide rails, the attaching guide rails are connected with attaching component sliding tables in a sliding manner, a laminating driving motor is arranged in the middle of the left side of the laminating assembly base, a laminating driving screw rod is rotatably connected between the laminating assembly bases, the laminating driving motor is in transmission connection with the laminating driving screw rod, the lower end of the sliding table of the laminating assembly is fixedly connected with a screw rod nut, the screw rod nut is in threaded connection with the laminating driving screw rod, the upper end of the laminating assembly sliding table is fixedly connected with an OCA carrying platform, OCA microscope carrier left side is provided with laminating roller drive arrangement, the equal fixedly connected with laminating roller mounting panel of output of laminating roller drive arrangement both sides, it is connected with the laminating roller to rotate between the laminating roller mounting panel.
Preferably, transport the subassembly and include the transportation base that the symmetry set up, transport base fixed connection in equipment fixing platform upper surface, be provided with between the transportation base and transport the drive lead screw, it rotates with the equipment fixing platform through the lead screw shaft bearing of both sides to transport the drive lead screw and is connected, it is provided with the transportation driving motor to transport base one side front end, transport driving motor output and transport driving pulley's action wheel fixed connection, transport driving pulley from the driving wheel with transport driving lead screw fixed connection, transport base upper end fixedly connected with and transport the slide rail, it has the transportation mounting panel to slide on the slide rail to transport, transport mounting panel upper end fixed mounting has the revolving stage, the revolving stage upper end is installed and is transported the base, it bears the fork to rotate base right side fixedly connected with to transport.
Preferably, the laminating subassembly includes guide post, centre gripping slide rail and laminating base, the equal fixed connection of guide post, centre gripping slide rail and laminating base is in vacuum laminating intracavity portion bottom surface, the sliding connection of symmetry has the centre gripping mounting panel on the centre gripping slide rail, centre gripping mounting panel upper end fixedly connected with flexible screen holding head, the laminating base sets up in both sides between the centre gripping mounting panel, fixed surface is connected with laminating gasbag on the laminating base, guide post upper end fixedly connected with cylinder mounting substrate, cylinder mounting substrate upper end fixedly connected with lift cylinder, lift cylinder output run through cylinder mounting substrate and with curved surface glass substrate fixed connection, curved surface glass substrate four corners and guide post sliding connection, curved surface glass substrate lower extreme middle part fixedly connected with curved surface glass tool.
Preferably, centre gripping mounting panel bilateral symmetry is provided with threaded rod connection base, the last rotation connection of threaded rod connection base has double threaded rod, one side threaded rod connection base side fixedly connected with threaded rod driving motor, threaded rod driving motor output and double threaded rod fixed connection, the threaded connection of double threaded rod symmetry has the thread bush, two the thread bush respectively with two centre gripping mounting panel fixed connection.
Preferably, the six-axis manipulator comprises a robot base, the upper end of the robot base is fixedly provided with a manipulator, and the tail end of the six-axis manipulator is fixedly provided with a flexible screen adsorption jig.
Further, a screen laminating method is provided, which comprises the following steps:
feeding: the Tray filled with the flexible screen to be attached is conveyed to a feeding area through a feeding channel,
cleaning the surface of the flexible screen: the flexible screen in the feeding area is transferred to a cleaning platform by a six-axis manipulator, the cleaning platform drives the flexible screen to pass right below a cleaning assembly, the cleaning assembly downwards sprays Plasma, Plasma cleaning is carried out on the surface of the flexible screen, and oil stains and dust on the surface of the flexible screen are removed;
OCA laminating: the cleaned flexible screen is transferred to an OCA (optical clear adhesive) attaching platform table by a six-axis manipulator, OCA glue is arranged on an OCA attaching assembly, the platform table is turned over to enable the flexible screen to be opposite to the OCA glue, the OCA glue is rolled and attached to the flexible screen by an attaching roller, the turning platform is turned over to be in an initial state after the OCA glue is attached, and the flexible screen is conveyed to a transfer area;
transferring: the flexible screen adhered with the OCA glue is transferred to a transfer assembly by a six-axis manipulator, after the transfer assembly receives the flexible screen, a transfer bearing fork is transferred to be parallel to two flexible screen clamping heads through a rotary table, then the transfer bearing fork moves to convey the flexible screen between the two flexible screen clamping heads, the flexible screen clamping heads simultaneously move inwards to clamp the flexible screen, and then the transfer bearing fork exits from a vacuum adhering cavity;
attaching: set up curved surface glass on curved surface glass tool, later close the vacuum laminating chamber and carry out evacuation processing to it, flexible screen holding head moves the flexible screen that makes the centre gripping to the inboard simultaneously and upwards carries out the profile modeling crooked, later drive curved surface glass substrate by the lift cylinder and move down, when curved surface glass and flexible screen contact, flexible screen holding head moves to the outboard simultaneously, the flexible screen of slow release, flexible screen is laminated on curved surface glass in advance under the gluey effect of OCA this moment, later aerify to the laminating gasbag, the laminating gasbag takes place the inflation, apply laminating power to flexible screen and curved surface glass, make and accomplish the laminating between flexible screen and the curved surface glass.
Compared with the prior art, the invention has the advantages that:
according to the invention, the laminating step of the curved flexible screen is decomposed, different laminating modes are respectively designed for OCA laminating and curved glass laminating, the OCA laminating belongs to plane-to-plane laminating, the OCA is laminated on the flexible screen by adopting a traditional laminating mode when a roller is adopted, the curved glass laminating is that the plane is laminated on the curved surface, the laminating mode cannot effectively apply laminating force to the bent edge in the traditional roller, so that a large number of bubbles which cannot be eliminated are generated in the laminating process, so that the laminating force is applied to the flexible screen and the curved glass by adopting an air bag profiling structure, the air bag is inflated and expanded to enable the flexible screen and the curved glass above to be profiled, further the laminating force is uniformly applied to each area of the curved glass, the defects of bubbles and the like caused by uneven stress of the force are effectively eliminated, the flexible screen and the curved glass are laminated, and the laminating yield of the screen is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a cleaning stage according to the present invention;
FIG. 3 is a schematic perspective view of an OCA attachment stage according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic perspective view of an OCA lamination assembly;
FIG. 6 is an enlarged partial view of FIG. 5 at B;
FIG. 7 is a schematic perspective view of a transfer module;
FIG. 8 is a perspective view of the bonding assembly;
FIG. 9 is a schematic perspective view of a six-axis robot;
FIG. 10 is a schematic view of an OCA lamination process;
fig. 11 is a positional relationship diagram of the OCA bonding stage and the OCA bonding module.
The reference numbers in the figures are:
1. an equipment mounting table;
2. a feeding channel;
3. cleaning the carrying platform; 301. cleaning the carrier base; 302. cleaning the mounting plate of the carrying platform; 303. cleaning a guide rail of a carrying platform; 304. a flexible screen cleaning platform; 305. a motor; 306. a load bearing drive pulley; 307. driving the screw rod; 308. driving the feed screw nut;
4. cleaning the assembly; 401. cleaning the component mounting bracket; 402. a plasma generator; 403. plasma cleaning the showerhead;
5. an OCA attaching carrying platform; 501. OCA laminating base; 502. transversely moving the rack; 503. a transverse moving driving belt wheel; 504. transversely moving the sliding rail; 505. attaching a mounting plate of a carrying platform; 506. turning over a motor; 507. a turnover shaft base; 508. a turning shaft; 509. turning over the carrying platform; 510. an OCA laminating platform; 511. a lifting cylinder;
6. an OCA fitting assembly; 601. attaching the component base; 602. attaching the component mounting plate; 603. fitting the guide rail; 604. a sliding table of the laminating assembly; 605. an OCA stage; 606. a laminating roller; 607. a bonding roller driving device; 608. a laminating roller mounting plate; 610. attaching a driving motor; 611. attaching a driving screw rod;
7. a transfer assembly; 701. a transfer base; 702. a transfer slide rail; 703. a transfer drive motor; 704. a transfer drive pulley; 705. a screw rod bearing seat; 706. transferring a driving screw rod; 707. transferring the mounting plate; 708. a transfer base; 709. a turntable; 710. a transfer carrying fork;
8. a vacuum laminating cavity; 801. a lower cavity; 802. an upper chamber;
9. fitting the assembly; 901. a guide post; 902. clamping the slide rail; 903. clamping the mounting plate; 904. the threaded rod is connected with the base; 905. a double-headed threaded rod; 906. the threaded rod drives the motor; 907. a threaded sleeve; 908. a flexible screen clamping head; 909. attaching a base; 910. attaching an air bag; 911. a curved glass substrate; 912. a cylinder mounting base plate; 913. a lifting cylinder; 914. a curved glass jig;
10. a six-axis manipulator; 1001. a robot base; 1002. a manipulator; 1003. flexible screen adsorbs tool.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1, a screen attaching apparatus includes:
the equipment mounting table 1 is used for mounting each module;
the feeding channel 2 is arranged at the front end of the left side of the upper surface of the equipment mounting table 1;
a cleaning stage 3, the cleaning stage 3 is arranged at the rear end of the left side of the upper surface of the equipment mounting table 1, the cleaning stage 3 is used for carrying a flexible screen for surface cleaning, as shown in fig. 2, the cleaning stage 3 comprises a cleaning stage base 301, the lower end of the cleaning stage base 301 is fixedly connected with the equipment mounting table 1, the upper end of the cleaning stage base 301 is fixedly connected with a cleaning stage mounting plate 302, the two sides of the upper end of the cleaning stage mounting plate 302 are fixedly connected with cleaning stage guide rails 303, a flexible screen cleaning platform 304 is slidably connected on the cleaning stage guide rails 303, the middle part of the right side of the cleaning stage base 301 is fixedly provided with a motor 305 through a motor bearing plate, the output end of the motor 305 is fixedly connected with a driving wheel carrying a driving pulley 306, a driven wheel carrying the driving pulley 306 is fixedly connected with a driving screw rod 307, the driving screw rod 307 extends rightwards, and a driving screw rod nut 308 is connected on the driving screw rod 307 through a thread, a driving screw nut 308 penetrates through the cleaning stage mounting plate 302 to be fixedly connected with the lower end of the flexible screen cleaning platform 304, a motor 305 drives a driving screw 307 to rotate, and the rotating torque of the driving screw 307 is transmitted to the flexible screen cleaning platform 304 through the driving screw nut 308, so that the flexible screen cleaning platform 304 can slide along the cleaning stage guide rail 303, and the flexible screen is driven to enter a cleaning area for cleaning;
the cleaning assembly 4 is arranged at the rear end of the cleaning carrier 3, the cleaning carrier 3 is used for cleaning the surface of the flexible screen, the cleaning assembly 4 comprises a cleaning assembly mounting support 401, a plasma generator 402 is fixedly mounted in the middle of the cleaning assembly mounting support 401, a plasma cleaning nozzle 403 is fixedly connected to the front end of the plasma generator 402, the plasma cleaning nozzle 403 is arranged above the cleaning carrier 3, then plasma bombards the surface of the flexible screen to remove oil stains and dust on the surface of the flexible screen, the cleaning purpose can be effectively achieved, meanwhile, the surface of the flexible screen can be activated, and the adhesion between the flexible screen and OCA glue is improved;
an OCA attaching stage 5, the OCA attaching stage 5 is arranged at the right side of the cleaning stage 3, the OCA attaching stage 5 is used for carrying a flexible screen for OCA adhesive attaching, as shown in FIG. 3-4, the OCA attaching stage 5 comprises an OCA attaching base 501, a traverse frame 502 is connected with the front side of the OCA attaching base 501 in a sliding manner, a lifting cylinder 511 is fixedly arranged at the upper end of the OCA attaching base 501, the output end of the lifting cylinder 511 penetrates through the OCA attaching base 501 and extends downwards to be fixedly connected with the upper end of the traverse frame 502, a traverse driving pulley 503 is arranged at the middle part of the front side of the traverse frame 502, traverse slide rails 504 are fixedly connected with the upper and lower ends of the front side of the traverse frame 502, an attaching stage mounting plate 505 is arranged at the front side of the traverse frame 502, the middle part of the rear side of the attaching stage mounting plate 505 is fixedly connected with the traverse driving pulley, the upper and lower ends of the rear side of the attaching stage mounting plate 505 are connected with the traverse rails 504 in a sliding manner, a turning motor 506 is fixedly arranged at the right side of the attaching stage mounting plate 505, a turning shaft base 507 is fixedly connected to the right front side of the attaching carrier mounting plate 505, a turning shaft 508 is rotatably connected to the turning shaft base 507, the output end of a turning motor 506 penetrates through the turning shaft base 507 and is fixedly connected with the turning shaft 508, a turning carrier 509 is fixedly connected to the peripheral surface of the turning shaft 508, and an OCA attaching platform 510 is fixedly connected to the upper end of the turning carrier 509;
an OCA attaching assembly 6, the OCA attaching assembly 6 is arranged at the front side of an OCA attaching carrier 5, the OCA attaching assembly 6 is used for attaching OCA glue to a flexible screen, please refer to FIG. 5-6, the OCA attaching assembly 6 comprises an attaching assembly base 601, an attaching assembly mounting plate 602 is fixedly connected at the upper end of the attaching assembly base 601, attaching guide rails 603 are symmetrically and fixedly connected at the upper end of the attaching assembly mounting plate 602, an attaching assembly sliding table 604 is slidably connected on the attaching guide rails 603, an attaching driving motor 610 is arranged at the middle part of the left side of the attaching assembly base 601, an attaching driving screw 611 is rotatably connected between the attaching assembly bases 601, the attaching driving motor 610 is in transmission connection with the attaching driving screw 611, a lead screw nut is fixedly connected at the lower end of the attaching assembly sliding table 604, the lead screw nut is in threaded connection with the attaching driving screw 611, an OCA carrier 605 is fixedly connected at the upper end of the attaching assembly sliding table 604, a laminating roller driving device 607 is arranged at the left side of the OCA carrying platform 605, the output ends at the two sides of the laminating roller driving device 607 are fixedly connected with laminating roller mounting plates 608, and laminating rollers 606 are rotatably connected between the laminating roller mounting plates 608;
referring to fig. 10, when the OCA glue is applied, the overturning carrier 509 is overturned by 180 degrees to make the flexible screen opposite to the OCA glue, then the applying assembly sliding table 604 slides along the applying guide rail 603 until the OCA glue is aligned with the flexible screen applying area, then the applying roller driving device 607 drives the applying roller mounting plate 608 to rotate, so that the applying roller 606 jacks up the OCA to make the flexible screen abut, then the OCA carrier 605 breaks vacuum to remove the adsorption of the OCA, then the applying assembly sliding table 604 slides rightward along the applying guide rail 603, under the rolling action of the applying roller 606, the OCA is applied to the flexible screen, and after the OCA glue is applied, the overturning carrier 509 is overturned to an initial state.
A transferring component 7, the transferring component 7 is arranged at the front end of the middle part of the upper surface of the equipment mounting table 1, the transferring component 7 is used for laminating and transferring a flexible screen, please refer to fig. 7, the transferring component 7 comprises transferring bases 701 symmetrically arranged, the transferring bases 701 are fixedly connected to the upper surface of the equipment mounting table 1, transferring driving screws 706 are arranged between the transferring bases 701, the transferring driving screws 706 are rotatably connected with the equipment mounting table 1 through screw shaft bearings 705 at two sides, a transferring driving motor 703 is arranged at the front end of one side of the transferring base 701, the output end of the transferring driving motor 703 is fixedly connected with a driving wheel of a transferring driving belt wheel 704, a driven wheel of the transferring driving belt wheel 704 is fixedly connected with the transferring driving screws 706, transferring slide rails 702 are fixedly connected to the upper end of the transferring base 701, transferring mounting plates 707 are arranged on the transferring slide rails 702, and a turntable 709 is fixedly arranged at the upper ends of the transferring mounting plates 707, a transfer base 708 is mounted at the upper end of the rotary table 709, a transfer bearing fork 710 is fixedly connected to the right side of the rotary base 708, the transfer assembly 7 is arranged to enable the transfer bearing fork 710 to be switched between a material receiving station and a transfer station, and the width of the transfer bearing fork 710 is smaller than that of the flexible screen, so that the flexible screen can be conveniently transferred into the vacuum laminating cavity 8;
the vacuum laminating cavity 8 is arranged on the right side of the transferring assembly 7, the vacuum laminating cavity 8 is used for providing a vacuum environment for laminating the flexible screen, the vacuum laminating cavity 8 comprises a lower cavity 801 and an upper cavity 802, and the lower cavity 801 and the upper cavity 802 are in sliding connection through a cavity guide column;
the laminating assembly 9, the laminating assembly 9 is disposed inside the vacuum laminating cavity 8, the laminating assembly 9 is used for laminating a flexible screen, please refer to fig. 8, the laminating assembly 9 includes a guide column 901, a clamping slide rail 902 and a laminating base 909, the guide column 901, the clamping slide rail 902 and the laminating base 909 are all fixedly connected to the bottom surface inside the vacuum laminating cavity 8, a clamping mounting plate 903 is symmetrically and slidably connected to the clamping slide rail 902, a flexible screen clamping head 908 is fixedly connected to the upper end of the clamping mounting plate 903, the laminating base 909 is disposed between the clamping mounting plates 903 at two sides, a laminating air bag 910 is fixedly connected to the upper surface of the laminating base 909, a cylinder mounting substrate 912 is fixedly connected to the upper end of the guide column 901, a lifting cylinder 913 is fixedly connected to the upper end of the cylinder mounting substrate 912, the output end of the lifting cylinder 913 penetrates through the cylinder mounting substrate 912 and is fixedly connected to the curved glass substrate 911, four corners of the curved glass substrate 911 are slidably connected to the guide column 901, the middle part of the lower end of a curved glass substrate 911 is fixedly connected with a curved glass jig 914, two sides of a clamping mounting plate 903 are symmetrically provided with a threaded rod connecting base 904, the threaded rod connecting base 904 is rotatably connected with a double-threaded rod 905, the side surface of one side of the threaded rod connecting base 904 is fixedly connected with a threaded rod driving motor 906, the output end of the threaded rod driving motor 906 is fixedly connected with the double-threaded rod 905, the symmetrical threads of the double-threaded rod 905 are connected with threaded sleeves 907, the two threaded sleeves 907 are respectively and fixedly connected with the two clamping mounting plates 903, the inner sides of the flexible screen clamping heads 908 are provided with clamping grooves for clamping a flexible screen, when in pasting, a transferring bearing fork 710 moves to send the flexible screen between the two flexible screen clamping heads 908, the flexible screen clamping heads 908 simultaneously move inwards to clamp the flexible screen, and then the transferring bearing fork 710 exits from a vacuum pasting cavity 8, at the moment, the flexible screen clamping head 908 continuously moves inwards to enable the flexible screen to be bent in an upward copying manner, then the lifting cylinder 913 drives the curved glass substrate 911 to move downwards, when the curved glass is in contact with the flexible screen, the flexible screen clamping head 908 simultaneously moves outwards to slowly release the flexible screen, at the moment, the flexible screen is pre-attached to the curved glass under the action of OCA glue, then the attaching airbag 910 is inflated, the attaching airbag 910 expands to enable the attaching airbag to copy the flexible screen and the curved glass above, and then attaching force is uniformly applied to each area of the curved glass, so that the flexible screen and the curved glass are attached;
six manipulators 10, six manipulators 10 set up in 1 middle part of equipment fixing platform, and six manipulators 10 are used for transporting the flexible screen between each station, please refer to fig. 9, and six manipulators 10 include robot base 1001, and robot base 1001 upper end fixed mounting has manipulator 1002, and the terminal fixed mounting of manipulator 1002 has flexible screen to adsorb tool 1003.
It should be noted that the flexible screen adsorption jig 1003, the flexible screen cleaning platform 304, the OCA attaching stage 510, the OCA stage 605, the transfer fork 710 and the curved glass jig 914 are all vacuum adsorption jigs, and can perform stable adsorption.
Further, the invention provides a screen attaching method, which comprises the following steps:
feeding: the Tray filled with the flexible screen to be attached is conveyed to a feeding area through a feeding channel 2,
cleaning the surface of the flexible screen: the six-axis manipulator 10 transports the flexible screen in the feeding area to the cleaning platform 3, the cleaning platform 3 drives the flexible screen to pass right below the cleaning component 4, the cleaning component 4 sprays Plasma downwards, Plasma cleaning is carried out on the surface of the flexible screen, and oil stains and dust on the surface of the flexible screen are removed;
OCA laminating: the cleaned flexible screen is transferred to an OCA (optical clear adhesive) attaching carrier 5 by a six-axis manipulator 10, OCA glue is arranged on an OCA attaching component 6, then the carrier 509 is turned over for 180 degrees, so that the flexible screen is opposite to the OCA glue, the OCA glue is rolled and attached to the flexible screen by an attaching roller 606, the carrier 509 is turned over to be in an initial state after the OCA glue is attached, and the flexible screen is conveyed to a transfer area;
transferring: the six-axis manipulator 10 transports the flexible screen laminated with the OCA glue to the transport assembly 7, after the transport assembly 7 receives the flexible screen, the transport bearing fork 710 is rotated to be parallel to the flexible screen clamping heads 908 through the rotary table 709, then the transport bearing fork 710 moves to convey the flexible screen to a position between the two flexible screen clamping heads 908, the flexible screen clamping heads 908 simultaneously move inwards to clamp the flexible screen, and then the transport bearing fork 710 exits from the vacuum laminating cavity 8;
attaching: set up curved surface glass on curved surface glass tool 914, later close vacuum bonding chamber 8 and carry out evacuation processing to it, flexible screen holding head 908 moves the flexible screen that makes the centre gripping inwards simultaneously and upwards carries out the profile modeling crooked, later move down by lift cylinder 913 drive curved surface glass substrate 911, when curved surface glass and flexible screen contact, flexible screen holding head 908 moves to the outside simultaneously, the flexible screen of slow release, flexible screen is laminated on curved surface glass in advance under the gluey effect of OCA at this moment, later aerify to laminating gasbag 910, laminating gasbag 910 takes place the inflation, apply laminating power to flexible screen and curved surface glass, make and accomplish the laminating between flexible screen and the curved surface glass.
In summary, the invention has the advantages that: decompose through the laminating step to the flexible screen of curved surface, respectively to the different laminating mode of OCA laminating and curved surface glass laminating design, the OCA laminating belongs to the plane and laminates to the plane, laminating mode when adopting traditional gyro wheel laminates OCA to the flexible screen on, curved surface glass laminates for the plane is to the curved surface laminating, adopts gasbag formula profile modeling laminating, and the effectual inside bubble of curved surface screen laminating of having eliminated is bad, has improved curved surface screen production yield.
The foregoing shows and describes the general principles, essential features, and advantages of the 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 merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A screen attaching apparatus, comprising:
the equipment mounting table (1), the equipment mounting table (1) is used for mounting each module;
the feeding channel (2) is arranged at the front end of the left side of the upper surface of the equipment mounting table (1);
the cleaning carrying platform (3), the cleaning carrying platform (3) is arranged at the rear end of the left side of the upper surface of the equipment mounting platform (1), and the cleaning carrying platform (3) is used for bearing the flexible screen to carry out surface cleaning;
the cleaning assembly (4), the cleaning assembly (4) is arranged at the rear end of the cleaning carrier (3), and the cleaning carrier (3) is used for cleaning the surface of the flexible screen;
the OCA laminating carrying platform (5), the OCA laminating carrying platform (5) is arranged on the right side of the cleaning carrying platform (3), and the OCA laminating carrying platform (5) is used for bearing the flexible screen to carry out OCA glue laminating;
the OCA attaching assembly (6), the OCA attaching assembly (6) is arranged on the front side of the OCA attaching carrying platform (5), and the OCA attaching assembly (6) is used for attaching OCA glue to the flexible screen;
the transfer assembly (7) is arranged at the front end of the middle part of the upper surface of the equipment mounting table (1), and the transfer assembly (7) is used for carrying out flexible screen attaching transfer;
the vacuum laminating cavity (8), the vacuum laminating cavity (8) is arranged on the right side of the transferring assembly (7), the vacuum laminating cavity (8) is used for providing a vacuum environment for laminating the flexible screen, the vacuum laminating cavity (8) comprises a lower cavity (801) and an upper cavity (802), and the lower cavity (801) and the upper cavity (802) are in sliding connection through a cavity guide column;
the laminating assembly (9), the laminating assembly (9) is arranged inside the vacuum laminating cavity (8), and the laminating assembly (9) is used for laminating the flexible screen;
six manipulators (10), six manipulators (10) set up in equipment fixing platform (1) middle part, six manipulators (10) are used for transporting the flexible screen between each station.
2. The screen laminating device according to claim 1, wherein the cleaning stage (3) comprises a cleaning stage base (301), the lower end of the cleaning stage base (301) is fixedly connected with the device mounting table (1), the upper end of the cleaning stage base (301) is fixedly connected with a cleaning stage mounting plate (302), both sides of the upper end of the cleaning stage mounting plate (302) are fixedly connected with cleaning stage guide rails (303), a flexible screen cleaning platform (304) is slidably connected on the cleaning stage guide rails (303), the middle part of the right side of the cleaning stage base (301) is fixedly provided with a motor (305) through a motor bearing plate, the output end of the motor (305) is fixedly connected with a driving wheel bearing a driving pulley (306), a driven wheel bearing the driving pulley (306) is fixedly connected with a driving screw rod (307), and the driving screw rod (307) extends rightward, and a driving screw nut (308) is connected to the driving screw (307) in a threaded manner, and the driving screw nut (308) penetrates through the cleaning carrier mounting plate (302) and is fixedly connected with the lower end of the flexible screen cleaning platform (304).
3. The screen attaching device according to claim 1, wherein the cleaning assembly (4) comprises a cleaning assembly mounting bracket (401), a plasma generator (402) is fixedly mounted in the middle of the cleaning assembly mounting bracket (401), a plasma cleaning nozzle (403) is fixedly connected to the front end of the plasma generator (402), and the plasma cleaning nozzle (403) is arranged above the cleaning carrier (3).
4. The screen attaching apparatus as claimed in claim 1, wherein said OCA attaching stage (5) comprises an OCA attaching base (501), a traverse frame (502) is slidably connected to the front side of said OCA attaching base (501), a traverse driving pulley (503) is installed at the middle of the front side of said traverse frame (502), a lifting cylinder (511) is fixedly installed at the upper end of said OCA attaching base (501), the output end of said lifting cylinder (511) penetrates through said OCA attaching base (501) and extends downward to be fixedly connected to the upper end of said traverse frame (502), a traverse slide (504) is fixedly connected to the upper and lower ends of the front side of said traverse frame (502), an attaching stage mounting plate (505) is installed at the front side of said traverse frame (502), the middle of the rear side of said attaching stage mounting plate (505) is fixedly connected to said traverse driving pulley (503), the upper and lower ends of the rear side of said attaching stage mounting plate (505) are slidably connected to said traverse slide (504), laminating microscope carrier mounting panel (505) right side fixed mounting has upset motor (506), laminating microscope carrier mounting panel (505) right front fixedly connected with trip shaft base (507), the swivelling joint has trip shaft (508) in trip shaft base (507), upset motor (506) output run through trip shaft base (507) and with trip shaft (508) fixed connection, all surface fixed connection of trip shaft (508) has upset microscope carrier (509), upset microscope carrier (509) upper end fixedly connected with OCA laminating platform (510).
5. The screen laminating equipment of claim 1, wherein the OCA laminating assembly (6) comprises a laminating assembly base (601), a laminating assembly mounting plate (602) is fixedly connected to the upper end of the laminating assembly base (601), a laminating guide rail (603) is fixedly connected to the upper end of the laminating assembly mounting plate (602) in a bilateral symmetry manner, a laminating assembly sliding table (604) is slidably connected to the laminating guide rail (603), a laminating driving motor (610) is arranged in the middle of the left side of the laminating assembly base (601), a laminating driving lead screw (611) is rotatably connected between the laminating assembly base (601), the laminating driving motor (610) is in transmission connection with the laminating driving lead screw (611), a lead screw nut is fixedly connected to the lower end of the laminating assembly sliding table (604) and in threaded connection with the laminating driving lead screw (611), laminating subassembly slip table (604) upper end fixedly connected with OCA microscope carrier (605), OCA microscope carrier (605) left side is provided with laminating roller drive arrangement (607), the equal fixedly connected with laminating roller mounting panel (608) of output of laminating roller drive arrangement (607) both sides, it is connected with laminating roller (606) to rotate between laminating roller mounting panel (608).
6. The screen laminating device according to claim 1, wherein the transferring component (7) comprises symmetrically arranged transferring bases (701), the transferring bases (701) are fixedly connected to the upper surface of the device mounting table (1), transferring driving screws (706) are arranged between the transferring bases (701), the transferring driving screws (706) are rotatably connected with the device mounting table (1) through screw shaft bearings (705) on two sides, a transferring driving motor (703) is arranged at the front end of one side of the transferring base (701), the output end of the transferring driving motor (703) is fixedly connected with a driving wheel of a transferring driving belt wheel (704), a driven wheel of the transferring driving belt wheel (704) is fixedly connected with the transferring driving screws (706), and transferring slide rails (702) are fixedly connected to the upper end of the transferring base (701), transport slide rail (702) and go up to slide and have transportation mounting panel (707), transport mounting panel (707) upper end fixed mounting has revolving stage (709), revolving stage (709) upper end is installed and is transported base (708), it bears fork (710) to rotate base (708) right side fixedly connected with transportation.
7. The screen laminating device of claim 1, wherein the laminating assembly (9) comprises a guide post (901), a clamping slide rail (902) and a laminating base (909), the guide post (901), the clamping slide rail (902) and the laminating base (909) are all fixedly connected to the inner bottom surface of the vacuum laminating cavity (8), the clamping slide rail (902) is symmetrically and slidably connected with clamping mounting plates (903), the upper end of each clamping mounting plate (903) is fixedly connected with a flexible screen clamping head (908), the laminating base (909) is arranged between the clamping mounting plates (903) at two sides, the upper surface of the laminating base (909) is fixedly connected with a laminating air bag (910), the upper end of the guide post (901) is fixedly connected with an air cylinder mounting substrate (912), and the upper end of the air cylinder mounting substrate (912) is fixedly connected with a lifting air cylinder (913), the output end of the lifting cylinder (913) penetrates through the cylinder mounting substrate (912) and is fixedly connected with the curved glass substrate (911), four corners of the curved glass substrate (911) are slidably connected with the guide columns (901), and the middle of the lower end of the curved glass substrate (911) is fixedly connected with a curved glass jig (914).
8. The screen laminating device of claim 7, wherein threaded rod connection bases (904) are symmetrically arranged on two sides of the clamping mounting plate (903), a double-threaded rod (905) is rotatably connected to each threaded rod connection base (904), a threaded rod driving motor (906) is fixedly connected to the side face of each threaded rod connection base (904), the output end of each threaded rod driving motor (906) is fixedly connected with the double-threaded rod (905), threaded sleeves (907) are symmetrically connected to the threads of the double-threaded rod (905), and the two threaded sleeves (907) are fixedly connected with the two clamping mounting plates (903) respectively.
9. The screen laminating equipment of claim 1, wherein the six-axis manipulator (10) comprises a robot base (1001), a manipulator (1002) is fixedly mounted at the upper end of the robot base (1001), and a flexible screen adsorption jig (1003) is fixedly mounted at the tail end of the manipulator (1002).
10. A screen attaching method is characterized by comprising the following steps:
feeding: the Tray filled with the flexible screen to be attached is conveyed to a feeding area through a feeding channel (2),
cleaning the surface of the flexible screen: the flexible screen in the feeding area is transferred to a cleaning carrier (3) by a six-axis manipulator (10), the cleaning carrier (3) drives the flexible screen to pass right below a cleaning assembly (4), the cleaning assembly (4) downwards sprays Plasma, the surface of the flexible screen is subjected to Plasma cleaning, and oil stains and dust on the surface of the flexible screen are removed;
OCA laminating: the cleaned flexible screen is transferred to an OCA (optical clear adhesive) attaching carrier (5) by a six-axis manipulator (10), OCA glue is arranged on an OCA attaching component (6), then the overturning carrier (509) is overturned for 180 degrees, so that the flexible screen is opposite to the OCA glue, the OCA glue is rolled and attached to the flexible screen by an attaching roller (606), and after the OCA glue is attached, the overturning carrier (509) is overturned to be in an initial state and the flexible screen is conveyed to a transfer area;
transferring: the flexible screen laminated with the OCA glue is transferred to a transfer assembly (7) by a six-axis manipulator (10), after the transfer assembly (7) receives the flexible screen, a transfer bearing fork (710) is rotated to be parallel to a flexible screen clamping head (908) through a rotary table (709), then the transfer bearing fork (710) moves to convey the flexible screen between the two flexible screen clamping heads (908), the flexible screen clamping heads (908) simultaneously move inwards to clamp the flexible screen, and then the transfer bearing fork (710) exits from a vacuum laminating cavity (8);
attaching: set up curved surface glass on curved surface glass tool (914), later close vacuum bonding chamber (8) and carry out evacuation processing to it, flexible screen holding head (908) simultaneously moves to the inboard and makes the flexible screen of centre gripping upwards carry out the profile modeling crooked, later drive curved surface glass substrate (911) by lift cylinder (913) and move down, when curved surface glass and flexible screen contact, flexible screen holding head (908) simultaneously moves to the outboard, the flexible screen of slow release, flexible screen is glued in advance on curved surface glass under the effect that OCA glued at this moment, later aerify to laminating gasbag (910), laminating gasbag (910) take place the inflation, apply the laminating power to flexible screen and curved surface glass, make and accomplish the laminating between flexible screen and the curved surface glass.
CN202111335997.2A 2021-11-12 2021-11-12 Screen laminating equipment and laminating method thereof Pending CN114043734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111335997.2A CN114043734A (en) 2021-11-12 2021-11-12 Screen laminating equipment and laminating method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111335997.2A CN114043734A (en) 2021-11-12 2021-11-12 Screen laminating equipment and laminating method thereof

Publications (1)

Publication Number Publication Date
CN114043734A true CN114043734A (en) 2022-02-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111335997.2A Pending CN114043734A (en) 2021-11-12 2021-11-12 Screen laminating equipment and laminating method thereof

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Country Link
CN (1) CN114043734A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114850705A (en) * 2022-05-25 2022-08-05 深圳市奇彩液晶显示技术有限公司 Cell-phone screen cutting and collecting device
CN115157693A (en) * 2022-06-23 2022-10-11 深圳市九天中创自动化设备有限公司 Multi-screen laminating equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114850705A (en) * 2022-05-25 2022-08-05 深圳市奇彩液晶显示技术有限公司 Cell-phone screen cutting and collecting device
CN114850705B (en) * 2022-05-25 2024-01-30 深圳市奇彩液晶显示技术有限公司 Mobile phone screen cutting and collecting device
CN115157693A (en) * 2022-06-23 2022-10-11 深圳市九天中创自动化设备有限公司 Multi-screen laminating equipment
CN115157693B (en) * 2022-06-23 2023-09-12 深圳市九天中创自动化设备有限公司 Multi-screen laminating equipment

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