CN210309464U - Automatic laminating equipment for liquid crystal display - Google Patents

Abstract

The utility model relates to the technical field of laminating equipment, and discloses automatic laminating equipment for a liquid crystal display, which comprises a touch screen feeding mechanism, a soft-to-hard laminating feeding and discharging structure suitable for the touch screen, an optical cement taking mechanical arm, an optical cement carrying mechanism, a laminating net cage mechanism and a hard-to-hard laminating mechanism; after the touch screen is fed by the touch screen feeding structure, the touch screen is transferred to an appointed bonding position by the soft-to-hard bonding feeding and discharging structure suitable for the touch screen, then optical cement is taken out by the optical cement taking manipulator and is conveyed into the bonding net cage mechanism by the optical cement conveying mechanism, and then the touch screen and the liquid crystal screen are pressed into a whole by the hard-to-hard bonding mechanism after being bonded by the optical cement and then the hard-to-hard bonding mechanism; the whole process is realized by means of automatic transfer and matching of a plurality of mechanisms, a plurality of laminating processes can be realized on one device, and the laminating process is realized without the help of matching of a plurality of complete devices, so that the device cost is reduced, the production automation is improved, and the production efficiency is finally improved.

Description

Automatic laminating equipment for liquid crystal display

Technical Field

The patent of the utility model relates to a technical field of laminating equipment particularly, relates to an automatic laminating equipment for LCD screen.

Background

A automatic laminating equipment for LCD is a equipment that can laminate LCD screen (LCD) and touch-sensitive screen, through the cooperation of a plurality of modules, realizes a whole assembly line automated production.

At present, an automatic attaching process is an important process in touch screen production, a liquid crystal screen and the touch screen need to be attached, optical cement (optical cement) is adopted for attaching, the liquid crystal screen and the touch screen need to be aligned and attached in the attaching process, the attaching position between the liquid crystal screen and the touch screen needs to be aligned and the upper protective film and the lower protective film need to be torn off, and the whole process needs to be completed in multiple steps.

The automatic full-laminating equipment in the prior art adopts single-station work, laminating operation of a single process of a single product can be realized only by a single machine, the whole laminating process is completed by matching of a plurality of pieces of equipment, the equipment cost is high, the automation degree is low, and the final production efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic laminating equipment for LCD screen aims at solving prior art, needs equipment cost height, problem that production efficiency is low.

The utility model discloses a realize like this, be used for the automatic laminating equipment of LCD screen for pass through the optical cement laminating with LCD screen and touch-sensitive screen, including the touch-sensitive screen feed mechanism that is used for carrying on the touch-sensitive screen material loading, be used for transporting the touch-sensitive screen and laminating be applicable to the soft unloading structure of laminating to hard of touch-sensitive screen, optical cement pan feeding mechanism, be used for laminating touch-sensitive screen and optical cement laminating net cage mechanism, be used for carrying the touch-sensitive screen be applicable to the soft unloading structure of laminating to hard of touch-sensitive screen unloading structure, be used for the hard laminating mechanism of laminating touch-sensitive screen and LCD screen evacuation, be used for the selective examination mechanism of touch-sensitive screen; the hard-to-hard laminating mechanism comprises a hard-to-hard laminating upper box body used for adsorbing the touch screen and a hard-to-hard laminating lower box body used for placing the liquid crystal screen, and the optical cement feeding mechanism comprises an optical cement taking mechanical arm used for sucking optical cement from the optical cement feeding mechanism to the optical cement feeding platform.

Further, an automatic laminating equipment for LCD screen still includes LCD screen positioning mechanism, LCD screen positioning mechanism is including the correction piece that is used for rectifying and being used for promoting the correction cylinder of correction piece, the correction piece is including the locating wheel that is used for the location and being used for the location and the locating component who rectifies, locating component includes coarse adjustment handle and is used for the fine setting screw rod of fine setting LCD screen position.

Further, the optical cement is attached with pad pasting and lower pad pasting, an automatic laminating equipment for LCD screen is still including the little ear feed mechanism that is used for providing little ear, be used for tearing down the pad pasting with the help of little ear be used for the optical cement heavily from type tear film structure down, be used for tearing off the light of last pad pasting with the help of little ear from type tear film mechanism on, it is including the die clamping cylinder who is used for pressing from both sides to get little ear to tear film mechanism on lightly from type.

Further, unloading structure in soft to hard laminating suitable for touch-sensitive screen includes touch-sensitive screen adsorption component for the automatic laminating equipment of LCD screen still includes ion wiper mechanism, is used for the touch-sensitive screen material loading upset platform with the touch-sensitive screen upset, is used for with the touch-sensitive screen follow the touch-sensitive screen material loading manipulator of touch-sensitive screen material loading upset platform transfer to middle microscope carrier removes the arm, is used for the touch-sensitive screen material loading camera subassembly of proofreading and correct, is used for with the touch-sensitive screen follow the touch-sensitive screen material loading that middle microscope carrier transferred to touch-sensitive screen adsorption component shifts the microscope carrier.

Furthermore, still include the optical cement lamination material loading subassembly that is used for depositing the optical cement and be used for taking out the optical cement of depositing and get material manipulator, optical cement lamination material loading subassembly has two stations, and one of them station is located the material level of getting of optical cement lamination material loading subassembly.

Further, still include and be used for carrying on the product to detect camera mechanism from top to bottom behind the dyestripping of CCD counterpoint.

Further, still include be used for transporting the touch-sensitive screen that will paste the optical cement to the box below is laminated to hard to soft to hard unloading conveying carrying arm.

Further, the hard-to-hard attaching mechanism comprises a touch screen correction camera mechanism for shooting the position of the touch screen and a liquid crystal screen correction camera mechanism for shooting the position of the liquid crystal screen.

Further, the touch screen feeding mechanism comprises a hard-to-hard touch screen feeding mechanism for feeding the touch screen.

Further, the liquid crystal display device further comprises a liquid crystal display manipulator mechanism for taking the liquid crystal display and an empty tray limiting mechanism for limiting the empty tray.

Compared with the prior art, the utility model provides an automatic laminating equipment for LCD screen, after touch-sensitive screen feed mechanism carries out the material loading with the touch-sensitive screen, the last unloading structure of soft to hard laminating that is applicable to the touch-sensitive screen transports the touch-sensitive screen to appointed laminating position, then optical cement material taking manipulator takes out the optical cement from optical cement material taking mechanism, and transport to laminating box with a net mechanism through optical cement material taking manipulator and optical cement pan feeding platform, then the touch-sensitive screen is after the laminating of optical cement earlier, by the hard to hard laminating upper box body of laminating mechanism, then will put the hard to hard laminating lower box body of LCD screen and move to the hard to hard laminating upper box body below, pressfitting hard to hard laminating lower box body and hard to hard laminating upper box body, make the evacuation laminating between LCD screen and the touch-sensitive screen, accomplish the laminating process of LCD screen and touch-sensitive screen; the whole process is realized by means of automatic transfer and matching of a plurality of mechanisms, a plurality of laminating processes can be realized on one device, and the laminating process is realized without the help of matching of a plurality of complete devices, so that the device cost is reduced, the production automation is improved, and the production efficiency is finally improved.

Drawings

Fig. 1 is a schematic front perspective view of an automated bonding apparatus for a liquid crystal display provided by the present invention;

fig. 2 is a schematic perspective view of the back side of the automated bonding apparatus for liquid crystal display provided by the present invention;

fig. 3 is a schematic perspective view of an ion cleaning mechanism provided by the present invention;

fig. 4 is a schematic front perspective view of a soft-to-hard laminating feeding and discharging structure suitable for a touch screen according to the present invention;

fig. 5 is a schematic perspective view of a soft-to-hard laminating feeding mechanism provided by the present invention;

fig. 6 is a schematic perspective view of a soft-to-hard laminating and blanking mechanism provided by the present invention;

fig. 7 is a schematic perspective view of a touch screen loading and overturning platform provided by the present invention;

fig. 8 is a schematic perspective view of an optical adhesive laminate feeding assembly provided by the present invention;

fig. 9 is a schematic perspective view of an optical cement reclaiming and adsorbing mechanism provided by the present invention;

fig. 10 is a schematic perspective view of an optical cement feeding platform assembly provided by the present invention;

fig. 11 is a schematic perspective view of an optical glue dispensing manipulator assembly provided by the present invention;

fig. 12 is a schematic perspective view of a heavy release type tear film structure for optical cement provided by the present invention;

fig. 13 is a schematic perspective view of a hard-to-hard bonded upper case assembly provided by the present invention;

fig. 14 is a schematic perspective view of a small ear feeding mechanism provided by the present invention;

fig. 15 is a schematic perspective view of a hard-to-hard bonded lower case assembly provided by the present invention;

fig. 16 is a schematic perspective view of a touch screen calibration camera assembly provided by the present invention;

fig. 17 is a schematic perspective view of a liquid crystal display calibration camera module according to the present invention;

FIG. 18 is a schematic view of the front side of the hard-to-hard upper box of the present invention;

fig. 19 is a schematic diagram of electrical connection between electronic components of an automated bonding apparatus for a liquid crystal display according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-19, the preferred embodiment of the present invention is shown.

The automatic laminating equipment for the liquid crystal screen is used for laminating the liquid crystal screen and the touch screen through optical cement and comprises a touch screen feeding mechanism 101, a soft-to-hard laminating feeding and discharging structure 1 suitable for the touch screen, an optical cement feeding mechanism, a laminating net cage mechanism 5, a vacuum box body assembly and a sampling inspection mechanism 7, wherein the vacuum box body assembly comprises a hard-to-hard laminating upper box body 3222 and a hard-to-hard laminating lower box body 3227, and the optical cement feeding mechanism comprises an optical cement taking manipulator 4; the optical glue feeding platform 2106 assembly comprises an optical glue feeding manipulator 301; touch-sensitive screen feed mechanism 101 is used for carrying out the touch-sensitive screen material loading, unloading structure 1 is used for transporting and laminating the touch-sensitive screen in the soft to hard laminating that is applicable to the touch-sensitive screen, laminating box with a net mechanism 5 is used for laminating touch-sensitive screen and optical cement, unloading structure 1 is used for carrying the touch-sensitive screen in the soft to hard laminating that is applicable to the touch-sensitive screen, vacuum box subassembly is used for the evacuation laminating of touch-sensitive screen and LCD screen, selective examination mechanism 7 is used for the selective examination touch-sensitive screen, box 3222 is used for adsorbing the touch-sensitive screen in the hard to hard laminating, box 3227 can supply the LCD screen to put into under the hard to hard laminating, optical cement reclaimer manipulator 4 is used for drawing optical cement to optical cement pan feeding platform 2106 from optical cement material mechanism.

After the touch screen is loaded by the touch screen loading mechanism 101, the touch screen is transferred to a specified bonding position by the soft-to-hard bonding loading and unloading structure 1 suitable for the touch screen, then the optical cement taking manipulator 4 takes out the optical cement from the optical cement feeding mechanism and carries the optical cement into the bonding net box mechanism 5 through the optical cement taking manipulator 4 and the optical cement feeding platform 2106, then the touch screen is bonded by the optical cement and then is adsorbed by the hard-to-hard bonding upper box 3222 of the vacuum box assembly, then the hard-to-hard bonding lower box 3227 with the liquid crystal screen is moved to the position below the hard-to-hard bonding upper box 3222, and the hard-to-hard bonding lower box 3227 and the hard-to-hard bonding upper box 3222 are pressed, so that the vacuum bonding is performed between the liquid crystal screen and the touch screen, and the bonding process of the liquid crystal screen and the touch screen is completed; the whole process is realized by means of automatic transfer and matching of a plurality of mechanisms, a plurality of laminating processes can be realized on one device, and the laminating process is realized without the help of matching of a plurality of complete devices, so that the device cost is reduced, the production automation is improved, and the production efficiency is finally improved.

In addition, the automatic laminating equipment for the liquid crystal screen further comprises a liquid crystal screen positioning mechanism 8, the liquid crystal screen positioning mechanism 8 comprises a correcting part and a correcting cylinder, the correcting part comprises a positioning wheel and a positioning assembly, and the positioning assembly comprises a rough adjusting handle and a fine adjusting screw rod; the correcting part is used for correcting, the correcting cylinder is used for pushing the correcting part, the positioning wheel is used for positioning, the positioning assembly is used for positioning and correcting, and the fine adjustment screw is used for fine adjustment of the position of the liquid crystal display.

Through setting up LCD screen positioning mechanism 8, can realize accurate material loading during the material loading, be equipped with the correction piece moreover, can rectify the LCD screen in the transportation.

The automatic laminating equipment for the liquid crystal display screen further comprises a small ear feeding mechanism 9, a heavy-release lower film tearing mechanism 10 for optical adhesive and a light-release upper film tearing mechanism 11, wherein the light-release upper film tearing mechanism 11 comprises a clamping cylinder; little ear feed mechanism 9 is used for providing little ear for the pad pasting is torn down to heavy the type of optical cement structure 10 of tearing down to be used for tearing down the pad pasting with the help of little ear, tears membrane mechanism 11 on light the type of leaving and is used for tearing down the pad pasting with the help of little ear, and die clamping cylinder is used for pressing from both sides and gets little ear.

Through setting up little ear feed mechanism 9 and being used for the heavy type of releasing of optical cement to tear membrane structure 10, can realize full automation and tear the membrane.

Specifically, the clamping cylinder is installed on the Y axis of the film tearing mechanism 11 on the light release type, and the servo motor with the adjustable angle is further installed at the rear part of the clamping cylinder, so that the angle of the clamping cylinder is adjustable, the clamping of the small ears is facilitated, and the film on the cover plate can be torn by rotating the angle.

In addition, the automatic laminating equipment for the liquid crystal display also comprises a soft-to-hard feeding portal frame 12; the soft-to-hard loading portal frame 12 is used for bearing the light release type upper film tearing mechanism 11 and the optical adhesive loading arm.

Specifically, by arranging the two mechanisms together at the same time, the double-station simultaneous work can be realized.

The small ear feeding mechanism 9 comprises a synchronous wheel, a synchronous belt, a plurality of guide wheels 903 and a material receiving wheel 904, a blocking disc 906 is formed on a chuck 905, and an optical fiber switch 908 is arranged below the material belt 907; the hold-in range is used for carrying out synchronous rotation with synchronizing wheel and servo motor's drive wheel, and leading wheel 903 drives the material area 907 rotatory, and chuck 905 is formed with chuck 905, and fiber switch 908 is used for detecting whether there is the product to pass through.

Specifically, the soft-to-hard laminating loading and unloading structure 1 suitable for the touch screen comprises a touch screen adsorption component 102, the automatic laminating equipment for the liquid crystal screen further comprises an ion cleaning mechanism 13, a touch screen loading and overturning platform 14 used for overturning the touch screen, a touch screen loading manipulator moving arm 15 used for transferring the touch screen from the touch screen loading and overturning platform 14 to a middle carrying platform 17, a touch screen loading camera component 16 used for correcting, and a touch screen loading and moving platform 18 used for transferring the touch screen from the middle carrying platform 17 to the touch screen adsorption component 102.

Specifically, touch-sensitive screen material loading upset platform 14 is including turning over the board 1401, being used for placing the too big speed reducer 1403 of upset power degree, the upset motor 1404 that is used for the upset touch-sensitive screen, the slip table cylinder 1405 that is used for height-adjusting, and slip table cylinder 1405 realizes that the mechanism is stable goes up and down and can reasonable height-adjusting, turns over the board 1401 and is provided with the suction nozzle, and the suction nozzle is ensured the touch-sensitive screen and is adsorbed the fastening.

Specifically, the ion cleaning mechanism 13 includes an ion wind bar 1301 for performing primary cleaning on the touch screen and a fan 1302 for blowing out a wind knife for performing secondary cleaning on the touch screen; when the touch screen is fed and passes through the ion cleaning mechanism 13, the ion air rod 1301 cleans the touch screen for the first time, the air knife cleans the touch screen for the second time when the feeding and moving platform 19 of the touch screen passes through the structure, the static electricity and the foreign matters on the surface of the product are reduced by cleaning for the second time, and the yield of the product is improved.

Specifically, touch screen load shift stage 18 includes a calibration stage assembly, a pen cylinder for high speed drive, and spring support posts for fixedly positioning the calibration stage assembly relative to the bottom mounting plate.

Specifically, the touch screen loading camera assembly 16 performs CCD alignment on the touch screen.

Specifically, the automatic attaching device for the liquid crystal display further comprises an optical cement laminated feeding assembly 20 for storing optical cement and an optical cement taking manipulator 4 for taking out the stored optical cement, wherein the optical cement laminated feeding assembly 20 is provided with two stations, and one station is located at the material taking position of the optical cement laminated feeding assembly 20; adopt batch lamination material loading, the below adopts servo drive lead screw module to go up and down, moves accurately, and adopts the duplex position to alternate, does not shut down when having reached last OCA material, and the board is efficient.

Specifically, the optical cement reclaiming manipulator 4 is composed of a screw rod module driven by a Y-axis servo motor, a material loading Z-axis cylinder, and a material shaking cylinder suction pen 2013 as an adsorption component; the module moves to the OCA membrane and gets the material level, and Z axle cylinder is next, trembles the material cylinder next, and the membrane is inhaled to the absorption subassembly, and Z axle cylinder is upper, and 4 tremble the material cylinder and shake and divide the material after the cylinder resets, and Y axle module is to the blowing position, accomplishes and gets the material. The module realizes the quick material loading of OCA, trembles the material cylinder and reduces the material loading folded piece.

Specifically, the optical cement conveying device further comprises an optical cement feeding platform 2106 used for transferring optical cement to a material taking position of the optical cement conveying mechanism, wherein the optical cement feeding platform 2106 comprises a vacuum platform 2101 used for placing optical cement by the optical cement taking manipulator 4; the optical cement feeding platform 2106 consists of an X-axis pen-shaped air cylinder, a platform guide air cylinder and a lamination detection assembly; the Z axis of the optical glue feeding manipulator 301 adopts a sliding table cylinder 1405, and the adsorption component adopts a suction nozzle; the optical cement feeding platform 2106 is used for feeding materials, the detection assembly detects whether the OCAs are laminated or not, if the OCAs are laminated, the guide cylinder vertically rotates to shake the materials, and then the pen-shaped cylinder drives the platform to a feeding position (if the OCAs are not laminated, the guide cylinder stage is skipped); the feeding arm is arranged at the upper material level, the lower position of the Z-axis cylinder is arranged at the lower position of the adsorption assembly, the adsorption assembly absorbs the membrane, and the Z-axis cylinder is reset and then is discharged to a No. 1 or No. 2 net cage according to signals, so that the feeding action is successful; detection module and direction cylinder have realized that the secondary shakes the material, have reduced OCA material loading folded piece, realize accurate material loading.

Specifically, a bonding roller for bonding the optical adhesive and the touch screen is arranged in the bonding net cage mechanism 5; the device consists of a servo driving screw rod module, a guide rail, a net cage, a screen plate and a fitting roller; the lead screw module drives box with a net to OCA material loading, shoots the position and takes a picture the position and counterpoint the back and arrive the laminating position, and box with a net inside servo drives the lead screw module, and the laminating gyro wheel motion is accomplished the laminating.

Specifically, the automatic attaching device for the liquid crystal display further comprises a finished product transferring platform 23 for transferring finished products; the Y axis drives the screw rod module by adopting a servo motor, so that accurate positioning and high-efficiency transmission are realized; the platform uses electronic revolving stage, and the platform is rotatable, realizes accurate counterpoint before the unloading, and the unloading position is unified.

Specifically, the automatic attaching device for the liquid crystal display further comprises a camera mechanism 24 for detecting the product up and down after the film tearing for the CCD alignment is carried out on the product.

Specifically, the automated attaching device for the liquid crystal display further includes a soft-to-hard blanking conveying and carrying arm 25 for transferring the touch screen attached with the optical cement to the position below the hard-to-hard attaching upper box 3222.

Specifically, the vacuum box assembly comprises a touch screen correction camera mechanism for shooting the position of the touch screen and a liquid crystal screen correction camera mechanism for shooting the position of the liquid crystal screen.

Specifically, in the spot inspection mechanism 7, a pen-shaped cylinder is used for the Y axis, and a sliding table cylinder 1405 is used for the adsorption Z axis; the Z-axis cross suction plate adsorbs a product, the sliding table cylinder 1405 is on the upper position, and the pen-shaped cylinder returns to the feeding position to finish the sampling inspection; the sampling inspection assembly realizes product detection without stopping, and improves the production efficiency.

Specifically, the automatic laminating equipment for the liquid crystal display further comprises a hard-to-hard touch screen feeding mechanism 27101 for feeding the touch screen, the hard-to-hard touch screen feeding mechanism is supported by a gantry weldment, a discharging arm is composed of a Z-axis lifting cylinder and a material adsorption sucker, and the hard-to-hard touch screen feeding mechanism is installed on a linear motor and can feed a plurality of station carrying platforms at high precision and high speed, so that the production efficiency is improved.

Specifically, the automatic laminating equipment for the liquid crystal screen further comprises a hard-to-hard touch screen carrying platform 28 for storing the touch screen, servo lead screw module transmission is adopted, and a bearing spring below the placing plate is beneficial to buffering and reducing vertical friction resistance to protect products when the upper cavity is used for taking materials.

Specifically, the automatic laminating equipment for the liquid crystal display screen further comprises a hard-to-hard camera correcting mechanism, wherein the hard-to-hard camera correcting mechanism and the hard-to-hard camera correcting mechanism are supported by a gantry welding part and are arranged on the linear motor, and double stations can be shot back and forth to improve the utilization rate of the camera and realize rapidness and accuracy; the liquid crystal screen camera is fixed by the work piece and is shot through the prism and counterpoint, and the vertical alignment product of liquid crystal screen camera directly shoots the light source and is favorable to promoting the laminating precision for it provides suitable luminance.

The automatic laminating equipment for the liquid crystal screen further comprises a liquid crystal screen manipulator mechanism 30 for taking the liquid crystal screen and an empty tray limiting mechanism 31 for limiting an empty tray, the whole assembly adopts a servo driving lead screw module, an X shaft adopts a double gantry frame to support a material taking mechanical arm and an empty tray discharging arm, and the adsorption assembly adopts a suction nozzle; when materials are taken, the material taking mechanical arm X, Y moves to the position above the material tray and below the Z-axis cylinder, and the materials are taken in sequence according to liquid crystal display products in the material tray; when no liquid crystal display screen exists in the material tray, the X-axis cylinder of the material taking tray manipulator retracts to the position above the material tray, the Z axis descends to the material tray, the Z axis ascends after the adsorption component adsorbs the material, the X-axis cylinder extends out, and the empty material tray is discharged into the empty tray limiting mechanism 31.

Each element of the automatic laminating equipment for the liquid crystal screen is respectively electrically connected with the control part, and the control program is not the content of the utility model, so the details are not repeated here.

A fitting structure 32 for a liquid crystal screen and a touch screen is used for fitting the liquid crystal screen and the touch screen and comprises a vacuum box body component 3201, a hard-to-hard correction camera component, a jig component 3214, a vertical driving mechanism 3215, a guide component 3216 and an X-axis fine adjustment component 3317; the vacuum box assembly 3201 comprises a hard-to-hard bonded upper box assembly 3202 and a hard-to-hard bonded lower box assembly 3203; the hard-to-hard correction camera component is used for correcting the placement positions of the liquid crystal screen and the touch screen, the jig component 3214 is accommodated in the vacuum box body component 3201 and used for placing the touch screen or the liquid crystal screen, the vertical driving mechanism 3215 is used for providing opening and closing power for the vacuum box body, the guide component 3216 is used for guiding the vacuum box body to be lifted or pressed downwards, and the X-axis fine adjustment component 3317 is arranged on the vacuum box body component 3201 and used for fine adjustment of the position.

Through setting up hard camera subassembly of rectifying to hard, can measure touch-sensitive screen and LCD screen in real time, and vertical actuating mechanism 3215 drive is hard to laminating last box subassembly 3202 and hard to combining box subassembly down, the laminating is then accomplished with the LCD screen in tool subassembly 3214 to the touch-sensitive screen this moment, if laminating error appears, the laminating position of touch-sensitive screen and LCD screen is adjusted through X axle fine setting subassembly 3317 directly, simple and fast, laminating efficiency is high, compact structure, small floor area.

The hard-to-hard correction camera components include a touch screen correction camera component 3204 for correcting touch screen position and a liquid crystal screen correction camera component 3205 for correcting a liquid crystal screen.

The touch screen correction camera assembly 3204 includes a prism fixing plate 3206 for setting a prism, an upwardly disposed touch screen correction camera for photographing alignment; the lcd correction camera assembly 3205 includes a direct-down lcd correction camera for photographing the aligned lcd, a coaxial light source 3211 for directly irradiating the product, an upright fixing plate for fixing the camera and the light source emitting coaxial light, and an lcd driving mechanism for moving the upright fixing plate.

The jig assembly 3214 comprises an upper jig mechanism 3218 and a lower jig mechanism 3219, the hard-to-hard attachment upper box assembly 3202 and the upper jig mechanism 3218 are fixedly arranged, the hard-to-hard attachment lower box assembly 3203 and the lower jig mechanism 3219 are fixedly arranged, and when the hard-to-hard attachment upper box assembly 3202 and the hard-to-hard attachment lower box assembly 3203 are pressed, the upper jig mechanism 3218 and the lower jig mechanism 3219 form a sealed space; the upper jig mechanism 3218 has an adjusting block 3220 and a buffer block 3221, and can be adjusted and buffered when the upper jig mechanism 3218 is attached to the lower jig mechanism 3219.

The hard-to-hard attachment upper box assembly 3202 comprises a hard-to-hard attachment upper box 3222, a vertical driving mechanism 3215 for driving the hard-to-hard attachment upper box 3222 to move up and down, a hard-to-hard attachment upper box mounting base 3224 for fixing the hard-to-hard attachment upper box 3222, and an X-axis fine adjustment assembly 3317 for fine adjusting an X-axis position of the hard-to-hard attachment upper box 3222.

The vertical driving mechanism 3215 includes a servo screw rod for transmission, and a power element for providing power.

The lower surface of the lower box 3227 with hard-to-hard fit and the upper box mounting seat 3224 with hard-to-hard fit forms four support shafts 3226 which are vertically downward, the upper surface of the lower box 3227 with hard-to-hard fit is provided with four linear bearings 3225, and the bearings are movably connected with the support shafts 3226; the hard-to-hard bonded lower box 3227 and the hard-to-hard bonded upper box mounting 3224 move vertically up and down relative to the hard-to-hard bonded lower box 3227.

Specifically, the hard-to-hard bonded lower case assembly 3203 comprises a hard-to-hard bonded lower case 3227, a guide rail for receiving the lower case assembly, and a hard-to-hard driving device 3228 for driving the hard-to-hard bonded lower case 3227; the hard-to-hard attachment device 32 includes a lead screw and a hard-to-hard servo motor.

Specifically, the hard-to-hard attachment lower box assembly 3203 further comprises a lifting cylinder disposed below the hard-to-hard attachment lower box 3227, and the lifting cylinder drives the hard-to-hard attachment lower box 3227 to move up and down.

The vertical driving mechanism 3215 includes a vertical servo motor, a vertical screw rod for transmission, and a guide rail for connecting with the vertical screw rod.

Specifically, a sealing assembly for preventing vacuum leakage is arranged between the connecting shaft and the upper vacuum cover body.

Hard box subassembly 3202 is supported by the gantry weldment on laminating firmly, adopt servo lead screw, DD motor drive can guarantee to counterpoint after the quick accurate adjustment to suitable position guarantee laminating precision, the vacuum is detected by vacuum pressure gauge in the cavity, reach the evacuation laminating by PLC through the on-off control vacuum pump of solenoid valve, go up the cavity and pass linear bearing 3225 through four axles and do and reciprocate perpendicularly between box mount pad 3224 and the cavity on laminating firmly, regulating block 3220 and buffer block 3221 adjustable cavity are suitable to push down the volume. The surface of the upper cavity jig suction plate is provided with the high-strength rubber soft plate, so that products can be protected, and a small gap is formed in the pressing process, so that the gas of the two plates can be discharged conveniently, and the generation of bubbles can be effectively reduced.

Hard to hard touch-sensitive screen and LCD screen correct camera subassembly 3205, both are supported by the portal weldment, but install on linear electric motor duplex position and make a round trip to shoot and improve the camera utilization ratio and realize quick accurate. The liquid crystal screen camera is fixed by the work piece and is shot through the prism and counterpoint, and the vertical alignment product of liquid crystal screen camera directly shoots the light source and is favorable to promoting the laminating precision for it provides suitable luminance.

Box subassembly 3203 adopts servo lead screw transmission can reach fast accurately and shoot position, laminating position under the hard laminating, and laminating tool board below cylinder plus linear bearing 3225 makes the lift action smooth and easy steady, load evenly distributed, corresponds product size laminating tool application messenger equipment and can correspond the polymorphic type operation simultaneously.

Each element in the attaching structure 32 for the liquid crystal display and the touch screen is electrically connected to the control element, and the control program of the control element is not the content of the utility model, and therefore is not described herein.

An optical cement feeding mechanism is used for feeding optical cement and comprises an optical cement laminated feeding assembly 20, an optical cement material taking manipulator 4 and an optical cement feeding platform 2106 assembly; the optical cement laminated sheet feeding assembly 20 is used for stacking a plurality of layers of optical cement laminated sheets and comprises a supporting plate 2001, an optical cement material changing bottom plate 2002 and a driving mechanism for driving an optical cement lifting plate to move up and down, wherein the driving mechanism comprises a motor and a linear module, and the motor is in driving connection with the linear module; a plurality of positioning columns 2003 are further arranged on the side periphery of the optical adhesive refueling bottom plate 2002; the optical cement material taking manipulator 4 is used for taking materials, the optical cement material feeding platform 2106 assembly is used for transferring optical cement to the optical cement material feeding manipulator 301 assembly, the optical cement material changing bottom plate 2002 is used for bearing the liquid crystal display optical cement laminated sheet, the driving mechanism is used for driving the optical cement lifting plate to move up and down, and the positioning column 2003 is used for positioning the optical cement laminated sheet.

Carry out the optical cement material loading through optical cement lamination material loading subassembly, then transport the optical cement by optical cement reclaimer manipulator, go in going to the position that can be taked away by optical cement reclaimer manipulator subassembly by optical cement pan feeding platform subassembly again to realize integrative optical cement and get the process of material loading, whole process need not artifical the participation, greatly increased production efficiency.

Specifically, the optical cement laminated sheet feeding mechanism further comprises a feeding guide rail 2004 and a guide rail connecting plate 2005 which are transversely driven, a guide block is arranged on the lower surface of the guide rail connecting plate 2005 and movably connected with the guide rail, the optical cement lifting plate and the driving mechanism are relatively fixedly arranged, and the guide rail is provided with a hard limiting mechanism 2006, a feeding hydraulic buffer 2007 for buffering and a feeding pen-shaped air cylinder 2008.

The optical cement reclaiming manipulator 4 comprises an optical cement reclaiming and adsorbing mechanism 2009 and an optical cement reclaiming portal frame 2010 for loading the optical cement reclaiming and adsorbing mechanism 2009, the optical cement adsorbing mechanism comprises an optical cement reclaiming and adsorbing assembly 2011 for adsorbing optical cement, and the optical cement reclaiming and adsorbing assembly 2011 comprises a vertical adsorbing cylinder 2012, a suction pen 2013 for sucking optical cement and a fixing piece 2014 for fixing the suction pen 2013; mounting 2014 is provided with the trompil, and vertical absorption cylinder 2012 wears to locate in mounting 2014.

Optical cement adsorbs mechanism still includes adsorbs support body 2015 and guide rail, adsorbs support body 2015 and guide rail relatively fixed arrangement, adsorbs support body 2015 lower extreme to be formed with the installation end, installation end and mounting 2014 fixed arrangement.

The optical cement adsorbing mechanism and the optical cement taking portal frame 2010 are relatively fixedly arranged, the optical cement taking adsorbing mechanism 2009 comprises a taking sliding table, an electromagnetic valve and a module connecting plate, the optical cement taking portal frame 2010 is provided with a sliding rail, and the taking sliding table is movably connected with the sliding rail; the module connecting plate is got material adsorption component 2011 relatively fixed with the optical cement and is arranged, and the optical cement is got material adsorption component 2011 and is got the material support body including getting, gets material support body down and mounting 2014 fixed arrangement, upwards with module connecting plate fixed arrangement.

Specifically, the optical cement feeding platform 2106 assembly comprises an X-axis pen-shaped cylinder, an optical cement rotating cylinder 2103 for adjusting the position, and an optical cement lamination detecting assembly 2104 for detecting whether lamination is performed or not; the optical cement detection assembly comprises an optical cement detection module 2105, an optical cement feeding platform 2106 for bearing optical cement and a guide frame 2107 for erecting the optical cement lamination detection module; the optical cement detection module 2105 comprises an opposite-incidence optical fiber piece and a lamination digital display vacuum meter, and an outlet of the opposite-incidence optical fiber piece faces to the optical cement feeding platform 2106.

Specifically, the optical cement feeding platform 2106 assembly further comprises two parallel feeding parallel sliding rails 2110, a hard limiting mechanism 2006 arranged at one end of the feeding parallel sliding rails 2110 and a hydraulic buffer for buffering the optical cement lamination detecting assembly 2104, wherein the X-axis pen-shaped air cylinder is erected between the two feeding parallel sliding rails 2110; a slide block is formed at the lower end of the guide frame 2107 and is movably connected with the feeding parallel slide rail 2110; the optical cement feeding platform 2106 has a lower end face, and the optical cement rotating cylinder 2103 is arranged on the lower end face of the optical cement feeding platform 2106.

The outlet of the correlation optical fiber piece is slightly higher than the optical cement feeding platform 2106, the lamination digital display vacuum meter and the guide frame 2107 are fixedly arranged, and the correlation optical fiber piece is electrically connected with the lamination digital display vacuum meter.

Specifically, the optical glue feeding manipulator 301 assembly includes an optical glue feeding adsorption assembly 2031, an optical glue feeding sliding table cylinder 2032 for providing power, and an optical glue feeding sliding assembly 2033 for assisting the optical glue feeding adsorption assembly 2031 to move up and down; the optical adhesive feeding adsorption assembly 2031 comprises a feeding suction pen 2034 and a feeding fixing piece 2035 for fixing the feeding suction pen 2034; the lower end of the feeding fixing part 2035 forms a feeding adsorption rack 2036, and the upper end of the feeding suction pen 2034 is fixedly arranged with the feeding adsorption rack 2036.

Specifically, the optical glue feeding sliding assembly 2033 comprises a feeding sliding guide rail 2037, a control block 2038 and a cylinder connecting plate 2039, the optical glue feeding sliding table cylinder 2032 is fixedly arranged with the cylinder connecting plate 2039, the control block 2038 is fixedly arranged with the cylinder connecting plate 2039, and the control block 2038 is formed with a feeding movable slider movably connected with the feeding sliding guide rail 2037.

Each element of the optical cement feeding mechanism is electrically connected to the control element, and the control procedure of the control element is not the content of the utility model, and therefore is not described herein.

There is also one embodiment of a heavy release tear film structure 10 for optical glue.

The heavy-release type lower film tearing structure 10 for optical cement is used for clamping and tearing off a protective film and comprises a clamping mechanism 1001 for clamping the protective film, an adapter for installing a clamping jaw cylinder 1002, a film tearing sliding table cylinder 1004 arranged on a Y axis and used for distance, a top head mechanism 1005 for controlling press fit, a film tearing detection mechanism 1006 for detecting position height and an angle fine adjustment motor 1007 for adjusting the angle of the clamping jaw cylinder 1002; the ram mechanism 1005 includes a ram cylinder 1008 and a protrusion that faces the small ear.

In processing, utilize fixture to come the centre gripping protection film to utilize dyestripping slip table cylinder to carry out relative position and adjust, utilize angle fine-tuning drive die clamping cylinder to finely tune fixture's centre gripping angle, can realize accurate position height detection through dyestripping detection mechanism moreover, thereby can finely tune fixture's centre gripping angle according to the protection film, reach the effect of accurate centre gripping and tearing.

Also, the heavy release type tear film structure 10 for optical cement comprises a clamping jaw cylinder 1002 arranged on the X axis for driving a clamping jaw for clamping a small ear; realize little ear feeding mechanism rigidity, both sides tear the homoenergetic and accomplish to get the material, have realized clamping jaw cylinder 1002 angularly adjustable, have made things convenient for and have got little ear by the clamp, can change the angle again and remove to tear the diaphragm on the touch-sensitive screen.

Specifically, the extension piece is movably connected with the plug cylinder 1008, the film tearing detection mechanism 1006 is fixedly connected with the plug mechanism 1005, and the film tearing detection mechanism 1006 is provided with a transmitting opening facing to a small ear.

Specifically, the clamping mechanism 1001 includes a first clamping block 1011 and a second clamping block 1012 which are oppositely arranged and form a clamping opening, and a guide member which is fixedly installed on the clamping jaw cylinder 1002 and is in sliding fit with the first clamping block 1011 and the second clamping block 1012, and the guide member is provided with a sliding groove for the first clamping block 1011 and the second clamping block 1012 to slide.

Specifically, a first clamping slider is formed at one end of the first clamping block 1011, a second clamping slider is formed at one end of the second clamping block 1012, and the first clamping slider and the second clamping slider are movably connected with the sliding groove respectively.

Specifically, when the first clamping slider abuts against the second clamping slider, the first clamping block 1011 is spaced apart from the second clamping block 1012, and the first clamping block 1011 and the second clamping block 1012 are disposed in a hook shape.

Specifically, a drive shaft of the angle fine adjustment motor 1007 is vertically mounted on the jaw cylinder 1002.

Specifically, the actuating mechanism includes a vertical sliding table cylinder 1015 that is installed on the adaptor and drives the clamping jaw cylinder 1002 and the clamping mechanism 1001 to move up and down.

Specifically, the heavy-release type film tearing structure 10 for optical cement further comprises a film tearing module 1016 fixedly arranged with the film tearing sliding table cylinder 1004, wherein the film tearing module 1016 comprises a film tearing driving motor 1017 for driving the film tearing module 1016 to move back and forth, a film tearing guide rail 1019 for bearing the module, and a motor base 1018 for bearing the film tearing driving motor 1017; dyestripping driving motor 1017 and motor cabinet 1018 fixed arrangement, motor cabinet 1018 and the one end fixed arrangement of dyestripping guide rail 1019.

Specifically, the adaptor includes a first plate 1020 for mounting the jaw cylinder 1002 and a second plate 1021 extending vertically along one side of the first plate 1020 for fixedly mounting an angle fine adjustment motor 1007, the angle fine adjustment motor 1007 being disposed in an L-shaped space formed by the first plate 1020 and the second plate 1021.

Specifically, the connecting member forms a first plate 1020, a first limiting block 1022 and a second limiting block for limiting the angle of the clamping jaw cylinder 1002 are formed on the first plate 1020, an angle limiting column is formed on the shaft of the angle fine adjustment motor 1007, and when the angle limiting column touches the first limiting block 1022 and the second limiting block, the clamping jaw cylinder 1002 does not move any more.

Specifically, the vertical slide table cylinder 1015 is mounted on the back surface of the first plate 1020.

Each element of the heavy release type peeling structure 10 for optical cement is electrically connected to the control element, and the control program of the control element is not the content of the utility model, and therefore is not described herein.

Unloading structure 1 in soft to hard laminating suitable for touch-sensitive screen, go up unloading operation on the touch-sensitive screen, including soft to hard touch-sensitive screen feed mechanism 101, soft to hard touch-sensitive screen unloading mechanism 127 and soft to hard laminating portal mechanism 2, soft to hard touch-sensitive screen feed mechanism 101 includes touch-sensitive screen material loading adsorption component and material loading module mounting 103, touch-sensitive screen material loading adsorption component and material loading module mounting 103 relatively fixed connection, soft to hard touch-sensitive screen unloading mechanism 127 includes unloading adsorption component 104 and unloading module mounting 105, unloading adsorption component 104 and unloading module mounting 105 relatively fixed connection, soft to hard touch-sensitive screen feed mechanism 101 and soft to hard touch-sensitive screen unloading mechanism 127 respectively with portal frame swing joint.

Unloading structure 1 in the soft to hard laminating suitable for touch-sensitive screen, through setting up soft to hard touch-sensitive screen feed mechanism 101 and soft to hard laminating portal frame 2, soft touch-sensitive screen material loading adsorption component to hard touch-sensitive screen feed mechanism 127 can adsorb the touch-sensitive screen to the processing position, and the portal frame can prop up soft removal to hard touch-sensitive screen feed mechanism 101, and set up soft to hard touch-sensitive screen unloading mechanism 127, can adsorb the touch-sensitive screen simultaneously and carry out the unloading, whole process does not need artifical the participation, reduce the product defective rate, material loading and laminating efficiency are improved.

The feeding module fixing part 103 comprises a feeding module fixing plate 106, a bearing plate 108 and a feeding module mounting part 107, wherein the bearing plate 108 and the feeding module fixing plate 106 are fixedly arranged, a sliding block used for being arranged in a matched mode with the feeding module mounting part 107 is formed on the rear end face of the feeding module fixing plate 106, a guide rail is formed on the feeding module mounting part 107, and the guide rail is provided with a lead screw movably connected with the sliding block for arrangement.

The feeding module mount 107 is provided with a guide motor for pushing the slider.

One end of the feeding module fixing plate 106 forms a bearing plate 108 for bearing the touch screen feeding adsorption component, the bearing plate 108 is provided with an electromagnetic valve and a rotating motor 113 for rotating the touch screen feeding adsorption component, the touch screen feeding adsorption component comprises an insertion column which extends upwards, a bearing hole is formed in the bearing plate 108, the bearing plate 108 and the touch screen feeding adsorption component are fixedly arranged relatively, and the insertion column penetrates through the bearing hole and is movably connected with the rotating motor 113.

The touch screen loading adsorption assembly and the bearing plate 108 have a gap.

Touch-sensitive screen material loading adsorption component has upper assembly 116 and adsorbs piece 117, and upper assembly 116 and adsorption piece 117 fixed arrangement go up assembly 116 and form the insertion post upwards, adsorb and be formed with the adsorption plane below the piece 117, and the adsorption plane adsorbs the touch-sensitive screen.

Specifically, the adsorption member 117 may be disposed in a pressing manner with the attachment net cage, and may be used for soft-to-hard attachment of the optical adhesive and the touch screen.

Specifically, unloading module mounting 2014 is including module connection bottom plate 118 that is used for the fixed module connecting plate, the lead screw module that is used for reciprocating, the motor that is used for controlling the shaft coupling and unloading module mounting 105, and the motor is fixed with the one end of shaft coupling and is arranged, and the other end and the lead screw module of shaft coupling are fixed and are arranged, and module connection bottom plate 118 form the lead screw module.

Specifically, the blanking module fixing member 105 is formed with a slide rail, and the slide rail is movably connected with the screw rod module.

Specifically, unloading module mounting 105 includes unloading adsorption component 104 and is used for controlling the solenoid valve of direction cylinder, and direction cylinder and unloading adsorption component 104 fixed arrangement, unloading adsorption component 104 form the unloading adsorption surface down, and the unloading adsorption surface adsorbs the touch-sensitive screen after the processing.

Specifically, a sliding block is formed at one end of the blanking module fixing part 105, a transverse guide rail is formed on the portal frame, and the sliding block and the transverse guide rail are movably connected and arranged; the portal frame comprises a drag chain box and a drag chain, the drag chain and the sliding block are fixedly arranged, and the drag chain and the portal frame are relatively fixedly arranged.

Specifically, one end of the feeding module fixing member 103 is formed with a feeding slider 126 movably connected with the transverse rail.

A double-rotor linear module is adopted, 4 stations on two sides are respectively responsible for feeding and discharging, and the feeding and discharging arms can rotate. The feeding manipulator is a feeding arm and is also a soft-to-hard fit upper cavity, and a servo motor is connected with a speed reducer 1403 to achieve a high-precision positioning function; the rotation of the blanking arm is controlled by the guide cylinder, and 180-degree rotation can be realized. The material loading arm realizes the rapid and stable of material loading, and high accuracy is counterpointed during the laminating, reduces the product defective rate, and material loading and laminating efficiency are improved to the duplex position.

Each element in the soft-to-hard laminating feeding and discharging structure 1 suitable for the touch screen is electrically connected with the control part, and the control program does not belong to the content of the utility model, so the description is omitted.

The whole working process of the automatic attaching device in the embodiment is as follows:

1. the operator places the charging tray that will be full of the touch-sensitive screen and places the board with the material loading tool, and touch-sensitive screen material loading arm gets the material from the charging tray and moves the year suction disc to the material loading, then touch-sensitive screen tilting mechanism gets the material and moves the board to the centre.

2. The material loading is moved the arm and is got the material dyestripping from moving the board and counterpoint to transfer tool microscope carrier through CCD.

3. The optical cement is placed in the material placing mechanism, the mechanical arm takes the optical cement to the adsorption plate, and the feeding mechanical arm takes the optical cement from the adsorption plate to the lower cavity screen plate for vacuum suction.

4. Little ear feed mechanism 9 is to getting the material position, and dyestripping mechanism gets and easily tears to paste to the optical cement corner dyestripping and detects and throw the waste film, goes up the cavity and gets the touch-sensitive screen and in the chamber of resorption optical cement counterpoint simultaneously and shoot and accomplish the laminating from transfer tool microscope carrier.

5. And (3) re-separating the film tearing manipulator to take the easy-to-tear tape, and taking the attached product by the discharging arm, finishing the film tearing action to the film tearing position, aligning the CCD, placing the CCD on a transfer jig carrying platform, and preparing to enter a hard-to-hard ring joint.

6. The liquid crystal display is placed the charging tray, and the charging tray is placed in the belt line.

7. Lifting unit drives the charging tray to the material level, gets material X Y axles and makes the product remove to the tool platform in coordination to carry to tearing the membrane position, little ear feed mechanism 9 gets the material position, and tearing membrane mechanism gets and easily tears to paste and accomplish the dyestripping and send into positioning mechanism and rectify.

8. The manipulator takes the liquid crystal display to the lower cavity from the positioning mechanism, the manipulator at the other side takes the touch screen to the touch screen transplanting table, the upper cavity absorbs the liquid crystal display, and the upper cavity and the lower cavity are aligned to the laminating position through the CCD and are vacuumized and laminated.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The automatic laminating equipment for the liquid crystal screen is used for laminating the liquid crystal screen and the touch screen through optical cement, and is characterized by comprising a touch screen feeding mechanism for feeding the touch screen, a soft-to-hard laminating feeding and discharging structure suitable for the touch screen and used for transferring and laminating the touch screen, an optical cement feeding mechanism, a laminating net cage mechanism used for laminating the touch screen and the optical cement, a soft-to-hard laminating feeding and discharging structure suitable for the touch screen and used for carrying the touch screen, a hard-to-hard laminating mechanism used for vacuumizing and laminating the touch screen and the liquid crystal screen, and a spot-checking mechanism used for spot-checking the touch screen; the hard-to-hard laminating mechanism comprises a hard-to-hard laminating upper box body used for adsorbing the touch screen and a hard-to-hard laminating lower box body used for placing the liquid crystal screen, and the optical cement feeding mechanism comprises an optical cement taking mechanical arm used for sucking optical cement from the optical cement feeding mechanism to the optical cement feeding platform.

2. The automatic attaching device for the liquid crystal display according to claim 1, further comprising a liquid crystal display positioning mechanism, wherein the liquid crystal display positioning mechanism comprises a correcting member for correcting and a correcting cylinder for pushing the correcting member, the correcting member comprises a positioning wheel for positioning and a positioning assembly for positioning and correcting, and the positioning assembly comprises a rough adjusting handle and a fine adjusting screw rod for fine adjusting the position of the liquid crystal display.

3. The automated bonding apparatus for liquid crystal panels of claim 1, wherein the optical cement is attached with an upper adhesive film and a lower adhesive film, the automated bonding apparatus for liquid crystal panels further comprises a small ear feeding mechanism for providing a small ear, a heavy release lower tear film structure for optical cement for tearing off the lower adhesive film by means of the small ear, and a light release upper tear film mechanism for tearing off the upper adhesive film by means of the small ear, the light release upper tear film mechanism comprising a clamping cylinder for clamping the small ear.

4. The automatic bonding equipment for the liquid crystal screen according to any one of claims 1 to 3, wherein the soft-to-hard bonding feeding and discharging structure suitable for the touch screen comprises a touch screen adsorption component, the automatic bonding equipment for the liquid crystal screen further comprises an ion cleaning mechanism, a touch screen feeding overturning platform, a touch screen feeding manipulator moving arm, a touch screen feeding camera component and a touch screen feeding and transferring platform, the touch screen feeding and transferring platform is used for transferring the touch screen from the touch screen feeding overturning platform to the middle platform deck, the touch screen feeding camera component is used for correcting, and the touch screen feeding and transferring platform is used for transferring the touch screen from the middle platform deck to the touch screen adsorption component.

5. The automated bonding apparatus for liquid crystal display panels according to any one of claims 1 to 3, further comprising an optical adhesive lamination feeding assembly for storing optical adhesive and an optical adhesive picking manipulator for picking the stored optical adhesive, wherein the optical adhesive lamination feeding assembly has two stations, and one of the stations is located at the picking position of the optical adhesive lamination feeding assembly.

6. The automatic attaching device for the liquid crystal display according to any one of claims 1 to 3, further comprising a post-CCD-alignment up-down detection camera mechanism.

7. The automated bonding apparatus for liquid crystal panels of claim 6, further comprising a soft-to-hard blanking transfer arm for transferring the touch screen with the optical glue applied thereto under the hard-to-hard bonded upper box.

8. The automated bonding apparatus for liquid crystal panels of claim 7, wherein the hard-to-hard bonding mechanism comprises a touch screen calibration camera mechanism for capturing a position of the touch screen, a liquid crystal panel calibration camera mechanism for capturing a position of the liquid crystal panel.

9. The automated bonding apparatus for liquid crystal displays of claim 8, further comprising a hard-to-hard touch screen feeding mechanism for feeding touch screens.

10. The automated bonding apparatus for liquid crystal panels of claim 9, further comprising a liquid crystal panel manipulator mechanism for taking the liquid crystal panel and an empty tray limiting mechanism for limiting the empty tray.

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