CN111522160B - Liquid crystal display laminating equipment adopting atomization freezing and intelligent positioning - Google Patents
Liquid crystal display laminating equipment adopting atomization freezing and intelligent positioning Download PDFInfo
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- CN111522160B CN111522160B CN202010476164.7A CN202010476164A CN111522160B CN 111522160 B CN111522160 B CN 111522160B CN 202010476164 A CN202010476164 A CN 202010476164A CN 111522160 B CN111522160 B CN 111522160B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
Abstract
The utility model provides an adopt freezing LCD screen laminating of and intelligent location to equip, is including installing apron material loading module, LCD screen material loading module, laminating module, evacuation module, unloading aftertreatment module in the frame, wherein: the cover plate feeding module is used for atomizing and freezing the cover plate and then moving the cover plate to the laminating module; the liquid crystal screen feeding module is used for moving the liquid crystal screen coated with the liquid transparent adhesive to the attaching module; the laminating module is connected with the laminating module and is used for laminating the cover plate and the liquid crystal display; the vacuumizing module is used for pumping air in the laminating module; and the blanking post-processing module is used for moving out the attached cover plate and the attached liquid crystal screen. According to the invention, through atomization freezing adsorption and intelligent color matching, the problems of unreliable vacuum adsorption and low positioning precision of the large-size cover plate are solved, so that the bonding yield of the large-size liquid crystal display screen is improved.
Description
Technical Field
The invention relates to the technical field of laminating equipment, in particular to large-size liquid crystal display laminating equipment adopting atomization freezing and intelligent positioning.
Background
With the wide application of lcd tvs, different attaching processes are usually required to increase the aesthetic appearance and quality of electronic products in order to meet the diversified demands of users. The laminating technique is a technique that is used frequently in modern industrial production, and present laminating module includes material loading module, laminating module and vacuum ballast module, utilizes material loading module to shift diaphragm and apron to the laminating module on, then utilizes vacuum ballast module and laminating module to realize the laminating to diaphragm and apron or screen and apron.
With the development of industry, when a large-sized (more than 65 inches) liquid crystal screen is bonded, defects such as bubbles are likely to occur in a bonding region due to an excessively large area. To solve this problem, the vacuum degree inside the bonding module is generally evacuated. However, most of the existing attaching modules are attached by vacuum chucks, and for attaching large-size and ultra-large-size liquid crystal screens, the vacuum chucks have insufficient vacuum adsorption force, so that the attaching cannot be performed or the attaching effect is not ideal. Therefore, it is necessary to develop a bonding module suitable for a large-sized liquid crystal display.
Disclosure of Invention
The invention aims to provide liquid crystal display screen attaching equipment adopting atomization freezing and intelligent positioning.
In order to solve the technical problem, the invention adopts the following technical scheme:
the utility model provides an adopt freezing and LCD screen laminating of intelligence location of atomizing equipment, is including installing apron material loading module, LCD screen material loading module, laminating module, evacuation module, unloading aftertreatment module in the frame, wherein:
the cover plate feeding module is used for moving the cover plate to the laminating module after atomizing and freezing the cover plate;
the liquid crystal screen feeding module is used for moving the liquid crystal screen coated with the liquid transparent adhesive to the attaching module;
the laminating module is used for laminating the cover plate and the liquid crystal display screen;
the vacuumizing module is connected with the laminating module and used for pumping air in the laminating module;
a blanking post-processing module, wherein the attached cover plate and the liquid crystal screen are moved out of the attaching module;
the apron material loading module includes: prepare device, positioner, atomizing cooling device, first handling device, wherein:
the preparation device is used for storing the cover plate to be processed;
the positioning device is used for positioning a positioning area and an adsorption area of the atomization freezing area on the cover plate;
the atomization refrigerating device is used for atomizing the colored liquid and then spraying the atomized liquid to the positioning area and the atomization refrigerating area of the cover plate;
and the first conveying device is used for conveying the cover plate from the preparation device to the interior of the positioning device.
The positioning device includes: the mold positioning driving mechanism is arranged on the left side and the upper side of the mold respectively;
grooves are formed in the left side and the lower side of the interior of the mold and are used for providing positioning reference for the cover plate and the mask plate respectively, the mask plate is provided with a prefabricated through hole and is used for providing a processed mask for a spraying positioning area and an adsorption area, the cover plate moved to the interior of the mold by the first carrying device is pressed tightly by the mold positioning driving mechanism, and the cover plate is fixed to a preset position of the mold; the mask plate driving mechanism moves a mask plate to a preset position in the mold, and the mask plate is located above the cover plate.
The atomizing refrigeration device comprises: atomizer, bracing piece, X are to location stepping device, Y to location stepping device, workstation and air conditioning pipeline, atomizer will have the liquid atomization of colour to spout to the apron, atomizer installs in the one end of bracing piece, and the bracing piece other end is installed Y is to location stepping device is last, and Y is installed on the workstation to location stepping device, and the workstation dress is on X is to location stepping device, the air conditioning pipeline sets up in the top of mask slice, carries out quick freezing treatment to the region after the atomizing.
The first carrying device comprises a first sucker and a first carrying driving mechanism, the first carrying driving mechanism is connected with the first sucker, and the first carrying driving mechanism moves the cover plate and the mask plate through the first sucker.
The LCD screen feeding module comprises:
the unloading device is used for placing a liquid crystal screen to be processed;
the film tearing and gluing device is positioned above the transfer device and used for tearing off the protective film on the liquid crystal screen and uniformly coating the transparent adhesive on the upper surface of the liquid crystal screen;
tear film rubber coating device include: the device comprises an X-Y direction positioning device, a chuck with a magnetic sensor, a gluing member and a vacuum chuck, wherein the X-Y direction positioning device is connected with the chuck with the magnetic sensor and the gluing member; the vacuum chuck is located below the liquid crystal screen to be attached and above the unloading device, and the liquid crystal screen is fixed through pressure difference.
The shape of the gluing component is V-shaped, the middle area of the gluing component is provided with an outlet of transparent glue, the two end areas are provided with recovery ports of redundant transparent glue, the vertical projection length of the V-shaped gluing component is matched with the height of the liquid crystal screen to be attached, and the gluing component is driven by the X-Y direction positioning device to uniformly coat the transparent glue on the liquid crystal screen to be attached.
The laminating module comprises an upper laminating module, a lower laminating module and an opening and closing driving device;
the upper laminating module is used for regulating and controlling the position and the posture of the cover plate;
opening and closing driving device, including linear actuator, upper tie rod and lower connecting rod, go up the laminating module and be connected with the upper tie rod, lower laminating module is connected with lower connecting rod, goes up the connecting rod and is connected with linear actuator respectively with lower connecting rod, drives the opening and the closed operation of laminating module and lower laminating module by linear actuator.
Go up the laminating module and include: the device comprises an upper laminating cavity, a lifting adjusting assembly, a machine arm, a cover plate clamp, an elastic body, a heating and cooling assembly, a sponge body and a positioning camera, wherein the lifting adjusting assembly, the machine arm, the cover plate clamp, the elastic body, the heating and cooling assembly, the sponge body and the positioning camera are arranged in the laminating cavity;
the lifting adjusting assembly pushes the robot arm to an opening area at the bottom of the upper attaching cavity through downward movement, the robot arm extends the cover plate clamp out of the upper attaching cavity, the sponge body of the cover plate clamp is attached to the cover plate on the cover plate feeding module, and the elastic body buffers contact force;
the robot arm is used for transporting the cover plate on the positioning device to the interior of the laminating module;
the heating and cooling assembly comprises a heating pipe and a cooling pipe, and can perform freezing and thawing treatment on water or ice in the sponge body so as to assist the sponge body in adsorbing or releasing the cover plate;
the cavernosum includes aqueduct and water storage hair follicle, the aqueduct with the water storage hair follicle is connected, receives the extrusion back at the cavernosum, and the water of storage in water storage hair follicle inside is extruded in the cavernosum.
The lower fitting unit includes: laminating cavity and establish sealing washer, manipulator, LCD screen positioning die, LCD screen anchor clamps and the vacuum chuck in this laminating cavity down, the sealing washer is installed the up end of laminating cavity down is used for sealing go up laminating cavity and lower laminating cavity, LCD screen positioning die mid portion is the cavity, and the location benchmark is done to the inner chamber all around, the manipulator is installed bottom in the laminating cavity down, through cavity is worn out in the middle of the LCD screen positioning die, the LCD screen anchor clamps are installed to the end of manipulator, install on the upper portion of LCD screen anchor clamps the vacuum chuck is used for with LCD screen on the transfer device is carried inside the laminating module.
Unloading aftertreatment module includes:
the second carrying device is used for carrying the whole attached cover plate liquid crystal screen from the attaching module to the blanking post-treatment module;
the blanking temporary storage device is used for providing support and positioning functions for the whole cover plate liquid crystal display screen to be subjected to subsequent treatment;
the aerosol generating device is used for cleaning the residual colored liquid on the cover plate by utilizing aerosol with heat;
and the hot air spraying device is used for drying the residual liquid of the aerosol generating device.
According to the invention, through atomization freezing adsorption and intelligent color matching, the problems of unreliable vacuum adsorption and low positioning precision of the large-size cover plate are solved, so that the bonding yield of the large-size liquid crystal display screen is improved.
Drawings
FIG. 1 is a schematic layout of the apparatus of the present invention;
FIG. 2 is a schematic view of a positioning device for a cover plate loading module;
FIG. 3 is a schematic view of the layout of the cover plate loading module atomizing and freezing device;
FIG. 4 is a schematic diagram of the atomization and freezing effects of the cover plate;
FIG. 5 is a schematic view of a film tearing and gluing device of a liquid crystal display feeding module;
FIG. 6 is a schematic view of an opening/closing driving device of the bonding module;
FIG. 7 is a schematic view of a bonding module on a bonding module;
FIG. 8 is a schematic view of a bonding module heating assembly on the bonding module;
FIG. 9 is a schematic view of a sponge member of the attachment module;
FIG. 10 is a schematic view of a lower bonding module of the bonding module.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when the product is used, and are only for convenience of description of the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only or to distinguish between different structures or components and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
As shown in the attached figure 1, a large-size liquid crystal screen laminating device adopting atomization freezing and intelligent positioning comprises: the cover plate feeding module 1 is used for atomizing and freezing the cover plate and then moving the cover plate to the laminating module 3; the liquid crystal screen feeding module 2 is used for coating liquid transparent adhesive on the liquid crystal screen and then moving the liquid transparent adhesive to the attaching module 3; the laminating module 3 is used for preventing and controlling a cover plate and a liquid crystal display to be laminated and laminating the cover plate and the liquid crystal display; the vacuumizing module 4 is connected with the attaching module 3 and used for pumping air in the attaching module 3; and the blanking post-processing module 5 is used for moving the attached cover plate and the attached liquid crystal display out of the attachment module 3.
The cover plate feeding module 1 comprises: the preparation device is used for placing the cover plate 8 to be processed and is a storage station; the positioning device is a datum device for positioning the cover plate and is used for positioning atomization and refrigeration to position a positioning area and an adsorption area on the cover plate; the atomization refrigerating device is used for atomizing the colored liquid and spraying the atomized liquid to the positioning area and the adsorption area of the cover plate under the assistance of the positioning device, and the color of the liquid with priority is green, so that the manual quality detection of the post-processing environment is facilitated; the first conveying device is a conventional device, can adopt a common manipulator to match with a clamp to realize the conveying operation of the cover plate, and conveys the cover plate from the preparation device to the laminating module; the preparation device is manually used for storing the cover plate to be attached.
As shown in fig. 2, the positioning device 12 includes: the mold 121 can be a split combined mold, a critical area is made of wear-resistant mold steel, the dimensional accuracy of the die is not more than 5 μm, and the surface roughness is less than 1.0 μm. The mask plate 122 is provided with a prefabricated through hole to provide a processed mask for a spraying positioning area and an adsorption area, preferably, the dimensional precision of the prefabricated through hole meets the requirement that the tolerance is not more than 8 mu m, and the surface roughness is less than 1.2 mu m; after the first conveying device moves the cover plate into the mold 121, the mold positioning driving mechanism 123 presses the cover plate from the left side and the lower side of the mold 121 as a positioning reference, and fixes the cover plate to a predetermined position of the mold 121; the mask plate driving mechanism 124 drives the mask plate 122 to a predetermined position inside the mold 121, the mask plate 122 being located above the cover plate. The left side and the upper side of the die can be respectively provided with a die positioning driving mechanism which can be formed by driving the elastic part and the push plate by a driving cylinder.
As shown in fig. 3, the atomizing freezer 13 includes: atomizer 131, bracing piece 132, X to location stepper 133, Y to location stepper 134, workstation 135 and cold air pipeline 136, atomizer 131 will have the liquid atomization of colour to spout on the apron that mask plate 122 covers, atomizer 131 installs one section of bracing piece 132, another section of bracing piece 132 install Y is to location stepper 134 is last to realize Y direction step motion under being driven by it, Y is installed to location stepper 134 on workstation 135, workstation 135 by X realizes X direction step motion under driving to location stepper 133, and it is right to realize the orientation of atomizer 131 the location of the prefabricated through-hole of mask plate 122, cold air pipeline 136 sets up mask plate 122's top carries out quick freezing process to the region after the atomizing. The cooling pipeline is connected with an external cooling device. The position of the atomizing nozzle is adjusted through the Y-direction positioning stepping device and the X-direction positioning stepping device, so that accurate atomizing and freezing treatment is realized.
Preferentially, the X-direction positioning stepping device 133 and the Y-direction positioning stepping device 134 are precisely driven by a servo motor, a grating scale, a guide rail, a screw rod and the like, so that precise X-Y direction linkage is realized, and the positioning error is less than 0.5 μm; preferentially, the workbench 135 and the supporting rod 132 adopt a hollow design, so that the weight is reduced, and the sensitivity of a positioning system is improved; the number and the positions of the cold air pipelines 136 are related to the number and the positions of the prefabricated through holes of the mask plate 122, an air outlet of the cold air pipeline 136 is arranged above each preferential prefabricated through hole, and the size of the air outlet is 80-120% of the size of the prefabricated through hole; after the atomization nozzle 131 and the cold air duct 136 cooperate, the atomization and refrigeration effect diagram on the cover plate is shown in fig. 4, in which the circular area 20 is a pre-prepared mist area, and the square area 30 is a pre-prepared colored mist area. Preferentially, the thickness of the ice layer on the cover plate ranges from 0.1mm to 2mm, and the weight requirement of the safe bearing cover plate is met.
The first carrying device includes: the first suction plate can suck a tape attaching cover plate of the preparation device, and the first conveying driving mechanism is connected with the first suction plate and conveys the cover plate into the positioning device. Further, the first carrying driving mechanism also moves the position of the mask plate in the positioning device through the first sucker; the motion trail of the first carrying driving mechanism is realized by teaching learning in advance or manual programming through a programmable controller. The first transport mechanism may be realized by a robot arm, and the first transport drive mechanism is constituted by a corresponding actuator. The first suction cup, the first conveyance driving mechanism, and the like are conventional mechanisms and are well known in the art.
The liquid crystal display feeding module 2 comprises: the unloading device is used for placing a liquid crystal screen to be processed; the film tearing and gluing device is used for tearing off the protective film on the liquid crystal screen and uniformly coating the transparent adhesive on the upper surface of the liquid crystal screen; the film tearing and gluing device is positioned above the unloading device. The unloading device is a storage station. The unloading device can be a corresponding storage box or a storage platform.
As shown in fig. 5, the film tearing and gluing device comprises: the device comprises an X-Y direction positioning device 221, a chuck 222 with a magnetic sensor, a gluing member 223 and a vacuum chuck 224, wherein the X-Y direction positioning device 221 is connected with the chuck 222 with the magnetic sensor and the gluing member 223, and the X-Y direction positioning device 221 is driven to work in a time-sharing mode to respectively glue the liquid crystal screen after the liquid crystal screen protective film 91 is torn off and the liquid crystal screen after the liquid crystal screen protective film is torn off; the vacuum sucker 224 is positioned below the liquid crystal screen 9 to be attached and above the unloading device 21, and the liquid crystal screen is fixed through pressure difference; the chuck 222 with the magnetic sensor is driven by the X-Y positioning device 221 to search the magnetic strip 40 on the left side of the lcd protective film 91 through the internal magnetic sensor, and after precise positioning, the magnetic strip is clamped by the chuck and then moves to the right side to separate the lcd protective film from the lcd, preferably, the chuck inside the chuck 222 with the magnetic sensor is a pneumatic structure, so as to improve the sensitivity of the system; the gluing component 223 is V-shaped, the middle area is provided with an outlet of the transparent glue, the two end areas are provided with recovery ports of the redundant transparent glue, and the redundant transparent glue can be recovered from the recovery ports in the process of coating and transparency; further, the projection length of the v-shaped vertical direction of the gluing member 223 is matched with the height of the liquid crystal screen to be attached, and the gluing member 223 is driven by the X-Y positioning device 221 to uniformly coat the transparent adhesive on the upper part of the liquid crystal screen to be attached; preferentially, the motor of the X-Y directional positioning device 221 is a stepping motor, and the positioning precision is better than 0.1mm. The gluing component and the chuck with the magnetic sensor are driven to move through the X-Y directional positioning device, so that more accurate operation is realized.
The attaching module 3 includes: the upper attaching module 31 regulates and controls the position and the posture of the cover plate through the robot arm, and the cover plate and the clamp (arranged at the tail end of the robot arm) are fixed through atomization and refrigeration viscosity; the lower attaching module 32 comprises a lower attaching cavity 321, a sealing ring 322, a manipulator 323 and a liquid crystal screen positioning die 324; the opening and closing driving device comprises a linear driver 331, an upper connecting rod 332 and a lower connecting rod 333, wherein the upper connecting rod and the lower connecting rod are respectively connected with the linear driver, the upper bonding module is connected with the upper connecting rod, and the lower bonding module is connected with the lower connecting rod, so that the opening and closing operations of the upper bonding module 31 and the lower bonding module 32 are realized, as shown in fig. 6.
As shown in fig. 7, the upper bonding module 31 includes an upper bonding cavity 311, a lifting adjustment component 312, a robot arm 313, a cover plate clamp 314, an elastic body 315, a heating and cooling component 316, a sponge body 317, and a positioning camera 318, an opening is left at the bottom of the upper bonding cavity 311, other areas are closed spaces, one end of the lifting adjustment component 312 is installed at the top end inside the upper bonding cavity 311, the other end of the lifting adjustment component 312 is connected with the base of the robot arm 313, the end of the robot arm 313 is connected with the upper end of the cover plate clamp 314, one end of the elastic body 315 is connected with the lower end of the cover plate clamp 314, the other end of the elastic body is connected with the heating and cooling component 316, the heating and cooling component 316 is connected with the sponge body 317, the positioning camera 318 is installed in the middle and lower area of the inner wall of the upper bonding cavity 311, so as to photograph and image the lower part of the cover plate adsorbed by the sponge body 317, and the lifting adjustment component 312, the robot arm 313, the cover plate clamp 314, the elastic body 315, the heating and cooling component 316, the sponge body 317, and the positioning camera 318 can be all received inside the upper bonding cavity 311.
The lifting adjustment component 312 pushes the robot arm 313 to the vicinity of the opening of the upper attaching cavity 311 through downward movement, the robot arm 313 extends the cover plate clamp 314 out of the upper attaching cavity 311 through a prefabrication procedure, the sponge 317 of the cover plate clamp 314 is attached to the upper area of the upper cover plate of the cover plate feeding module 1, and the elastic body 315 buffers contact force; preferably, the lifting adjusting component 312 can be driven by a stepping motor or a linear motor, and the number of the lifting adjusting component is 4-6 according to the size of the attached screen; preferably, the bearing weight of the robot arm 313 is not less than 2.5kg, the robot arm has more than 6 degrees of freedom, and the repeated positioning precision is better than 0.1mm.
The robot arm 313 is used for conveying the cover plate on the positioning device to the interior of the laminating module 3; preferably, the bearing weight of the robot arm 313 is not less than 2.5kg, the robot arm has more than 6 degrees of freedom, and the repeated positioning precision is better than 0.1mm.
As shown in fig. 8, the heating and cooling assembly 316 includes a heating pipe 3161 and a cooling pipe 3162, which can perform freezing and thawing treatment on water or ice inside the sponge body 317, so as to assist the sponge body 317 to adsorb or release the cover plate; preferably, the heating and cooling module 316 is internally provided with a hollow pipeline, and the heating function is realized by injecting high-temperature liquid; preferably, the cooling pipe 3162 is a hollow pipe, and the cooling function is achieved by injecting a refrigerant.
As shown in fig. 9, the sponge body 317 comprises a water conduit 3171 and a water storage hair follicle 3172, the water conduit (3171) is connected with the water storage hair follicle 3172, and after the sponge body 317 is squeezed, the water stored in the water storage hair follicle 3172 is squeezed into the sponge body 317.
The positioning camera 318 sets 4 or 6 according to the sizes of the attached cover plate and the liquid crystal display, takes pictures of prefabricated color areas on the cover plate respectively, matches the preset template, collects the matching result to the robot arm 313, and performs fine adjustment of the position. Preferably, a machine learning algorithm is built in the positioning camera 318, and the position offset of the robot arm 313 to be adjusted is obtained by matching a photo at a predetermined position with a template photo trained offline; preferably, the machine learning algorithm is a deep convolutional neural network VGG16.
As shown in fig. 10, lower laminating module 32 includes laminating cavity 321, sealing washer 322, manipulator 323, LCD screen positioning die 324, LCD screen anchor clamps 325 and vacuum chuck 326 down, sealing washer 322 is installed the up end of laminating cavity 321 down is used for sealing up laminate cavity 311 and lower laminating cavity 321, LCD screen positioning die 324 mid portion is the cavity, and the location benchmark is done to the inner chamber all around for the LCD screen precision positioning who treats the laminating, manipulator 323 is installed bottom in laminating cavity 321 down, through cavity is worn out in the middle of LCD screen positioning die 324, LCD screen anchor clamps 325 is installed to the end of manipulator 323, install the bottom of LCD screen anchor clamps 325 vacuum chuck 326 is used for with LCD screen on the transfer device 21 is carried inside laminating module 3. The vacuum chuck adsorbs the liquid crystal screen, and then the liquid crystal screen is moved to a designated position by a robot hand.
Preferably, the bearing weight of the robot arm 323 is not less than 2.5kg, more than 6 degrees of freedom are provided, and the repeated positioning precision is better than 0.2mm; preferably, the liquid crystal panel positioning mold 324 is made of a wear-resistant and highly elastic material for protecting the edge of the liquid crystal panel.
The unloading aftertreatment module can include: the blanking conveying device is used for conveying the whole attached cover plate liquid crystal display 10 from the attaching module 3 to the blanking post-treatment module 5; the blanking temporary storage device is used for providing support and positioning functions for the whole cover plate liquid crystal display screen to be subjected to subsequent treatment; the aerosol generating device is used for cleaning the residual colored liquid on the cover plate by utilizing aerosol with heat; and the hot air spraying device is used for drying the residual liquid of the aerosol generating device. Above each module, device are prior art, like aerial fog generating device can produce the utensil of aerial fog promptly can, hot-air eruption device then accessible pipeline with hot-air blowout.
According to the invention, the cover plate is conveyed to the attaching module through the cover plate feeding module, the liquid crystal screen is conveyed to the attaching module through the liquid crystal screen feeding module, the liquid with the color is atomized by the atomizing nozzle and then uniformly sprayed on the upper surface of the cover plate, then the atomizing area on the cover plate is frozen by cooling gas, and the freezing area with the corresponding thickness is formed on the cover plate according to the set requirement. And coating transparent colloid on the liquid crystal screen, and finally attaching the liquid crystal screen and the cover plate.
Although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements, and the like can be made in the technical solutions of the foregoing embodiments or in some of the technical features of the foregoing embodiments, but those modifications, equivalents, improvements, and the like are all within the spirit and principle of the present invention.
Claims (9)
1. The utility model provides an adopt liquid crystal screen laminating of atomizing refrigeration and intelligent location to equip, a serial communication port, including installing apron material loading module (1), liquid crystal screen material loading module (2), laminating module (3), evacuation module (4), unloading aftertreatment module (5) in the frame, wherein:
the cover plate feeding module (1) is used for atomizing and freezing the cover plate and then moving the cover plate to the attaching module (3);
the liquid crystal screen feeding module (2) is used for moving the liquid crystal screen coated with the liquid transparent adhesive to the attaching module (3);
the attaching module (3) is used for attaching the cover plate and the liquid crystal display screen;
the vacuumizing module (4) is connected with the laminating module (3) and is used for pumping air in the laminating module (3);
the blanking post-processing module (5) is used for moving the attached cover plate and the attached liquid crystal display out of the attaching module (3);
the apron material loading module includes: prepare device, positioner, atomizing cooling device, first handling device, wherein:
the preparation device is used for storing the cover plate to be processed;
the positioning device is used for positioning a positioning area and an adsorption area of the atomization freezing area on the cover plate;
the atomization refrigerating device atomizes the colored liquid and then sprays the atomized liquid to the positioning area and the atomization refrigerating area of the cover plate;
the first conveying device is used for conveying the cover plate from the preparation device to the interior of the positioning device;
the positioning device (12) comprises: the device comprises a mould (121), a mask plate (122), a mould positioning driving mechanism (123) and a mask plate driving mechanism (124), wherein the mould positioning driving mechanism is respectively arranged on the left side and the upper side of the mould;
grooves are formed in the left side and the lower side of the interior of the mold (121) and are used for providing positioning reference for the cover plate and the mask plate (122) respectively, the mask plate (122) is provided with a prefabricated through hole and is used for providing a processed mask for a spraying positioning area and an adsorption area, the cover plate moved to the interior of the mold by the first carrying device is pressed tightly by the mold positioning driving mechanism (123), and the cover plate is fixed to a preset position of the mold (121); the mask plate driving mechanism (124) moves a mask plate (122) to an inner predetermined position of the mold (121), the mask plate (122) being located above the cover plate.
2. The LCD screen attaching equipment adopting the atomizing refrigeration and the intelligent positioning as recited in claim 1, wherein the atomizing refrigeration device (13) comprises: atomizer (131), bracing piece (132), X to location stepper (133), Y to location stepper (134), workstation (135) and air conditioning pipeline (136), atomizer (131) will have the liquid atomization of colour to the apron, the one end at bracing piece (132) is installed in atomizer (131), and the bracing piece (132) other end is installed Y is installed on to location stepper (134), and Y is installed on workstation (135) to location stepper (134), and workstation (135) dress is on X to location stepper (133), air conditioning pipeline (136) set up in the top of mask slice (122), carries out quick freezing treatment to the region after the atomizing.
3. The atomizing cooling and intelligent positioning liquid crystal display laminating module according to claim 2, wherein the first conveying device comprises a first suction cup and a first conveying driving mechanism, the first conveying driving mechanism is connected with the first suction cup, and the first conveying driving mechanism moves the cover plate and the mask plate through the first suction cup.
4. The liquid crystal display screen attaching equipment adopting atomization freezing and intelligent positioning as claimed in claim 3, wherein the liquid crystal display screen feeding module (2) comprises:
the unloading device is used for placing a liquid crystal screen to be processed;
the film tearing and gluing device is positioned above the transfer device and used for tearing off the protective film on the liquid crystal screen and uniformly coating the transparent adhesive on the upper surface of the liquid crystal screen;
tear film rubber coating device include: the device comprises an X-Y direction positioning device (221), a chuck (222) with a magnetic sensor, a gluing component (223) and a vacuum chuck (224), wherein the X-Y direction positioning device (221) is connected with the chuck (222) with the magnetic sensor and the gluing component (223); the vacuum chuck (224) is positioned below the liquid crystal screen to be attached and above the unloading device, and the liquid crystal screen is fixed through pressure difference.
5. The liquid crystal display screen attaching equipment adopting atomization freezing and intelligent positioning as claimed in claim 4, wherein the shape of the gluing member (223) is set to be "V" shaped, the middle area of the gluing member is set to be an outlet of transparent glue, the two end areas are set to be recovery openings of redundant transparent glue, the projection length of the gluing member (223) in the vertical direction of the "V" shape is matched with the height of the liquid crystal display screen to be attached, and the gluing member (223) is driven by the X-Y directional positioning device (221) to uniformly coat the transparent glue on the liquid crystal display screen to be attached.
6. The liquid crystal screen laminating equipment adopting atomization freezing and intelligent positioning as claimed in claim 5, wherein the laminating module (3) comprises an upper laminating module (31), a lower laminating module (32) and an opening and closing driving device;
the upper attaching module (31) is used for regulating and controlling the position and the posture of the cover plate;
opening and closing drive arrangement (33), including linear actuator (331), last connecting rod (332) and lower connecting rod (333), go up laminating module and be connected with last connecting rod, lower laminating module is connected with lower connecting rod, goes up the connecting rod and is connected with linear actuator respectively with lower connecting rod, drives the opening and the closed operation of laminating module (31) and lower laminating module (32) by linear actuator.
7. The LCD screen laminating equipment adopting atomization freezing and intelligent positioning as claimed in claim 6, wherein the upper laminating module (31) comprises: the device comprises an upper attaching cavity (311), a lifting adjusting component (312), a machine arm (313), a cover plate clamp (314), an elastic body (315), a heating and cooling component (316), a sponge body (317) and a positioning camera (318), wherein the lifting adjusting component (312), the machine arm (313) and the positioning camera (318) are arranged in the attaching cavity, the upper attaching cavity (311) is a space with an open bottom and other closed side edges, one end of the lifting adjusting component (312) is installed at the top end inside the upper attaching cavity (311), the other end of the lifting adjusting component (312) is connected with a base of the machine arm (313), the tail end of the machine arm (313) is connected with the upper end of the cover plate clamp (314), one end of the elastic body (315) is connected with the lower end of the cover plate clamp (314), the other end of the elastic body is connected with the heating and cooling component (316), the heating and cooling component (316) is connected with the sponge body (317), and the positioning camera (318) is installed in the middle-lower area of the inner wall of the upper attaching cavity (311) and used for imaging the lower part of the cover plate adsorbed by the sponge body (317);
the lifting adjusting assembly (312) pushes a mechanical arm (313) to an opening region at the bottom of the upper attaching cavity (311) through downward movement, the cover plate clamp (314) is extended out of the upper attaching cavity (311) by the mechanical arm (313), the sponge body (317) of the cover plate clamp (314) is attached to the cover plate on the cover plate feeding module (1), and the elastic body (315) buffers contact force;
the robot arm (313) is used for carrying the cover plate on the positioning device (12) to the interior of the laminating module (3);
the heating and cooling assembly (316) comprises a heating pipe (3161) and a cooling pipe (3162), and can perform freezing and unfreezing treatment on water or ice inside the sponge body (317) so as to assist the sponge body (317) to adsorb or release the cover plate;
the sponge body (317) comprises a water guide pipe (3171) and a water storage hair follicle (3172), the water guide pipe (3171) is connected with the water storage hair follicle (3172), and after the sponge body (317) is squeezed, water stored in the water storage hair follicle (3172) is squeezed into the sponge body (317);
the positioning cameras (318) are 4 or 6 according to the sizes of the attached cover plate and the liquid crystal screen, and the prefabricated color areas on the cover plate are photographed respectively.
8. The LCD screen laminating apparatus employing atomization freezing and intelligent positioning of claim 7, wherein the lower laminating module (32) comprises: lower laminating cavity (321) and establish sealing washer (322), manipulator (323), LCD screen positioning die (324), LCD screen anchor clamps (325) and vacuum chuck (326) in this lower laminating cavity, install sealing washer (322) the up end of lower laminating cavity (321) is used for sealing go up laminating cavity (311) and lower laminating cavity (321), LCD screen positioning die (324) mid portion is the cavity, and the location benchmark is done to the inner chamber all around, manipulator (323) is installed bottom in lower laminating cavity (321), through the cavity is worn out in the middle of LCD screen positioning die (324), LCD screen anchor clamps (325) are installed to the end of manipulator (323), install on the upper portion of LCD screen anchor clamps (325) vacuum chuck (326) is used for with LCD screen on the device of depositing (21) is carried inside laminating module (3).
9. The liquid crystal display screen attaching equipment adopting atomization freezing and intelligent positioning as claimed in claim 8, wherein the blanking post-processing module (5) comprises:
the second conveying device is used for conveying the whole attached cover plate liquid crystal screen from the attaching module (3) to the blanking post-treatment module (5);
the blanking temporary storage device is used for providing support and positioning functions for the whole cover plate liquid crystal display screen to be subjected to subsequent treatment;
the aerosol generating device is used for cleaning the residual colored liquid on the cover plate by utilizing aerosol with heat;
and the hot air spraying device is used for drying the residual liquid of the aerosol generating device.
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| CN202010476164.7A CN111522160B (en) | 2020-05-29 | 2020-05-29 | Liquid crystal display laminating equipment adopting atomization freezing and intelligent positioning |
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| CN202010476164.7A CN111522160B (en) | 2020-05-29 | 2020-05-29 | Liquid crystal display laminating equipment adopting atomization freezing and intelligent positioning |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9013354D0 (en) * | 1989-06-16 | 1990-08-08 | Pa Consulting Services | Article handling apparatus and methods |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3835452C1 (en) * | 1988-10-18 | 1990-05-10 | Pfaff Industriemaschinen Gmbh, 6750 Kaiserslautern, De | |
| US5452932A (en) * | 1993-11-16 | 1995-09-26 | Griffin; David | Freeze holding device and process |
| JP4767138B2 (en) * | 2006-09-13 | 2011-09-07 | 大日本スクリーン製造株式会社 | Substrate processing apparatus, liquid film freezing method, and substrate processing method |
| JP4886544B2 (en) * | 2007-02-09 | 2012-02-29 | 大日本スクリーン製造株式会社 | Substrate processing method and substrate processing apparatus |
| TW201111172A (en) * | 2009-09-25 | 2011-04-01 | Chin Ying Machinery Co Ltd | Vacuum laminating machine |
| KR20170044995A (en) * | 2015-10-16 | 2017-04-26 | (주)소닉스 | Attachment system for material on mold frame for back light unit |
| CN110371659A (en) * | 2019-07-25 | 2019-10-25 | 昆山希盟自动化科技有限公司 | A kind of make-up machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB9013354D0 (en) * | 1989-06-16 | 1990-08-08 | Pa Consulting Services | Article handling apparatus and methods |
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