CN110154396B - Feeding transfer structure of display or touch module - Google Patents
Feeding transfer structure of display or touch module Download PDFInfo
- Publication number
- CN110154396B CN110154396B CN201910502989.9A CN201910502989A CN110154396B CN 110154396 B CN110154396 B CN 110154396B CN 201910502989 A CN201910502989 A CN 201910502989A CN 110154396 B CN110154396 B CN 110154396B
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- printing
- film tearing
- display
- touch module
- plate
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- 238000012546 transfer Methods 0.000 title claims abstract description 65
- 238000007639 printing Methods 0.000 claims abstract description 212
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 239000000919 ceramic Substances 0.000 claims abstract description 8
- 238000005538 encapsulation Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 9
- 239000003292 glue Substances 0.000 description 57
- 239000010410 layer Substances 0.000 description 33
- 238000000034 method Methods 0.000 description 14
- 238000001514 detection method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000010146 3D printing Methods 0.000 description 11
- 239000007921 spray Substances 0.000 description 11
- 239000012790 adhesive layer Substances 0.000 description 10
- 239000000428 dust Substances 0.000 description 9
- 238000007664 blowing Methods 0.000 description 8
- 238000010073 coating (rubber) Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 241000252254 Catostomidae Species 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Printing Methods (AREA)
- Screen Printers (AREA)
Abstract
The invention relates to the technical field of display or touch modules, and discloses a feeding transfer structure of a display or touch module, which comprises a film tearing platform, a printing platform and a transfer plate, wherein the transfer plate transfers the display or touch module on the film tearing platform to the printing platform; a film tearing suction plate is arranged on the film tearing platform, a film tearing vacuum suction hole is formed in the film tearing suction plate, and the display or touch module is adsorbed on the film tearing suction plate through the film tearing vacuum suction hole; the printing platform is provided with a printing suction plate, the printing suction plate is a ceramic plate, printing vacuum suction holes are formed in the printing suction plate, and the printing vacuum suction holes adsorb the display or touch module on the printing suction plate; after the display or touch module is adsorbed on the film tearing suction plate, the protective film on the display or touch module is torn off by utilizing the film tearing structure, the transfer plate transfers the display or touch module to the printing suction plate, the printing suction plate is a ceramic plate, the printing vacuum suction hole can be processed into a small hole diameter, and the defect of local warping is avoided when the display or touch module is adsorbed.
Description
Technical Field
The invention relates to the technical field of display or touch modules, in particular to a feeding transfer structure of a display or touch module.
Background
Along with development of technology, more and more electronic products are developed in visualization and touch control, such as mobile phones and touch control display screens, and more electronic products have display or touch control modules to realize liquid crystal display or touch control functions.
Currently, a display or touch module has a connection end surface arranged upward, and an edge area of the connection end surface is connected with a gold finger, a flexible circuit, a metal wire, and the like, so that a height difference exists between a middle area and an edge area of the connection end surface and between the edge area and the edge area.
In the prior art, in the process of assembling the display or touch module, an adhesive layer needs to be coated on the connection end surface of the display or touch module, so that the connection end surface of the display or touch module can be connected with liquid crystal glass and the like. Before the display or touch module prints on the glue film 3D, the protection film on the connecting end face needs to be torn off, and then the glue film 3D prints, but the display or touch module is adsorbed on a film tearing platform in the film tearing process, and the connecting end face of the display or touch module has a defect of local warping, so that after a glue coating layer is coated on the connecting end face, the defect of uneven height can appear on the upper surface of the glue film, and the defect exists in the assembly of the display or touch module, so that the quality of electronic products is greatly reduced.
Disclosure of Invention
The invention aims to provide a feeding transfer structure of a display or touch module, and aims to solve the problem that in the prior art, an adhesive layer on a connecting end surface of the display or touch module is uneven.
The invention is realized in such a way that the feeding transfer structure of the display or touch module comprises a film tearing platform, a printing platform and a transfer plate, wherein the transfer plate transfers the display or touch module on the film tearing platform to the printing platform; the film tearing platform is provided with a film tearing suction plate, a film tearing vacuum suction hole is formed in the film tearing suction plate, and the film tearing vacuum suction hole adsorbs the display or touch module on the film tearing suction plate; the printing platform is provided with a printing suction plate, the printing suction plate is a ceramic plate, printing vacuum suction holes are formed in the printing suction plate, and the printing vacuum suction holes are used for adsorbing the display or touch module on the printing suction plate.
Further, the film tearing platform comprises a film tearing moving frame and a film tearing rotating frame, wherein the film tearing moving frame is arranged on the track, and the film tearing rotating frame is rotationally connected to the upper part of the film tearing moving frame; a film tearing needle plate is arranged on the film tearing rotating frame, and the film tearing suction plate is arranged on the film tearing needle plate; the film tearing vacuum suction holes and the film tearing through holes are formed in the film tearing suction plate, and film tearing ejector pins which move up and down along the film tearing through holes are convexly arranged on the film tearing needle plate;
The display or touch module is absorbed through the dyestripping vacuum and is in on the dyestripping suction plate of dyestripping platform, works as after the protection film on the display or touch module is torn, the dyestripping thimble is upwards moved along the dyestripping through-hole, and is propped to show or touch module and break away from the dyestripping suction plate, will the display or touch module suspension is in the top of dyestripping suction plate, the transfer board inserts between dyestripping suction plate and display or touch module, adsorbs the display or touch module, will the display or touch module shifts to on the print platform, simultaneously, the dyestripping thimble down moves, the withdrawal is in the dyestripping through-hole.
Further, the tearing film thimble is provided with an upper end part for jacking up the display or touch module, and the upper end part of the tearing film thimble is coated with the tearing film rubber coating.
Further, a plurality of dyestripping bosses are arranged on the dyestripping needle plate, the dyestripping thimble movably passes through the dyestripping bosses, and the dyestripping bosses surround the periphery of the dyestripping thimble.
Further, the transfer plate is horizontally arranged and connected to a horizontally moving seat, the moving seat is provided with a connecting plate which is longitudinally moved, the inner side of the transfer plate is connected to the connecting plate, a plurality of hollow strips which are arranged at intervals are arranged in the transfer plate, the hollow strips penetrate through the outer side of the transfer plate, the transfer plate is divided into a plurality of strips which are arranged at intervals by the hollow strips, and a vacuum chuck for adsorbing a display or touch module is arranged on the strips; when the transfer plate is inserted between the film tearing suction plate and the display or touch module, the film tearing ejector pin is arranged in the hollowed-out strip.
Further, a plurality of vacuum chucks are embedded in the batten, each vacuum chuck is provided with a chuck end face which is arranged upwards, the chuck end faces are exposed on the upper end face of the batten and are arranged flush with the upper end face of the batten, and chuck ports are formed in the chuck end faces.
Further, a plurality of sucking disc openings are formed on the end face of the sucking disc, the sucking disc openings are in annular arrangement, and are sequentially nested and arranged around the center of the end face of the sucking disc; a communication groove is arranged between the adjacent sucker openings.
Further, the printing platform comprises a printing movable frame and a printing rotating frame, wherein the printing movable frame is arranged on the track, and the printing rotating frame is rotatably connected to the upper part of the printing movable frame; a printing needle plate is arranged on the printing rotating frame, and the printing suction plate is arranged on the printing needle plate; the printing vacuum suction holes and the printing through holes are formed in the printing suction plate, and the printing thimble which moves up and down along the printing through holes is convexly arranged on the printing needle plate;
after the transfer board adsorbs display or touch module and is arranged on the printing suction plate of the printing platform, the printing thimble moves upwards along the printing through hole, and is separated from the transfer board against the display or touch module, the display or touch module is suspended above the transfer board, the transfer board withdraws from between the printing suction plate and the display or touch module, the printing thimble moves downwards with the display or touch module until the display or touch module is adsorbed on the printing suction plate, and the printing thimble withdraws in the printing through hole.
Further, the printing thimble is provided with an upper end part for jacking up the display or touch control module, and the upper end part of the printing thimble is coated with printing rubber.
Further, a plurality of printing bosses are arranged on the printing needle plate, the printing ejector pins movably penetrate through the printing bosses, and the printing bosses surround the peripheries of the printing ejector pins.
Compared with the prior art, the feeding transfer structure of the display or touch module provided by the invention has the advantages that when the display or touch module is adsorbed on the film tearing suction plate of the film tearing platform, the protective film on the display or touch module is torn off by utilizing the film tearing structure, then the display or touch module is transferred to the printing suction plate of the printing platform by utilizing the transfer plate, the display or touch module is adsorbed on the printing suction plate by utilizing the printing vacuum suction hole, and the printing suction plate is a ceramic plate, and the printing vacuum suction hole can be processed into a small hole diameter, so that the defect of local warping is avoided when the display or touch module is adsorbed, and the upper surface of a glue layer is flat after the glue layer is printed on the connecting end surface of the display or touch module in a 3D mode, so that the defect of uneven height is avoided.
Drawings
Fig. 1 is a schematic perspective view of a device for 3D printing an adhesive layer on a display or touch module according to the present invention;
FIG. 2 is a schematic perspective view of a film tearing platform provided by the invention;
FIG. 3 is a schematic perspective view of a portion of a film tearing platform provided by the present invention;
FIG. 4 is a schematic perspective view of a film tearing structure for tearing a display or touch module on a film tearing platform according to the present invention;
FIG. 5 is a schematic perspective view of a tear film structure provided by the present invention;
FIG. 6 is an enlarged schematic view at A of FIG. 5;
Fig. 7 is a schematic perspective view of a transfer board according to the present invention;
Fig. 8 is a schematic perspective view of a printing platform provided by the present invention;
FIG. 9 is a schematic partial perspective view of a print platform provided by the present invention;
fig. 10 is a schematic perspective view of a glue printing apparatus provided by the present invention;
FIG. 11 is a schematic perspective view of a curing apparatus provided by the present invention;
fig. 12 is a schematic top view of a curing apparatus provided by the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The implementation of the present invention will be described in detail below 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 is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-12, a preferred embodiment of the present invention is provided.
The device for 3D printing of a glue layer on a display or touch module 20 is provided in this embodiment.
The embodiment provides a 3D printing glue layer device of a display or touch module, which comprises a film tearing platform 12, a film tearing structure 10, a transfer board 11, a printing platform 13, glue printing equipment 14, curing equipment 15 and a laser head.
The display or touch module 20 with the protective film adhered thereon is loaded on the film tearing platform 12 and is adsorbed on the film tearing platform 12, the protective film on the display or touch module 20 is torn off by the film tearing structure 10, the display or touch module 20 on the film tearing platform 12 is transferred to the printing platform 13 by the transfer plate 11 and is adsorbed on the printing platform 13, the laser head carries out linear scanning for a plurality of times on the connecting end face of the display or touch module 20 on the printing platform 13 to obtain initial detection height data, the controller acquires the initial detection height data, and after the printing platform 13 moves the display or touch module 20 into the glue printing equipment 14, the controller controls a plurality of glue spray heads of the glue printing equipment 14 to spray glue on the connecting end face of the display or touch module 20, namely, a 3D printing glue layer, and correspondingly controls different spray amounts, spray speeds and the like of the glue spray heads at different positions according to the initial detection height data detected by the laser head, so that the glue spray at different thicknesses can be sprayed according to different positions on the connecting end face; the display or touch module 20 after spraying the glue layer is moved by the printing platform 13 to the curing device 15, and the curing device 15 cures the glue layer on the connecting end surface.
According to the provided 3D glue layer printing equipment for the display or touch module, the display or touch module 20 after film tearing on the film tearing platform 12 is transferred to the printing platform 13 by using the transfer plate 11, and the display or touch module 20 performs 3D printing on the glue layer on the printing platform 13, so that the phenomenon of local deformation of the display or touch module 20 in the 3D printing process of the glue layer is avoided; the laser head is utilized to scan a plurality of straight-line paths on the connecting end face of the display or touch module after film tearing to obtain primary detection height data, and the controller can correspondingly control the glue spraying of different glue spray heads of the glue printing equipment 14, so that the upper surface of a glue layer formed on the connecting end face of the display or touch module 20 is smooth, and the defect of uneven height is avoided.
The display or touch module 3D printing glue layer equipment comprises the following steps in actual operation:
1) The display or touch module 20 is arranged on the film tearing platform 12 and is adsorbed on the film tearing platform 12, a protective film is attached to the connecting end surface of the display or touch module 20, and the display or touch module 20 is subjected to film tearing operation, namely the protective film on the connecting end surface of the display or touch module 20 is torn off;
2) Transferring the display or touch module 20 after film tearing to the printing platform 13 by using the transfer plate 11, wherein the display or touch module 20 is adsorbed on the printing platform 13;
3) Performing multiple linear path scans along the length direction and the width direction of the display or touch module 20 by using the laser head, detecting primary detection height data of the middle area and the edge area of the connecting end surface of the display or touch module 20, further obtaining primary detection height data with height difference of the connecting end surface of the display or touch module 20, and feeding back the detected primary detection height data to the controller;
4) The printing platform 13 moves into the glue printing equipment 14, a plurality of downward arranged glue spray heads are arranged in the glue printing equipment 14, and the controller controls the glue spray heads to spray glue on the connecting end faces of the display or touch control module 20 according to the primary detection height data detected by the laser heads, so that a glue layer is formed on the connecting end faces of the display or touch control module 20;
5) The printing platform 13 sends the display or touch control module 20 with the printed glue layer into the curing equipment 15, and the curing equipment 15 cures the glue layer;
after the display or touch module 20 performs the glue layer curing on the curing device, the laser head performs the recheck scanning on the display or touch module 20 with the cured glue layer on the printing platform 13, and the laser head performs multiple linear path scanning along the length direction and the width direction of the display or touch module 20, detects the recheck height data of the glue layer on the connecting end surface of the display or touch module 20, and further obtains the glue layer height data of the printed glue layer according to the initial detection height data of the connecting end surface and the recheck height data of the glue layer.
The scanning path of the laser head for the initial inspection of the display or touch module 20 is consistent with the scanning path of the laser head for the re-inspection of the display or touch module, so that the controller can judge and compare according to the initial inspection height data and the re-inspection height data of the same position, accurately obtain the thickness of the adhesive layer at the position, and more accurately realize the printing of the adhesive layer.
The 3D printing glue layer device of the display or touch module includes a correction structure, and when the display or touch module 20 is placed on the printing platform 13, the correction structure corrects the position of the display or touch module 20 on the printing platform 13.
The correction structure comprises four cameras which are arranged downwards, the four cameras respectively detect the coordinate positions of the four corners of the display or touch module 20, detection data are fed back to the controller, and then central position data and inclination angle data of the display or touch module 20 are obtained, and the controller controls the printing platform 13 to move according to the requirement so as to adjust the position of the display or touch module 20.
In this embodiment, the device for printing the glue layer on the display or touch module 3D includes an air knife structure, and in the step 1), before the display or touch module 20 performs the film tearing operation, the protective film on the display or touch module 20 is cleaned by using the air knife structure, so that dust and the like on the protective film are prevented from falling onto the connection end surface of the display or touch module 20 during the film tearing process.
The air knife structure is internally provided with an air blowing channel and an air suction channel, the air knife structure is provided with a lower end part which is arranged downwards, the lower end part is arranged downwards for displaying or protecting films on the touch module 20, the lower end part of the air knife structure is provided with an air blowing opening and an air suction opening, the air blowing opening is communicated with the air blowing channel, the air suction opening is communicated with the air suction channel, and the air blowing opening and the air suction opening are sequentially arranged at intervals along the moving direction of the display or touch module, so that after dust and the like on the protecting films are blown up by the air blowing opening, the air suction opening timely sucks the raised dust and the like into the air suction channel.
The air blowing channels are obliquely arranged along the direction from bottom to top and deviate from the air suction channels, so that when air is blown, the air blowing ports can be ensured to blow towards the moving direction of the display or touch module 20, and the raised dust and the like can be conveniently sucked by the air suction ports.
The air suction channel is arranged vertically, and the air knife structure is internally provided with a dust storage cavity, and the dust storage cavity is arranged deviated from the air suction channel and is communicated with the air suction channel, so that dust sucked through the air suction port and the like can be stored in the dust storage cavity.
In this embodiment, the lower end of the air knife structure has an upwardly concave notch area, and the air suction port of the air suction channel is formed in the notch area, so that the air suction port is beneficial to sucking the raised dust.
In the step 3), the direction of the linear movement of the laser head moves along the width direction and the length direction of the display or touch module 20, and multiple linear path scans are formed on the connection end surface of the display or touch module 20, so that the height data of the middle area, the edge area and the like of the connection end surface are obtained, and the initial detection height data of the whole connection end surface are obtained.
In the step 3), the display or touch module 20 on the printing platform 13 is corrected at the same time, and the position of the display or touch module 20 is detected and corrected by the correction structure, which may be, of course, that the laser head scans first and then corrects, or that the laser head scans first and then scans, specifically, depending on the actual requirement.
In this embodiment, the glue printing apparatus 14 is an existing product, and will not be described in detail here. The controller controls the spraying speed, the spraying quantity and the like of the glue spray heads through the primary detection height data of the laser heads.
In this embodiment, the curing apparatus 15 includes a curing lamp and two rows of shielding plate rows forming a spacing region therebetween, and each shielding plate row has a plurality of shielding plates 16 arranged in a spaced row, the shielding plates 16 of the shielding plate row being moved toward or away from the spacing region; the curing light is located above the spaced area.
The printing platform 13 moves the display or touch module 20 of the 3D printed glue layer into the interval area, and because the thicknesses of the glue layers are different, for example, the thicknesses of the glue layers in the middle area and the edge area of the connecting end face are different, in order to avoid forming the same heating degree on the glue layer in the curing process, the thinner part of the glue layer, for example, the edge area of the connecting end face is shielded by the shielding plate 16.
After the printing platform 13 enters the interval area, the controller controls the corresponding shielding plate 16 to move towards the interval area according to the thickness data of the adhesive layer, the edge area of the connecting end face is shielded, or part of the edge area is heated by the curing lamp, after the adhesive layer is heated to a set time, the shielding plate 16 is moved away from the interval area, the whole adhesive layer is completely exposed, the curing lamp is continuously heated, and therefore different heating treatments can be carried out corresponding to different thicknesses of the adhesive layer, and the effect of uniformly curing the whole adhesive layer is achieved.
In the present embodiment, the curing apparatus 15 includes a curing moving plate 151, and the curing moving plate 151 is attached to a rail so as to be movable up and down and horizontally, and the curing moving plate 151 has a lower end surface arranged horizontally downward.
The above-mentioned curing lamp is connected on the lower terminal surface of curing movable plate 151, and the below of curing lamp is provided with the base plate, and the base plate is the level and arranges, and it is connected on curing movable plate 151, has the fretwork hole strip in the base plate, and this fretwork hole strip forms the interval region between two shielding plate rows of foretell.
The substrate has an upper end surface arranged horizontally upwards, and the two shielding plate rows are connected to the upper end surface of the substrate and are respectively arranged at two sides of the hollowed-out hole strip, so that along with the movement of the curing moving plate 151, the position change of the whole curing device 15 can be controlled.
In this embodiment, the curing lamps are arranged in a ring shape, and the curing lamps are arranged around the periphery of the whole hollow hole strip, so that curing of the curing lamps is facilitated.
At the lower terminal surface of solidification movable plate 151, the protrusion wall ring that has the protrusion wall ring to protrude downwards, this protrusion wall ring encircles the periphery of fretwork hole strip and arranges, and has lower part opening, and foretell curing lamp installs on the inside wall of protrusion wall ring, and encircles along the circumferencial direction of protrusion wall ring and arrange, so, the heat that curing lamp sent also can be under the restriction of protrusion wall ring, the lower part opening of protrusion wall ring gives off downwards for the giving off of heat has directionality more.
Specifically, be provided with a plurality of curing lamps at the inside wall of protruding wall ring, a plurality of curing lamps are the upper and lower interval arrangement, and each curing lamp all is the surrounding arrangement.
In this embodiment, two guide rails are disposed on the upper surface of the substrate, the two guide rails are disposed on two sides of the hollowed hole strip respectively, and the shielding plate rows are correspondingly disposed on the guide rails and driven by the power element to move relative to the interval region.
The curing moving plate 151 is provided with a protective cover 152, the protective cover 152 surrounds the cavity with the lower opening, and the curing lamp and the substrate are positioned in the cavity, so that protection can be formed by using the protective cover 152, the curing process is avoided, heat is easily emitted to the outside, and injuries and the like are caused.
The embodiment also provides a feeding transfer structure of a display or touch module, which can be applied to a 3D printing glue layer device of the display or touch module, and of course, can be applied to any other suitable device, and is not limited to the application in this embodiment.
The feeding transfer structure of the display or touch module comprises the above-mentioned film tearing platform 12, the transfer plate 11 and the printing platform 13, wherein the film tearing platform 12 is provided with a film tearing suction plate 124, the film tearing suction plate 124 is provided with a film tearing vacuum suction hole 125, and when the display or touch module 20 is placed on the film tearing suction plate 124 of the film tearing platform 12, the display or touch module is adsorbed on the film tearing suction plate 124 by the film tearing vacuum suction hole 125; the printing platform 13 is provided with a printing suction plate 133, the printing suction plate 133 is a ceramic plate, printing vacuum suction holes are formed in the printing suction plate 133, and when the display or touch module 20 on the film tearing platform 12 is transferred onto the printing platform 13 by the transfer plate 11, the printing vacuum suction holes are formed in the printing suction plate 133, and then the 3D printing glue layer is formed.
In the above-mentioned feeding transfer structure of display or touch module, after the display or touch module 20 is adsorbed on the dyestripping suction plate 124 of the dyestripping platform 12, utilize the dyestripping structure to tear the protection film on the display or touch module 20, then, transfer the display or touch module 20 to the printing suction plate 133 of print platform 13 on the transfer plate 11, utilize printing vacuum suction hole to adsorb the display or touch module 20 on printing suction plate 133, because printing suction plate 133 is the ceramic plate, printing vacuum suction hole then can be processed into the aperture less, thereby avoid appearing local warpage's defect when the display or touch module 20 is adsorbed, follow-up 3D prints the glue film on the terminal surface of display or touch module 20 after, the upper surface of glue film is level, avoid appearing highly uneven defect.
The film tearing platform 12 comprises a film tearing moving frame 121 and a film tearing rotating frame 122, wherein the film tearing moving frame 121 is arranged on a track, and thus the film tearing moving frame 121 can move along the track; the film tearing rotating frame 122 is rotatably connected to the upper portion of the film tearing moving frame 121, so that the film tearing rotating frame 122 can horizontally rotate relative to the film tearing moving frame 121, and the display or touch module 20 is placed on the film tearing rotating frame 122.
The film tearing rotating frame 122 is provided with a film tearing needle plate 123 and a film tearing suction plate 124, the film tearing needle plate 123 is connected to the film tearing rotating frame 122, the film tearing suction plate 124 is connected to the film tearing needle plate 123, and the film tearing suction plate 124, the film tearing needle plate 123 and the film tearing rotating frame 122 are sequentially overlapped from top to bottom.
A film tearing vacuum suction hole 125 is formed in the film tearing suction plate 124, and the film tearing suction plate 124 is provided with a film tearing suction surface which is upwards arranged, and the film tearing vacuum suction hole 125 penetrates through the film tearing suction surface; and a through-hole 126 is provided in the film tearing suction plate 124, and the through-hole 126 penetrates the film tearing suction plate 124.
The dyestripping faller 123 epirelief is equipped with a plurality of dyestripping thimbles 127, and the dyestripping thimble 127 wears to establish in dyestripping through-hole 126, at power component's drive, and the dyestripping thimble 127 reciprocates in dyestripping through-hole 126, and it can accomodate in dyestripping through-hole 126, also can upwards the protrusion on the dyestripping suction face.
When the display or touch module 20 is placed on the film tearing suction plate 124, the display or touch module 20 is attached to the film tearing suction surface of the film tearing suction plate 124, and at this time, the film tearing vacuum suction hole 125 will adsorb the display or touch module 20 on the film tearing suction surface of the film tearing suction plate 124, and then, the film tearing structure 10 tears the protective film.
After the film tearing structure 10 completes the film tearing, the film tearing thimble 127 extends upwards to the film tearing through hole 126 and extends to the film tearing suction surface of the film tearing suction plate 124 to jack up the display or touch module 20, and at this time, the display or touch module 20 is suspended above the film tearing suction surface of the film tearing suction plate 124, so in the step 2), the transfer plate 11 can be inserted between the display or touch module 20 and the film tearing suction plate 124 to jack up the display or touch module 20, and then transfer the display or touch module 20 to the printing platform 13, and at this time, the film tearing thimble 127 contracts to the inside of the film tearing through hole 126.
In this embodiment, the film tearing thimble 127 has the upper end that is used for jack-up display or touch module 20, and the upper end cladding of film tearing thimble 127 has the film tearing rubber coating, so, avoids film tearing thimble 127 to cause the damage to display or touch module 20 in the in-process of jack-up display or touch module 20.
The dyestripping rubber coating has the cladding and is at the dyestripping jack-up at dyestripping thimble 127 top, and this dyestripping jack-up is cambered surface form and arranges, and is big-end-up form, like this, is favorable to the elastic deformation of the dyestripping jack-up of dyestripping rubber coating, further plays the guard action to display or touch module 20.
In this embodiment, the lower part of the film tearing thimble 127 extends to the lower part of the film tearing needle plate 123, is connected with a power element, and is driven by the power element to move up and down, the upper part of the film tearing thimble 127 extends to the upper part of the film tearing needle plate 123, and movably penetrates through the film tearing through hole 126 of the film tearing suction plate 124.
Be provided with a plurality of dyestripping bosss on dyestripping faller 123, the dyestripping thimble 127 activity passes the dyestripping boss, that is to say, the dyestripping boss surrounds in the periphery of dyestripping thimble 127, like this, the in-process of power component drive dyestripping thimble 127 reciprocates can guarantee the straightness of dyestripping thimble 127.
In this embodiment, the dyestripping structure 10 includes the dyestripping movable plate 100 that reciprocates by power drive, the lower part of dyestripping movable plate 100 is provided with the roller 101 that the level was arranged, like this, when needs dyestripping, dyestripping movable plate 100 moves down to the top of dyestripping platform 12, dyestripping platform 12 adjustment position, the corner of protection film is supported to roller 101, like this, through the rotation of roller 101, drive the protection film and tear the roll, like this, along with the removal of dyestripping platform 12, then can realize tearing the operation of protection film.
The lower part of dyestripping movable plate 100 is provided with two dyestripping clamp blocks 102, has the clamp gap 103 between two dyestripping clamp blocks 102, and two dyestripping clamp blocks 102 are arranged in the side of roller 101, and the clamp gap 103 that forms also is arranged in the side of roller 101, and like this, after the corner of roller 101 drive protection film is rolled up, the corner of protection film also gets into clamp gap 103, and like this, two dyestripping clamp blocks 102 then clamp the protection film, and then more be convenient for tear the protection film.
In this embodiment, the film-clamping gap 103 is arranged along the axial direction of the roller 101 and aligned with the side edge of the roller 101, so that the corners of the rolled protective film can be easily entered into the film-clamping gap 103.
The two film tearing clamping blocks 102 move towards each other or away from each other, so that the size of the film clamping gap 103 is adjusted. In addition, in the bottom-up direction, the film sandwiching gap 103 is arranged in an arc shape, and is curved in an arc shape in a direction offset from the roller 101.
In this embodiment, the middle rotating plate 11 is connected to the movable seat 110, the movable seat 110 can move horizontally, the movable seat 110 is provided with a connecting plate 111 moving longitudinally, and the middle rotating plate 11 is connected to the connecting plate 111 and arranged horizontally, and extends outwards away from the movable seat 110.
The inner side of the middle rotating plate 11 is connected to the connecting plate 111, and the outer side of the middle rotating plate 11 extends outwards; the middle rotating plate 11 is provided with a plurality of hollow strips 115 which are arranged at intervals, the hollow strips 115 penetrate through the outer side of the middle rotating plate 11, and an outer opening which is communicated with the hollow strips 115 is formed, so that after the display or touch module 20 is jacked up by the film tearing ejector pins 127, the middle rotating plate 11 is inserted between the film tearing platform 12 and the display or touch module 20, and at the moment, the ejector pins enter the hollow strips 115 of the middle rotating plate 11, and therefore position interference between the middle rotating plate 11 and the film tearing ejector pins 127 is avoided.
In this embodiment, the plurality of hollow bars 115 are arranged in a straight bar shape, and the plurality of hollow bars 115 are arranged in parallel, and of course, according to the arrangement condition of the film tearing ejector pins 127, the arrangement shape of the plurality of hollow bars 115 is correspondingly set, which can be specifically determined according to actual needs.
The intermediate rotating plate 11 comprises an inserting section and a connecting section 112, the inserting section is connected to the outer side of the connecting section 112, the inner side of the connecting section 112 is connected with the connecting plate 111, and the connecting part of the inserting section and the connecting section 112 is in width-reduced transition, that is, the width of the inserting section is larger than that of the connecting section 112, so that the inserting operation of the inserting section of the intermediate rotating plate 11 is facilitated.
In this embodiment, a plurality of hollowed-out strips 115 are formed in the middle rotating plate 11, the hollowed-out strips 115 divide the middle rotating plate 11 into a plurality of strips 113 arranged at intervals, a plurality of vacuum suckers 114 are embedded in the strips 113, the vacuum suckers 114 are provided with upwardly arranged sucker end faces, the sucker end faces are exposed on the upper end faces of the strips 113 and are arranged flush with the upper end faces of the strips 113, and sucker openings are formed in the sucker end faces.
Thus, when the display or touch module 20 is placed on the middle rotating plate 11, the sucker end faces of the vacuum suckers 114 of the plurality of strips 113 are abutted against the lower surface of the display or touch module 20, and the display or touch module 20 is sucked by the sucker openings, so that the phenomenon that the display or touch module 20 falls off in the process of transferring the display or touch module 20 is avoided.
In order to better hold the display or touch module 20, a plurality of the vacuum chucks 114 are arranged along the length direction of the slat 113, and the plurality of vacuum chucks 114 are arranged at intervals along the length direction of the slat 113.
In this embodiment, a plurality of chuck ports are formed on the chuck end surface, the chuck ports are in annular arrangement, and the chuck ports are sequentially nested to be annularly arranged at the center of the chuck end surface, so that the vacuum chuck 114 can better adsorb the display or touch module 20, and the phenomenon that the display or touch module 20 is locally deformed is avoided.
Be provided with the intercommunication groove between the adjacent sucking disc mouth, the intercommunication groove is provided with a plurality of between the adjacent sucking disc mouth the intercommunication groove, a plurality of intercommunication grooves are arranged along the periphery of sucking disc mouth around.
The printing platform 13 includes a printing moving frame 131 and a printing rotating frame 132, wherein the printing moving frame 131 is arranged on a rail such that the printing moving frame 131 can move along the rail; the printing rotating frame 132 is rotatably connected to the upper portion of the printing moving frame 131, so that the printing rotating frame 132 can horizontally rotate relative to the printing moving frame 131, and the display or touch module 20 is disposed on the printing rotating frame 132.
The printing rotary frame 132 is provided with a printing needle plate 130 and a printing suction plate 133, the printing needle plate 130 is connected to the printing rotary frame 132, the printing suction plate 133 is connected to the printing needle plate 130, and the printing suction plate 133, the printing needle plate 130 and the printing rotary frame 132 are sequentially overlapped from top to bottom.
The printing suction plate 133 is provided with a printing vacuum suction hole, and the printing suction plate 133 is provided with a printing suction surface which is upwards arranged, and the printing vacuum suction hole penetrates through the printing suction surface; and a printing through hole is provided in the printing suction plate 133, the printing through hole penetrating the printing suction plate 133.
The printing needle plate 130 is provided with a plurality of printing ejector pins 135 in a protruding manner, the printing ejector pins 135 penetrate through the printing through holes, and the printing ejector pins 135 move up and down in the printing through holes under the driving of the power element, can be accommodated in the printing through holes and also protrude upwards on the printing suction surface.
After the transfer plate 11 transfers the display or touch module 20 to the upper part of the printing platform 13, a plurality of printing ejector pins 135 of the printing needle plate 130 are upwards protruded and extend to the upper part of the printing suction surface, the transfer plate 11 moves downwards until the printing ejector pins 135 penetrate through the hollowed-out strips 115 between the battens 113 to push the display or touch module 20, and then the transfer plate 11 is pulled out; then, the print ejector 135 moves downward until it moves below the print engaging surface, at which time the display or touch module 20 is attracted to the print engaging surface of the print suction plate 133.
Of course, after the display or touch module 20 adsorbed on the printing platform 13 completes the 3D printing of the glue layer and the curing of the glue layer, the laser head is utilized to recheck the glue layer, and after the product is qualified, the product can be fed. In the blanking process, the display or touch module 20 can be lifted up by the printing ejector pins 135 to be separated from the printing suction surface, and then the display or touch module 20 is transferred to other stations by the transfer plate 11.
In this embodiment, the print thimble 135 has an upper end portion for jacking up the display or touch module 20, and the upper end portion of the print thimble 135 is covered with the print rubber, so that damage to the display or touch module 20 caused by the print thimble 135 in the process of jacking up the display or touch module 20 is avoided.
The printing encapsulation has the printing jack-up portion of cladding at printing thimble 135 top, and this printing jack-up portion and cambered surface form are arranged, and are big-end-up form and are arranged, like this, are favorable to printing the elastic deformation of printing jack-up portion of encapsulation, further play the guard action to display or touch module 20.
In this embodiment, the lower part of the printing thimble 135 extends to the lower part of the printing needle plate 130, is connected with a power element, and the power element drives the printing thimble 135 to move up and down, and the upper part of the printing thimble 135 extends to the upper part of the printing needle plate 130 and movably penetrates through a printing through hole of the printing suction plate 133.
The printing needle plate 130 is provided with a plurality of printing bosses, and the printing ejector pins 135 movably pass through the printing bosses, that is, the printing bosses are enclosed on the periphery of the printing ejector pins 135, so that the verticality of the printing ejector pins 135 can be ensured in the process that the power element drives the printing ejector pins 135 to move up and down.
In this embodiment, the printing suction plate 133 is a ceramic plate, so that the diameter of the printing vacuum suction hole formed by the printing suction plate can be smaller, and the phenomenon of local deformation or warping of the display or touch module 20 is avoided in the process of sucking the display or touch module 20; the aperture of the film tearing vacuum suction hole 125 in the film tearing suction plate 124 is larger, so that the phenomenon that the display or touch module 20 moves or falls off in the film tearing process can be avoided.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The feeding transfer structure of the display or touch module is characterized by comprising a film tearing platform, a printing platform and a transfer plate, wherein the transfer plate transfers the display or touch module on the film tearing platform to the printing platform; the film tearing platform is provided with a film tearing suction plate, a film tearing vacuum suction hole is formed in the film tearing suction plate, and the film tearing vacuum suction hole adsorbs the display or touch module on the film tearing suction plate; the printing platform is provided with a printing suction plate, the printing suction plate is a ceramic plate, printing vacuum suction holes are formed in the printing suction plate, and the printing vacuum suction holes adsorb the display or touch module on the printing suction plate;
The film tearing platform comprises a film tearing moving frame and a film tearing rotating frame, wherein the film tearing rotating frame horizontally rotates relative to the film tearing moving frame, the film tearing moving frame is arranged on a track, and the film tearing rotating frame is rotationally connected to the upper part of the film tearing moving frame; a film tearing needle plate is arranged on the film tearing rotating frame, and the film tearing suction plate is arranged on the film tearing needle plate; the film tearing vacuum suction holes and the film tearing through holes are formed in the film tearing suction plate, and film tearing ejector pins which move up and down along the film tearing through holes are convexly arranged on the film tearing needle plate;
The display or touch module is absorbed on a film tearing suction plate of the film tearing platform through film tearing vacuum, after a protective film on the display or touch module is torn off, the film tearing ejector pin moves upwards along the film tearing through hole and is propped against the display or touch module to be separated from the film tearing suction plate, the display or touch module is suspended above the film tearing suction plate, the transfer plate is inserted between the film tearing suction plate and the display or touch module, the display or touch module is absorbed, the display or touch module is transferred onto the printing platform, and meanwhile, the film tearing ejector pin moves downwards and is retracted into the film tearing through hole;
The film tearing ejector pin is provided with an upper end part for ejecting the display or touch module, the upper end part of the film tearing ejector pin is coated with a film tearing encapsulation, the film tearing encapsulation is provided with a film tearing ejection part coated on the top of the film tearing ejector pin, and the film tearing ejection part is arranged in a cambered surface shape and in a big-end-up shape;
the film tearing needle plate is provided with a plurality of film tearing bosses, the film tearing ejector pins movably penetrate through the film tearing bosses, and the film tearing bosses surround the periphery of the film tearing ejector pins;
the dyestripping structure includes the dyestripping movable plate that reciprocates by power drive, the lower part of dyestripping movable plate is provided with the roller bearing of horizontal arrangement, and when needs dyestripping, the dyestripping movable plate moves down to the top of dyestripping platform, dyestripping platform adjustment position, the corner of protection film is supported to the roller bearing, through the rotation of roller bearing, drives the protection film and tears the roll, along with the removal of dyestripping platform, then realizes tearing the operation of protection film.
2. The feeding transfer structure of a display or touch module according to claim 1, wherein the transfer plate is horizontally arranged and connected to a horizontally moving seat, the moving seat is provided with a connecting plate which longitudinally moves, the inner side of the transfer plate is connected to the connecting plate, a plurality of hollow strips which are arranged at intervals are arranged in the transfer plate, the hollow strips penetrate through the outer side of the transfer plate, the hollow strips divide the transfer plate into a plurality of laths which are arranged at intervals, and the laths are provided with vacuum suction cups for adsorbing the display or touch module; when the transfer plate is inserted between the film tearing suction plate and the display or touch module, the film tearing ejector pin is arranged in the hollowed-out strip.
3. The feeding relay structure of a display or touch module according to claim 2, wherein a plurality of vacuum chucks are embedded in the batten, the vacuum chucks have chuck end faces arranged upwards, the chuck end faces are exposed on the upper end faces of the batten and are arranged flush with the upper end faces of the batten, and chuck ports are formed in the chuck end faces.
4. The feeding transfer structure of a display or touch module according to claim 3, wherein a plurality of sucking disc openings are formed on the end face of the sucking disc, the sucking disc openings are arranged in a ring shape, and the sucking disc openings are nested in sequence and are arranged around the center of the end face of the sucking disc; a communication groove is arranged between the adjacent sucker openings.
5. The feeding relay structure of a display or touch module according to claim 2, wherein the printing platform comprises a printing moving frame and a printing rotating frame, the printing moving frame is arranged on a track, and the printing rotating frame is rotatably connected to the upper part of the printing moving frame; a printing needle plate is arranged on the printing rotating frame, and the printing suction plate is arranged on the printing needle plate; the printing vacuum suction holes and the printing through holes are formed in the printing suction plate, and the printing thimble which moves up and down along the printing through holes is convexly arranged on the printing needle plate;
after the transfer board adsorbs display or touch module and is arranged on the printing suction plate of the printing platform, the printing thimble moves upwards along the printing through hole, and is separated from the transfer board against the display or touch module, the display or touch module is suspended above the transfer board, the transfer board withdraws from between the printing suction plate and the display or touch module, the printing thimble moves downwards with the display or touch module until the display or touch module is adsorbed on the printing suction plate, and the printing thimble withdraws in the printing through hole.
6. The feed transfer structure of a display or touch module of claim 5, wherein the print ejector pin has an upper end for lifting up the display or touch module, and the upper end of the print ejector pin is coated with a print encapsulation.
7. The feed transfer structure of a display or touch module of claim 5, wherein the print needle plate is provided with a plurality of print bosses, the print ejector pins movably pass through the print bosses, and the print bosses surround the peripheries of the print ejector pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910502989.9A CN110154396B (en) | 2019-06-11 | 2019-06-11 | Feeding transfer structure of display or touch module |
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| CN201910502989.9A CN110154396B (en) | 2019-06-11 | 2019-06-11 | Feeding transfer structure of display or touch module |
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| CN110154396A CN110154396A (en) | 2019-08-23 |
| CN110154396B true CN110154396B (en) | 2024-05-17 |
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| EP4261015A4 (en) * | 2022-03-03 | 2024-08-28 | Enovate3D Hangzhou Tech Development Co Ltd | Printing apparatus and method for led dam of display panel |
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| CN110126261A (en) * | 2019-06-11 | 2019-08-16 | 深圳市深科达智能装备股份有限公司 | Display or touch module 3D printing glue-line method |
| CN210309055U (en) * | 2019-06-11 | 2020-04-14 | 深圳市深科达智能装备股份有限公司 | Adsorption jacking structure of display or touch module |
| CN210592837U (en) * | 2019-06-11 | 2020-05-22 | 深圳市深科达智能装备股份有限公司 | Film tearing structure of display or touch module |
| CN210590579U (en) * | 2019-06-11 | 2020-05-22 | 深圳市深科达智能装备股份有限公司 | Display or touch module 3D prints glue film equipment |
| CN210592838U (en) * | 2019-06-11 | 2020-05-22 | 深圳市深科达智能装备股份有限公司 | Transfer board structure of display or touch module |
| CN210590610U (en) * | 2019-06-11 | 2020-05-22 | 深圳市深科达智能装备股份有限公司 | Material loading transfer structure of display or touch module |
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| Publication number | Publication date |
|---|---|
| CN110154396A (en) | 2019-08-23 |
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