CN212555399U - Full-automatic backlight unit laminating machine - Google Patents

Abstract

The utility model discloses a full-automatic backlight unit covers machine, include: the device comprises a frame, a shading film stripping device, a reflective film stripping device, a light guide film stripping device, a backlight module laminating workbench and a film transferring and laminating device; the utility model discloses a photomask stripping off device, reflective film stripping off device, leaded light membrane stripping off device, backlight unit compound workstation and film move and carry compound device, can accomplish the automation of photomask, leaded light membrane and reflective film automatically and peel off, can also accomplish automatically and cover the leaded light membrane and close to the photomask on, cover the reflective film and close the leaded light membrane, can be automatic accomplish backlight unit's compound work, can practice thrift the human cost, work efficiency is high moreover.

Description

Full-automatic backlight unit laminating machine

[ technical field ] A method for producing a semiconductor device

The utility model relates to a full-automatic backlight unit covers machine.

[ background of the invention ]

The backlight module of the notebook keyboard comprises a light guide film, a shading film covered on the front surface of the light guide film and a reflective film covered on the back surface of the light guide film, wherein non-setting adhesive is printed on the shading film, the light guide film and the reflective film before the backlight module is covered so as to facilitate covering; in the production process of the existing backlight module of the notebook keyboard, a manual mode is usually adopted for covering, and the manual laminating mode is low in efficiency, so that automation equipment capable of automatically covering the backlight module is urgently needed.

The utility model discloses it is not enough to solve prior art and research and propose promptly.

[ Utility model ] content

The to-be-solved technical problem of the utility model is to provide a full-automatic backlight unit laminating machine, through photomask stripping off device, reflective membrane stripping off device, leaded light membrane stripping off device, backlight unit laminates workstation and film and moves and carry and laminate the device, can accomplish the photomask automatically, the automation of leaded light membrane and reflective membrane is peeled off, can also accomplish automatically and laminate the leaded light membrane to the photomask, laminate the reflective membrane to the leaded light membrane, can be automatic accomplish backlight unit's laminating work, can practice thrift the human cost, and work efficiency is high moreover.

In order to solve the technical problem, the utility model discloses a full-automatic backlight unit covers machine, include: the device comprises a frame, a shading film stripping device, a reflective film stripping device, a light guide film stripping device, a backlight module laminating workbench and a film transferring and laminating device; the shading film stripping device is arranged in the middle of the rack and used for stripping the shading film from the material belt A; the reflective film stripping device is arranged on the rack and positioned on one side of the shading film stripping device and is used for stripping the reflective film from the material belt B; the light guide film stripping device is arranged on the rack and positioned on the other side of the shading film stripping device and is used for stripping the light guide film from the material belt C; the backlight module laminating workbench is arranged at the tail part of the shading film stripping device and is used for bearing the shading film stripped from the material belt A; the film shifting and laminating device is arranged at the tail part of the rack and is used for sequentially laminating the light guide film stripped from the material belt C and the light reflecting film stripped from the material belt B to the light shielding film positioned on the backlight module laminating workbench.

According to the full-automatic backlight module laminating machine, the shading film stripping device is arranged on the frame and used for outputting the shading film unwinding unit of the material belt A, and a plurality of shading films are arranged on the material belt A at intervals; the machine frame is sequentially provided with a self-adaptive buffer mechanism A, a shading film stripping mechanism, a self-adaptive buffer mechanism B and a waste tape winding unit A along the conveying direction of the material tape A; the frame just be located photomask stripping mechanism's afterbody and be equipped with photomask absorption transfer assembly, photomask absorption transfer assembly contain sliding connection in the frame transfer frame, the transfer frame be "U" shape for the transfer frame can make a round trip to slide in photomask stripping mechanism top, the frame on be equipped with the drive C of drive transfer frame motion, the upper portion of transfer frame has the absorption seat along vertical direction sliding connection, the absorption seat on be equipped with the adsorption head subassembly that is used for adsorbing the photomask, the transfer frame still be equipped with the cylinder A that is used for driving the absorption seat and moves from top to bottom.

The full-automatic backlight module laminating machine comprises a photomask stripping mechanism, a stripping seat and a stripping seat, wherein the photomask stripping mechanism comprises a stripping seat which is slidably connected to a frame, a stripping seat driving device which is used for driving the stripping seat to move back and forth along the conveying direction of a material belt A is arranged on the frame, the stripping seat comprises a stripping seat bottom plate which is slidably connected to the frame, stripping seat side plates are respectively arranged on two sides of the stripping seat bottom plate, stripping plates are arranged on the tops of the two stripping seat side plates, a supporting surface is arranged on the top of each stripping plate, a stripping surface which is intersected with the supporting surface is arranged at one end of each stripping plate, an auxiliary guide wheel is arranged between the two stripping seat side plates, the auxiliary guide wheels are positioned below the stripping plates, two material belt locking assemblies A which are used for locking the material belt A on the frame are arranged on the frame, and one of the material belt locking assemblies A is positioned on the front side, the other group of material belt locking assemblies A are positioned at the rear side of the stripping seat, and the stripping seat can move back and forth between the two groups of material belt locking assemblies A.

According to the full-automatic backlight module laminating machine, the material belt locking assembly A comprises a cushion block arranged on a frame, a pressing block matched with the cushion block and used for locking the material belt A on the cushion block is arranged on the frame, and a locking cylinder used for driving the pressing block to move is arranged on the frame.

As above a full-automatic backlight unit covers machine, self-adaptation buffer mechanism A contain first guide roll and the second guide roll of setting in the frame, first guide roll and second guide roll between be equipped with self-adaptation buffering subassembly, self-adaptation buffering subassembly include two along vertical putting to the guide arm that sets up in the frame, be equipped with the slider that can follow the guide arm up-and-down motion on two guide arms respectively, be equipped with the deflector roll that sets up along the horizontal direction between two sliders, the frame on and be located one side of guide arm and be equipped with first photoelectric sensor, the frame just be located first photoelectric sensor and be equipped with the second photoelectric sensor under, the slider on be equipped with the piece that is in the light with first photoelectric sensor and second photoelectric sensor.

According to the full-automatic backlight module laminating machine, the reflective film stripping device is arranged on the rack and used for outputting the reflective film unwinding unit of the material belt B, and a plurality of reflective films are arranged on the material belt B at intervals; the machine frame is sequentially provided with a self-adaptive buffer mechanism C, a reflective film stripping mechanism, a self-adaptive buffer mechanism D and a waste material belt winding unit B along the conveying direction of the material belt B; the light guide film peeling device is arranged on a light guide film unwinding unit of the rack and used for outputting a material belt C, and a plurality of light guide films are arranged on the material belt C at intervals; the machine frame is sequentially provided with a self-adaptive buffer mechanism E, a light guide film stripping mechanism, a self-adaptive buffer mechanism F and a waste material belt winding unit C along the conveying direction of the material belt C.

The full-automatic backlight module laminating machine comprises a left laminating workbench arranged on a rack and a right laminating workbench arranged on the rack, wherein the left laminating workbench comprises a left sliding table connected with the rack in a sliding manner along the horizontal direction, the right laminating workbench comprises a right sliding table connected with the rack in a sliding manner along the horizontal direction, the rack is further provided with a driver A used for driving the left sliding table to move and a driver B used for driving the right sliding table to move, the left sliding table and the left sliding table are parallel to each other, the left sliding table is connected with a left bearing seat in a sliding manner along the vertical direction, the left sliding table is provided with a left driver used for driving the left bearing seat to slide up and down, the left bearing seat is provided with a left adsorption assembly used for adsorbing a light shielding film, the right sliding table is connected with a right bearing seat in a sliding manner along the vertical direction, the frame is provided with a bearing station for bearing the photomask and a film coating station for coating the photomask with a light guide film and a light reflecting film, and the left adsorption assembly and the right adsorption assembly can circularly move between the bearing station and the film coating station; the film transferring and laminating device comprises a portal frame arranged on a frame, wherein a first transferring mechanism used for transferring the light guide film to the film laminating station and a second transferring mechanism used for transferring the light shielding film to the film laminating station are arranged on the portal frame, an adsorption component A used for adsorbing the light guide film is arranged on the first transferring mechanism, and an adsorption component B used for adsorbing the light reflecting film is arranged on the second transferring mechanism; the tail part of the film laminating station is provided with a conveyor belt assembly, and the portal frame is provided with a backlight module transferring assembly used for transferring the backlight module which finishes film laminating to the conveyor belt assembly.

The full-automatic backlight module laminating machine comprises a backlight module transfer assembly, a transfer sliding seat, a transfer driving assembly, a lifting cylinder and a backlight module adsorption assembly, wherein the transfer sliding seat is connected to a portal frame, the transfer sliding seat is connected to the transfer sliding seat in a sliding mode, the transfer driving assembly is used for driving the transfer sliding seat to move, the lifting cylinder is arranged on the transfer sliding seat, the cylinder body of the lifting cylinder is connected to the transfer sliding seat, and the execution end of the lifting cylinder is provided with the backlight module adsorption assembly used for adsorbing the backlight module.

The full-automatic backlight module laminating machine comprises a backlight module adsorption assembly, a lifting cylinder and a conveying mechanism, wherein the backlight module adsorption assembly comprises an adsorption frame connected to an execution end of the lifting cylinder; the mounting plate is provided with mounting holes which correspond to the adsorption heads one by one, each adsorption head comprises an adsorption head body connected to the mounting hole in a sliding manner, and the lower end of the adsorption head body is connected with an air suction sucker; the adsorption head body on the cover be equipped with the spring, the spring be located the mounting panel bottom surface and bleed between the sucking disc upper end.

According to the full-automatic backlight module laminating machine, the rack is provided with the first position identification sensor for identifying the position of the light shielding film relative to the left adsorption component or the right adsorption component, the rack is provided with the second position identification sensor for identifying the position of the light guide film relative to the adsorption component A, and the rack is provided with the third position identification sensor for identifying the position of the light reflection film relative to the adsorption component B.

Compared with the prior art, the utility model has the advantages of as follows:

1. the utility model discloses a photomask stripping off device, reflective film stripping off device, leaded light membrane stripping off device, backlight unit compound workstation and film move and carry compound device, can accomplish the automation of photomask, leaded light membrane and reflective film automatically and peel off, can also accomplish automatically and cover the leaded light membrane and close to the photomask on, cover the reflective film and close the leaded light membrane, can be automatic accomplish backlight unit's compound work, can practice thrift the human cost, work efficiency is high moreover.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is a schematic structural view of a full-automatic backlight module laminating machine according to the present invention;

fig. 2 is a schematic top view of the full-automatic backlight module laminating machine of the present invention;

FIG. 3 is a schematic side view of the concealed reflective film peeling device, light guide film peeling device and conveyor belt assembly of the fully automatic backlight module laminating machine of the present invention;

FIG. 4 is a schematic view of a portion of a full-automatic backlight module laminating machine according to the present invention;

FIG. 5 is an enlarged view of portion A labeled in FIG. 4;

FIG. 6 is a schematic view of a photomask stripping device and a backlight module combining table according to the present invention;

FIG. 7 is an enlarged view of portion B labeled in FIG. 6;

FIG. 8 is a schematic view of the stripping device for a light shielding film according to the present invention;

FIG. 9 is a schematic structural view of a middle peeling seat of the present invention;

FIG. 10 is a schematic view of a pellicle stripping apparatus and a backlight module combining table according to the present invention;

FIG. 11 is an enlarged view of portion C labeled in FIG. 10;

FIG. 12 is a schematic structural view of an adsorption assembly A according to the present invention;

fig. 13 is a perspective cross-sectional view of the adsorption assembly a of the present invention;

fig. 14 is a schematic structural view of the hidden reflective film peeling device and the light guide film peeling device of the full-automatic backlight module laminating machine of the present invention;

fig. 15 is a schematic structural view of a transfer assembly of a backlight module according to the present invention;

fig. 16 is an enlarged view of a portion D marked in fig. 15.

[ detailed description ] embodiments

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 16, the full-automatic backlight module laminating machine of the present embodiment includes: a frame 10, a shading film stripping device 1, a reflective film stripping device 2, a light guide film stripping device 3, a backlight module laminating workbench 4 and a film transferring and laminating device 5; the shading film stripping device 1 is arranged in the middle of the rack 10 and is used for stripping the shading film 101 from the material belt A201; the reflective film stripping device 2 is arranged on the frame 10 and positioned on one side of the shading film stripping device 1, and is used for stripping the reflective film 102 from the material belt B202; the light guide film peeling device 3 is arranged on the rack 10 and positioned on the other side of the light shielding film peeling device 1, and is used for peeling the light guide film 103 from the material belt C203; the backlight module laminating workbench 4 is arranged at the tail part of the shading film stripping device 1 and is used for receiving the shading film 101 stripped from the material belt A201; the film transfer and lamination device 5 is disposed at the tail of the frame 10 and sequentially laminates the light guide film 103 peeled from the tape C203 and the reflective film 102 peeled from the tape B202 onto the light shielding film 101 on the backlight module lamination workbench 4. The utility model discloses a photomask stripping off device, reflective film stripping off device, leaded light membrane stripping off device, backlight unit compound workstation and film move and carry compound device, can accomplish the automation of photomask, leaded light membrane and reflective film automatically and peel off, can also accomplish automatically and cover the leaded light membrane and close to the photomask on, cover the reflective film and close the leaded light membrane, can be automatic accomplish backlight unit's compound work, can practice thrift the human cost, work efficiency is high moreover.

Brief description earlier the utility model discloses a work flow:

firstly, the shading film 101 is peeled from the material belt A201 by the shading film peeling device, the reflective film 102 is peeled from the material belt B202 by the reflective film peeling device 2, and the light guide film 103 is peeled from the material belt C203 by the light guide film peeling device 3 (the shading film peeling device, the light guide film peeling device and the reflective film peeling device are independently carried out);

secondly, the backlight module laminating workbench receives the shading film 101 stripped from the material belt A201 by the shading film stripping device;

thirdly, the light guide film 103 is coated on the shading film by the film transfer coating device;

fourth, the film transfer laminating apparatus laminates the reflective film 102 to the light guide film to obtain the backlight module.

A detailed description will now be given of the light shielding film peeling device, the light reflecting film peeling device, the light guiding film peeling device, the backlight module laminating table, and the film transferring and laminating device, respectively.

As shown in fig. 6 to 9, in this embodiment, the light shielding film peeling device 1 is used for peeling the light shielding film 101 from a rolled material tape a201, the light shielding film peeling device 1 is disposed on the frame 10 and is used for outputting the light shielding film unwinding unit 11 of the material tape a201, and a plurality of light shielding films 101 are disposed on the material tape a201 at intervals; the machine frame 10 is sequentially provided with an adaptive buffer mechanism A12, a shading film stripping mechanism 13, an adaptive buffer mechanism B14 and a scrap tape winding unit A15 along the conveying direction of the tape A201; the light shielding film stripping mechanism comprises a frame 10, a light shielding film adsorption and transfer assembly 16 is arranged at the tail of the light shielding film stripping mechanism 13, the light shielding film adsorption and transfer assembly 16 comprises a transfer frame 161 which is connected to the frame 10 in a sliding mode, the transfer frame 161 is inverted U-shaped, so that the transfer frame 161 can slide back and forth above the light shielding film stripping mechanism 13, a driver C for driving the transfer frame 161 to move is arranged on the frame 10, an adsorption seat 162 is connected to the upper portion of the transfer frame 161 in a sliding mode in the vertical direction, an adsorption head assembly 163 for adsorbing the light shielding film 101 is arranged on the adsorption seat 162, and an air cylinder A164 for driving the adsorption seat 162 to move up and down is further arranged on the transfer frame 161. The shading film stripping device is provided with the shading film adsorption transfer component at the tail part of the shading film stripping mechanism, the shading film can be assisted to be stripped from the material belt A through the shading film adsorption transfer component, meanwhile, the shading film is convenient to move, and the shading film stripping device has the advantages of being simple in structure, low in cost and high in efficiency.

The shading film stripping mechanism 13 comprises a stripping seat 131 connected to the frame 10 in a sliding manner, a stripping seat driving device 132 for driving the stripping seat 131 to move back and forth along the conveying direction of the strip a201 is arranged on the frame 10, the stripping seat 131 comprises a stripping seat bottom plate 1311 connected to the frame 10 in a sliding manner, stripping seat side plates 1312 are respectively arranged on two sides of the stripping seat bottom plate 1311, a stripping plate 1313 is arranged on the tops of the two stripping seat side plates 1312, a supporting surface 13131 is arranged on the top of the stripping plate 1313, a strip surface 13132 intersecting the supporting surface 13131 is arranged at one end of the stripping plate 1313, an auxiliary guide wheel 1314 is arranged between the two stripping seat side plates 1312, the auxiliary guide wheel 1314 is arranged below the stripping plate 1313, two strip locking assemblies a17 for locking the strip a201 on the frame 10 are arranged on the frame 10, one strip locking assembly a17 is arranged on the front side of the stripping seat 131, the other set of tape locking assemblies a17 is located at the rear side of the peeling seat 131, and the peeling seat 131 can move back and forth between the two sets of tape locking assemblies a 17; the shading film stripping mechanism firstly locks the material belt on the rack through the material belt locking assemblies A on two sides of the stripping seat, then the shading film adsorption transfer assembly moves to the position right above the shading film and adsorbs the shading film, and then the stripping seat moves backwards under the action of the stripping seat driving device; when the stripping seat moves to the end, the shading film is completely stripped from the material belt; by adopting the design, the shading film is always in a relative static state when being stripped, the shading film can be ensured to be always kept flat, and the shading film is prevented from deforming.

The tape locking assembly a is used for stopping the tape to peel off the light shielding film from the tape, in this embodiment, the tape locking assembly a17 includes a pad 171 disposed on the frame 10, a pressing block 172 engaged with the pad 171 and locking the tape a201 on the pad 171 is disposed on the frame 10, and a locking cylinder 173 for driving the pressing block 172 is disposed on the frame 10.

As shown in fig. 6 and 7, the adaptive buffering mechanism a12 includes a first guide roller 121 and a second guide roller 122 disposed on the frame 10, an adaptive buffering assembly 123 is disposed between the first guide roller 121 and the second guide roller 122, the adaptive buffering assembly 123 includes two guide rods 1231 vertically disposed on the frame 10, two sliders 1232 capable of moving up and down along the guide rods 1231 are respectively disposed on the two guide rods 1231, a guide roller 1233 disposed in the horizontal direction is disposed between the two sliders 1232, a first photosensor 1234 is disposed on one side of the guide rod 1231 on the frame 10, a second photosensor 1235 is disposed under the first photosensor 1234 on the frame 10, and a light blocking sheet 1236 is disposed on the slider 1232 and is connected to the first photosensor 1234 and the second photosensor 1235. The self-adaptive buffer mechanism A enables the guide roller to move up and down along the guide rod by connecting the guide roller to the two sliding blocks which are connected to the guide rod in a sliding manner; when the length of the material belt is too long, the guide roller falls under the action of gravity, and when the guide roller falls to the lowest position, the light blocking sheet triggers the second photoelectric sensor to respond, so that the light blocking film unwinding unit can be controlled to stop unwinding; when the length of the material belt is too short, the material belt drives the guide roller to move upwards, and when the material belt moves to the highest position, the light blocking sheet triggers the first photoelectric sensor to respond, so that the light blocking film unwinding unit can be controlled to continue unwinding; thereby realizing the buffering of the material belt.

The reflective film stripping device 2 is arranged on the frame 10 and used for outputting a reflective film unwinding unit of the material belt B202, and a plurality of reflective films 102 are arranged on the material belt B202 at intervals; the machine frame 10 is sequentially provided with a self-adaptive buffer mechanism C, a reflective film stripping mechanism, a self-adaptive buffer mechanism D and a waste belt winding unit B along the conveying direction of the material belt B202; the light guide film peeling device 3 is arranged on the rack 10 and used for outputting a light guide film unwinding unit of a material belt C203, and a plurality of light guide films 103 are arranged on the material belt C203 at intervals; the machine frame 10 is sequentially provided with a self-adaptive buffer mechanism E, a light guide film stripping mechanism, a self-adaptive buffer mechanism F and a waste material belt winding unit C along the conveying direction of the material belt C203. In this embodiment, the operation principle of the reflective film peeling device 2 and the light guide film peeling device 3 is the same as that of the light shielding film peeling mechanism 13, but the difference is that the light shielding film adsorption transfer component for adsorbing the light shielding film is different from the adsorption component for adsorbing the light guide film and the reflective film; this embodiment is not described in detail.

As shown in fig. 10 and 11, the backlight module combining workbench 4 comprises a left combining workbench 041 arranged on the frame 10 and a right combining workbench 042 arranged on the frame 10, the left combining workbench 041 comprises a left sliding table 41 connected to the frame 10 in a sliding manner along the horizontal direction, the right combining workbench 042 comprises a right sliding table 42 connected to the frame 10 in a sliding manner along the horizontal direction, the frame 10 is further provided with a driver a for driving the left sliding table 41 to move and a driver B for driving the right sliding table 42 to move, the left sliding table 41 and the left sliding table 41 are parallel to each other, the left sliding table 41 is connected with a left bearing seat 43 in a sliding manner along the vertical direction, the left sliding table 41 is provided with a left driver 44 for driving the left bearing seat 43 to slide up and down, the left bearing seat 43 is provided with a left adsorbing assembly 45 for adsorbing the light shielding film 101, the right sliding table 42 is connected with a right bearing seat 46 in a sliding manner along the vertical direction, right side slip table 42 on be equipped with and be used for driving right side to bear seat 46 gliding right driver 47 from top to bottom, right side bear and be equipped with right adsorption component 48 that is used for adsorbing photomask 101 on the seat 46, frame 10 on be equipped with and be used for accepting photomask 101 accept station 401 and be used for laminating the tectorial membrane station 402 on photomask 101 with leaded light membrane 103 and reflective membrane 102, left side adsorption component 46 and right adsorption component 48 can accept station 401 and tectorial membrane station 402 between cyclic motion. The backlight module laminating workbench comprises a left laminating workbench and a right laminating workbench arranged on a rack, wherein the left laminating workbench comprises a left sliding table, a driver A, a left bearing seat, a left driver and a left adsorption assembly;

as shown in fig. 4 and 5, the film transferring and laminating apparatus 5 includes a gantry 51 disposed on the frame 10, the gantry 51 is provided with a first transferring mechanism 52 for transferring the light guide film 103 to the laminating station 402 and a second transferring mechanism 53 for transferring the light shielding film 101 to the laminating station 402, the first transferring mechanism is used for driving the adsorption assembly a to move in the horizontal direction and the vertical direction and simultaneously drive the adsorption assembly a to rotate, the second transferring mechanism is used for driving the adsorption assembly B to move in the horizontal direction and the vertical direction and simultaneously drive the adsorption assembly B to rotate, the first transferring mechanism 52 is provided with an adsorption assembly a54 for adsorbing the light guide film 103, and the second transferring mechanism 53 is provided with an adsorption assembly B55 for adsorbing the reflective film 102; the tail of the film covering station 402 is provided with a conveyor belt assembly 6, and the portal frame 51 is provided with a backlight module transferring assembly 9 which is used for transferring the backlight module which finishes film covering at the film covering station 402 onto the conveyor belt assembly 6. The film transferring and laminating device comprises an adsorption component A for adsorbing the light guide film, and drives the adsorption component A to move to a laminating station through a first transferring mechanism so as to laminate the light guide film on the light reflecting film; a conveyor belt assembly is arranged at the tail part of the film coating station, and a backlight module transferring assembly used for transferring the backlight module coated with the film at the film coating station to the conveyor belt assembly is arranged on the portal frame; the backlight module transferring assembly can automatically transfer the backlight module with the film to the conveyor belt assembly, and the overall working efficiency is improved conveniently.

The adsorption assembly a54 comprises a base plate 541 arranged on the first transfer mechanism 52, the base plate 541 is provided with an installation hole, the installation hole is connected with a slide bar 542 in a sliding manner, the upper end of the slide bar 542 is provided with a limit part 5421, the lower end of the slide bar 542 is connected with an adsorption base plate 543, the bottom surface of the adsorption base plate 543 is connected with an adsorption panel 544, a vacuum cavity C is arranged between the adsorption panel 544 and the adsorption base plate 543, and the adsorption panel 544 is provided with an adsorption hole 5441 communicated with the vacuum cavity C; a spring B545 is arranged between the bottom plate 541 and the adsorption bottom plate 543. The adsorption assembly A comprises a bottom plate, an adsorption bottom plate and an adsorption panel, the adsorption bottom plate is connected with the adsorption panel in a sealing mode, and the adsorption bottom plate is connected with the bottom plate in a sliding mode through a sliding rod; meanwhile, the vacuum cavity is arranged between the adsorption bottom plate and the adsorption panel, the vacuum cavity can be connected with vacuum pumping equipment through a pipeline, the adsorption panel is provided with adsorption holes communicated with the vacuum cavity, and the adsorption holes can be uniformly arranged on the adsorption panel. Meanwhile, in order to reduce the vibration of the adsorption base plate and the adsorption panel with respect to the base plate, a spring 545 is provided between the base plate 541 and the adsorption base plate 543.

The structure of the adsorption element B is the same as that of the adsorption element a, and therefore, in this embodiment, the adsorption element B is not described in detail.

As shown in fig. 14-16, the backlight module transferring assembly 9 includes a transferring plate 92 connected to the gantry 51, a transferring slide seat 93 is slidably connected to the transferring plate 92, a driving assembly 94 for driving the transferring slide seat 93 to move is disposed on the transferring plate 92, a lifting cylinder 95 is disposed on the transferring slide seat 93, a cylinder body of the lifting cylinder 95 is connected to the transferring slide seat 93, and a backlight module sucking assembly 96 for sucking the backlight module is disposed at an execution end of the lifting cylinder 95. Backlight unit moves and carries the subassembly and connects on moving the year sliding seat through the cylinder body with the lift cylinder to be equipped with backlight unit adsorption component at the execution end of lift cylinder, adopt this kind of structure, can realize moving in horizontal direction and vertical direction to backlight unit adsorption component, have simple structure, with low costs, advantage that response speed is fast.

In this embodiment, the backlight module suction assembly 96 includes a suction frame 961 connected to an execution end of the lifting cylinder 95, a mounting plate 962 is disposed at a bottom of the suction frame 961, and a plurality of groups of suction heads 963 are disposed on the mounting plate 962; the mounting plate 962 is provided with positioning holes corresponding to the adsorption heads 963 one by one, the adsorption heads 963 comprise an adsorption head body 9631 connected to the positioning holes in a sliding manner, and the lower end of the adsorption head body 9631 is connected with an air suction cup 9632; a spring A9633 is sleeved on the suction head body 9631, and the spring A9633 is positioned between the bottom surface of the mounting plate 962 and the upper end of the suction cup 9632. By adopting the design, the adsorption head has downward elasticity through the elasticity of the spring, when the backlight module adsorption component adsorbs the backlight module, rigid pressure can not be generated on the backlight module, and the mechanical damage to the backlight module is avoided.

As shown in fig. 4 and 5, in the operations of laminating the light guide film to the light reflection film and laminating the light shielding film to the light guide film, the light reflection film, the light guide film and the light shielding film need to be positioned to ensure the accuracy of lamination; for this purpose, a first position recognition sensor 81 for recognizing the position of the light shielding film 101 with respect to the left suction module 45 or the right suction module 48 is provided on the chassis 10, a second position recognition sensor 82 for recognizing the position of the light guiding film 103 with respect to the suction module a54 is provided on the chassis 10, and a third position recognition sensor 83 for recognizing the position of the light reflecting film 102 with respect to the suction module B55 is provided on the chassis 10. The first position identification sensor, the second position identification sensor and the third position identification sensor can adopt machine vision positioning technology which is mature in the market, and the detailed description is omitted here.

The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims (10)

1. The utility model provides a full-automatic backlight unit covers machine which characterized in that includes:

a frame (10);

the shading film stripping device (1) is arranged in the middle of the rack (10) and is used for stripping the shading film (101) from the material belt A (201);

the light-reflecting film stripping device (2) is arranged on the rack (10) and positioned on one side of the shading film stripping device (1) and is used for stripping the light-reflecting film (102) from the material belt B (202);

the light guide film peeling device (3) is arranged on the rack (10) and positioned on the other side of the shading film peeling device (1) and is used for peeling the light guide film (103) from the material belt C (203);

the backlight module laminating workbench (4), the backlight module laminating workbench (4) is arranged at the tail part of the shading film stripping device (1) and is used for bearing the shading film (101) stripped from the material belt A (201);

and the film transferring and laminating device (5) is arranged at the tail part of the rack (10) and is used for sequentially laminating the light guide film (103) stripped from the material belt C (203) and the reflective film (102) stripped from the material belt B (202) onto the light shielding film (101) positioned on the backlight module laminating workbench (4).

2. The machine according to claim 1, wherein the light shielding film stripping device (1) is disposed on the frame (10) and is used for outputting a light shielding film unwinding unit (11) of a material tape a (201), and a plurality of light shielding films (101) are disposed on the material tape a (201) at intervals; the machine frame (10) is sequentially provided with an adaptive buffer mechanism A (12), a shading film stripping mechanism (13), an adaptive buffer mechanism B (14) and a waste tape winding unit A (15) along the conveying direction of the material tape A (201); the photomask stripping machine is characterized in that a photomask adsorption transfer assembly (16) is arranged at the tail part of the photomask stripping mechanism (13) of the rack (10), the photomask adsorption transfer assembly (16) comprises a transfer frame (161) connected to the rack (10) in a sliding mode, the transfer frame (161) is inverted U-shaped, so that the transfer frame (161) can slide back and forth above the photomask stripping mechanism (13), a driver C for driving the transfer frame (161) to move is arranged on the rack (10), an adsorption seat (162) is connected to the upper part of the transfer frame (161) in a sliding mode in the vertical direction, an adsorption head assembly (163) for adsorbing a photomask (101) is arranged on the adsorption seat (162), and an air cylinder A (164) for driving the adsorption seat (162) to move up and down is further arranged on the transfer frame (161).

3. The machine according to claim 2, wherein the light shielding film peeling mechanism (13) comprises a peeling seat (131) slidably connected to the frame (10), the frame (10) is provided with a peeling seat driving device (132) for driving the peeling seat (131) to move back and forth along the conveying direction of the tape A (201), the peeling seat (131) comprises a peeling seat bottom plate (1311) slidably connected to the frame (10), two sides of the peeling seat bottom plate (1311) are respectively provided with a peeling seat side plate (1312), the tops of the two peeling seat side plates (1312) are provided with a peeling plate (1313), the top of the peeling plate (1313) is provided with a supporting surface (13131), one end of the peeling plate (1313) is provided with a peeling surface (13132) intersecting the supporting surface (13131), and an auxiliary guide wheel (1314) is arranged between the two peeling seat side plates (1312), the stripping machine is characterized in that the auxiliary guide wheel (1314) is positioned below the stripping plate (1313), two groups of material belt locking assemblies A (17) used for locking the material belt A (201) on the rack (10) are arranged on the rack (10), one group of material belt locking assemblies A (17) is positioned on the front side of the stripping seat (131), the other group of material belt locking assemblies A (17) is positioned on the rear side of the stripping seat (131), and the stripping seat (131) can move back and forth between the two groups of material belt locking assemblies A (17).

4. The machine of claim 3, wherein the tape locking assembly A (17) comprises a pad (171) disposed on the frame (10), the frame (10) is provided with a pressing block (172) engaged with the pad (171) to lock the tape A (201) on the pad (171), and the frame (10) is provided with a locking cylinder (173) for driving the pressing block (172) to move.

5. The machine according to claim 2, wherein the adaptive buffer mechanism A (12) comprises a first guide roller (121) and a second guide roller (122) disposed on the frame (10), an adaptive buffer assembly (123) is disposed between the first guide roller (121) and the second guide roller (122), the adaptive buffer assembly (123) comprises two guide rods (1231) vertically disposed on the frame (10), two guide rods (1231) are respectively provided with a sliding block (1232) capable of moving up and down along the guide rods (1231), a guide roller (1233) disposed along the horizontal direction is disposed between the two sliding blocks (1232), the frame (10) is provided with a first photoelectric sensor (1234) at one side of the guide rods (1231), the frame (10) is provided with a second photoelectric sensor (1235) directly below the first photoelectric sensor (1234), and light blocking sheets (1236) corresponding to the first photoelectric sensor (1234) and the second photoelectric sensor (1235) are arranged on the sliding block (1232).

6. The machine according to claim 1, wherein the reflective film peeling device (2) is disposed on the frame (10) and is used for unwinding a reflective film of a tape B (202), and a plurality of reflective films (102) are disposed on the tape B (202) at intervals; the machine frame (10) is sequentially provided with a self-adaptive buffer mechanism C, a reflective film stripping mechanism, a self-adaptive buffer mechanism D and a waste tape winding unit B along the conveying direction of the material tape B (202); the light guide film peeling device (3) is arranged on a light guide film unwinding unit of the rack (10) and used for outputting the material belt C (203), and a plurality of light guide films (103) are arranged on the material belt C (203) at intervals; the machine frame (10) is sequentially provided with a self-adaptive buffer mechanism E, a light guide film stripping mechanism, a self-adaptive buffer mechanism F and a waste tape winding unit C along the conveying direction of the material tape C (203).

7. The machine according to claim 1, wherein the backlight module combining workbench (4) comprises a left combining workbench (041) arranged on the frame (10) and a right combining workbench (042) arranged on the frame (10), the left combining workbench (041) comprises a left sliding table (41) connected to the frame (10) in a sliding manner along the horizontal direction, the right combining workbench (042) comprises a right sliding table (42) connected to the frame (10) in a sliding manner along the horizontal direction, the frame (10) is further provided with a driver A for driving the left sliding table (41) to move and a driver B for driving the right sliding table (42) to move, the left sliding table (41) and the left sliding table (41) are parallel to each other, and the left sliding table (41) is connected with a left bearing seat (43) in a sliding manner along the vertical direction, a left driver (44) for driving the left bearing seat (43) to slide up and down is arranged on the left sliding table (41), a left absorption component (45) for absorbing the shading film (101) is arranged on the left bearing seat (43), a right bearing seat (46) is connected on the right sliding table (42) in a sliding way along the vertical direction, a right driver (47) for driving the right bearing seat (46) to slide up and down is arranged on the right sliding table (42), a right absorption component (48) for absorbing the shading film (101) is arranged on the right bearing seat (46), the frame (10) is provided with a bearing station (401) for bearing the shading film (101) and a film coating station (402) for coating the light guide film (103) and the light reflecting film (102) on the shading film (101), the left adsorption assembly (45) and the right adsorption assembly (48) can circularly move between the receiving station (401) and the film covering station (402); the film transferring and laminating device (5) comprises a portal frame (51) arranged on a rack (10), a first transferring mechanism (52) used for transferring the light guide film (103) to the laminating station (402) and a second transferring mechanism (53) used for transferring the light shielding film (101) to the laminating station (402) are arranged on the portal frame (51), an adsorption component A (54) used for adsorbing the light guide film (103) is arranged on the first transferring mechanism (52), and an adsorption component B (55) used for adsorbing the reflective film (102) is arranged on the second transferring mechanism (53); the tail part of the film laminating station (402) is provided with a conveyor belt assembly (6), and the portal frame (51) is provided with a backlight module transferring assembly (9) which is used for transferring the backlight module which finishes film laminating at the film laminating station (402) onto the conveyor belt assembly (6).

8. The machine according to claim 7, wherein the backlight module transfer unit (9) comprises a transfer plate (92) connected to the gantry (51), the transfer plate (92) is slidably connected to a transfer sliding seat (93), the transfer plate (92) is provided with a driving unit (94) for driving the transfer sliding seat (93) to move, the transfer sliding seat (93) is provided with a lifting cylinder (95), a cylinder of the lifting cylinder (95) is connected to the transfer sliding seat (93), and an execution end of the lifting cylinder (95) is provided with a backlight module adsorption unit (96) for adsorbing the backlight module.

9. The machine of claim 8, wherein the backlight module sucking assembly (96) comprises a sucking frame (961) connected to the actuating end of the lifting cylinder (95), the sucking frame (961) has a bottom mounting plate (962), and the mounting plate (962) has a plurality of sucking heads (963); the mounting plate (962) is provided with positioning holes corresponding to the adsorption heads (963) one by one, each adsorption head (963) comprises an adsorption head body (9631) connected to the positioning holes in a sliding manner, and the lower end of each adsorption head body (9631) is connected with an air suction sucker (9632); a spring A (9633) is sleeved on the adsorption head body (9631), and the spring A (9633) is positioned between the bottom surface of the mounting plate (962) and the upper end of the suction cup (9632).

10. The machine according to claim 7, wherein the frame (10) is provided with a first position recognition sensor (81) for recognizing the position of the light shielding film (101) relative to the left absorption assembly (45) or the right absorption assembly (48), the frame (10) is provided with a second position recognition sensor (82) for recognizing the position of the light guiding film (103) relative to the absorption assembly A (54), and the frame (10) is provided with a third position recognition sensor (83) for recognizing the position of the light reflecting film (102) relative to the absorption assembly B (55).

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