CN108500618B - Backlight front end equipment - Google Patents
Backlight front end equipment Download PDFInfo
- Publication number
- CN108500618B CN108500618B CN201810623081.9A CN201810623081A CN108500618B CN 108500618 B CN108500618 B CN 108500618B CN 201810623081 A CN201810623081 A CN 201810623081A CN 108500618 B CN108500618 B CN 108500618B
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- light guide
- guide plate
- driving
- bearing seat
- material bearing
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- 239000000463 material Substances 0.000 claims abstract description 220
- 230000007246 mechanism Effects 0.000 claims description 91
- 238000004140 cleaning Methods 0.000 claims description 42
- 238000012546 transfer Methods 0.000 claims description 35
- 238000007599 discharging Methods 0.000 claims description 31
- 230000001681 protective effect Effects 0.000 claims description 20
- 238000006073 displacement reaction Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 description 16
- 238000010008 shearing Methods 0.000 description 15
- 239000000428 dust Substances 0.000 description 11
- 238000013461 design Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/007—Picking-up and placing mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/008—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes the parts being continuously transported through the machine during assembling or disassembling
Abstract
The invention relates to the technical field of electronic product processing equipment, in particular to backlight front end assembly equipment, which comprises a material moving platform, reflector plate attaching devices and a light guide plate assembly device, wherein the reflector plate attaching devices and the light guide plate assembly device are respectively arranged on two sides of the material moving platform. The invention carries out automatic front section assembly on the backlight source, thereby improving the assembly efficiency of the backlight source, reducing the labor cost and being convenient for realizing the production automation.
Description
Technical Field
The invention relates to the technical field of electronic product processing equipment, in particular to backlight source front end assembly equipment.
Background
As is well known, the front-end assembly of a backlight product is mainly aimed at the lamination process of several components, namely an outer frame, a reflective film and a light guide plate, in the prior art, most of the front-end assembly of the backlight product is realized manually, and the following problems exist: 1. differences in quality resulting from the variability between people; 2. the personnel work for a long time, the bad influence of distraction and fatigue on the product is low in assembly efficiency; 3. a large number of people work in a clean room and are difficult to effectively regulate the environment.
Disclosure of Invention
The invention aims to provide the backlight front end assembly equipment which has reasonable structure and can automatically assemble the front section of the backlight, thereby improving the assembly efficiency of the backlight, reducing the labor cost and being convenient for realizing the production automation.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention provides backlight front end assembly equipment which comprises a material moving platform, reflector plate attaching devices and a light guide plate assembly device, wherein the reflector plate attaching devices and the light guide plate assembly device are respectively arranged on two sides of the material moving platform, the material moving platform comprises a platform main body, a feeding conveying roller, a discharging conveying roller, a material bearing seat and a material transfer mechanism, the feeding conveying roller and the material bearing seat are respectively arranged on two ends of the platform main body, the material transfer mechanism is used for transferring materials among the feeding conveying roller, the material bearing seat and the discharging conveying roller, the reflector plate attaching devices are positioned on one side of the material bearing seat, and the light guide plate assembly device is positioned on the other side of the material bearing seat.
The number of the reflector plate sticking devices and the number of the light guide plate assembling devices are two, the two reflector plate sticking devices are respectively arranged on two sides of the platform main body, the two light guide plate assembling devices are respectively arranged on two sides of the platform main body, and the reflector plate sticking devices and the light guide plate assembling devices are sequentially arranged along the material moving direction of the material moving platform; the number of the material bearing seats is five, and the five material bearing seats are arranged between the feeding conveying roller and the discharging conveying roller and are sequentially arranged at intervals along the platform main body; the material conveying device is characterized in that a material transferring manipulator is arranged between the material conveying roller and a material bearing seat arranged on one side of the material conveying roller, and the other four material bearing seats are respectively arranged at the discharge ends of the two reflector plate sticking devices and the discharge ends of the two light guide plate assembling devices.
The material transfer mechanism comprises a sliding block arranged on the platform main body in a sliding manner, a first moving driving mechanism for driving the sliding block to move, a plurality of material moving blocks arranged on the sliding block and an eighth driving piece for driving the material moving blocks to lift, and the feeding conveying roller, the material bearing seat and the discharging conveying roller are all provided with avoiding grooves for feeding the material moving blocks to move.
Further, the first movable driving mechanism comprises a sliding rail, a screw rod nut and a ninth driving piece, wherein the sliding rail is arranged on the platform main body and is in sliding connection with the sliding block, the screw rod is rotatably arranged on the platform main body, the screw rod nut is in threaded connection with the screw rod, the ninth driving piece is used for driving the screw rod to rotate, and the sliding block is connected with the screw rod nut.
The positioning blocks and tenth driving pieces used for driving the positioning blocks to be close to or far away from the center of the material bearing seat are arranged on the periphery of the material bearing seat in a sliding mode.
The reflector plate pasting device comprises a reflector plate feeding mechanism, a reflector plate cleaning mechanism, a reflector plate material moving manipulator for moving the reflector plate output by the reflector plate feeding mechanism to the reflector plate cleaning mechanism and a reflector plate pasting manipulator for pasting the reflector plate output by the reflector plate cleaning mechanism to materials borne by the material bearing seat.
Further, the reflector plate material moving manipulator comprises at least two suction nozzles and an eleventh driving piece for driving the suction nozzles to move.
The light guide plate assembling device comprises a light guide plate discharging mechanism for removing the protective film of the light guide plate and a light guide plate assembling manipulator for obliquely inserting the light guide plate output by the light guide plate discharging mechanism onto materials borne by the material bearing seat.
Further, the light guide plate assembly manipulator comprises a material sucking disc, a first displacement driving mechanism for driving the material sucking disc to move along an X axis, a Y axis and a Z axis of the light guide plate assembly device respectively, a first rotation driving device for driving the material sucking disc to rotate around the Z axis and a second rotation driving device for driving the material sucking disc to rotate around the X axis, wherein the material sucking disc is in driving connection with the second rotation driving device, the second rotation driving device is in driving connection with the first rotation driving device, and the first rotation driving device is in driving connection with the first displacement driving mechanism.
Further, a light guide plate guiding mechanism for guiding the light guide plate is arranged on one side of the material bearing seat, and the light guide plate guiding mechanism comprises a guiding block which is arranged to be crossed with the material bearing seat and a second displacement driving mechanism for driving the guiding block to be close to or far away from the material bearing seat.
The invention has the beneficial effects that:
the backlight front end assembly equipment integrates the assembly of the outer frame, the reflecting film and the light guide plate into one piece of equipment, so that the quality and the assembly efficiency of products are greatly improved, and the backlight front end assembly device only needs 2-3 persons for operation in normal operation, so that production personnel can be well saved for enterprises, and the labor cost is reduced. Meanwhile, the backlight front-end assembly equipment is reasonable in structural design, and can effectively improve the front-end assembly efficiency of the backlight while reasonably utilizing space.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a top view of the transfer platform of the present invention;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;
FIG. 4 is a schematic perspective view of a material moving platform according to the present invention;
FIG. 5 is a schematic view of a material carrying seat according to the present invention;
FIG. 6 is a schematic perspective view of a reflector-mounting apparatus according to the present invention;
fig. 7 is a schematic perspective view of an assembly device for a light guide plate according to the present invention;
FIG. 8 is a schematic diagram of a light guide plate discharge mechanism according to the present invention;
FIG. 9 is a schematic view of the structure of the hidden light guide plate assembly manipulator according to the present invention;
FIG. 10 is a schematic view of a light guide plate assembly robot according to the present invention;
FIG. 11 is a perspective view of another view of the light guide plate assembly device according to the present invention;
fig. 12 is a schematic structural view of the light guide plate in an obliquely inserted and assembled state.
Description of the reference numerals
1-a light guide plate assembling device; 11-machine; 12-a light guide plate discharging mechanism; 13-a first cleaning device; 14-shearing device; 15-a second cleaning device; 16-a light guide plate assembling manipulator; 17-visual positioning means; 111-a second driving member; 112-a third driver; 113-a fourth drive; 114-a fifth driver; 121-a light guide plate transfer platform; 122-loading a membrane separation block; 123-lower membrane separation block; 124-upper film collecting roller; 125-lower film collecting roller; 126-upper drive shaft; 127-lower drive shaft; 128-tensioning wheel; 1261-feeding a pressing roller; 1262-pressing down the material roller; 131-cleaning rollers; 132—a dust collection roller; 133-pressing the material block; 134-sixth drive; 141-shearing knife; 142-a first driver; 161-suction tray; 162-a first displacement drive mechanism; 163-first rotary drive; 164-a second rotational drive; 165-a light guide plate pressing mechanism; 1651-pressing the block; 1652-seventh drive; 21-a feeding conveying roller; 22-a platform body; 23-blanking conveying rollers; 24-a material bearing seat; 241-a first material carrier; 242-a second material carrier; 243-a third material-carrying seat; 244-fourth material bearing seat; 245-a fifth material bearing seat; 246-positioning block; 247-tenth driving member; 248-a material transfer manipulator; 25-a material transfer mechanism; 251-sliding block; 252-a first movement drive mechanism; 253-transfer block; 254-eighth driver; 255-avoidance slot; 2521-a slide rail; 2522-screw; 2523-a lead screw nut; 2524-ninth drivers; 26-a light guide plate guide mechanism; 261-guide block; 262-a second displacement drive mechanism; 3-a reflector plate attaching device; 31-a reflector plate feeding mechanism; 32-a reflector cleaning mechanism; 33-a reflector plate material moving manipulator; 34-a reflector lamination manipulator; 341-a suction nozzle; 342-eleventh drive member; 01-U-shaped hem.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention. The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 12, the backlight front end assembling device provided by the invention comprises a material moving platform, a reflector plate attaching device 3 and a light guide plate assembling device 1, wherein the reflector plate attaching device 3 and the light guide plate assembling device 1 are respectively arranged on two sides of the material moving platform, the material moving platform comprises a platform main body 22, a feeding conveying roller 21 and a discharging conveying roller 23 which are respectively arranged on two ends of the platform main body 22, a material bearing seat 24 arranged on the platform main body 22, and a material conveying mechanism 25 for conveying materials among the feeding conveying roller 21, the material bearing seat 24 and the discharging conveying roller 23, the reflector plate attaching device 3 is positioned on one side of the material bearing seat 24, and the light guide plate assembling device 1 is positioned on the other side of the material bearing seat 24.
In practical application, the outer frame is placed on the feeding and conveying roller 21 through a manual or external mechanical mechanism, the feeding and conveying roller 21 transfers the outer frame to one side of the platform main body 22, then the material transfer mechanism 25 transfers the outer frame output by the feeding and conveying roller 21 to the material bearing seat 24, and then the reflector plate pasting device 3 pastes the reflector plate on the outer frame borne by the material bearing seat 24; after the outer frame is attached with the reflecting sheet, the light guide plate assembly device 1 assembles the light guide plate into the outer frame and attaches the light guide plate with the reflecting sheet so as to complete the assembly process of the front section of the backlight source; and finally, the material transfer mechanism 25 transfers the backlight source movement with the front end assembled to the blanking conveying roller 23 from the material bearing seat 24 so that the blanking conveying roller 23 can discharge the backlight source movement or convey the backlight source movement to a next processing station. The invention has reasonable structural design, can automatically complete the whole assembly process while reasonably utilizing the space, does not need to be assembled manually, reduces the labor cost, and further effectively improves the assembly efficiency of the front section of the backlight source and the quality of the backlight source.
In this technical solution, referring to fig. 1 and 2, the number of the reflector-attaching devices 3 and the number of the light guide plate assembling devices 1 are two, the two reflector-attaching devices 3 are respectively disposed on two sides of the platform main body 22, the two light guide plate assembling devices 1 are respectively disposed on two sides of the platform main body 22, and the reflector-attaching devices 3 and the light guide plate assembling devices 1 are sequentially disposed along a material moving direction of the material moving platform; the number of the material bearing seats 24 is five, and the five material bearing seats 24 are arranged between the feeding conveying roller 21 and the discharging conveying roller 23 and are sequentially arranged at intervals along the platform main body 22; a material transfer manipulator 248 is arranged between the material loading and conveying roller 21 and a material bearing seat 24 arranged on one side of the material loading and conveying roller 21, and the other four material bearing seats 24 are respectively arranged at the discharge end of each reflector plate sticking device 3 and the discharge end of each light guide plate assembling device 1.
In actual use, each action of the material transfer mechanism 25 can synchronously transfer the materials carried by each material carrying seat 24, so that a plurality of materials can sequentially pass through each processing station, the transfer time and waiting time of the materials are effectively reduced, and the assembly efficiency of the invention is greatly improved; by arranging the plurality of reflector plate attaching devices 3 and the plurality of light guide plate assembling devices 1 on two sides of the material moving platform, the assembling efficiency of products can be greatly improved while the space is reasonably utilized.
In this embodiment, referring to fig. 1 and 2, the five material bearing seats 24 are a first material bearing seat 241, a second material bearing seat 242, a third material bearing seat 243 and a fifth material bearing seat 245, where the position of the second material bearing seat 242 and the position of the third material bearing seat 243 correspond to the positions of the two reflector plate attaching devices 3, the position of the fourth material bearing seat 244 and the position of the fifth material bearing seat 245 correspond to the positions of the two light guide plate assembling devices 1, the first material bearing seat 241 is disposed between the feeding conveying roller 21 and the second material bearing seat 242, and a material transferring manipulator 248 is disposed between the feeding conveying roller 21 and the first material bearing seat 241.
In actual use, the material transfer manipulator 248 transfers one outer frame output by the feeding conveying roller 21 to the first material bearing seat 241, when the next outer frame is output from the feeding conveying roller 21, the material transfer mechanism 25 transfers the outer frames respectively carried by the feeding conveying roller 21 and the first material bearing seat 241 to the second material bearing seat 242 and the third material bearing seat 243 simultaneously, and simultaneously, the material transfer mechanism 25 transfers the materials originally placed on the second material bearing seat 242 and the third material bearing seat 243 to the fourth material bearing seat 244 and the fifth material bearing seat 245 respectively, and transfers the materials originally placed on the fourth material bearing seat 244 and the fifth material bearing seat 245 to the discharging conveying roller 23. When the two outer frames are respectively transferred to the second material bearing seat 242 and the third material bearing seat 243, the two reflector-attaching devices 3 attach the two reflectors to the outer frames borne by the second material bearing seat 242 and the third material bearing seat 243 respectively; when the two outer frames with the reflective sheets are transferred to the fourth material carrying seat 244 and the fifth material carrying seat 245, the two light guide plate assembling device 1 assembles the two light guide plates into the outer frames carried by the fourth material carrying seat 244 and the fifth material carrying seat 245, respectively. The structure has simple and reasonable design and stable operation, and can complete the assembly of the front sections of the two backlight sources in one unit time, thereby greatly improving the assembly efficiency of the invention.
In this technical solution, referring to fig. 2 and 3, the material transferring mechanism 25 includes a sliding block 251 slidably disposed on the platform main body 22, a first moving driving mechanism 252 for driving the sliding block 251 to move, a plurality of material transferring blocks 253 disposed on the sliding block 251, and an eighth driving member 254 for driving the material transferring blocks 253 to lift, where the material feeding conveying roller 21, the material bearing seat 24, and the material discharging conveying roller 23 are all provided with avoiding grooves 255 for feeding the material transferring blocks 253 to move. Specifically, the number of the sliding blocks 251 may be set in accordance with actual production requirements; each transfer block 253 corresponds to and is in driving connection with an eighth driving member 254. In this embodiment, the number of the moving blocks 253 is six, and the positions of the moving blocks correspond to the positions of the feeding conveying roller 21 and the positions of the five material bearing seats 24 one by one.
In actual use, the first moving driving mechanism 252 drives the sliding block 251 to move on the platform main body 22, and the sliding block 251 moves to drive the six moving blocks 253 to move in the avoiding groove 255 among the feeding conveying roller 21, the material bearing seat 24 and the discharging conveying roller 23; when the material is transferred, the eighth driving part 254 drives the material transferring block 253 to ascend from below the feeding conveying roller 21 and the material bearing seat 24, and the material transferring block 253 ascends to collide with the material and lift the material so as to be higher than the feeding conveying roller 21 or the material bearing seat 24; when the material is lifted, the transfer block 253 moves, thereby transferring the material from the loading conveyor roller 21 to the material carrying seat 24, transferring the material from one material carrying seat 24 to the next material carrying seat 24, or transferring the material from the material carrying seat 24 to the unloading conveyor roller 23, respectively; after the material is transferred to a station, the eighth driving member 254 drives the transfer block 253 to descend so that the material is placed on the material carrying seat 24 or the blanking conveying roller 23, and then after the transfer block 253 descends below the material carrying seat 24 or the blanking conveying roller 23, the first moving driving mechanism 252 drives the sliding block 251 to return to move and reset so as to prepare for transferring the next material. The material transfer mechanism 25 has the advantages of simple and ingenious structural design, stable and efficient operation, and capability of synchronously transferring a plurality of materials, thereby greatly improving the efficiency of the device.
Preferably, referring to fig. 4, the first moving driving mechanism 252 includes a slide rail 2521 provided on the platform body 22 and slidably connected to the sliding block 251, a screw rod 2522 rotatably provided on the platform body 22, a screw rod nut 2523 screwed with the screw rod 2522, and a ninth driving member 2524 for driving the screw rod 2522 to rotate, and the sliding block 251 is connected to the screw rod nut 2523. Specifically, the ninth drive 2524 is a servo motor. In practical applications, the ninth driving element 2524 drives the screw rod 2522 to rotate, and the rotation of the screw rod 2522 drives the screw rod nut 2523 to move, so as to drive the sliding block 251 to move. The first moving driving mechanism 252 has a simple and compact structure, and is stable and reliable in operation, thereby being beneficial to improving the working stability of the invention.
In this embodiment, referring to fig. 5, the positioning blocks 246 and tenth driving members 247 for driving the positioning blocks 246 to approach or separate from the center of the material carrying seat 24 are slidably disposed around the material carrying seat 24. In actual use, when the material is placed on the material bearing seat 24, the tenth driving member 247 drives the positioning block 246 to move near the center of the material bearing seat 24 and to collide with the periphery of the material, so as to clamp and position the material on the material bearing seat 24, so that the assembly position of the material is more accurate, and the position deviation of the material in the assembly process is effectively prevented, thereby improving the assembly precision and the assembly quality of the invention.
In this technical solution, referring to fig. 6, the reflector plate attaching device 3 includes a reflector plate feeding mechanism 31, a reflector plate cleaning mechanism 32, a reflector plate moving manipulator 33 for moving the reflector plate output by the reflector plate feeding mechanism 31 to the reflector plate cleaning mechanism 32, and a reflector plate attaching manipulator 34 for attaching the reflector plate output by the reflector plate cleaning mechanism 32 to the material carried by the material carrying seat 24.
In actual use, the reflector plate feeding mechanical arm 33 transfers the reflector plate output by the reflector plate feeding mechanism 31 to the reflector plate cleaning mechanism 32 for cleaning so as to remove dust and dirt on the surface of the reflector plate, thereby improving the attaching quality of the reflector plate; the cleaned reflector is picked up by the reflector attaching manipulator 34 and transferred to the material carrying seat 24, and then the reflector attaching manipulator 34 attaches the reflector to the outer frame carried by the material carrying seat 24.
Preferably, the reflector plate moving manipulator 33 includes at least two suction nozzles 341 and an eleventh driving member 342 for driving the suction nozzles 341 to move. Specifically, the eleventh driving member 342 is a driving cylinder. In practical use, since the two reflective sheets are easily overlapped when being taken, the eleventh driving member 342 drives the suction nozzle 341 to move up and down, and the overlapped reflective sheets are separated from the reflective sheets absorbed by the suction nozzle 341 by the movement of the suction nozzle 341, so that the problem that the quality of the backlight source is affected due to the fact that the two reflective sheets stacked together are attached to the outer frame is effectively avoided, and the assembly quality of the invention is greatly improved.
In this technical solution, referring to fig. 7, the light guide plate assembling device 1 includes a light guide plate discharging mechanism 12 for removing a protective film of a light guide plate, and a light guide plate assembling manipulator 16 for obliquely inserting the light guide plate output by the light guide plate discharging mechanism 12 onto a material carried by a material carrying seat 24.
In practical application, as shown in fig. 12, since one side edge of the outer frame is a U-shaped folded edge 01, in the process of assembling the light guide plate, one side edge of the light guide plate needs to be obliquely inserted into a groove of the U-shaped folded edge 01, and then the light guide plate except the U-shaped folded edge 01 of the outer frame is attached; therefore, when in use, the light guide plate assembling manipulator 16 picks up the light guide plate output by the light guide plate discharging mechanism 12, moves the light guide plate to the material bearing seat 24 corresponding to the light guide plate assembling device 1, inclines the light guide plate, and firstly obliquely inserts one inclined side edge of the light guide plate into the groove of the U-shaped folded edge 01 of the outer frame borne by the material bearing seat 24, and then attaches the rest part of the light guide plate to the reflecting sheet of the outer frame.
In this technical solution, referring to fig. 8 and 11, the light guide plate assembling device 1 further includes a machine table 11, and the light guide plate discharging mechanism 12 includes a light guide plate transferring platform 121 disposed on the machine table 11, an upper film separating block 122 disposed on the light guide plate transferring platform 121, a lower film separating block 123 disposed on a discharging end side of the light guide plate transferring platform 121, and an upper film collecting roller 124 and a lower film collecting roller 125 respectively disposed above and below the light guide plate transferring platform 121. Specifically, the light guide plate discharging mechanism 12 further includes a second driving member 111 for driving the upper film collecting roller 124 to rotate and a third driving member 112 for driving the lower film collecting roller 125 to rotate.
In practical application, when the light guide plate is transferred to the light guide plate transfer platform 121 for the first time and sequentially passes through the upper film separation block 122 and the lower film separation block 123, the upper protective film on one side edge of the light guide plate, which needs to be obliquely inserted into the groove of the U-shaped folded edge 01 of the outer frame, is reversely wound around the upper film separation block 122 and is wound around the upper film collecting roller 124, and the lower protective film of the light guide plate is reversely wound around the lower film separation block 123 and is wound around the lower film collecting roller 125; the third driving member 112 drives the lower film collecting roller 125 to rotate so that the lower protective film moves on the light guide plate transferring platform 121, and the movement of the lower protective film drives the light guide plate to move on the light guide plate transferring platform 121 to realize feeding of the light guide plate, and also peels off and collects the lower protective film of the light guide plate, and similarly, the second driving member 111 drives the upper film collecting roller 124 to rotate so as to peel off and collect the upper protective film of the light guide plate. The light guide plate discharging mechanism 12 has a simple and compact structure and stable operation, and effectively improves the working efficiency of the invention.
As a preferred embodiment, referring to fig. 8 and 11, the light guide plate discharging mechanism 12 further includes an upper rotating shaft 126 rotatably disposed between the upper film collecting roller 124 and the light guide plate transferring platform 121, a lower rotating shaft 127 rotatably disposed between the lower film collecting roller 125 and the light guide plate transferring platform 121, and a plurality of tensioning wheels 128 respectively disposed at one side of the upper rotating shaft 126 and one side of the lower rotating shaft 127. Specifically, the light guide plate discharging mechanism 12 further includes a fourth driving member 113 for driving the upper rotating shaft 126 to rotate and a fifth driving member 114 for driving the lower rotating shaft 127 to rotate.
In practical application, the upper protective film winds around the upper film separating block 122 and winds around the upper film collecting roller 124 through the upper rotating shaft 126, the lower protective film winds around the lower film separating block 123 and winds around the lower film collecting roller 125 through the lower rotating shaft 127, and the tension wheel 128 is used for adjusting the tightness of the film so as to ensure that the film is always in a tight state and the film can be stably recovered; the fourth driving member 113 drives the upper rotating shaft 126 to rotate, so as to provide auxiliary power for the movement of the upper protective film, so that the upper film collecting roller 124 can collect the film stably, and likewise, the effect of the fifth driving member 114 driving the lower rotating shaft 127 to rotate is the same as that of the fourth driving member 113 driving the upper rotating shaft 126 to rotate, which is not described herein again. Specifically, an upper pressing roller 1261 for pressing the upper protective film onto the upper rotating shaft 126 is rotatably arranged above the upper rotating shaft 126, so as to ensure that the upper protective film is always clung to the upper rotating shaft 126, and prevent the upper protective film from slipping; also, a lower nip roll 1262 for pressing the lower protective film against the lower rotating shaft 127 is rotatably provided below the lower rotating shaft 127, and the action and effect thereof are the same as those of the upper nip roll 1261, and will not be described again.
In this technical solution, referring to fig. 7 and 9, the light guide plate assembling device 1 further includes a first cleaning device 13 disposed on one side of the light guide plate discharging mechanism 12, where the first cleaning device 13 includes a cleaning roller 131 rotatably disposed on the machine 11 and a dust collecting roller 132 rotatably disposed below the cleaning roller 131, and the cleaning roller 131 and the dust collecting roller 132 mutually roll against each other. Specifically, the cleaning roller 131 is located at one side of the lower film separation block 123 of the light guide plate discharging mechanism 12; the cleaning roller 131 is a low-viscosity roller or a slightly-viscosity roller, and the dust collecting roller 132 is a roller having a viscosity higher than that of the cleaning roller 131, so that the cleaning roller 131 transfers dust and dirt collected from the cleaning surface of the light guide plate to the dust collecting roller 132, thereby ensuring the cleanliness of the cleaning roller 131 contacting the surface of the light guide plate to be cleaned.
In operation, as shown in fig. 9, after the upper protective film of the light guide plate is peeled off, the light guide plate picking up oblique inserting manipulator 16 picks up the light guide plate and drives the light guide plate to move towards the cleaning roller 13, and when the light guide plate moves towards the cleaning roller 13, the lower surface of the light guide plate separates the lower protective film through the lower film separating block 123, one end of the peeled lower protective film of the light guide plate is abutted against the cleaning roller 131, so that the front end of the light guide plate moves to clean through the cleaning roller 131 while the lower protective film at the rear end of the light guide plate is peeled off, thereby effectively saving the time for transferring the light guide plate and improving the assembly efficiency of the invention; when the lower surface of the light guide plate is in rolling contact with the cleaning roller 131, the adhesion of the cleaning roller 131 adheres dust and dirt on the lower surface of the light guide plate, and then the dust collecting roller 132 sucks the dust and dirt collected on the cleaning roller 131. The first cleaning device 13 has a simple and compact structural design and good cleaning effect, so as to facilitate improvement of the assembly quality of the light guide plate.
In this technical solution, referring to fig. 7 and 9, the light guide plate assembly device 1 further includes a shearing device 14 disposed on one side of the first cleaning device 13, where the shearing device 14 includes a shearing blade 141 movably disposed on the machine 11 and a first driving member 142 for driving the shearing blade 141 to move. Specifically, the shearing blade 141 is slidably disposed at the other side of the cleaning roller 131 in a direction perpendicular to the movement direction of the light guide plate; a presser block 133 is disposed above the light guide plate transferring platform 121, and a sixth driving member 134 is used for driving the presser block 133 to approach or separate from the light guide plate transferring platform 121. In operation, the light guide plate assembling robot 16 picks up the light guide plate outputted from the first cleaning device 13, and moves with the light guide plate and passes through the shearing blade 141; when the light guide plate moves to a predetermined distance, the sixth driving piece 134 drives the pressing block 133 to descend so as to press the light guide plate on the light guide plate transferring platform 121, so as to prevent the light guide plate from being shifted when being sheared; the first driving member 142 then drives the shearing blade 141 to move perpendicular to the direction in which the light guide plate moves, so as to shear the light guide plate to a desired size to be assembled. The shearing device 14 has simple and compact structural design, stable and reliable shearing and high shearing efficiency.
In this embodiment, referring to fig. 7 and 9, the light guide plate assembly device 1 further includes a second cleaning device 15 disposed on one side of the shearing device 14, and the second cleaning device 15 is a non-contact cleaner. In particular, the non-contact cleaner may employ an ion blower. In operation, the light guide plate assembly robot 16 picks up the light guide plate output by the shearing device 14 and moves the light guide plate over the ion blower; the ion wind output by the ion blower can blow away dust on the surface of the light guide plate on one hand, and can eliminate static electricity on the surface of the light guide plate on the other hand, so that the light guide plate can be better attached to the outer frame, the influence of unnecessary external factors is effectively reduced, and the assembly effect and quality of the invention are improved.
In this solution, referring to fig. 7 and 10, the light guide plate assembling manipulator 16 includes a suction tray 161, a first displacement driving mechanism 162 for driving the suction tray 161 to move along the X axis, the Y axis and the Z axis of the light guide plate assembling device 1, a first rotation driving device 163 for driving the suction tray 161 to rotate around the Z axis, and a second rotation driving device 164 for driving the suction tray 161 to rotate around the X axis, where the suction tray 161 is in driving connection with the second rotation driving device 164, the second rotation driving device 164 is in driving connection with the first rotation driving device 163, and the first rotation driving device 163 is in driving connection with the first displacement driving mechanism 162.
Referring to fig. 12, in actual use, the first displacement driving mechanism 162 drives the suction tray 161 to move to the light guide plate transfer platform 121 and drives it to descend to suck the light guide plate; then, the first displacement driving mechanism 162 drives the suction tray 161 to move along the X axis of the machine 11 and drives the light guide plate to sequentially pass through the first cleaning device 13, the shearing device 14 and the second cleaning device 15; then, the first displacement driving mechanism 162 drives the suction tray 161 to move to the assembling station of the light guide plate along the Y axis, the second rotation driving device 164 drives the suction tray 161 to rotate around the X axis by a preset angle to enable the light guide plate to be in an inclined state, finally, the first displacement driving mechanism 162 drives the suction tray 161 to move close to the outer frame so as to obliquely insert one side edge of the light guide plate into the groove of the U-shaped folded edge 01 of the outer frame, and then the second rotation driving device 164 drives the suction tray 161 to reversely rotate around the X axis gradually so as to press the light guide plate outside the groove of the U-shaped folded edge 01 of the outer frame onto the outer frame. The suction tray 161 can realize multi-axis linkage on the machine 11 under the drive of the first displacement driving mechanism 162, the first rotation driving device 163 and the second rotation driving device 164, so that the automatic machine is more flexible and more accurate in positioning.
In this technical solution, referring to fig. 2 and 12, a light guide plate guiding mechanism 26 for guiding a light guide plate is disposed on one side of the material bearing seat 24, and the light guide plate guiding mechanism 26 includes a guiding block 261 intersecting with the material bearing seat 24 and a second displacement driving mechanism 262 for driving the guiding block 261 to approach or separate from the material bearing seat 24.
In practical application, the second displacement driving mechanism 262 drives the guide block 261 to move to the upper part of the opening of the outer frame U-shaped folded edge 01; the first displacement driving mechanism 162 drives the material sucking disc 161 to move above the material bearing seat 24, and the second rotation driving device 164 drives the material sucking disc 161 to rotate around the X axis so as to drive one side edge of the light guide plate, which is close to the outer frame U-shaped folded edge 01, to rotate by a preset angle, so that the light guide plate is in an inclined state; then, the material sucking disc 161 drives the inclined edge of the light guide plate to move towards the direction of the guide block 261, so that the inclined edge of the light guide plate is abutted against the guide block 261, and the light guide plate gradually enters the groove of the outer frame U-shaped folded edge 01 under the guidance of the guide block 261; when one side edge of the light guide plate enters the groove of the U-shaped folded edge 01, the second rotary driving device 164 drives the material sucking disc 161 to reversely rotate around the X axis, so that the material sucking disc 161 gradually rotates to a position parallel to the bearing surface of the material bearing seat 24, and the rest part of the light guide plate is attached to the reflecting sheet of the outer frame by the material sucking disc 161, so that all the front-stage assembly procedures of the backlight source are completed; when the light guide plate is assembled, the second displacement driving mechanism 262 drives the guide block 261 to leave the material bearing seat 24, so that the backlight source assembled in the front stage is transferred to the blanking conveying roller 23. The light guide plate guide mechanism 26 has simple and compact structural design, and stable and reliable operation, and the light guide plate is guided by the guide block 261, so that the assembly precision of the light guide plate is improved, and the assembly quality of the invention is improved.
In this embodiment, referring to fig. 10 and 12, a light guide plate pressing mechanism 165 is disposed on one side of the suction tray 161. Specifically, the light guide plate pressing mechanism 165 includes a pressing block 1651 and a seventh driving member 1652 for driving the pressing block 1651 to lift.
In practical application, when the suction tray 161 inserts one side of the inclined light guide plate into the groove of the U-shaped folded edge 01 of the outer frame, the seventh driving member 1652 drives the pressing block 1651 to descend, so that the pressing block 1651 abuts against the other side of the light guide plate and presses the pressing block onto the adhesive tape of the reflective sheet of the outer frame, so that the light guide plate is integrally adhered to the reflective sheet.
The present invention is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. A backlight front-end assembly device is characterized in that: the material transferring platform comprises a platform main body, a feeding conveying roller, a discharging conveying roller, a material bearing seat and a material transferring mechanism, wherein the feeding conveying roller and the discharging conveying roller are respectively arranged at two ends of the platform main body, the material bearing seat is arranged on the platform main body, the material transferring mechanism is used for transferring materials among the feeding conveying roller, the material bearing seat and the discharging conveying roller, the reflector plate attaching device is positioned at one side of the material bearing seat, and the light guide plate assembling device is positioned at the other side of the material bearing seat; the number of the reflector plate sticking devices and the number of the light guide plate assembling devices are two, the two reflector plate sticking devices are respectively arranged on two sides of the platform main body, the two light guide plate assembling devices are respectively arranged on two sides of the platform main body, and the reflector plate sticking devices and the light guide plate assembling devices are sequentially arranged along the material moving direction of the material moving platform; the number of the material bearing seats is five, and the five material bearing seats are arranged between the feeding conveying roller and the discharging conveying roller and are sequentially arranged at intervals along the platform main body; a material transfer manipulator is arranged between the feeding conveying roller and a material bearing seat arranged at one side of the feeding conveying roller, and the other four material bearing seats are respectively arranged at the discharge ends of the two reflector plate sticking devices and the discharge ends of the two light guide plate assembling devices; the reflector plate pasting device comprises a reflector plate feeding mechanism, a reflector plate cleaning mechanism, a reflector plate material moving manipulator for moving the reflector plate output by the reflector plate feeding mechanism to the reflector plate cleaning mechanism, and a reflector plate pasting manipulator for pasting the reflector plate output by the reflector plate cleaning mechanism to the material borne by the material bearing seat; one side of the material bearing seat is provided with a light guide plate guide mechanism for guiding the light guide plate, and the light guide plate guide mechanism comprises guide blocks which are arranged in a crossing manner with the material bearing seat and a second displacement driving mechanism for driving the guide blocks to be close to or far away from the material bearing seat.
2. The backlight front-end assembly device of claim 1, wherein: the material transfer mechanism comprises a sliding block arranged on the platform main body in a sliding manner, a first moving driving mechanism for driving the sliding block to move, a plurality of material moving blocks arranged on the sliding block and an eighth driving piece for driving the material moving blocks to lift, and the feeding conveying roller, the material bearing seat and the discharging conveying roller are all provided with avoiding grooves for feeding the material moving blocks to move.
3. The backlight front-end assembly device of claim 2, wherein: the first movable driving mechanism comprises a sliding rail, a screw rod nut and a ninth driving piece, wherein the sliding rail is arranged on the platform main body and is in sliding connection with the sliding block, the screw rod is rotatably arranged on the platform main body, the screw rod nut is in threaded connection with the screw rod, the ninth driving piece is used for driving the screw rod to rotate, and the sliding block is connected with the screw rod nut.
4. The backlight front-end assembly device of claim 1, wherein: the positioning blocks are arranged on the periphery of the material bearing seat in a sliding manner, and tenth driving pieces used for driving the positioning blocks to be close to or far away from the center of the material bearing seat are arranged on the periphery of the material bearing seat.
5. The backlight front-end assembly device of claim 1, wherein: the reflector plate material moving manipulator comprises at least two suction nozzles and an eleventh driving piece for driving the suction nozzles to move.
6. The backlight front-end assembly device of claim 1, wherein: the light guide plate assembling device comprises a light guide plate discharging mechanism for removing the protective film of the light guide plate and a light guide plate assembling manipulator for obliquely inserting the light guide plate output by the light guide plate discharging mechanism onto materials borne by the material bearing seat.
7. The backlight front-end assembly device of claim 6, wherein: the light guide plate assembly manipulator comprises a material sucking disc, a first displacement driving mechanism for driving the material sucking disc to move along an X axis, a Y axis and a Z axis of the light guide plate assembly device respectively, a first rotation driving device for driving the material sucking disc to rotate around the Z axis and a second rotation driving device for driving the material sucking disc to rotate around the X axis, wherein the material sucking disc is in driving connection with the second rotation driving device, the second rotation driving device is in driving connection with the first rotation driving device, and the first rotation driving device is in driving connection with the first displacement driving mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810623081.9A CN108500618B (en) | 2018-06-15 | 2018-06-15 | Backlight front end equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810623081.9A CN108500618B (en) | 2018-06-15 | 2018-06-15 | Backlight front end equipment |
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| CN108500618A CN108500618A (en) | 2018-09-07 |
| CN108500618B true CN108500618B (en) | 2024-04-09 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109573608A (en) * | 2018-12-29 | 2019-04-05 | 昆山拓誉自动化科技有限公司 | Light guide plate inclined in type assembly equipment |
| CN109573607A (en) * | 2018-12-29 | 2019-04-05 | 昆山拓誉自动化科技有限公司 | Flat lamp assembly line light guide plate assembly station |
| CN113031321B (en) * | 2021-02-03 | 2024-01-16 | 安徽中显智能机器人有限公司 | Vehicle-mounted integrated line complete equipment |
| CN115202086B (en) * | 2022-09-16 | 2022-12-20 | 苏州奇达创机械有限公司 | Automatic kludge of reflector plate and light guide plate |
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| CN108500618A (en) | 2018-09-07 |
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