CN111252547B - Liquid crystal display pre-compression equipment with dislocation feeding function - Google Patents
Liquid crystal display pre-compression equipment with dislocation feeding function Download PDFInfo
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- CN111252547B CN111252547B CN202010192115.0A CN202010192115A CN111252547B CN 111252547 B CN111252547 B CN 111252547B CN 202010192115 A CN202010192115 A CN 202010192115A CN 111252547 B CN111252547 B CN 111252547B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 120
- 230000006835 compression Effects 0.000 title claims abstract description 21
- 238000007906 compression Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 239000010408 film Substances 0.000 claims description 49
- 239000012528 membrane Substances 0.000 claims description 16
- 239000010409 thin film Substances 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 210000000078 claw Anatomy 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000003475 lamination Methods 0.000 description 11
- 241000252254 Catostomidae Species 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
- B65G47/914—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems incorporating rotary and rectilinear movements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a liquid crystal display pre-compression device with staggered feeding, which comprises a pre-compression mechanism body, a feeding mechanism and a production line mechanism, wherein the production line mechanism comprises a transmission line body and a carrier, the transmission line body is used for transmitting the carrier, and a shell for a liquid crystal display is placed on the carrier; the feeding mechanism is used for transmitting a liquid crystal panel of the liquid crystal screen; the feeding mechanism comprises a first feeding unit and a second feeding unit which are used for bearing the liquid crystal panel, and the first feeding unit and the second feeding unit are in staggered movement; the prepressing mechanism body comprises a driving device and a grabbing component; the driving device drives the grabbing component to move to the feeding mechanism, the grabbing component grabs the liquid crystal panel on the first feeding unit or the second feeding unit, the grabbing component moves to the carrier of the transmission line body and pre-presses the liquid crystal panel and the shell, and the pre-pressing device is reliable in structure and convenient to use.
Description
Technical Field
The invention belongs to the field of automation, and particularly relates to a liquid crystal screen pre-compression device for staggered feeding.
Background
The liquid crystal panel is a display device which is commonly used at present, the liquid crystal panel is required to be installed in a shell to form a complete product, the common assembly mode at present is that the liquid crystal panel and the shell are stacked through gluing, then the liquid crystal panel and the shell are pressed by using pressing equipment, and the shell and the liquid crystal panel are firmly bonded until the shell and the liquid crystal panel are fixedly connected;
In order to ensure that the liquid crystal panel and the shell are accurately fixed, the common lamination step comprises pre-lamination and secondary lamination, the position between the shell and the liquid crystal panel is determined through the pre-lamination, and the secondary lamination is implemented after the position between the shell and the liquid crystal panel is confirmed, so that the bonding is firm, in order to implement the pre-lamination station, the pre-lamination station is additionally arranged in the conventional lamination equipment, and the liquid crystal panel and the shell are laminated through the addition of the pre-lamination equipment, so that the occupied area of the whole equipment is increased.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a liquid crystal screen pre-compression device with staggered feeding.
The invention provides a liquid crystal display pre-compression device with staggered feeding, which comprises a pre-compression mechanism body, a feeding mechanism and a production line mechanism, wherein,
The assembly line mechanism comprises a transmission line body and a carrier, wherein the transmission line body is used for transmitting the carrier, and a shell for a liquid crystal screen is placed on the carrier;
The feeding mechanism is used for transmitting a liquid crystal panel of the liquid crystal screen; the feeding mechanism comprises a first feeding unit and a second feeding unit which are used for bearing the liquid crystal panel, and the first feeding unit and the second feeding unit are in staggered movement;
the prepressing mechanism body comprises a driving device and a grabbing component; the driving device drives the grabbing component to move to the feeding mechanism, the grabbing component grabs the liquid crystal panel on the first feeding unit or the second feeding unit, and the grabbing component moves to the carrier of the transmission line body and pre-presses the liquid crystal panel and the shell.
Preferably, the feeding mechanism comprises a driving assembly, wherein the driving assembly comprises a transmission module (411) and a motor;
the transmission module is driven by the motor, so that the transmission module drives the first feeding unit and the second feeding unit to move;
The first feeding unit is arranged above the second feeding unit, and the first feeding unit and the second feeding unit move in opposite directions.
Preferably, the pre-pressing mechanism body further comprises a portal frame, wherein a linear driver for driving the grabbing component to move along the horizontal direction is arranged on the portal frame, and the grabbing component is arranged on the movable end of the linear driver.
Preferably, the portal frame further comprises a positioning detection device, and the positioning detection device corresponds to the position of the carrier on the transmission line body;
a light source for illumination is arranged on one side of the transmission line body, and the position of the light source corresponds to the positioning detection device.
Preferably, the pre-pressing mechanism body further comprises a film clamping assembly, wherein the film clamping assembly comprises a first rotary cylinder and a second rotary cylinder, and the second rotary cylinder is arranged on the rotating end of the first rotary cylinder;
The second rotary cylinder is provided with a clamping claw part, the clamping claw part is driven to fold by the second rotary cylinder, and the clamping claw part is provided with a first clamping block and a second clamping block;
The linear driver drives the grabbing component to move to the membrane clamping component, the first clamping block and the second clamping block clamp the thin film on the liquid crystal panel, the second rotating cylinder rotates under the driving of the first rotating cylinder, so that the thin film clamped by the first clamping block and the second clamping block is overturned, the linear driver drives the grabbing component to move continuously, and the thin film is stripped from the liquid crystal panel.
Preferably, the first clamping block and the second clamping block are provided with tooth-shaped protruding blocks, so that the protruding blocks are meshed when the first clamping block and the second clamping block are folded, and the thin film is bent and clamped.
Preferably, the grabbing component comprises a connecting bracket, a vertical driving module and a grabbing unit; the grabbing unit comprises an air passage block and a sucker; an air passage is formed in the air passage block, the sucker is arranged on one side, close to the liquid crystal panel, of the air passage block, and the air passage block is connected with external negative pressure equipment;
a sucker fixing plate is arranged on one side, close to the liquid crystal panel, of the air channel block, and a through hole for the sucker to pass through is formed in the sucker fixing plate;
A load sensor is arranged between the sucker fixing plate and the air passage block; the vertical driving module applies pressure to the liquid crystal panel through the sucker fixing plate, so that the pre-pressing of the liquid crystal panel and the shell is realized.
Preferably, the membrane clamping assembly is arranged between the feeding mechanism and the assembly line mechanism, the membrane clamping assembly is arranged on two sides of the grabbing assembly, a waste tray is arranged between the membrane clamping assemblies, and the thin film torn by the membrane clamping assembly is stored in the waste tray.
Preferably, a positioning block is arranged on the carrier, and the shell is limited at a fixed position through the positioning block, so that the shell is positioned;
The assembly line mechanism further comprises a jacking component, the carrier moves to the position where the light source is arranged on the transmission line body, the jacking component lifts the carrier, the carrier is close to the light source, and the positioning block is arranged on one side far away from the light source.
Preferably, the jacking assembly comprises a top plate, a positioning column and a jacking driver; the carrier is provided with a positioning hole matched with the positioning column;
The jacking driver drives the top plate to ascend, so that the positioning columns extend into the positioning holes to position the carrier, and the carrier is lifted and separated from the transmission line body.
Compared with the prior art, the invention has the beneficial effects that:
According to the liquid crystal screen pre-compression equipment for staggered feeding, the liquid crystal panel on the feeding mechanism is grabbed by the grabbing component and then moved to the assembly line mechanism, the liquid crystal panel and the shell are stacked, the liquid crystal panel and the shell are pre-compressed by the grabbing component, the pre-compression equipment is omitted, the occupied area of the equipment is saved, and meanwhile the feeding mechanism performs staggered feeding through the first feeding unit and the second feeding unit, so that the feeding efficiency is improved, the production efficiency is further improved, and the liquid crystal screen pre-compression equipment is convenient to use and simple in structure.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings. Specific embodiments of the present invention are given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of a three-dimensional structure according to an embodiment of the present invention;
FIG. 3 is an enlarged partial schematic view of FIG. 2;
FIG. 4 is a schematic perspective view of a pre-pressing mechanism according to an embodiment of the present invention;
FIG. 5 is an enlarged partial schematic view of FIG. 4;
FIG. 6 is a schematic perspective view of a grabbing assembly according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a membrane module according to an embodiment of the invention;
FIG. 8 is a schematic perspective view of a transmission mechanism according to an embodiment of the present invention;
FIG. 9 is a front view of a transport mechanism in one embodiment of the invention;
fig. 10 is a schematic perspective view of a lifting assembly and a carrier according to an embodiment of the invention.
The figure shows:
3. A prepressing mechanism body; 31. a portal frame; 311. a column; 312. a linear driver; 313. a positioning detector; 32. a grabbing component; 321. a connecting bracket; 322. a vertical driving module; 323. a driving block; 324. an airway block; 325. a sucker fixing plate; 33. a membrane clamping assembly; 331. a first rotary cylinder; 332. a second rotary cylinder; 333. a clamping claw part; 334. a first clamping block; 335. a second clamping block; 34. a waste tray; 4. a feeding mechanism; 41. a drive assembly; 411. a transmission module; 412. a motor; 42. a first feeding unit; 43. a second feeding unit; 7. a pipeline mechanism; 71. a transmission line body; 711. a light source; 72. a jacking assembly; 721. a top plate; 722. positioning columns; 723. a suction nozzle; 724. a jack-up drive; 73. a carrier; 731. and (5) positioning blocks.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a device for practicing the invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, "depth" corresponds to the front-to-back dimension, "closed" refers to the carrier being convenient to pass and the operator being unable to pass, and "annular" corresponds to the cyclic shape. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-5, the liquid crystal screen pre-compression equipment with staggered feeding comprises a pre-compression mechanism body 3, a feeding mechanism 4 and a production line mechanism 7,
The prepressing mechanism body 3 comprises a portal frame 31 and a grabbing component 32, wherein,
The gantry 31 includes a fixed structure for supporting the grasping assembly 32, a linear driver 312, the linear driver 312 being mounted on the fixed structure of the gantry 31; the fixing structure comprises a stand column 311 and a cross beam, a linear driver 312 is arranged on the cross beam, the cross beam is supported by the stand column 311, and the stand column 311 is fixed on the substrate; the grabbing component 32 is used for grabbing the liquid crystal panel, and the grabbing component 32 is installed on the movable end of the linear driver 312; in a preferred embodiment, the number of the linear drivers 312 is two, and the gripping modules 32 are driven to move in the same direction by the two linear drivers 312, so that the gripping modules 32 move more stably; since the grabbing component 32 needs to grab the liquid crystal panel, the grabbing component 32 has a large weight, and is driven by the linear driver 312, the grabbing component 32 is easy to shift, and in order to make the grabbing component 32 move stably, the linear drivers 312 are respectively arranged at two sides of the grabbing component 32, and meanwhile, the grabbing component 32 is driven.
As shown in fig. 6, the grabbing component 32 includes a connecting bracket 321, a vertical driving module 322, and a grabbing unit; the connecting bracket 321 is connected with the linear driver 312, the vertical driving module 322 is arranged on the connecting bracket 321, and the grabbing unit is driven to move along the vertical direction through the vertical driving module 322; the grabbing component 32 further comprises a driving block 323, the driving block 323 is mounted on the movable end of the vertical driving module 322, a guide module is further mounted on the connecting support 321, the guide module is connected with the driving block 323, and the liquid crystal panel grabbed by the grabbing component 32 is large, so that the general gravity of the liquid crystal panel is shared through the guide module for improving the stability in the grabbing process, and meanwhile, the stress of the vertical driving module 322 is reduced, and the service life of the vertical driving module 322 is prolonged.
Meanwhile, in order to reduce the damage to the liquid crystal panel due to large grabbing force on the local liquid crystal panel, the grabbing unit comprises suckers and air channel blocks 324, the suckers are distributed and adsorbed on the liquid crystal panel, the suction force on each sucker is ensured to be smaller, the damage to the liquid crystal panel is avoided, the air channel blocks 324 are arranged on the driving block 323, air channels are formed in the air channel blocks 324, the suckers are arranged on one side, close to the liquid crystal panel, of the air channel blocks 324, and the air channel blocks 324 are connected with external negative pressure equipment.
The air flue block 324 is close to one side of the liquid crystal panel and is provided with a sucking disc fixing plate 325, a through hole for the sucking disc to pass through is formed in the sucking disc fixing plate 325, a load sensor is further arranged between the sucking disc fixing plate 325 and the air flue block 324, the load force of the sucking disc fixing plate 325 to the liquid crystal panel is detected through the load sensor, the pressure of the grabbing component 32 to the liquid crystal panel is kept within the bearing range of the liquid crystal panel, the liquid crystal panel is protected, and the grabbing component 32 is prevented from crushing the thin film transistor in the liquid crystal panel.
The gantry 31 further includes a positioning detection device 313, and the positioning detection device 313 corresponds to the position of the carrier 73 on the transmission line 71; the positioning detecting device 313 includes a visual detector including a camera, and the housing and the liquid crystal panel are stacked on the carrier 73 by the camera, so as to detect whether the housing and the liquid crystal panel are accurately assembled, and ensure the assembly accuracy.
Further, in order to secure the photographing quality of the camera, a light source 711 for illumination is mounted on one side of the transmission line body 71, and the position of the light source 711 corresponds to the position detecting device 313.
In order to ensure that the subsequent lamination process is performed smoothly, after the grabbing component 32 places the liquid crystal panel on the shell of the carrier 73, the lamination position of the liquid crystal panel and the shell is detected by the visual detector, after the accurate assembly position of the liquid crystal panel and the shell is ensured, the liquid crystal panel is pushed by the sucker fixing plate 325 under the driving of the vertical driving module 322, the pressure of the sucker fixing plate 325 on the liquid crystal panel is detected by the load sensor, and the pressure is kept at a fixed value, so that the pre-pressing of the liquid crystal panel and the shell is realized.
As shown in fig. 8-10, the assembly line mechanism 7 includes a transmission line body 71 and a carrier 73, wherein the transmission line body 71 is used for transmitting the carrier 73, and a housing for a liquid crystal display is placed on the carrier 73;
The feeding mechanism 4 is used for transmitting a liquid crystal panel of the liquid crystal screen; the feeding mechanism 4 comprises a first feeding unit 42 and a second feeding unit 43 for holding the liquid crystal panel, and the first feeding unit 42 and the second feeding unit 43 are in staggered movement;
In a preferred embodiment, the feeding mechanism 4 comprises a driving assembly 41, and the driving assembly 41 comprises a transmission module 411 and a motor 412; the transmission module 411 is driven by the motor 412, so that the transmission module 411 drives the first feeding unit 42 and the second feeding unit 43 to move; the first feeding unit 42 is arranged above the second feeding unit 43, and the first feeding unit 42 and the second feeding unit 43 move in opposite directions; the first feeding unit 42 and the second feeding unit 43 are staggered to feed the grabbing component 32, so that the feeding efficiency is improved, and the working efficiency of the pre-compression equipment is improved.
The transmission line body 71 is used for transmitting a carrier 73, and a shell for matching with the liquid crystal panel is placed on the carrier 73; the grabbing component 32 is driven by the linear driver 312, so that the grabbing component 32 moves to be close to the carrier 73 on the transmission line body 71 after grabbing the liquid crystal panel, the liquid crystal panel is matched and placed on the shell on the carrier 73, the grabbing component 32 is precisely moved to the position above the carrier 73 under the driving of the linear driver 312, and the liquid crystal panel is precisely assembled with the shell.
The assembly line mechanism 7 further comprises a jacking component 72, the carrier 73 moves to a position on the transmission line body 71 where the light source 711 is arranged, and the jacking component 72 comprises a top plate 721 and a jacking driver 724; the jacking driver 724 drives the top plate 721 to lift, so that the top plate 721 contacts with the carrier 73, and further lifts the carrier 73 away from the transmission line body 71, so that the carrier 73 is close to the light source 711, and the positioning block 731 is arranged on one side far away from the light source 711; in order to ensure that the light source 711 irradiates, the positioning block 731 is disposed at a side far from the light source 711.
The top plate 721 is provided with positioning columns 722, and the positioning columns 722 are arranged on two opposite angles of the top plate 721; the carrier 73 is provided with the positioning holes matched with the positioning columns 722, the carrier 73 is positioned by lifting the top plate 721 and extending the positioning columns 722 into the positioning holes, the top plate 721 lifts the carrier 73, the grabbing assembly 32 is convenient to grab, and the grabbing assembly 32 is guaranteed to accurately take out the liquid crystal panel.
A plurality of suckers 723 are arranged on the top plate 721, the suckers 723 are arranged on the same surface of the positioning column 722, when the top plate 721 is lifted, the suckers 723 penetrate through the carrier 73, so that the suckers 723 are contacted with a workpiece of the carrier 73, the workpiece is absorbed by the suckers 723, and the carrier 73 is fixed with the jacking assembly 72;
In order to ensure that the shell is fixedly connected with the liquid crystal panel, industrial glue is sprayed on the contact surface of the liquid crystal panel and the shell, so that the shell and the liquid crystal panel are firmly bonded, the glue sprayed on the liquid crystal panel is prevented from contacting with external impurities in the transmission process, a film is covered on one surface of the liquid crystal panel sprayed with the glue, and one surface of the liquid crystal panel sprayed with the glue is isolated from external air; as shown in fig. 7, the assembling mechanism further comprises a film clamping assembly 33, and the film covered on the liquid crystal panel is torn off by the film clamping assembly 33 before the shell is assembled with the liquid crystal panel; the clamping film assembly 33 comprises a second rotary air cylinder 332, wherein a clamping claw 333 is arranged on the second rotary air cylinder 332, and the clamping claw 333 is driven to close by the second rotary air cylinder 332; the first clamping block 334 and the second clamping block 335 are arranged on the clamping claw part 333;
After the driving device drives the grabbing component 32 to grab the liquid crystal panel, the driving device drives the grabbing component 32 to move to the position of the film clamping component 33, the second rotary air cylinder 332 drives the clamping claw parts 333 on two sides to fold, so that the first clamping block 334 and the second clamping block 335 are close to each other, the film 83 on the liquid crystal panel is clamped, the liquid crystal panel is grabbed and fixed through the grabbing component 32, the film clamping component 33 clamps the film 83, the grabbing component 32 is driven by the driving device to carry the liquid crystal panel, the film clamping component 33 clamps the film 83, the film 83 is stripped from the liquid crystal panel, the film tearing is automatically realized, the labor cost is saved, the production efficiency is improved, the automatic operation is convenient in a closed environment, the film tearing mechanism is placed in an isolated environment to work, and the closing operation is convenient.
Further, the first clamping block 334 and the second clamping block 335 are provided with tooth-shaped protruding blocks, the tooth-shaped protruding blocks are similar to teeth of gears, the first clamping block 334 is provided with a protruding block, the second clamping block 335 is provided with two protruding blocks, so that the protruding blocks are meshed when the first clamping block 334 and the second clamping block 335 are closed, the protruding blocks on the first clamping block 334 are closed between the protruding blocks on the second clamping block 335, the protruding blocks are meshed with two gears, the thin film 83 is arranged between the first clamping block 334 and the second clamping block 335, when the first clamping block 334 and the second clamping block 335 are closed, the protruding blocks on the first clamping block 334 and the second clamping block 335 bend and clamp the thin film 83, and therefore the thin film 83 is fixed, the process of driving the grabbing assembly 32 by a driving device is avoided, the thin film 83 moves along with a liquid crystal panel, and the thin film 83 is not peeled off from the liquid crystal panel.
Further, the film clamping assemblies 33 are arranged at two sides of the grabbing assembly 32, the corresponding two sides of the film 83 on the liquid crystal panel are provided with protruding parts which are convenient for the film clamping assemblies 33 to clamp, and the film 83 protrudes out of the liquid crystal panel, so that the film clamping assemblies 33 can be conveniently grabbed.
The sensors are arranged on the first clamping block 334 and the second clamping block 335, the first clamping block 334 and the second clamping block 335 are folded, so that the sensors on the first clamping block 334 and the second clamping block 335 are induced, the sensors have a time delay function, and after the first clamping block 334 and the second clamping block 335 are folded for a period of time, the sensors control the second rotary cylinder 332 to open so as to facilitate tearing off the film 83 on the next liquid crystal panel.
Since the liquid crystal panel comprises the thin film transistor glass substrate, each liquid crystal pixel point is driven by the thin film transistor integrated behind the liquid crystal pixel point, and the liquid crystal panel needs to be pulled in the film tearing process, when the pulling force is too large, the grabbing component 32 and the film clamping component 33 have relatively large pressure so as to easily damage the internal thin film transistor, and in order to avoid damaging the internal thin film transistor; the film clamping assembly 33 further comprises a first rotary cylinder 331, the first rotary cylinder 331 drives the second rotary cylinder 332 to rotate, the film 83 is turned over, the turning angle of the film 83 of the clamping part is simulated, the manual film tearing is simulated, the pulling force between the grabbing assembly 32 and the film clamping assembly 33 is reduced, and the film tearing is more convenient and stable.
The clamp membrane assembly 33 is arranged between the feeding mechanism 4 and the assembly line mechanism 7, so that the grabbing assembly 32 tears the film 83 in the process of moving the liquid crystal panel, redundant moving steps of the grabbing assembly 32 are reduced, moving paths of the grabbing assembly 32 are simplified, the number of the clamp membrane assemblies 33 comprises two, the clamp membrane assemblies 33 are respectively arranged on two sides of the grabbing assembly 32, a waste tray 34 is arranged between the two clamp membrane assemblies 33, and the film 83 torn by the clamp membrane assemblies 33 is stored in the waste tray 34.
The invention provides a liquid crystal screen pre-compression device for staggered feeding, which comprises a grabbing component, a production line mechanism, a liquid crystal panel, a shell, a first feeding unit, a second feeding unit, a first shell, a second shell, a first feeding unit, a second shell, a first shell and a second shell, wherein the liquid crystal panel on the feeding mechanism is grabbed by the grabbing component and then moved to the production line mechanism; the film is bent and clamped through the meshed tooth-shaped protruding blocks arranged on the first clamping block and the second clamping block, and is firmly fixed; the first rotary cylinder drives the second rotary cylinder to rotate, so that the film is overturned to simulate manual film tearing; the invention has the advantages of convenient use and simple structure by detecting the overlapping position of the liquid crystal panel and the shell through the positioning detection device.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; those skilled in the art can smoothly practice the invention as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present invention are possible in light of the above teachings without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.
Claims (7)
1. The utility model provides a dislocation material loading's LCD screen pre-compaction equipment, includes pre-compaction mechanism body (3), feed mechanism (4), assembly line mechanism (7), its characterized in that: wherein,
The assembly line mechanism (7) comprises a transmission line body (71) and a carrier (73), wherein the transmission line body (71) is used for transmitting the carrier (73), and a shell for a liquid crystal screen is placed on the carrier (73);
The feeding mechanism (4) is used for transmitting a liquid crystal panel of the liquid crystal screen; the feeding mechanism (4) comprises a first feeding unit (42) and a second feeding unit (43) which are used for bearing the liquid crystal panel, and the first feeding unit (42) and the second feeding unit (43) are in staggered movement;
The pre-pressing mechanism body (3) comprises a driving device and a grabbing component (32); the driving device drives the grabbing component (32) to move to the feeding mechanism (4), the grabbing component (32) grabs the liquid crystal panel on the first feeding unit (42) or the second feeding unit (43), and the grabbing component (32) moves to the carrier (73) of the transmission line body (71) and pre-presses the liquid crystal panel and the shell;
The pre-pressing mechanism body (3) further comprises a film clamping assembly (33), the film clamping assembly (33) comprises a first rotary cylinder (331) and a second rotary cylinder (332), and the second rotary cylinder (332) is mounted on the rotating end of the first rotary cylinder (331); the first rotary cylinder (331) drives the second rotary cylinder (332) to rotate so that the film (83) turns over;
The second rotary cylinder (332) is provided with a clamping claw part (333), the clamping claw part (333) is driven to fold by the second rotary cylinder (332), and the clamping claw part (333) is provided with a first clamping block (334) and a second clamping block (335);
The pre-pressing mechanism body (3) further comprises a portal frame (31), a linear driver (312) for driving the grabbing component (32) to move in the horizontal direction is mounted on the portal frame (31), and the grabbing component (32) is mounted on the movable end of the linear driver (312);
The linear driver (312) drives the grabbing component (32) to move to the membrane clamping component (33), the first clamping block (334) and the second clamping block (335) clamp the thin membrane (83) on the liquid crystal panel, the second rotating cylinder (332) rotates under the driving of the first rotating cylinder (331), so that the thin membrane (83) clamped by the first clamping block (334) and the second clamping block (335) is overturned, the linear driver (312) drives the grabbing component (32) to move continuously, and the thin membrane (83) is stripped from the liquid crystal panel;
Tooth-shaped protruding blocks are arranged on the first clamping blocks (334) and the second clamping blocks (335), so that the protruding blocks are meshed when the first clamping blocks (334) and the second clamping blocks (335) are folded, and the thin film (83) is bent and clamped;
The film clamping assemblies (33) are arranged on two sides of the grabbing assembly (32), protruding parts which are convenient for the film clamping assemblies (33) to clamp are arranged on two corresponding sides of the film (83) on the liquid crystal panel, and the film (83) protrudes out of the liquid crystal panel, so that the film clamping assemblies (33) can be conveniently grabbed;
The sensor is arranged on the first clamping block (334) and the second clamping block (335), the first clamping block (334) and the second clamping block (335) are closed, the sensor on the first clamping block (334) and the second clamping block (335) is induced, and after the first clamping block (334) and the second clamping block (335) are closed, the sensor controls the second rotary cylinder (332) to open, so that the film (83) on the next liquid crystal panel can be torn off conveniently.
2. The liquid crystal display pre-compression device for staggered feeding as claimed in claim 1, wherein: the feeding mechanism (4) comprises a driving assembly (41), and the driving assembly (41) comprises a transmission module (411) and a motor (412);
the transmission module (411) is driven by the motor (412), so that the transmission module (411) drives the first feeding unit (42) and the second feeding unit (43) to move;
The first feeding unit (42) is arranged above the second feeding unit (43), and the first feeding unit (42) and the second feeding unit (43) move in opposite directions.
3. The liquid crystal display pre-compression device for staggered feeding as claimed in claim 1, wherein: the portal frame (31) further comprises a positioning detection device (313), and the positioning detection device (313) corresponds to the position of the carrier (73) on the transmission line body (71);
A light source (711) for illumination is mounted on one side of the transmission line body (71), and the position of the light source (711) corresponds to the positioning detection device (313).
4. The liquid crystal display pre-compression device for staggered feeding as claimed in claim 1, wherein: the grabbing component (32) comprises a connecting bracket (321), a vertical driving module (322) and a grabbing unit; the grabbing unit comprises an air passage block (324) and a sucker; an air passage is formed in the air passage block (324), the sucker is arranged on one side, close to the liquid crystal panel, of the air passage block (324), and the air passage block (324) is connected with external negative pressure equipment;
A sucker fixing plate (325) is arranged on one side of the air passage block (324) close to the liquid crystal panel, and a through hole for the sucker to pass through is formed in the sucker fixing plate (325);
A load sensor is arranged between the sucker fixing plate (325) and the air passage block (324); the vertical driving module (322) applies pressure to the liquid crystal panel through the sucker fixing plate (325), so that the pre-pressing of the liquid crystal panel and the shell is realized.
5. The liquid crystal display pre-compression device for staggered feeding as claimed in claim 1, wherein: the film clamping assembly (33) is arranged between the feeding mechanism (4) and the assembly line mechanism (7), the film clamping assembly (33) is arranged on two sides of the grabbing assembly (32), a waste tray (34) is arranged between the film clamping assemblies (33), and films (83) torn off by the film clamping assembly (33) are stored in the waste tray (34).
6. A liquid crystal display pre-compression device for staggered feeding as claimed in claim 3, wherein: a positioning block (731) is arranged on the carrier (73), and the shell is limited at a fixed position through the positioning block (731), so that the shell is positioned;
The assembly line mechanism (7) further comprises a jacking component (72), the carrier (73) moves to the position where the light source (711) is arranged on the transmission line body (71), the jacking component (72) lifts the carrier (73) so that the carrier (73) is close to the light source (711), and the positioning block (731) is arranged on one side far away from the light source (711).
7. The liquid crystal display pre-compression device for staggered feeding as set forth in claim 6, wherein: the jacking assembly (72) comprises a top plate (721), a positioning column (722) and a jacking driver (724); positioning holes matched with the positioning columns (722) are formed in the carrier (73);
The jacking driver (724) drives the top plate (721) to ascend, so that the positioning columns (722) extend into the positioning holes to position the carrier (73), and the carrier (73) is lifted off the transmission line body (71).
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| CN202010192115.0A CN111252547B (en) | 2020-03-18 | 2020-03-18 | Liquid crystal display pre-compression equipment with dislocation feeding function |
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| CN202010192115.0A CN111252547B (en) | 2020-03-18 | 2020-03-18 | Liquid crystal display pre-compression equipment with dislocation feeding function |
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| CN111252547B true CN111252547B (en) | 2024-05-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112357590B (en) * | 2020-11-27 | 2022-04-12 | 南京一克思德科技有限公司 | Full autosegregation equipment of screen |
| CN112357589B (en) * | 2020-11-27 | 2022-04-12 | 南京一克思德科技有限公司 | Full-automatic screen feeding machine |
| CN114932393B (en) * | 2022-04-29 | 2023-12-12 | 江苏创源电子有限公司 | Screen assembling equipment |
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