CN112269279A - Detection equipment for liquid crystal display panel production - Google Patents

Detection equipment for liquid crystal display panel production Download PDF

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Publication number
CN112269279A
CN112269279A CN202011162639.1A CN202011162639A CN112269279A CN 112269279 A CN112269279 A CN 112269279A CN 202011162639 A CN202011162639 A CN 202011162639A CN 112269279 A CN112269279 A CN 112269279A
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CN
China
Prior art keywords
liquid crystal
detection
plate
fixedly connected
feeding
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CN202011162639.1A
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Chinese (zh)
Inventor
绔ヤ寒
童亮
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Anhui Sucai Electronic Technology Co ltd
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Anhui Sucai Electronic Technology Co ltd
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Priority to CN202011162639.1A priority Critical patent/CN112269279A/en
Publication of CN112269279A publication Critical patent/CN112269279A/en
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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1306Details
    • G02F1/1309Repairing; Testing
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1303Apparatus specially adapted to the manufacture of LCDs

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Liquid Crystal (AREA)

Abstract

The invention discloses a detection device for liquid crystal display panel production, which comprises a workbench, wherein a turntable mechanism is arranged at the center of the upper end surface of the workbench, a detection mechanism and a feeding mechanism are respectively installed at the left side and the right side of the upper end surface of the workbench, a discharging mechanism is arranged on the front surface of the turntable mechanism, an operation screen is arranged on the left side of the discharging mechanism, a feeding conveyor belt assembly is arranged on the right side of the feeding mechanism, a discharging conveyor belt assembly is arranged on the front surface of the discharging mechanism, the turntable mechanism comprises an installation seat, a thrust ball bearing and a first rotating shaft, the installation seat is installed on a table top plate of the workbench, and a countersunk hole is formed in the installation seat. The invention realizes the functions of automatic feeding, transportation, detection, unloading and classification of detection results, has high integral automation degree, effectively improves the detection efficiency and the detection quality of a factory, saves more human resources and has wide use prospect.

Description

Detection equipment for liquid crystal display panel production
Technical Field
The invention relates to detection equipment, in particular to detection equipment for liquid crystal panel production, and belongs to the technical field of application of liquid crystal panel detection equipment.
Background
In recent years, the liquid crystal panel industry in China enters a positive development stage, and mobile phones become indispensable mobile devices in life, and the liquid crystal panel is the most important component of the mobile phones.
The lighting detection links of the liquid crystal panels in the production and assembly processes are also important, the detection of the liquid crystal panels is manual, the detection process is to manually insert the liquid crystal panels into the special plugboard, and then to electrify to check whether the liquid crystal panels have stains, screen breakage and other defects, so that the detection mode needs to consume more human resources, the labor intensity is higher, the traditional manual detection cannot meet the requirements of high-speed production lines and high product quality, and an automatic detection system is increasingly needed to replace manual detection. Therefore, the detection equipment for producing the liquid crystal display panel is provided to solve the problems.
Disclosure of Invention
The invention aims to provide detection equipment for producing a liquid crystal panel, aiming at solving the problems that the existing detection process of the liquid crystal panel is to manually insert the liquid crystal panel into a special plugboard and then electrify the liquid crystal panel to check whether stains, screen breakage and the like exist on the liquid crystal panel, so that the detection mode needs to consume more human resources and has high labor intensity.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a check out test set is used in liquid crystal display panel production, includes the workstation, the center department of workstation up end is provided with carousel mechanism, detection mechanism and feed mechanism are installed respectively to the left and right sides of workstation up end, the front of carousel mechanism is provided with discharge mechanism, and discharge mechanism's left side is provided with the operation screen, feed mechanism's right side is provided with the feeding conveyer belt subassembly, discharge mechanism's front is provided with the conveyer belt subassembly of unloading.
The invention has further technical improvements that: the rotary table mechanism comprises a mounting seat, a thrust ball bearing and a first rotating shaft, the mounting seat is mounted on a table top plate of a workbench, a countersunk hole is formed in the mounting seat, the thrust ball bearing is arranged in the countersunk hole, the mounting seat is rotatably connected with the first rotating shaft through the thrust ball bearing, a workpiece rotary table is fixedly connected to the top end of the first rotating shaft, four groups of locating grooves which are symmetrical with each other in pairs are formed in the circumferential array on the upper end surface of the workpiece rotary table by taking the axis of the workpiece rotary table as the center, the bottom end of the first rotating shaft penetrates through the table top plate of the workbench and is fixedly connected with a large chain wheel, a first mounting plate is fixedly connected to one side of the bottom end of the table top plate of the workbench and is rotatably connected with a second rotating shaft through a bearing seat, a second mounting plate is arranged on one side of the first mounting plate far away from the large chain wheel, a, and a small chain wheel is arranged on the second rotating shaft and is in transmission connection with the large chain wheel through a chain.
The invention has further technical improvements that: the detection mechanism comprises a detection box and two groups of optical defect detection cameras, the detection box is arranged on the upper end surface of the workbench, the two groups of optical defect detection cameras are symmetrically arranged on one side of the top end in the detection box, the detection box is provided with a first open slot, the front surface and the back surface of the detection box are respectively provided with four groups of mounting blocks, and a guide shaft is transversely arranged between every two groups of mounting blocks, two groups of linear bearings are arranged on each guide shaft, a movable plate and a cylinder III are arranged on the front surface and the back surface of the detection box, the top end and the bottom end of the movable plate are fixedly connected with the linear bearing close to the movable plate, the movable plate is provided with a second groove, and the movable plate is fixedly connected with an arc-shaped plate at the position of the second groove, the third air cylinder is fixedly connected with the outer wall of the workbench, and the tail end of a piston rod of the third air cylinder is fixedly connected with the movable plate.
The invention has further technical improvements that: the feeding mechanism comprises two groups of feeding supports, two groups of feeding guide rails and two groups of feeding sliders, the two groups of feeding supports are symmetrically arranged on the upper end face of the workbench, the two groups of feeding guide rails are respectively arranged at the top ends of the feeding supports, the two groups of feeding sliders are respectively arranged on the two groups of feeding guide rails, the top ends of the two groups of feeding sliders are fixedly connected with a feeding sliding table together, the bottom ends of the feeding sliding table are symmetrically provided with a first air cylinder, the tail end of a piston rod of the first air cylinder is fixedly connected with a first connecting column, the bottom end of the first connecting column is fixedly connected with a first sucker mounting plate, and the bottom end of the first sucker mounting plate is symmetrically and fixedly connected with a first;
wherein a set of mounting panel seven is installed to the symmetry on the material loading support, and all rotate through the bearing frame on the mounting panel seven and be connected with the pivot three, fixedly connected with synchronizing wheel one, two sets of is gone up in the pivot three and carry out the transmission through hold-in range one between the synchronizing wheel one and connect, and hold-in range one through connecting plate one and material loading slip table fixed connection, the one end fixedly connected with mounting panel of material loading support is five, and installs motor two on the mounting panel five, the output shaft end of motor two passes through the shaft coupling rather than the pivot three-phase interconnect who is close to.
The invention has further technical improvements that: the discharging mechanism comprises two groups of discharging supports, two groups of discharging guide rails and four groups of discharging sliders, the two groups of discharging supports are symmetrically arranged on the upper end face of the workbench, the two groups of discharging guide rails are respectively arranged at the top ends of the discharging supports, the four groups of discharging sliders are respectively arranged on the two groups of discharging guide rails, the top ends of the four groups of discharging sliders are fixedly connected with a discharging sliding table together, the top ends of the discharging sliding table are symmetrically provided with transverse guide rails, the transverse guide rails are respectively provided with two groups of transverse sliders, the top ends of the four groups of transverse sliders are fixedly connected with a transverse sliding table together, one side of the top end of the transverse sliding table is fixedly connected with a third mounting plate, the third mounting plate is provided with a third motor, and;
wherein a set of the support of unloading is gone up the symmetry and is installed mounting panel eight, and all rotates through the bearing frame on the mounting panel eight and be connected with pivot four, fixedly connected with synchronizing wheel two on the connecting axle, two sets of carry out the transmission through synchronizing belt two between the synchronizing wheel two and connect, and synchronizing wheel two pass through connecting plate three and horizontal slip table fixed connection, the one end fixedly connected with mounting panel six of support of unloading, and six last motors of installing of mounting panel are four, and four output shaft ends of motor pass through the shaft coupling rather than four fixed connection of pivot that is close to.
The invention has further technical improvements that: install the bearing frame on the outer wall of connecting axle, and this bearing frame is installed at the up end of horizontal slip table, the bottom fixedly connected with rotor plate of connecting axle, and the bottom symmetry of rotor plate installs cylinder two, the equal fixedly connected with spliced pole two of piston rod end of cylinder two, and the equal fixedly connected with sucking disc mounting panel two on the spliced pole two, vacuum chuck two is installed to the equal symmetry in bottom of sucking disc mounting panel two.
The invention has further technical improvements that: the up end fixedly connected with mounting panel four of the slip table of unloading, and fixedly connected with cylinder four on the mounting panel four, and the piston rod end of cylinder four is connected with horizontal slip table through connecting plate two, and logical groove has been seted up on the slip table of unloading, the connecting axle extends to the bottom of the slip table of unloading through leading to the groove.
The invention has further technical improvements that: the discharging conveyer belt assembly comprises a discharging conveyer belt and two groups of anti-falling plates, the anti-falling plates are respectively arranged on two sides of the top end of the discharging conveyer belt, an external support is symmetrically arranged on one side of the discharging conveyer belt, a defective box is placed on the external support, a material guide plate is obliquely arranged above the defective box, one end of the material guide plate is located above the defective box, and the other end of the material guide plate is located on the upper end face of the workbench.
The invention has further technical improvements that: the feeding conveyer belt subassembly is including feeding conveyer belt, two sets of several shaped plates and three L shaped plate of group, and is two sets of several shaped plate symmetries are installed feeding conveyer belt's up end, three groups L shaped plate equidistance is fixed two sets of on several shaped plates.
The invention has further technical improvements that: the using method of the device specifically comprises the following steps:
the method comprises the following steps: the liquid crystal panel to be detected is put well from the input end of the feeding conveying belt, and the two sides of the liquid crystal panel are parallel and level to form L-shaped plates, when the liquid crystal panel is conveyed to the outlet end of the feeding conveying belt, the motor II drives the two synchronizing wheels I and the synchronous belt I to rotate, the synchronous belt drives the connecting plate I and the feeding sliding table to move, a piston rod of the air cylinder I fixed below the feeding sliding table extends out, a connecting column I fixed at the tail end of a piston rod of the air cylinder I, a sucker mounting plate I and a vacuum sucker I descend, when the vacuum sucker I adsorbs the liquid crystal panel, the motor II rotates reversely to drive the feeding sliding table to return, and when the vacuum sucker I moves to a position right above a position groove in the turntable mechanism, the adsorption force of the vacuum sucker I cancels;
step two: the first motor rotates to drive the second rotating shaft to rotate, the second rotating shaft drives the small chain wheel to rotate, the small chain wheel drives the large chain wheel and the chain to rotate after rotating, the large chain wheel can drive the first rotating shaft to rotate after rotating, then the workpiece rotating disc fixed at the top end of the first rotating shaft is driven to rotate, further, the liquid crystal panel above the workpiece rotating disc is conveyed into the detection box in a rotating mode, visual detection is carried out by an optical defect detection camera in the detection box, before detection, a piston rod of the third air cylinder extends out to drive the movable plate and the arc-shaped plate to move forwards, the arc-shaped plate is enabled to be completely attached to the radial outer wall of the workpiece rotating disc, light;
step three: after detection, the liquid crystal panel is picked up by the unloading mechanism and placed into the unloading conveyor belt assembly, similarly, a vacuum sucker II in the unloading mechanism adsorbs the detected liquid crystal panel, then a piston rod of the air cylinder II contracts to drive the liquid crystal panel to ascend, then the motor III drives the connecting shaft to rotate 90 degrees, so that the rotating plate rotates 90 degrees along with the rotating shaft, if the liquid crystal panel is detected to be qualified, the motor IV drives the rotating shaft to rotate four degrees, then the synchronous wheel II and the synchronous belt II are driven to rotate, the synchronous belt II drives the connecting plate III and the transverse sliding table to move, the unloading sliding table is moved to the upper part of the unloading conveyor belt, then the liquid crystal panel is placed on a flat belt of the unloading conveyor belt to output and collect or carry out the next process flow, if one or two of the detected liquid crystal panel are unqualified, at the moment, the piston rod of the air cylinder IV extends out, the rotating plate and the sucking disc mounting plate II are positioned above the material guide plate, unqualified liquid crystal panels are put down and guided into the defective product box by the material guide plate to be collected uniformly.
Compared with the prior art, the invention has the beneficial effects that:
1. the automatic feeding device is provided with the feeding conveyor belt assembly and the feeding mechanism, an L-shaped plate on the feeding conveyor belt assembly can position, place and convey a liquid crystal panel to be detected, then the feeding mechanism detects the liquid crystal panel after the material is taken and conveyed, the motor II drives the two groups of synchronous wheels I and the synchronous belt I to rotate, the synchronous belt drives the connecting plate I and the feeding sliding table to move, and further drives the vacuum chuck I arranged below the feeding sliding table to move, so that the liquid crystal panel adsorbed by the vacuum chuck I is moved into the positioning groove, the automatic feeding function is realized, the liquid crystal panel to be detected can be placed on the discharging conveyor belt only by manpower or other manipulators in the working process, and therefore a large amount of manpower resources and labor intensity are reduced;
2. the detection device is provided with a turntable mechanism and a detection mechanism, a first motor drives a chain, a small chain wheel and a large chain wheel to rotate, and then drives a first fixed rotating shaft on the large chain wheel to rotate, so as to drive a workpiece turntable fixed at the top end of the first rotating shaft to rotate, and then transports a panel to be detected in a positioning groove above the workpiece turntable into the detection mechanism to wait for detection.
3. The automatic loading and unloading device is provided with the unloading mechanism and the unloading conveyor belt assembly, the workpiece turntable is continuously driven to rotate by the motor after detection, when the detected liquid crystal panel moves to the position of the unloading conveyor belt assembly, the liquid crystal panel which is qualified in detection is continuously conveyed out by the unloading conveyor belt to be uniformly collected or enters the next process flow, the liquid crystal panel which is unqualified in detection is guided into a defective product box by the real material guide plate to be collected, the unloading mechanism realizes the functions of automatic unloading and classification of detection results, the device is high in overall automation degree, the functions of automatic loading, transportation, detection, unloading and classification of the detection results are realized, the detection efficiency and the detection quality of a factory are effectively improved, and the device is wide in application prospect.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a second schematic view of the overall structure of the present invention.
Fig. 3 is a third schematic view of the overall structure of the present invention.
FIG. 4 is a fourth schematic view of the overall structure of the present invention.
Fig. 5 is a schematic structural view of the turntable mechanism of the present invention.
Fig. 6 is a partially exploded view of the turntable mechanism of the present invention.
FIG. 7 is a partial structural view of a portion where the first rotating shaft and the small sprocket are located.
FIG. 8 is a schematic structural diagram of the detecting mechanism of the present invention.
FIG. 9 is a schematic view of the structure of the inspection box and the optical defect inspection camera of the present invention.
FIG. 10 is a schematic view of the movable plate, the second slot and the arc-shaped plate of the present invention.
Fig. 11 is a schematic structural view of a feeding mechanism in the present invention.
Fig. 12 is one of the structural schematic diagrams of the discharging mechanism in the present invention.
Fig. 13 is an enlarged view of the structure at a in fig. 12.
Fig. 14 is a second schematic structural view of the discharging mechanism of the present invention.
Fig. 15 is a partial structural schematic view of the discharging mechanism of the present invention.
Fig. 16 is a schematic view of the discharge conveyor belt assembly of the present invention.
FIG. 17 is a schematic structural view of the discharge conveyor belt, the fall-preventing plate and the external support in the present invention.
Fig. 18 is a schematic view of the structure of the feed conveyor belt assembly of the present invention.
In the figure: 1. a work table;
2. a turntable mechanism; 21. a mounting seat; 22. a thrust ball bearing; 23. a first rotating shaft; 24. a countersunk hole; 25. A workpiece turntable; 26. positioning a groove; 27. a large sprocket; 28. a first mounting plate; 29. a second rotating shaft; 210. a second mounting plate; 211. a first motor; 212. a small sprocket; 213. a chain;
3. a detection mechanism; 31. a detection box; 32. an optical defect detection camera; 33. grooving I; 34. mounting blocks; 35. a guide shaft; 36. a linear bearing; 37. a movable plate; 38. grooving II; 39. an arc-shaped plate; 310. A third air cylinder;
4. a feeding mechanism; 41. a feeding support; 42. a feeding guide rail; 43. a feeding slide block; 44. a feeding sliding table; 45. a first cylinder; 46. connecting a column I; 47. a first sucker mounting plate; 48. a first vacuum chuck; 49. a seventh mounting plate; 410. a rotating shaft III; 411. a first synchronizing wheel; 412. a first synchronous belt; 413. a first connecting plate; 414. Mounting a plate V; 415. a second motor;
5. a discharge mechanism; 51. a discharge support; 52. a discharge guide rail; 53. a discharging slide block; 54. a discharge sliding table; 55. a transverse guide rail; 56. a transverse slide block; 57. a transverse sliding table; 58. mounting a third plate; 59. a third motor; 510. a connecting shaft; 511. a rotating plate; 512. a second air cylinder; 513. connecting a second column; 514. a second sucker mounting plate; 515. a second vacuum chuck; 516. mounting a plate IV; 517. a cylinder IV; 518. a second connecting plate; 519. a through groove; 520. mounting a plate eight; 521. a rotating shaft IV; 522. a second synchronizing wheel; 523. a second synchronous belt; 524. A third connecting plate; 525. mounting a plate six; 526. a fourth motor;
6. an operation screen;
7. a feed conveyor belt assembly; 71. a feed conveyor belt; 72. a table-shaped plate; 73. an L-shaped plate;
8. a discharge conveyor belt assembly; 81. a discharge conveyer belt; 82. an anti-falling plate; 83. the bracket is externally connected; 84. a defective product box; 85. a material guide plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-18, a detection device for producing a liquid crystal panel includes a workbench 1, a turntable mechanism 2 is disposed at the center of the upper end surface of the workbench 1, a detection mechanism 3 and a feeding mechanism 4 are respectively mounted on the left and right sides of the upper end surface of the workbench 1, a discharging mechanism 5 is disposed on the front surface of the turntable mechanism 2, an operation screen 6 is disposed on the left side of the discharging mechanism 5, the operation screen 6 is mounted on the upper end surface of the workbench 1, a feeding conveyor belt assembly 7 is disposed on the right side of the feeding mechanism 4, and a discharging conveyor belt assembly 8 is disposed on the front surface of the discharging mechanism 5.
The turntable mechanism 2 comprises a mounting seat 21, a thrust ball bearing 22 and a first rotating shaft 23, the mounting seat 21 is mounted on a table top plate of the workbench 1, a counter sink 24 is arranged inside the mounting seat 21, the thrust ball bearing 22 is arranged in the counter sink 24, the mounting seat 21 is rotatably connected with the first rotating shaft 23 through the thrust ball bearing 22, the top end of the first rotating shaft 23 is fixedly connected with a workpiece turntable 25, four groups of positioning grooves 26 which are symmetrical with each other in pairs are arranged on the upper end surface of the workpiece turntable 25 in a circumferential array by taking the axis of the workpiece turntable 25 as a center, the depth of each positioning groove 26 is slightly smaller than the thickness of the liquid crystal panel, an electrifying interface which is adaptive to a detection panel is arranged on each positioning groove 26, the interface can be automatically electrified when the liquid crystal panel is detected, the bottom end of the first rotating shaft 23 penetrates through the table top plate of the workbench 1 and is fixedly connected with a large chain, and the mounting plate I28 is rotatably connected with a rotating shaft II 29 through a bearing seat, the bearing seats for fixing the rotating shaft II 29 are provided with two groups, one of the two groups is arranged on the mounting plate I28, the other one is arranged at the bottom end of the table top plate of the workbench 1, so that the rotating shaft II 29 can rotate more stably, one side, away from the large chain wheel 27, of the mounting plate I28 is provided with a mounting plate II 210, the mounting plate II 210 is provided with a motor I211, the tail end of an output shaft of the motor I211 is connected with the rotating shaft II 29 through a coupler, the rotating shaft II 29 is provided with a small chain wheel 212, the small chain wheel 212 is in transmission connection with the large chain wheel 27 through a chain 213.
The detection mechanism 3 comprises a detection box 31 and two groups of optical defect detection cameras 32, the detection box 31 is installed on the upper end face of the workbench 1, the two groups of optical defect detection cameras 32 are symmetrically installed on one side of the top end inside the detection box 31, a first slot 33 is formed in the detection box 31, the height of the first slot 33 is larger than the distance between the bottom end of the workpiece turntable 25 and the top end of the detection liquid crystal panel, four groups of installation blocks 34 are installed on the front face and the back face of the detection box 31, a guide shaft 35 is transversely installed between each two groups of installation blocks 34, two groups of linear bearings 36 are installed on each group of guide shafts 35, a movable plate 37 and a cylinder three 310 are installed on the front face and the back face of the detection box 31, the central horizontal plane of the movable plate 37 is flush with the central horizontal plane of the first slot 33, the top end and the bottom end of the movable plate 37 are fixedly connected, an arc-shaped plate 39 is fixedly connected to the movable plate 37 at the position of the second slot 38, the arc-shaped plate 39 and the workpiece turntable 25 are coaxially arranged, the third cylinder 310 is fixedly connected to the outer wall of the workbench 1, and the tail end of a piston rod of the third cylinder 310 is fixedly connected to the movable plate 37.
By adopting the technical scheme: be provided with carousel mechanism 2 and detection mechanism 3, a motor 211 drives chain 213, little sprocket 212 and big sprocket 27 rotate, drive fixed pivot 23 on the big sprocket 27 then and rotate, and then drive the fixed work piece carousel 25 in a pivot 23 top and rotate, wait to detect in transporting detection mechanism 3 with waiting to detect the panel in the constant head tank 26 of work piece carousel 25 top, during the detection, the piston rod of cylinder three 310 is released fly leaf 37 and arc 39 forward, make arc 39 laminate the radial outer wall of work piece carousel 25, reduce the printing opacity and guarantee the detection precision of optical defect detection camera 32, utilize the machine to detect, the quality of detection has been improved greatly, and transport and detect two work pieces simultaneously at every turn, the work efficiency is obviously improved.
The feeding mechanism 4 comprises two groups of feeding supports 41, two groups of feeding guide rails 42 and two groups of feeding sliders 43, the two groups of feeding supports 41 are symmetrically installed on the upper end face of the workbench 1, the two groups of feeding guide rails 42 are respectively installed at the top ends of the feeding supports 41, the two groups of feeding sliders 43 are respectively installed on the two groups of feeding guide rails 42, the top ends of the two groups of feeding sliders 43 are fixedly connected with a feeding sliding table 44 together, the bottom ends of the feeding sliding table 44 are symmetrically provided with a first air cylinder 45, the tail end of a piston rod of the first air cylinder 45 is fixedly connected with a first connecting column 46, the bottom end of the first connecting column 46 is fixedly connected with a first sucker mounting plate 47, and the bottom end of the first sucker mounting plate 47 is symmetrically;
mounting plate seven 49 is symmetrically installed on one group of feeding support 41, and all be connected with three 410 of pivot through the bearing frame rotation on the mounting plate seven 49, fixedly connected with synchronizing wheel 411 on the three 410 of pivot, carry out the transmission through synchronizing belt 412 between two sets of synchronizing wheel 411 and connect, and synchronizing belt 412 is through connecting plate one 413 and material loading slip table 44 fixed connection, the one end fixedly connected with mounting plate five 414 of feeding support 41, and install motor two 415 on mounting plate five 414, the output shaft end of motor two 415 passes through the shaft coupling rather than the three 410 interconnect of pivot that is close to.
The feeding conveyer belt assembly 7 comprises a feeding conveyer belt 71, two groups of several shaped plates 72 and three groups of L-shaped plates 73, wherein the two groups of several shaped plates 72 are symmetrically arranged on the upper end surface of the feeding conveyer belt 71, and the three groups of L-shaped plates 73 are equidistantly fixed on the two groups of several shaped plates 72.
By adopting the technical scheme: be provided with feeding conveyer belt subassembly 7 and feed mechanism 4, L shaped plate 73 can be treated the liquid crystal display panel who detects and fix a position and put the transport on feeding conveyer belt subassembly 7, it carries the back detection to get the material by feed mechanism 4 again, two 415 drive two sets of synchronizing wheel 411 of motor and a 412 rotation of hold-in range, hold-in range 412 drives connecting plate 413 and material loading slip table 44 and removes, and then drive and set up one 48 removals of vacuum chuck below material loading slip table 44, in the liquid crystal display panel removal constant head tank 26 that adsorbs one 48 vacuums, the function of automatic feeding has been realized, in the course of the work only need artifical or other manipulators will treat that the liquid crystal display panel who detects put on unloading conveyer belt 81 can, thereby a large amount of manpower resources and intensity of labour have been reduced.
The discharging mechanism 5 comprises two groups of discharging supports 51, two groups of discharging guide rails 52 and four groups of discharging sliders 53, the two groups of discharging supports 51 are symmetrically arranged on the upper end surface of the workbench 1, the two groups of discharging guide rails 52 are respectively arranged at the top ends of the discharging supports 51, the four groups of discharging sliders 53 are respectively arranged on the two groups of discharging guide rails 52 in two groups, the top ends of the four groups of discharging sliders 53 are fixedly connected with a discharging sliding table 54 together, the top ends of the discharging sliding table 54 are symmetrically provided with transverse guide rails 55, the transverse guide rails 55 are respectively provided with two groups of transverse sliders 56, and the top ends of the four groups of transverse sliders 56 are fixedly;
mounting plates eight 520 are symmetrically mounted on one group of discharging supports 51, rotating shafts four 521 are rotatably connected to the mounting plates eight 520 through bearing seats, synchronizing wheels two 522 are fixedly connected to a connecting shaft 510, the two groups of synchronizing wheels two 522 are in transmission connection through synchronizing belts two 523, the synchronizing wheels two 522 are fixedly connected with a transverse sliding table 57 through a connecting plate three 524, one end of each discharging support 51 is fixedly connected with a mounting plate six 525, a motor four 526 is mounted on the mounting plate six 525, and the tail end of an output shaft of the motor four 526 is fixedly connected with the rotating shaft four 521 close to the motor four 526 through a coupler;
one side fixedly connected with mounting panel three 58 on horizontal slip table 57 top, and install motor three 59 on the mounting panel three 58, the output shaft end of motor three 59 has connecting axle 510 through the coupling joint, and install the bearing frame on the outer wall of connecting axle 510, and this bearing frame is installed at the up end of horizontal slip table 57, the bottom fixedly connected with rotor plate 511 of connecting axle 510, and cylinder two 512 is installed to the bottom symmetry of rotor plate 511, the equal fixedly connected with spliced pole two 513 of piston rod end of cylinder two 512, and equal fixedly connected with sucking disc mounting panel two 514 on the spliced pole two 513, vacuum chuck two 515 is installed to the equal symmetry in bottom of sucking disc mounting panel two 514.
The upper end face of the discharging sliding table 54 is fixedly connected with four mounting plates 516, four cylinders 517 are fixedly connected to the four mounting plates 516, the tail ends of piston rods of the four cylinders 517 are connected with the transverse sliding table 57 through two connecting plates 518, through grooves 519 are formed in the discharging sliding table 54, and the connecting shaft 510 extends to the bottom end of the discharging sliding table 54 through the through grooves 519.
The discharging conveyor belt assembly 8 comprises a discharging conveyor belt 81 and two groups of anti-falling plates 82, the two groups of anti-falling plates 82 are respectively installed on two sides of the top end of the discharging conveyor belt 81, an external support 83 is symmetrically installed on one side of the discharging conveyor belt 81, defective boxes 84 are placed on the external support 83, material guide plates 85 are obliquely arranged above the defective boxes 84, one ends of the material guide plates 85 are located above the defective boxes 84, and the other ends of the material guide plates are located on the upper end face of the workbench 1.
By adopting the technical scheme: the automatic loading device is provided with the unloading mechanism 5 and the unloading conveying belt assembly 8, the workpiece turntable 25 is continuously driven to rotate by the first motor 211 after detection, when the detected liquid crystal panel moves to the position of the unloading conveying belt assembly 8, the detected qualified liquid crystal panel is continuously conveyed out of the unloading conveying belt 81 to be uniformly collected or enters the next process flow, the detected unqualified liquid crystal panel is collected in the defective product box 84 through the real material guide plate 85, the unloading mechanism 5 achieves the functions of automatic unloading and classification of detection results, the whole automatic degree of the device is high, the automatic loading, transportation, detection, unloading and classification of detection results are achieved, the detection efficiency and the detection quality of a factory are effectively improved, and the use prospect is wide.
The using method of the device specifically comprises the following steps:
the method comprises the following steps: putting a liquid crystal panel to be detected from the input end of the feeding conveyer belt 71, enabling two sides of the liquid crystal panel to be flush with the L-shaped plates 73, when the liquid crystal panel is conveyed to the outlet end of the feeding conveyer belt 71, driving two synchronizing wheels 411 and a synchronizing belt 412 to rotate by a motor II 415, driving a connecting plate I413 and a feeding sliding table 44 to move by the synchronizing belt I412, extending a piston rod of a cylinder I45 fixed below the feeding sliding table 44, enabling a connecting column I46 fixed at the tail end of the piston rod of the cylinder I45, a sucker mounting plate I47 and a vacuum sucker I48 to descend, driving the feeding sliding table 44 to return by the motor II 415 in a reverse rotation mode when the vacuum sucker I48 is adsorbed to the liquid crystal panel, and when the vacuum sucker I48 moves to be right above the positioning groove 26 in the turntable mechanism 2, eliminating the adsorption force of the vacuum sucker I48 from placing;
step two: the first motor 211 rotates to drive the second rotating shaft 29 to rotate, the second rotating shaft 29 rotates to drive the small chain wheel 212 to rotate, the small chain wheel 212 rotates to drive the large chain wheel 27 and the chain 213 to rotate, the large chain wheel 27 rotates to drive the first rotating shaft 23 to rotate, then the workpiece rotating disc 25 fixed at the top end of the first rotating shaft 23 is driven to rotate, a liquid crystal panel above the workpiece rotating disc 25 is further driven to rotate and conveyed into the detection box 31, visual detection is carried out by the optical defect detection camera 32 in the detection box 31, before detection, a piston rod of the air cylinder three 310 extends out to drive the movable plate 37 and the arc-shaped plate 39 to move forwards, so that the arc-shaped plate 39 is completely attached to the radial outer wall of the workpiece rotating disc 25, light transmission is reduced, and;
step three: after detection, the liquid crystal panel is picked up by the unloading mechanism 5 and placed into the unloading conveyer belt assembly 8, similarly, the vacuum chuck two 515 in the unloading mechanism 5 adsorbs the detected liquid crystal panel, then the piston rod of the air cylinder two 512 contracts to drive the liquid crystal panel to ascend, then the motor three 59 drives the connecting shaft 510 to rotate 90 degrees, so that the rotating plate 511 rotates 90 degrees along with the rotating plate, if the liquid crystal panel is detected to be qualified, the motor four 526 drives the rotating shaft four 521 to rotate similarly, then the synchronous wheel two 522 and the synchronous belt two 523 are driven to rotate, the synchronous belt two 523 drives the connecting plate three 524 and the transverse sliding table 57 to move, the unloading sliding table 54 is moved to the upper part of the unloading conveyer belt 81, then the liquid crystal panel is placed on the flat belt of the unloading conveyer belt 81 to be output and collected or to carry out the next process flow, if one or two of the detected liquid crystal panels are unqualified, at this, and pushing the second connecting plate 518 and the second transverse sliding table 57 forward for a certain distance to enable the rotating plate 511 and the second sucker mounting plate 514 to be positioned above the material guide plate 85, and then putting down the unqualified liquid crystal panels, and guiding the unqualified liquid crystal panels into the defective product box 84 by the material guide plate 85 for uniform collection.
When the device is used, firstly, the device is connected with a PLC system, the device can be put into use after debugging, a liquid crystal panel to be detected is put well from the input end of a feeding conveyer belt 71, and two sides of the liquid crystal panel are flush with L-shaped plates 73, when the liquid crystal panel is conveyed to the outlet end of the feeding conveyer belt 71, a motor II 415 drives two synchronous wheels I411 and a synchronous belt I412 to rotate, the synchronous belt I412 drives a connecting plate I413 and a feeding sliding table 44 to move, a piston rod of an air cylinder I45 fixed below the feeding sliding table 44 extends out, a connecting column I46 fixed at the tail end of the piston rod of the air cylinder I45, a sucker mounting plate I47 and a vacuum sucker I48 descend, when the vacuum sucker I48 adsorbs the liquid crystal panel, the motor II 415 reverses to drive the feeding sliding table 44 to return, then when the vacuum sucker I48 moves to be right above a positioning groove 26 in a turntable mechanism 2, the adsorption force of the vacuum sucker I48 cancels, in the working process, the liquid crystal panel to be detected is placed on the discharging conveying belt 81 only by manpower or other mechanical hands, so that a large amount of manpower resources and labor intensity are reduced;
the turntable mechanism 2 conveys the liquid crystal panel into the detection mechanism 3 for detection, the first motor 211 rotates to drive the second rotating shaft 29 to rotate, the second rotating shaft 29 rotates to drive the small chain wheel 212 to rotate, the small chain wheel 212 rotates to drive the large chain wheel 27 and the chain 213 to rotate, the large chain wheel 27 rotates to drive the first rotating shaft 23 to rotate, then the workpiece turntable 25 with the fixed top end of the first rotating shaft 23 is driven to rotate, the liquid crystal panel above the workpiece turntable 25 rotates into the detection box 31, the optical defect detection camera 32 in the detection box 31 performs visual detection, before detection, a piston rod of the third air cylinder 310 extends out to drive the movable plate 37 and the arc plate 39 to move forward, so that the arc plate 39 completely fits the radial outer wall of the workpiece turntable 25, light transmission is reduced to ensure the detection precision of the optical defect detection camera 32, machine detection is utilized, the detection quality is greatly improved, and two workpieces are simultaneously transported and detected each time, the working efficiency is obviously improved.
After detection, the liquid crystal panel is picked up by the unloading mechanism 5 and placed into the unloading conveyer belt assembly 8, similarly, the vacuum chuck two 515 in the unloading mechanism 5 adsorbs the detected liquid crystal panel, then the piston rod of the air cylinder two 512 contracts to drive the liquid crystal panel to ascend, then the motor three 59 drives the connecting shaft 510 to rotate 90 degrees, so that the rotating plate 511 rotates 90 degrees along with the rotating plate, if the liquid crystal panel is detected to be qualified, the motor four 526 drives the rotating shaft four 521 to rotate similarly, then the synchronous wheel two 522 and the synchronous belt two 523 are driven to rotate, the synchronous belt two 523 drives the connecting plate three 524 and the transverse sliding table 57 to move, the unloading sliding table 54 is moved to the upper part of the unloading conveyer belt 81, then the liquid crystal panel is placed on the flat belt of the unloading conveyer belt 81 to be output and collected or to carry out the next process flow, if one or two of the detected liquid crystal panels are unqualified, at this, and pushing the second connecting plate 518 and the second transverse sliding table 57 forward for a certain distance to enable the rotating plate 511 and the second sucker mounting plate 514 to be positioned above the material guide plate 85, and then putting down the unqualified liquid crystal panels, and guiding the unqualified liquid crystal panels into the defective product box 84 by the material guide plate 85 for uniform collection.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (10)

1. The utility model provides a check out test set is used in production of liquid crystal display panel, includes workstation (1), its characterized in that: the center department of workstation (1) up end is provided with carousel mechanism (2), detection mechanism (3) and feed mechanism (4) are installed respectively to the left and right sides of workstation (1) up end, the front of carousel mechanism (2) is provided with discharge mechanism (5), and the left side of discharge mechanism (5) is provided with operation screen (6), the right side of feed mechanism (4) is provided with feeding conveyor belt subassembly (7), the front of discharge mechanism (5) is provided with unloading conveyor belt subassembly (8).
2. The detection device for producing the liquid crystal panel according to claim 1, wherein: the turntable mechanism (2) comprises a mounting seat (21), a thrust ball bearing (22) and a first rotating shaft (23), the mounting seat (21) is mounted on a table top plate of the workbench (1), a counter sink (24) is arranged inside the mounting seat (21), the thrust ball bearing (22) is arranged in the counter sink (24), the mounting seat (21) is rotatably connected with the first rotating shaft (23) through the thrust ball bearing (22), the top end of the first rotating shaft (23) is fixedly connected with a workpiece turntable (25), four groups of positioning grooves (26) which are symmetrical with each other in pairs are formed in a circumferential array on the upper end face of the workpiece turntable (25) by taking the axis of the workpiece turntable (25) as a center, the bottom end of the first rotating shaft (23) penetrates through the table top plate of the workbench (1) and is fixedly connected with a large chain wheel (27), and a first mounting plate (28) is fixedly connected to one side of the bottom end of the table top plate of the workbench, and the rotation is connected with two (29) of pivot through the bearing frame on mounting panel (28), one side that big sprocket (27) were kept away from in mounting panel (28) is provided with two (210) of mounting panel, and installs motor (211) on two (210) of mounting panel, the output shaft end of motor (211) passes through shaft coupling interconnect with two (29) of pivot, install little sprocket (212) on two (29) of pivot, and little sprocket (212) carry out the transmission with big sprocket (27) through chain (213) and be connected.
3. The detection device for producing the liquid crystal panel according to claim 1, wherein: the detection mechanism (3) comprises a detection box (31) and two groups of optical defect detection cameras (32), the detection box (31) is installed on the upper end face of the workbench (1), the two groups of optical defect detection cameras (32) are symmetrically installed on one side of the top end inside the detection box (31), a first groove (33) is formed in the detection box (31), four groups of installation blocks (34) are installed on the front face and the back face of the detection box (31), a guide shaft (35) is transversely installed between every two groups of installation blocks (34), each group of guide shaft (35) is provided with two groups of linear bearings (36), the front face and the back face of the detection box (31) are provided with a movable plate (37) and a cylinder (310), the top end and the bottom end of the movable plate (37) are fixedly connected with the linear bearings (36) close to the movable plate, a second groove (38) is formed in the movable plate (37), and the movable plate (37) is fixedly connected with an arc-shaped plate (39) at the position of the second groove (38), the third cylinder (310) is fixedly connected with the outer wall of the workbench (1), and the tail end of a piston rod of the third cylinder (310) is fixedly connected with the movable plate (37).
4. The detection device for producing the liquid crystal panel according to claim 1, wherein: the feeding mechanism (4) comprises two groups of feeding supports (41), two groups of feeding guide rails (42) and two groups of feeding sliding blocks (43), the two groups of feeding supports (41) are symmetrically arranged on the upper end surface of the workbench (1), the two groups of feeding guide rails (42) are respectively arranged on the top ends of the feeding supports (41), the two groups of feeding sliding blocks (43) are respectively arranged on the two groups of feeding guide rails (42), the top ends of the two groups of feeding sliding blocks (43) are fixedly connected with a feeding sliding table (44) together, and the bottom end of the feeding sliding table (44) is symmetrically provided with a first air cylinder (45), the tail end of a piston rod of the first air cylinder (45) is fixedly connected with a first connecting column (46), the bottom end of the connecting column I (46) is fixedly connected with a sucker mounting plate I (47), the bottom end of the first sucker mounting plate (47) is symmetrically and fixedly connected with a first vacuum sucker (48);
wherein a set of mounting panel seven (49) are installed to the symmetry on material loading support (41), and all rotate through the bearing frame on mounting panel seven (49) and be connected with pivot three (410), fixedly connected with synchronizing wheel (411) is gone up in pivot three (410), and is two sets of carry out the transmission through hold-in range one (412) between synchronizing wheel (411) and connect, and hold-in range one (412) through connecting plate (413) and material loading slip table (44) fixed connection, the one end fixedly connected with mounting panel five (414) of material loading support (41), and install motor two (415) on mounting panel five (414), the output shaft end of motor two (415) is through the shaft coupling rather than three (410) interconnect of pivot that is close to.
5. The detection device for producing the liquid crystal panel according to claim 1, wherein: discharge mechanism (5) is including two sets of supports (51), two sets of guide rail (52) of unloading and four groups slider (53) of unloading, two sets of support (51) symmetry of unloading is installed at the up end of workstation (1), two sets of guide rail (52) of unloading are installed respectively on the top of the support (51) of unloading, and four groups slider (53) of unloading are respectively in two sets of respectively install two sets ofly on guide rail (52) of unloading, four groups the common fixedly connected with in top of slider (53) of unloading slides and unload slip table (54), transverse guide (55) are installed to the top symmetry of slip table (54) of unloading, and respectively install two sets of transverse slide (56) on transverse guide (55), four groups the common fixedly connected with in top of transverse slide (56) transversely slides table (57), one side fixedly connected with mounting panel three (58) on transverse slide (57) top, a motor III (59) is mounted on the mounting plate III (58), and the tail end of an output shaft of the motor III (59) is connected with a connecting shaft (510) through a coupling;
wherein a set of the support of unloading (51) are gone up the symmetry and are installed eight (520) of mounting panel, and all rotate through the bearing frame on eight (520) of mounting panel and be connected with four (521) of pivot, fixedly connected with synchronizing wheel two (522) are gone up in connecting axle (510), and are two sets of carry out the transmission through hold-in range two (523) between synchronizing wheel two (522) and connect, and synchronizing wheel two (522) are through three (524) of connecting plate and horizontal slip table (57) fixed connection, the one end fixedly connected with mounting panel six (525) of support of unloading (51), and install four (526) of motor on the mounting panel six (525), and the output shaft end of four (526) of motor is through four (521) fixed connection of pivot that shaft coupling and its is close to.
6. The detection device for producing the liquid crystal panel according to claim 5, wherein: install the bearing frame on the outer wall of connecting axle (510), and this bearing frame installs the up end at horizontal slip table (57), the bottom fixedly connected with rotor plate (511) of connecting axle (510), and the bottom symmetry of rotor plate (511) installs cylinder two (512), the equal fixedly connected with spliced pole two (513) of the piston rod end of cylinder two (512), and on spliced pole two (513) equal fixedly connected with sucking disc mounting panel two (514), vacuum chuck two (515) are installed to the equal symmetry in bottom of sucking disc mounting panel two (514).
7. The detection device for producing the liquid crystal panel according to claim 5, wherein: the up end fixedly connected with mounting panel four (516) of slip table (54) of unloading, and fixedly connected with cylinder four (517) on mounting panel four (516), and the piston rod end of cylinder four (517) is connected with horizontal slip table (57) through connecting plate two (518), and logical groove (519) has been seted up on slip table (54) of unloading, connecting axle (510) extend to the bottom of slip table (54) of unloading through leading to groove (519).
8. The detection device for producing the liquid crystal panel according to claim 1, wherein: the discharging conveyor belt component (8) comprises a discharging conveyor belt (81) and two groups of anti-falling plates (82), the anti-falling plates (82) are respectively installed on two sides of the top end of the discharging conveyor belt (81), an external support (83) is symmetrically installed on one side of the discharging conveyor belt (81), defective boxes (84) are placed on the external support (83), material guide plates (85) are obliquely arranged above the defective boxes (84), one ends of the material guide plates (85) are located above the defective boxes (84), and the other ends of the material guide plates are located on the upper end face of the workbench (1).
9. The detection device for producing the liquid crystal panel according to claim 1, wherein: feeding conveyer belt subassembly (7) is including feeding conveyer belt (71), two sets of several boards (72) and three L shaped plate of group (73), and is two sets of several board (72) symmetry is installed the up end of feeding conveyer belt (71), three sets of L shaped plate (73) equidistance is fixed two sets of on several board (72).
10. The detection apparatus for liquid crystal panel production according to any of claims 1 to 9, wherein: the using method of the device specifically comprises the following steps:
the method comprises the following steps: the liquid crystal display panel to be detected is put well from the input end of a feeding conveying belt (71), and the two sides of the liquid crystal display panel are parallel and level with an L-shaped plate (73), when the liquid crystal display panel is conveyed to the outlet end of the feeding conveying belt (71), a motor II (415) drives two synchronizing wheels I (411) and a synchronizing belt I (412) to rotate, the synchronizing belt I (412) drives a connecting plate I (413) and a feeding sliding table (44) to move, a piston rod of a cylinder I (45) fixed below the feeding sliding table (44) extends out, a connecting column I (46) fixed at the tail end of the piston rod of the cylinder I (45), a sucker mounting plate I (47) and a vacuum sucker I (48) descend, when the vacuum sucker I (48) adsorbs the liquid crystal display panel, the motor II (415) rotates reversely to drive the feeding sliding table (44) to return, when the vacuum sucker I (48) moves to a position right above a positioning groove (26, the adsorption force of the vacuum chuck I (48) is cancelled, and the liquid crystal panel is placed in the positioning groove (26) for waiting detection;
step two: the first motor (211) rotates to drive the second rotating shaft (29) to rotate, the second rotating shaft (29) rotates to drive the small chain wheel (212) to rotate, the small chain wheel (212) rotates to drive the large chain wheel (27) and the chain (213) to rotate, the large chain wheel (27) rotates to drive the first rotating shaft (23) to rotate, then the workpiece rotating disc (25) fixed at the top end of the first rotating shaft (23) is driven to rotate, a liquid crystal panel above the workpiece rotating disc (25) is conveyed into the detection box (31) in a rotating mode, the optical defect detection camera (32) in the detection box (31) carries out visual detection, before detection, a piston rod of the third air cylinder (310) extends out to drive the movable plate (37) and the arc-shaped plate (39) to move forwards, the arc-shaped plate (39) is made to be completely attached to the radial outer wall of the workpiece rotating disc (25), light transmission is reduced, and detection accuracy of the;
step three: after detection, the liquid crystal panel is picked up by the discharging mechanism (5) and placed into the discharging conveyor belt assembly (8), the liquid crystal panel which is detected is adsorbed by a vacuum chuck II (515) in the discharging mechanism (5) in the same way, then a piston rod of an air cylinder II (512) contracts to drive the liquid crystal panel to ascend, then a motor III (59) drives a connecting shaft (510) to rotate 90 degrees, so that a rotating plate (511) rotates 90 degrees along with the rotating plate, if the liquid crystal panel is detected to be qualified, a motor IV (526) in the same way drives a rotating shaft IV (521) to rotate, then a synchronous wheel II (522) and a synchronous belt II (523) are driven to rotate, the synchronous belt II (523) drives a connecting plate III (524) and a transverse sliding table (57) to move, a discharging sliding table (54) is moved to the upper part of the discharging conveyor belt (81), and then the liquid crystal panel is placed on the flat belt of the discharging conveyor belt (81), if one or two of the detected liquid crystal panels are unqualified, the piston rod of the cylinder four (517) extends out, the connecting plate two (518) and the transverse sliding table (57) are pushed forwards for a certain distance, the rotating plate (511) and the sucking disc mounting plate two (514) are positioned above the material guide plate (85), and then the unqualified liquid crystal panels are put down and guided into the unqualified box (84) by the material guide plate (85) to be collected uniformly.
CN202011162639.1A 2020-10-27 2020-10-27 Detection equipment for liquid crystal display panel production Withdrawn CN112269279A (en)

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Application Number Priority Date Filing Date Title
CN202011162639.1A CN112269279A (en) 2020-10-27 2020-10-27 Detection equipment for liquid crystal display panel production

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Application Number Priority Date Filing Date Title
CN202011162639.1A CN112269279A (en) 2020-10-27 2020-10-27 Detection equipment for liquid crystal display panel production

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113093009A (en) * 2021-03-31 2021-07-09 朗屹环保科技(山东)有限公司 Lead-acid battery internal polar plate inspection equipment
CN113695243A (en) * 2021-07-20 2021-11-26 佶致测控技术(苏州)有限公司 Automatic change device that production line linkage work piece measured and compares
CN113799181A (en) * 2021-09-25 2021-12-17 东莞市优达控股有限公司 Automatic optical cement processing device and processing technology thereof
CN116021259A (en) * 2023-02-27 2023-04-28 江西澜浩鸿科技有限公司 Backlight assembly machine
CN118151425A (en) * 2024-04-17 2024-06-07 无锡歌迪亚自动化科技有限公司 Notebook computer LCD quality detection equipment

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113093009A (en) * 2021-03-31 2021-07-09 朗屹环保科技(山东)有限公司 Lead-acid battery internal polar plate inspection equipment
CN113093009B (en) * 2021-03-31 2022-05-27 朗屹环保科技(山东)有限公司 Lead-acid battery internal polar plate inspection equipment
CN113695243A (en) * 2021-07-20 2021-11-26 佶致测控技术(苏州)有限公司 Automatic change device that production line linkage work piece measured and compares
CN113799181A (en) * 2021-09-25 2021-12-17 东莞市优达控股有限公司 Automatic optical cement processing device and processing technology thereof
CN116021259A (en) * 2023-02-27 2023-04-28 江西澜浩鸿科技有限公司 Backlight assembly machine
CN118151425A (en) * 2024-04-17 2024-06-07 无锡歌迪亚自动化科技有限公司 Notebook computer LCD quality detection equipment

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