CN111879787A - Automatic liquid crystal display defect detection equipment - Google Patents
Automatic liquid crystal display defect detection equipment Download PDFInfo
- Publication number
- CN111879787A CN111879787A CN202010759272.5A CN202010759272A CN111879787A CN 111879787 A CN111879787 A CN 111879787A CN 202010759272 A CN202010759272 A CN 202010759272A CN 111879787 A CN111879787 A CN 111879787A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- transfer mechanism
- assembly
- mounting plate
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 134
- 238000001514 detection method Methods 0.000 title claims abstract description 78
- 230000007547 defect Effects 0.000 title claims abstract description 19
- 238000002372 labelling Methods 0.000 claims abstract description 48
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000001502 supplementing effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9513—Liquid crystal panels
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses automatic detection equipment for defects of a liquid crystal display, which comprises a base, a first transfer mechanism, a first detection mechanism, a second transfer mechanism, a second detection mechanism, a third transfer mechanism, a labeling mechanism, a fourth transfer mechanism and a fifth transfer mechanism, wherein the base is provided with a first feed mechanism and a second feed mechanism; the first transfer mechanism is used for grabbing the liquid crystal screen to be detected to move; the first detection mechanism is used for carrying out appearance detection on one side of the liquid crystal display; the second transfer mechanism and the first transfer mechanism are used for bearing the liquid crystal screen to be detected to move; the second detection mechanism is used for carrying out appearance detection on the other surface of the liquid crystal screen; the third transfer mechanism is used for transferring the liquid crystal screen to the fourth transfer mechanism; the labeling mechanism is used for unreeling the label tape and separating the label tape from the base paper; the fifth transfer mechanism is used for picking up the label and labeling; the fourth transfer mechanism is used for carrying the liquid crystal screen to move backwards for discharging. The invention greatly improves the detection efficiency and the labeling efficiency of the liquid crystal screen and can ensure the accuracy of labeled labels.
Description
Technical Field
The invention relates to the technical field of visual inspection, in particular to automatic liquid crystal display defect detection equipment.
Background
The liquid crystal display has the advantages of small volume, low power consumption, low radiation and the like, and is widely applied to electronic equipment, appearance defects such as foreign matters, screen scratches and the like are easily formed in the production process of the liquid crystal display, so that the appearance of the liquid crystal display is very necessary to be detected so as to prevent the liquid crystal display with the poor appearance from flowing out, and after the finished liquid crystal display is qualified through appearance and defect detection, a labeling process is required so as to enable a product to flow to a client.
At present, machine vision is generally used for detecting the appearance of a liquid crystal screen, the machine vision comprises an image acquisition unit and an image processing unit, an image of the liquid crystal screen to be detected is acquired through the image acquisition unit, then the image is processed through the image processing unit, and finally the appearance condition of the liquid crystal screen is obtained. The existing detection equipment can only detect one surface (front or back) of the liquid crystal screen at a time, and when the other surface of the liquid crystal screen is detected, the liquid crystal screen needs to be repeatedly loaded and unloaded, so that the detection efficiency of the liquid crystal screen is low. Meanwhile, at present, a lot of labels for the liquid crystal screens qualified in appearance detection are labeled manually, namely, the labels are manually labeled on the liquid crystal screens qualified in detection by operating personnel, so that the labeling efficiency is low, and the accuracy of labeling on the liquid crystal screens manually cannot be guaranteed.
Disclosure of Invention
The invention aims to provide automatic liquid crystal display defect detection equipment which not only improves the appearance detection efficiency of a liquid crystal display, but also improves the labeling efficiency of the liquid crystal display and ensures the labeling accuracy.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic detection device for defects of a liquid crystal display screen comprises a base, and a first transfer mechanism, a first detection mechanism, a second transfer mechanism, a second detection mechanism, a third transfer mechanism, a labeling mechanism, a fourth transfer mechanism and a fifth transfer mechanism which are arranged on the base;
the first transfer mechanism is used for grabbing the liquid crystal screen to be detected to move along the transverse direction of the base;
the first detection mechanism is used for performing appearance detection on one side of the liquid crystal screen which is grabbed and moved;
the second transfer mechanism is connected with the first transfer mechanism and used for bearing the liquid crystal screen to be detected to move along the transverse direction of the base;
the second detection mechanism is used for carrying out appearance detection on the other surface of the liquid crystal screen which bears the movement;
the third transfer mechanism is connected with the second transfer mechanism and used for transferring the liquid crystal screen to the fourth transfer mechanism;
the labeling mechanism is used for unreeling the label tape and separating the label from the base paper of the label tape;
the fifth transfer mechanism is used for picking up the separated labels and transferring the labels to the liquid crystal screen subjected to appearance detection by the first detection mechanism and the second detection mechanism for labeling;
the fourth transfer mechanism is connected with the third transfer mechanism and used for carrying the liquid crystal screen to move backwards along the transverse direction of the base for discharging.
Preferably, the first transfer mechanism comprises a first transverse moving component, a first vertical moving component and a first grabbing component, the first transverse moving component is used for driving the first vertical moving component to move along the transverse direction of the base, the first vertical moving component is used for driving the first grabbing component to move along the vertical direction of the base, and the first grabbing component is used for grabbing the liquid crystal screen to be detected;
the second transfer mechanism comprises a second transfer table and a second transverse moving assembly, the first transfer mechanism grabs the liquid crystal screen to be detected and translates the liquid crystal screen to the second transfer table, and the second transverse moving assembly is used for driving the second transfer table to move along the transverse direction of the base;
the first detection mechanism is arranged in the transfer range of the first transfer mechanism and is positioned below the first grabbing component, and the first detection mechanism is used for performing appearance detection on the back surface of the liquid crystal screen to be detected, grabbed and translated by the first grabbing component;
the second detection mechanism is arranged in the transfer range of the second transfer mechanism and used for carrying out appearance detection on the front surface of the liquid crystal screen to be detected on the second transfer table.
Preferably, the first transverse moving assembly comprises a first support, a first linear module and a first sliding table, the first support is arranged on the base, the first linear module is arranged on the first support and used for driving the first sliding table to transversely move, the first vertical moving assembly comprises a first mounting plate, a first air cylinder and a second mounting plate, the first mounting plate is arranged on the first sliding table, the first air cylinder is arranged on the first mounting plate, the second mounting plate is fixedly arranged on a piston rod of the first air cylinder, the first grabbing assembly comprises a first sucker and a plurality of vacuum sucker rods arranged on the first sucker, and the first sucker is arranged on the second mounting plate;
the second sideslip subassembly includes second sharp module and second slip table, the sharp module of second is located on the frame, be used for the drive the second slip table carries out the sideslip, the second is moved and is sent the platform and locate on the second slip table.
Preferably, the first detection mechanism includes a first mounting bracket, a first light source assembly and a first image capturing assembly, the first light source assembly and the first image capturing assembly are respectively arranged on the first mounting bracket, the first mounting bracket is arranged on the base and is located below the first capturing assembly, the first light source assembly is used for supplementing light to the back of the liquid crystal screen to be detected, and the first image capturing assembly is used for collecting image information of the back of the liquid crystal screen to be detected;
the second detection mechanism comprises a second mounting frame, a third mounting frame, a second light source assembly and a second image capturing assembly, the second mounting frame is arranged on the machine base, the third mounting frame is located above the second mounting frame, the second light source assembly is arranged on the second mounting frame and located above the second conveying table, the second light source assembly is used for supplementing light to the front face of the liquid crystal screen to be detected on the second conveying table, the second image capturing assembly is arranged on the third mounting frame and located above the second light source assembly, and the second image capturing assembly is used for collecting image information of the front face of the liquid crystal screen to be detected.
Preferably, the first light source assembly includes a first light source and a second light source disposed on the first mounting frame, and the first light source and the second light source are respectively located at two sides above the first image capturing assembly; the first image capturing assembly comprises a third mounting plate and a first camera, the third mounting plate is arranged on the first mounting plate, and the first camera is arranged on the third mounting plate;
the second light source assembly comprises a third light source and a fourth light source which are arranged on the second mounting frame, and the third light source and the fourth light source are respectively positioned on two sides below the first image capturing assembly; the second is got for instance the subassembly and is included fifth mounting panel and second camera, the fifth mounting panel is located on the third mounting bracket, the second camera is located on the fifth mounting panel.
Preferably, the device further comprises a positioning component;
the third transfer mechanism comprises a third longitudinal moving assembly, a third vertical moving assembly and a third grabbing assembly, the third longitudinal moving assembly is used for driving the third vertical moving assembly to move along the longitudinal direction of the base, the third vertical moving assembly is used for driving the third grabbing assembly to move along the vertical direction of the base, and the third grabbing assembly is used for grabbing the liquid crystal screen on the second transfer table;
the fourth transfer mechanism comprises a fourth transfer table and a fourth transverse moving assembly, the fourth transfer table is used for placing a liquid crystal screen, and the fourth transverse moving assembly is used for driving the fourth transfer table to move along the transverse direction of the base;
the positioning assembly is arranged right above the fourth transfer mechanism and used for positioning the labeling position of the liquid crystal screen on the fourth transfer table;
the labeling mechanism is arranged on the side edge of the fourth transfer mechanism and comprises a mounting seat, an unreeling device, a label peeling plate and a reeling device, the unreeling device, the label peeling plate and the reeling device are arranged on the mounting seat, the label peeling plate is used for separating labels and base paper of a label tape unreeled by the unreeling device, and the reeling device is used for reeling the base paper;
the fifth transfer mechanism is used for picking up the label on the label stripping plate and transferring the label to the labeling position of the liquid crystal screen on the fourth transfer table for labeling.
Preferably, the third longitudinal moving assembly comprises a third support, a third linear module and a third sliding table, the third support is arranged on the base, the third linear module is arranged on the third support and is used for driving the third sliding table to longitudinally move, the third longitudinal moving assembly comprises a seventh mounting plate, a third cylinder and an eighth mounting plate, the seventh mounting plate is arranged on the third sliding table, the third cylinder is arranged on the seventh mounting plate, the eighth mounting plate is fixedly arranged on a piston rod of the third cylinder, the third grabbing assembly comprises a third sucker and a plurality of third sucker rods arranged on the third sucker, and the third sucker is arranged on the eighth mounting plate;
the fourth transverse moving assembly comprises a fourth linear module and a fourth sliding table, the fourth linear module is arranged on the base and used for driving the fourth sliding table to transversely move, and the fourth moving table is arranged on the fourth sliding table;
the positioning assembly adopts a positioning camera and is used for acquiring an image of the labeling position of the liquid crystal screen on the fourth transfer table;
the fifth transfer mechanism comprises a fifth longitudinal moving assembly, a fifth vertical moving assembly and a fifth grabbing assembly, the fifth longitudinal moving assembly is used for driving the fifth vertical moving assembly to move along the longitudinal direction of the base, the fifth vertical moving assembly is used for driving the fifth grabbing assembly to move along the vertical direction of the base, and the fifth grabbing assembly is used for picking up the label on the label stripping plate.
Preferably, the fifth indulges and moves the subassembly and include fifth support, fifth straight line module and fifth slip table, the fifth support is located on the frame, fifth straight line module is located on the fifth support, is used for the drive the fifth slip table is indulged and is moved, the fifth is erect and is moved the subassembly and include that ninth mounting panel, fifth motor, lead screw and lead screw are vice, the ninth mounting panel is located on the fifth slip table, fifth motor and lead screw are located on the ninth mounting panel, the lead screw links to each other with the spindle of fifth motor, the lead screw is vice to cooperate with the lead screw, the fifth snatchs the subassembly and includes tenth mounting panel and suction nozzle, the tenth mounting panel set firmly in on the lead screw is vice, the suction nozzle set up in on the tenth mounting panel.
Preferably, the front end and the tail end of the machine base are respectively provided with a feeding mechanism and a discharging mechanism; the feeding mechanism comprises a feeding conveying line, a first positioning piece and a second positioning piece, the feeding conveying line is arranged on the base, and the first positioning piece and the second positioning piece are respectively arranged on two adjacent side edges of the feeding conveying line and used for positioning a liquid crystal screen to be detected in the feeding conveying line so that the first transfer mechanism can grasp the liquid crystal screen to be detected;
the blanking mechanism comprises a sixth transfer mechanism and a blanking conveying line, the sixth transfer mechanism is used for transferring the liquid crystal screen on the fourth transfer table to the blanking conveying line, the sixth transfer mechanism comprises a sixth transverse moving component, a sixth longitudinal moving component, a sixth vertical moving component and a sixth grabbing component, the sixth transverse moving component is used for driving the sixth longitudinal moving component to move along the transverse direction of the base, the sixth longitudinal moving component is used for driving the sixth vertical moving component to move along the longitudinal direction of the base, the sixth vertical moving component is used for driving the sixth grabbing component to move along the vertical direction of the base, and the sixth grabbing component is used for grabbing the liquid crystal screen on the fourth transfer table.
Preferably, the first positioning piece is arranged on the side edge of the feeding conveying line and is perpendicular to the conveying direction of the feeding conveying line, the first positioning piece comprises a first positioning cylinder and a first push plate, the first push plate is connected with a piston rod of the first positioning cylinder, the second positioning piece is arranged at the tail end of the feeding conveying line in the conveying direction and comprises a second positioning cylinder and a second push plate, and the second push plate is connected with a piston rod of the second positioning cylinder;
the sixth transverse moving component comprises a sixth support, a sixth linear module and a sixth sliding table, the sixth support is arranged on the base, the sixth linear module is arranged on the sixth support and is used for driving the sixth sliding table to transversely move, the sixth longitudinal moving component comprises a seventh support, a seventh linear module and a seventh sliding table, the seventh support is arranged on the sixth sliding table, the seventh linear module is arranged on the seventh support and is used for driving the seventh sliding table to longitudinally move, the sixth vertical moving component comprises an eleventh mounting plate, a sixth air cylinder and a twelfth mounting plate, the eleventh mounting plate is arranged on the seventh sliding table, the sixth air cylinder is arranged on the eleventh mounting plate, the twelfth mounting plate is fixedly arranged on a piston rod of the sixth air cylinder, the sixth grabbing component comprises a sixth suction cup and a plurality of sixth suction rods arranged on the sixth suction cup, and the sixth sucking disc is arranged on the twelfth mounting plate.
After adopting the technical scheme, compared with the background technology, the invention has the following advantages:
1. according to the invention, the appearance detection is carried out on one side of the liquid crystal screen to be detected which is grabbed and transversely moved by the first transfer mechanism through the first detection mechanism, then the appearance detection is carried out on the other side of the liquid crystal screen which is borne and transversely moved by the second transfer mechanism through the second detection mechanism, and the appearance detection is carried out on the front side of the liquid crystal screen to be detected on the second transfer table, so that the appearance detection of the front side and the back side of the liquid crystal screen can be completed at one time, and the detection efficiency of the liquid crystal screen.
2. The label separated by the labeling mechanism is picked up by the fifth transfer mechanism and transferred to the labeling position of the liquid crystal display screen after the appearance detection is qualified for labeling, so that the labeling efficiency of the liquid crystal display screen is improved, and the labeling accuracy can be ensured.
3. According to the invention, the feeding mechanism and the discharging mechanism are respectively arranged at the front end and the tail end of the base, the automatic feeding of the liquid crystal screen to be tested is completed through the feeding mechanism, and the discharging of the tested liquid crystal screen is completed through the discharging mechanism, so that the overall working efficiency of the equipment can be further improved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention (with the frame removed);
FIG. 3 is a schematic perspective view of the feeding mechanism;
FIG. 4 is a partial schematic view of the present invention (appearance detecting part);
FIG. 5 is a second partial schematic view (appearance inspection part) of the present invention;
FIG. 6 is a schematic structural diagram of the first detecting mechanism;
FIG. 7 is a second schematic structural view of the first detecting mechanism;
FIG. 8 is a schematic structural diagram of a first image capturing assembly;
FIG. 9 is a schematic structural diagram of a second detecting mechanism;
FIG. 10 is a schematic view of the installation of a second light source assembly;
FIG. 11 is a schematic structural diagram of a second image capturing assembly;
FIG. 12 is a third schematic view of a part of the structure of the present invention (labeling part);
FIG. 13 is a fourth embodiment (labeled part) of the present invention;
FIG. 14 is a fifth embodiment (labeled part) of the present invention;
FIG. 15 is a sixth embodiment (labeling part) of the present invention;
FIG. 16 is a seventh embodiment (labeled part) of the partial structure of the present invention;
fig. 17 is a partial structural view of the fifth transfer mechanism;
fig. 18 is a schematic view of the labeling mechanism;
FIG. 19 is an eighth (blanking) view of a partial structure of the present invention;
fig. 20 is a schematic structural view of the sixth transfer mechanism.
Description of reference numerals:
a machine base 100, a machine frame 110;
the first transfer mechanism 1, the first support 111, the first linear module 112, the first sliding table 113, the first mounting plate 121, the first cylinder 122, the second mounting plate 123, the first suction tray 131, and the vacuum suction rod 132;
a second transfer mechanism 2, a second transfer table 21, a second linear module 221, and a second slide table 222;
the first detection mechanism 3, the first mounting frame 31, the first light source assembly 32, the first light source 321, the second light source 322, the second bracket 323, the first adjustment groove 3231, the first image capturing assembly 33, the third mounting plate 331, the first camera 332, the first guide rail 333, the fourth mounting plate 334, the first slider 335, the first connecting seat 336, and the first adjustment rod 337;
the second detection mechanism 4, the second mounting bracket 41, the third mounting bracket 42, the second light source assembly 43, the third light source 431, the fourth light source 432, the third bracket 433, the second adjustment groove 4331, the second image capturing assembly 44, the fifth mounting plate 441, the second camera 442, the second guide rail 443, the sixth mounting plate 444, the second slider 445, the second connection seat 446, and the second adjustment rod 447;
a third transfer mechanism 5, a third bracket 511, a third linear module 512, a third sliding table 513, a seventh mounting plate 521, a third cylinder 522, an eighth mounting plate 523, a third suction cup 531 and a third suction rod 532;
a fourth transfer mechanism 6, a fourth transfer table 61, a fourth linear module 621, and a fourth slide table 622;
a positioning assembly 7;
the labeling mechanism 8, a mounting seat 81, an unreeling device 82, a label stripping plate 83 and a reeling device 84;
a fifth transfer mechanism 9, a fifth bracket 911, a fifth linear module 912, a fifth sliding table 913, a ninth mounting plate 921, a fifth motor 922, a screw rod 923, a screw rod pair 924, a tenth mounting plate 931, and a suction nozzle 932;
the device comprises a feeding mechanism 1000, a feeding conveying line 1100, a first positioning cylinder 1210, a first push plate 1220, a second positioning cylinder 1310 and a second push plate 1320;
the blanking mechanism 2000, the sixth transfer mechanism 2100, the sixth bracket 2111, the sixth linear module 2112, the sixth sliding table 2113, the seventh bracket 2121, the seventh linear module 2122, the seventh sliding table 2123, the eleventh mounting plate 2131, the sixth cylinder 2132, the twelfth mounting plate 2133, the sixth suction cup 2141, the sixth suction rod 2142, and the blanking conveying line 2200.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
Examples
With reference to fig. 1 to 3, the present invention discloses an automatic defect detecting apparatus for a liquid crystal display, which includes a base 100, and a first transfer mechanism 1, a second transfer mechanism 2, a first detecting mechanism 3, a second detecting mechanism 4, a third transfer mechanism 5, a fourth transfer mechanism 6, a positioning assembly 7, a labeling mechanism 8 and a fifth transfer mechanism 9 which are disposed on the base 100.
The front end of frame 100 is equipped with feed mechanism 1000, and feed mechanism 1000 includes material loading transfer chain 1100, first setting element and second setting element, and material loading transfer chain 1100 is located on frame 100 to along the vertical setting of frame 100, first setting element and second setting element are located respectively on the adjacent both sides limit of material loading transfer chain 1100 for fix a position the LCD screen that awaits measuring in the material loading transfer chain 1100, so that first transfer mechanism 1 snatchs and awaits measuring the LCD screen. The first positioning piece is arranged on the side edge of the feeding conveying line 1100 and is perpendicular to the conveying direction of the feeding conveying line 1100, the first positioning piece comprises a first positioning cylinder 1210 and a first push plate 1220, the first push plate 1220 is connected with a piston rod of the first positioning cylinder 1210, the second positioning piece is arranged at the tail end of the feeding conveying line 1100 in the conveying direction and comprises a second positioning cylinder 1310 and a second push plate 1320, and the second push plate 1320 is connected with a piston rod of the second positioning cylinder 1310.
Liquid crystal screen material loading, first positioning cylinder 1210 drive first push pedal 1220 will await measuring the liquid crystal screen propelling movement to being located the position at material loading transfer chain 1100 middle part, and the liquid crystal screen that awaits measuring is carried along with material loading transfer chain 1100 backward, and the liquid crystal screen that awaits measuring is carried forward by second positioning cylinder 1310 drive second push pedal 1320, makes the liquid crystal screen that awaits measuring be located first transfer mechanism 1 and snatchs the position under.
As shown in fig. 2, 4 and 5, the first transfer mechanism 1 is configured to grab a liquid crystal panel to be detected and move along the transverse direction of the base 100, the first transfer mechanism 1 includes a first traverse component, a first vertical movement component and a first grabbing component, the first traverse component is configured to drive the first vertical movement component to move along the transverse direction of the base 100, the first vertical movement component is configured to drive the first grabbing component to move along the vertical direction of the base 100, and the first grabbing component is configured to grab the liquid crystal panel to be detected.
The first traverse assembly comprises a first support 111, a first linear module 112 and a first sliding table 113, the first support 111 is arranged on the base 100, and the first linear module 112 is arranged on the first support 111 and used for driving the first sliding table 113 to traverse; the first vertical moving assembly comprises a first mounting plate 121, a first air cylinder 122 and a second mounting plate 123, the first mounting plate 121 is arranged on the first sliding table 113, the first air cylinder 122 is arranged on the first mounting plate 121, and the second mounting plate 123 is fixedly arranged on a piston rod of the first air cylinder 122; the first grabbing component comprises a first sucker 131 and a plurality of vacuum sucking rods 132 arranged on the first sucker 131, and the first sucker 131 is arranged on the second mounting plate 123.
The second transfer mechanism 2 is connected with the first transfer mechanism 1 and is used for bearing the liquid crystal screen to be detected and moving along the transverse direction of the base 100, the second transfer mechanism 2 comprises a second transfer table 21 and a second transverse moving component, the first transfer mechanism 1 grabs the liquid crystal screen to be detected and translates the liquid crystal screen to the second transfer table 21, and the second transverse moving component is used for driving the second transfer table 21 to move along the transverse direction of the base 100. The second traverse assembly comprises a second linear module 221 and a second sliding table 222, wherein the second linear module 221 is arranged on the base 100 and is used for driving the second sliding table 222 to traverse; the second transfer table 21 is provided on the second slide table 222.
As shown in fig. 4 to 8, the first detecting mechanism 3 is used for performing appearance detection on one side of the liquid crystal screen which is grabbed and moved, the first detecting mechanism 3 is disposed in the transferring range of the first transferring mechanism 1 and located below the first grabbing component, and in this embodiment, the first detecting mechanism 3 performs appearance detection on the back side of the liquid crystal screen to be detected which is grabbed and translated by the first grabbing component. First detection mechanism 3 includes first mounting bracket 31, locates first light source subassembly 32 and the first subassembly 33 of getting for instance on first mounting bracket 31 respectively, and first mounting bracket 31 is located frame 100 to be located the first below of grabbing the subassembly, first light source subassembly 32 is used for waiting to detect the back of LCD screen and carries out the light filling, and the first subassembly 33 of getting for instance is used for gathering the image information who waits to detect the LCD screen back.
The first light source assembly 32 includes a first light source 321 and a second light source 322 disposed on the first mounting frame 31, and the first light source 321 and the second light source 322 are respectively located at two sides above the first image capturing assembly 33; the first image capturing assembly 33 includes a third mounting plate 331 and a first camera 332, wherein the third mounting plate 331 is disposed on the first mounting frame 31, and the first camera 332 is disposed on the third mounting plate 331.
First light source subassembly 32 still includes two sets of second supports 323 that set up on first mounting bracket 31, first light source 321 and second light source 322 all adopt coaxial light source, it all sets up on second support 323, and first light source 321 and second light source 322 can rotate second support 323 relatively, in this embodiment, first light source 321 and second light source 322 rotate respectively and connect on second support 323, be equipped with on the second support 323 and be curved first adjustment groove 3231, after first light source 321 and second light source 322 rotated to required angle, be fixed in first light source 321 and second light source 322 on second support 323 through the screw that wears to locate on first adjustment groove 3231.
The first image capturing assembly 33 further includes a first guide rail 333, a fourth mounting plate 334, a first sliding block 335, a first connecting seat 336 and a first adjusting rod 337, the first guide rail 333 is disposed on the third mounting plate 331, a first sliding block 335 is disposed at the rear side of the fourth mounting plate 334, the first sliding block 335 is in sliding fit with the first guide rail 333, the first camera 332 adopts a line scanning camera, which is disposed on the fourth mounting plate 334, the first connecting seat 336 is disposed on the fourth mounting plate 334, and the first adjusting rod 337 is rotatably connected to the first connecting seat 336 and is screwed with the fourth mounting plate 334.
As shown in fig. 4, 5, and 9 to 11, the second detecting mechanism 4 is disposed in the transfer range of the second transfer mechanism 2, and is configured to perform appearance detection on the other surface of the liquid crystal panel that is moved by being supported by the second transfer mechanism, in this embodiment, the second detecting mechanism 4 is configured to perform appearance detection on the front surface of the liquid crystal panel to be detected on the second transfer table 21. The second detection mechanism 4 includes a second mounting bracket 41, a third mounting bracket 42, a second light source assembly 43 and a second image capturing assembly 44, the second mounting bracket 41 is disposed on the base 100, the third mounting bracket 42 is disposed above the second mounting bracket 41, the second light source assembly 43 is disposed on the second mounting bracket 41 and is disposed above the second transferring table 21, the second light source assembly 43 is used for supplementing light to the front surface of the liquid crystal screen to be detected on the second transferring table 21, the second image capturing assembly 44 is disposed on the third mounting bracket 42 and is disposed above the second light source assembly 43, and the second image capturing assembly 44 is used for collecting image information of the front surface of the liquid crystal screen to be detected.
The second light source assembly 43 includes a third light source 431 and a fourth light source 432 disposed on the second mounting frame 41, and the third light source 431 and the fourth light source 432 are respectively located at two sides below the first image capturing assembly 33; the second image capturing assembly 44 includes a fifth mounting plate 441 and a second camera 442, wherein the fifth mounting plate 441 is disposed on the third mounting frame 42, and the second camera 442 is disposed on the fifth mounting plate 441.
The second light source assembly 43 further includes two sets of third brackets 433 disposed on the second mounting frame 41, the third light source 431 and the fourth light source 432 are coaxial light sources, which are disposed on the third brackets 433, and the third light source 431 and the fourth light source 432 can rotate relative to the third brackets 433. In this embodiment, the third light source 431 and the fourth light source 432 are respectively rotatably connected to the third bracket 433, the third bracket 433 is provided with an arc-shaped second adjusting groove 4331, and after the third light source 431 and the fourth light source 432 are rotated to a desired angle, the third light source 431 and the fourth light source 432 are fixed to the third bracket 433 by screws penetrating through the second adjusting groove 4331.
The second image capturing assembly 44 further includes a second guide rail 443, a sixth mounting plate 444, a second slider 445, a second connecting seat 446, and a second adjusting rod 447, the second guide rail 443 is disposed on the fifth mounting plate 441, the second slider 445 is disposed at the rear side of the sixth mounting plate 444, the second slider 445 is slidably engaged with the second guide rail 443, the second camera 442 is a line scan camera disposed on the sixth mounting plate 444, the second connecting seat 446 is disposed on the sixth mounting plate 444, and the second adjusting rod 447 is rotatably connected to the second connecting seat 446 and is screwed with the sixth mounting plate 444.
When the first transfer mechanism 1 grabs the liquid crystal screen to be detected to move along the transverse direction of the base 100 and passes through the first detection mechanism 3, the first detection mechanism 3 located below the first grabbing component captures an image of the back surface of the liquid crystal screen to be detected, and appearance detection of the back surface of the liquid crystal screen to be detected is completed. After the first transfer mechanism 1 places the grabbed liquid crystal display on the second sliding table 222, the second linear module 221 drives the second sliding table 222 to carry the liquid crystal display to move transversely and pass through the second detection mechanism 4, and the second detection mechanism 4 captures an image of the front surface of the liquid crystal display to be detected and completes the appearance detection of the front surface of the liquid crystal display to be detected.
As shown in fig. 2 and 12 to 17, the third transfer mechanism 5 is engaged with the second transfer mechanism 2, and the third transfer mechanism 5 is used for transferring the lcd panel on the second transfer table 21 after the appearance inspection is completed onto the fourth transfer table 61. The third transfer mechanism 5 comprises a third longitudinal moving assembly, a third vertical moving assembly and a third grabbing assembly, the third longitudinal moving assembly is used for driving the third vertical moving assembly to move along the longitudinal direction of the machine base 100, the third vertical moving assembly is used for driving the third grabbing assembly to move along the vertical direction of the machine base 100, and the third grabbing assembly is used for grabbing the liquid crystal screen on the second transfer table 21.
The third vertical moving assembly comprises a third support 511, a third linear module 512 and a third sliding table 513, the third support 511 is arranged on the machine base 100, the third linear module 512 is arranged on the third support 511 and used for driving the third sliding table 513 to move vertically, the third vertical moving assembly comprises a seventh mounting plate 521, a third air cylinder 522 and an eighth mounting plate 523, the seventh mounting plate 521 is arranged on the third sliding table 513, the third air cylinder 522 is arranged on the seventh mounting plate 521, the eighth mounting plate 523 is fixedly arranged on a piston rod of the third air cylinder 522, the third grabbing assembly comprises a third suction cup 531 and a plurality of third suction rods 532 arranged on the third suction cup 531, and the third suction cup 531 is arranged on the eighth mounting plate 523.
After the third suction bar 532 adsorbs the lcd panel on the second transferring table 21, the third cylinder 522 drives the eighth mounting plate 523 to lift the lcd panel off the second transferring table 21, then the third linear module 512 drives the third sliding table 513 to move to the upper side of the fourth transferring table 61 along the longitudinal direction of the machine base 100 with the lcd panel, and the third cylinder 522 drives the eighth mounting plate 523 to descend to place the lcd panel in the fourth transferring table 61.
The fourth transfer mechanism 6 is connected to the third transfer mechanism 5, and is used for carrying the lcd panel to move backward along the transverse direction of the base 100 for discharging. The fourth transfer mechanism 6 includes a fourth transfer table 61 for placing the liquid crystal panel and a fourth traverse assembly for driving the fourth transfer table 61 to move in the lateral direction of the chassis 100. The fourth traverse assembly comprises a fourth linear module 621 and a fourth sliding table 622, the fourth linear module 621 is arranged on the base 100 and used for driving the fourth sliding table 622 to perform traverse, and the fourth transfer table 61 is arranged on the fourth sliding table 622.
The positioning assembly 7 is disposed right above the fourth transfer mechanism 6 and is used for positioning the labeling position of the liquid crystal display placed on the fourth transfer table 61. In the present embodiment, the positioning assembly 7 employs a positioning camera for acquiring an image of the liquid crystal screen labeling position on the fourth transfer table 61. The base 100 is provided with a frame 110, and the positioning camera is mounted on the frame 110.
As shown in fig. 13, 16 and 18, the labeling mechanism 8 is disposed at a side of the fourth transferring mechanism 6, and includes a mounting seat 81, and an unreeling device 82, a label peeling plate 83 and a reeling device 84 disposed on the mounting seat 81, wherein the label peeling plate 83 is used for separating a label and a base paper of a label tape unreeled by the unreeling device 82, and the reeling device 84 is used for reeling the base paper, in this embodiment, both the unreeling device 82 and the reeling device 84 may adopt a structure of an existing labeling machine.
As shown in fig. 13 to 17, the fifth transfer mechanism 9 is configured to pick up a label on the label peeling plate 83 and transfer the label to a labeling position of the liquid crystal display on the fourth transfer table 61 for labeling, the fifth transfer mechanism 9 includes a fifth longitudinal moving component, a fifth vertical moving component and a fifth grabbing component, the fifth longitudinal moving component is configured to drive the fifth vertical moving component to move along a longitudinal direction of the base 100, the fifth vertical moving component is configured to drive the fifth grabbing component to move along a vertical direction of the base 100, and the fifth grabbing component is configured to pick up a label on the label peeling plate 83.
The fifth longitudinal movement assembly comprises a fifth support 911, a fifth linear module 912 and a fifth sliding table 913, the fifth support 911 is arranged on the base 100, the fifth linear module 912 is arranged on the fifth support 911, the fifth sliding table 913 is driven to longitudinally move, the fifth longitudinal movement assembly comprises a ninth mounting plate 921, a fifth motor 922, a screw rod 923 and a screw rod pair 924, the ninth mounting plate 921 is arranged on the fifth sliding table 913, the fifth motor 922 and the screw rod 923 are arranged on the ninth mounting plate 921, the screw rod 923 is connected with a crankshaft of the fifth motor 922, the screw rod pair 924 is matched with the screw rod 923, the fifth grabbing assembly comprises a tenth mounting plate 931 and a suction nozzle 932, the tenth mounting plate 931 is fixedly arranged on the screw rod pair 924, and the suction nozzle 932 is arranged on the tenth mounting plate 931.
The fifth motor 922 drives the screw 923 and the screw pair 924 to operate, so that the suction nozzle 932 picks up the label on the label peeling plate 83, and then, according to the positioning assembly 7, the label positioning and labeling position of the liquid crystal display placed on the fourth transferring table 61 is determined, the fifth linear module 912 drives the fifth sliding table 913 to move the label to the upper side of the fourth transferring table 61 along the longitudinal direction of the machine base 100, and finally, the label on the suction nozzle 932 is attached to the liquid crystal display.
As shown in fig. 2, fig. 19 and fig. 20, the end of the machine base 100 is provided with a blanking mechanism 2000, the blanking mechanism 2000 includes a sixth transfer mechanism 2100 and a blanking conveying line 2200, the sixth transfer mechanism 2100 is configured to transfer the lcd panel on the fourth transfer table 61 to the blanking conveying line 2200, in this embodiment, the blanking conveying line 2200 includes two sets of conveyor belts arranged side by side, one set is configured to convey the lcd panel that is qualified for detection, and the other set is configured to convey the lcd panel that is unqualified for detection. The sixth transfer mechanism 2100 includes a sixth traverse component, a sixth longitudinal moving component, a sixth vertical moving component, and a sixth grabbing component, the sixth traverse component is configured to drive the sixth longitudinal moving component to move along the transverse direction of the base 100, the sixth longitudinal moving component is configured to drive the sixth vertical moving component to move along the longitudinal direction of the base 100, the sixth vertical moving component is configured to drive the sixth grabbing component to move along the vertical direction of the base 100, and the sixth grabbing component is configured to grab the lcd panel on the fourth transfer table 61.
The sixth traverse assembly comprises a sixth bracket 2111, a sixth linear module 2112 and a sixth sliding table 2113, the sixth bracket 2111 is arranged on the machine base 100, the sixth linear module 2112 is arranged on the sixth bracket 2111 and is used for driving the sixth sliding table 2113 to perform traverse movement, the sixth longitudinal movement assembly comprises a seventh bracket 2121, a seventh linear module 2122 and a seventh sliding table 2123, the seventh bracket 2121 is arranged on the sixth sliding table 2113, the seventh linear module 2122 is arranged on the seventh bracket 2121 and is used for driving the seventh sliding table 2123 to perform longitudinal movement, the sixth longitudinal movement assembly comprises an eleventh mounting plate 2131, a sixth air cylinder 2132 and a twelfth mounting plate 2133, the eleventh mounting plate 2131 is arranged on the seventh sliding table 2123, the sixth air cylinder 2132 is arranged on the eleventh mounting plate 2131, the twelfth mounting plate 2133 is fixedly arranged on a piston rod of the sixth air cylinder 2132, the sixth gripping assembly comprises a sixth suction cup 2141 and a plurality of sixth suction rods 2142 arranged on the sixth suction cups 2141, the sixth suction cup 2141 is provided on the twelfth mounting plate 2133.
The liquid crystal display screen qualified by the appearance detection is subjected to the labeling step by the fifth transfer mechanism 9, and after the labeling is completed, the liquid crystal display screen on the fourth transfer table 61 is transferred to the conveyor belt of the qualified product on the blanking conveyor line 2200 by the sixth transfer mechanism 2100. For the liquid crystal panel with the unqualified appearance inspection, the labeling step is not performed, that is, the sixth transfer mechanism 2100 directly transfers the liquid crystal panel on the fourth transfer table 61 to the conveyor belt of the unqualified product on the blanking conveyor line 2200, and then the liquid crystal panel is conveyed backwards for further processing.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a LCD screen defect automatic check out test set which characterized in that: the labeling machine comprises a machine base, a first transfer mechanism, a first detection mechanism, a second transfer mechanism, a second detection mechanism, a third transfer mechanism, a labeling mechanism, a fourth transfer mechanism and a fifth transfer mechanism, wherein the first transfer mechanism, the first detection mechanism, the second transfer mechanism, the second detection mechanism, the third transfer mechanism, the labeling mechanism, the fourth transfer mechanism and the fifth transfer mechanism are arranged on the machine base;
the first transfer mechanism is used for grabbing the liquid crystal screen to be detected to move along the transverse direction of the base;
the first detection mechanism is used for performing appearance detection on one side of the liquid crystal screen which is grabbed and moved;
the second transfer mechanism is connected with the first transfer mechanism and used for bearing the liquid crystal screen to be detected to move along the transverse direction of the base;
the second detection mechanism is used for carrying out appearance detection on the other surface of the liquid crystal screen which bears the movement;
the third transfer mechanism is connected with the second transfer mechanism and used for transferring the liquid crystal screen to the fourth transfer mechanism;
the labeling mechanism is used for unreeling the label tape and separating the label from the base paper of the label tape;
the fifth transfer mechanism is used for picking up the separated labels and transferring the labels to the liquid crystal screen subjected to appearance detection by the first detection mechanism and the second detection mechanism for labeling;
the fourth transfer mechanism is connected with the third transfer mechanism and used for carrying the liquid crystal screen to move backwards along the transverse direction of the base for discharging.
2. The automatic defect detecting device for the liquid crystal display panel according to claim 1, wherein: the first transfer mechanism comprises a first transverse moving component, a first vertical moving component and a first grabbing component, the first transverse moving component is used for driving the first vertical moving component to move along the transverse direction of the base, the first vertical moving component is used for driving the first grabbing component to move along the vertical direction of the base, and the first grabbing component is used for grabbing the liquid crystal screen to be detected;
the second transfer mechanism comprises a second transfer table and a second transverse moving assembly, the first transfer mechanism grabs the liquid crystal screen to be detected and translates the liquid crystal screen to the second transfer table, and the second transverse moving assembly is used for driving the second transfer table to move along the transverse direction of the base;
the first detection mechanism is arranged in the transfer range of the first transfer mechanism and is positioned below the first grabbing component, and the first detection mechanism is used for performing appearance detection on the back surface of the liquid crystal screen to be detected, grabbed and translated by the first grabbing component;
the second detection mechanism is arranged in the transfer range of the second transfer mechanism and used for carrying out appearance detection on the front surface of the liquid crystal screen to be detected on the second transfer table.
3. The automatic defect detecting device for the liquid crystal display panel according to claim 2, wherein: the first transverse moving assembly comprises a first support, a first linear module and a first sliding table, the first support is arranged on the base, the first linear module is arranged on the first support and used for driving the first sliding table to transversely move, the first vertical moving assembly comprises a first mounting plate, a first air cylinder and a second mounting plate, the first mounting plate is arranged on the first sliding table, the first air cylinder is arranged on the first mounting plate, the second mounting plate is fixedly arranged on a piston rod of the first air cylinder, the first grabbing assembly comprises a first sucker and a plurality of vacuum suction rods arranged on the first sucker, and the first sucker is arranged on the second mounting plate;
the second sideslip subassembly includes second sharp module and second slip table, the sharp module of second is located on the frame, be used for the drive the second slip table carries out the sideslip, the second is moved and is sent the platform and locate on the second slip table.
4. The automatic defect detecting device for the liquid crystal display panel according to claim 2, wherein: the first detection mechanism comprises a first mounting frame, a first light source assembly and a first image capturing assembly, the first light source assembly and the first image capturing assembly are respectively arranged on the first mounting frame, the first mounting frame is arranged on the base and is positioned below the first capturing assembly, the first light source assembly is used for supplementing light to the back of the liquid crystal screen to be detected, and the first image capturing assembly is used for collecting image information of the back of the liquid crystal screen to be detected;
the second detection mechanism comprises a second mounting frame, a third mounting frame, a second light source assembly and a second image capturing assembly, the second mounting frame is arranged on the machine base, the third mounting frame is located above the second mounting frame, the second light source assembly is arranged on the second mounting frame and located above the second conveying table, the second light source assembly is used for supplementing light to the front face of the liquid crystal screen to be detected on the second conveying table, the second image capturing assembly is arranged on the third mounting frame and located above the second light source assembly, and the second image capturing assembly is used for collecting image information of the front face of the liquid crystal screen to be detected.
5. The automatic defect detecting device for the liquid crystal display panel according to claim 4, wherein: the first light source assembly comprises a first light source and a second light source which are arranged on the first mounting frame, and the first light source and the second light source are respectively positioned on two sides above the first image capturing assembly; the first image capturing assembly comprises a third mounting plate and a first camera, the third mounting plate is arranged on the first mounting plate, and the first camera is arranged on the third mounting plate;
the second light source assembly comprises a third light source and a fourth light source which are arranged on the second mounting frame, and the third light source and the fourth light source are respectively positioned on two sides below the first image capturing assembly; the second is got for instance the subassembly and is included fifth mounting panel and second camera, the fifth mounting panel is located on the third mounting bracket, the second camera is located on the fifth mounting panel.
6. The automatic defect detecting device for the liquid crystal display panel according to claim 1, wherein: the device also comprises a positioning component;
the third transfer mechanism comprises a third longitudinal moving assembly, a third vertical moving assembly and a third grabbing assembly, the third longitudinal moving assembly is used for driving the third vertical moving assembly to move along the longitudinal direction of the base, the third vertical moving assembly is used for driving the third grabbing assembly to move along the vertical direction of the base, and the third grabbing assembly is used for grabbing the liquid crystal screen on the second transfer table;
the fourth transfer mechanism comprises a fourth transfer table and a fourth transverse moving assembly, the fourth transfer table is used for placing a liquid crystal screen, and the fourth transverse moving assembly is used for driving the fourth transfer table to move along the transverse direction of the base;
the positioning assembly is arranged right above the fourth transfer mechanism and used for positioning the labeling position of the liquid crystal screen on the fourth transfer table;
the labeling mechanism is arranged on the side edge of the fourth transfer mechanism and comprises a mounting seat, an unreeling device, a label peeling plate and a reeling device, the unreeling device, the label peeling plate and the reeling device are arranged on the mounting seat, the label peeling plate is used for separating labels and base paper of a label tape unreeled by the unreeling device, and the reeling device is used for reeling the base paper;
the fifth transfer mechanism is used for picking up the label on the label stripping plate and transferring the label to the labeling position of the liquid crystal screen on the fourth transfer table for labeling.
7. The automatic defect detecting device for the liquid crystal display panel according to claim 6, wherein: the third longitudinal moving assembly comprises a third support, a third linear module and a third sliding table, the third support is arranged on the base, the third linear module is arranged on the third support and used for driving the third sliding table to longitudinally move, the third longitudinal moving assembly comprises a seventh mounting plate, a third cylinder and an eighth mounting plate, the seventh mounting plate is arranged on the third sliding table, the third cylinder is arranged on the seventh mounting plate, the eighth mounting plate is fixedly arranged on a piston rod of the third cylinder, the third grabbing assembly comprises a third sucker and a plurality of third sucker rods arranged on the third sucker, and the third sucker is arranged on the eighth mounting plate;
the fourth transverse moving assembly comprises a fourth linear module and a fourth sliding table, the fourth linear module is arranged on the base and used for driving the fourth sliding table to transversely move, and the fourth moving table is arranged on the fourth sliding table;
the positioning assembly adopts a positioning camera and is used for acquiring an image of the labeling position of the liquid crystal screen on the fourth transfer table;
the fifth transfer mechanism comprises a fifth longitudinal moving assembly, a fifth vertical moving assembly and a fifth grabbing assembly, the fifth longitudinal moving assembly is used for driving the fifth vertical moving assembly to move along the longitudinal direction of the base, the fifth vertical moving assembly is used for driving the fifth grabbing assembly to move along the vertical direction of the base, and the fifth grabbing assembly is used for picking up the label on the label stripping plate.
8. The automatic defect detecting device for the liquid crystal display panel according to claim 7, wherein: the fifth vertical movement component comprises a fifth support, a fifth linear module and a fifth sliding table, the fifth support is arranged on the base, the fifth linear module is arranged on the fifth support and is used for driving the fifth sliding table to move vertically, the fifth vertical movement component comprises a ninth mounting plate, a fifth motor, a lead screw and a lead screw pair, the ninth mounting plate is arranged on the fifth sliding table, the fifth motor and the lead screw are arranged on the ninth mounting plate, the lead screw is connected with the crankshaft of the fifth motor, the lead screw pair is matched with the lead screw, the fifth grabbing component comprises a tenth mounting plate and a suction nozzle, the tenth mounting plate is fixedly arranged on the lead screw pair, and the suction nozzle is arranged on the tenth mounting plate.
9. The automatic defect detecting apparatus for liquid crystal panel according to any one of claims 1 to 8, wherein: the front end and the tail end of the machine base are respectively provided with a feeding mechanism and a discharging mechanism; the feeding mechanism comprises a feeding conveying line, a first positioning piece and a second positioning piece, the feeding conveying line is arranged on the base, and the first positioning piece and the second positioning piece are respectively arranged on two adjacent side edges of the feeding conveying line and used for positioning a liquid crystal screen to be detected in the feeding conveying line so that the first transfer mechanism can grasp the liquid crystal screen to be detected;
the blanking mechanism comprises a sixth transfer mechanism and a blanking conveying line, the sixth transfer mechanism is used for transferring the liquid crystal screen on the fourth transfer table to the blanking conveying line, the sixth transfer mechanism comprises a sixth transverse moving component, a sixth longitudinal moving component, a sixth vertical moving component and a sixth grabbing component, the sixth transverse moving component is used for driving the sixth longitudinal moving component to move along the transverse direction of the base, the sixth longitudinal moving component is used for driving the sixth vertical moving component to move along the longitudinal direction of the base, the sixth vertical moving component is used for driving the sixth grabbing component to move along the vertical direction of the base, and the sixth grabbing component is used for grabbing the liquid crystal screen on the fourth transfer table.
10. The automatic defect detecting apparatus for liquid crystal panel according to any one of claims 1 to 8, wherein: the first positioning piece is arranged on the side edge of the feeding conveying line and is perpendicular to the conveying direction of the feeding conveying line, the first positioning piece comprises a first positioning cylinder and a first push plate, the first push plate is connected with a piston rod of the first positioning cylinder, the second positioning piece is arranged at the tail end of the feeding conveying line in the conveying direction and comprises a second positioning cylinder and a second push plate, and the second push plate is connected with a piston rod of the second positioning cylinder;
the sixth transverse moving component comprises a sixth support, a sixth linear module and a sixth sliding table, the sixth support is arranged on the base, the sixth linear module is arranged on the sixth support and is used for driving the sixth sliding table to transversely move, the sixth longitudinal moving component comprises a seventh support, a seventh linear module and a seventh sliding table, the seventh support is arranged on the sixth sliding table, the seventh linear module is arranged on the seventh support and is used for driving the seventh sliding table to longitudinally move, the sixth vertical moving component comprises an eleventh mounting plate, a sixth air cylinder and a twelfth mounting plate, the eleventh mounting plate is arranged on the seventh sliding table, the sixth air cylinder is arranged on the eleventh mounting plate, the twelfth mounting plate is fixedly arranged on a piston rod of the sixth air cylinder, the sixth grabbing component comprises a sixth suction cup and a plurality of sixth suction rods arranged on the sixth suction cup, and the sixth sucking disc is arranged on the twelfth mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010759272.5A CN111879787A (en) | 2020-07-31 | 2020-07-31 | Automatic liquid crystal display defect detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010759272.5A CN111879787A (en) | 2020-07-31 | 2020-07-31 | Automatic liquid crystal display defect detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111879787A true CN111879787A (en) | 2020-11-03 |
Family
ID=73204875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010759272.5A Pending CN111879787A (en) | 2020-07-31 | 2020-07-31 | Automatic liquid crystal display defect detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111879787A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985288A (en) * | 2022-05-30 | 2022-09-02 | 厦门福信光电集成有限公司 | Intelligent discharging equipment for detecting surface defects of wafers |
| CN115507771A (en) * | 2022-10-21 | 2022-12-23 | 重庆博硕自动化设备有限公司 | Novel liquid crystal display curvature detection device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07209207A (en) * | 1994-01-21 | 1995-08-11 | Japan Tobacco Inc | Defect inspection apparatus for endless sheet |
| KR20140101066A (en) * | 2013-02-07 | 2014-08-19 | 세광테크 주식회사 | Apparatus for Auto Testing Trace of Pannel |
| CN208264771U (en) * | 2018-06-04 | 2018-12-21 | 厦门力巨自动化科技有限公司 | High-precision vision allocation labeling machine |
| CN110596002A (en) * | 2019-09-17 | 2019-12-20 | 北京兆维电子(集团)有限责任公司 | Auxiliary detection device for front and back of display screen |
| CN110823925A (en) * | 2019-10-28 | 2020-02-21 | 深圳市久久犇自动化设备股份有限公司 | Automatic production line and production method of OLED/LCD display screen |
| CN110908156A (en) * | 2019-12-24 | 2020-03-24 | 厦门福信光电集成有限公司 | Automatic detection equipment for liquid crystal display line AOI |
| CN212845087U (en) * | 2020-07-31 | 2021-03-30 | 厦门福信光电集成有限公司 | Automatic liquid crystal display defect detection equipment |
-
2020
- 2020-07-31 CN CN202010759272.5A patent/CN111879787A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07209207A (en) * | 1994-01-21 | 1995-08-11 | Japan Tobacco Inc | Defect inspection apparatus for endless sheet |
| KR20140101066A (en) * | 2013-02-07 | 2014-08-19 | 세광테크 주식회사 | Apparatus for Auto Testing Trace of Pannel |
| CN208264771U (en) * | 2018-06-04 | 2018-12-21 | 厦门力巨自动化科技有限公司 | High-precision vision allocation labeling machine |
| CN110596002A (en) * | 2019-09-17 | 2019-12-20 | 北京兆维电子(集团)有限责任公司 | Auxiliary detection device for front and back of display screen |
| CN110823925A (en) * | 2019-10-28 | 2020-02-21 | 深圳市久久犇自动化设备股份有限公司 | Automatic production line and production method of OLED/LCD display screen |
| CN110908156A (en) * | 2019-12-24 | 2020-03-24 | 厦门福信光电集成有限公司 | Automatic detection equipment for liquid crystal display line AOI |
| CN212845087U (en) * | 2020-07-31 | 2021-03-30 | 厦门福信光电集成有限公司 | Automatic liquid crystal display defect detection equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985288A (en) * | 2022-05-30 | 2022-09-02 | 厦门福信光电集成有限公司 | Intelligent discharging equipment for detecting surface defects of wafers |
| CN115507771A (en) * | 2022-10-21 | 2022-12-23 | 重庆博硕自动化设备有限公司 | Novel liquid crystal display curvature detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108689111B (en) | Automatic feeding equipment for power adapter test | |
| CN103496461A (en) | Automatic laminator | |
| CN212845087U (en) | Automatic liquid crystal display defect detection equipment | |
| CN109484732B (en) | Full-automatic battery labeling equipment | |
| CN111879787A (en) | Automatic liquid crystal display defect detection equipment | |
| CN211014913U (en) | Liquid crystal display panel detection device | |
| CN208603251U (en) | Automatic charging equipment is used in a kind of test of power supply adaptor | |
| CN109592157B (en) | Mounting equipment | |
| CN107364719A (en) | A kind of sheet glass feeding and conveying device | |
| CN115980072A (en) | Multi-station five-degree-of-freedom automatic detection device | |
| CN115108313A (en) | Coating feeding and discharging machine and coating feeding and discharging method | |
| CN111762488A (en) | Full-automatic X-RAY material-dispensing system | |
| CN114700830A (en) | Take glass edging beveler of automated inspection | |
| CN211109742U (en) | Blood type card label lamp is examined and is held in palm all-in-one with dress | |
| CN219996917U (en) | System for full-automatic detection FPC | |
| CN212149605U (en) | Automatic change labeller | |
| CN116300166A (en) | Multi-station detection mechanism and detection device for LCD screen | |
| CN110683148A (en) | Electronic tray labeling machine | |
| CN212767272U (en) | Liquid crystal display pastes mark device based on visual detection | |
| CN215730800U (en) | Front-measuring two-in-one burning machine | |
| CN212576888U (en) | High-speed cover plate glass defect visual inspection equipment | |
| CN210015056U (en) | Device for detecting substrate | |
| CN209946036U (en) | Full-automatic LCD lighting inspection machine | |
| CN213949842U (en) | Carrying device of lens MTF automatic detection sorting equipment | |
| CN112109997B (en) | Machine vision-based intelligent PCB labeling mechanism robot and labeling method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |