CN222817379U - Quality detection device of touch display screen - Google Patents
Quality detection device of touch display screen Download PDFInfo
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- CN222817379U CN222817379U CN202421473819.5U CN202421473819U CN222817379U CN 222817379 U CN222817379 U CN 222817379U CN 202421473819 U CN202421473819 U CN 202421473819U CN 222817379 U CN222817379 U CN 222817379U
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Abstract
本实用新型涉及FOB绑定机技术领域，公开一种触摸显示屏的质量检测装置。装置包括：入料传送带、上料机构、视觉检测机构、下料机构和出料传送机构。通过上料机构和下料机构的结构，以满足不同尺寸的待测显示面板进行取放，通过视觉检测机构，对不同尺寸的待测显示面板上的热压绑定区域进行质量检测，得到检测结果，通过下料机构根据检测结果，将对应的待测显示面板移至出料传送机构上，以实现不同尺寸和不同质量的待测显示面板进行分拣，有效提高了对FOB质量检测的精度与效率，保证生产成品率，减少用工成本，降低了TFT面板进行FOB绑定后的不良率，减少了返修作业人员的工作量。
The utility model relates to the technical field of FOB binding machines, and discloses a quality inspection device for a touch display screen. The device includes: a feeding conveyor belt, a loading mechanism, a visual inspection mechanism, a unloading mechanism, and an unloading conveyor mechanism. Through the structure of the loading mechanism and the unloading mechanism, the display panels to be tested of different sizes can be picked up and placed. Through the visual inspection mechanism, the quality of the hot pressing binding area on the display panels to be tested of different sizes is inspected to obtain the inspection results. Through the unloading mechanism, according to the inspection results, the corresponding display panels to be tested are moved to the unloading conveyor mechanism to realize the sorting of the display panels to be tested of different sizes and different qualities, which effectively improves the accuracy and efficiency of FOB quality inspection, ensures the production yield, reduces labor costs, reduces the defective rate of TFT panels after FOB binding, and reduces the workload of rework workers.
Description
Technical Field
The utility model relates to the field of FOB binding machines, in particular to a quality detection device of a touch display screen.
Background
The PCB, called a printed circuit board, commonly called a "hard board" is often used as a support for electronic components and is a carrier for electrical connection of the electronic components. The Chinese name of FPC is flexible circuit board, also known as flexible circuit board, commonly known as "soft board". The FOB (FPC on Board) hot pressing technology is to bind the PCB and the FPC by a full-automatic hot pressing binding machine or bind the PCB to a TFT panel which is pre-bound with the FPC, and is often used as an indispensable key link in the production process of a liquid crystal display module in a touch display screen.
In the prior art, most FOB binding machines are semi-automatic, need the manual work to detect its laminating precision or surface defect and consume a large amount of operating time, and the rate of accuracy of manual detection receives the influence of multiple factor easily, and the product reject ratio is higher, simultaneously, the binding machine still need be through manual adjustment mechanism in order to adapt to the size of TFT panel to realize detecting. Namely, the existing semi-automatic FOB binding equipment is difficult to realize quality detection of the FOB on the surface of the TFT panel, and automatic detection of TFT panels with different sizes is difficult.
Disclosure of utility model
The utility model aims to provide a quality detection device of a touch display screen, which solves one or more technical problems in the prior art and at least provides a beneficial selection or creation condition.
In order to solve the above problems, in some embodiments of the present utility model, there is provided a quality detection apparatus for a touch display screen, including:
The output end of the discharging and conveying mechanism extends along the first direction;
The output end of the feeding conveyor belt is connected with the input end of the discharging conveyor mechanism, and the feeding conveyor belt is provided with an in-place detector;
The visual detection mechanism is arranged along the first direction, a region to be detected is arranged on the visual detection mechanism, and the visual detection mechanism is used for detecting the quality of the hot press binding region of the display panel to be detected to obtain a detection result;
The feeding mechanism is arranged along the second direction and is positioned above the feeding conveyor belt, and the feeding mechanism is respectively in communication connection with the in-place detector and the visual detection mechanism and is used for moving a display panel to be detected at the feeding conveyor belt to a region to be detected;
the blanking mechanism is arranged along the second direction and is positioned above the discharging conveying mechanism, the blanking mechanism is in communication connection with the visual detection mechanism, and the blanking mechanism is used for moving the display panel to be detected at the region to be detected onto the discharging conveying mechanism according to the detection result;
wherein the second direction is horizontally perpendicular to the first direction.
Further, feed mechanism includes:
A mounting plate;
the first sucker support is connected with one end of the bottom plate of the mounting plate, is arranged along a first direction and is used for sucking a display panel to be detected;
the second sucker support is connected with the other end of the bottom plate of the mounting plate, the first sucker support is arranged along the first direction, and the second sucker support is used for sucking the display panel to be tested;
The second sucker support is externally connected with a third sucker support and a fourth sucker support, the third sucker support and the fourth sucker support are all arranged along the second direction, and the third sucker support and the fourth sucker support can absorb binding pins of the display panel to be tested.
Further, the quality detection device of the touch display screen further comprises a gesture detection mechanism;
The gesture detection mechanism is located the below of feed mechanism, gesture detection mechanism and feed mechanism communication connection, and gesture detection mechanism sets up along the second direction, gesture detection mechanism is used for detecting feed mechanism's current gesture, so that feed mechanism adjusts current gesture.
Further, feed mechanism still includes:
the rotating support arm is movably connected with the top plate of the mounting plate and can rotate the first sucker support and the second sucker support through the mounting plate so as to drive the third sucker support and the fourth sucker support to rotate;
The first driving assembly is connected with the rotating support arm and is arranged along the second direction, and the first driving assembly is used for driving the rotating support arm to move along the second direction and the third direction;
The third direction is vertical to the first direction, and the structure of the feeding mechanism is the same as that of the discharging mechanism.
Further, the visual inspection mechanism includes:
a visual detection component;
The object carrying platform is provided with the area to be tested;
The second driving assembly is arranged along the first direction and connected with the bottom of the carrying platform, and the second driving assembly is used for driving the carrying platform to move along the first direction;
The third driving assembly is located above the second driving assembly, the third driving assembly is arranged in the first direction, the third driving assembly is connected with the visual detection assembly, and the third driving assembly is used for driving the visual detection assembly to move in the third direction.
Further, the discharging and conveying mechanism comprises a qualified panel conveying belt and an abnormal panel conveying belt which is arranged side by side with the qualified panel conveying belt.
Further, the posture detection mechanism includes:
The alignment camera shooting assembly is used for collecting a current image of the feeding mechanism so as to detect the current gesture;
The camera mounting seat is used for fixing the alignment shooting assembly;
The fourth driving assembly is used for driving the camera mounting seat to move along a second direction;
the light source assembly is arranged at the lens socket of the alignment camera assembly.
Further, the rotating arm includes:
The fixed support plate is connected with the first driving component;
The fixed rib plate is connected with the first driving assembly and is arranged on the fixed support plate;
The servo motor is fixed on the upper surface of the fixed support plate;
The rotating shaft support is arranged on the lower surface of the fixed support plate and connected with the mounting plate, and a rotating induction piece is arranged on the surface of the rotating shaft support;
the top of the coupler is connected with the servo motor, and the bottom of the coupler penetrates through the fixed support plate to be connected with the rotating shaft support.
Further, the visual detection assembly comprises a code scanning camera, a detection camera, a point light source and an annular light source.
Further, the gesture detection mechanism further comprises limiting components, and the limiting components are arranged at two ends of the fourth driving component.
The utility model has the beneficial effects that the structure of the feeding mechanism and the blanking mechanism is adopted to meet the requirements of taking and placing the display panels to be tested with different sizes, the visual detection mechanism is adopted to carry out quality detection on the hot press binding areas on the display panels to be tested with different sizes to obtain detection results, and the blanking mechanism is adopted to move the corresponding display panels to be tested to the discharging conveying mechanism according to the detection results, so that the sorting of the display panels to be tested with different sizes and different qualities is realized, the accuracy and the efficiency of FOB quality detection are effectively improved, the production yield is ensured, the labor cost is reduced, the reject ratio of TFT panels after FOB binding is reduced, and the workload of repair operators is reduced. In addition, through setting up ejection of compact transport mechanism, pan feeding conveyer belt, visual detection mechanism, feed mechanism and unloading mechanism along different directions to save the installation space of detection device in the FOB binding machine, realize detection device's miniaturized setting and improve detection device's degree of automation.
Drawings
Fig. 1 is a schematic structural diagram of a quality detection device of a touch display screen according to an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a feeding conveyor belt of a quality detection device of a touch display screen according to an embodiment of the present utility model;
Fig. 3 is a schematic front view illustrating a structure of a feeding mechanism of a quality detection device of a touch display screen according to an embodiment of the present utility model;
fig. 4 is a schematic side view of a structure of a feeding mechanism of a quality detection device of a touch display screen according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a visual inspection mechanism of a quality inspection device for a touch display screen according to an embodiment of the present utility model;
Fig. 6 is a schematic structural diagram of an attitude detection mechanism of a quality detection apparatus for a touch display screen according to an embodiment of the present utility model.
Reference numeral 100, a feeding conveyor belt, 110, an in-place detector, 120, a baffle wheel fixing plate, 130, a mounting seat, 140 and a feeding stop block;
200. The feeding mechanism comprises a feeding mechanism, 210, a fixing assembly, 220, a mounting plate, 230, a first sucker support, 240, a second sucker support, 250, a third sucker support, 260, a fourth sucker support, 270, a rotating support arm, 271, a servo motor, 272, a fixed support plate, 273, a fixed rib plate, 274, a coupler, 275, a rotating shaft support, 276, a rotating induction plate, 280, a first driving assembly, 281, a first driving motor, 282, a driving fixing frame, 283, a driving bottom plate, 284, a belt wheel component, 285, a synchronous belt, 286, a first sliding component, 287, a cylinder sliding table, 288, a cylinder connecting plate, 289, a vacuum shunt seat, 290 and a first limit switch;
300. The device comprises a visual detection mechanism, 310, a visual detection assembly, 311, a code scanning camera, 312, a detection camera, 313, a point light source, 314, an annular light source, 320, a carrying platform, 330, a second driving assembly, 331, a second sliding part, 332, a second driving motor, 333, a second limit switch, 340, a third driving assembly, 341, a fixed cross rod, 342, a driving fixing plate, 343, a third sliding part, 344, a third driving motor, 345, a camera mounting frame, 346 and a light source mounting frame;
400. the device comprises a blanking mechanism, 500, a discharging conveying mechanism, 600, a gesture detection mechanism, 610, an alignment camera shooting assembly, 620, a camera mounting seat, 630, a fourth driving assembly, 640 and a limiting assembly.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the present utility model will be further described with reference to the embodiments and the accompanying drawings.
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.
Referring to fig. 1 and 2, in an embodiment of the first aspect of the present utility model, a quality inspection apparatus for a touch display screen includes a feeding conveyor 100, a feeding mechanism 200, a visual inspection mechanism 300, a discharging mechanism 400, and a discharging conveyor 500.
The output end of the discharging conveyor 500 extends along the first direction, the feeding conveyor 100 is arranged along the first direction, the input end of the feeding conveyor 100 is connected with the output end of the discharging conveyor of the previous process, and the output end of the feeding conveyor 100 is connected with the discharging conveyor 500. The feeding conveyor 100 is used for conveying a display panel to be tested.
The end of the feeding conveyor belt 100 is provided with an in-place detector 110, the in-place detector 110 is positioned at the end of the feeding conveyor belt 100, the in-place detector 110 is in communication connection with the feeding mechanism 200, and the in-place detector 110 is used for detecting a display panel to be detected.
In an embodiment, when the display panel to be tested moves along with the feeding conveyor 100 and reaches the end of the feeding conveyor 100, the in-place detector 110 can detect the display panel to be tested, and determine that the display panel to be tested reaches the specified position, the in-place detector 110 outputs an in-place signal to the feeding mechanism 200, and the feeding conveyor 100 stops running for a set period of time, so that the feeding mechanism 200 takes materials.
The feeding mechanism 200 is installed along the second direction, and the feeding mechanism 200 is located above the feeding conveyor 100. The feeding mechanism 200 sucks the display panel to be tested on the feeding conveyor belt 100, moves the display panel to be tested, and lowers the display panel to be tested to the area to be tested of the visual detection mechanism 300.
In an embodiment, the feeding mechanism 200 receives the bit signal, obtains the size of the display panel to be tested, and determines the first moving distance of the feeding mechanism 200 along the second direction according to the size, so as to achieve the purpose of taking materials from the display panels to be tested with different sizes.
The size of the display panel to be measured may be obtained from the previous process, or may be input in advance, and the first movement distance determination may also take into account the mechanism length parameter of the feeding mechanism 200.
The visual detection mechanism 300 is installed along the first direction, the visual detection mechanism 300 is located between the feeding mechanism 200 and the discharging mechanism 400, the visual detection mechanism 300 is in communication connection with the feeding mechanism 200, a region to be detected is arranged on the visual detection mechanism 300, and the visual detection mechanism 300 detects the quality of a hot press binding region (FOB region) on the surface of the display panel to be detected on the region to be detected, so that a detection result is obtained.
In an embodiment, after the feeding mechanism 200 lowers the display panel to be tested, the feeding mechanism 200 sends a discharging completion signal to the visual detection mechanism 300, and the visual detection mechanism 300 receives the discharging completion signal to perform quality detection on a hot press binding area (FOB area) on the surface of the display panel to be tested on the area to be tested, so as to obtain a detection result.
The blanking mechanism 400 is installed along the second direction, and the blanking mechanism 400 is located above the discharging and conveying mechanism 500. The blanking mechanism 400 is in communication connection with the visual detection mechanism 300, and the blanking mechanism 400 absorbs the display panel to be detected on the area to be detected of the visual detection mechanism 300 according to the detection result, moves the display panel to be detected, and lowers the display panel to be detected to the discharging conveying mechanism 500.
In an embodiment, after the detection by the visual detection mechanism 300 is completed, the detection result is sent to the blanking mechanism 400, the blanking mechanism 400 receives the detection result, the size of the display panel to be detected is obtained, and according to the size, the second moving distance of the blanking mechanism 400 along the second direction is determined, and the display panel to be detected at the area to be detected is sucked, so as to realize taking materials of display panels to be detected with different sizes. Wherein, the second moving distance determination can also consider the mechanism length parameter of the blanking mechanism 400
The blanking mechanism 400 determines a blanking moving distance according to the detection result, and the sucked display panels to be detected are lowered to the corresponding conveyor belts in the discharging conveying mechanism 500 through the blanking moving distance so as to sort the display panels to be detected with different qualities.
In the present utility model, the display panel to be tested may be a TFT (liquid crystal) panel. The second direction is perpendicular to the first direction on the horizontal plane, and the third direction is perpendicular to the first direction on the vertical plane, so in the following embodiments, the first direction, the second direction and the third direction are not repeated. In a three-dimensional rectangular coordinate system, the first direction may be regarded as the X-axis, the second direction may be regarded as the Y-axis, and the third direction may be regarded as the Z-axis.
Through feed mechanism 200 and unloading mechanism 400 to get to the not unidimensional display panel that awaits measuring put, through visual detection mechanism 300, carry out quality testing to the hot pressing binding region on the display panel that awaits measuring, obtain the testing result, move the corresponding display panel that awaits measuring to ejection of compact transport mechanism 500 through unloading mechanism 400 according to the testing result, sort with the display panel that awaits measuring that realizes different sizes and different qualities, effectively improved precision and efficiency to FOB quality testing, guaranteed the production yield, reduce the labor cost. In addition, through setting up ejection of compact transport mechanism 500, pan feeding conveyer belt 100, visual detection mechanism 300, feed mechanism 200 and unloading mechanism 400 along different directions to save the installation space of detection device in the FOB binding machine, realize detection device miniaturization and set up and improve detection device's degree of automation.
Referring to fig. 1 and 2, in the embodiment of the first aspect of the present utility model, a baffle wheel fixing plate 120, a mounting seat 130 and a feed stopper 140 are further provided on the feed conveyor 100.
The end 100 of the feeding conveyor belt is provided with a baffle wheel fixing plate 120, a mounting seat 130, a feeding stop block 140 and an in-place detector 110. The baffle wheel fixing plate 120 is disposed at the end of the feeding conveyor 100 along the second direction, and the mounting base 130 and the feeding stopper 140 are both fixed to a surface of one side of the baffle wheel fixing plate 120 along the first direction, and the mounting base 130 is fixed to the in-place detector 110. The length of the incoming material stop block 140 is greater than that of the mounting seat 130, and the incoming material stop block 140 with a certain length can stabilize the display panel to be tested, so that the feeding mechanism 200 can absorb the incoming material conveniently.
The in-place detector 110 can detect a display panel to be detected on the feeding conveyor 100, and the in-place detector 110 may be an optical fiber sensor, an ultrasonic sensor or a pressure sensor, and in this embodiment, the type of the in-place detector 110 is not specifically limited.
In this embodiment, the in-place detector 110, the feeding block 140 and the feeding conveyor belt 100 are mutually matched, so that when the display panel to be tested reaches the designated panel, the feeding conveyor belt 100 stops running within the set time period, the display panel to be tested is stabilized, and the feeding mechanism 200 is convenient to absorb the display panel to be tested.
Referring to fig. 1 to 4, in the embodiment of the first aspect of the present utility model, the loading mechanism 200 includes a fixing assembly 210, a mounting plate 220, a first suction cup bracket 230, a second suction cup bracket 240, a rotation arm 270, a first driving assembly 280, and a first limit switch 290.
The fixing component 210 is fixed with a first driving component 280, the first driving component 280 is connected with a rotating support arm 270, and the rotating support arm 270 is movably connected with the top plate of the mounting plate 220.
One end of the top plate of the mounting plate 220 is connected with the first sucker support 230, the other end of the top plate of the mounting plate 220 is electrically connected with the second sucker support 240, the first sucker support 230 and the second sucker support 240 are all arranged in the first direction and are parallel to each other, and the first sucker support 230 and the second sucker support 240 can absorb the display panel to be detected.
Four transverse grooves are formed in the surface of the second sucker support 240, the two transverse grooves located on the outer side are fixedly connected with a third sucker support 250 and a fourth sucker support 260 in an external mode, the third sucker support 250 is located at one end of the second sucker support 240, and the fourth sucker support 260 is located at the other end of the second sucker support 240. The third chuck support 250 and the fourth chuck support 260 are all disposed along the second direction and parallel to each other, and can adsorb binding pins (FOB pins) on the surface of the display panel to be tested.
In an embodiment, when the size of the display panel to be tested is 150mm x 100mm x 0.5mm, the size of the display panel to be tested is smaller, the second bracket is called to absorb the display panel to be tested, the third suction cup bracket 250 and the fourth suction cup bracket 260 absorb the binding pins of the display panel to be tested, when the size of the display panel to be tested is larger, the first suction cup bracket 230 and the second suction cup bracket 240 are called to absorb the display panel to be tested, and the third suction cup bracket 250 and the fourth suction cup bracket 260 absorb the binding pins of the display panel to be tested, so as to realize the absorption movement of the TFT panel with multiple sizes. The size range of the display panel to be measured that the feeding mechanism 200 can pick and place is 150mm x 100mm x 0.5mm to 400mm x 300mm x 2mm.
The I-shaped multi-sucker structure is formed by the mounting plate 220, the first sucker support 230, the second sucker support 240, the third sucker support 250 and the fourth sucker support 260, and the taking, placing and sorting of the display panels to be tested with different sizes and the surface binding pins of the display panels are realized by the I-shaped multi-sucker structure.
The rotation arm 270 is used to rotate the mounting plate 220, thereby rotating the first and second suction cup holders 230 and 240 to rotate the third and fourth suction cup holders 250 and 260.
The first driving assembly 280 is connected with the rotating arm 270, the first driving assembly 280 is installed along the second direction, and the first driving assembly 280 can drive the rotating arm 270 to move along the second direction and drive the rotating arm 270 to move along the third direction.
The rotating arm 270 includes a servo motor 271, a fixed support plate 272, a fixed rib 273, a coupling 274, a rotating shaft bracket 275, and a rotation sensing piece 276.
The fixed support plate 272 and the fixed rib 273 are connected with the first driving component 280, the fixed rib 273 is arranged on the fixed support plate 272, the servo motor 271 is fixed on the upper surface of the fixed support plate 272, the rotating shaft support 275 is arranged on the lower surface of the fixed support plate 272, and the surface of the rotating shaft support 275 is connected with the rotating induction piece 276.
The bottom of servo motor 271 is connected with the top of shaft coupling 274, and the bottom of shaft coupling 274 passes fixed backup pad 272 and is connected with the upper end of pivot support 275, and servo motor 271 passes through shaft coupling 274 and connects pivot support 275, and the lower extreme of pivot support 275 is connected with mounting panel 220.
The rotation angle of the servo motor 271 is controlled by rotating the sensing piece 276, the servo motor 271 drives the coupler 274 to rotate the grabbing rotary shaft, and the grabbing rotary shaft rotates the mounting plate 220, so that the I-shaped multi-sucker structure can rotate on the horizontal plane.
The first driving assembly 280 includes a first driving motor 281, a driving fixing bracket 282, a driving base plate 283, a pulley member 284, a timing belt 285, a first sliding member 286, a cylinder sliding table 287, a cylinder connecting plate 288, and a vacuum diverting seat 289.
The driving base plate 283 is fixed on the driving fixing frame 282, the first driving motor 281 is installed at one end of the driving base plate 283, the belt wheel component 284 is installed at the other end of the driving base plate 283, the synchronous belt 285 is sleeved on the first driving motor 281 and the belt wheel component 284, and the belt wheel component 284 is used for tensioning the synchronous belt 285.
The first limit switch 290 is installed on the driving bottom plate 283, the first limit switch 290 is located between the first driving motor 281 and the belt wheel component 284, the first limit switch 290 is close to the first driving motor 281, and the first limit switch 290 is used for limiting the I-shaped multi-sucker structure.
The first sliding member 286 is mounted on the driving base plate 283, the first sliding member 286 is electrically connected to the first driving motor 281, and the first sliding member 286 is connected to the fixed support plate 272.
Under the driving of the first driving motor 281, the first sliding component 286 drives the rotating arm 270 on the fixed support plate 272 to move along the first direction, so as to drive the four sucker supports to move along the first direction.
The first sliding part 286 is connected with the inboard of cylinder slip table 287, and the outside of cylinder slip table 287 is connected with cylinder connecting plate 288, and the upper end of cylinder connecting plate 288 is connected with vacuum split seat 289, and the lower extreme of cylinder connecting plate 288 is connected with fixed extension board 272. The lower end of the cylinder connecting plate 288 is also connected to the fixing rib 273. The cylinder slide 287 is electrically connected to the first driving motor 281.
Under the driving of the first driving motor 281, the cylinder sliding table 287 drives the rotating support arm 270 on the fixed support plate 272 to move along the second direction through the cylinder connecting plate 288 so as to drive the four sucker supports to move along the second direction.
The structure of the feeding mechanism 200 is identical to that of the discharging mechanism 400. The structure of the discharging mechanism 400 is not described in detail in the present utility model.
Referring to fig. 1-5, in an embodiment of the first aspect of the present utility model, the visual inspection mechanism 300 includes a visual inspection assembly 310, a carrier platform 320, a second drive assembly 330, and a third drive assembly 340.
The second driving component 330 is installed along the first direction, the second driving component 330 is connected with the bottom of the carrying platform 320, the carrying platform 320 is provided with a region to be tested, and the second driving component 330 can drive the carrying platform 320 to move along the first direction, so that the region to be tested is overlapped with the image acquisition surface of the visual detection component 310.
The third driving assembly 340 is positioned above the second driving assembly 330, the third driving assembly 340 is installed along the first direction, the third driving assembly 340 is connected with one side of the visual inspection assembly 310, and the third driving assembly 340 can drive the visual inspection assembly 310 to move along the third direction.
The second driving assembly 330 includes a second sliding member 331, a second driving motor 332, and a second limit switch 333.
The second driving motor 332 is disposed on a side of the second sliding part 331, the second driving motor 332 is electrically connected with the second sliding part 331, the second sliding part 331 is connected with the carrying platform 320, the second limit switch 333 is disposed at two ends of the second sliding part 331, and the second limit switch 333 is used for limiting the carrying platform 320. Under the driving of the second driving motor 332, the second sliding component 331 drives the carrying platform 320 to move along the first direction, so as to drive the display panel to be tested on the area to be tested to move, so that the area to be tested is overlapped with the image acquisition surface of the visual detection component 310.
The vision inspection assembly 310 includes a code scanning camera 311, an inspection camera 312, a point light source 313, and a ring light source 314.
The code scanning camera 311 is used for acquiring two-dimensional code information or bar code information of the surface of the display panel to be tested, and tracing the industrial product production process through the information.
The third driving assembly 340 includes a fixed cross bar 341, a driving fixing plate 342, a third sliding member 343, a third driving motor 344, a camera mount 345, and a light source mount 346.
The fixed rail 341 is installed in the first direction, the fixed rail 341 is positioned above the second driving assembly 330, one side of the driving fixing plate 342 is connected to the fixed rail 341, and the third sliding member 343 is fixed to the other side of the driving fixing plate 342 in the third direction.
One end of the third sliding member 343 is connected to the third driving motor 344, the third sliding member 343 is connected to the camera mount 345, the inspection camera 312 is mounted on the camera mount 345, and the point light source 313 is disposed on the inspection camera 312.
The code scanning camera 311 is located above the light source mounting frame 346, the light source mounting frame 346 is located below the camera mounting frame 345, the code scanning camera 311 and the light source mounting frame 346 are connected with the driving fixing plate 342, and the annular light source 314 is mounted on the light source mounting frame 346.
The third sliding member 343 drives the camera mount 345 to move along the third direction under the driving of the third driving motor 344, so as to adjust the position of the visual inspection assembly 310 in the vertical direction. In the solution of the foregoing embodiment, the second driving assembly 330 and the third driving assembly 340 are used to adjust the vision detecting assembly 310 and the carrying platform 320 in different directions, so as to obtain clear images of the display panel to be detected and reduce interference of other factors, thereby improving accuracy of quality detection.
Referring to fig. 1 to 6, in an embodiment of the first aspect of the present utility model, the mass detecting apparatus further includes a posture detecting mechanism 600.
The gesture detection mechanism 600 is located below the feeding mechanism 200, the gesture detection mechanism 600 is in communication connection with the feeding mechanism 200, and the gesture detection mechanism 600 is disposed along the second direction and parallel to the feeding mechanism 200.
The gesture detection mechanism 600 can detect the current gesture of the feeding mechanism 200, and according to the gesture correction algorithm, the current gesture of the feeding mechanism 200 is self-adjusted.
The gesture detection mechanism 600 includes an alignment camera assembly 610, a camera mount 620, a fourth drive assembly 630, a light source assembly, and a stop assembly 640.
The light source assembly is disposed at a lens socket of the alignment camera assembly 610, the alignment camera assembly 610 is mounted on the camera mount 620, the camera mount 620 is fixed on the fourth driving assembly 630, and the limiting assemblies 640 are disposed at two ends of the fourth driving assembly 630. The fourth driving component 630 drives the camera mount 620 to move along the second direction, so that the alignment camera component 610 acquires a current image of the feeding mechanism 200, and acquires a current gesture of the feeding mechanism 200. The limiting assembly 640 comprises a soft rubber limiting block and a third limiting switch.
Referring to fig. 1, in an embodiment of the first aspect of the present utility model, outfeed conveyor 500 includes a pass panel conveyor and an abnormal panel conveyor.
The qualified panel conveyor belt and the abnormal panel conveyor belt are arranged side by side, the qualified panel conveyor belt can transmit qualified display panels to be tested, and the abnormal panel conveyor belt can transmit abnormal display panels to be tested.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. A quality detection apparatus for a touch display screen, comprising:
The output end of the discharging and conveying mechanism extends along the first direction;
The output end of the feeding conveyor belt is connected with the input end of the discharging conveyor mechanism, and the feeding conveyor belt is provided with an in-place detector;
The visual detection mechanism is arranged along the first direction, a region to be detected is arranged on the visual detection mechanism, and the visual detection mechanism is used for detecting the quality of the hot press binding region of the display panel to be detected;
The feeding mechanism is arranged along the second direction and is positioned above the feeding conveyor belt, and the feeding mechanism is respectively in communication connection with the in-place detector and the visual detection mechanism and is used for moving a display panel to be detected at the feeding conveyor belt to a region to be detected;
The blanking mechanism is arranged along the second direction and is positioned above the discharging conveying mechanism, the blanking mechanism is in communication connection with the visual detection mechanism, and the blanking mechanism is used for moving the display panel to be detected at the region to be detected onto the discharging conveying mechanism;
wherein the second direction is horizontally perpendicular to the first direction.
2. The device for detecting the quality of a touch display screen according to claim 1, wherein the feeding mechanism comprises:
A mounting plate;
the first sucker support is connected with one end of the bottom plate of the mounting plate, is arranged along a first direction and is used for sucking a display panel to be detected;
the second sucker support is connected with the other end of the bottom plate of the mounting plate, the first sucker support is arranged along the first direction, and the second sucker support is used for sucking the display panel to be tested;
The second sucker support is externally connected with a third sucker support and a fourth sucker support, the third sucker support and the fourth sucker support are all arranged along the second direction, and the third sucker support and the fourth sucker support can absorb binding pins of the display panel to be tested.
3. The device for detecting the quality of a touch display screen according to claim 1, further comprising an attitude detecting mechanism;
The gesture detection mechanism is located the below of feed mechanism, gesture detection mechanism and feed mechanism communication connection, and gesture detection mechanism sets up along the second direction, gesture detection mechanism is used for detecting feed mechanism's current gesture, so that feed mechanism adjusts current gesture.
4. The device for detecting the quality of a touch display screen according to claim 2, wherein the feeding mechanism further comprises:
the rotating support arm is movably connected with the top plate of the mounting plate and can rotate the first sucker support and the second sucker support through the mounting plate so as to drive the third sucker support and the fourth sucker support to rotate;
The first driving assembly is connected with the rotating support arm and is arranged along the second direction, and the first driving assembly is used for driving the rotating support arm to move along the second direction and the third direction;
The third direction is vertical to the first direction, and the structure of the feeding mechanism is the same as that of the discharging mechanism.
5. The quality control apparatus for a touch display according to claim 4, the visual inspection mechanism is characterized by comprising:
a visual detection component;
The object carrying platform is provided with the area to be tested;
The second driving assembly is arranged along the first direction and connected with the bottom of the carrying platform, and the second driving assembly is used for driving the carrying platform to move along the first direction;
The third driving assembly is located above the second driving assembly, the third driving assembly is arranged in the first direction, the third driving assembly is connected with the visual detection assembly, and the third driving assembly is used for driving the visual detection assembly to move in the third direction.
6. The apparatus of claim 1, wherein the discharge conveyor comprises a qualified panel conveyor and an abnormal panel conveyor disposed side-by-side with the qualified panel conveyor.
7. A quality inspection device for a touch display screen according to claim 3, wherein said gesture inspection mechanism comprises:
The alignment camera shooting assembly is used for collecting a current image of the feeding mechanism so as to detect the current gesture;
The camera mounting seat is used for fixing the alignment shooting assembly;
The fourth driving assembly is used for driving the camera mounting seat to move along a second direction;
the light source assembly is arranged at the lens socket of the alignment camera assembly.
8. The quality control apparatus for a touch display according to claim 4, the rotary support arm is characterized by comprising:
The fixed support plate is connected with the first driving component;
The fixed rib plate is connected with the first driving assembly and is arranged on the fixed support plate;
The servo motor is fixed on the upper surface of the fixed support plate;
The rotating shaft support is arranged on the lower surface of the fixed support plate and connected with the mounting plate, and a rotating induction piece is arranged on the surface of the rotating shaft support;
the top of the coupler is connected with the servo motor, and the bottom of the coupler penetrates through the fixed support plate to be connected with the rotating shaft support.
9. The device of claim 5, wherein the visual inspection assembly comprises a code scanning camera, an inspection camera, a point light source, and a ring light source.
10. The device for detecting the quality of a touch display screen according to claim 7, wherein the gesture detection mechanism further comprises a limiting component, and the limiting component is arranged at two ends of the fourth driving component.
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| CN202421473819.5U CN222817379U (en) | 2024-06-26 | 2024-06-26 | Quality detection device of touch display screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118527374A (en) * | 2024-06-26 | 2024-08-23 | 汕头大学 | A quality inspection device and method for a touch display screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118527374A (en) * | 2024-06-26 | 2024-08-23 | 汕头大学 | A quality inspection device and method for a touch display screen |
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