CN214749857U - Appearance detection equipment and display screen detection assembly line - Google Patents

Abstract

The utility model discloses an outward appearance check out test set and display screen detect assembly line. The outward appearance check out test set is used for carrying out outward appearance to the display screen and detects, and the display screen includes the screen area and binds the district, includes: a frame; the material conveying mechanism is arranged on the rack and used for driving the display screen to move; the feeding mechanism is arranged on the rack and used for transferring the display screen to the material conveying mechanism; the first detection mechanism is arranged on one side of the material conveying mechanism and is used for detecting the screen area and the binding area; the second detection mechanism is arranged on one side of the material conveying mechanism and used for detecting the binding area; and the blanking mechanism is arranged on the rack and used for blanking the display screen which is transmitted by the material transmission mechanism and is detected by the first detection mechanism and the second detection mechanism. The utility model discloses an outward appearance check out test set can promote the detection efficiency of electronic product's display screen.

Description

Appearance detection equipment and display screen detection assembly line

Technical Field

The utility model relates to a display screen detects technical field, especially relates to an outward appearance check out test set and display screen detect assembly line.

Background

Electronic products such as televisions, computers, mobile phones and other equipment are all provided with display screens, the display screens comprise screen areas used for displaying and binding areas bound with circuit boards, usually, after the screen areas are assembled, pins of the screen areas are bound with bonding pads on the circuit boards, and finally, a protective film is attached to the whole display screen for protection.

Because the production and the assembly of the display screen need a long process and need manual operation, the display screen may have a condition that the quality does not meet the standard in the production process, for example, the screen has scratches or is bound unqualifiedly, and the like, and therefore the display screen needs to be subjected to appearance detection before leaving the factory to perform appearance detection on the screen area and the bound area. However, in the related art, the inspection efficiency is low and the inspection yield is low because the inspection is performed manually in steps.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an outward appearance check out test set can promote the detection efficiency of display screen.

The utility model discloses still provide a display screen detection assembly line that has above-mentioned outward appearance check out test set.

According to the utility model discloses an outward appearance check out test set of first aspect embodiment for carry out outward appearance to the display screen and detect, the display screen includes the screen district and binds the district, include: a frame; the material conveying mechanism is arranged on the rack and used for driving the display screen to move; the feeding mechanism is arranged on the rack and used for transferring the display screen to the material conveying mechanism; the first detection mechanism is arranged on one side of the material conveying mechanism and is used for detecting the screen area and the binding area; the second detection mechanism is arranged on one side of the material conveying mechanism and used for detecting the binding area; and the blanking mechanism is arranged on the rack and used for blanking the display screen which is transmitted by the material transmitting mechanism and detected by the first detection mechanism and the second detection mechanism.

According to the utility model discloses outward appearance check out test set has following beneficial effect at least: carry out the material loading to passing the material mechanism through feed mechanism, pass the material mechanism and drive the display screen and rotate to carry out the defect detection through first detection mechanism and second detection mechanism, detect and carry out the unloading through unloading mechanism again after accomplishing, thereby realize the automation to the detection of display screen, detection efficiency is high, and do not adopt artifical visual inspection, can promote the accuracy that detects.

According to some embodiments of the utility model, pass the material mechanism and include the driving piece and rotate the piece, it is circular to rotate the piece, the feed mechanism first detection mechanism the second detection mechanism and the unloading mechanism encircle in it sets up to rotate the piece.

According to some embodiments of the utility model, camera and 3D camera are swept to first detection mechanism includes first transverse driving module, first support frame, line, first support frame is located on the first transverse driving module, the line sweep the camera with the 3D camera is located on the first support frame, the line sweep the camera be used for right the screen area detects, the 3D camera is used for right the screen area with it detects to bind the district.

According to the utility model discloses a some embodiments, second detection mechanism includes second transverse driving module, second support frame and area array camera, the second support frame locate on the second transverse driving module, area array camera locates on the second support frame, area array camera is used for right it detects to bind the district.

According to the utility model discloses a some embodiments, the relative both sides of feed mechanism all are equipped with pass the material mechanism first detection mechanism second detection mechanism and unloading mechanism, pass the material mechanism and be used for to relative both sides pass the material mechanism and carry out the material loading.

According to some embodiments of the utility model, unloading mechanism includes third transverse drive module, vertical module and tongs, the third transverse drive module with the frame is connected, vertical module connect in on the third transverse drive module, vertical module connect in on the vertical module.

According to some embodiments of the utility model, be equipped with positioning mechanism on the vertical module, positioning mechanism is used for detecting biography material mechanism transmits and comes the position of display screen.

According to the utility model discloses a some embodiments, the separator has been placed in the frame, outward appearance check out test set still includes feeding agencies, feeding agencies locates one side of unloading mechanism is used for snatching the separator stacks gradually in order to accept in proper order unloading mechanism conveys the qualified display screen that comes.

According to the utility model discloses a some embodiments still include climbing mechanism for the jacking is range upon range of the separator, climbing mechanism includes interconnect's driving piece and driving medium, the driving piece is used for the drive the driving medium rotates, the driving medium is used for the drive the separator goes up and down.

According to the utility model discloses a display screen detection assembly line of second aspect embodiment, including the aforesaid outward appearance check out test set.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic structural diagram of an appearance inspection apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the appearance inspection apparatus of FIG. 1 from a viewing angle after the housing is hidden;

FIG. 3 is an enlarged schematic view at I of FIG. 2;

fig. 4 is a schematic structural diagram of another view angle after the appearance inspection device in fig. 1 hides the housing;

FIG. 5 is a schematic diagram of a further perspective view of the appearance inspection apparatus shown in FIG. 1 after the housing is hidden;

fig. 6 is a schematic structural diagram of a display screen.

Reference numerals:

the appearance inspection device 100;

a frame 110, a shell 111 and a storage bin 112;

a material conveying mechanism 120, a rotating member 121 and a positioning carrier 122;

a feeding mechanism 130 and a first positioning mechanism 131;

a first detection mechanism 140, a first transverse driving module 141, a first support frame 142, a line scan camera 143, and a 3D camera 144;

a second detection mechanism 150, a second transverse driving module 151, a second support frame 152 and an area-array camera 153;

the blanking mechanism 160, a third transverse driving module 161, a longitudinal module 162, a vertical module 163, a gripper 164 and a second positioning mechanism 165;

a feed line 170;

a material taking mechanism 180;

a transmission line 190;

a display screen 200;

a screen area 210;

a binding region 220;

a separator 300;

the jacking mechanism 400, the driving motor 410 and the screw rod 420.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1 to 6, in order to provide an appearance inspection apparatus 100 for performing appearance inspection on a display screen 200 according to an embodiment of the present invention, the display screen 200 includes a screen area 210 and a binding area 220, wherein the screen area 210 is an area for displaying, and the binding area 220 is an area where a lead of the display area and a circuit board are bound, and the structure of the display screen 200 refers to fig. 6. The appearance inspection apparatus 100 includes a frame 110, a feeding mechanism 120, a loading mechanism 130, a first inspection mechanism 140, a second inspection mechanism 150, and a discharging mechanism 160.

Referring to fig. 1 and fig. 2, a rack 110 is used as a bearing base for bearing various components and various electronic components; the material conveying mechanism 120 is arranged on the frame 110 and used for driving the display screen 200 to move; the feeding mechanism 130 is arranged on the rack 110 and used for transferring the display screen 200 to the material conveying mechanism 120; the first detection mechanism 140 is disposed at one side of the material conveying mechanism 120, and is configured to detect conditions, such as scratches, damages, warps, and the like, of the screen area 210 and the binding area 220; the second detecting mechanism 150 is disposed at one side of the material conveying mechanism 120, and is used for detecting the binding region 220, for example, the lead condition of the screen region 210; the blanking mechanism 160 is disposed on the frame 110, and is configured to blank the display screen 200 that is transmitted by the material transmission mechanism 120 and detected by the first detection mechanism 140 and the second detection mechanism 150.

Above-mentioned outward appearance check out test set 100 carries out the material loading to passing material mechanism 120 through feed mechanism 130, passes material mechanism 120 and drives display screen 200 and rotates to carry out the defect detection through first detection mechanism 140 and second detection mechanism 150, detect and carry out the unloading through unloading mechanism 160 again after accomplishing, thereby realize automaticly to the detection of display screen 200, detection efficiency is high, and do not adopt artifical visual inspection, can promote the accuracy of detection.

Referring to fig. 1, in an embodiment of the present invention, the frame 110 serves as a bearing foundation for bearing various structural components, various electronic components, and a control device. The frame 110 may further be provided with a housing 111 for covering the entire frame 110, the material conveying mechanism 120, the feeding mechanism 130, the first detecting mechanism 140, the second detecting mechanism 150, and the discharging mechanism 160, so as to prevent the frame from being contaminated by impurities such as dust for a long time.

Referring to fig. 1 and 4, in an embodiment of the present invention, the material conveying mechanism 120, the first detecting mechanism 140, the second detecting mechanism 150 and the discharging mechanism 160 are disposed on two opposite sides of the feeding mechanism 130, and the feeding mechanism 130 is configured to feed the material conveying mechanism 120 on two opposite sides, so as to improve the detection efficiency of the whole device by setting two sets of symmetrical detection modes.

In an embodiment of the present invention, the feeding mechanism 130 is hung on the housing 111, so as to feed the material conveying mechanisms 120 on the left and right sides. In this embodiment, the feeding mechanism 130 employs parallel robots, thereby improving the feeding efficiency. In addition, can also set up first positioning mechanism 131 in feed mechanism 130 the place ahead for fix a position display screen 200, for example set up the CCD camera, thereby promote feed mechanism 130 and get the accuracy of material.

Referring to fig. 2, in an embodiment of the present invention, the appearance inspection apparatus 100 further includes a feeding line 170, and the feeding line 170 is located below the feeding mechanism 130 and is used for transmitting the display screen 200 to the feeding mechanism 130.

The feeding line 170 in this embodiment is a conveyor belt driven by a driving motor, and the conveyor belt is made of an antistatic material, so as to prevent static electricity from being generated in the process of conveying the display screen 200, and thus damage to the display screen 200 is generated.

Referring to fig. 3, in an embodiment of the present invention, the material transferring mechanism 120 includes a driving member (not shown in the figure) and a rotating member 121, the rotating member 121 is circular, the driving member drives the rotating member 121 to rotate, the feeding mechanism 130, the first detecting mechanism 140, the second detecting mechanism 150 and the discharging mechanism 160 surround the rotating member 121, so that the material transferring mechanism 120 drives the display screen 200 to rotate and sequentially detect through the first detecting mechanism 140 and the second detecting mechanism 150, and the space occupied by the whole detecting device can be saved through the surrounding design mode.

Wherein, pass and be equipped with a plurality of location carriers 122 on the material mechanism 120 at the interval, location carrier 122 is used for placing the display screen 200 that comes from feed mechanism 130 and snatch to fix a position display screen 200, be convenient for follow-up detection.

Specifically, a plurality of positioning carriers 122 are disposed on the rotating member 121. In an embodiment of the present invention, four positioning carriers 122 are disposed on the rotating member 121, and in other embodiments, other numbers of positioning carriers may be disposed as needed.

Referring to fig. 3, in an embodiment of the present invention, the first detecting mechanism 140 includes a first transverse driving module 141, a first supporting frame 142, a line scan camera 143 and a 3D camera 144, the first supporting frame 142 is disposed on the first transverse driving module 141, the line scan camera 143 and the 3D camera 144 are disposed on the first supporting frame 142, the line scan camera 143 is used for detecting defects of the screen area 210, and the 3D camera 144 is used for detecting defects of the screen area 210 and the binding area 220.

Specifically, the first transverse driving module 141 is disposed on the frame 110 to drive the motion of the line-scan camera 143 and the 3D camera 144 in the X-axis direction, the line-scan camera 143 is disposed on the first support 142 and projects light downward, the 3D camera 143 is disposed at one side of the first support 142, so that the rotation member 121 drives the display screen 200 to rotate, and the first transverse driving module 141 drives the line-scan camera 143 and the 3D camera 144 to move in the X-axis direction, and the line-scan camera 143 and the 3D camera 144 image the display screen 200 and transmit the imaged picture to the control device for defect analysis.

The line scan camera 143 in this embodiment is used for detecting the scratch, the dirt, the damage, the glue overflow, the easy tearing, the pasting leakage, and the like of the screen area 210, and the 3D camera is used for detecting the warping of the screen area 210 and the glue height of the binding area.

Referring to fig. 3, in an embodiment of the present invention, the second detecting mechanism 150 includes a second horizontal driving module 151, a second supporting frame 152 and an area-array camera 153, the second supporting frame 152 is disposed on the second horizontal driving module 151, the area-array camera 153 is disposed on the second supporting frame 152, and the area-array camera 153 is used for detecting the defect of the binding area 220.

Specifically, the second transverse driving module 151 is disposed on the frame 110 through the supporting frame, so that the rotating member 121 drives the display screen 200 to rotate and the second transverse driving module 151 drives the area-array camera 153 to move in the X axis direction, the area-array camera 153 images the display screen 200, and the imaged picture is transmitted to the control device for defect analysis.

The area-array camera 153 in this embodiment is used to detect defects of the bonding area 220, for example, whether a gold finger of the circuit board is oxidized, whether the gold finger of the circuit board is bonded to the screen area and whether the gold finger of the circuit board is damaged.

Referring to fig. 4, in an embodiment of the present invention, the discharging mechanism 160 includes a third transverse driving module 161, a longitudinal module 162, a vertical module 163 and a gripper 164, wherein the third transverse driving module 161 is connected to the frame 110, the vertical module 162 is connected to the third transverse driving module 161, the vertical module 163 is disposed on the longitudinal module 162, wherein the third transverse driving module 161 is an X-direction moving module, the longitudinal module 162 is a Y-direction moving module, and the vertical module 163 is a Z-direction moving module, so that the gripper 164 can move in three directions of XYZ, and the discharging is facilitated.

As can be appreciated, in order to improve the material taking accuracy of the discharging mechanism 160, a second positioning mechanism 165 is further disposed on the vertical module 163 for detecting the position of the display screen 200 transferred by the material transferring mechanism 120, so as to improve the discharging accuracy and efficiency of the discharging mechanism 160. Wherein the second positioning mechanism 165 may be a CCD camera.

Referring to fig. 4, in an embodiment of the present invention, a separator 300 is further disposed on the frame 110, and the appearance inspection apparatus 100 further includes a material taking mechanism 180, wherein the material taking mechanism 180 is disposed on one side of the material discharging mechanism 160, and is used for grabbing the separator 300 disposed on the frame 110 and sequentially stacking the separators to sequentially accommodate the qualified display screens transmitted by the material discharging mechanism 160.

Specifically, a placing bin for placing the separator 300 is provided on the frame 110, and the material taking mechanism 180 is erected above the separator 300, and sequentially transfers and stacks the separator 300 to both sides.

Specifically, the separator 300 in this embodiment is a blister tray, and a groove is formed in the blister tray for accommodating the qualified display screen transferred by the blanking mechanism 160, so as to facilitate packaging and transportation of the display screen, and prevent the qualified display screen from being touched to each other and causing abrasion.

It can be understood that, will classify into certified products and non-certified products to the display screen after detecting display screen 200 in the utility model discloses an embodiment, outward appearance check out test set 100 still includes transmission line 190, locates the one side of passing material mechanism 120 for the non-certified display screen that conveying unloading mechanism 160 conveyed and come. Therefore, qualified products can be placed in the separator 300 of the display screen after detection, unqualified products can be conveyed away from the rack 110 through the transmission line 190, and automatic feeding and discharging of the whole appearance detection device 100 are achieved.

Wherein, the material taking mechanism 180 is perpendicular to the third transverse driving module 161, and the transmission line 190 is located below the blanking mechanism 160, so that the material taking mechanism 180 can grab the separator 300 for stacking, and the blanking mechanism 160 can place the non-qualified display screen on the transmission line 190.

Referring to fig. 5, in an embodiment of the present invention, the appearance inspection apparatus 100 further includes a jacking mechanism 400 disposed below the stacked spacers 300 for jacking the qualified display screens and the spacers 300 stacked in sequence.

Specifically, the jacking mechanism 400 includes a driving motor 410 and a screw rod 420, so that the screw rod 420 is driven to rotate by the rotation of the driving motor 410, so as to push the separator 300 to move upwards, thereby facilitating the material taking mechanism 180 to grab the separator 300, and in other embodiments, the jacking mechanism may also adopt a hydraulic cylinder.

In addition, in this embodiment, after qualified display screen piles up to a take-out, will take out through artifical mode in batches, for the convenience of the taking out of qualified display screen, simultaneously in order to make things convenient for putting into of separator 300, be equipped with a plurality of storage storehouses 112 on frame 110 for the separator 300 of storing empty separator 300 and having placed qualified display screen, and every storage storehouse 112 can also be equipped with the push-and-pull door, when the unloading of needs or put into separator 300, push away the push-and-pull door and can carry out corresponding operation.

According to the appearance detection equipment 100, the material taking mechanism 180 and the separators 300 are arranged, and the material taking mechanism 180 is used for grabbing the separators 300 to sequentially stack and place display screens qualified for detection, so that the risk of scratching caused by mutual attaching and storage of the qualified display screens is avoided; unqualified display screen will be detected through setting up transmission line 190 and conveying leaves frame 110 to realize whole check out test set's automation, have higher detection efficiency.

The utility model discloses still provide a display screen detection assembly line in other embodiments, including foretell outward appearance check out test set 100, can also include equipment such as lighting equipment and burning record equipment.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. Outward appearance check out test set for carry out outward appearance to the display screen and detect, the display screen includes the screen area and binds the district, its characterized in that includes:

a frame;

the material conveying mechanism is arranged on the rack and used for driving the display screen to move;

the feeding mechanism is arranged on the rack and used for transferring the display screen to the material conveying mechanism;

the first detection mechanism is arranged on one side of the material conveying mechanism and is used for detecting the screen area and the binding area;

the second detection mechanism is arranged on one side of the material conveying mechanism and used for detecting the binding area;

and the blanking mechanism is arranged on the rack and used for blanking the display screen which is transmitted by the material transmitting mechanism and detected by the first detection mechanism and the second detection mechanism.

2. The appearance inspection apparatus according to claim 1, wherein the material transfer mechanism includes a driving member and a rotating member, the rotating member is circular, and the feeding mechanism, the first inspection mechanism, the second inspection mechanism, and the blanking mechanism are disposed around the rotating member.

3. The appearance inspection apparatus according to claim 1, wherein the first inspection mechanism comprises a first transverse driving module, a first supporting frame, a line scan camera and a 3D camera, the first supporting frame is disposed on the first transverse driving module, the line scan camera and the 3D camera are disposed on the first supporting frame, the line scan camera is used for inspecting the screen area, and the 3D camera is used for inspecting the screen area and the binding area.

4. The appearance inspection apparatus according to claim 1, wherein the second inspection mechanism includes a second transverse driving module, a second supporting frame, and an area-array camera, the second supporting frame is mounted on the second transverse driving module, the area-array camera is mounted on the second supporting frame, and the area-array camera is configured to inspect the bonding area.

5. The appearance inspection apparatus according to claim 1, wherein the material conveying mechanism, the first inspection mechanism, the second inspection mechanism, and the material discharging mechanism are disposed on opposite sides of the material loading mechanism, and the material conveying mechanism is configured to feed the material conveying mechanisms on opposite sides.

6. The appearance inspection apparatus according to claim 1, wherein the blanking mechanism includes a third transverse driving module, a longitudinal module, a vertical module, and a gripper, the third transverse driving module is connected to the frame, the longitudinal module is connected to the third transverse driving module, and the vertical module is connected to the longitudinal module.

7. The appearance inspection apparatus according to claim 6, wherein a positioning mechanism is provided on the vertical module, the positioning mechanism being configured to detect a position of the display screen transmitted by the material conveying mechanism.

8. The appearance inspection device according to claim 1, wherein a separator is placed on the frame, and the appearance inspection device further comprises a material taking mechanism, wherein the material taking mechanism is arranged on one side of the blanking mechanism and is used for grabbing the separator and sequentially stacking the separator to sequentially accommodate the qualified display screens conveyed by the blanking mechanism.

9. The appearance inspection apparatus according to claim 8, further comprising a jacking mechanism for jacking the stacked spacers, wherein the jacking mechanism includes a driving member and a transmission member connected to each other, the driving member is configured to drive the transmission member to rotate, and the transmission member is configured to drive the spacers to ascend and descend.

10. Display screen detection pipeline, characterized in that it comprises an appearance detection device according to any one of claims 1 to 9.

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