CN216433885U

CN216433885U - Detection apparatus for panel protection film laminating state

Info

Publication number: CN216433885U
Application number: CN202122745087.3U
Authority: CN
Inventors: 张诗婷; 洪景泽
Original assignee: LG Display Optoelectronics Technology China Co Ltd
Current assignee: LG Display Optoelectronics Technology China Co Ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-05-03
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to a display screen detects technical field, discloses a detection apparatus for panel protection film laminating state. The detection device for the laminating state of the panel protective film comprises a support and a conveying assembly, wherein a detection channel is arranged in the support, the conveying assembly penetrates through the detection channel and is used for conveying a panel to be detected, lateral detection assemblies are arranged on the support and located on two opposite sides of the conveying assembly and can detect the laminating state of the protective film from two sides of the panel respectively, and the lateral detection assemblies can move along the conveying direction of the panel at least. This detection device of panel protection film laminating state has strengthened the bad ability of detecting of panel side, can detect the state of edge protection film laminating, crooked and perk etc. reduce bad panel and flow out.

Description

Detection apparatus for panel protection film laminating state

Technical Field

The utility model relates to a display screen detects technical field, especially relates to a detection apparatus for panel protection film laminating state.

Background

The FSPM (surface Sealing PSA (Pressure sensitive Adhesive) Metal) film is an OLED Sealing material for preventing the damage and wetting of OLED elements which are not resistant to water and oxygen and protecting the elements from physical impact. The FSPM is disposed between the backplane substrate and the package substrate to protect the device from external physical impact, thereby improving durability of the product. The prior art has the following defects: in the production process of panel, the inspection to the FSPM face is shot the inspection by inspection machine camera in the panel top, adopts the difficult slight crimp deformation etc. of discovering of this kind of method, leads to the panel defective rate of output after the subsequent handling higher, is unfavorable for the quality management and control.

Therefore, a device for detecting the bonding state of the panel protection film is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detection device of panel protection film laminating state has strengthened the bad ability of detecting in panel side, can detect state, crooked and the perk etc. of edge protection film laminating, reduces bad panel and flows.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a detection apparatus for panel protection film laminating state, includes support and conveyor assembly, be provided with the test passage in the support, conveyor assembly runs through the test passage for carry the panel that waits to detect, on the support and being located conveyor assembly's the relative both sides that set up all are provided with side direction detection subassembly, side direction detection subassembly can follow respectively the both sides of panel detect the protection film laminating state, side direction detection subassembly can follow the direction of delivery of panel at least and remove.

As a preferred scheme of the device for detecting the attaching state of the panel protective film, two lateral detection assemblies are provided, and the two lateral detection assemblies are movably arranged on the bracket along the vertical direction respectively.

As an optimal scheme of the detection device for the laminating state of the panel protection film, the support comprises a frame body and two support rods, the length of each support rod is along the conveying direction, the two support rods are respectively along the vertical direction, the vertical direction is movably arranged on the frame body, the two lateral detection assemblies are respectively along the extending directions of the support rods, and the lateral detection assemblies are correspondingly movably arranged on the support rods in a one-to-one mode.

As a preferable mode of the detection device for the bonding state of the panel protection film, the device further comprises:

two drive assembly, drive connection respectively in two the side direction detection subassembly, drive assembly includes slide rail, slider and drive unit, the slide rail is followed the extending direction of bracing piece set up in the bracing piece, the slider connect in the side direction detection subassembly, slider sliding connection in the slide rail, the drive unit drive connect in the slider.

As a detection device's of panel protection film laminating state preferred scheme, the side direction determine module includes fixed block, camera and camera lens, the fixed block is followed the extending direction of bracing piece remove set up in the bracing piece, the camera is fixed in the fixed block, camera lens connect in the camera and orientation the panel side sets up.

As a detection device's of panel protection film laminating state preferred scheme, the side direction determine module still includes to turn to the piece and driving piece, turn to the piece with the driving piece set up in the fixed block, the camera is fixed in turn to the piece, driving piece drive connection in turn to the piece, in order to drive turn to the piece for the fixed block rotates.

As an optimal scheme of the detection device for the laminating state of the panel protective film, the lateral detection assembly further comprises a light supplement lamp, and the light supplement lamp is installed on the fixed block.

As an optimal selection scheme of the detection device for the laminating state of the panel protective film, the lateral detection assembly further comprises a limiting plate, the limiting plate is connected with the fixing block, a limiting hole is formed in the limiting plate, and the CCD camera lens penetrates through the limiting hole.

As a preferred scheme of the device for detecting the attaching state of the panel protective film, the lateral detection assembly further comprises an annular shockproof pad, and the shockproof pad is arranged between the limiting hole and the camera lens.

the front detection assembly is arranged above the conveying assembly in a position-adjustable mode, and can detect the attaching state of the protection film from the front side of the panel.

The utility model has the advantages that:

the utility model provides a detection apparatus for panel protection film laminating state, this detection apparatus for panel protection film laminating state include support and conveying assembly, and the panel detects via the testing channel that conveying assembly carried to in the support. Through setting up two side direction determine module respectively in conveyor components's relative both sides, detect from the panel side and can improve the detection precision, be convenient for detect the state of edge protection film laminating, even slight bending, the perk also can be detected by side direction determine module to the realization is accurate and deals with the condition that bad product appears in the panel production process fast, in time adjust it, reduce the defective rate of back engineering output panel, avoid extravagant manpower and materials, effectively improve production efficiency and product yield.

Drawings

Fig. 1 is a side view of a device for detecting a bonding state of a panel protective film according to an embodiment of the present invention;

fig. 2 is a plan view of a device for detecting a bonding state of a panel protective film according to an embodiment of the present invention;

fig. 3 is a side view of a lateral detection assembly provided by an embodiment of the present invention;

figure 4 is a front view of a lateral detection assembly provided by an embodiment of the present invention.

In the figure:

10. a delivery assembly; 20. a panel; 30. a detection channel;

1. a lateral detection assembly; 11. a fixed block; 12. a camera; 13. a camera lens; 14. a limiting plate; 15. a crash pad; 140. a limiting hole;

2. a support; 21. a frame body; 22. a support bar; 23. a vertical rod;

3. a front side detection assembly; 4. a cross-over shaft; 5. a drive assembly; 51. a slide rail; 52. a slider; 6. a light supplement lamp; 61. a light supplement lamp bracket; 7. and a turning block.

Detailed Description

The advantages and features of the present invention and the methods of accomplishing the same will become apparent with reference to the following detailed description of the embodiments taken in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and the embodiments are provided only to accomplish the disclosure of the present invention and to enable those skilled in the art to sufficiently understand the scope of the present invention, and the present invention is limited only by the scope of the claims. Like reference numerals denote like constituent elements throughout the specification. As shown in fig. 1 to fig. 3, the present embodiment provides a detection apparatus for a panel protection film attaching state, the detection apparatus for a panel protection film attaching state includes a support 2 and a conveying assembly 10, a detection channel 30 is provided in the support 2, the conveying assembly 10 penetrates through the detection channel 30 for conveying a panel to be detected, lateral detection assemblies 1 are provided on the support 2 and located on two opposite sides of the conveying assembly 10, the two lateral detection assemblies 1 can detect the protection film attaching state from two sides of the panel respectively, and the lateral detection assemblies 1 can move along a conveying direction of the panel at least. Alternatively, the conveyor assembly 10 may be a conveyor belt or a conveyor wheel or other conveying structure, and the specific structure of the conveyor assembly 10 is not limited thereto. Illustratively, the protective film may be FSPM. Through setting up two side direction determine module 1 respectively in conveyor components 10's relative both sides, make two side direction determine module 1 can detect the protection film laminating state of panel 20 both sides face, it can improve the detection precision to detect from panel 20 side, be convenient for detect the state of marginal protection film laminating, even slight bending, the perk also can be detected by side direction determine module 1, thereby realize the condition that bad product appears in accurate and the fast reply panel 20 production process, in time adjust it, reduce back engineering output panel 20's defective rate, avoid extravagant manpower and materials, effectively improve production efficiency and product yield.

In this embodiment, the detection mechanism further includes a front detection assembly 3, the front detection assembly 3 is adjustably disposed at the upper end of the conveying assembly 10, and the front detection assembly 3 can detect the attachment state of the protection film from the front side of the panel 20. Combine positive determine module 3 and side determine module, can carry out all-round detection to panel 20, avoid lou examining, be convenient for in time discover the laminating state of protection film on panel 20 to handle, thereby improve the panel 20 yield of output. Preferably, the specific structure of the front detection assembly 3 is the same as that of the side detection assembly 1, so that the front detection assembly and the side detection assembly are convenient to replace.

Specifically, the device for detecting the attaching state of the panel protection film comprises a support 2, and two lateral detection assemblies 1 are respectively arranged on the support 2 in a moving mode along the conveying direction and the vertical direction of a conveying assembly 10. The bracket 2 provides a supporting force for the lateral detection assembly 1; meanwhile, the lateral detection assembly 1 can move along the conveying direction and the vertical direction of the conveying assembly 10, so that the position of the lateral detection assembly 1 on the support 2 can be conveniently adjusted, the detection position can be accurately found, the panels 20 with different sizes can be adapted, and the positions of the panels 20 can be detected, and the practicability and the application range of the detection device for the panel protection film laminating state can be improved.

More specifically, support 2 includes frame body 21, a plurality of montant 23 and two bracing pieces 22, and a plurality of montants 23 are connected perpendicularly on frame body 21, and two bracing pieces 22 are supported by a plurality of montants 23 respectively and are connected to can reciprocate along montant 23, two bracing pieces 22 along the direction of delivery parallel arrangement in the relative both sides of conveying component 10, two side direction detecting component 1 respectively one-to-one remove the setting on a bracing piece 22. Under the above structure, the side detection assembly 1 is mounted on the support rod 22 and can move along the extending direction thereof, so that the side detection assembly 1 can move along the side of the panel 20; meanwhile, the supporting rods 22 are mounted on the plurality of vertical rods 23 and can move along the vertical rods, so that the position of the lateral detection assembly 1 in the vertical direction can be adjusted, the lateral detection assembly 1 can detect the side edges of the panels 20 from different heights, detection errors are reduced, and the lateral detection assembly can adapt to the panels 20 with different thicknesses.

Further, the device for detecting the attaching state of the panel protective film further comprises two driving assemblies 5, and the two driving assemblies 5 are respectively connected to the two lateral detection assemblies 1 in a driving mode. In one embodiment, the driving assembly 5 includes a slide rail 51, a slide block 52 and a driving unit (not shown in the figure), the slide rail 51 is disposed on the support rod 22 along the extending direction of the support rod 22, the slide block 52 is connected to the lateral detecting assembly 1, the slide block 52 is slidably connected to the slide rail 51, and the driving unit is drivingly connected to the slide block 52. In another embodiment, the driving assembly 5 comprises a lead screw, a lead screw nut and a driving unit, the lead screw is arranged on the support rod 22 along the extending direction of the support rod 22, the lead screw nut is sleeved on the lead screw and connected with the lateral detection assembly 1, and the driving unit is connected with the lead screw nut in a driving mode so as to drive the lead screw nut to move along the lead screw. Of course, in other embodiments, the driving assembly 5 may be configured as a linear module, a transmission structure of a driving wheel, a transmission structure of a gear, etc., and need not be limited in detail.

In this embodiment, the support 2 further includes a cross shaft 4, the cross shaft 4 is in an inverted U shape and is located above the conveying assembly 10, two ends of the cross shaft 4 are respectively connected to the two support rods 22 and can move along the extending direction of the support rods 22, and the front detection assembly 3 is disposed on the cross shaft 4 and can move along the axial direction of the cross shaft 4. Under the structure, the front detection assembly 3 can move along the conveying direction of the conveying assembly 10 and move in the direction vertical to the conveying direction, so that the front detection assembly 3 can completely detect the front of the panel 20, omission is avoided, the position of the front detection assembly 3 can be adjusted according to the size of the panel 20, and the practicability and the application range of the detection device for the laminating state of the panel protection film are improved.

Further, as shown in fig. 2 and 3, the lateral detection assembly 1 includes a fixing block 11, a camera 12 and a camera lens 13, the fixing block 11 is movably disposed on the support rod 22 along the extending direction of the support rod 22, the camera 12 is fixed on the fixing block 11, and the camera lens 13 is connected to the camera 12 and disposed toward the side of the panel 20. Preferably, the camera 12 is a CCD industrial camera, which has high shooting precision and good stability. The fixing block 11 is movably arranged on the supporting rod 22, so that the stability of the camera 12 is improved, and the camera 12 is convenient to mount. Optionally, the fixing block 11 is slidably connected to the support rod 22 and connected to a driving member, and the driving member drives the fixing block 11 to slide along the support rod 22, so as to adjust the position of the lateral detection assembly 1 on the support rod 22. Illustratively, the support rod 22 is provided with a slide rail, and the fixed block 11 is connected with a slide block, which is slidably connected to the slide rail. Through setting up slide rail and slider, reduce the sliding resistance of fixed block 11, improve camera 12 mobility stability and smooth and easy degree to improve and detect the precision. Of course, in other embodiments, the fixing block 11 may be movably disposed on the supporting rod 22 by other means, such as a screw rod.

Preferably, still install light filling lamp 6 on the fixed block 11, light filling lamp 6 is 12 compensation light sources of camera, improves and shoots the definition. More preferably, the light filling lamp 6 is an annular light filling lamp, and the annular light filling lamp is sleeved on the periphery of the camera lens 13 and is connected to the fixing frame 11 through the light filling lamp support 61, so that the light source compensation effect is improved, and the detection precision is improved.

Preferably, the lateral detection assembly 1 further includes a limiting plate 14, the limiting plate 14 is connected to the fixing block 11, a limiting hole 140 is formed in the limiting plate 14, and the camera lens 13 is inserted into the limiting hole 140. Specifically, limiting plate 14 is the U-shaped, and both ends are connected in fixed block 11, and limiting hole 140 has been seted up to limiting plate 14's diaphragm and fixed block 11 relative setting on this diaphragm, and camera lens 13 passes this limiting hole 140 for camera lens 13 is spacing in limiting hole 140, avoids side direction determine module 1 at the removal in-process, and camera lens 13 rocks the influence and detects the precision. More preferably, as shown in fig. 4, an annular shock pad 15 is further embedded between the limiting hole 140 and the camera lens 13, and the shock pad 15 plays a shock absorption role for the camera lens 13, so that the camera lens 13 can be effectively prevented from being damaged by the hole wall of the limiting hole 140, the camera lens 13 is protected, the service life is prolonged, and the detection precision is improved.

In order to further improve the detection accuracy of the lateral detection assembly 1, the lateral detection assembly 1 further includes a turning block 7 and a driving member (not shown in the figure), the turning block 7 and the driving member are disposed on the fixing block 11, the camera 12 is fixed on the turning block 7, and the driving member is drivingly connected to the turning block 7 to drive the turning block 7 to rotate relative to the fixing block 11. Turn to piece 7 through driving piece drive and rotate, drive the camera 12 that is fixed in on it and rotate to the angle of adjustment camera 12 for panel 20 side, thereby realize detecting panel 20 side from many azimuths, reduce the detection error, and improve and detect the precision. The connection mode of the steering block 7 and the fixed block 11 is set according to actual conditions, illustratively, the steering block 7 can be connected to the fixed block 11 through a universal ball hinge, and because the universal ball hinge connection is a mature prior art, the connection is not repeated here.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments, but may be manufactured in various forms, and those skilled in the art will understand that the present invention may be embodied in other specific forms without changing the technical spirit or essential features of the invention. It is therefore to be understood that the above described embodiments are illustrative and not restrictive in all respects.

Claims

1. The utility model provides a detection apparatus for panel protection film laminating state, its characterized in that, includes support and conveyor assembly, be provided with the test passage in the support, conveyor assembly runs through the test passage for carry the panel that waits to detect, on the support and being located conveyor assembly's the relative both sides that set up all are provided with side direction detection subassembly, side direction detection subassembly can follow respectively the both sides detection protection film laminating state of panel, side direction detection subassembly can follow the direction of delivery of panel at least and remove.

2. The apparatus for detecting the bonding state of a panel protective film according to claim 1, wherein two lateral detecting assemblies are provided, and each of the two lateral detecting assemblies is movably provided to the bracket in a vertical direction.

3. The device for detecting the attachment state of a panel protective film according to claim 2, wherein the bracket comprises a frame body and two support rods, the length of each support rod extends along the conveying direction, the two support rods are respectively arranged on the frame body in a movable manner along the vertical direction, and the two lateral detection assemblies are respectively arranged on one support rod in a movable manner along the extending direction of the support rod in a one-to-one correspondence manner.

4. The apparatus for detecting a state of attachment of a protective film for a panel according to claim 3, further comprising:

5. The device according to claim 3, wherein the lateral detection assembly includes a fixing block, a camera, and a camera lens, the fixing block is movably disposed on the support rod along an extending direction of the support rod, the camera is fixed to the fixing block, and the camera lens is connected to the camera and disposed toward the side of the panel.

6. The device for detecting the attachment state of a panel protective film according to claim 5, wherein the lateral detection assembly further comprises a turning block and a driving member, the turning block and the driving member are disposed on the fixed block, the camera is fixed to the turning block, and the driving member is drivingly connected to the turning block to drive the turning block to rotate relative to the fixed block.

7. The device for detecting the attachment state of the panel protective film according to claim 5, wherein the lateral detection assembly further comprises a light supplement lamp, and the light supplement lamp is mounted on the fixing block.

8. The device for detecting the attachment state of the panel protective film according to claim 5, wherein the lateral detection assembly further comprises a limiting plate, the limiting plate is connected to the fixing block, a limiting hole is formed in the limiting plate, and the camera lens penetrates through the limiting hole.

9. The apparatus of claim 8, wherein the lateral inspection assembly further comprises a shock pad, the shock pad is annular, and the shock pad is disposed between the limiting hole and the camera lens.

10. The apparatus for detecting the bonding state of a protective film for a panel according to any one of claims 1 to 9, further comprising: