CN216208527U

CN216208527U - Detection mechanism and detection equipment

Info

Publication number: CN216208527U
Application number: CN202122386538.9U
Authority: CN
Inventors: 王昭棚; 袁玲; 周辉; 尹建刚; 高云峰
Original assignee: Han s Laser Technology Industry Group Co Ltd
Current assignee: Shenzhen Hans Semiconductor Equipment Technology Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a detection mechanism and detection equipment, wherein the detection mechanism comprises a detection platform, a turnover assembly and a detection assembly, and the detection assembly comprises an installation frame, a detection lamp tube, a first distance meter, a second distance meter and a positioning block. The turnover assembly can drive the detection platform to rotate by a certain angle, so that the detection platform meets the requirement of human engineering, and a detector can conveniently observe a panel to be detected in a proper posture; meanwhile, the efficiency and the capability of checking the panel can be improved by an operator through detecting the lamp tube, the damaged part or the defective part of the panel can be accurately positioned through the positioning block, and the specific position of the panel can be measured and recorded through the first distance meter and the second distance meter.

Description

Detection mechanism and detection equipment

Technical Field

The utility model relates to the technical field of panel detection, in particular to a detection mechanism and detection equipment.

Background

With the improvement of economic level of people and the update of liquid crystal panel technology, products such as household liquid crystal televisions, vehicle-mounted screens, smart phones and the like meet great demands, so that the capacity of a panel factory is increased, and the quality requirement of the panel is improved. At present, in the whole processing link of panel, the panel often need to contact with positioning mechanism, adsorption apparatus structure etc. when the mechanism of certain link had the trouble, probably caused the panel damage. Moreover, if a fault is not found in time, a large number of damaged products are generated, which will affect the overall production yield of the panel.

Therefore, how to efficiently and quickly find whether the panel has a problem in the production and processing links becomes very important. Although some automatic detection mechanisms can detect the condition of the panel in the production link of the whole panel, the automatic detection mechanisms are high in cost and cannot be spread in each link, and more links still need personnel to detect. However, the manual detection depends on the naked eyes of the detection personnel to find the damaged part of the panel, and the accurate position of the damaged part of the panel cannot be conveniently recorded like an automatic detection mechanism, so that the panel detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a detection mechanism, which enables the detection personnel to conveniently observe and record the damaged part of the panel, thereby improving the efficiency of panel detection.

The embodiment adopts the following technical scheme:

a detection mechanism comprises a detection platform, a turnover assembly and a detection assembly, wherein the detection platform is arranged at the driving end of the turnover assembly, and the detection assembly is arranged on the detection platform;

the detection assembly comprises a mounting frame, a detection lamp tube, a first distance meter, a second distance meter and a positioning block, wherein the detection lamp tube is arranged on the mounting frame, the mounting frame is connected with the detection platform in a sliding mode along a first direction, the positioning block is connected with the mounting frame in a sliding mode along a second direction, the first distance meter is arranged on the detection platform and used for detecting the moving distance of the mounting frame along the first direction, and the second distance meter is arranged on the mounting frame and used for detecting the moving distance of the positioning block along the second direction.

Further, in the detection mechanism, a first guide rail and a second guide rail are further included, the first guide rail and the second guide rail are both arranged on the detection platform along a first direction, and two ends of the mounting rack are respectively installed on the first guide rail and the second guide rail.

Further, in the detection mechanism, the detection assembly further includes a third guide rail disposed on the mounting bracket along the second direction, and the positioning block is disposed on the third guide rail.

Further, in the detection mechanism, the detection assembly further includes a holding portion, and the holding portion is disposed on the positioning block or is formed by extending the positioning block outward.

Further, in the detection mechanism, the detection assembly further includes a positioning button, and the positioning button is disposed on the positioning block.

Further, in the detection mechanism, the detection lamp comprises a white lamp and a green lamp.

Further, among the detection mechanism, the detecting component still includes the guard plate, the guard plate sets up on the mounting bracket, just the guard plate cover is established in the outside of second distancer and locating piece, set up the confession on the guard plate the spout that the portion of gripping removed.

Furthermore, among the detection mechanism, still include locating component, locating component includes location drive assembly, support piece and setting element, location drive assembly sets up testing platform's non-holding surface, support piece sets up location drive assembly's drive end, the setting element sets up on the support piece, the last constant head tank of having seted up of testing platform, the setting element wears to locate in the constant head tank, just the setting element exposes testing platform's holding surface, form the confession in the constant head tank the regulation space that the setting element removed.

Further, among the detection mechanism, the upset subassembly includes sharp drive assembly, connecting rod and pivot, the pivot is fixed in and presets the position, testing platform with the pivot is rotated and is connected, connecting rod one end with sharp drive assembly's drive end rotates and is connected, the connecting rod other end with testing platform rotates and is connected, the center of rotation line of the connecting rod other end with the center of rotation line of pivot does not coincide.

A detection device comprises a rack, a conveying mechanism, a carrying mechanism and the detection mechanism, wherein the detection mechanism, the conveying mechanism and the carrying mechanism are arranged on the rack, the conveying mechanism is used for conveying a panel to the carrying mechanism, and the carrying mechanism is used for carrying the panel to the detection mechanism.

Compared with the prior art, the detection mechanism and the detection equipment provided by the utility model have the advantages that the detection platform can be driven by the turnover assembly to rotate by a certain angle, so that the detection platform meets the requirements of human engineering, and a detector can conveniently observe a panel to be detected in a proper posture; meanwhile, the efficiency and the capability of checking the panel can be improved by an operator through detecting the lamp tube, the specific position of the damaged part or the defective part of the panel is accurately positioned through the positioning block, and the panel is recorded through the first distance meter and the second distance meter.

Drawings

Fig. 1 is a schematic overall structure diagram of a specific embodiment of the detection mechanism provided in the present invention.

Fig. 2 is a schematic structural view in another direction of fig. 1.

FIG. 3 is a schematic structural diagram of the detection platform shown in FIG. 1.

Fig. 4 is a schematic structural view in another direction of fig. 3.

Fig. 5 is a schematic structural diagram of the detection assembly in fig. 1.

Fig. 6 is a schematic structural diagram of the positioning assembly in fig. 1.

Fig. 7 is a schematic overall structure diagram of a specific embodiment of the detection apparatus provided in the present invention.

100, a frame; 200. a detection mechanism; 300. a conveying mechanism; 400. a carrying mechanism;

10. a detection platform; 11. a carrying platen; 12. a section bar frame; 13. an adsorption hole; 14. a first guide rail; 15. a second guide rail; 16. positioning a groove;

20. a turnover assembly; 21. a linear drive assembly; 22. a connecting rod; 23. a rotating shaft;

30. a detection component; 31. a mounting frame; 32. detecting the lamp tube; 33. a first range finder; 34. a second rangefinder; 35. positioning blocks; 36. a third guide rail; 37. a grip portion; 38. a positioning button;

40. a positioning assembly; 41. positioning the driving assembly; 42. a support member; 43. a positioning member.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model, which is not further described, and that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments.

Referring to fig. 1-2, the detecting mechanism provided by the present invention includes a detecting platform 10, a turning component 20 and a detecting component 30, wherein the detecting platform 10 is disposed at a driving end of the turning component 20, the detecting component 30 is disposed on the detecting platform 10, and a panel to be detected is placed on the detecting panel.

The panel to be detected can be a liquid crystal panel, a PCB panel or other panels. The panel that awaits measuring places behind testing platform 10, can drive testing platform 10 by upset subassembly 20 and rotate certain angle, makes things convenient for the testing personnel to observe the panel that awaits measuring with suitable posture, satisfies the human engineering requirement, makes things convenient for personnel's operation, improves the efficiency and the ability of panel inspection. Meanwhile, the detection assembly 30 can assist a detection person in observing and positioning the damage position of the panel.

In a specific embodiment, referring to fig. 3 and 4, the inspection platform 10 comprises a carrier plate 11 and a profile frame 12, wherein the carrier plate 11 is mounted on the profile frame 12. The profile frame 12 is used to form the frame of the testing platform 10, and the carrier plate 11 is used to support the panel. The carrier plate 11 may be made of Ultra-high molecular weight polyethylene (UPE), which is a carrier plate 11 that can directly contact with the panel and has a smooth surface without electrostatic damage and scratch to the panel.

Meanwhile, at least one adsorption hole 13 is formed in the detection platform 10. The suction holes 13 are used for sucking the panel, so that the panel is fixed on the carrier plate 11, and the panel is prevented from being displaced when being detected or falling off from the carrier plate 11 in the overturning process. The adsorption holes 13 are specifically arranged on the carrier plate 11, the number and the arrangement mode can be designed at will according to actual needs, and the vacuum adsorption of the panel can be realized by connecting a vacuum generator.

In a specific embodiment, referring to fig. 2, the flipping module 20 includes a linear driving module 21, a connecting rod 22 and a rotating shaft 23, the rotating shaft 23 is fixed at a predetermined position, the detecting platform 10 is rotatably connected to the rotating shaft 23, one end of the connecting rod 22 is rotatably connected to the driving end of the linear driving module 21, and the other end of the connecting rod 22 is rotatably connected to the detecting platform 10. The rotation center line of the other end of the connecting rod 22 is not coincident with the rotation center line of the rotating shaft 23, so that when the connecting rod 22 pulls or pushes the detection platform 10, the detection platform 10 can rotate around the rotating shaft 23 due to stress.

The linear driving assembly 21 may include a sliding table, a servo motor, and a sliding base, the sliding table is a ball screw and a linear guide rail, the sliding base can move back and forth along a fixed direction, the servo motor drives the sliding base to stop at an accurate position, a bearing pivot is provided on the sliding base, one end of the connecting rod 22 can be mounted on the bearing pivot, and the connecting rod 22 can rotate freely around the bearing pivot.

The back of the section frame 12 of the detection platform 10 is provided with a bearing seat and is located at the bottom of the section frame 12. The other end of the link 22 is mounted on a bearing block so that the link 22 can rotate freely. When the servo motor drives the sliding base to move along the sliding table, the profile frame 12 can be driven by the connecting rod 22 to rotate around the rotating shaft 23, so that the panel on the carrying table plate 11 rotates for a preset angle. Moreover, the moving range of the sliding seat, that is, the stroke of the linear driving assembly 21 can be set, so that the detection platform 10 can rotate between 0 and 90 degrees and can be adjusted to a proper angle according to the needs of the detection personnel.

Through the structure of above-mentioned upset subassembly 20, can realize the upset of panel with lower cost to required artifical intensity of labour when can reducing the panel upset reduces personnel's safety risk, improves upset efficiency. Meanwhile, because the artificial participation degree is low and uncertain factors are few, the probability of collision or scratch of the panel during turnover can be reduced, and secondary damage to the panel in the detection process is avoided.

Of course, the turning assembly 20 may also implement the turning of the detecting platform 10 by other means, for example, a motor shaft is fixed to the detecting platform 10, and the detecting platform 10 is directly driven to rotate by the motor shaft. Alternatively, the rotation of the motor is transmitted to the detection platform 10 by means of gear transmission, belt transmission, or the like, so that the detection platform 10 rotates. Alternatively, other reasonable rotational configurations may be used, as the present invention is not limited in this respect.

In a specific embodiment, please refer to fig. 4 and 5, the detecting assembly 30 includes a mounting frame 31, a detecting lamp 32, a first distance meter 33, a second distance meter 34 and a positioning block 35, the detecting lamp 32 is disposed on the mounting frame 31, the mounting frame 31 is slidably connected to the detecting platform 10 along a first direction, the positioning block 35 is slidably connected to the mounting frame 31 along a second direction, the first distance meter 33 is disposed on the detecting platform 10 for detecting a moving distance of the mounting frame 31 along the first direction, and the second distance meter 34 is disposed on the mounting frame 31 for detecting a moving distance of the positioning block 35 along the second direction.

Wherein the first direction may be a length direction of the testing platform 10, and the second direction may be a width direction of the testing platform 10. The detection lamp 32 is arranged on the detection platform 10 along the second direction through the mounting frame 31, and a certain gap exists between the detection lamp 32 and the carrying platform plate 11 of the detection platform 10, so that the panel on the carrying platform plate 11 is conveniently illuminated, and an operator can conveniently observe whether the panel has a damaged part.

The detection lamp 32 may include a white lamp and a green lamp. The green light emitted by the green lamp tube is mild, so that the damage to the eyes of an operator needing to detect for a long time can be avoided, and meanwhile, the green light is helpful for judging the damage of a small size on the panel. The white light emitted by the white lamp tube is the normal light of daily life, the color reduction degree is high, and operators can be assisted in determining the damage. In the actual detection process, the operator can switch the required light source according to the needs.

Further, please refer to fig. 2, fig. 3 and fig. 5, the detecting platform 10 may further include a first guide rail 14 and a second guide rail 15, the first guide rail 14 and the second guide rail 15 are both disposed on the detecting platform 10 along the first direction, and two ends of the mounting frame 31 are respectively disposed on the first guide rail 14 and the second guide rail 15, so that the mounting frame 31 can stably and accurately drive the detecting lamp 32 to move on the detecting platform 10 along the first direction, so as to illuminate different positions of the panel.

The tip of mounting bracket 31 can set up the response piece that extends to the section bar frame 12 back, and first distancer 33 also can set up the back at section bar frame 12 simultaneously to can set up the initial position of first side distancer, when mounting bracket 31 removed along the first direction, the distancer can draw the displacement distance of mounting bracket 31 along the first direction through the response piece, thereby confirms the specific position of mounting bracket 31 in the first direction.

Further, the inspection assembly 30 further includes a third rail 36, the third rail 36 is disposed on the mounting frame 31 along the second direction, and the positioning block 35 is disposed on the third rail 36, so that the positioning block 35 can move on the inspection platform 10 along the second direction to align with the damaged position of the panel.

The second distance meter 34 is disposed on the mounting frame 31, and an initial position of the second side distance meter is set, and when the positioning block 35 moves in the second direction, the distance meter can determine a moving distance of the positioning block 35 in the second direction by detecting the positioning block 35, so as to determine a specific position of the positioning block 35 in the second direction. When the operator finds the damaged portion on the panel, the mounting bracket 31 and the positioning block 35 may be moved, and the positioning block 35 may be aligned with the damaged portion on the panel. At this time, the position coordinates of the damaged portion can be determined by the data detected by the first distance meter 33 and the second distance meter 34.

Further, the detecting assembly 30 further includes a holding portion 37, and the holding portion 37 is disposed on the positioning block 35 or is formed by extending the positioning block 35 outward. The grip portion 37 may be cylindrical, spherical, fusiform, or other convenient shape for gripping. The inspector can easily move the positioning block 35 along the third rail 36 and the entire mounting bracket 31 along the first rail 14 and the second rail 15 by grasping the grip 37.

Meanwhile, the detecting assembly 30 further includes a positioning button 38, and the positioning button 38 is disposed on the positioning block 35. Specifically, the positioning button 38 may be fixed to a side surface of the positioning block 35, and after the inspector aligns the positioning block 35 to the panel damage portion, the inspector may confirm by pressing the positioning button 38, and record the detection data of the first distance meter 33 and the second distance meter 34 at this time.

The detection assembly 30 further comprises a protection plate, the protection plate is arranged on the mounting frame 31 and covers the outer sides of the second distance meter 34, the positioning block 35, the third guide rail 36 and other assemblies. The guard plate can play the guard action, avoids the external interference to locating piece 35 slip process and range finding process. In addition, a sliding groove for facilitating the movement of the holding portion 37 may be formed in the protection plate.

Further, please refer to fig. 6, a positioning assembly 40 is further disposed on the detecting platform 10, the positioning assembly 40 includes a positioning driving assembly 41, a supporting member 42 and a positioning member 43, the positioning driving assembly 41 is disposed on a non-supporting surface of the detecting platform 10, the supporting member 42 is disposed at a driving end of the positioning driving assembly 41, the positioning member 43 is disposed on the supporting member 42, a positioning slot 16 is disposed on the detecting platform 10, the positioning member 43 is disposed in the positioning slot 16 in a penetrating manner, the positioning member 43 is exposed out of the supporting surface of the detecting platform 10, and an adjusting space for the positioning member 43 to move is formed in the positioning slot 16.

The supporting surface of the detection platform 10 is a surface of the detection platform 10, which supports the panel, and may be specifically a surface of the carrying platen 11 in this embodiment; the non-supporting surface of the testing platform 10 is other surfaces, such as a side surface and a back surface, of the testing platform 10, which do not support a panel, and specifically may be the back surface of the profile frame 12 in this embodiment. The positioning driving assembly 41 is disposed on the non-support surface of the testing platform 10, so as to avoid interfering with the testing of the panel during the driving process.

The positioning driving assembly 41 may also include a sliding table, a servo motor and a sliding base, and the sliding base is driven by the servo motor to move along the sliding table and stop at an accurate position. One end of the supporting member 42 is connected to the sliding base, and the other end of the supporting member 42 is provided with a positioning member 43, so that the positioning member 43 is located at the bottom end of the panel when positioning. When panels with different sizes are placed on the detection platform 10, the positioning member 43 can be driven by the positioning driving assembly 41 to move, so that the panels are in proper positions. Meanwhile, when the detection platform 10 is turned over, the positioning piece 43 can protect the panel, and the panel is prevented from sliding and being damaged when the adsorption hole 13 fails.

The positioning member 43 may be in a shape selected according to the actual positioning situation, such as a strip shape or a roller. In the present embodiment, the positioning member 43 may be selected to be cylindrical. Meanwhile, the number of the positioning members 43 can be multiple, and the carrier plate 11 is provided with a plurality of corresponding positioning grooves 16 to support the bottom of the panel at multiple positions, so that the positioning process is more stable.

In summary, in the embodiment of the present invention, after the panel is placed on the inspection platform 10, the panel can be fixed and positioned by the absorption holes 13 and the positioning assembly 40, the inspection platform 10 is turned over to an ergonomic viewing angle by the turning assembly 20, and then the inspection personnel can drag the inspection lamp 32 to inspect the panel under the irradiation of the white light and the green light through the holding portion 37. When a flaw or defect is detected, the inspector can align the locating block 35 with the flaw site and register the position by pressing the locating button 38 for subsequent processing. The detection mechanism in the embodiment has the advantages of simple structure, convenient operation and low cost, and can be installed in a plurality of working sections of the panel production link, so that personnel can find problems in time and the production yield of the panel is improved.

Referring to fig. 7, the present invention further discloses a detecting apparatus, which includes a rack 100, a conveying mechanism 300, a carrying mechanism 400 and the detecting mechanism 200 as described above, wherein the detecting mechanism 200, the conveying mechanism 300 and the carrying mechanism 400 are all disposed on the rack 100, and the rotating shaft 23 of the detecting mechanism 200 is fixed on the rack 100. The conveying mechanism 300 is used for conveying the panels to the carrying mechanism 400, and specifically, the panels can be conveyed by a conveyor belt; the carrying mechanism 400 is used for carrying the panel to the detection mechanism 200, and specifically, the panel can be sucked by driving the suction cup, then placed on the detection mechanism 200, and then inspected by the inspector.

It should be understood that the technical solutions and the inventive concepts according to the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.

Claims

1. A detection mechanism is characterized by comprising a detection platform, a turnover assembly and a detection assembly, wherein the detection platform is arranged at the driving end of the turnover assembly, and the detection assembly is arranged on the detection platform;

2. The inspection mechanism of claim 1, further comprising a first rail and a second rail, the first rail and the second rail each disposed on the inspection platform in a first direction, the mount disposed at opposite ends on the first rail and the second rail, respectively.

3. The detection mechanism of claim 1, wherein the detection assembly further comprises a third rail disposed on the mount in the second direction, the locating block disposed on the third rail.

4. The detecting mechanism according to claim 1, wherein the detecting assembly further comprises a holding portion disposed on the positioning block or formed by extending outward from the positioning block.

5. The detection mechanism as claimed in claim 1, wherein the detection assembly further comprises a positioning button disposed on the positioning block.

6. The sensing mechanism of claim 1, wherein the sensing lamps comprise a white lamp and a green lamp.

7. The detection mechanism according to claim 4, wherein the detection assembly further comprises a protection plate, the protection plate is arranged on the mounting frame and covered outside the second distance meter and the positioning block, and a sliding groove for the movement of the holding portion is formed in the protection plate.

8. The detecting mechanism according to claim 1, further comprising a positioning assembly, wherein the positioning assembly includes a positioning driving assembly, a supporting member and a positioning member, the positioning driving assembly is disposed on a non-supporting surface of the detecting platform, the supporting member is disposed at a driving end of the positioning driving assembly, the positioning member is disposed on the supporting member, a positioning groove is disposed on the detecting platform, the positioning member is disposed in the positioning groove in a penetrating manner, the positioning member is exposed out of the supporting surface of the detecting platform, and an adjusting space for the positioning member to move is formed in the positioning groove.

9. The detecting mechanism according to claim 1, wherein the flipping unit includes a linear driving unit, a connecting rod and a rotating shaft, the rotating shaft is fixed at a predetermined position, the detecting platform is rotatably connected to the rotating shaft, one end of the connecting rod is rotatably connected to the driving end of the linear driving unit, the other end of the connecting rod is rotatably connected to the detecting platform, and a rotation center line of the other end of the connecting rod is not coincident with a rotation center line of the rotating shaft.

10. An inspection apparatus comprising a frame, a conveying mechanism, a carrying mechanism, and the inspection mechanism of any one of claims 1 to 9, wherein the inspection mechanism, the conveying mechanism, and the carrying mechanism are all disposed on the frame, the conveying mechanism is configured to convey a panel to the carrying mechanism, and the carrying mechanism is configured to carry the panel to the inspection mechanism.