CN107826745B - Panel detection device - Google Patents

Abstract

The invention relates to the technical field of panel optical detection devices, in particular to a panel detection device. Including the base, its characterized in that: the base is sequentially provided with a film sending device along the conveying direction of the panel, and the film sending device is used for bearing the panel to be detected which is to be transferred to the detection platform of the automatic optical detection equipment; the automatic optical detection device is used for carrying out optical detection on the panel to be detected on the detection platform; the discharging device is used for conveying the panel which is detected and identified as a finished product by the automatic optical detection device; and the storage device is used for storing the panel which is detected and identified as the NG by the automatic optical detection device. The panel detection device disclosed by the invention is reasonable in structural arrangement, high in panel detection efficiency, and great in popularization value, and the panel detection efficiency is greatly improved.

Description

Panel detection device

Technical Field

The invention relates to the technical field of panel optical detection devices, in particular to a panel detection device.

Background

AOI (Automatic Optic Inspection, automated optical inspection) is a technique that detects common defects encountered in manufacturing based on optical principles. In the liquid crystal Panel manufacturing industry, AOI equipment can be used to inspect panels. When in detection, the display panel is placed on the detection machine platform for alignment, then the image pickup unit collects image information of the display panel along the X axis or the Y axis of the display panel after the alignment is completed, the computer processes the original photo, then the processed image is subjected to image segmentation, and the target is separated. The target is then compared to Defect parameters (Defect Spec), including Size, length, contrast, SEMU (plug Mu Zhibiao), etc. Targets meeting the requirements of the defect parameters are detected by the AOI device and considered as defects.

The automatic optical detection in the prior art generally cannot realize the pipelined detection, and usually, the manual or mechanical carrying panel refers to an optical detection object stage, and then after the detection is finished, the manual or mechanical carrying panel reaches a designated position, so that the efficiency is low, a large amount of manpower and material resources are required to be consumed, the detection speed is extremely limited, and the large-scale popularization and use are difficult.

Disclosure of Invention

The invention aims to solve the problems of low automatic optical detection efficiency and great consumption of manpower and material resources in the prior art in the background art, and provides a panel detection device.

The technical scheme of the invention is as follows: the utility model provides a panel detection device, includes base, its characterized in that: the base is sequentially provided with a plurality of rollers along the conveying direction of the panel,

the film sending device is used for bearing a panel to be detected which is to be transferred to a detection platform of the automatic optical detection equipment;

the automatic optical detection device is used for carrying out optical detection on the panel to be detected on the detection platform;

the discharging device is used for conveying the panel which is detected and identified as a finished product by the automatic optical detection device; and the storage device is used for storing the panel which is detected and identified as the NG by the automatic optical detection device.

A feeding device is arranged in front of the further slice distributing device; the feeding device comprises a feeding belt at the upstream end and a leaning device at the downstream end; the positioning device comprises a first roller group arranged along the Y direction, a second roller group arranged along the Z direction and a third roller group; the first roller group is connected with the feeding belt and bears the panel together with the feeding belt; the second roller group can be movably penetrated in the gap of the first roller group along the Y direction and is used for stopping the two sides of the panel along the Y direction; the third roller group is arranged on one side of the first roller group relative to the feeding belt along the Z direction and is used for stopping the panel from X to one side.

An alignment device is further arranged between the feeding device and the wafer dispatching device, and comprises an alignment platform and a CCD sensor which are electrically connected; the alignment platform comprises an X-direction adjusting device, a Y-direction adjusting device and a first rotating table, and is used for adjusting X, Y and theta according to position information fed back by the CCD sensor.

Further the device of sending a piece include bracket, X to track and first sucking disc, first sucking disc passes through support and X to track sliding connection to can follow Z on the support is to track lift, first sucking disc is used for carrying panel to one or more panel on the bracket place the station from the alignment device.

The automatic optical detection device further comprises a detection platform and a detection module; the detection platform comprises a Y-direction guide structure and a lamp box, wherein the Y-direction guide structure is arranged on the base along the Y direction, and the lamp box is connected to the Y-direction guide structure in a sliding manner; the detection module comprises a portal frame and a detection head which are fixed on the base, and the detection head is slidably arranged on the portal frame along the Z direction.

The Y-direction guiding structure further comprises at least two layers of multi-layer detection table tracks which are arranged at intervals along the Z direction; the detection table tracks are arranged along the Y direction, and each layer of detection table track is connected with one detection platform in a sliding manner.

The temporary storage device of the tray for bearing the panel is further arranged in front of the film sending device and comprises two first lifters and a first upper platform; the first upper platform is positioned between the two first lifters, and horizontally moves between the two first lifters and is used for transferring the tray from one of the two first lifters to the other one of the two first lifters.

The temporary storage device further comprises a first lower-layer platform, wherein the first lower-layer platform is positioned between the two first lifters and arranged below the first upper-layer platform, and the first lower-layer platform is used for transferring the tray from one of the two first lifters.

Further strorage device include second lift and second upper strata platform, second upper strata platform level set up and perpendicular connect in the second lift, second upper strata platform horizontal migration is used for transporting the tray to the second lift on.

Further the storage device further comprises a second lower-layer platform, wherein the second lower-layer platform is arranged below the second upper-layer platform in parallel and is used for transferring the tray on the second lifter.

The invention has the advantages that: 1. the alignment, the film dispatching, the automatic optical detection and the storage device are integrated on the base, so that the whole panel detection process is highly automated, the efficiency of the panel optical detection is greatly improved, a large amount of manpower investment is reduced, and the method has great popularization value;

2. the single-side leaning device is arranged on the feeding belt, so that the conveyed panel can be initially positioned, the panel can be stably and safely absorbed in the subsequent absorption process, and the accuracy of the subsequent accurate alignment is also improved;

3. by arranging the alignment device, each panel can be accurately aligned, so that the wire plugging and detection can be conveniently carried out during subsequent processing, the occurrence probability of errors is reduced, and the detection accuracy is improved;

4. By arranging the multi-layer lamp box structure on the automatic optical detection device, the whole device can detect a large number of panels at one time, so that the detection efficiency is greatly improved, and the detection cost is reduced;

5. by arranging a plurality of groups of automatic optical detection devices on the base and connecting all the automatic optical detection devices by using an X-direction track crossing a second Y-direction track, the efficiency of panel detection can be greatly improved, and a large quantity of panel detection can be performed;

6. the temporary storage device is arranged on the base, so that the damage to the panel caused by the fact that the feeding belt is accumulated on the base due to the fact that the follow-up procedure breaks down is avoided, the temporarily stored panel can be conveniently and re-entered into the production process, and a large amount of manpower and material resources are saved;

7. through setting up strorage device in ejection of compact belt one side, can be quick convenient collect NG article panel, the follow-up processing of being convenient for, and can be convenient distinguish good product and NG article, saved the manpower input.

The panel detection device disclosed by the invention is reasonable in structural arrangement and high in panel detection efficiency, and can effectively reduce the labor cost and the detection cost of a panel detection procedure by considering various conditions in panel detection, so that the panel detection efficiency is greatly improved, and the panel detection device has great popularization value.

Drawings

Fig. 1: a top view of the present invention;

fig. 2: an axial view of the present invention;

fig. 3: an axial view of the three-side positioning device;

fig. 4: the three-side leaning device is a top view;

fig. 5: a top view of the alignment device of the invention;

fig. 6: side view of the alignment device of the present invention;

fig. 7: the top view of the film sending device of the invention;

fig. 8: side view of the patch device of the invention;

fig. 9: the top view of the lamp box of the automatic optical detection device is provided;

fig. 10: the automatic optical detection device of the invention has a lamp box axial view;

fig. 11: the camera arrangement structure diagram of the automatic optical detection device is provided;

fig. 12: a top view of the transfer device of the present invention;

fig. 13: the temporary storage device is in an axial view;

fig. 14: side view of temporary storage device of the invention;

fig. 15: the clamping structure of the temporary storage device is schematically shown;

fig. 16: a cross beam top view of the temporary storage device;

fig. 17: a cross beam side view of the temporary storage device of the invention;

fig. 18: a side view of the storage device of the present invention;

fig. 19: an axial view of the storage device of the present invention;

fig. 20: a side view of a lifting mechanism of the storage device;

Fig. 21: the storage device of the invention a top view of the lifting mechanism of (a);

fig. 22: the storage device of the invention a top view of the clamping mechanism;

fig. 23: the first film taking device is structurally schematic;

fig. 24: an axial view of a second film taking device of the invention;

fig. 25: a side view of the second sheet taking device of the present invention;

wherein: 1-a feeding device; 1.1-a first roller group; 1.2-a second roller group; 1.3-a third roller group; 2-an alignment device; 2.1-X direction adjusting device; 2.2-Y direction adjusting device; 2.3-a first turntable; 2.4-supporting plate; 2.5-CCD sensor; 3-a film sending device; 3.1-a bracket; 3.2-a first suction cup; 3.3-X direction track; 3.4-a bracket; 3.5-Z track; 4-an automatic optical detection device; 4.1-a lamp box; 4.2-a portal; 4.3—detect head rail; 4.4-a detection head; 4.5-detecting the table track; 5-temporary storage device; 5.1-a first elevator; 5.2-a first upper stage; 5.3-a first lower deck; 5.4-a first temporary storage unit; 5.5-a first transfer unit; 5.6—a first rail; 5.7-a second guide rail; 5.8-a first lifting cylinder; 5.9-a second lifting cylinder; 5.10—a first base plate; 5.11-a cross beam; 5.12-clamping plate; 5.13—a first clamping cylinder; 5.14—a first cross plate; 5.15—a first riser; 5.16—a first side plate; 5.17-through holes; 5.18-screw holes; 5.19-a second cross plate; 5.20—a second riser; 5.21-a second side plate; 5.22-supporting beams; 5.23-a boss; 5.24-fixing blocks; 5.25-sliding grooves; 5.26-a guide rod; 5.27-a slider; 6, a storage device; 6.1-a second elevator; 6.2-a second upper stage; 6.3-a second lower level platform; 6.4-a first Z-direction guide rail; 6.5-a second bottom plate; 6.6-a third lifting cylinder; 6.7, a roller conveyer belt; 6.8-a transfer platform; 6.9-X direction slide rail; 6.10—a first mounting plate; 6.11-a first Y-guide rail; 6.12-a second clamping cylinder; 6.13-a first clamping cross plate; 6.14—a first clamping riser; 6.15—a first clamping side plate; 6.16-a support; 6.17-a second Z-direction guide rail; 6.18—a second mounting plate; 6.19-a second Y-track; 6.20—a third mounting plate; 6.21-a third Z-direction guide rail; 6.22-a second clamping cross plate; 6.23-a second clamping riser; 6.24-a second clamping side plate; 6.25-a third clamping cross plate; 6.26-a third clamping riser; 6.27-a third clamping side plate; 6.28-a second temporary storage unit; 6.29-a second transfer unit; 6.30-fixing the bracket; 7, a base; 8-a first sheet taking device; 8.1-a first film taking X-direction track; 8.2-taking a Y-direction track; 8.3-a first slice taking Z-direction track; 8.4-a second turntable; 8.5-a second sucker; 9-a second sheet taking device; 9.1-a second film taking X-direction track; 9.2-a second slice taking Z-direction track; 9.3-a third sucker; 10-panel; 11-transferring X-direction guide rails; 12-a probe; 13-carriage.

Detailed Description

The invention will now be described in further detail with reference to the drawings and to specific examples.

As shown in fig. 1 to 25, the panel detection device of the present embodiment includes a base 7, the base 7 is a fixed foundation of the whole panel detection device, and the sheet sending device 3, the automatic optical detection device 4 and the discharging device are sequentially arranged on the base 7 along the conveying direction of the panel.

As shown in fig. 3 to 4, a feeding device 1 is provided in front of the sheet feeding device 3, and the feeding device 1 includes a feeding belt at an upstream end and a positioning device at a downstream end. The feeding belt is arranged along the X direction, and one discharging end of the feeding belt is connected with the leaning device. The leaning device comprises a first roller group 1.1, a second roller group 1.2 and a third roller group 1.3, wherein the first roller group 1.1 is connected with a feeding belt and bears a panel together with the feeding belt, the first roller group 1.1 comprises a plurality of rollers horizontally arranged along the Y direction, the second roller group 1.2 is provided with two groups, and is arranged in a gap of the first roller group 1.1 in a penetrating manner along the Z direction, the second roller group 1.2 can move along the Y direction and is used for extruding the panel arranged on the first roller group 1.1 to a proper position, two sides of the Y direction of the panel are limited, and the second roller group 1.2 comprises a plurality of rollers arranged along the Z direction. The third roller group 1.3 is arranged on one side of the first roller group 1.1 relative to the feeding belt, the third roller group 1.3 comprises a plurality of rollers arranged along the Z direction, and the third roller group 1.3 is used for limiting one side of the panel in the X direction. The three sides of the panel are limited by the two groups of second roller groups 1.2 and the group of third roller groups 1.3, so that a three-side leaning device is formed, and the panel is initially positioned.

When the panel 10 enters the first roller group 1.1 from the discharging end of the feeding belt, the first roller group 1.1 drives the panel 10 to move continuously along the X direction, the two groups of second roller groups 1.2 move along the Y direction, the panel is clamped between the two groups of second roller groups 1.2, the panel moves along the X direction under the action of the first roller group 1.1 until stopping continuously moving along the X direction under the action of the third roller group 1.3, three sides of the panel are limited by the two groups of second roller groups 1.2 and the group of third roller groups 1.3 respectively, so that the panel 10 can be ensured to be in a rough range, the panel 10 is initially positioned, and the grabbing of a manipulator is facilitated.

As shown in fig. 5 to 6, an alignment device 2 is disposed between the feeding device 1 and the slice sending device 3, and the alignment device 2 includes an alignment platform and a CCD sensor 2.5 that are electrically connected. The alignment device 2 is used for accurately positioning the panel 10, so as to ensure that the panel 10 is positioned at a defined design position, and facilitate accurate grabbing of the subsequent film-sending device 3. The alignment platform comprises an X-direction adjusting device 2.1, a Y-direction adjusting device 2.2 and a first rotary table 2.3, and adjusts the directions X, Y and theta according to position information fed back by the CCD sensor 2.5. The θ direction in this embodiment refers to the rotation direction with the Z-direction straight line as the rotation axis.

The X-direction adjusting device 2.1 of the present embodiment includes an alignment X-direction rail disposed on the base along the X-direction, and the Y-direction adjusting device 2.2 includes an alignment Y-direction rail disposed on the alignment X-direction rail along the Y-direction and slidably connected to the alignment Y-direction rail by a first turntable 2.3. The first turntable 2.3 is provided with a pallet 2.4 for supporting the panel. In order to ensure accurate adjustment of the panel 10, the embodiment feeds back the panel position through the CCD sensor 2.5, and the CCD sensor 2.5 is in data connection with a motor for driving the alignment Y-direction track to move along the X-direction, driving the first rotating table 2.3 to move along the Y-direction and driving the first rotating table 2.3 to rotate. The CCD sensor 2.5 transmits the position of the panel 10 to a control system which controls the accurate operation of the motors of the various parts, thereby adjusting the panel 10 to the design position.

As shown in fig. 7 to 8, after the panel 10 is precisely moved to the design position, the panel 10 needs to be grasped to the dispatch device 3 for transfer. The film sending device 3 comprises a bracket 3.1 and a first sucking disc 3.2 which adsorbs a panel from the alignment device 1 to the bracket 3.1, an X-direction track 3.3 which is arranged along the X direction is arranged on a base 7, a bracket 3.4 is connected to the X-direction track 3.3 in a sliding manner, a Z-direction track 3.5 which is arranged along the Z direction is arranged on the bracket 3.4, the first sucking disc 3.2 is connected to the Z-direction track 3.5 in a sliding manner, the bracket 3.1 and the X-direction track 3.3 are arranged along the Y direction at intervals, and at least one panel placing station is arranged on the bracket 3.1. The X-direction rail 3.3 of this embodiment is a rail structure suspended from the base 7, the X-direction rail 3.3 extends above the X-direction adjusting device 2.1, the two have an overlap in the Z-direction so that the first suction cups 3.2 on the X-direction track 3.3 can grip the panel 10 on the pallet 2.4.

In order to improve the detection efficiency, the embodiment can be provided with a plurality of platforms on the bracket 3.1, the platforms are arranged at intervals along the X direction, all the platforms are connected in series through one X-direction track 3.3, and as shown in fig. 7-8, two platforms, namely two panel placing stations are provided. The first suction cups 3.2 grip the panel 10 from the pallet 2.4 onto the carrier 3.1, the first suction cups 3.2 being driven to effect movement along the X-direction track 3.3 and movement along the Z-direction track 3.5. The specific grabbing action is that the panel is firstly moved to the upper part of the supporting plate 2.4 along the X-direction track 3.3, is moved to the adsorption panel 10 along the Z-direction track 3.5, and is adsorbed to the panel 10 along the Z-direction track 3.5 after the adsorption is stable, the panel 10 is separated from the supporting plate 2.4, and is continuously moved to the upper part of the supporting plate 3.1 along the X-direction track 3.3, and the panel 10 is placed, so that the transfer of the panel 10 is completed.

As shown in fig. 9 to 11, the panel 10 enters the automatic optical inspection device 4 from the dispatch device 3 to be inspected. The automatic optical detection device 4 comprises a detection platform and a detection module. The detection platform comprises a Y-direction guiding structure and a lamp box 4.1, wherein the Y-direction guiding structure is arranged on the base along the Y direction, and the lamp box is connected to the Y-direction guiding structure in a sliding manner. The Y-direction guiding structure comprises at least two layers of multi-layer detection table tracks 4.5 which are arranged at intervals along the Z direction, the detection table tracks 4.5 are arranged along the Y direction, and each layer of detection table track 4.5 is connected with at least two lamp boxes 4.1 which are arranged in parallel along the X direction in a sliding manner. Gaps are reserved between the two layers of detection table tracks 4.5 in the Y direction, so that the lamp boxes 4.1 on the two layers of detection table tracks 4.5 are not shielded. At least two lamp boxes 4.1 are arranged on each detection table track 4.5 at intervals along the X direction, namely two panels 10 can be detected at a time by automatic AOI. Each automatic optical detection device 4 corresponds to four groups of light boxes 4.1.

The detection module comprises a portal 4.2 fixed on a base, a detection head track 4.3 arranged on the portal 4.2 along the Z direction and a detection head 4.4 connected to the detection head track 4.3 in a sliding manner, wherein the portal 4.2 is suspended above a detection table track 4.5, the detection head 4.4 is suspended on a travelling route of the lamp box 4.1 along the Y direction, and the detection head 4.4 is ensured to irradiate a panel 10 on the lamp box 4.1. In practice, two groups of detection heads 4.4 are arranged on each portal 4.2, and the number of the detection heads 4.4 corresponds to the number of the lamp boxes 4.1 on each detection table track 4.5 below.

During detection, the panel 10 is placed on the lamp box 4.1, the lamp box 4.1 is driven to move to the lower part of the detection head 4.4 along the detection table track 4.5, and the detection head 4.4 is driven to move to a proper position along the detection head track 4.3, so that AOI detection on the panel 10 is started. After the detection is completed, the panel 10 can be obtained as a good product or an NG product, so that the subsequent classification is convenient. The embodiment is provided with two groups of automatic optical detection devices 4, the two groups of automatic optical detection devices 4 are arranged in parallel along the X direction, and a maintenance channel is arranged between the two groups of automatic optical detection devices 4.

After the detection of the panel 10 is completed, the panel 10 is transferred to the transfer device. As shown in fig. 12, the transfer device of the present embodiment includes a transfer X-direction rail 11 disposed along the X-direction, a carriage 13 slidably connected to the transfer X-direction rail 11, a plurality of panel storage stations provided on the carriage 13, a probe 12 mounted on the base 7, the probe 12 irradiating the panel 10 placed on the carriage 13, determining the type of the panel 10, and then transmitting determination information to a robot arm, which classifies the panels 10 according to the information. The carriage 13 on the transfer device is driven to move along the transfer X-direction track 11 to the automatic optical detection device 4, receives the detected panel 10, and then moves to one side of the discharging belt to discharge.

In the actual production process, the subsequent working procedure of the feeding belt 1 fails, so that the feeding belt 1 can be fed continuously, but the subsequent working procedure cannot be processed, so that the panel 10 is backlogged, and the whole device is crashed. To cope with this, the present embodiment is provided with a temporary storage device 5 between the feeding belt 1 and the alignment device 2.

The invention will now be described in further detail with reference to the drawings and to specific examples.

As shown in fig. 13 to 17, the panel temporary storage device of the present embodiment includes two first lifters 5.1, and a first upper stage 5.2 and a first lower stage 5.3 located between the two first lifters 5.1, the two first lifters 5.1 are arranged at intervals along the X direction, the first upper stage 5.2 and the first lower stage 5.3 are arranged at intervals along the Z direction, the two first lifters 5.1, the first upper stage 5.2 and the first lower stage 5.3 form an annular transfer storage structure, a large number of trays are stored on the device, and the panel is placed on the trays.

As shown in fig. 13 to 14, the first lifter 5.1 includes a second rail 5.7 disposed along the Z-direction and at least one first base plate 5.10 slidably connected to the second rail 5.7, and the first base plate 5.10 is driven to move along the Z-direction by a second lifting cylinder 5.9 provided to the second rail 5.7. Limiting plates are arranged at two ends of the second guide rail 5.7 along the Z direction, so that the first bottom plate 5.10 and the tray are prevented from moving beyond two ends of the second guide rail 5.7. The stack of trays is placed on the first bottom plate 5.10.

As shown in fig. 13 to 14, the first lower stage 5.3 is used for storing the trays stacked in the transferring manner, the first lower stage 5.3 includes a first temporary storage unit 5.4 and a first transferring unit 5.5, the first temporary storage unit 5.4 includes at least one temporary storage position, and the first transferring unit 5.5 is disposed at two sides of the first temporary storage unit 5.4 for transferring the trays between the first temporary storage unit 5.4 and the first lifter 5.1. The first temporary storage unit 5.4 and the first transfer unit 5.5 in this embodiment are one or a combination of belt drive, roller drive and drum drive.

In the following description of the present embodiment, taking a belt drive as an example, the first temporary storage unit 5.4 includes a first belt disposed along the X direction, and the first belt carries stacked trays along the X direction, and the first belt itself can store a plurality of groups of stacked trays, as shown in fig. 14, and in fact, the first belt can function as both a transfer stack tray and a storage stack tray.

The first transfer unit 5.5 comprises second belts which are respectively arranged at the two sides of the first belt in the X direction, the second belts are arranged in an extending mode along the X direction and comprise two belt sliding rails which are arranged at intervals along the Y direction, and the distance between the two belt sliding rails along the Y direction is smaller than the Y-direction width of the tray and larger than the Y-direction width of the first bottom plate 5.10. The second belt is arranged below the first bottom plate 5.10 rising to the highest position corresponding to the first upper stage 5.2 in the X direction, and the upper end surface of the second belt is higher than the upper end surface of the first bottom plate 5.10 falling to the lowest position corresponding to the first lower stage 5.3. One end of the second belt is connected to the first elevator 5.1 and the other end is connected to the first belt for transferring stacked pallets between the first elevator 5.1 and the first belt.

When the tray on the first bottom plate 5.10 needs to be transferred onto the first belt, the first bottom plate 5.10 moves downwards under the action of the second lifting cylinder 5.9 until the upper surface of the first bottom plate 5.10 is lower than the upper surface of the second belt, and the tray is placed on the second belt. A second belt run, which transfers the trays to the first belt, transfers the trays to the appropriate tray storage station. When the sheet is required to be taken, the first belt is operated to transfer the tray to the second belt, the second belt transfers the tray to the position above the corresponding first bottom plate 5.10, the first bottom plate 5.10 starts to lift the tray, and the tray enters the first lifter 5.1.

After the film taking is completed through the first upper layer platform 5.2, as shown in fig. 13, the first upper layer platform 5.2 of the embodiment includes a first guide rail 5.6, a first lifting cylinder 5.8 and a sliding table, the first guide rail 5.6 is fixed between two first lifters 5.1 along the X direction, the first guide rail 5.6 includes two guide rails arranged at intervals along the Y direction, each guide rail is provided with two groups of first lifting cylinders 5.8, the first lifting cylinders 5.8 are slidably connected to the guide rails, and are driven to move along the guide rails by a driving structure on the guide rails, a cross beam 5.11 horizontally arranged along the X direction is mounted on the two first lifting cylinders 5.8 on each guide rail, the cross beam 5.11 is lifted or lowered along the Z direction under the action of the first lifting cylinders 5.8, a plurality of groups of clamping structures are arranged between the two cross beams 5.11 at intervals along the X direction, and each group of clamping structures corresponds to one pallet clamping station.

As shown in fig. 13 to 17, the clamping structure of this embodiment includes two mounting plates 5.12 disposed on two cross beams 5.11 in a pair facing each other in the Y direction, the mounting plates 5.12 are driven to move in the Y direction by first clamping cylinders 5.13 fixed to the cross beams 5.11, and the end portions of the mounting plates 5.12 are provided with first support plates that can extend between adjacent two trays stacked together, the first support plates being in a zigzag plate-like structure including first cross plates 5.14 fixed to the mounting plates 5.12 in the Y direction, first risers 5.15 fixed to the first cross plates 5.14 in the Z direction, and first side plates 5.16 fixed to the first risers 5.15 in the Y direction extending toward the center of the trays. When the tray is used, the mounting plates 5.12 on the two cross beams 5.11 move relatively under the action of the first clamping cylinders 5.13, and the two first side plates 5.16 extend into the notches on the two sides of the tray to clamp the tray between the two first side plates 5.16.

In order to enable each group of clamping structures to correspond to the lateral notches of the tray, the embodiment is provided with a manual adjusting structure on the clamping structures. As shown in fig. 15, an oblong through hole 5.17 arranged along the X direction is formed in the mounting plate 5.12, a screw hole 5.18 corresponding to the through hole 5.17 is formed in the first transverse plate 5.14, a screw rod is arranged in the screw hole 5.18 in a penetrating manner, and the screw rod penetrates through the through hole 5.17 and the screw hole 5.18 to connect the mounting plate 5.12 and the first transverse plate 5.14 into a whole. By loosening the mounting plate 5.12 from the first transverse plate 5.14 when rotating the screw, moving the position of the screw in the through hole 5.17 along the length direction of the through hole 5.17 and adjusting the relative position of the first transverse plate 5.14 and the mounting plate 5.12, the clamping position of the first side plate 5.16 in each group of clamping structures can be adjusted to correspond to the notch of the tray.

When in actual use, the adjacent trays are stacked together to easily adhere, if two trays are adhered together, the adhered trays move along with the whole clamping structure easily when the clamping structure clamps the trays, and the adhered trays fall in the moving process to be damaged. In order to avoid this, the mounting plate 5.12 is provided with a dicing device. Only two groups of clamping structures with two sides in the X direction of the cross beam 5.11 and the first lifter 5.1 are possibly adhered, so that only the two groups of clamping structures are required to be provided with the slicing device. The tray slicing devices are arranged on the two groups of clamping structures on two sides of the cross beam 5.11X, each slicing device comprises a second supporting plate which can extend into a space between two adjacent trays stacked together, each second supporting plate is a Z-shaped platy structure which is arranged on the mounting plate 5.12 and is driven to move along the Z direction through a slicing cylinder on the mounting plate 5.12, and each pallet slicing device comprises a second cross plate 5.19 fixed on the slicing cylinder, a second vertical plate 5.20 fixed on the second cross plate 5.19 and arranged along the Z direction, and a second side plate 5.21 fixed on the second vertical plate 5.20 and extending along the Y direction towards the center of the tray. After the sheet is taken, the second side plate 5.21 also stretches into the notch of the tray, and the second side plate 5.21 moves downwards along the Z direction under the drive of the sheet-dividing cylinder so as to force the adhered tray to be separated from the well-clamped tray.

In this embodiment, two first support plates are disposed on each mounting plate 5.12, and the two first support plates are disposed at intervals along the X direction, and a second support plate is disposed between the two first support plates. In practice, a fixed block 5.24 is installed between the second supporting plate and the mounting plate, a chute 5.25 extending along the Z direction is formed in the fixed block 5.24, the chute 5.25 is connected to a sliding block 5.27 in a sliding mode, a guide rod 5.26 arranged along the Z direction is arranged between the sliding block 5.27 and the second transverse plate 5.19, and the sliding block 5.27 slides up and down in the chute 5.25 under the driving of a slicing cylinder, so that slicing of the tray is realized.

The cross beam 5.11 of this embodiment is provided with a plurality of groups of clamping structures, each group of clamping structures corresponds to a tray clamping station, when in actual use, the cross beam 5.11 moves a tray along the X direction to move a tray onto the first lifter 5.1, after the movement is completed, the tray on the cross beam 5.11 needs to be placed, and then returns to the clamping position along the X direction to clamp a new tray. The first upper platform 5.2 of this embodiment includes a sliding table for placing trays, as shown in fig. 16 to 17, the sliding table includes two support beams 5.22 horizontally arranged between the two first lifters 5.1 along the X direction, the distance between the two support beams 5.22 along the Y direction is smaller than the width of the tray along the Y direction, each support beam 5.22 is provided with a boss 5.23 for limiting the movement of the tray along the X direction on two sides of the X direction corresponding to each tray placing station, and the boss 5.23 is a protruding structure protruding from the surface of the support beam 5.22 along the Z direction. A plurality of tray placing stations are arranged on the supporting beam 5.22, the trays are placed on the tray placing stations, and the two sides of the stations limit the X-direction movement through the boss 5.23. Since there is one pallet on the cross beam 5.11 to be placed on the first elevator 5.1, there is one less pallet placement station on the support beam 5.22 than there is on the cross beam 5.11.

As shown in fig. 16, the cross beam 5.11 of the present embodiment is provided with four pallet clamping stations, the support beam 2.14 is provided with three pallet placing stations, and the first belt is provided with three pallet storing stations.

When the tray is placed, the left lifter on the left side in fig. 14 lifts the stack of trays to be flush with the first upper-layer platform 5.2, the manipulator places the panel on the tray on the top layer, the cross beam 5.11 in the first upper-layer platform 5.2 moves to the upper side of the tray along the first guide rail 5.6, the first side plate 5.16 and the second side plate 5.21 move towards each other along the mounting plate 5.12 under the driving of the first clamping cylinder 5.13 and extend into the notch of the tray, the cross beam 5.11 moves upwards along the Z direction under the action of the first lifting cylinder 5.8, the second side plate 5.21 moves downwards along the Z direction under the driving of the slicing cylinder, and the adhered tray is forced to be separated from the clamped tray. The cross beam 5.11 moves one pallet clamping station along the first guide rail 5.6 towards the right elevator, at this time, the pallet on the right side of the cross beam 5.11 is just above the right elevator, the cross beam 5.11 moves downwards along the Z direction under the action of the first lifting cylinder 2.2, the clamped pallet on the cross beam 5.11 falls onto the supporting beam 5.22, rests on the pallet placing station on the supporting beam 5.22, and the pallet on the clamping structure on the right falls onto the first bottom plate 5.10 of the right elevator.

After the pallet is placed on the first bottom plate 5.10 of the right side lifter, the cross beam 5.11 is lifted under the action of the first lifting cylinder 1.2, then a pallet clamping station is moved to the left side lifter, the left side clamping structure is moved to the position above the pallet of the left side lifter, the Z-direction height is adjusted, the pallet is clamped again by the clamping structure, and the pallet is transferred to the first bottom plate 5.10 of the right side lifter according to the process until all the pallets on the first bottom plate 5.10 of the left side lifter are transferred to the first bottom plate 5.10 of the right side lifter.

When the trays on the first bottom plate 5.10 of the right lifter are stacked to the designed height, the first bottom plate 5.10 moves downwards under the action of the second lifting air cylinder 5.9 until the stacked trays are seated on second belts corresponding to the first bottom plate 5.10, the second belts transfer the stacked trays to the first belts along the X direction, and the first belts transfer the stacked trays to proper tray storage stations to complete the sheet placing process.

When the stacked trays are taken out, the second belt is used for conveying the stacked trays to the second belt, the first bottom plate 5.10 of the right lifter is driven by the second lifting cylinder 5.9 to move upwards along the Z direction, the stacked trays are moved to the sheet taking position, and the manipulator is used for taking out the panels on the trays on the top layer.

The cross beam 5.11 moves to the right above the right lifter along the first guide rail 5.6 along the X direction, the clamping structure on the right side of the cross beam 5.11 starts to clamp the uppermost layer of trays on the stacking trays of the right lifter, the bonded trays are separated by the slicing device, the cross beam 5.11 moves to the left lifter along the X direction to form a tray clamping station, the cross beam 5.11 is lowered, the left tray is lowered onto the first bottom plate 5.10 of the left lifter, and the trays of other clamping structures are lowered onto the supporting beam 5.22.

This movement is continued until all of the trays on the right side elevator are transferred to the left side elevator and all of the panels on the trays are entered into the production line.

As shown in fig. 14, there are three tray storage stations on the first belt of the present embodiment, and one tray storage station on the second belt on both sides (one tray storage station needs to be reserved to facilitate the transfer of the whole tray), and there are four tray storage stations in total. Each tray storage station can store 15 trays, namely 60 trays can be stored on the first lower layer platform 5.3.

The first upper platform 5.2 is provided with four single-chip tray clamping stations, so that four trays can be stored, in this embodiment, 64 trays can be stored altogether, 2-4 products can be placed on each tray, the retention time of a single product on a production line is 7S, that is to say, 128-256 products can be temporarily stored in this embodiment, the temporary storage time is 15-30 min, and the maintenance time when the production line has a fault problem is greatly relieved. The panel 10 of this embodiment is distinguished into good product and NG article after AOI detection, wherein the good product panel is transported through ejection of compact belt and leaves, and in the storage device 6 is moved to NG article panel. As shown in fig. 18 to 22, the storage device 6 of the present embodiment is similar in structure to the temporary storage device 5, except that the panels 10 stored in the storage device 6 are not re-entered into the production process. Thus, only one set of second lifts 6.1 is provided in the storage device 6.

Referring to fig. 18 to 22, a panel storage device includes a second lifter 6.1 for carrying and driving a tray to lift in a Z direction, where the second lifter 6.1 of this embodiment is used to connect a manual empty tray placement position and a manual full tray transport position. The second elevator 6.1 comprises a first Z-rail 6.4 arranged in the Z-direction and at least one second floor 6.5 slidingly connected to the first Z-rail 6.4, the second floor 6.5 being arranged to carry the pallet and being driven in the Z-direction by a third elevator cylinder 6.6 on the first Z-rail 6.4. The tray is placed on the second bottom plate 6.5 and moves up and down along the first Z-guide 6.4 under the action of the third lifting cylinder 6.6.

The upper end of the second lifter 6.1 is connected with a second upper layer platform 6.2, the second upper layer platform 6.2 is horizontally arranged and vertically connected with the second lifter 6.1, the second upper layer platform 6.2 horizontally moves to transfer the tray onto the second lifter 6.1, and the Z direction is vertical to the horizontal direction.

The upper layer platform comprises a transfer platform 6.8 and a clamping device. The transferring platform 6.8 is horizontally arranged along the X direction and is used for carrying the empty tray manually placed to the position to be clamped. As shown in fig. 18 to 22, one end of the transfer platform 6.8 is connected with a roller conveyer belt 6.7, the roller conveyer belt 6.7 comprises a plurality of rollers which are arranged at intervals along the Y direction, the rollers are horizontally arranged along the X direction, the rollers are driven to rotate around the axis of the rollers by a driving device, the stacked empty trays are manually placed on the roller conveyer belt 6.7, and the roller conveyer belt 6.7 transfers the empty trays to a manual empty tray placing station at one end of the transfer platform 6.8.

The transfer platform 6.8 is driven to transfer the empty tray along the X direction to a tray clamping station at the other end of the transfer platform 6.8 along the X direction. The transfer platform 6.8 is one or a combination of belt drive, roller drive. Baffle plates are arranged on two sides of the starting end of the station for placing the empty tray on the transfer platform 6.8, so that the empty tray conveyed by the roller conveyor belt 6.7 cannot deviate from the transfer platform 6.8 under the inertia effect. The stop block is arranged on the transfer platform 6.8 as the end of the tray clamping station, so that the tray is prevented from moving out of the transfer platform 6.8 along the X direction.

The clamping device of the embodiment consists of three parts, namely a clamping mechanism used for clamping single empty trays from a tray clamping station of the transfer platform 6.8 to the second lifter 6.1, a lifting mechanism used for lifting the empty trays stacked on the tray clamping station along the Z direction to separate the empty trays from the transfer platform 6.8, and a slicing mechanism used for separating the single trays adhered below the stack of trays lifted by the lifting mechanism.

As shown in fig. 18 to 22, the clamping mechanism comprises two X-direction sliding rails 6.9 horizontally arranged along the X-direction, a first mounting plate 6.10 and a first supporting plate which are slidably connected to the X-direction sliding rails 6.9, and the two X-direction sliding rails 6.9 are arranged at intervals along the Y-direction. A first Y-direction guide rail 6.11 arranged along the Y direction is arranged on the first mounting plate 6.10, the first support plate comprises a first clamping transverse plate 6.13 which is connected to the first Y-direction guide rail 6.11 in a sliding mode, and the first support plate is driven to move along the Y direction through a second clamping cylinder 6.12 on the first mounting plate 6.10, so that clamping of an empty tray is achieved.

The first supporting plate further comprises a first clamping vertical plate 6.14 which is fixed at the end part of the first clamping transverse plate 6.13 and is arranged along the Z direction, a first clamping side plate 6.15 which is fixed at the lower end of the first clamping vertical plate 6.14 and extends between two X-direction sliding rails 6.9 which are arranged along the Y direction, and under the driving action of the second clamping cylinder 6.12, the two first clamping side plates 6.15 on the two X-direction sliding rails 6.9 move between the two X-direction sliding rails 6.9 along the Y direction to clamp a single tray, and then move onto the lifter along the X-direction sliding rails 6.9 under the driving of the driving device. After moving into place, the two first clamping side plates 6.15 are separated from the pallet under the drive of the second clamping cylinder 6.12, and the pallet is placed on the second lifter 6.1.

The trays at the tray-placing station are a stack of trays stacked together, but the holding mechanism carries a single tray at a time, so that it is necessary to separate one tray from the stack of trays. As shown in fig. 20 to 21, the lifting mechanism of the present embodiment includes a second support plate and a first lifting mechanism. The first lifting mechanism comprises a support 6.16, the support 6.16 is fixed on fixed supports 6.30 on two sides of the Y-direction of the tray clamping station, two opposite supports 6.16 are arranged on two sides of the Y-direction of the tray clamping station, and a second Z-direction guide rail 6.17 arranged along the Z-direction is arranged on the support 6.16. The second Z-shaped guide rail 6.17 is connected with a second mounting plate 6.18 in a sliding manner, a second Y-shaped guide rail 6.19 arranged along the Y direction is arranged on the second mounting plate 6.18, a third mounting plate 6.20 is connected with the second Y-shaped guide rail 6.19 in a sliding manner, and a second supporting plate is arranged on the third mounting plate 6.20.

The third mounting plate 6.20 is provided with a plurality of positioning plates which are arranged at intervals along the Z direction, the positioning plates are provided with oblong through holes which extend along the X direction, the second support plates comprise second clamping transverse plates 6.22 which are fixed in the oblong through holes through bolts, second clamping vertical plates 6.23 which are arranged along the Z direction and are fixed at the end parts of the second clamping transverse plates 6.22, and third clamping side plates 6.27 which are fixed at the lower ends of the second clamping vertical plates 6.23, each positioning plate is correspondingly provided with a second support plate, each second support plate corresponds to one tray, the third mounting plate 6.20 is driven by a driving device to move along the second Y-direction guide rails 6.19, the second clamping side plates 6.24 are moved along the Y direction and extend between the two trays, and then the second mounting plates 6.18 are moved along the second Z-direction guide rails 6.17 under the driving of the driving device to lift the third mounting plate 6.20 and the clamped stack of trays so as to separate the third mounting plate from the transferring platform 6.8 below.

Each locating plate is provided with an oblong through hole, the second clamping transverse plate 6.22 is fixed in the oblong through hole through bolts, and the position of the second supporting plate in the X direction can be adjusted, so that the second supporting plate is suitable for the positions of notches on two sides of the tray. In practice, at least one locating plate is required on each side of the support 6.16 of the lifting mechanism of this embodiment, i.e. extending between the first and second trays from bottom to top, so that the lowermost tray can be separated from the stacked trays.

The tray separation in this embodiment is performed from bottom to top, which has the advantage that the transfer platform 6.8 and the X-direction slide rail 6.9 can be kept at the same height, and the clamping mechanism does not need to adjust the Z-direction height each time the tray is clamped.

In order to avoid adhesion of the lowermost tray to the stack tray lifted by the lifting mechanism, the present embodiment is provided with a dicing mechanism. As shown in fig. 20 to 21, the slicing mechanism includes a third support plate and a second elevating mechanism. The second lifting mechanism is fixed on the third mounting plate 6.20 and comprises a third Z-shaped guide rail 6.21 which is arranged on the third mounting plate 6.20 along the Z direction, a third supporting plate comprises a third clamping transverse plate 6.25 which is connected to the third Z-shaped guide rail 6.21 in a sliding mode, a third clamping vertical plate 6.26 which is fixed at the end portion of the third clamping transverse plate 6.25 and is arranged along the Z direction, and a third clamping side plate 6.27 which is fixed at the lower end of the third clamping vertical plate 6.26 and is horizontally arranged along the Y direction and extends between two X-direction sliding rails 6.9.

When the stacked trays are lifted by the lifting mechanism, the third supporting plate moves along the third Z-guide rail 6.21 under the drive of the driving device, the third clamping side plate 6.27 extends between the lowest tray and the penultimate tray when the third mounting plate 6.20 moves along the second Y-guide rail 6.19, and the third clamping side plate 6.27 moves downwards along the Z direction to separate the lowest tray adhered on the penultimate tray and prevent the lowest tray from being adhered on the penultimate tray to move along with the lifting mechanism.

The lower extreme of second lift 6.1 links up there is second lower floor's platform 6.3, and second lower floor's platform 6.3 level sets up in second upper strata platform 6.2 below, and second lower floor's platform 6.3 is used for carrying the tray that has placed NG article panel on the second lift 6.1 to the manual handling station department of second lower floor's platform 6.3 one side of keeping away from second lift 6.1.

The second lower platform 6.3 includes a second temporary storage unit 6.28 and a second transferring unit 6.29, the second temporary storage unit 6.28 includes at least one temporary storage position, and the second transferring unit 6.29 is disposed at two sides of the second temporary storage unit 6.28 for transferring the tray between the second temporary storage unit 6.28 and the manual handling station. The second temporary storage unit 6.28 and the second transfer unit 6.29 are one or a combination of belt drive, roller drive and roller drive.

In the following description of the present embodiment, taking a belt driving as an example, the second temporary storage unit 6.28 includes temporary storage belts arranged along the X direction, and the temporary storage belts can carry stacked trays along the X direction, and the temporary storage belts can store a plurality of groups of stacked trays, as shown in fig. 18 to 19, and in fact, the temporary storage belts can function as both a transfer stack tray and a storage stack tray.

The second transferring unit 6.29 comprises transferring belts which are respectively arranged on two sides of the temporary storage belt in the X direction, the transferring belts are arranged in an extending mode along the X direction and comprise two belt sliding rails which are arranged at intervals along the Y direction, and the distance between the two belt sliding rails along the Y direction is smaller than the Y direction width of the tray and larger than the Y direction width of the second bottom plate 6.5. The transfer belt is arranged below the second bottom plate 6.5 which rises to the highest position corresponding to the second upper layer platform 6.2 along the X direction, and the upper end surface of the transfer belt is higher than the upper end surface of the second bottom plate 6.5 which descends to the lowest position corresponding to the second lower layer platform 6.3. One end of the transfer belt is connected with the second lifter 6.1, and the other end of the transfer belt is connected with the temporary storage belt, and is used for transferring trays stacked together between the second lifter 6.1 and the first belt.

When the pallet on the second bottom plate 6.5 needs to be transferred onto the temporary storage belt, the second bottom plate 6.5 moves downwards under the action of the second lifting cylinder 1.3 until the upper surface of the second bottom plate 6.5 is lower than the upper surface of the transfer belt, and the pallet is placed on the transfer belt. And the transfer belt runs to convey the tray to the temporary storage belt, and the temporary storage belt runs to convey the tray to a proper tray storage station. When carrying is needed, the pallet can be transferred onto the transfer belt by operating the temporary storage belt, and the transfer belt transfers the pallet to one side of the temporary storage unit, which is opposite to the second lifter 6.1, and then is manually carried away.

In actual operation, empty trays stacked in manual carrying are placed on the roller conveying belt 6.7, the roller conveying belt 6.7 moves the empty trays to the transfer platform 6.8, and the transfer platform 6.8 drives the empty trays to move to the terminating end of the transfer platform 6.8 along the X direction.

The second mounting plate 6.18 moves along the second Z-guide rail 6.17 under the drive of the driving device, so that the second clamping side plate 6.24 and the third clamping side plate 6.27 at the lowest layer correspond to the gap between the tray at the lowest layer and the tray at the last but one layer, the third mounting plate 6.20 is driven to move along the second Y-guide rail 6.19, the second clamping side plate 6.24 and the third clamping side plate 6.27 extend into the gap between the tray at the lowest layer and the tray at the last but one layer, and at the moment, the second clamping side plate 6.24 clamps the trays except the tray at the lowest layer.

The second mounting plate 6.18 is driven to move upwards along the second Z-guide rail 6.17 and the stacked trays move upwards, and the stacked trays are separated from the transfer platform 6.8 below. The third support plate is driven to move downwards along the third Z-guide rail 6.21 and the third clamping side plate 6.27 moves downwards along the Z-direction to separate the lowest layer of trays possibly adhered under the penultimate layer of trays, and the lowest layer of trays are placed on the tray clamping station of the transfer platform 6.8.

The first mounting plate 6.10 moves to the two sides of the Y-direction of the tray clamping station along the X-direction sliding rail 6.9, the first clamping side plate 6.15 horizontally moves along the Y-direction under the drive of the second clamping cylinder 6.12 and stretches into the notch of the two sides of the Y-direction of the lowest tray on the tray clamping station to clamp the tray.

The first mounting plate 6.10 moves to the upper part of the second lifter 6.1 along the X-direction sliding rail 6.9, the second clamping cylinder 6.12 drives the first clamping side plate 6.15 to move along the Y-direction away from one side in the middle of the two X-direction sliding rails 6.9, so that the first clamping side plate 6.15 is separated from the tray, the tray falls on the second bottom plate 6.5 of the second lifter 6.1, and the NG panel is placed on the tray on the second bottom plate 6.5 through a mechanical arm.

The second bottom plate 6.5 descends by one tray thickness under the action of the third lifting cylinder 6.6, and waits for the placement of the next tray to be sequentially carried out until the placement of the tray on the second bottom plate 6.5 is completed. The third lifting cylinder 6.6 drives the second bottom plate 6.5 to move downwards to the second transfer unit 6.29, the tray is placed on the second transfer unit 6.29, the second transfer unit 6.29 transfers the tray to the second temporary storage unit 6.28, the second temporary storage unit 6.28 drives the tray to move to a manual full tray transfer station, and then the tray full of the panel is carried away in a manual transfer mode. In actual operation, the panel is transported by the material taking device in the whole detection process. The take-out device of this embodiment comprises a first take-out device 8 and a second take-out device 9. As shown in fig. 2, the first sheet taking device 8 of the present embodiment is used for taking and placing the panel on the feeding belt 1 onto the alignment device 2, or onto the panel temporary storage device 5 on the feeding belt 1, or taking and placing the panel on the temporary storage device 5 onto the alignment device 2, or transferring the panel on the transferring device onto the discharging belt, or transferring the panel on the transferring device onto the storing device 6.

As shown in fig. 23, the first film taking device 8 of the present embodiment includes a first film taking X-direction rail 8.1 disposed along the X-direction, a film taking Y-direction rail 8.2 disposed along the Y-direction and slidably connected to the first film taking X-direction rail 8.1, a first film taking Z-direction rail 8.3 disposed along the Z-direction and slidably connected to the film taking Y-direction rail 8.2, and a second turntable 8.4 fixed to the first film taking Z-direction rail 8.3 and rotatable about a Z-direction vertical axis, wherein the film taking Y-direction rail 8.2 is disposed along the Y-direction, one end of the film taking Y-direction rail extends above the first lifter 5.1 or the second lifter 6.1, and the second turntable 8.4 is provided with a second suction cup 8.5.

When the first sheet taking device 8 takes sheets, the position of the second sucker 8.5 is adjusted through three directions and corners, so that the second sucker is opposite to the panel below, and then the second sucker 8.5 moves downwards to adsorb the panel under the driving of the driving device, so that the panel is transferred to the appointed position.

As shown in fig. 24 to 25, the second film taking device 9 of the present embodiment is shown, the second film taking device 9 is located between the film sending device 3 and the automatic optical detection device 4, and the second film taking device 9 includes a second film taking X-direction rail 9.1 disposed on the base along the X-direction, a second film taking Z-direction rail 9.2 slidably connected to the second film taking X-direction rail 9.1 and disposed along the Z-direction, and a third suction cup 9.3 slidably connected to the second film taking Z-direction rail 9.2. The second film taking X-direction track 9.1 of this embodiment is disposed on a stand column on the base 7, the stand column supports the second film taking X-direction track 9.1, so that the second film taking X-direction track 9.1 is suspended above the base 7, one end of the second film taking X-direction track 9.1 extends above the bracket 3.1 of the film sending device 3, the other end of the second film taking X-direction track crosses the detecting table track 4.5 along the X-direction, and the second film taking X-direction track 9.1 and the detecting table track 4.5 are arranged in a cross manner in the Z-direction.

As shown in fig. 1-2, the inspection device of this embodiment has two groups of automatic optical inspection devices 4, the second film taking X-direction rail 9.1 needs to carry the panels of the two groups of automatic optical inspection devices 4, the second film taking X-direction rail 9.1 spans two groups of inspection table rails 4.5, two groups of third suction cups 9.3 are arranged on two sides of the inspection table rails 4.5 along the Y direction, and the two groups of third suction cups 9.3 do not interfere with each other and respectively correspond to different inspection table rails 4.5. The third sucking discs 9.3 move to the position right above the bracket 3.1 along the second film taking X-direction track 9.1, then the sucking panels move downwards along the second film taking Z-direction track 9.2, and two third sucking discs 9.3 are arranged on each side of the second film taking X-direction track 9.1 and correspond to the number of the panels on the bracket 3.1, namely, two panels can be carried in each carrying process and correspond to the number of the lamp boxes 4.1 on each group of detection table tracks 4.5. The third sucker 9.3 sucks the panel and then moves to the lamp box 4.1 along the second film taking X-direction track 9.1, and then the lamp box 4.1 moves to the lower part of the detection head 4.4 along the detection table track 4.5, so that AOI detection is completed.

When the automatic positioning device is used, the panel 10 moves along the feeding belt, moves to the discharging end and enters the positioning device, and the panel 10 is initially positioned through the synergistic effect of the first roller group 1.1, the second roller group 1.2 and the third roller group 1.3.

The second sucker 8.5 of the first sheet taking device 8 is driven by a motor or an air cylinder to move to the upper side of the panel 10 along the X direction, the Y direction and the Z direction, and the second sucker 8.5 adjusts the vertical corner and moves downwards along the Z direction to adsorb the panel 10.

The panel on the second sucker 8.5 has two directions, firstly, when the production operation is normal, the panel is transferred to the alignment device 2 for the next procedure; secondly, when the production operation is abnormal and faults occur, the panel is transported to the tray of the first lifter 5.1, and temporary storage is carried out on the panel.

After the panel enters the first lifter 5.1, the clamping structure on the first upper platform 5.2 gradually transfers the empty tray from the first lifter 5.1 on one side to the first lifter 5.1 on the other side, the second sucker 8.5 places the panel piece needing temporary storage on the tray, after the tray is fully filled, the first lifter 5.1 moves the tray to the first lower platform 5.3, and under the action of the first belt and the second belt, the tray filled with the panel is stored on the first lower platform 5.3.

After the fault is removed, the first lower-layer platform 5.3 on the temporary storage device 5 transfers the trays filled with the panels to the first lifter 5.1 through the action of the first belt and the second belt, the first lifter 5.1 transfers the trays to the first upper-layer platform 5.3, then the trays with the panels are transferred to the first lifter 5.1 on the other side under the action of the clamping structure on the first upper-layer platform 5.3, and the second sucker 8.5 adsorbs the panels on the trays to the alignment device 2 for the next procedure. The process is carried out layer by layer until all the upper panels of the trays enter the alignment device 2.

After the panel enters the alignment device 2, the CCD sensor 2.5 sends specific position information of the panel to the control device, the control device controls the supporting plate 2.4 to move along the alignment X-direction track and the alignment Y-direction track, and controls the first rotating table 2.3 to rotate, so that the panel is positioned at a position designated by design, and subsequent grabbing and adsorbing are facilitated.

After the alignment is accurate, the first sucker 3.2 of the sheet sending device 3 moves to the position right above the alignment device 2 along the X-direction track 3.3, the first sucker 3.2 moves downwards along the Z-direction track 3.5 to absorb the panel, then the panel returns to the bracket 3.1, the panel is placed on the bracket 3.1, and two panels can be placed on each bracket 3.1.

The film sending device 3 is a transfer device and is used for arranging the panels into a design mode so as to facilitate the follow-up grabbing and adsorbing. The third sucking discs 9.3 on the second sheet taking device 9 move to the upper part of the bracket 3.1 along the second sheet taking X-direction track 9.1, then the two third sucking discs 9.3 move downwards along the second sheet taking Z-direction track 9.2 to absorb the two panels, the panels are driven to return to the upper parts of the corresponding lamp boxes 4.1, and the two panels are respectively placed on the corresponding two lamp boxes 4.1, so that the sheet taking process is completed.

The lamp house 4.1 plug wire, the panel of placing on lamp house 4.1 follows lamp house 4.1 and follows along detecting bench track 4.5 and advance to the below of detecting head 4.4, detects head 4.4 along detecting head track 4.3 and remove suitable position, begins to carry out automatic optical detection to the panel of below. The two layers of detection table tracks 4.5 do not interfere with each other.

After the detection, the detected panel is transferred onto the transfer device by the second sheet taking device 9, the panel is placed onto the sliding frame 13, and then the panel is moved to a position, corresponding to the storage device 6, where the first sheet taking device 8 is convenient to take and place along the transfer X-shaped guide rail 11. The panel on the carriage 13 is detected and judged through the probe 12 on the base 7, the good product panel is transferred to the discharging belt through the first sheet taking device 8, and the NG product panel is transferred to the storage device 6 through the first sheet taking device 8.

The empty tray is manually carried on the second upper layer platform 6.2, under the transmission action of the transfer platform 6.8, the empty tray is moved to the clamping structure on the second upper layer platform 6.2, the clamping structure relatively moves to clamp the tray at the lowest layer along the Y direction, then the clamping structure moves to the second lifter 6.1 to move a tray station, the tray is placed on the second lifter 6.1, the suction cup adsorbs the NG product panel to be placed on the tray, the clamping structure returns to the empty tray position, the empty tray is continuously clamped until the NG product panel is placed on all the empty trays, the second lifter 6.1 carries the full tray to descend to the position of the second lower layer platform 6.3, the full tray is transferred to the position of the outlet through the second lower layer platform 6.3, and the full tray is manually carried and removed.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a panel detection device, includes base, its characterized in that: the base is sequentially provided with a plurality of rollers along the conveying direction of the panel,

the film sending device (3) is used for bearing a panel to be detected which is to be transferred to a detection platform of the automatic optical detection equipment;

the automatic optical detection device (4) is used for carrying out optical detection on the panel to be detected on the detection platform;

the discharging device is used for conveying the panel which is detected and identified as a finished product by the automatic optical detection device (4); a storage device (6) for storing the panel detected and identified as the NG by the automatic optical detection device (4);

a feeding device (1) is arranged in front of the film sending device (3); the feeding device (1) comprises a feeding belt at the upstream end and a leaning device at the downstream end; the positioning device comprises a first roller group (1.1) arranged along the Y direction, a second roller group (1.2) arranged along the Z direction and a third roller group (1.3); the first roller group (1.1) is connected with the feeding belt and bears the panel together with the feeding belt; the second roller group (1.2) is movably arranged in the gap of the first roller group (1.1) in a penetrating manner along the Y direction and is used for stopping the two sides of the panel Y direction; the third roller group (1.3) is arranged on one side of the first roller group (1.1) relative to the feeding belt along the Z direction and is used for stopping the panel X to one side.

2. A panel inspection apparatus as claimed in claim 1, wherein: an alignment device (2) is arranged between the feeding device (1) and the sheet sending device (3), and the alignment device (2) comprises an alignment platform and a CCD sensor (2.5) which are electrically connected; the alignment platform comprises an X-direction adjusting device (2.1), a Y-direction adjusting device (2.2) and a first rotary table (2.3), and is used for adjusting X, Y and theta in three directions according to position information fed back by the CCD sensor (2.5).

3. A panel inspection apparatus as claimed in claim 2, wherein: the film sending device (3) comprises a bracket (3.1), an X-direction track (3.3) and a first sucking disc (3.2), wherein the first sucking disc (3.2) is connected with the X-direction track (3.3) in a sliding manner through a support (3.4), and can be lifted along the Z-direction track (3.5) on the support (3.4), and the first sucking disc (3.2) is used for carrying a panel from the alignment device (2) to one or more panel placing stations on the bracket (3.1).

4. A panel inspection apparatus as claimed in claim 1, wherein: the automatic optical detection device (4) comprises a detection platform and a detection module; the detection platform comprises a Y-direction guide structure and a lamp box (4.1) which are arranged on the base along the Y direction and are connected to the Y-direction guide structure in a sliding manner; the detection module comprises a portal (4.2) and a detection head (4.4) which are fixed on the base, and the detection head (4.4) is slidably arranged on the portal (4.2) along the Z direction.

5. A panel inspection apparatus as claimed in claim 4, wherein: the Y-direction guiding structure comprises at least two layers of multi-layer detection table tracks (4.5) which are arranged at intervals along the Z direction; the detection table tracks (4.5) are arranged along the Y direction, and each layer of detection table track (4.5) is connected with one detection platform in a sliding manner.

6. A panel inspection apparatus as claimed in claim 1, wherein: the front of the film sending device (3) is also provided with a temporary storage device (5) for bearing a tray of a panel, and the temporary storage device (5) comprises two first lifters (5.1) and a first upper platform (5.2); the first upper platform (5.2) is located between the two first lifters (5.1), and the first upper platform (5.2) horizontally moves between the two first lifters (5.1) and is used for transferring the tray from one of the two first lifters (5.1) to the other one of the two first lifters.

7. A panel inspection apparatus as claimed in claim 6, wherein: the temporary storage device (5) further comprises a first lower-layer platform (5.3), the first lower-layer platform (5.3) is located between the two first lifters (5.1) and arranged below the first upper-layer platform (5.2), and the first lower-layer platform (5.3) is used for transferring a tray from one of the two first lifters (5.1).

8. A panel inspection apparatus as claimed in claim 1, wherein: the storage device (6) comprises a second lifter (6.1) and a second upper-layer platform (6.2), wherein the second upper-layer platform (6.2) is horizontally arranged and vertically connected with the second lifter (6.1), and the second upper-layer platform (6.2) horizontally moves to transfer the tray onto the second lifter (6.1).

9. A panel inspection apparatus as claimed in claim 8, wherein: the storage device (6) further comprises a second lower-layer platform (6.3), and the second lower-layer platform (6.3) is arranged below the second upper-layer platform (6.2) in parallel and is used for transferring the tray on the second lifter (6.1).