Conveying mechanism for PCB splitting edge detection and robot feeding and discharging

Abstract

The utility model discloses a conveying mechanism for PCB (printed circuit board) splitting edge detection and robot feeding and discharging, which comprises a detection mechanism and a feeding and discharging mechanism arranged on one side of the detection mechanism, the detection mechanism comprises a detection base, a detection table arranged on the detection base and a grabbing assembly arranged on one side of the detection table; the detection table is used for placing and detecting the size and the edge condition of the PCB to be detected; the feeding and discharging mechanism comprises a feeding and discharging base and a feeding and discharging assembly arranged on the inner side. The transmission assembly is used for conveying the detected or undetected PCBs; by arranging the combination of the placing groove and the camera on the detection table, the size of the placing groove is consistent with that of the circuit board, the stability and accuracy of the circuit board in the detection process can be ensured, accurate grabbing and placing of the circuit board can be achieved through the grabbing assembly in combination with accurate control of the vibration suction cup and the air cylinder, and the automatic processing efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of PCB depaneling edge detection, and more particularly to a PCB depaneling edge detection and robot loading and unloading transfer mechanism. Background Technology

[0002] In the PCB (Printed Circuit Board) manufacturing industry, as electronic products become increasingly miniaturized and integrated, the requirements for the precision and quality of PCB circuit boards are constantly rising. Traditional PCB edge inspection and material handling processes rely primarily on manual operation, which is not only inefficient but also makes it difficult to guarantee the consistency and accuracy of inspections, increasing product defect rates and production costs. Furthermore, manual operation poses safety hazards and is detrimental to safe production practices.

[0003] To address the aforementioned issues, the market urgently needs a PCB edge detection and robotic loading / unloading mechanism capable of achieving high-precision inspection and efficient automated processing. This mechanism must be able to accurately detect the dimensions and edge burrs of the circuit boards to ensure strict quality control; simultaneously, it needs to possess fast and accurate transport and switching capabilities to improve production efficiency and reduce production costs.

[0004] For example, the utility model patent with application number 202121749826.X describes a conveying and positioning device for a PCB depaneling and inspection machine. This device includes a base plate with protective plates at both ends of the top of the base plate, and support feet welded to both sides of the bottom of the protective plates. The conveying and positioning device of this PCB depaneling and inspection machine comprises a first support plate, a second support plate, a slide groove, a second mounting plate, a movable sleeve, and a threaded rod. When PCB depaneling needs to be limited, a servo motor at the top of the second mounting plate is activated, driving the threaded rod to rotate forward.

[0005] Therefore, it is necessary to improve an existing PCB depaneling edge detection and robot loading / unloading transfer mechanism to solve the above problems. Summary of the Invention

[0006] This invention overcomes the shortcomings of the prior art and provides a mechanism for PCB depaneling edge detection and robot loading and unloading, aiming to solve the problems in the prior art.

[0007] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a PCB depaneling edge detection and robot loading and unloading transfer mechanism, comprising: a detection mechanism, and a loading and unloading mechanism disposed on one side of the detection mechanism;

[0008] The testing mechanism includes: a testing base, a testing platform mounted on the testing base, and a gripping component mounted on one side of the testing platform; the testing platform is used to place and test the dimensions and edge condition of the PCB circuit board to be tested.

[0009] The loading and unloading mechanism includes: a loading and unloading base, a loading and unloading assembly located on the inner side, and a transmission assembly located at the bottom inner side of the loading and unloading base; the transmission assembly is used to transport PCB circuit boards that have been inspected or have not been inspected.

[0010] In a preferred embodiment of the present invention, the loading and unloading base includes: a detection layer and a transmission layer; the detection layer and the transmission layer are arranged perpendicularly, and the detection layer is disposed at the bottom of the transmission layer.

[0011] In a preferred embodiment of this utility model, the detection layer and the detection base are connected, and the transmission layer has an opening on the side away from the detection base.

[0012] In a preferred embodiment of the present invention, the transmission component includes: an AGV trolley and a support frame disposed above the AGV trolley; the support frame is used to support the PCB circuit board.

[0013] In a preferred embodiment of this utility model, a control module is provided inside the AGV trolley. The control module is used to control the operation of the AGV trolley, and the edge of the opening of the bearing frame protrudes outward.

[0014] In a preferred embodiment of the present invention, the loading and unloading assembly includes: a guide rail, a lifting plate slidably connected to the guide rail, and a cylinder fixedly connected to the lifting plate; the cylinder is fixedly connected to the inner side of the loading and unloading base.

[0015] In a preferred embodiment of this utility model, lifting plates are symmetrically arranged within the transmission layer of the loading and unloading base, and the lifting plates are used to move the receiving frame up and down.

[0016] In a preferred embodiment of this utility model, a placement slot is provided on the testing platform, the placement slot being the same size as the PCB circuit board, and a camera is provided around the testing platform for detecting burrs on the edge of the circuit board.

[0017] In a preferred embodiment of the present invention, the gripping component includes a moving part, a first rotating part disposed on the moving plate, a second rotating part disposed on the first rotating part, a third rotating part disposed on the second rotating part, a fourth rotating part disposed on the third rotating part, and a plurality of vibrating suction cups disposed on the fourth rotating part.

[0018] In a preferred embodiment of the present invention, the moving part includes a slide rail, a slider slidably connected to the slide rail, and a slide plate fixedly connected to the slider; a threaded rod is fixedly connected to the inner side of the slide rail, and a detection motor is fixedly connected to one end of the threaded rod.

[0019] This utility model solves the defects existing in the background technology, and has the following beneficial effects:

[0020] (1) This utility model provides a PCB depaneling edge detection and robot loading / unloading transfer mechanism. By combining a placement slot and a camera on the detection table, with the placement slot's size matching the circuit board, the stability and accuracy of the circuit board during detection are ensured. The camera utilizes high-resolution image acquisition technology to meticulously observe the edges of the circuit board, promptly detecting and identifying any minute burrs or defects. Simultaneously, the camera can detect circuit boards that are too small, thus improving detection accuracy and ensuring strict control over product quality, providing strong support for enterprise production quality. Furthermore, the multi-stage rotating part design of the gripping component, through the linkage of the first, second, third, and fourth rotating parts, combined with the precise control of the vibrating suction cup and cylinder, enables the gripping component to accurately grip and place the circuit board, improving the efficiency of automated processing and significantly reducing the difficulty and cost of manual operation.

[0021] (2) This utility model provides a PCB edge detection and robotic loading / unloading mechanism. By employing a combination design of an AGV (Automated Guided Vehicle) cart and a carrier frame, along with loading / unloading components, it achieves rapid and accurate transport and switching of PCB circuit boards. The precise positioning and navigation capabilities of the AGV cart ensure stable transport of the circuit boards on the production line. Simultaneously, the design of the carrier frame fully considers the size and weight of the circuit boards, ensuring safety and stability during transport. This combination not only simplifies the traditional manual handling process but also significantly improves transport efficiency and reduces production costs. The lifting plate design in the loading / unloading components allows the carrier frame to quickly switch between the detection layer and the transport layer, thus meeting the production line's need for continuous detection and processing of circuit boards. This design not only improves production efficiency but also makes the entire production line more compact and efficient. Attached Figure Description

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0023] Figure 1 This is a perspective structural diagram of a preferred embodiment of the present invention;

[0024] Figure 2 This is a schematic diagram of the detection mechanism structure of a preferred embodiment of the present invention;

[0025] Figure 3 This is a schematic diagram of the loading and unloading mechanism of a preferred embodiment of the present invention;

[0026] In the diagram: 1. Detection mechanism; 10. Detection base; 11. Detection table; 12. Placement slot; 13. Moving part; 131. Slide rail; 132. Slider; 133. Slide plate; 134. Threaded rod; 135. Detection motor; 14. First rotating part; 15. Second rotating part; 16. Third rotating part; 17. Fourth rotating part; 18. Vibrating suction cup; 2. Loading and unloading mechanism; 20. Loading and unloading base; 21. Detection layer; 22. Transmission layer; 23. AGV trolley; 24. Bearing frame. Detailed Implementation

[0027] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. These drawings are simplified schematic diagrams, which are only used to illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0028] As shown in the figure, a PCB depaneling edge detection and robot loading and unloading transfer mechanism includes: a detection mechanism 1, and a loading and unloading mechanism 2 disposed on one side of the detection mechanism 1.

[0029] The testing mechanism 1 includes: a testing base 10, a testing platform 11 disposed on the testing base 10, and a gripping component disposed on one side of the testing platform 11; the testing platform 11 is used to place and test the size and edge condition of the PCB circuit board to be tested.

[0030] In a preferred embodiment of the present invention, a placement slot 12 is provided on the testing table 11, the placement slot 12 is the same size as the PCB circuit board, and a camera is provided around the testing table 11 for detecting burrs on the edge of the circuit board.

[0031] It should be noted that two placement slots 12 are symmetrically arranged on the testing table 11. The two placement slots 12 correspond to two sets of vibrating suction cups 18, and the size of each placement slot 12 is the same as that of the PCB circuit board. In this way, the size of the PCB circuit board and whether there are burrs can be detected by whether the PCB circuit board can be placed in the placement slot 12 and by combining the camera of the person taking pictures around the testing table 11.

[0032] In a preferred embodiment of the present invention, the gripping component includes a moving part 13, a first rotating part 14 disposed on the moving plate, a second rotating part 15 disposed on the first rotating part 14, a third rotating part 16 disposed on the second rotating part 15, a fourth rotating part 17 disposed on the third rotating part 16, and a plurality of vibrating suction cups 18 disposed on the fourth rotating part 17.

[0033] In a preferred embodiment of the present invention, the moving part 13 includes a slide rail 131, a slider 132 slidably connected to the slide rail 131, and a slide plate 133 fixedly connected to the slider 132; a threaded rod 134 is fixedly connected to the inner side of the slide rail 131, and a detection motor 135 is fixedly connected to one end of the threaded rod 134.

[0034] It should be noted that the moving part 13 is used to drive the first rotating part 14, the second rotating part 15, the third rotating part 16, and the fourth rotating part 17 to move closer to or away from the loading and unloading mechanism 2. The slide rail 131 is fixedly connected to the detection base 10. There are two sliders 132, which are slidably connected to both sides of the slide rail 131. The two sliders 132 are fixedly connected to the slide plate 133. A threaded rod 134 is provided in the middle of the slide rail 131. One end of the threaded rod 134 is rotatably connected to the slide rail 131, and the other end is fixedly connected to the detection motor 135. The detection motor 135 is a servo motor that can rotate in both directions. Thus, when the detection motor 135 rotates in both directions, it drives the threaded rod 134 to rotate in both directions. The bottom of the slide plate 133 is threadedly engaged with the threaded rod 134. As the threaded rod 134 rotates in both directions, it drives the slide plate 133 to move back and forth.

[0035] The first rotating part 14 is fixedly connected to the slide plate 133. The second rotating part 15 is disposed on one end of the first rotating part 14. The third rotating part 16 is disposed on one end of the second rotating part 15. The fourth rotating part 17 is disposed on the moving part of the third rotating part 16. The first rotating part 14, the second rotating part 15, the third rotating part 16 and the fourth rotating part 17 have the same structure, which are mainly composed of connecting plates and motors to form rotating parts. Through the combination of the four rotating parts and the moving part 13, the bottom vibrating suction cup 18 can be placed at any point on the detection mechanism 1 and the loading and unloading mechanism 2 to realize the action of grabbing and placing the circuit board at each point. Then, during the inspection process, the circuit board to be inspected in the loading and unloading mechanism 2 is grabbed and placed in the placement slot 12 for inspection. After the inspection is completed, the vibrating suction cup 18 is grabbed and placed in the loading and unloading mechanism 2 again. The effect of upper station inspection is achieved by setting two placement slots 12.

[0036] The vibrating suction cup 18 is provided with two slots 12 respectively, and a cylinder is provided between the vibrating suction cup 18 and the fourth rotating part 17. The vibrating suction cup 18 is moved to the top of the circuit board by the combination of several rotating parts, and then the cylinder is used to make the vibrating suction cup 18 contact the circuit board and realize the gripping action.

[0037] The loading and unloading mechanism 2 includes: a loading and unloading base 20, a loading and unloading assembly disposed on the inner side, and a transmission assembly disposed on the bottom inner side of the loading and unloading base 20; the transmission assembly is used to transport PCB circuit boards that have been inspected or have not been inspected.

[0038] In a preferred embodiment of the present invention, the loading and unloading base 20 includes: a detection layer 21 and a transmission layer 22; the detection layer 21 is arranged perpendicularly to the transmission layer 22, and the detection layer 21 is disposed at the bottom of the transmission layer 22.

[0039] In a preferred embodiment of the present invention, the detection layer 21 is connected to the detection base 10, and the transmission layer 22 has an opening on the side away from the detection base 10.

[0040] It should be noted that the loading and unloading base 20 is internally connected. Its upper layer is the detection layer 21, which is connected to the detection base 10 to realize the gripping of the circuit board. The lower layer is the transmission layer 22, which realizes the transportation of the circuit board through the AGV trolley 23.

[0041] In a preferred embodiment of the present invention, the transmission component includes: an AGV trolley 23 and a support frame 24 disposed above the AGV trolley 23; the support frame 24 is used to support the PCB circuit board.

[0042] In a preferred embodiment of this utility model, the AGV trolley 23 is provided with a control module inside, which is used to control the operation of the AGV trolley 23, and the edge of the opening of the bearing frame 24 is set to protrude outward.

[0043] It should be noted that the bottom of the detection layer 21 of the loading and unloading base 20 is provided with a position for parking the AGV trolley 23. The AGV trolley 23 is controlled by the control module to move the carrier frame 24 to the detection layer 21 for parking. The carrier frame 24 is used to place the circuit board, thereby realizing the transfer and conveying of the circuit board. The bottom of the transmission layer 22 is provided with two positions for parking the AGV trolley 23. At the same time, the detection layer 21 and the transmission layer 22 are also provided with two positions for placing the conveying carrier frame 24 and corresponding components. The top edge of the carrier frame 24 protrudes outward, so that when the AGV trolley 23 is parked at the bottom of the transmission layer 22, the loading and unloading components can drive the carrier frame 24 to shuttle back and forth between the transmission layer 22 and the detection layer 21.

[0044] In a preferred embodiment of the present invention, the loading and unloading assembly includes: a guide rail, a lifting plate slidably connected to the guide rail, and a cylinder fixedly connected to the lifting plate; the cylinder is fixedly connected to the inner side of the loading and unloading base 20.

[0045] In a preferred embodiment of this utility model, lifting plates are symmetrically arranged in the transmission layer 22 of the loading and unloading base, and the lifting plates are used to move the receiving frame up and down.

[0046] It should be noted that there are two loading and unloading components, which are used to control the up and down movement of the load-bearing frame 24. There are a total of eight guide rails, which are evenly and fixedly connected to the loading and unloading base 20. The lifting plate is slidably connected on the guide rails. The two ends of the lifting plate are slidably connected to the two guide rails respectively. The guide rails are set through the transmission layer 22. The cylinder is set at the top of the warning guide rail and is set in the detection layer 21. The guide rails are fixedly connected to the lifting plate to control the up and down movement of the lifting plate. The lifting plate is set perpendicular to the protruding edge of the load-bearing frame 24, so that the frame moves up and down as the lifting plate moves up and down.

[0047] Based on the preferred embodiments of this utility model described above, those skilled in the art can make various changes and modifications without departing from the technical concept of this utility model. The technical scope of this utility model is not limited to the contents of the specification, but must be determined according to the scope of the claims.

Claims

1. A PCB panel edge detection and robot loading and unloading transfer mechanism, comprising: Detection mechanism (1), and the upper and lower feeding mechanism (2) arranged on one side of the detection mechanism (1), characterized in that The detection mechanism (1) comprises a detection base (10), a detection table (11) arranged on the detection base (10), and a grabbing assembly arranged on one side of the detection table (11); the detection table (11) is used for placing and detecting the size and edge condition of the PCB circuit board to be detected; The upper and lower feeding mechanism (2) comprises an upper and lower feeding base (20), an upper and lower feeding assembly arranged on the inner side of the upper and lower feeding base, and a transmission assembly arranged on the inner bottom of the upper and lower feeding base (20); the transmission assembly is used for conveying the PCB circuit board which has been detected or has not been detected.

2. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 1, wherein: The upper and lower feeding base (20) comprises a detection layer (21) and a transmission layer (22); the detection layer (21) and the transmission layer (22) are arranged vertically, and the detection layer (21) is arranged at the bottom of the transmission layer (22).

3. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 2, wherein: The detection layer (21) is arranged in a communication state with the detection base (10), and the transmission layer (22) is provided with an opening on the side away from the detection base (10).

4. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 1, wherein: The transmission assembly comprises an AGV trolley (23) and a bearing frame (24) arranged above the AGV trolley (23); the bearing frame (24) is used for bearing the PCB circuit board.

5. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 4, characterized in that: The AGV trolley (23) is internally provided with a control module, the control module is used for controlling the operation of the AGV trolley (23), and the edge of the opening of the bearing frame (24) is arranged in an outwardly protruding manner.

6. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 1, wherein: The upper and lower feeding assembly comprises a guide rail, a lifting plate slidingly connected to the guide rail, and a cylinder fixedly connected to the lifting plate; the cylinder is fixedly connected to the inner side of the upper and lower feeding base (20).

7. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 6, characterized in that: The lifting plate is symmetrically arranged in the transmission layer (22) of the upper and lower feeding base, and the lifting plate is used for driving the bearing frame to move up and down.

8. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 1, wherein: A placing groove (12) is arranged on the detection table (11), the placing groove (12) is consistent with the size of the PCB circuit board, a camera is arranged on the side of the detection table (11), and the camera is used for detecting the burr condition of the circuit board edge.

9. The PCB edge detection and robot loading and unloading transmission mechanism according to claim 1, wherein: The grabbing assembly comprises a moving part (13), a first rotating part (14) arranged on the moving part, a second rotating part (15) arranged on the first rotating part (14), a third rotating part (16) arranged on the second rotating part (15), a fourth rotating part (17) arranged on the third rotating part (16), and a plurality of vibration suction cups (18) arranged on the fourth rotating part (17).

10. The PCB singulation edge detection and robotic pick-and-place transfer mechanism of claim 9, wherein: The moving part (13) comprises a sliding rail (131), a sliding block (132) slidingly connected to the sliding rail (131), and a sliding plate (133) fixedly connected to the sliding block (132); a threaded rod (134) is fixedly connected to the inner side of the sliding rail (131), and one end of the threaded rod (134) is fixedly connected to a detection motor (135).

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