Anti-deviation mechanism for circuit board detection

Abstract

The utility model discloses an anti-deviation mechanism for circuit board detection, which comprises a conveying frame and a circuit board body, a detection conveying belt is arranged on the conveying frame, the circuit board body is positioned on the detection conveying belt, an optical detector is mounted on the conveying frame, a pushing plastic plate is arranged above the detection conveying belt, and a push button is arranged on the pushing plastic plate. According to the anti-deviation mechanism for circuit board detection, a circuit board body is placed on the detection conveying belt, conveying detection is achieved, in the conveying process, the pushing plastic plate can be extruded, at the moment, a conductive block on a rotating column can make contact with an elastic conductive piece, and under the control effect of a controller, the elastic conductive piece can be driven to rotate, so that the circuit board body is prevented from deviating. Under the action of the anti-deviation pushing assembly, the two horizontal pushing plates are driven to get close to each other, so that the conveyed circuit board body can be extruded and pushed to the middle position, and the problem that the conveyed circuit board body is located at the edge position of the detection conveying belt and cannot be effectively detected by an optical detector is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board detection, in particular to an anti-deviation mechanism for circuit board detection. Background Art

[0002] The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum base board, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc.

[0003] After searching, the patent with application number CN202311106158.2 discloses a conveying and detection device for circuit board production. The circuit boards are conveyed by a conveyor belt, and the circuit boards are inspected by an optical detector. During the inspection process, the circuit boards are conveyed on the conveyor belt. Due to placement or transportation reasons, the circuit boards may appear at the edge of the conveyor belt. The optical detector will not be able to effectively and completely detect the circuit boards. Therefore, an anti-deviation mechanism for circuit board inspection is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an anti-deviation mechanism for circuit board detection, which is used to solve the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A circuit board detection anti-deviation mechanism comprises a conveyor frame and a circuit board body, wherein the conveyor frame is provided with a detection conveyor belt, the circuit board body is located on the detection conveyor belt, the conveyor frame is equipped with an optical detector, a pushing plastic plate is provided above the detection conveyor belt, the pushing plastic plate is connected to the conveyor frame through a rotating trigger assembly, the pushing plastic plate is adapted to the circuit board body, the conveyor frame is provided with a top plate, two horizontal push plates are installed on the top plate through an anti-deviation pushing assembly, and an arc-shaped guide plate is provided on one side of the two horizontal push plates.

[0007] Preferably, the rotation trigger assembly includes a side bracket fixedly mounted on the conveying frame, a rotating column is rotatably mounted on one side of the side bracket, and the plastic plate is pushed and fixedly mounted on the rotating column.

[0008] Preferably, a fixing ring is fixedly sleeved on the rotating column, a conductive block is fixedly installed on the bottom side of the fixing ring, and an elastic conductive sheet is fixedly installed on one side of the side bracket, and the elastic conductive sheet is adapted to the conductive block.

[0009] Preferably, the anti-bias pushing assembly includes a rotating gear rotatably mounted on the bottom side of the top plate, with a first rack and a second rack respectively meshing on both sides of the rotating gear, and two horizontal push plates respectively fixedly mounted on the bottom sides of the first rack and the second rack.

[0010] Preferably, two side panels are fixedly mounted on the top side of the conveying frame, the top panel is fixedly mounted on the side panels, and a controller is fixedly mounted on one side of one side panel.

[0011] Preferably, a telescopic cylinder is fixedly mounted on one side of the side plate, and an output end of the telescopic cylinder passes through the side plate and is fixedly mounted on one side of the first rack.

[0012] Preferably, two convex limiting grooves are provided on the bottom side of the top plate, and convex limiting blocks are fixedly installed on the top sides of the first rack and the second rack, and the two convex limiting blocks are respectively slidably installed in the two convex limiting grooves.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the anti-deviation mechanism for circuit board detection places the circuit board body on the detection conveyor belt to realize conveying detection. During the conveying process, the plastic plate will be squeezed and pushed. At this time, the conductive block on the rotating column will contact the elastic conductive sheet. Under the control of the controller, the telescopic cylinder will be driven to move, driving the first rack to move. Under the action of the rotating gear, the second rack will be driven to move, driving the two horizontal push plates to approach each other, so that the conveyed circuit board body can be squeezed and pushed to the middle position, avoiding the problem that the conveyed circuit board body is located at the edge of the detection conveyor belt and cannot be effectively detected by the optical detector, thereby achieving a good anti-deviation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the utility model in cross section;

[0016] Figure 3 It is a schematic diagram of the structure of the utility model in partial section;

[0017] Figure 4 It is a schematic diagram of the structure of a partial cross-section of the utility model.

[0018] In the figure: 1. conveyor frame; 2. detection conveyor belt; 3. circuit board body; 4. optical detector; 5. side bracket; 6. rotating column; 7. pushing plastic plate; 8. fixing ring; 9. conductive block; 10. elastic conductive sheet; 11. side plate; 12. top plate; 13. controller; 14. telescopic cylinder; 15. first rack; 16. rotating gear; 17. second rack; 18. horizontal push plate; 19. arc guide plate; 20. convex limit groove; 21. convex limit block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example: Refer to Figure 1-4 A circuit board detection anti-deviation mechanism comprises a conveyor frame 1 and a circuit board body 3, the conveyor frame 1 is provided with a detection conveyor belt 2, the circuit board body 3 is located on the detection conveyor belt 2, the conveyor frame 1 is installed with an optical detector 4, the circuit board body 3 is placed on the detection conveyor belt 2, and the conveying of the detection conveyor belt 2 is convenient to achieve the effect of conveying detection, a pushing plastic plate 7 is provided above the detection conveyor belt 2, the pushing plastic plate 7 is connected to the conveyor frame 1 through a rotating trigger component, and the pushing plastic plate 7 is adapted to the circuit board body 3, the conveyor frame 1 is provided with a top plate 12, and two horizontal push plates 18 are installed on the top plate 12 through an anti-deviation pushing component, and an arc guide plate 19 is provided on one side of the two horizontal push plates 18.

[0021] Specifically, the rotation trigger assembly includes a side bracket 5 fixedly installed on the conveying frame 1, a rotating column 6 is rotatably installed on one side of the side bracket 5, and a plastic plate 7 is fixedly installed on the rotating column 6. A fixing ring 8 is fixedly sleeved on the rotating column 6, and a conductive block 9 is fixedly installed on the bottom side of the fixing ring 8. An elastic conductive sheet 10 is fixedly installed on one side of the side bracket 5. The elastic conductive sheet 10 is adapted to the conductive block 9, and the circuit board body 3 is sent to one side. During the conveying process, the plastic plate 7 will be squeezed and pushed, and the plastic plate 7 will be pushed and drive the rotating column 6 on the rotation trigger assembly. After a circuit board body 3 passes, the rotating column 6 will rotate, and at this time, the conductive block 9 on the rotating column 6 will contact with the elastic conductive sheet 10. After contact, under the control of the controller 13, the telescopic cylinder 14 will be driven to move.

[0022] Specifically, the anti-bias pushing assembly includes a rotating gear 16 rotatably mounted on the bottom side of the top plate 12, and the first rack 15 and the second rack 17 are respectively meshed on both sides of the rotating gear 16, and two horizontal push plates 18 are respectively fixedly mounted on the bottom sides of the first rack 15 and the second rack 17, and two side plates 11 are fixedly mounted on the top side of the conveying frame 1, and the top plate 12 is fixedly mounted on the side plate 11, and a controller 13 is fixedly mounted on one side of one side plate 11, and a telescopic cylinder 14 is fixedly mounted on one side of the side plate 11, and the output end of the telescopic cylinder 14 passes through the side plate 11 and is fixedly mounted on one side of the first rack 15. After the telescopic cylinder 14 is operated, it will drive the first rack 15 to move, and after the first rack 15 moves, it will drive the rotating gear 16 to rotate, thereby driving the second rack 17 to move, and the first rack 15 and the second rack 17 move relative to each other, thereby driving The two horizontal push plates 18 are close to each other, so that the conveyed circuit board body 3 can be squeezed and pushed to the middle position, avoiding the problem that the conveyed circuit board body 3 is located at the edge position of the detection conveyor belt 2 and cannot be effectively detected by the optical detector 4, thereby achieving a good anti-deviating effect. The arc-shaped guide plate 19 is set, which can better adjust the position of the circuit board body 3. Two convex limiting grooves 20 are provided on the bottom side of the top plate 12. Convex limiting blocks 21 are fixedly installed on the top sides of the first rack 15 and the second rack 17. The two convex limiting blocks 21 are respectively slidably installed in the two convex limiting grooves 20. The convex limiting blocks 21 and the convex limiting grooves 20 can limit the movement of the first rack 15 and the second rack 17. The circuit board body 3 is adjusted to the middle position of the detection conveyor belt 2, which is convenient for the optical detector 4 to perform good detection.

[0023] During use: when the circuit board body 3 is being tested, the circuit board body 3 is placed on the testing conveyor belt 2, and the circuit board body 3 is sent to one side through the testing conveyor belt 2. During the transportation process, the plastic plate 7 will be squeezed and pushed, and the plastic plate 7 will be pushed and drive the rotating column 6 on the rotating trigger component. After a circuit board body 3 passes, the rotating column 6 will rotate. At this time, the conductive block 9 on the rotating column 6 will contact the elastic conductive sheet 10. With the continuous transportation of the circuit board body 3, after the contact, under the control of the controller 13, the telescopic cylinder 14 will be driven to move. After the telescopic cylinder 14 is running, it will drive the first rack 15 to move. The first rack After the rack 15 moves, it drives the rotating gear 16 to rotate, thereby driving the second rack 17 to move. The first rack 15 and the second rack 17 move relatively, thereby driving the two horizontal push plates 18 to approach each other, so that the conveyed circuit board body 3 can be squeezed and pushed to the middle position, avoiding the problem that the conveyed circuit board body 3 is located at the edge position of the detection conveyor belt 2 and cannot be effectively detected by the optical detector 4, thereby achieving a good anti-drift effect. The arc-shaped guide plate 19 is set, which can better adjust the position of the circuit board body 3. The circuit board body 3 is adjusted to the middle position of the detection conveyor belt 2, which is convenient for the optical detector 4 to perform good detection and is easy to use.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circuit board detection anti-deviation mechanism, comprising a conveyor frame (1) and a circuit board body (3), characterized in that: The conveyor frame (1) is provided with a detection conveyor belt (2). The circuit board body (3) is located on the detection conveyor belt (2). The conveyor frame (1) is equipped with an optical detector (4). A pushing plastic plate (7) is provided above the detection conveyor belt (2). The pushing plastic plate (7) is connected to the conveyor frame (1) through a rotating trigger component. The pushing plastic plate (7) is adapted to the circuit board body (3). The conveyor frame (1) is provided with a top plate (12). Two horizontal push plates (18) are installed on the top plate (12) through an anti-deflection push component. One side of the two horizontal push plates (18) is provided with an arc guide plate (19).

2. The anti-deviation mechanism for circuit board detection according to claim 1, characterized in that: The rotation trigger assembly comprises a side bracket (5) fixedly mounted on the conveying frame (1); a rotating column (6) is rotatably mounted on one side of the side bracket (5); and a pushing plastic plate (7) is fixedly mounted on the rotating column (6).

3. The circuit board detection anti-deviating mechanism according to claim 2, characterized in that: A fixing ring (8) is fixedly sleeved on the rotating column (6), a conductive block (9) is fixedly mounted on the bottom side of the fixing ring (8), and an elastic conductive sheet (10) is fixedly mounted on one side of the side bracket (5), and the elastic conductive sheet (10) is adapted to the conductive block (9).

4. The anti-deviation mechanism for circuit board detection according to claim 1, characterized in that: The anti-bias pushing assembly comprises a rotating gear (16) rotatably mounted on the bottom side of the top plate (12), the first rack (15) and the second rack (17) being respectively meshed on both sides of the rotating gear (16), and two horizontal push plates (18) being respectively fixedly mounted on the bottom sides of the first rack (15) and the second rack (17).

5. The circuit board detection anti-deviating mechanism according to claim 4, characterized in that: Two side panels (11) are fixedly mounted on the top side of the conveying frame (1), a top panel (12) is fixedly mounted on the side panels (11), and a controller (13) is fixedly mounted on one side of one side panel (11).

6. The anti-deviation mechanism for circuit board detection according to claim 5, characterized in that: A telescopic cylinder (14) is fixedly mounted on one side of the side plate (11); an output end of the telescopic cylinder (14) passes through the side plate (11) and is fixedly mounted on one side of the first rack (15).

7. The circuit board detection anti-deviating mechanism according to claim 6, characterized in that: The bottom side of the top plate (12) is provided with two convex limiting grooves (20), and the top sides of the first rack (15) and the second rack (17) are both fixedly mounted with convex limiting blocks (21), and the two convex limiting blocks (21) are respectively slidably mounted in the two convex limiting grooves (20).

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