Automatic circuit board feeding machine

Abstract

The utility model discloses an automatic circuit board feeding machine which comprises a bottom plate and two vertical plates installed at the top of the bottom plate, the two vertical plates are connected through a board feeding roller, and detachable concave plates are arranged at the tops of the two vertical plates. Through mutual cooperation of the concave plate, the limiting block, the fixing groove, the servo motor, the forward rotation threaded rod, the reverse rotation threaded rod, a threaded block, a movable plate, a connecting block, a limiting roller, an inserting groove, an inserting block, a fixing block, a pull block, an adjusting block, an iron block, a magnet, a clamping block and a clamping groove, the phenomenon that a circuit board falls off when moving on the board conveying roller is avoided; according to the circuit board conveying device, the concave plate is arranged on the trigger, so that the trigger has a limiting effect, the circuit board can be limited according to the size of the circuit board, the phenomenon that the circuit board deviates in the conveying process is avoided, the conveying stability of the circuit board is improved, the concave plate can be conveniently detached from the trigger in the later period, and the structure on the concave plate can be conveniently maintained and overhauled; and the flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of board feeders, in particular to an automatic circuit board feeder. Background Art

[0002] When processing circuit boards, they need to be transported through conveying equipment to achieve automated assembly line operations, which requires the use of automatic board feeders.

[0003] According to the application number: CN201922361569.1, a circuit board feeder relates to the field of circuit board processing technology, including a bracket, a horizontal conveyor belt is provided on the bracket, push plates are evenly arranged on the conveyor belt, a laser sensing device is provided on the bracket, a blanking track is provided above the conveyor belt, the blanking track is perpendicular to the movement direction of the conveyor belt, the upper surface of the blanking track is a rack, a slide rail is provided on the inner side of the blanking track, a blanking box is slidably connected to the slide rail, an L-shaped baffle is relatively arranged on the lower side wall of the blanking box, a driving motor is provided on the outer wall of one side of the blanking box, the output end of the driving motor is connected to the rotating shaft through a transmission wheel, the rotating shaft is rotatably connected to the blanking box, gears are provided at both ends of the rotating shaft, and the gears are meshed with the rack on the blanking track.

[0004] The trigger feeder in the above case does not have a limiting effect, which causes the circuit board to easily fall off the trigger feeder during transportation. In addition, the circuit board is easily offset during transportation due to the lack of a limiting structure, which affects the subsequent assembly and reduces practicality. Utility Model Content

[0005] The utility model aims to provide an automatic circuit board feeding machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic circuit board feeding machine, comprising a base plate and two vertical plates installed on the top of the base plate, the two vertical plates are connected by a feeding roller, a detachable concave plate is arranged on the top of the two vertical plates, and two movable limit blocks are arranged on the top of the feeding roller.

[0007] Preferably, it also includes a fixing groove, which is opened at the bottom of the concave plate, a servo motor is installed on the left side of the concave plate, the right end of the servo motor output shaft passes through the fixing groove and extends into the interior thereof, a forward-rotating threaded rod is installed on the right end of the servo motor output shaft, and a reverse-rotating threaded rod is installed on the right end of the forward-rotating threaded rod.

[0008] Preferably, the surface of the forward-rotating threaded rod and the surface of the reverse-rotating threaded rod are both threadedly connected with threaded blocks, a movable plate is installed at the bottom of the threaded block, and connecting blocks are installed at the bottom of the opposite sides of the two movable plates, the side of the connecting block close to the limit block is fixedly connected to the limit block, and a limit roller is movably connected in the groove of the connecting block.

[0009] Preferably, slots are provided on both left and right sides of the bottom of the concave plate, and an insert block adapted to the slot is installed on the top of the vertical plate, and the top of the insert block passes through the slot and extends to the inside to contact the inner wall of the slot.

[0010] Preferably, fixed blocks are installed at the bottom of the left and right sides of the concave plate, and pulling blocks are provided on the sides of the two fixed blocks away from each other, and two adjusting blocks are installed on the side of the pulling block close to the fixed block.

[0011] Preferably, the side of the adjusting block away from the pulling block penetrates the fixing block and extends to the outside thereof to be installed with an iron block, and magnets that attract the iron block are installed on the left and right sides of the concave plate and at positions corresponding to the iron block.

[0012] Preferably, a clamping block is installed on one side of the pulling block close to the inserting block, and a clamping slot adapted to the clamping block is provided on one side of the inserting block close to the clamping block.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model prevents the circuit board from falling off when it moves on the board feeding roller through the mutual cooperation of the concave plate, the limit block, the fixed groove, the servo motor, the forward threaded rod, the reverse threaded rod, the thread block, the movable plate, the connecting block, the limit roller, the slot, the insert block, the fixed block, the pull block, the adjusting block, the iron block, the magnet, the clamping block and the clamping groove, so that the feeding trigger has the limiting effect, and the circuit board can be limited according to the size of the circuit board, so that the circuit board can be prevented from deviating during the feeding process, and the stability of the circuit board during feeding is improved. Moreover, it is convenient to disassemble the concave plate from the feeding trigger at a later stage, so that the structure on the concave plate can be maintained and repaired conveniently, thereby improving the flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a structural cross-sectional view of the front view of the utility model;

[0017] Figure 3 This is a structural cross-sectional view of the vertical plate, concave plate, movable plate, limiting roller, fixed block and card slot front view of the utility model.

[0018] In the figure: 1 bottom plate, 2 vertical plate, 3 plate feeding roller, 4 concave plate, 5 limit block, 6 fixed slot, 7 servo motor, 8 forward threaded rod, 9 reverse threaded rod, 10 thread block, 11 movable plate, 12 connecting block, 13 limit roller, 14 slot, 15 insert block, 16 fixed block, 17 pull block, 18 adjustment block, 19 iron block, 20 magnet, 21 card block, 22 card slot. 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] See also Figure 1-3 A circuit board automatic feeding machine includes a base plate 1 and two vertical plates 2 installed on the top of the base plate 1. The two vertical plates 2 are connected by a feeding roller 3. A detachable concave plate 4 is arranged on the top of the two vertical plates 2. The concave plate 4 is in contact with the vertical plate 2 on one side close to the vertical plate 2. Two movable limit blocks 5 are arranged on the top of the feeding roller 3.

[0021] Furthermore, a driving motor connected to the plate-feeding roller 3 is fixedly connected to the vertical plate 2 on the left side, and the driving motor drives the plate-feeding roller 3 to rotate via an output shaft.

[0022] The servo motor 7 is fixedly connected to the left side of the concave plate 4, the right end of the output shaft of the servo motor 7 passes through the fixed groove 6 and extends into the inside thereof, the right end of the output shaft of the servo motor 7 is fixedly connected to a forward threaded rod 8, the right end of the forward threaded rod 8 is fixedly connected to a reverse threaded rod 9, the surface of the forward threaded rod 8 and the surface of the reverse threaded rod 9 are both threadedly connected with a thread block 10, the surface of the thread block 10 is in sliding contact with the inner wall of the fixed groove 6, the bottom of the thread block 10 is fixedly connected with a movable plate 11, the top of the movable plate 11 is in sliding contact with the top of the inner wall of the concave plate 4, thereby ensuring the stability of the movable plate 11 during movement, the bottoms of the opposite sides of the two movable plates 11 are fixedly connected with a connecting block 12, the side of the connecting block 12 close to the limit block 5 is fixedly connected to the limit block 5, the groove of the connecting block 12 is movably connected with a limit roller 13, slots 14 are provided on the left and right sides of the bottom of the concave plate 4, and the top of the vertical plate 2 is fixedly connected with the slot 14 The top of the plug block 15 penetrates the slot 14 and extends to the inside thereof to contact the inner wall of the slot 14. The bottoms of the left and right sides of the concave plate 4 are fixedly connected with fixed blocks 16. The two fixed blocks 16 are provided with pull blocks 17 on the sides away from each other. The side of the pull block 17 close to the fixed block 16 contacts the fixed block 16. The side of the pull block 17 close to the fixed block 16 is fixedly connected with two adjustment blocks 18. The side of the adjustment block 18 away from the pull block 17 penetrates the fixed block 16 and extends to the inside thereof. An iron block 19 is fixedly connected to the outside thereof, and magnets 20 that attract the iron block 19 are fixedly connected to the left and right sides of the concave plate 4 and the positions corresponding to the iron block 19. A clamping block 21 is fixedly connected to the side of the pull block 17 close to the plug block 15, and a clamping groove 22 that matches the clamping block 21 is provided on the side of the plug block 15 close to the clamping block 21. The side of the clamping block 21 close to the clamping groove 22 sequentially penetrates the fixed block 16, the slot 14 and the clamping groove 22 and extends to the inside of the clamping groove 22 to contact the inner wall of the clamping groove 22.

[0023] Specifically, according to the size of the circuit board, the distance between the two limiting rollers 13 on the opposite side is adjusted, and the servo motor 7 is started. The servo motor 7 drives the forward threaded rod 8 and the reverse threaded rod 9 to rotate through the output shaft, so that the forward threaded rod 8 and the reverse threaded rod 9 respectively drive the two threaded blocks 10 to move closer to each other, so that the two movable plates 11 move closer to each other, and the movable plate 11 drives the limiting roller 13 to move through the limiting block 5, so that the distance between the two limiting rollers 13 on the opposite side can be adjusted.

[0024] Specifically, the pulling block 17 is pulled, and the pulling block 17 drives the iron block 19 and the magnet 20 to separate through the adjusting block 18, and the pulling block 17 drives the card block 21 to move away from the card slot 22, so that the card block 21 and the card slot 22 are separated, and then the concave plate 4 is pulled upward, and the concave plate 4 drives the slot 14 and the inserting block 15 to separate, so that the concave plate 4 can be removed, which is convenient for maintenance of the structure on the concave plate 4.

[0025] Through the mutual cooperation of the concave plate 4, the limit block 5, the fixed groove 6, the servo motor 7, the forward threaded rod 8, the reverse threaded rod 9, the threaded block 10, the movable plate 11, the connecting block 12, the limit roller 13, the slot 14, the insert block 15, the fixed block 16, the pull block 17, the adjustment block 18, the iron block 19, the magnet 20, the clamping block 21 and the clamping slot 22, the circuit board can be prevented from falling when moving on the board feeding roller 3, so that the feeding trigger has a limiting effect, and the circuit board can be limited according to the size of the circuit board to avoid the circuit board from being offset during the transportation process, thereby improving the stability of the circuit board during transportation, and it is convenient to remove the concave plate 4 from the feeding trigger in the later stage, so as to facilitate the maintenance and repair of the structure on the concave plate 4 and improve flexibility.

[0026] When in use, the circuit board is placed on the board feeding roller 3 and transported from back to front, so that both sides of the circuit board are in rolling contact with the limiting rollers 13 respectively, thereby ensuring the stability of the circuit board during transportation.

[0027] 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. An automatic circuit board feeding machine, characterized in that: The invention comprises a bottom plate (1) and two vertical plates (2) mounted on the top of the bottom plate (1); the two vertical plates (2) are connected via a plate feeding roller (3); a detachable concave plate (4) is arranged on the top of the two vertical plates (2); and two movable limit blocks (5) are arranged on the top of the plate feeding roller (3).

2. The automatic circuit board feeding machine according to claim 1, characterized in that: The invention also comprises a fixing groove (6), wherein the fixing groove (6) is arranged at the bottom of the concave plate (4), a servo motor (7) is installed on the left side of the concave plate (4), the right end of the output shaft of the servo motor (7) passes through the fixing groove (6) and extends into the inside thereof, a forward-rotating threaded rod (8) is installed on the right end of the output shaft of the servo motor (7), and a reverse-rotating threaded rod (9) is installed on the right end of the forward-rotating threaded rod (8).

3. The automatic circuit board feeder according to claim 2, characterized in that: The surface of the forward-rotating threaded rod (8) and the surface of the reverse-rotating threaded rod (9) are both threadedly connected with a threaded block (10); a movable plate (11) is installed at the bottom of the threaded block (10); a connecting block (12) is installed at the bottom of the opposite side of the two movable plates (11); the connecting block (12) is fixedly connected to the limit block (5) on the side close to the limit block (5); and a limit roller (13) is movably connected in the groove of the connecting block (12).

4. The automatic circuit board feeder according to claim 3, characterized in that: The left and right sides of the bottom of the concave plate (4) are both provided with slots (14), and the top of the vertical plate (2) is provided with an insert block (15) adapted to the slot (14), and the top of the insert block (15) passes through the slot (14) and extends to the inside thereof to contact the inner wall of the slot (14).

5. The automatic circuit board feeder according to claim 4, characterized in that: The bottoms of the left and right sides of the concave plate (4) are both equipped with fixed blocks (16), the sides of the two fixed blocks (16) away from each other are both provided with pull blocks (17), and the sides of the pull blocks (17) close to the fixed blocks (16) are equipped with two adjustment blocks (18).

6. The automatic circuit board feeder according to claim 5, characterized in that: The side of the adjusting block (18) away from the pulling block (17) penetrates the fixing block (16) and extends to the outside thereof, where an iron block (19) is installed. Magnets (20) that attract the iron block (19) are installed on the left and right sides of the concave plate (4) at positions corresponding to the iron block (19).

7. The automatic circuit board feeder according to claim 6, characterized in that: A clamping block (21) is installed on one side of the pulling block (17) close to the inserting block (15), and a clamping slot (22) adapted to the clamping block (21) is provided on one side of the inserting block (15) close to the clamping block (21).

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