Circuit board cutting machine

Abstract

The utility model relates to the technical field of circuit board shearing processing, in particular to a circuit board cutting machine which comprises a cutting assembly used for cutting a circuit board, a lifting assembly used for driving the cutting assembly to ascend and descend is arranged at the top of the cutting assembly, and a moving assembly used for driving the cutting assembly to move is arranged at the top of the lifting assembly. A positioning assembly used for fixing a circuit board is arranged at the bottom of the moving assembly, and a dust removal assembly used for sucking cutting powder is arranged on one side of the positioning assembly. According to the circuit board cutting machine disclosed by the utility model, the circuit board is crimped and fixed through the crimping parts, and then the circuit board cutting machine can crimp and fix circuit boards with different sizes by changing the distance between the two crimping parts, so that the circuit board cutting machine is more convenient to use; and meanwhile, the cutting powder is sucked and filtered through the dust removal assembly, the working environment is optimized, and the health of operators is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of shearing processing of circuit boards, in particular to a circuit board cutting machine. Background Art

[0002] PCB board maintenance is an important job in the electronics industry. It is responsible for repairing and maintaining the functions of the circuit board. During the maintenance process, it is sometimes necessary to cut the excess parts of the circuit board.

[0003] Application number: CN201420395835.7, "A circuit board cutting device", first stack the large-sized circuit boards flat on the short board of the L board and place them above the groove, then control the piston rod of the cylinder II to extend, and the pressure plate extends downward to press on the top of the circuit board, and then start the servo motor, the servo motor drives the saw blade to rotate at high speed, and finally control the piston rod of the cylinder I to extend, and the saw blade gradually cuts the circuit board. Therefore, all the circuit boards are cut into circuit boards of required specifications through a one-time cutting of the saw blade, thereby improving the cutting efficiency of the circuit board.

[0004] However, the distance between the two pressing plates in the circuit board cutting device cannot be adjusted, which makes it inconvenient for the circuit board cutting device to fix circuit boards of different sizes, resulting in inconvenience in use; at the same time, powder is generated during the cutting process, which not only affects the working environment, but also affects the lung health of the operator. Utility Model Content

[0005] The utility model aims to provide a circuit board cutting machine, which can press and fix circuit boards of different sizes and remove cutting powder at the same time, so as 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: a circuit board cutting machine, comprising a cutting assembly for cutting a circuit board, a lifting assembly for driving the cutting assembly to rise and fall is provided on the top of the cutting assembly, a moving assembly for driving the cutting assembly to move is provided on the top of the lifting assembly, a positioning assembly for fixing the circuit board is provided on the bottom of the moving assembly, and a dust removal assembly for absorbing cutting powder is provided on one side of the positioning assembly.

[0007] Wherein, the dust removal assembly includes: a dust box, the top of the dust box is connected to the end of the telescopic tube, the lower end of one side of the dust box is connected to the air inlet end of the exhaust fan, and a filter plate is provided inside the dust box.

[0008] Preferably, a slot is provided on the side of the dust box, and the slot walls of the slot are slidably connected to two sides of the filter plate.

[0009] Preferably, the cutting assembly includes: a dust hood, one side of the dust hood is connected to the end of the telescopic tube, the other side of the dust hood is fixedly connected to the outside of motor 2, the output shaft of motor 2 is inserted into the inside of the cutter wheel, and the cutter wheel is located inside the dust hood.

[0010] Preferably, the lifting assembly includes: an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected to the top of the dust hood, the top of the dust hood is also fixedly connected to the bottom of the guide rod, the guide rod is located on both sides of the electric telescopic rod, the side of the guide rod is slidably inserted into the interior of the fixed block, and the interior of the fixed block is also fixedly sleeved on the side of the electric telescopic rod.

[0011] Preferably, the moving assembly includes: a U-shaped frame, one side of the U-shaped frame is rotatably connected to one end of a screw, the other end of the screw is connected to the output shaft of motor one through a coupling, the outside of motor one is fixedly connected to the side of the U-shaped frame, the outside of the screw is threadedly connected to the inside of a rotating seat, and the bottom of the rotating seat is fixedly connected to the top of the electric telescopic rod.

[0012] Preferably, the interior of the rotating seat is slidably sleeved on the exterior of a limiting rod, the limiting rod is located above the screw rod, and both ends of the limiting rod are fixedly connected to two sides of the U-shaped frame.

[0013] Preferably, the positioning assembly includes: a storage table, the top of the storage table is fixedly connected to the bottom end of the U-shaped frame, a slide groove is opened on the top of the storage table, the groove wall of the slide groove is slidably connected to the side of the slider, a crimping piece is provided on the top of the slider, the internal thread of the slider is connected to the outside of the screw rod, the outside of the screw rod is also rotatably connected to the two ends of the slide groove, and the end of the screw rod is fixedly connected to one side of the turntable.

[0014] Preferably, the crimping member comprises: an L-shaped plate, the bottom end of the L-shaped plate is fixedly connected to the top of the slider, the top of the L-shaped plate is fixedly connected to the outside of the cylinder, and the output end of the cylinder is fixedly connected to the top of the pressing plate.

[0015] Preferably, the top of the pressing plate is fixedly connected to the bottom of the sliding rod, and the side of the sliding rod is slidably inserted into the interior of the L-shaped plate.

[0016] Preferably, a cutting groove is provided on the top of the storage table for facilitating cutting, the cutting groove is located between two slide grooves, and the cutting groove is perpendicular to the slide grooves.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model uses a crimping piece to crimp and fix the circuit board, and then drives the screw rod to rotate through a turntable, the screw rod drives the slider to move, and the slider drives the crimping piece to move, thereby changing the distance between the two crimping pieces, so that the circuit board cutting machine can crimp and fix circuit boards of different sizes, making the circuit board cutting machine more convenient to use; at the same time, the cutting powder is sucked into the dust collection box by the exhaust fan and filtered through the filter plate, which not only optimizes the working environment but also ensures the health of the operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the mobile component of the utility model;

[0022] Figure 4 This is a schematic diagram of the lifting assembly structure of the utility model;

[0023] Figure 5 This is a schematic diagram of the cutting assembly structure of the utility model;

[0024] Figure 6 This is a schematic diagram of the positioning component structure of the utility model;

[0025] Figure 7 This is a schematic diagram of the structure of the crimping piece of the utility model;

[0026] Figure 8 This is a schematic diagram of the structure of the dust removal component of the utility model;

[0027] Fig. 9 It is a schematic diagram of the working state of the utility model.

[0028] In the figure: 1. Moving component; 2. Lifting component; 3. Cutting component; 4. Positioning component; 5. Dust removal component; 6. U-shaped frame; 7. Motor 1; 8. Rotating seat; 9. Screw; 10. Limit rod; 11. Electric telescopic rod; 12. Fixed block; 13. Guide rod; 14. Dust hood; 15. Cutter wheel; 16. Motor 2; 17. Storage table; 18. Cutting groove; 19. Screw; 20. Slide; 21. Crimping piece; 22. Slider; 23. Turntable; 24. Cylinder; 25. L-shaped plate; 26. Press plate; 27. Slide; 28. Filter plate; 29. ​​Slot; 30. Dust box; 31. Telescopic tube; 32. Exhaust fan; 33. Circuit board. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-9 The utility model provides a technical solution: a circuit board cutting machine, comprising: a cutting assembly 3 for cutting a circuit board, a lifting assembly 2 for driving the cutting assembly 3 to rise and fall is provided on the top of the cutting assembly 3, a moving assembly 1 for driving the cutting assembly 3 to move is provided on the top of the lifting assembly 2, a positioning assembly 4 for fixing the circuit board is provided at the bottom of the moving assembly 1, and a dust removal assembly 5 for absorbing cutting powder is provided on one side of the positioning assembly 4.

[0031] The dust removal assembly 5 includes: a dust box 30, the top of the dust box 30 is connected to the end of the telescopic tube 31, the lower end of one side of the dust box 30 is connected to the air inlet end of the exhaust fan 32, and a filter plate 28 is provided inside the dust box 30.

[0032] Furthermore, the exhaust fan 32 sucks the powder generated by cutting through the dust box 30, the telescopic tube 31 and the dust cover 14, and the powder is filtered by the filter plate 28 after entering the dust box 30;

[0033] A slot 29 is formed on the side of the dust collecting box 30 , and the slot walls of the slot 29 are slidably connected to the two sides of the filter plate 28 .

[0034] Furthermore, the slot 29 makes it easier to extract the filter plate 28 for cleaning and replacement.

[0035] The cutting assembly 3 includes: a dust hood 14, one side of the dust hood 14 is connected to the end of the telescopic tube 31, and the other side of the dust hood 14 is fixedly connected to the outside of the motor 2 16, the output shaft of the motor 2 16 is inserted into the inside of the cutter wheel 15, and the cutter wheel 15 is located inside the dust hood 14.

[0036] Furthermore, the motor 2 16 drives the cutter wheel 15 to rotate, so that the cutter wheel 15 can cut the circuit board 33, and the dust hood 14 is used to absorb the cut powder.

[0037] The lifting assembly 2 includes: an electric telescopic rod 11, the output end of the electric telescopic rod 11 is fixedly connected to the top of the dust hood 14, the top of the dust hood 14 is also fixedly connected to the bottom of the guide rod 13, the guide rod 13 is located on both sides of the electric telescopic rod 11, the side of the guide rod 13 is slidably inserted into the interior of the fixed block 12, and the interior of the fixed block 12 is also fixedly sleeved on the side of the electric telescopic rod 11.

[0038] Furthermore, the electric telescopic rod 11 drives the dust hood 14 to move up and down, and then drives the cutting assembly 3 to move downward, so that the cutter wheel 15 in the cutting assembly 3 contacts the circuit board 33, allowing the cutter wheel 15 to cut the circuit board 33; the guide rod 13 can prevent the dust hood 14 from rotating around the output shaft of the electric telescopic rod 11.

[0039] The moving assembly 1 includes: a U-shaped frame 6, one side of the U-shaped frame 6 is rotatably connected to one end of a screw rod 9, the other end of the screw rod 9 is connected to the output shaft of a motor 7 through a coupling, the outside of the motor 7 is fixedly connected to the side of the U-shaped frame 6, the outside of the screw rod 9 is threadedly connected to the inside of a rotating seat 8, and the bottom of the rotating seat 8 is fixedly connected to the top of the electric telescopic rod 11.

[0040] Furthermore, the motor 1 7 drives the screw 9 to rotate, the screw 9 drives the rotating seat 8 to move, and the rotating seat 8 drives the lifting assembly 2 and the cutting assembly 3 to move, so that the cutting assembly 3 cuts a slit on the circuit board 33.

[0041] The interior of the rotating seat 8 is slidably sleeved on the exterior of the limiting rod 10 . The limiting rod 10 is located above the screw rod 9 . Both ends of the limiting rod 10 are fixedly connected to both sides of the U-shaped frame 6 .

[0042] Furthermore, when the rotating seat 8 moves, it slides downward with the limiting rod 10 , and the limiting rod 10 prevents the rotating seat 8 from rotating around the screw rod 9 .

[0043] The positioning assembly 4 includes: a storage table 17, the top of the storage table 17 is fixedly connected to the bottom end of the U-shaped frame 6, a slide groove 20 is opened on the top of the storage table 17, the groove wall of the slide groove 20 is slidably connected to the side of the slider 22, and a crimping part 21 is provided on the top of the slider 22. The internal thread of the slider 22 is connected to the outside of the screw rod 19, and the outside of the screw rod 19 is also rotatably connected to the two ends of the slide groove 20, and the end of the screw rod 19 is fixedly connected to one side of the turntable 23.

[0044] Furthermore, the turntable 23 drives the screw rod 19 to rotate, the screw rod 19 drives the slider 22 to move, and the slider 22 drives the crimping piece 21 to move, moving the pressure plates 26 in the two crimping pieces 21 to the upper part of the two side edges of the circuit board 33 to facilitate clamping and fixing the circuit board 33.

[0045] The crimping member 21 includes an L-shaped plate 25 , the bottom end of the L-shaped plate 25 is fixedly connected to the top of the slider 22 , the top of the L-shaped plate 25 is fixedly connected to the outside of the cylinder 24 , and the output end of the cylinder 24 is fixedly connected to the top of the pressing plate 26 .

[0046] Furthermore, the cylinder 24 pushes the pressing plate 26 downward, so that the pressing plate 26 presses and fixes the circuit board 33 .

[0047] The top of the pressing plate 26 is fixedly connected to the bottom of the sliding rod 27 , and the side of the sliding rod 27 is slidably inserted into the inside of the L-shaped plate 25 .

[0048] Furthermore, when the pressing plate 26 is lifted or lowered, the sliding rod 27 is driven to move up and down, and the sliding rod 27 slides inside the L-shaped plate 25 , so that the sliding rod 27 can prevent the pressing plate 26 from rotating around the output shaft of the cylinder 24 .

[0049] A cutting groove 18 is provided on the top of the storage platform 17 for easy cutting. The cutting groove 18 is located between the two slide grooves 20 and is perpendicular to the slide grooves 20 .

[0050] Furthermore, after the cutter wheel 15 cuts through the circuit board 33 , the cutter wheel 15 will slightly enter the cutting groove 18 , thereby preventing the cutter wheel 15 from cutting the top of the storage table 17 .

[0051] Working principle: When in use, place the circuit board 33 on the upper part of the storage table 17, then rotate the turntable 23, the turntable 23 drives the screw rod 19 to rotate, the screw rod 19 drives the slider 22 to move, the slider 22 drives the crimping piece 21 to move, move the pressing plate 26 in the two crimping pieces 21 to the upper part of the edges on both sides of the circuit board 33, and then start the cylinder 24, the cylinder 24 pushes the pressing plate 26 down, so that the pressing plate 26 crimps and fixes the circuit board 33; after the circuit board 33 is fixed, the electric telescopic rod 11 drives the cutting assembly 3 to move downward, so that the cutting assembly 3 The cutter wheel 15 contacts the circuit board 33, and the motor 16 drives the cutter wheel 15 to rotate, so that the cutter wheel 15 cuts the circuit board 33; at the same time, the exhaust fan 32 is started, and the exhaust fan 32 sucks the powder generated by the cutting through the dust box 30, the telescopic tube 31 and the dust cover 14, and the powder enters the dust box 30 and is filtered by the filter plate 28; while cutting, the motor 1 7 drives the screw 9 to rotate, the screw 9 drives the rotating seat 8 to move, and the rotating seat 8 drives the lifting assembly 2 and the cutting assembly 3 to move, so that the cutting assembly 3 cuts a slit on the circuit board 33.

[0052] 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 cutting machine, It is characterized in that The invention comprises a cutting assembly (3) for cutting a circuit board, wherein a lifting assembly (2) for driving the cutting assembly (3) to rise and fall is arranged on the top of the cutting assembly (3), a moving assembly (1) for driving the cutting assembly (3) to move is arranged on the top of the lifting assembly (2), a positioning assembly (4) for fixing the circuit board is arranged on the bottom of the moving assembly (1), and a dust removal assembly (5) for absorbing cutting powder is arranged on one side of the positioning assembly (4); The dust removal assembly (5) comprises: a dust collection box (30), the top of the dust collection box (30) is connected to the end of the telescopic tube (31), the lower end of one side of the dust collection box (30) is connected to the air inlet end of the exhaust fan (32), and a filter plate (28) is provided inside the dust collection box (30).

2. A circuit board cutting machine according to claim 1, Features: A slot (29) is provided on the side of the dust collecting box (30), and the slot wall of the slot (29) is slidably connected to the two sides of the filter plate (28).

3. A circuit board cutting machine according to claim 1, Features: The cutting assembly (3) comprises: a dust hood (14), one side of the dust hood (14) is connected to the end of the telescopic tube (31), the other side of the dust hood (14) is fixedly connected to the outside of the second motor (16), the output shaft of the second motor (16) is plugged into the inside of the cutter wheel (15), and the cutter wheel (15) is located inside the dust hood (14).

4. A circuit board cutting machine according to claim 3, Features: The lifting assembly (2) comprises: an electric telescopic rod (11), the output end of the electric telescopic rod (11) is fixedly connected to the top of the dust hood (14), the top of the dust hood (14) is also fixedly connected to the bottom of a guide rod (13), the guide rod (13) is located on both sides of the electric telescopic rod (11), the side of the guide rod (13) is slidably inserted into the interior of a fixed block (12), and the interior of the fixed block (12) is also fixedly sleeved on the side of the electric telescopic rod (11).

5. A circuit board cutting machine according to claim 4, Features: The moving assembly (1) comprises: a U-shaped frame (6), one side of the U-shaped frame (6) is rotatably connected to one end of a screw rod (9), the other end of the screw rod (9) is connected to the output shaft of a motor (7) through a coupling, the outside of the motor (7) is fixedly connected to the side of the U-shaped frame (6), the outside of the screw rod (9) is threadedly connected to the inside of a rotating seat (8), and the bottom of the rotating seat (8) is fixedly connected to the top of the electric telescopic rod (11).

6. A circuit board cutting machine according to claim 5, Features: The interior of the rotating seat (8) is slidably sleeved on the exterior of the limiting rod (10), the limiting rod (10) is located above the screw rod (9), and the two ends of the limiting rod (10) are fixedly connected to the two sides of the U-shaped frame (6).

7. A circuit board cutting machine according to claim 5, Features: The positioning assembly (4) comprises: a storage table (17), the top of the storage table (17) is fixedly connected to the bottom end of the U-shaped frame (6), a slide groove (20) is provided on the top of the storage table (17), the groove wall of the slide groove (20) is slidably connected to the side of the slider (22), a crimping piece (21) is provided on the top of the slider (22), the internal thread of the slider (22) is connected to the outside of the screw rod (19), the outside of the screw rod (19) is also rotatably connected to the two ends of the slide groove (20), and the end of the screw rod (19) is fixedly connected to one side of the turntable (23).

8. A circuit board cutting machine according to claim 7, Features: The crimping member (21) comprises: an L-shaped plate (25), the bottom end of the L-shaped plate (25) is fixedly connected to the top of the slider (22), the top of the L-shaped plate (25) is fixedly connected to the outside of the cylinder (24), and the output end of the cylinder (24) is fixedly connected to the top of the pressing plate (26).

9. A circuit board cutting machine according to claim 8, Features: The top of the pressing plate (26) is fixedly connected to the bottom of the sliding rod (27), and the side of the sliding rod (27) is slidably inserted into the interior of the L-shaped plate (25).

10. A circuit board cutting machine according to claim 7, Features: A cutting groove (18) is provided on the top of the storage platform (17) for facilitating cutting. The cutting groove (18) is located between the two slide grooves (20), and the cutting groove (18) is perpendicular to the slide grooves (20).

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