High-efficiency PCB cutting device

Abstract

The utility model relates to a high-efficiency PCB cutting device which comprises a fixing table, a fixing frame is fixedly arranged on the fixing table, a lifting plate is arranged on the left side of the fixing frame, a rotating shaft is rotationally arranged at the bottom of the lifting plate, cutting blades are symmetrically arranged on the rotating shaft in a sliding mode, and a moving plate is arranged on the right side of the fixing frame. A cut-off tool is fixedly arranged at the bottom of the movable plate, pressing and fixing strips are symmetrically arranged on the two sides of the cut-off tool, material guiding plates are symmetrically and fixedly arranged on the fixed table, conveying belts are arranged at the two ends of the fixed table, and a material pushing block is slidably arranged on the fixed table and located on the conveying belt on the left side. According to the PCB cutting device, automatic conveying, feeding and discharging of a copper-clad plate can be achieved through the conveying belt and the material returning block, meanwhile, transverse cutting and vertical cutting can be conducted on the copper-clad plate through the cutting blade and the cut-off tool, meanwhile, the position of the cutting blade is adjusted, therefore, PCBs of different specifications are cut, the practicability of the PCB cutting device is improved, and the PCB cutting efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to a high-efficiency PCB board cutting device, belonging to the technical field of PCB board cutting. Background Art

[0002] PCB, also known as printed circuit board, is an important electronic component, a support for electronic components, and a provider of circuit connections for electronic components. During the production and processing of PCB boards, the copper-clad board must first be cut into the required size, so special cutting equipment must be used for its processing.

[0003] The utility model with patent number 202022010933.2 provides a high-efficiency PCB board cutting device. The utility model is simple to operate and easy to use. It is convenient for clamping and fixing the PCB board to be cut, and can polish the end face of the cut PCB board after cutting to remove burrs at the cut, so as to facilitate subsequent processing of the PCB board and thereby improve its productivity; however, when using the existing PCB board cutting device, it is necessary to manually place the copper clad board on the workbench, which requires manual operation, increases labor, is time-consuming and labor-intensive, and reduces the efficiency of cutting. Moreover, the copper clad board needs to be cut in both the horizontal and vertical directions, and the existing cutting device has a single cutting direction, which also affects the efficiency of PCB board cutting. Utility Model Content

[0004] In response to the problems in the related art, the present invention proposes a high-efficiency PCB board cutting device to overcome the above-mentioned technical problems existing in the existing related art.

[0005] To this end, the specific technical solutions adopted in this utility model are as follows:

[0006] A high-efficiency PCB board cutting device includes a fixed table, a fixed frame is fixedly provided on the fixed table, a lifting plate is provided on the left side of the fixed frame, a rotating shaft is rotatably provided at the bottom of the lifting plate, a cutting blade is symmetrically slidably provided on the rotating shaft, a movable plate is provided on the right side of the fixed frame, a cutting knife is fixedly provided at the bottom of the movable plate, pressing strips are symmetrically provided on both sides of the cutting knife, guide plates are symmetrically fixed on the fixed table, conveyor belts are provided at both ends of the fixed table, a pusher block is slidably provided on the fixed table, and the pusher block is located on the left conveyor belt.

[0007] Preferably, a pneumatic telescopic rod is fixedly installed on the left side of the fixed frame, the bottom end of the pneumatic telescopic rod is fixedly connected to the lifting plate, a driving motor is fixedly installed on the lifting plate, and the output shaft of the driving motor and one end of the rotating shaft are fixedly provided with pulleys, and the pulleys are connected by a synchronous belt.

[0008] Preferably, grooves are symmetrically provided on the rotating shaft, a movable collar is fixedly provided in the middle of the cutting disc, and a lower protrusion is fixedly provided in the movable collar corresponding to the groove, and a fixing bolt is passed through the movable collar.

[0009] Preferably, pressure rollers are symmetrically fixed to the bottom of the left end of the fixing frame, and the pressure rollers are located on both sides of the cutting blade. Through holes are opened on the fixing platform corresponding to the cutting blade.

[0010] Preferably, a hydraulic telescopic rod is fixedly installed on the top right side of the fixed frame, the bottom end of the hydraulic telescopic rod is fixedly connected to the top of the movable plate, and guide rods are fixed at both ends of the lifting plate and the movable plate, and the top end of the guide rod passes through the top plate of the fixed frame.

[0011] Preferably, both ends of the compression strip are connected to the bottom of the movable plate through a spring telescopic rod, an extrusion spring is fixedly provided in the inner cavity of the spring telescopic rod, and a cutting groove is provided on the fixed platform opposite to the cutting knife.

[0012] Preferably, fixed plates are symmetrically fixed on both sides of the fixed platform, electric telescopic rods are evenly fixed on the fixed plates, the movable ends of the electric telescopic rods are fixedly connected to the guide plates, and guide rollers are evenly provided on the guide plates.

[0013] Preferably, a screw is rotatably provided at the bottom of the fixed platform, and a stepping motor is fixedly provided at one end of the screw. The bottom end of the pusher block is slidably connected to the screw through a moving block, and the pusher block is located between the cutting blades.

[0014] The beneficial effects of the utility model are:

[0015] 1. By setting the cutting disc, when the copper clad laminate is pushed under the fixing frame, the lifting plate drives the cutting disc to move downward, thereby cutting the copper clad laminate through the cutting disc, making it easier to divide the copper clad laminate into more strips. At the same time, the cutting disc can adjust the position on the rotating shaft, making it easier to cut PCB boards of different specifications.

[0016] 2. By setting a cutting knife, the copper clad laminate cut into strips is pushed further and moved to the bottom of the movable plate. The movable plate drives the cutting knife downward, thereby cutting the strip copper clad laminate into block PCB boards. The copper clad laminate can be cut horizontally and vertically at one time, which can improve the efficiency of PCB board cutting.

[0017] 3. By setting up conveyor belts, the copper clad laminate is loaded on one of the conveyor belts, and the copper clad laminate is pushed to the fixed table by the push block. At the same time, the guide plate will limit it on both sides to prevent the copper clad laminate from deviation when moving. After the cutting operation is completed in sequence, it will be pushed to another conveyor belt, which can achieve the purpose of automatic loading and unloading of the copper clad laminate, further improving the efficiency of PCB board cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the specific embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0019] Figure 1 This is a schematic diagram of the overall structure of a high-efficiency PCB board cutting device of the utility model;

[0020] Figure 2 This is a schematic diagram of the cutting blade structure of a high-efficiency PCB board cutting device of the utility model;

[0021] Figure 3 This is a schematic diagram of the cutting blade structure of a high-efficiency PCB board cutting device of the utility model;

[0022] Figure 4 This is a schematic diagram of the pusher block structure of a high-efficiency PCB board cutting device of the utility model;

[0023] Numbers in the figure: 1. Fixed table; 2. Fixed frame; 3. Lifting plate; 4. Rotating shaft; 5. Cutting disc; 6. Moving plate; 7. Cutting knife; 8. Pressing strip; 9. Guide plate; 10. Conveyor belt; 11. Pushing block; 12. Pneumatic telescopic rod; 13. Driving motor; 14. Groove; 15. Moving collar; 16. Hydraulic telescopic rod; 17. Guide rod; 18. Spring telescopic rod; 19. Fixed plate; 20. Electric telescopic rod; 21. Screw; 22. Pressing roller. DETAILED DESCRIPTION

[0024] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0025] According to an embodiment of the present utility model, a high-efficiency PCB board cutting device is provided.

[0026] Example 1

[0027] like Figure 1- As shown in Figure 4, a high-efficiency PCB board cutting device according to an embodiment of the present utility model includes a fixed table 1, a fixed frame 2 is fixed on the fixed table 1, a lifting plate 3 is provided on the left side of the fixed frame 2, a rotating shaft 4 is rotatably provided at the bottom of the lifting plate 3, a cutting blade 5 is symmetrically slidably provided on the rotating shaft 4, a movable plate 6 is provided on the right side of the fixed frame 2, a cutting knife 7 is fixed at the bottom of the movable plate 6, and pressing strips 8 are symmetrically provided on both sides of the cutting knife 7, a guide plate 9 is symmetrically fixed on the fixed table 1, a conveyor belt 10 is provided at both ends of the fixed table 1, a pusher block 11 is slidably provided on the fixed table 1, and the pusher block 11 is located on the left conveyor belt 10, a pneumatic telescopic rod 12 is fixedly installed on the left side of the fixed frame 2, the bottom end of the pneumatic telescopic rod 12 is fixedly connected to the lifting plate 3, a driving motor 13 is fixedly installed on the lifting plate 3, and the output shaft of the driving motor 13 is connected to the rotating shaft The movable shaft 4 is fixed with a pulley at one end, and the pulleys are connected by a synchronous belt. The lifting plate 3 can be moved up and down by the pneumatic telescopic rod 12, so that the cutting blade 5 can be moved to the surface of the fixed table 1 for cutting. The rotating shaft 4 is symmetrically provided with a groove 14, and a movable sleeve 15 is fixed in the middle of the cutting blade 5, and a lower protrusion is fixed in the movable sleeve 15 corresponding to the groove 14. A fixing bolt is passed through the movable sleeve 15, and the fixing bolt can make the movable sleeve 15 loose, thereby adjusting the position of the cutting blade 5 on the rotating shaft 4, thereby changing the cutting position of the copper clad plate and improving its practicality. The bottom left end of the fixed frame 2 is symmetrically fixed with a pressure roller 22, and the pressure roller 22 is located on both sides of the cutting blade 5. A through hole is opened on the fixed table 1 corresponding to the cutting blade 5. The pressure roller 22 can press the moving copper clad plate to ensure stability during cutting.

[0028] Example 2

[0029] like Figure 1- As shown in Figure 4, a high-efficiency PCB board cutting device according to an embodiment of the present utility model includes a fixed table 1, a fixed frame 2 is fixed on the fixed table 1, a lifting plate 3 is provided on the left side of the fixed frame 2, a rotating shaft 4 is provided at the bottom of the lifting plate 3, a cutting blade 5 is symmetrically slidably provided on the rotating shaft 4, a movable plate 6 is provided on the right side of the fixed frame 2, a cutting knife 7 is fixed at the bottom of the movable plate 6, and pressing strips 8 are symmetrically provided on both sides of the cutting knife 7, a guide plate 9 is symmetrically fixed on the fixed table 1, a conveyor belt 10 is provided at both ends of the fixed table 1, a pusher block 11 is slidably provided on the fixed table 1, and the pusher block 11 is located on the left conveyor belt 10, and the top of the right side of the fixed frame 2 A hydraulic telescopic rod 16 is fixedly installed on the top, and the bottom end of the hydraulic telescopic rod 16 is fixedly connected to the top of the movable plate 6. Guide rods 17 are fixed at both ends of the lifting plate 3 and the movable plate 6, and the top of the guide rod 17 passes through the top plate of the fixed frame 2. Both ends of the compression strip 8 are connected to the bottom of the movable plate 6 through a spring telescopic rod 18. An extrusion spring is fixed in the inner cavity of the spring telescopic rod 18. A cutting groove is provided on the fixed table 1 relative to the cutting knife 7. When the copper-clad laminate at the bottom of the cutting knife 7 is cut, the movable plate 6 moves downward, and the compression strip 8 will first contact the copper-clad laminate. As the movable plate 6 continues to move, the pressure on the copper-clad laminate will increase, ensuring stability during cutting and improving cutting accuracy.

[0030] Example 3

[0031] like Figure 1- As shown in FIG4 , a high-efficiency PCB board cutting device according to an embodiment of the present utility model comprises a fixed table 1, a fixed frame 2 is fixed on the fixed table 1, a lifting plate 3 is provided on the left side of the fixed frame 2, a rotating shaft 4 is provided at the bottom of the lifting plate 3, a cutting blade 5 is symmetrically slidably provided on the rotating shaft 4, a movable plate 6 is provided on the right side of the fixed frame 2, a cutting knife 7 is fixed at the bottom of the movable plate 6, and pressing strips 8 are symmetrically provided on both sides of the cutting knife 7, a guide plate 9 is symmetrically fixed on the fixed table 1, a conveyor belt 10 is provided at both ends of the fixed table 1, a pusher block 11 is slidably provided on the fixed table 1, and the pusher block 11 is located on the left conveyor belt 10, and fixed plates are symmetrically fixed on both sides of the fixed table 1 A fixed plate 19 is provided with an electric telescopic rod 20 evenly fixed on the fixed plate 19, and the movable end of the electric telescopic rod 20 is fixedly connected to the guide plate 9. The guide plate 9 is evenly provided with guide rollers. The electric telescopic rod 20 allows the guide plate 9 to move relatively, thereby contacting both sides of the copper clad laminate, ensuring that the copper clad laminate will not deviate during movement, thereby ensuring the accuracy of subsequent cutting. A screw rod 21 is provided for rotation at the bottom of the fixed table 1, and a stepping motor is fixed at one end of the screw rod 21. The bottom end of the pusher block 11 is slidably connected to the screw rod 21 through a moving block. The pusher block 11 is located between the cutting blades 5. Through the rotation of the screw rod 21, the pusher block 11 moves left and right on the fixed table 1, thereby achieving the purpose of automatic conveying and loading of the copper clad laminate.

[0032] In summary, with the help of the above-mentioned technical solution of the present invention, when this device is in use, the copper clad laminate is moved on one of the conveyor belts 10, and the copper clad laminate is pushed to the fixed platform 1 by the pushing block 11. When it is pushed to the bottom of the fixed frame 2, the lifting plate 3 drives the cutting blade 5 to move downward, thereby cutting the copper clad laminate by the cutting blade 5, which is convenient for dividing the copper clad laminate into more strip copper clad laminates. At the same time, the cutting blade 5 can adjust the position on the rotating shaft 4, which is convenient for cutting PCB boards of different specifications. The strip copper clad laminate continues to be pushed and moved to the bottom of the moving plate 6. The cutting knife 7 is driven downward by the moving plate 6 to cut the strip copper clad laminate into block-shaped PCB boards. The copper clad laminate can be cut horizontally and vertically at one time, which can improve the efficiency of PCB board cutting. After the cutting operation is completed, it is pushed to another conveyor belt 10, which can complete the purpose of automatic loading and unloading of the copper clad laminate, further improving the efficiency of PCB board cutting.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A high-efficiency PCB board cutting device, comprising a fixing table (1), characterized in that: A fixed frame (2) is fixed on the fixed platform (1), a lifting plate (3) is provided on the left side of the fixed platform (2), a rotating shaft (4) is rotatably provided at the bottom of the lifting plate (3), a cutting blade (5) is symmetrically slidably provided on the rotating shaft (4), a movable plate (6) is provided on the right side of the fixed platform (2), a cutting knife (7) is fixed at the bottom of the movable plate (6), and pressing strips (8) are symmetrically provided on both sides of the cutting knife (7), a material guide plate (9) is symmetrically fixed on the fixed platform (1), a conveyor belt (10) is provided at both ends of the fixed platform (1), a pusher block (11) is slidably provided on the fixed platform (1), and the pusher block (11) is located on the left conveyor belt (10).

2. The high-efficiency PCB board cutting device according to claim 1, characterized in that: A pneumatic telescopic rod (12) is fixedly mounted on the left side of the fixed frame (2), the bottom end of the pneumatic telescopic rod (12) is fixedly connected to the lifting plate (3), a driving motor (13) is fixedly mounted on the lifting plate (3), and a pulley is fixedly mounted on the output shaft of the driving motor (13) and one end of the rotating shaft (4), and the pulleys are connected by a synchronous belt.

3. The high-efficiency PCB board cutting device according to claim 2, characterized in that: Grooves (14) are symmetrically provided on the rotating shaft (4), a movable collar (15) is fixedly provided in the middle of the cutting blade (5), and a lower protrusion is fixedly provided in the movable collar (15) at a position corresponding to the groove (14), and a fixing bolt is passed through the movable collar (15).

4. The high-efficiency PCB board cutting device according to claim 3, characterized in that: A pressure roller (22) is symmetrically fixed on the bottom of the left end of the fixing frame (2), and the pressure roller (22) is located on both sides of the cutting blade (5). A through hole is opened on the fixing platform (1) at a position corresponding to the cutting blade (5).

5. The high-efficiency PCB board cutting device according to claim 4, characterized in that: A hydraulic telescopic rod (16) is fixedly installed on the top right side of the fixed frame (2), and the bottom end of the hydraulic telescopic rod (16) is fixedly connected to the top of the movable plate (6). Guide rods (17) are fixedly provided at both ends of the lifting plate (3) and the movable plate (6), and the top end of the guide rod (17) passes through the top plate of the fixed frame (2).

6. The high-efficiency PCB board cutting device according to claim 5, characterized in that: Both ends of the compression strip (8) are connected to the bottom of the movable plate (6) via a spring telescopic rod (18), an extrusion spring is fixedly provided in the inner cavity of the spring telescopic rod (18), and a cutting groove is provided on the fixed platform (1) opposite to the cutting knife (7).

7. The high-efficiency PCB board cutting device according to claim 6, characterized in that: Fixed plates (19) are symmetrically fixed on both sides of the fixed platform (1), electric telescopic rods (20) are evenly fixed on the fixed plates (19), and the movable ends of the electric telescopic rods (20) are fixedly connected to the guide plates (9), and guide rollers are evenly provided on the guide plates (9).

8. The high-efficiency PCB board cutting device according to claim 7, characterized in that: A screw rod (21) is rotatably provided at the bottom of the fixed platform (1), and a stepping motor is fixedly provided at one end of the screw rod (21). The bottom end of the pusher block (11) is slidably connected to the screw rod (21) via a moving block, and the pusher block (11) is located between the cutting blades (5).

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