Fixing clamp for cutting process of printed circuit board (PCB)

Abstract

The utility model relates to the field of electronic equipment manufacturing, in particular to a fixing clamp for a PCB (printed circuit board) cutting process, which comprises two symmetrically arranged vertical plates. First sliding grooves are formed in the opposite ends of the two vertical plates correspondingly, and first sliding blocks are installed in the two first sliding grooves correspondingly. Connecting strips are fixed to the opposite ends of the two first sliding blocks, L-shaped strips are fixed to one ends of the two connecting strips, and fixing plates are fixed to one ends of the two L-shaped strips. Connecting pieces are fixed to the ends, away from the L-shaped strip, of the two connecting strips. Racks are fixed at one ends of the two connecting pieces; the bottom of each vertical plate is fixedly provided with an installation base, the top of each installation base is fixedly provided with a vertical strip, the PCB cutting device is simple and convenient to fix a PCB, and therefore the cutting efficiency of the PCB is improved.

Description

Technical Field

[0001] The utility model relates to the field of electronic equipment manufacturing, in particular to a fixing fixture for a PCB board cutting process. Background Art

[0002] In the manufacturing process of electronic equipment, PCB (printed circuit board) is one of the key components. In the production process of PCB, it needs to be cut to obtain the required size and shape. However, the existing PCB cutting equipment is relatively cumbersome when fixing the PCB, which seriously affects the cutting efficiency of PCB.

[0003] Therefore, a fixing fixture for a PCB board cutting process is proposed. Utility Model Content

[0004] The utility model aims to provide a fixing fixture for a PCB board cutting process.

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

[0006] The fixing fixture for the PCB board cutting process includes:

[0007] Two symmetrically arranged vertical panels;

[0008] A first slide groove is provided at the opposite ends of the two vertical plates, and a first sliding block is installed in each of the two first slide grooves;

[0009] A connecting strip is fixed to the opposite ends of the two first sliding blocks, an L-shaped strip is fixed to one end of the two connecting strips, and a fixing plate is fixed to one end of the two L-shaped strips;

[0010] A connecting piece is fixed to one end of the two connecting strips away from the L-shaped strip;

[0011] A rack is fixed at one end of each of the two connecting members;

[0012] The bottoms of the two vertical plates are fixed with mounting seats, and the tops of the two mounting seats are fixed with vertical bars;

[0013] A through hole is formed at one end of each of the two vertical bars, and a connecting rod is passed through each of the two through holes;

[0014] A rotating bar is fixed at one end of the two connecting rods, and a gear meshing with a rack is fixed at the other end of the two connecting rods;

[0015] The outer walls of the two connecting rods are both threadedly connected with limiting rings that abut against the vertical bars.

[0016] Preferably, a second slide groove is provided on the inner walls of the two perforations, and a second sliding block is installed in the second slide groove.

[0017] Preferably, one end of the second sliding block is fixed to the outer wall of the connecting rod.

[0018] Preferably, a movable groove is formed at the bottom of the two fixed plates, and an extension plate is provided in the movable groove.

[0019] Preferably, a limiting groove is provided on the inner wall of the movable groove, and a limiting strip is fixed on the outer wall of the extension plate;

[0020] The limiting strip is located inside the limiting groove.

[0021] Preferably, the tops of the two fixed plates are each provided with a first threaded hole connected to the movable groove, and the tops of the two extended plates are each provided with a plurality of second threaded holes matched with the first threaded holes;

[0022] The first threaded hole and the second threaded hole are threadedly connected with fixing bolts.

[0023] Compared with the prior art, the beneficial effects of the utility model are:

[0024] The utility model rotates the connecting rod by rotating the bar, and the connecting rod drives the gear to rotate. When the gear rotates, it drives the rack to move downward, and the rack drives the L-shaped bar and the fixing plate to move downward. After the fixing plate abuts against the PCB board, the limiting ring is rotated, and after the limiting ring abuts against the vertical bar, the PCB board can be fixed. Compared with the existing method, the utility model is simpler and more convenient when fixing the PCB board, thereby improving the cutting efficiency of the PCB board.

[0025] The utility model removes the fixing bolts from the first threaded hole and the second threaded hole, and then moves the extension plate in the movable groove to adjust the overall length of the fixing plate. After the overall length of the fixing plate is adjusted, the fixing bolts are connected to the first threaded hole and the second threaded hole to fix the fixing plate and the extension plate. The utility model can adjust the length of the fixing plate to meet the use of PCB boards of different sizes, and by adjusting the length of the fixing plate, the contact area with the PCB board can be increased, thereby improving the fixing effect of the PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the gear connection structure in the utility model;

[0028] Figure 3 It is a schematic diagram of the structure of the extension plate and the fixed plate in the utility model;

[0029] Figure 4 It is a schematic diagram of the fixing bolt structure in the utility model.

[0030] In the figure: 1. vertical plate; 2. first slide groove; 3. first slider; 4. connecting strip; 5. L-shaped strip; 6. fixed plate; 7. mounting seat; 8. vertical strip; 9. through hole; 10. connecting rod; 11. rotating strip; 12. gear; 13. limiting ring; 14. second slide groove; 15. second slider; 16. movable groove; 17. limiting groove; 18. extension plate; 19. limiting strip; 20. second threaded hole; 21. first threaded hole; 22. fixing bolt; 23. connecting piece; 24. rack. DETAILED DESCRIPTION

[0031] 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.

[0032] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0033] Embodiment 1:

[0034] See also Figure 1 , 2 The utility model provides a technical solution: To achieve the above purpose, the utility model provides the following technical solution: A fixing fixture for a PCB board cutting process, comprising: two symmetrically arranged vertical plates 1; first slide grooves 2 are provided at opposite ends of the two vertical plates 1, and first sliders 3 are installed in the two first slide grooves 2; connecting strips 4 are fixed at opposite ends of the two first sliders 3, and L-shaped strips 5 are fixed at one end of the two connecting strips 4, and fixing plates 6 are fixed at one end of the two L-shaped strips 5; connecting pieces 23 are fixed at one end of the two connecting strips 4 away from the L-shaped strips 5; and connecting pieces 23 are fixed at one end. Rack 24; a mounting seat 7 is fixed at the bottom of the two vertical plates 1, and a vertical bar 8 is fixed at the top of the two mounting seats 7; a through hole 9 is opened at one end of the two vertical bars 8, and a connecting rod 10 is passed through the two through holes 9; a rotating bar 11 is fixed at one end of the two connecting rods 10, and a gear 12 meshing with the rack 24 is fixed at the other end of the two connecting rods 10; a limit ring 13 abutting against the vertical bar 8 is threadedly connected on the outer wall of the two connecting rods 10, and a second slide groove 14 is opened on the inner wall of the two through holes 9, and a second slider 15 is installed in the second slide groove 14, and one end of the second slider 15 is fixed to the outer wall of the connecting rod 10.

[0035] Specifically, the utility model rotates the connecting rod 10 through the rotating bar 11, and the connecting rod 10 drives the gear 12 to rotate. When the gear 12 rotates, it drives the rack 24 to move downward, and the rack 24 drives the L-shaped bar 5 and the fixed plate 6 to move downward. After the fixed plate 6 abuts against the PCB board, the limiting ring 13 is rotated. After the limiting ring 13 abuts against the vertical bar 8, the PCB board can be fixed. Compared with the existing ones, the utility model is simpler and more convenient when fixing the PCB board, thereby improving the cutting efficiency of the PCB board.

[0036] Embodiment 2:

[0037] See also Figure 1 , 3 4. The utility model provides a technical solution: a fixing fixture for a PCB board cutting process, wherein two fixing plates 6 are provided with movable grooves 16 at the bottom, an extension plate 18 is provided in the movable groove 16, a limiting groove 17 is provided on the inner wall of the movable groove 16, and a limiting strip 19 is fixed on the outer wall of the extension plate 18; the limiting strip 19 is located inside the limiting groove 17, a first threaded hole 21 connected to the movable groove 16 is provided on the top of the two fixing plates 6, and a plurality of second threaded holes 20 matched with the first threaded holes 21 are provided on the top of the two extension plates 18; fixing bolts 22 are connected with the inner threads of the first threaded holes 21 and the second threaded holes 20.

[0038] Specifically, the utility model removes the fixing bolts 22 from the first threaded hole 21 and the second threaded hole 20, and then the position of the movable extension plate 18 in the movable groove 16 can be adjusted to achieve the overall length of the fixing plate 6. After the overall length of the fixing plate 6 is adjusted, the fixing bolts 22 are connected to the first threaded hole 21 and the second threaded hole 20 to fix the fixing plate 6 and the extension plate 18. The utility model can adjust the length of the fixing plate 6 so that it can meet the use of PCB boards of different sizes. By adjusting the length of the fixing plate 6, the contact area with the PCB board can be increased, thereby improving the fixing effect of the PCB board.

[0039] Working principle:

[0040] First, the connecting rod 10 is rotated by the rotating bar 11, and the connecting rod 10 drives the gear 12 to rotate. When the gear 12 rotates, it drives the rack 24 to move downward, and the rack 24 drives the L-shaped bar 5 and the fixing plate 6 to move downward. After the fixing plate 6 abuts against the PCB board, the limiting ring 13 is rotated. After the limiting ring 13 abuts against the vertical bar 8, the PCB board can be fixed. Compared with the existing method, the present invention is simpler and more convenient when fixing the PCB board, thereby improving the cutting efficiency of the PCB board.

[0041] Secondly, by removing the fixing bolts 22 from the first threaded hole 21 and the second threaded hole 20, the position of the movable extension plate 18 in the movable groove 16 can be adjusted to achieve the overall length of the fixing plate 6. After the overall length of the fixing plate 6 is adjusted, the fixing bolts 22 are connected to the first threaded hole 21 and the second threaded hole 20 to fix the fixing plate 6 and the extension plate 18. The utility model can adjust the length of the fixing plate 6 so that it can meet the use of PCB boards of different sizes. By adjusting the length of the fixing plate 6, the contact area with the PCB board can be increased, thereby improving the fixing effect of the PCB board.

[0042] In the description of the present invention, it should be understood that the terms "center", "front", "back", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the scope of protection of the present invention.

[0043] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. The fixing fixture for the PCB board cutting process is characterized by: include: Two symmetrically arranged vertical plates (1); A first slide groove (2) is provided at the opposite ends of the two vertical plates (1), and a first sliding block (3) is installed in each of the two first slide grooves (2); A connecting strip (4) is fixed to the opposite ends of the two first sliding blocks (3), an L-shaped strip (5) is fixed to one end of the two connecting strips (4), and a fixing plate (6) is fixed to one end of the two L-shaped strips (5); A connecting piece (23) is fixed to one end of the two connecting strips (4) away from the L-shaped strip (5); A rack (24) is fixed to one end of each of the two connecting members (23); The bottoms of the two vertical plates (1) are both fixed with mounting seats (7), and the tops of the two mounting seats (7) are both fixed with vertical bars (8); One end of each of the two vertical bars (8) is provided with a through hole (9), and a connecting rod (10) is inserted into each of the two through holes (9); A rotating bar (11) is fixed to one end of the two connecting rods (10), and a gear (12) meshing with a rack (24) is fixed to the other end of the two connecting rods (10); The outer walls of the two connecting rods (10) are both threadedly connected with limiting rings (13) that abut against the vertical bars (8).

2. The fixing fixture for the PCB board cutting process according to claim 1, characterized in that: A second slide groove (14) is provided on the inner wall of each of the two through holes (9), and a second sliding block (15) is installed in the second slide groove (14).

3. The fixing fixture for the PCB board cutting process according to claim 2, characterized in that: One end of the second sliding block (15) is fixed to the outer wall of the connecting rod (10).

4. The fixing fixture for the PCB board cutting process according to claim 1, characterized in that: The bottoms of the two fixed plates (6) are each provided with a movable groove (16), and an extension plate (18) is provided in the movable groove (16).

5. The fixing fixture for the PCB board cutting process according to claim 4, characterized in that: A limiting groove (17) is provided on the inner wall of the movable groove (16), and a limiting strip (19) is fixed on the outer wall of the extension plate (18); The limiting strip (19) is located inside the limiting groove (17).

6. The fixing fixture for the PCB board cutting process according to claim 4, characterized in that: The tops of the two fixed plates (6) are each provided with a first threaded hole (21) connected to the movable groove (16); the tops of the two extended plates (18) are each provided with a plurality of second threaded holes (20) matched with the first threaded holes (21); The first threaded hole (21) and the second threaded hole (20) are internally threadedly connected with fixing bolts (22).

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