Hardness detection device for printed circuit board processing

Abstract

The utility model discloses a hardness detection device for printed circuit board processing, which belongs to the technical field of printed circuit board processing, and comprises a bottom plate, a plurality of placing frames slidably mounted on the bottom plate, a plurality of supporting blocks mounted on the bottom plate, a first limiting frame mounted on the supporting blocks, a sliding plate slidably mounted on the supporting blocks, and a second limiting frame mounted on the sliding plate. A first connecting rod is installed on the placing frame, a first inserting block is installed on the second limiting frame, and a first inserting groove matched with the first inserting block is formed in the first limiting frame. The placement frames are in sliding connection with the bottom plate, so that the distance between the two placement frames can be adjusted, then the positions of the placement frames can be adjusted, printed circuit boards of different sizes can be supported, the sliding plates are in sliding connection with the supporting blocks, the sliding plates are slid to insert the first insertion blocks into the first insertion grooves, and the supporting blocks are inserted into the first insertion grooves. And the second inserting blocks are inserted into the second inserting grooves to limit the sliding placing frames.

Description

Technical Field

[0001] The utility model relates to a hardness detection device, in particular to a hardness detection device for printed circuit board processing, belonging to the technical field of printed circuit board processing. Background Technique

[0002] A printed circuit board, also known as a printed circuit board or printed wiring board, often uses an English abbreviation. It is an important electronic component, a support for electronic components, and a provider of circuit connections for electronic components. The hardness of a printed circuit board needs to be detected during the processing process.

[0003] However, the existing hardness detection device for printed circuit board processing cannot conveniently adjust the position of the placement rack according to printed circuit boards of different sizes during actual use. As a result, it cannot be applied to printed circuit boards of different sizes. Generally, the placement rack is slidably installed on the device, and the position of the placement rack is adjusted. After sliding, bolts are used for fixation. Professional tools are required to rotate the bolts to fix the placement rack, resulting in inconvenient adjustment of the placement rack. Content of the Utility Model

[0004] The main purpose of the utility model is to solve the problem that the position of the placement rack cannot be conveniently adjusted according to printed circuit boards of different sizes, and to provide a hardness detection device for printed circuit board processing.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A hardness detection device for printed circuit board processing includes a bottom plate. A plurality of placement racks are slidably installed on the bottom plate. A plurality of support blocks are installed on the bottom plate. A first limiting frame is installed on the support block. A sliding plate is slidably installed on the support block. A second limiting frame is installed on the sliding plate. A first connecting rod is installed on the placement rack. A first insertion block is installed on the second limiting frame. A first insertion slot that cooperates with the first insertion block is opened on the first limiting frame. A second insertion block is installed on the second limiting frame. A plurality of second insertion slots that cooperate with the second insertion block are opened on the first connecting rod. A support frame is installed on the bottom plate. A sliding rod is slidably installed on the support frame. An installation plate is installed at the bottom of the sliding rod. A pressure sensor is installed at the bottom of the installation plate. The sliding rod is connected to the support frame through a second spring. A motor is installed on the support frame. A cam is installed at the output end of the motor.

[0007] Preferably, the number of the placement racks is two. The two placement racks are symmetrically installed on the top of the bottom plate. The number of the support blocks is two. The two support blocks are symmetrically installed on the top of the bottom plate. The number of the first limiting frames is two. The two first limiting frames are respectively installed on the tops of the two support blocks.

[0008] Preferably, a plurality of first sliders are installed at the bottom of the placement rack, first chutes that cooperate with the first sliders are formed on the bottom plate, the number of the first sliders is two, the two first sliders are symmetrically installed at the bottom of the placement rack, the first sliders are T-shaped sliders, and the first chutes are T-shaped chutes.

[0009] Preferably, a second slider is installed on the sliding plate, a second chute that cooperates with the second slider is formed on the support block, a clamping mechanism is installed on the second slider, the second slider is a T-shaped slider, the chute is a T-shaped chute, a grip is installed on the sliding plate, and a first anti-slip pad is installed on the grip.

[0010] Preferably, the clamping mechanism includes a cavity, a first spring, and a clamping ball. A cavity is formed in the second slider, a first spring is installed inside the cavity, a clamping ball is installed at one end of the first spring, and a plurality of clamping grooves that cooperate with the clamping ball are formed on the support block.

[0011] Preferably, the support frame includes second support legs, second connecting rods, and a support plate. A plurality of second support legs are installed at the top of the bottom plate, second connecting rods are installed at the tops of the second support legs, a support plate is installed on the second connecting rods, the sliding rod is slidably connected to the support plate, the sliding rod is connected to the top of the support plate through the second spring, a motor seat is installed at the top of the support plate, and the motor is installed on the motor seat.

[0012] Preferably, a connecting block is installed at the top of the support plate, a rotating rod is installed on the cam, the rotating rod is rotatably connected to the connecting block, a rotating block is installed on the rotating rod, a rotating groove that cooperates with the rotating block is formed on the connecting block, a plurality of rotating cavities are formed in the rotating block, and a ball is rotatably installed inside the rotating cavity.

[0013] Preferably, a plurality of first support legs are installed at the bottom of the bottom plate, the number of the first support legs is four, the four first support legs are evenly distributed at the bottom of the bottom plate, and a second anti-slip pad is installed at the bottom of the first support legs.

[0014] The beneficial technical effects of the present utility model:

[0015] 1. According to the hardness detection device for printed circuit board processing of the present utility model, by setting the placement rack to be slidably connected to the bottom plate, the distance between the two placement racks can be adjusted, and then the position of the placement rack can be adjusted to support printed circuit boards of different sizes. By setting the sliding plate to be slidably connected to the support block, sliding the sliding plate and inserting the first insertion block into the first slot and the second insertion block into the second slot can limit the position of the slid placement rack, without the need to use professional tools to rotate bolts for adjustment and limitation, and the adjustment is relatively convenient.

[0016] 2. By setting a motor, the rotation of the motor drives the cam to rotate in cooperation with the second spring, enabling the pressure sensor to press the printed circuit board for hardness detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the overall structural schematic diagram of the present utility model;

[0018] Figure 2 is the structural schematic diagram of the first slider of the present utility model;

[0019] Figure 3 is the structural schematic diagram of the first insertion block and the second insertion block of the present utility model;

[0020] Figure 4 is the structural schematic diagram of the second slider of the present utility model;

[0021] Figure 5 is the structural schematic diagram of the clamping ball of the present utility model;

[0022] Figure 6 is the structural schematic diagram of the rotating block of the present utility model.

[0023] In the figure: 1, bottom plate; 2, first support leg; 3, placement rack; 4, first slider; 5, first connecting rod; 6, support block; 7, first limiting frame; 8, second limiting frame; 9, sliding plate; 10, second support leg; 11, second connecting rod; 12, support plate; 13, sliding rod; 14, mounting plate; 15, pressure sensor; 16, connecting block; 17, motor; 18, motor base; 19, cam; 20, rotating rod; 21, grip; 22, first insertion block; 23, second insertion block; 24, second slider; 25, clamping ball; 26, first spring; 27, rotating block; 28, ball; 29, second spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] To make the technical solutions of the present utility model clearer and more definite for those skilled in the art, the present utility model will be further described in detail below in conjunction with the embodiments and the accompanying drawings, but the embodiments of the present utility model are not limited thereto.

[0025] Such as Figures 1 - 6As shown in the figure, the hardness detection device for printed circuit board processing provided in this embodiment includes a bottom plate 1. A plurality of placement racks 3 are slidably mounted on the bottom plate 1. A plurality of support blocks 6 are mounted on the bottom plate 1. A first limiting frame 7 is mounted on the support block 6. A sliding plate 9 is slidably mounted on the support block 6. A second limiting frame 8 is mounted on the sliding plate 9. A first connecting rod 5 is mounted on the placement rack 3. A first insertion block 22 is mounted on the second limiting frame 8. A first insertion slot that cooperates with the first insertion block 22 is provided on the first limiting frame 7. A second insertion block 23 is mounted on the second limiting frame 8. A plurality of second insertion slots that cooperate with the second insertion block 23 are provided on the first connecting rod 5. A support frame is mounted on the bottom plate 1. A sliding rod 13 is slidably mounted on the support frame. A mounting plate 14 is mounted at the bottom of the sliding rod 13. A pressure sensor 15 is mounted at the bottom of the mounting plate 14. The sliding rod 13 is connected to the support frame through a second spring 29. A motor 17 is mounted on the support frame. A cam 19 is mounted at the output end of the motor 17. By setting the placement rack 3 to be slidably connected to the bottom plate 1, the distance between the two placement racks 3 can be adjusted, and thus the position of the placement rack 3 can be adjusted to support printed circuit boards of different sizes. By setting the sliding plate 9 to be slidably connected to the support block 6 and sliding the sliding plate 9 to insert the first insertion block 22 into the first insertion slot and the second insertion block 23 into the second insertion slot, the slid placement rack 3 can be limited. There is no need to use professional tools to turn bolts for adjustment and limitation, and the adjustment is relatively convenient. By setting the motor 17, the rotation of the motor 17 drives the cam 19 to rotate and cooperate with the second spring 29, so that the pressure sensor 15 can press the printed circuit board for hardness detection.

[0026] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the number of the placement racks 3 is two, and the two placement racks 3 are symmetrically installed on the top of the bottom plate 1. The number of the support blocks 6 is two, and the two support blocks 6 are symmetrically installed on the top of the bottom plate 1. The number of the first limiting racks 7 is two, and the two first limiting racks 7 are respectively installed on the tops of the two support blocks 6. A plurality of first sliders 4 are installed at the bottom of the placement rack 3. First chutes that are matched with the first sliders 4 are formed on the bottom plate 1. The number of the first sliders 4 is two, and the two first sliders 4 are symmetrically installed at the bottom of the placement rack 3. The first sliders 4 are T-shaped sliders, and the first chutes are T-shaped chutes. By setting the first sliders 4 to be slidably connected with the first chutes, when the placement rack 3 slides, the first sliders 4 slide in the first chutes, and the first connecting rod 5 slides on the first limiting rack 7 to adjust the position of the placement rack 3. By setting the first sliders 4 to be T-shaped sliders and matched with the T-shaped chutes, the placement rack 3 can be guided and limited. A second slider 24 is installed on the sliding plate 9. Second chutes that are matched with the second slider 24 are formed on the support block 6. A clamping mechanism is installed on the second slider 24. The second slider 24 is a T-shaped slider, and the chutes are T-shaped chutes. A grip 21 is installed on the sliding plate 9, and a first anti-slip pad is installed on the grip 21. By setting the second slider 24 to be slidably connected with the second chutes, it is convenient to pull out the first insertion block 22 and the second insertion block 23 from the first insertion slot and the second insertion slot, or insert the first insertion block 22 and the second insertion block 23 into the first insertion slot and the second insertion slot. By setting the grip 21, it is convenient to pull the sliding plate 9. By setting the first anti-slip pad, the friction of the grip 21 can be increased. The clamping mechanism includes a cavity, a first spring 26 and a clamping ball 25. A cavity is formed on the second slider 24, a first spring 26 is installed inside the cavity, and a clamping ball 25 is installed at one end of the first spring 26. A plurality of clamping slots that are matched with the clamping ball 25 are formed on the support block 6. By setting the clamping ball 25 to be clamped and connected with the clamping slots, the sliding plate 9 after sliding can be limited.

[0027] In this embodiment, as Figure 1 and Figure 6As shown in the figure, the support frame includes a second support leg 10, a second connecting rod 11 and a support plate 12. A plurality of second support legs 10 are installed on the top of the bottom plate 1. A second connecting rod 11 is installed on the top of the second support leg 10. A support plate 12 is installed on the second connecting rod 11. A slide rod 13 is slidably connected to the support plate 12. The slide rod 13 is connected to the top of the support plate 12 through a second spring 29. A motor base 18 is installed on the top of the support plate 12. A motor 17 is installed on the motor base 18. By setting the second support leg 10, the second connecting rod 11 and the support plate 12 to cooperate with each other, the motor 17 and the slide rod 13 can be supported. A connecting block 16 is installed on the top of the support plate 12. A rotating rod 20 is installed on the cam 19. The rotating rod 20 is rotatably connected to the connecting block 16. A rotating block 27 is installed on the rotating rod 20. A rotating groove matching the rotating block 27 is formed in the connecting block 16. A plurality of rotating cavities are formed in the rotating block 27. A ball 28 is rotatably installed inside the rotating cavity. By setting the rotating block 27 to be rotatably connected to the rotating groove, it is convenient for the cam 19 to rotate on the connecting block 16 and cooperate with the second spring 29 to press the pressure sensor 15. By setting the ball 28, the friction force of the rotating block 27 during rotation can be reduced. A plurality of first support legs 2 are installed on the bottom of the bottom plate 1. The number of the first support legs 2 is four. The four first support legs 2 are evenly distributed on the bottom of the bottom plate 1. A second anti-slip pad is installed on the bottom of the first support leg 2. By setting the first support leg 2, the bottom plate 1 can be supported. By setting the second anti-slip pad, the friction force of the first support leg 2 can be increased.

[0028] In this embodiment, as Figures 1 - 6 shown, the working process of a hardness detection device for printed circuit board processing provided in this embodiment is as follows:

[0029] Step 1: Slide the placement rack 3. The first slider 4 slides in the first chute. The first connecting rod 5 slides on the first limiting rack 7. Slide the sliding plate 9. The second slider 24 slides in the second chute. The clamping ball 25 is drawn out of one of the card slots. The first insertion block 22 is inserted into the first insertion slot. The second insertion block 23 is inserted into the second insertion slot. The clamping ball 25 is clamped into the other card slot, thereby limiting the adjusted placement rack 3.

[0030] Step 2: Place the printed circuit board on the placement rack 3. The motor 17 is started to drive the cam 19 to rotate. The rotating block 27 rotates in the first rotating groove. The cam 19 cooperates with the second spring 29 to press the pressure sensor 15 to press the printed circuit board for hardness detection.

[0031] In summary, in this embodiment, for the hardness detection device for printed circuit board processing according to this embodiment, by setting the placement rack 3 to be slidably connected to the bottom plate 1, the distance between the two placement racks 3 can be adjusted, and thus the position of the placement rack 3 can be adjusted to support printed circuit boards of different sizes. By setting the sliding plate 9 to be slidably connected to the support block 6, sliding the sliding plate 9 and inserting the first insertion block 22 into the first slot and the second insertion block 23 into the second slot can limit the position of the slid placement rack 3. There is no need to use professional tools to rotate bolts for adjustment and limitation, and the adjustment is relatively convenient. By setting the motor 17, the rotation of the motor 17 drives the cam 19 to rotate in cooperation with the second spring 29, which can press the printed circuit board by the pressure sensor 15 for hardness detection. By setting the first slider 4 to be slidably connected to the first chute, sliding the placement rack 3, the first slider 4 slides in the first chute, and the first connecting rod 5 slides on the first limiting frame 7 to adjust the position of the placement rack 3. By setting the first slider 4 as a T-shaped slider to cooperate with the T-shaped chute, the placement rack 3 can be guided and limited. By setting the second slider 24 to be slidably connected to the second chute, it is convenient to draw out the first insertion block 22 and the second insertion block 23 from the first slot and the second slot, or insert the first insertion block 22 and the second insertion block 23 into the first slot and the second slot. By setting the grip 21, it is convenient to pull the sliding plate 9. By setting the first anti-slip pad, the friction of the grip 21 can be increased. By setting the ball 25 to be snap-fitted with the card slot, the slid sliding plate 9 can be limited. By setting the second support leg 10, the second connecting rod 11 and the support plate 12 to cooperate with each other, the motor 17 and the slide rod 13 can be supported. By setting the rotating block 27 to be rotatably connected to the rotating groove, it is convenient for the cam 19 to rotate on the connecting block 16 and cooperate with the second spring 29 to press the pressure sensor 15. By setting the ball 28, the friction of the rotating block 27 during rotation can be reduced. By setting the first support leg 2, the bottom plate 1 can be supported. By setting the second anti-slip pad, the friction of the first support leg 2 can be increased.

[0032] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the scope disclosed by the present invention, according to the technical solution and its concept of the present invention, makes equivalent substitutions or changes, all belong to the protection scope of the present invention.

Claims

1. A hardness detection device for printed circuit board processing, comprising a bottom plate (1), characterized in that: A plurality of placing racks (3) are slidably mounted on the bottom plate (1). A plurality of supporting blocks (6) are mounted on the bottom plate (1). A first limiting rack (7) is mounted on the supporting block (6). A sliding plate (9) is slidably mounted on the supporting block (6). A second limiting rack (8) is mounted on the sliding plate (9). A first connecting rod (5) is mounted on the placing rack (3). A first inserting block (22) is mounted on the second limiting rack (8). A first inserting slot which is matched with the first inserting block (22) is formed in the first limiting rack (7). A second inserting block (23) is mounted on the second limiting rack (8). A plurality of second inserting slots which are matched with the second inserting block (23) are formed in the first connecting rod (5). A supporting frame is mounted on the bottom plate (1). A sliding rod (13) is slidably mounted on the supporting frame. An installation plate (14) is mounted at the bottom of the sliding rod (13). A pressure sensor (15) is mounted at the bottom of the installation plate (14). The sliding rod (13) is connected to the supporting frame through a second spring (29). A motor (17) is mounted on the supporting frame. A cam (19) is mounted at the output end of the motor (17).

2. The hardness detection device for printed circuit board processing according to claim 1, wherein: The number of the placing racks (3) is two. The two placing racks (3) are symmetrically mounted on the top of the bottom plate (1). The number of the supporting blocks (6) is two. The two supporting blocks (6) are symmetrically mounted on the top of the bottom plate (1). The number of the first limiting racks (7) is two. The two first limiting racks (7) are respectively mounted on the tops of the two supporting blocks (6).

3. The hardness detection device for printed circuit board processing according to claim 2, characterized in that: A plurality of first sliding blocks (4) are mounted at the bottom of the placing rack (3). A first sliding groove which is matched with the first sliding block (4) is formed in the bottom plate (1). The number of the first sliding blocks (4) is two. The two first sliding blocks (4) are symmetrically mounted at the bottom of the placing rack (3). The first sliding block (4) is a T-shaped sliding block. The first sliding groove is a T-shaped sliding groove.

4. The hardness detection device for printed circuit board processing according to claim 3, characterized in that: A second sliding block (24) is mounted on the sliding plate (9). A second sliding groove which is matched with the second sliding block (24) is formed in the supporting block (6). A clamping mechanism is mounted on the second sliding block (24). The second sliding block (24) is a T-shaped sliding block. The sliding groove is a T-shaped sliding groove. A grip (21) is mounted on the sliding plate (9). A first anti-slip pad is mounted on the grip (21).

5. The hardness detection device for printed circuit board processing according to claim 4, characterized in that: The clamping mechanism comprises a cavity, a first spring (26) and a clamping ball (25). A cavity is formed in the second sliding block (24). The first spring (26) is mounted inside the cavity. A clamping ball (25) is mounted at one end of the first spring (26). A plurality of clamping slots which are matched with the clamping ball (25) are formed in the supporting block (6).

6. The hardness detection device for printed circuit board processing according to claim 5, characterized in that: The support frame includes second support legs (10), second connecting rods (11) and a support plate (12). A plurality of second support legs (10) are installed on the top of the bottom plate (1). The second connecting rods (11) are installed on the tops of the second support legs (10). The support plate (12) is installed on the second connecting rods (11). The sliding rod (13) is slidably connected to the support plate (12). The sliding rod (13) is connected to the top of the support plate (12) through the second spring (29). A motor base (18) is installed on the top of the support plate (12), and the motor (17) is installed on the motor base (18).

7. The hardness detection device for printed circuit board processing according to claim 6, wherein: A connecting block (16) is installed on the top of the support plate (12). A rotating rod (20) is installed on the cam (19). The rotating rod (20) is rotatably connected to the connecting block (16). A rotating block (27) is installed on the rotating rod (20). A rotating groove matching with the rotating block (27) is formed in the connecting block (16). A plurality of rotating cavities are formed in the rotating block (27), and balls (28) are rotatably installed inside the rotating cavities.

8. The hardness detection device for printed circuit board processing according to claim 7, wherein: A plurality of first support legs (2) are installed on the bottom of the bottom plate (1). The number of the first support legs (2) is four, and the four first support legs (2) are evenly distributed on the bottom of the bottom plate (1). A second anti-slip pad is installed on the bottom of the first support legs (2).

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