Circuit board drilling device

Abstract

The utility model relates to a circuit board drilling device which comprises a collecting box, two sliding blocks are arranged above the collecting box, one sliding block is arranged in a penetrating mode and is in sliding connection with a sliding rod, the other sliding block is arranged in a penetrating mode and is in threaded connection with a screw rod, a bearing frame is fixedly arranged above the two sliding blocks, and when the screw rod rotates, the bearing frame moves; the four walls of the bearing frame penetrate through and are in sliding connection with sliding plates, pressing plates are arranged below the ends, close to the center of the bearing frame, of the sliding plates, the sliding plates penetrate through and are in threaded connection with pressing bolts, and the lower ends of the pressing bolts are rotationally connected with the pressing plates. A fastening bolt is rotated, so that the lower end of the fastening bolt is fastened and propped against the upper wall of the sliding plate, and the stability of the fastening bolt is enhanced; the motor is started to enable the rotating rod to rotate, due to the arrangement of the transmission belt, the screw rod rotates, the position of the circuit board is adjusted, and the drilling structure is moved to be matched with the bearing frame to drill the circuit board.

Description

Technical Field

[0001] This application relates to the technical field of circuit boards, and particularly to a circuit board drilling device. Background Art

[0002] A circuit board, also known as a printed circuit board, is an important component in electronic devices. A circuit board is a support for electronic components connected by conductive paths, and by processing conductive patterns on an insulating substrate, connections between electronic components are formed. It miniaturizes and visualizes the circuit, and plays an important role in the mass production of fixed circuits and the optimization of the layout of electrical appliances.

[0003] Circuit board drilling is an important link in the manufacturing process of printed circuit boards, which is crucial for the electrical connection, mechanical strength, and signal transmission quality of circuit boards. "A circuit board drilling device with the publication number 'CN220074910U'" discloses the use of a surface moving component of a drilling machine body, in cooperation with a cleaning component and a filter screen, to facilitate the cleaning of both sides of the circuit board after drilling. After cleaning, the residues fall into the interior of the collection box through the filter screen, preventing cleaning dead corners during cleaning. However, the above drilling device requires manual pushing of the placement rack for drilling during use, which poses certain safety hazards. Moreover, during use, the circuit board is not limited, and the circuit board may shift during drilling, resulting in deviation of the drilling position. Therefore, to solve the above problems, this application provides a circuit board drilling device.

[0004] The above information disclosed in this background art is only used to increase the understanding of the background art of this application. Therefore, it may include prior art that is not known to those of ordinary skill in the art. Summary of the Utility Model

[0005] To solve the problems of manual pushing of the placement rack and lack of limitation on the circuit board, this application provides a circuit board drilling device.

[0006] A circuit board drilling device provided by this application includes a collection box. Above the collection box, there are two sliding blocks. One sliding block is provided with a through hole and is slidably connected to a sliding rod, and the other sliding block is provided with a through hole and is threadedly connected to a screw rod. Above the two sliding blocks, a supporting frame is fixedly provided. When the screw rod rotates, the supporting frame moves. The four walls of the supporting frame are all provided with through holes and are slidably connected to sliding plates. Below one end of each sliding plate close to the center of the supporting frame, there is a pressing plate. Each sliding plate is provided with a through hole and is threadedly connected to a pressing bolt, and the lower end of each pressing bolt is rotatably connected to the pressing plate.

[0007] Preferably, the upper ends of the four walls of the supporting frame are all provided with through holes and are threadedly connected to fastening bolts. When the fastening bolts rotate, their lower walls abut against the upper walls of the sliding plates.

[0008] Preferably, a connecting plate is fixedly connected to the upper walls of the two sliding blocks, a connecting seat is fixedly connected to the center of the upper wall of the connecting plate, two support plates are fixedly connected to the lower end of the supporting frame, the support plates are fixedly arranged in a cross shape, and the cross intersection is fixedly connected to the connecting seat.

[0009] Preferably, two fixing blocks are respectively and fixedly arranged on both sides above the collecting box. Two opposite fixing blocks form a group. One group of fixing blocks is fixedly connected to the sliding rod, and the other group of fixing blocks is rotatably connected to the screw rod.

[0010] Preferably, the screw rod penetrates through one of the fixing blocks and is rotatably connected thereto. A motor is fixedly arranged on the side wall of the collecting box. A rotating rod is coaxially and fixedly connected to the rotating shaft of the motor. The screw rod is driven by a transmission belt to rotate with the rotating rod.

[0011] Preferably, support rods are fixedly connected to both sides above the collecting box. A cross beam is fixedly connected above the support rods. A drilling mechanism is slidably arranged on the cross beam. The drilling mechanism is located above the supporting frame.

[0012] Preferably, the screw rod penetrates through and is threadedly connected to two moving blocks. The sliding rod penetrates through and is slidably connected to two moving blocks. The moving blocks are fixedly connected to the supporting frame through connecting blocks.

[0013] Preferably, a storage box is slidably arranged inside the collecting box.

[0014] In summary, the present application includes the following beneficial technical effects:

[0015] By moving the sliding plate and rotating the pressing bolt, the pressing plate is moved to a suitable position to limit the circuit board. Rotating the fastening bolt makes its lower end tightly abut against the upper wall of the sliding plate, enhancing its stability. Starting the motor makes the rotating rod rotate. Due to the setting of the transmission belt, the screw rod rotates, thereby adjusting the position of the circuit board. Moving the drilling mechanism and cooperating with the supporting frame to drill holes in the circuit board. Compared with the comparative document, the device limits the circuit board before drilling, and drives the circuit board to change its position through the motor, ensuring the safety of workers and improving the drilling accuracy at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the first perspective in Embodiment 1 of the present application;

[0017] Figure 2 is the overall structural schematic diagram of the second perspective in Embodiment 1 of the present application;

[0018] Figure 3 is the structural schematic diagram of the supporting frame in Embodiment 1 of the present application.

[0019] Description of reference numerals: 1, collection box; 2, storage box; 3, fixing block; 4, sliding rod; 5, screw rod; 6, cross beam; 7, support rod; 8, drilling mechanism; 9, sliding block; 10, moving block; 11, connecting block; 12, supporting frame; 13, connecting plate; 14, connecting seat; 15, supporting plate; 16, sliding plate; 17, pressing plate; 18, pressing bolt; 19, fastening bolt; 20, motor; 21, rotating rod; 22, transmission belt. Detailed implementation manners

[0020] The following further describes the present application in conjunction with the Figures 1 - 3 accompanying drawings.

[0021] Embodiment 1

[0022] Referring to Figures 1 - 3 , a circuit board drilling device includes a collection box 1, and a storage box 2 is slidably arranged inside the collection box 1, which is convenient for collecting and dumping the debris after drilling.

[0023] There are two sliding blocks 9 arranged above the collection box 1. One sliding block 9 is provided with a through hole and slidably connected to a sliding rod 4, and the other sliding block 9 is provided with a through hole and threadedly connected to a screw rod 5. A supporting frame 12 is fixedly arranged above the two sliding blocks 9. When the screw rod 5 rotates, the supporting frame 12 moves. The four walls of the supporting frame 12 are all provided with through holes and slidably connected to sliding plates 16. Below one end of each sliding plate 16 close to the center of the supporting frame 12, a pressing plate 17 is arranged. The sliding plates 16 are all provided with through holes and threadedly connected to pressing bolts 18, and the lower ends of the pressing bolts 18 are rotatably connected to the pressing plates 17. The upper ends of the four walls of the supporting frame 12 are all provided with through holes and threadedly connected to fastening bolts 19. When the fastening bolts 19 rotate, their lower walls abut against the upper walls of the sliding plates 16.

[0024] The upper walls of the two sliding blocks 9 are fixedly connected with a connecting plate 13, the center of the upper wall of the connecting plate 13 is fixedly connected with a connecting seat 14, the lower end of the supporting frame 12 is fixedly connected with two supporting plates 15, the supporting plates 15 are fixedly arranged in a cross shape, and the cross intersection is fixedly connected with the connecting seat 14.

[0025] Two fixing blocks 3 are respectively fixedly arranged on both sides above the collection box 1. Two opposite fixing blocks 3 form a group. One group of fixing blocks 3 is fixedly connected with the sliding rod 4, and the other group of fixing blocks 3 is rotatably connected with the screw rod 5. The screw rod 5 passes through one fixing block 3 and is rotatably connected therewith. A motor 20 is fixedly arranged on the side wall of the collection box 1. The rotating shaft of the motor 20 is coaxially fixedly connected with a rotating rod 21, and the screw rod 5 is driven by a transmission belt 22 to be connected with the rotating rod 21.

[0026] On both sides above the collection box 1, there are support rods 7 fixedly connected. Above the support rods 7, there is a cross beam 6. A drilling mechanism 8 is slidably arranged on the cross beam 6. The drilling mechanism 8 is a common drilling device, and the drilling mechanism 8 can be arranged in the form of a linear module or a snap connection. This is an existing mature technology. The drilling mechanism 8 is located above the support frame 12 and cooperates with the support frame 12 for drilling.

[0027] The screw rod 5 is arranged through and threadedly connected with two moving blocks 10. The sliding rod 4 is arranged through and slidably connected with two moving blocks 10. The moving blocks 10 are fixedly connected to the support frame 12 through connecting blocks 11 to enhance the stability of the support frame 12.

[0028] During actual use, first place the circuit board on the support plate 15, then move the sliding plate 16 above it, rotate the pressing bolt 18 to lower the pressing plate 17 to limit the circuit board, and rotate the fastening bolt 19 so that its lower end tightly abuts against the upper wall of the sliding plate 16 to enhance its stability; start the motor 20 to make the rotating rod 21 rotate. Due to the setting of the transmission belt 22, the screw rod 5 rotates to adjust the position of the circuit board, move the drilling mechanism 8 and cooperate with the support frame 12 to drill the circuit board. The device limits the circuit board before drilling and drives the circuit board to change its position through the motor 20, ensuring the safety of workers and improving the drilling accuracy.

[0029] Finally, several points should be noted: First, in the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. It can be a mechanical connection or an electrical connection, or the communication inside two components. It can be directly connected. "Up", "down", "left", "right", etc. are only used to represent the relative position relationship. When the absolute position of the object being described changes, the relative position relationship may change;

[0030] Second: In the attached drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments of the present disclosure are involved. Other structures can refer to the usual designs. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0031] Finally: The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0032] The above are all the preferred embodiments of this application, and the protection scope of this application is not limited accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A circuit board drilling device, comprising a collection box (1), characterized in that: Two sliding blocks (9) are arranged above the collection box (1), one sliding block (9) is arranged through and slidably connected to a sliding rod (4), and the other sliding block (9) is arranged through and threadedly connected to a screw rod (5). A supporting frame (12) is fixedly arranged above the two sliding blocks (9), and the screw rod (5) rotates, and the supporting frame (12) moves. The four walls of the supporting frame (12) are all arranged through and slidably connected to sliding plates (16), and a clamping plate (17) is arranged below one end of the sliding plate (16) close to the center of the supporting frame (12). The sliding plates (16) are all arranged through and threadedly connected to clamping bolts (18), and the lower ends of the clamping bolts (18) are rotatably connected to the clamping plate (17).

2. A circuit board drilling device according to claim 1, characterized in that: The upper ends of the four walls of the support frame (12) are all penetrated by fastening bolts (19) and are threadedly connected. When the fastening bolts (19) rotate, the lower wall thereof abuts against the upper wall of the sliding plate (16).

3. A circuit board drilling device according to claim 1, characterized in that: The upper walls of the two sliding blocks (9) are fixedly connected with a connecting plate (13), the center of the upper wall of the connecting plate (13) is fixedly connected with a connecting seat (14), and the lower end of the supporting frame (12) is fixedly connected with two supporting plates (15), the supporting plates (15) are cross-fixedly arranged, and the intersection is fixedly connected to the connecting seat (14).

4. A circuit board drilling device according to claim 1, characterized in that: Two fixed blocks (3) are respectively fixedly arranged on both sides above the collection box (1), and the two opposite fixed blocks (3) form a group, one group of fixed blocks (3) is fixedly connected to the sliding rod (4), and the other group of fixed blocks (3) is rotationally connected to the screw rod (5).

5. A circuit board drilling device according to claim 4, characterized in that: The screw rod (5) is arranged to pass through one of the fixed blocks (3) and is rotatably connected thereto; a motor (20) is fixedly arranged on the side wall of the collection box (1); the rotating shaft of the motor (20) is coaxially fixedly connected to a rotating rod (21); and the screw rod (5) is driven by the rotating rod (21) through a transmission belt (22).

6. A circuit board drilling device according to claim 1, characterized in that: Support rods (7) are fixedly connected to both sides above the collection box (1), a crossbeam (6) is fixedly connected above the support rods (7), a drilling mechanism (8) is slidably provided on the crossbeam (6), and the drilling mechanism (8) is located above the supporting frame (12).

7. A circuit board drilling device according to claim 1, characterized in that: The screw rod (5) is provided through and threadedly connected to two moving blocks (10), the sliding rod (4) is provided through and slidably connected to two moving blocks (10), and the moving blocks (10) are fixedly connected to the supporting frame (12) via a connecting block (11).

8. A circuit board drilling device according to claim 1, characterized in that: A storage box (2) is slidably arranged inside the collection box (1).

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