Adjustable circuit board drilling device

Abstract

The utility model discloses an adjustable circuit board drilling device, which relates to the technical field of drilling, and comprises a frame body unit, a chip removal unit, a drilling mechanism, an adjusting unit and a chip cleaning unit, the adjusting unit comprises a lifting frame movably arranged between the inner walls of the frame body unit and a transverse sliding frame movably arranged between the inner walls of the lifting frame and used for adjusting the drilling position. The scrap removing unit comprises a transverse moving plate movably arranged between the opposite inner wall faces of the scrap removing unit and a cleaning brush fixedly connected to the bottom of the transverse moving plate and used for removing scraps. According to the adjustable circuit board drilling device, the drilling position of a circuit board can be adjusted, drilling operation can be carried out at any position of the circuit board, the drilling range is widened, sweeps generated during drilling of the circuit board can be collected and rapidly cleaned, pollution of the sweeps to air is avoided, and the circuit board drilling device is suitable for popularization and application. And the practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling, in particular to an adjustable circuit board drilling device. Background Art

[0002] The names of circuit boards include ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards and printed circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of power layout. Drilling devices are required in the production process of circuit boards.

[0003] Publication (announcement) number: CN219006307U discloses a circuit board drilling device. By providing an adjustment mechanism, the use of a first motor and a second motor can drive the circuit board drilling device to adjust the angle, thereby having the advantage of being able to flexibly adjust the angle of the drilling device.

[0004] In the above patent, although the circuit board can be drilled with angle adjustment, it is not possible to drill holes at any position on the surface of the circuit board. The drilling range is relatively small, and the debris after drilling is not easy to clean. Therefore, it is necessary to provide an adjustable circuit board drilling device. Utility Model Content

[0005] The main purpose of the utility model is to provide an adjustable circuit board drilling device, which can effectively solve the problems in the background technology that drilling operations cannot be performed at any position on the surface of the circuit board, the drilling range is relatively small, and the debris after drilling is not easy to clean, which easily causes air pollution.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: an adjustable circuit board drilling device, comprising a frame unit, a chip removal unit installed between the inner walls of the frame unit, and a drilling mechanism installed inside the frame unit, and also comprising an adjustment unit arranged between the inner walls of the frame unit and a chip cleaning unit arranged inside the chip removal unit;

[0007] The adjustment unit comprises a lifting frame movably arranged between the inner walls of the frame unit, and a horizontal sliding frame movably arranged between the inner walls of the lifting frame for adjusting the drilling position;

[0008] The chip cleaning unit comprises a transverse plate movably arranged between the opposite inner wall surfaces of the chip removal unit, and a cleaning brush fixedly connected to the bottom of the transverse plate for cleaning waste chips.

[0009] Preferably, the frame unit includes a processing frame and a vertical sliding groove provided on an inner wall surface relative to the processing frame.

[0010] Preferably, the chip removal unit includes a chip removal bucket installed between the inner walls of the processing frame, a storage plate fixedly connected between the opposite inner wall surfaces of the chip removal bucket, a sliding groove opened at the top of the front end of the chip removal bucket, and a horizontal sliding groove opened on the opposite inner wall surface of the chip removal bucket.

[0011] Preferably, the adjustment unit also includes a hydraulic cylinder installed at the top center of the processing frame, a vertical slide rod fixedly connected to the inside of the vertical slide groove, a side slide groove opened on the inner wall surface relative to the lifting frame, an electric push rod embedded in the rear end surface of the lifting frame, a first motor installed at the bottom of the horizontal slide frame, a first screw rod fixedly connected to the driving end of the first motor, and a sliding block threadedly connected to the outer surface of the first screw rod.

[0012] Preferably, the chip cleaning unit also includes a second motor installed on one side of the chip removal bucket, a second screw rod movably arranged between the inner walls of the sliding groove, a threaded block threadedly connected to the outer surface of the second screw rod, a U-shaped connecting rod fixedly connected to the top of the threaded block, and a sliding block fixedly connected to both ends of the transverse plate.

[0013] Preferably, the driving end of the hydraulic cylinder is fixedly connected to the top of the lifting frame, the two sides of the lifting frame are respectively sleeved on the outer surfaces of the two vertical sliding rods and slide inside the vertical sliding grooves, the two ends of the horizontal sliding frame are respectively movably arranged inside the side sliding grooves, the driving end of the electric push rod is fixedly connected to the rear end center of the horizontal sliding frame, and the drilling mechanism is fixedly connected to the bottom of the sliding block.

[0014] Preferably, the driving end of the second motor is fixedly connected to one end of the second screw rod, one end of the U-shaped connecting rod is fixedly connected to the top center of the transverse plate, the slider is movably arranged inside the transverse sliding groove and slides inside the transverse sliding groove, and the bottom of the cleaning brush is on the same horizontal plane as the top of the storage plate.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. In the utility model, the circuit board is first placed on the top of the storage plate, and then the electric push rod is started to push the horizontal slide frame to move inside the side slide groove of the lifting frame. After moving to the required longitudinal drilling position of the circuit board, the first motor is started to drive the first screw rod to rotate. The rotation of the first screw rod drives the sliding block to move horizontally on its outer surface, thereby driving the drilling mechanism to move horizontally at the bottom of the horizontal slide frame. After moving to the horizontal drilling position of the circuit board, the hydraulic cylinder and the drilling mechanism are started. The hydraulic cylinder pushes the lifting frame to descend under the cooperation of the vertical slide groove and the vertical slide rod, driving the drilling mechanism to descend to perform drilling operations on the circuit board. This structure can adjust the drilling position of the circuit board, and can enable drilling operations to be performed at any position of the circuit board, thereby increasing the range of drilling.

[0017] 2. In the utility model, when the drilling of the circuit board is completed, waste chips will remain on the storage plate. At this time, the second motor is started to drive the second screw rod to rotate inside the sliding groove. The rotation of the second screw rod drives the threaded block to move laterally on its outer surface. The movement of the threaded block drives the U-shaped connecting rod to move, thereby driving the transverse plate to move through the movement of the slider inside the transverse sliding groove, so that the movement of the transverse plate drives the cleaning brush to move, and the waste chips remaining on the surface of the storage plate are cleaned, and the waste chips are brushed to the inside of the chip discharge bucket. This structure can collect the waste chips generated by drilling holes in the circuit board, can quickly clean the waste chips, avoids the pollution of the air by the waste chips, and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a partial front view internal cross-sectional structure schematic diagram of the utility model;

[0020] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0022] Figure 5 For this utility model Figure 1 Enlarged structural diagram at point C in the middle.

[0023] In the figure:

[0024] 100, frame unit; 101, processing frame; 102, vertical slide;

[0025] 200, chip removal unit; 201, chip removal bucket; 202, storage plate; 203, sliding groove; 204, horizontal sliding groove;

[0026] 300, drilling mechanism;

[0027] 400, adjustment unit; 401, hydraulic cylinder; 402, lifting frame; 403, vertical slide bar; 404, side slide groove; 405, horizontal slide frame; 406, electric push rod; 407, first motor; 408, first screw rod; 409, sliding block;

[0028] 500, chip cleaning unit; 501, second motor; 502, second screw rod; 503, threaded block; 504, U-shaped connecting rod; 505, transverse plate; 506, cleaning brush; 507, slider. DETAILED DESCRIPTION Example 1

[0029] Please refer to Figure 1 — Figure 5 As shown, the utility model is an adjustable circuit board drilling device, comprising a frame unit 100, a chip removal unit 200 installed between the inner walls of the frame unit 100, and a drilling mechanism 300 installed inside the frame unit 100, and also comprising an adjustment unit 400 arranged between the inner walls of the frame unit 100 and a chip cleaning unit 500 arranged inside the chip removal unit 200;

[0030] The chip cleaning unit 500 includes a transverse plate 505 movably disposed between opposite inner wall surfaces of the chip removal unit 200 , and a cleaning brush 506 fixedly connected to the bottom of the transverse plate 505 for cleaning waste chips.

[0031] like Figure 1 and Figure 2 As shown, the frame unit 100 includes a processing frame 101 and a vertical slide groove 102 opened on the inner wall surface of the processing frame 101. The vertical slide groove 102 opened on the inner wall surface of the processing frame 101 facilitates the overall descent to perform the drilling operation of the drilling mechanism 300 on the circuit board.

[0032] like Figure 1 , Figure 4 and Figure 5 As shown, the chip removal unit 200 includes a chip removal bucket 201 installed between the inner walls of the processing frame 101, a placement plate 202 fixedly connected between the inner wall surfaces of the chip removal bucket 201, a sliding groove 203 opened at the top of the front end of the chip removal bucket 201, and a horizontal sliding groove 204 opened on the inner wall surface of the chip removal bucket 201. The chip removal bucket 201 is set to facilitate the collection and discharge of waste chips after drilling, and the placement plate 202 is used to place circuit boards for drilling processing operations, and the setting of the sliding groove 203 and the horizontal sliding groove 204 facilitates the movement of the cleaning brush 506 to clean waste chips.

[0033] like Figure 1 — Figure 3As shown, the adjustment unit 400 includes a lifting frame 402 movably arranged between the inner walls of the frame unit 100, and a horizontal slide frame 405 movably arranged between the inner walls of the lifting frame 402 for adjusting the drilling position. The adjustment unit 400 also includes a hydraulic cylinder 401 installed at the top center of the processing frame 101, a vertical slide rod 403 fixedly connected to the inside of the vertical slide groove 102, a side slide groove 404 opened on the inner wall surface of the lifting frame 402 relative to the side, an electric push rod 406 embedded in the rear end surface of the lifting frame 402, a first motor 407 installed at the bottom of the horizontal slide frame 405, and a fixedly connected A first screw rod 408 is connected to the driving end of the first motor 407, and a sliding block 409 is threadedly connected to the outer surface of the first screw rod 408. The driving end of the hydraulic cylinder 401 is fixedly connected to the top of the lifting frame 402. The two sides of the lifting frame 402 are respectively mounted on the outer surfaces of the two vertical slide rods 403 and slide inside the vertical slide groove 102. The two ends of the horizontal slide frame 405 are respectively movably arranged inside the side slide groove 404. The driving end of the electric push rod 406 is fixedly connected to the rear end center of the horizontal slide frame 405. The drilling mechanism 300 is fixedly connected to the bottom of the sliding block 409.

[0034] Working principle: first, place the circuit board on the top of the storage plate 202, and then start the electric push rod 406 to push the horizontal slide 405 to move inside the side slide groove 404 of the lifting frame 402. After moving to the required longitudinal drilling position of the circuit board, start the first motor 407 to drive the first screw rod 408 to rotate. The rotation of the first screw rod 408 drives the sliding block 409 to move horizontally on its outer surface, thereby driving the drilling mechanism 300 to move horizontally at the bottom of the horizontal slide 405. After moving to the horizontal drilling position of the circuit board, start the hydraulic cylinder 401 and the drilling mechanism 300. The hydraulic cylinder 401 pushes the lifting frame 402 to descend with the cooperation of the vertical slide groove 102 and the vertical slide rod 403, driving the drilling mechanism 300 to descend to drill the circuit board. This structure can adjust the drilling position of the circuit board, and can enable drilling operations to be performed at any position of the circuit board, thereby increasing the drilling range. Example 2

[0035] Please refer to Figure 1 — Figure 5 As shown, the utility model is an adjustable circuit board drilling device, comprising a frame unit 100, a chip removal unit 200 installed between the inner walls of the frame unit 100, and a drilling mechanism 300 installed inside the frame unit 100, and also comprising an adjustment unit 400 arranged between the inner walls of the frame unit 100 and a chip cleaning unit 500 arranged inside the chip removal unit 200;

[0036] The adjusting unit 400 includes a lifting frame 402 movably disposed between the inner walls of the frame unit 100 , and a horizontal sliding frame 405 movably disposed between the inner walls of the lifting frame 402 for adjusting the drilling position.

[0037] like Figure 1 and Figure 2 As shown, the frame unit 100 includes a processing frame 101 and a vertical slide groove 102 opened on the inner wall surface of the processing frame 101. The vertical slide groove 102 opened on the inner wall surface of the processing frame 101 facilitates the overall descent to perform the drilling operation of the drilling mechanism 300 on the circuit board.

[0038] like Figure 1 , Figure 4 and Figure 5 As shown, the chip removal unit 200 includes a chip removal bucket 201 installed between the inner walls of the processing frame 101, a placement plate 202 fixedly connected between the inner wall surfaces of the chip removal bucket 201, a sliding groove 203 opened at the top of the front end of the chip removal bucket 201, and a horizontal sliding groove 204 opened on the inner wall surface of the chip removal bucket 201. The chip removal bucket 201 is set to facilitate the collection and discharge of waste chips after drilling, and the placement plate 202 is used to place circuit boards for drilling processing operations, and the setting of the sliding groove 203 and the horizontal sliding groove 204 facilitates the movement of the cleaning brush 506 to clean waste chips.

[0039] like Figure 1 , Figure 4 and Figure 5 As shown, the chip cleaning unit 500 includes a transverse plate 505 movably arranged between the relative inner wall surfaces of the chip removal unit 200, and a cleaning brush 506 fixedly connected to the bottom of the transverse plate 505 for cleaning waste chips. The chip cleaning unit 500 also includes a second motor 501 installed on one side of the chip removal bucket 201, a second screw rod 502 movably arranged between the inner walls of the sliding groove 203, a threaded block 503 threadedly connected to the outer surface of the second screw rod 502, a U-shaped connecting rod 504 fixedly connected to the top of the threaded block 503, and a slider 507 fixedly connected to both ends of the transverse plate 505. The driving end of the second motor 501 is fixedly connected to one end of the second screw rod 502, and one end of the U-shaped connecting rod 504 is fixedly connected to the top center of the transverse plate 505. The slider 507 is movably arranged inside the transverse sliding groove 204 and slides inside the transverse sliding groove 204. The bottom of the cleaning brush 506 is on the same horizontal plane as the top of the storage plate 202.

[0040] Working principle: after the drilling of the circuit board is completed, waste chips will remain on the storage plate 202. At this time, the second motor 501 is started, and the second motor 501 drives the second screw rod 502 to rotate inside the sliding groove 203. The rotation of the second screw rod 502 drives the threaded block 503 to move laterally on its outer surface. The movement of the threaded block 503 drives the U-shaped connecting rod 504 to move, thereby driving the transverse plate 505 to move through the slider 507 inside the transverse sliding groove 204, so that the movement of the transverse plate 505 drives the cleaning brush 506 to move, and the waste chips remaining on the surface of the storage plate 202 are cleaned, and the waste chips are brushed to the inside of the chip removal bucket 201. This structure can collect the waste chips generated by drilling holes in the circuit board, can quickly clean the waste chips, avoids the pollution of the air by the waste chips, and has good practicality.

Claims

1. An adjustable circuit board drilling device, comprising a frame unit (100), a chip removal unit (200) installed between inner walls of the frame unit (100), and a drilling mechanism (300) installed inside the frame unit (100), characterized in that: It also includes an adjustment unit (400) arranged between the inner walls of the frame unit (100) and a chip cleaning unit (500) arranged inside the chip removal unit (200); The adjustment unit (400) comprises a lifting frame (402) movably arranged between the inner walls of the frame unit (100), and a horizontal sliding frame (405) movably arranged between the inner walls of the lifting frame (402) for adjusting the drilling position; The chip cleaning unit (500) comprises a transverse plate (505) movably arranged between opposite inner wall surfaces of the chip removal unit (200), and a cleaning brush (506) fixedly connected to the bottom of the transverse plate (505) for cleaning waste chips.

2. The adjustable circuit board drilling device according to claim 1, characterized in that: The frame unit (100) comprises a processing frame (101) and a vertical sliding groove (102) provided on an inner wall surface opposite to the processing frame (101).

3. The adjustable circuit board drilling device according to claim 2, characterized in that: The chip removal unit (200) comprises a chip removal bucket (201) installed between the inner walls of the processing frame (101), a storage plate (202) fixedly connected between the inner wall surfaces opposite to the chip removal bucket (201), a sliding groove (203) provided at the top of the front end of the chip removal bucket (201), and a transverse sliding groove (204) provided on the inner wall surface opposite to the chip removal bucket (201).

4. The adjustable circuit board drilling device according to claim 2, characterized in that: The adjustment unit (400) further includes a hydraulic cylinder (401) installed at the top center of the processing frame (101), a vertical slide rod (403) fixedly connected to the inside of the vertical slide groove (102), a side slide groove (404) opened on the inner wall surface relative to the lifting frame (402), an electric push rod (406) embedded in the rear end surface of the lifting frame (402), a first motor (407) installed at the bottom of the horizontal slide frame (405), a first screw rod (408) fixedly connected to the driving end of the first motor (407), and a sliding block (409) threadedly connected to the outer surface of the first screw rod (408).

5. The adjustable circuit board drilling device according to claim 3, characterized in that: The chip cleaning unit (500) further comprises a second motor (501) mounted on one side of the chip removal bucket (201), a second screw rod (502) movably arranged between the inner walls of the sliding groove (203), a threaded block (503) threadedly connected to the outer surface of the second screw rod (502), a U-shaped connecting rod (504) fixedly connected to the top of the threaded block (503), and sliding blocks (507) fixedly connected to both ends of the transverse plate (505).

6. The adjustable circuit board drilling device according to claim 4, characterized in that: The driving end of the hydraulic cylinder (401) is fixedly connected to the top of the lifting frame (402), the two sides of the lifting frame (402) are respectively sleeved on the outer surfaces of the two vertical sliding rods (403) and slide inside the vertical sliding groove (102), the two ends of the horizontal sliding frame (405) are respectively movably arranged inside the side sliding groove (404), the driving end of the electric push rod (406) is fixedly connected to the rear end center of the horizontal sliding frame (405), and the drilling mechanism (300) is fixedly connected to the bottom of the sliding block (409).

7. The adjustable circuit board drilling device according to claim 5, characterized in that: The driving end of the second motor (501) is fixedly connected to one end of the second screw rod (502), one end of the U-shaped connecting rod (504) is fixedly connected to the top center of the transverse plate (505), the sliding block (507) is movably arranged inside the transverse slide groove (204) and slides inside the transverse slide groove (204), and the bottom of the cleaning brush (506) is on the same horizontal plane as the top of the storage plate (202).

Images