Automatic punching machine for circuit board

Abstract

The utility model relates to the technical field of circuit board punching, and discloses an automatic punching machine for a circuit board, which comprises a base, a workbench for placing the circuit board is mounted at the top end of the base, clamping mechanisms are arranged at two ends of the outer wall of the workbench, and a turnover mechanism is arranged on one side, close to the workbench, of the base. A punching mechanism used for punching the circuit board is arranged on the side, close to the turnover mechanism, of the base. The circuit board is placed on the top of the workbench, then the turnover mechanism is started to drive the two sets of clamping mechanisms to turn over inwards, the two sets of clamping mechanisms can conveniently clamp and fix the circuit board placed on the top of the workbench, and the function of fixing the circuit board placed on the workbench is achieved. The driving motor is started to drive the cam to rotate to drive the punching mechanism to move downwards to the top of the workbench, and the function of automatically punching the circuit board placed on the top of the workbench is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circuit board punching, in particular to an automatic punching machine for circuit board. BACKGROUND

[0002] The name of circuit board has ceramic circuit board, aluminum oxide ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high-frequency board, thick copper plate, impedance board, PCB, super-thin circuit board, super-thin circuit board, printed circuit board and the like, and the circuit board is a common electronic component carrier, which needs to be punched on the circuit board during processing and production to facilitate the subsequent installation, connection and fixation of electronic components and circuit boards.

[0003] Further search found that the authorized announcement No. CN210061380U discloses an automatic punching machine for circuit board, which solves the technical defects of the prior art that the drill bit of the automatic punching machine for circuit board needs to be manually separated from the circuit board after punching, the hole is easily enlarged during the separation process, the circuit board is damaged, and the circuit board needs to be fixed on the workbench by multiple components before punching, which is troublesome, time-consuming and labor-consuming, and the working efficiency is low.

[0004] However, the above-mentioned prior art has many defects in actual use, such as: the circuit board needs to be placed on the workbench before punching operation, the automatic punching machine for circuit board cannot fix the circuit board placed on the workbench, which causes the circuit board placed on the workbench to deviate or fall off, affecting the quality of circuit board punching and reducing the efficiency of the punching machine. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an automatic punching machine for circuit board, which solves the problem that the prior art cannot fix the circuit board placed on the workbench, causing the circuit board placed on the workbench to deviate or fall off and affecting the quality of circuit board punching.

[0006] The utility model provides the following technical scheme: an automatic punching machine for circuit board, comprising a base, a workbench for placing circuit boards is installed at the top end of the base, clamping mechanisms are arranged at both ends of the outer wall of the workbench, a turnover mechanism is arranged on one side of the base close to the workbench, and a punching mechanism for punching circuit boards is arranged on one side of the base close to the turnover mechanism.

[0007] As a preferred embodiment of the above technical scheme, a hole groove is equidistantly formed in the inside of the top end of the workbench.

[0008] Through the technical scheme, the circuit board is conveniently placed on the top of the workbench, and the workbench is provided with the hole groove matched with the drill bit, so that the circuit board is conveniently drilled.

[0009] As a preferred technical scheme, the two sets of clamping mechanisms include two sets of first shaft supports, one side of each of the two sets of first shaft supports is fixedly connected with two ends of the outer wall of the workbench, the inner side of each of the two sets of first shaft supports is rotationally installed with a rotating rod, the surface of each of the two sets of rotating rods is sleeved with a clamping plate, and one end of the clamping plate close to the outer wall of each of the two sets of first shaft supports is sleeved with a half gear.

[0010] Through the technical scheme, the two sets of half gears are driven to rotate forward or reversely, the two sets of rotating rods are driven to rotate forward or reversely, the two sets of rotating rods rotating forward or reversely drive the two sets of half gears to flip inward or outward, the two sets of half gears flipping inward conveniently clamp and fix the circuit board placed on the top end of the workbench, and when the circuit board is completed, the two sets of half gears flipping outward conveniently enable the staff to take the circuit board from the top of the workbench.

[0011] As a preferred technical scheme, the flipping mechanism includes a second shaft support, the bottom end of the second shaft support is fixedly installed on the top end of the base, the inner side of the second shaft support is rotationally installed with a bidirectional screw rod, the upper side of the second shaft support close to the bidirectional screw rod is fixedly installed with a limiting rod, the two ends of the surface of the bidirectional screw rod are threadedly sleeved with a screw sleeve seat, one end of each of the two sets of screw sleeve seats away from the bidirectional screw rod is sleeved on the surface of the limiting rod, the top end of each of the two sets of screw sleeve seats is fixedly installed with a rack, the surface of each of the two sets of racks is meshingly connected with the surface of each of the two sets of half gears, the outer wall of one side of the second shaft support is installed with a servo motor through a mounting plate, and one end of the servo motor is fixedly connected with the screw sleeve seat.

[0012] Through the technical scheme, the bidirectional screw rod is driven to rotate forward by starting the servo motor, the bidirectional screw rod rotating forward drives the two sets of screw sleeve seats to relatively move inward in parallel, the two sets of screw sleeve seats moving inward in parallel drive the two sets of racks to relatively move inward in parallel, and the two sets of racks moving inward in parallel drive the two sets of half gears to relatively rotate outward.

[0013] As a preferred technical scheme, the drilling mechanism includes a mounting seat, the bottom end of the mounting seat is fixedly installed on the top end of the base, the side of the mounting seat close to the workbench is provided with a mounting groove, the inside of the mounting groove is fixedly installed with a sliding rod, the surface of the sliding rod is sleeved with a sliding seat, the surface of the sliding rod close to the top end of the sliding seat is sleeved with a spring, and one end of the spring away from the sliding seat is fixedly connected with the top end inside the mounting groove.

[0014] Through the technical scheme, the sliding seat is reset on the surface of the slide rod by the elastic force of the slide rod, the reset sliding seat drives the connecting seat and the drill bit to move upward, and the drill bit is automatically separated from the circuit board after the drill bit punches the circuit board.

[0015] As the preferred technical scheme, the side of the sliding seat close to the workbench is fixedly connected with the connecting seat, the bottom end of the connecting seat is equidistantly installed with the drill bit, and the drill bit is correspondingly arranged with the hole groove.

[0016] Through the technical scheme, the drill bit is continuously driven downward to the top of the workbench by the connecting seat, the drill bit is moved downward to the inside of the hole groove, and the circuit fixed on the top of the workbench is punched.

[0017] As the preferred technical scheme, the top end of the mounting seat is fixedly installed with the driving motor, the output end of the driving motor is fixedly installed with the shaft rod, the surface of the end of the shaft rod away from the driving motor is sleeved with the cam, and the end of the cam away from the shaft rod is in contact with the top end of the connecting seat.

[0018] Through the technical scheme, the shaft rod is driven to rotate by starting the driving motor, the rotating shaft rod drives the cam to rotate, and when the protruding end of the rotating cam rotates to the top of the connecting seat, the protruding end of the cam is in contact with the top of the connecting seat and continuously moves downward.

[0019] Compared with the prior art, the utility model has the advantages that:

[0020] The utility model discloses a kind of automatic punchers for circuit board, including workbench, two groups of clamping mechanisms, overturning mechanism and driving motor, the top of workbench is fixedly installed with two groups of clamping mechanisms, and the top of two groups of clamping mechanisms is fixedly installed with overturning mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a kind of automatic puncher for circuit board's three-dimensional structure schematic diagram;

[0022] Figure 2 It is a kind of automatic puncher for circuit board's workbench structure schematic diagram;

[0023] Figure 3 It is a kind of clamping mechanism structure schematic diagram of automatic puncher for circuit board;

[0024] Figure 4 It is a kind of overturning mechanism structure schematic diagram of automatic puncher for circuit board.

[0025] Figure 5 It is a schematic view of the punching mechanism structure of an automatic punching machine for circuit board.

[0026] In the figure: 1, base; 2, workbench; 201, hole groove; 3, clamping mechanism; 301, first shaft support; 302, rotating rod; 303, clamping plate; 304, half gear; 4, turnover mechanism; 401, second shaft support; 402, bidirectional screw rod; 403, limiting rod; 404, screw sleeve base; 405, rack; 406, servo motor; 5, punching mechanism; 501, mounting seat; 502, mounting groove; 503, sliding rod; 504, sliding seat; 505, spring; 506, connecting seat; 507, drill bit; 6, driving motor; 601, shaft rod; 602, cam. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described in combination with the drawings in the embodiments of the present application.

[0028] As Figures 1-5As shown, the utility model provides a technical scheme: a kind of automatic punch for circuit board, including base 1, the top of base 1 is equipped with workbench 2 for placing circuit board, equidistantly be provided with hole groove 201 in the inside of workbench 2 top, the both ends of workbench 2 outer wall are provided with clamping mechanism 3, two groups of clamping mechanism 3 include two groups of first axle bracket 301, the both sides of two groups of first axle bracket 301 are fixedly connected with the both ends of workbench 2 outer wall, the inside of two groups of first axle bracket 301 is rotatably installed with rotating rod 302, two groups of rotating rod 302 surface are equipped with clamping plate 303, one end of two groups of rotating rod 302 close to two groups of first axle bracket 301 outer wall is equipped with half gear 304, the side of base 1 close to workbench 2 is provided with turnover mechanism 4, turnover mechanism 4 includes second axle bracket 401, the bottom of second axle bracket 401 is fixedly installed in the top of base 1, the inside of second axle bracket 401 is rotatably installed with bidirectional screw rod 402, the upper side of second axle bracket 401 close to bidirectional screw rod 402 is fixedly installed with limit rod 403, the both ends of bidirectional screw rod 402 surface are all screwedly equipped with silk sleeve base 404, one end of two groups of silk sleeve base 404 away from bidirectional screw rod 402 is equipped on the surface of limit rod 403, the top of two groups of silk sleeve base 404 is all fixedly installed with rack 405, the surface of two groups of rack 405 is all meshed with the surface of two groups of half gear 304, the outer wall of second axle bracket 401 side is installed with servo motor 406 by mounting plate, the output end of servo motor 406 is fixedly connected with one end of silk sleeve base 404, by starting servo motor 406 drives bidirectional screw rod 402 to rotate, rotating bidirectional screw rod 402 drives two groups of silk sleeve base 404 to move inwards relatively parallel, two groups of silk sleeve base 404 moving inwards relatively parallel drive two groups of rack 405 to move inwards relatively parallel, two groups of rack 405 moving inwards relatively parallel drive two groups of half gear 304 to rotate inwards relatively, two groups of half gear 304 rotating inwards relatively drive two groups of rotating rod 302 to rotate inwards in the inside of first axle bracket 301, to drive two groups of clamping plate 303 to turn inwards relatively, it is convenient for two groups of clamping plate 303 turning inwards relatively to the circuit board placed on the top of workbench 2 clamping, it is convenient for the function of the circuit board placed on the top of workbench 2 to be fixed.

[0029] As one embodiment in the present embodiment, as Figure 1 and Figure 5As shown, a drilling mechanism 5 for drilling circuit boards is provided on the side of the base 1 near the flipping mechanism 4. The drilling mechanism 5 includes a mounting base 501, the bottom end of which is fixedly mounted on the top end of the base 1. A mounting groove 502 is provided on the side of the mounting base 501 near the worktable 2. A slide rod 503 is fixedly mounted inside the mounting groove 502. A slide seat 504 is fitted on the surface of the slide rod 503. A spring 505 is fitted on the surface of the slide rod 503 near the top end of the slide seat 504. The end of the spring 505 away from the slide seat 504 is fixedly connected to the top end inside the mounting groove 502. The elastic force of the slide rod 503 drives the slide seat 504 to reset on the surface of the slide rod 503. The reset slide seat 504 drives the connecting seat 506 and the drill bit 507 to move upward, so that the drill bit 507 can automatically detach from the circuit board after drilling the circuit board. The slide seat 504 near the worktable 2... A connecting seat 506 is fixedly connected to the side. Drill bits 507 are installed at equal intervals at the bottom end of the connecting seat 506. The drill bits 507 are correspondingly set with the slots 201. A drive motor 6 is fixedly installed at the top end of the mounting seat 501. A shaft 601 is fixedly installed at the output end of the drive motor 6. A cam 602 is fitted on the surface of the end of the shaft 601 away from the drive motor 6. The end of the cam 602 away from the shaft 601 contacts the top end of the connecting seat 506. When the drive motor 6 is started, the shaft 601 is driven to rotate. The rotating shaft 601 drives the cam 602 to rotate. When the protruding end of the rotating cam 602 rotates to the top of the connecting seat 506, the protruding end of the cam 602 abuts against the top of the connecting seat 506 and continues to move downward. The downward moving connecting seat 506 drives the drill bit 507 to drill holes in the circuit board placed on the top of the workbench 2, realizing the function of automatic drilling of the circuit board.

[0030] Working principle: When drilling holes in a circuit board, the circuit board is first placed on top of the workbench 2. Then, the servo motor 406 is started to drive the bidirectional lead screw 402 to rotate. The rotating bidirectional lead screw 402 drives two sets of thread sleeve seats 404 to move inward in parallel. The two sets of thread sleeve seats 404 move inward in parallel. The two sets of racks 405 move inward in parallel. The two sets of racks 405 move inward in parallel. The two sets of half gears 304 rotate inward in relative to each other. The two sets of half gears 304 rotate inward in relative to each other. The two sets of rotating rods 302 rotate inward on the inner side of the first shaft frame 301, thereby driving the two sets of clamping plates 303 to flip inward in relative to each other. This allows the two sets of clamping plates 303 to clamp the circuit board placed on top of the workbench 2, thus achieving the function of fixing the circuit board placed on top of the workbench 2.

[0031] When the two sets of clamping plates 303 complete clamping and fixing of the circuit board, the driving motor 6 is started to drive the shaft rod 601 to rotate, the rotating shaft rod 601 drives the cam 602 to rotate, when the protruding end of the rotating cam 602 rotates to the top of the connecting seat 506, the protruding end of the cam 602 abuts against the top of the connecting seat 506 and moves downward, the downward moving connecting seat 506 drives the drill bit 507 to drill the circuit board placed on the top of the workbench 2, and the function of automatically punching the circuit board is realized.

[0032] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them.

Claims

1. An automatic punch for a circuit board comprising a base (1), characterized in that: The top end of the base (1) is provided with a workbench (2) for placing a circuit board, both ends of the outer wall of the workbench (2) are provided with clamping mechanisms (3), one side of the base (1) close to the workbench (2) is provided with a turnover mechanism (4), one side of the base (1) close to the turnover mechanism (4) is provided with a punching mechanism (5) for punching the circuit board. The turnover mechanism (4) comprises a second shaft support (401), the bottom end of the second shaft support (401) is fixedly installed at the top end of the base (1), a bidirectional screw rod (402) is rotatably installed at the inner side of the second shaft support (401), a limiting rod (403) is fixedly installed at the upper side of the bidirectional screw rod (402) close to the second shaft support (401), screw sleeve seats (404) are threadedly sleeved at both ends of the surface of the bidirectional screw rod (402), the ends of the two groups of screw sleeve seats (404) away from the bidirectional screw rod (402) are sleeved on the surface of the limiting rod (403), the top ends of the two groups of screw sleeve seats (404) are fixedly installed with racks (405), the surfaces of the two groups of racks (405) are in meshing connection with the surfaces of two groups of half gears (304), a servo motor (406) is installed on the outer wall of one side of the second shaft support (401) through a mounting plate, and the output end of the servo motor (406) is fixedly connected with one end of the screw sleeve seat (404).

2. The automatic puncher for a wiring board according to claim 1, characterized by: The inner side of the top end of the workbench (2) is equidistantly provided with a hole groove (201).

3. The automatic puncher for a wiring board according to claim 1, characterized by: The two groups of clamping mechanisms (3) comprise two groups of first shaft supports (301), one side of each of the two groups of first shaft supports (301) is fixedly connected with both ends of the outer wall of the workbench (2), rotating rods (302) are rotatably installed at the inner sides of the two groups of first shaft supports (301), clamping plates (303) are sleeved on the surfaces of the two groups of rotating rods (302), and half gears (304) are sleeved on the ends of the two groups of rotating rods (302) close to the outer walls of the two groups of first shaft supports (301).

4. The automatic puncher for a wiring board according to claim 1, characterized by: The punching mechanism (5) comprises a mounting seat (501), the bottom end of the mounting seat (501) is fixedly installed at the top end of the base (1), a mounting groove (502) is formed in one side of the mounting seat (501) close to the workbench (2), a sliding rod (503) is fixedly installed in the inner side of the mounting groove (502), a sliding seat (504) is sleeved on the surface of the sliding rod (503), a spring (505) is sleeved on the surface of the sliding rod (503) close to the top end of the sliding seat (504), and one end of the spring (505) away from the sliding seat (504) is fixedly connected with the top end in the inner side of the mounting groove (502).

5. The automatic puncher for a wiring board according to claim 4, characterized by: The sliding seat (504) is fixedly connected with a connecting seat (506) on one side close to the workbench (2), drill bits (507) are equidistantly installed at the bottom end of the connecting seat (506), and the drill bits (507) are correspondingly arranged with the hole groove (201).

6. The automatic puncher for a wiring board according to claim 4, wherein: The top end of the mounting seat (501) is fixedly installed with a driving motor (6), the output end of the driving motor (6) is fixedly installed with a shaft rod (601), the surface of the one end of the shaft rod (601) away from the driving motor (6) is sleeved with a cam (602), and the one end of the cam (602) away from the shaft rod (601) is in contact with the top end of the connecting seat (506).

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