阅读说明：本技术 一种电子产品电路板的打孔装置 (Perforating device of electronic product circuit board ) 是由 王伟 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种电子产品电路板的打孔装置,涉及钻孔设备技术领域,包括安装架、液压缸、防过压组件、电机、压紧组件、钻头、夹持架及夹持组件,本发明结构简单,操作便捷,可以在不取下电路板的情况下对其两面进行钻孔,提高了钻孔效率,同时压紧组件与防过压组件配合,一方面可以对不同厚度的电路板进行钻孔,另一方面可以防止压紧组件对电路板过渡压紧,造成电路板损坏。(The invention discloses a punching device for a circuit board of an electronic product, which relates to the technical field of drilling equipment and comprises a mounting frame, a hydraulic cylinder, an overvoltage-preventing component, a motor, a pressing component, a drill bit, a clamping frame and a clamping component.)

1. The utility model provides a perforating device of electronic product circuit board which characterized in that: comprises a mounting rack (1), a mounting plate (104) is arranged on the mounting rack (1) through a support rod (103), the mounting plate (104) is provided with a vertically arranged hydraulic cylinder (2), a piston rod of the hydraulic cylinder (2) is connected with an overpressure-proof component (9), the bottom of the overpressure-proof component (9) is provided with a motor (3) and a pressing component (8), a drill bit (4) is arranged on an output shaft of the motor (3), a through groove is arranged on the mounting rack (1), mounting blocks (5) are arranged on two sides of the through groove, clamping frames (6) are rotatably mounted on the mounting blocks (5) through damping shafts, the clamping frame (6) is provided with a clamping component (7) for clamping the circuit board, the pressing component (8) is used for pressing the circuit board clamped by the clamping component (7), the overvoltage preventing component (9) is used for preventing the pressing component (8) from excessively pressing the circuit board.

2. The punching device for the circuit board of the electronic product according to claim 1, wherein: the clamping assembly (7) comprises connecting columns (703) symmetrically arranged at the upper end and the lower end of the clamping frame (6), the connecting columns (703) are connected with the clamping frame (6) in a sliding mode, one end of each connecting column (703) is fixedly connected with a pull block (701), the other end of each connecting column (703) is fixedly connected with a pressing block (702), a clamping spring (704) is sleeved on each connecting column (703), and the clamping spring (704) is located between the clamping frame (6) and the pressing block (702).

3. The punching device for the circuit board of the electronic product according to claim 2, wherein: the overpressure-preventing component (9) comprises a lifting plate (901) connected with a piston rod of a hydraulic cylinder (2), a limiting column (902) is arranged on the lifting plate (901), a limiting block (903) is arranged on the limiting column (902), a pressing plate (904) in sliding connection with the limiting column (902) is arranged on the lifting plate (901), a pressing spring (907) is sleeved on the limiting column (902), the pressing spring (907) is located between the limiting block (903) and the pressing plate (904), a pressing sleeve (905) in sliding connection with the lifting plate (901) is arranged on the pressing plate (904), a pressing column (906) is connected in the pressing sleeve (905) in a sliding mode, and the pressing column (906) and the pressing sleeve (905) are connected through a reset spring (908).

4. The punching device for the circuit board of the electronic product according to claim 3, wherein: compress tightly subassembly (8) including installing in compressing tightly frame (801) on compressing tightly post (906) bottom, on compress tightly frame (801) and be connected with rack (804) through L shape connecting rod (806), the below of centre gripping subassembly (7) is equipped with and compresses tightly board (802) down that frame (801) is corresponding on with, be equipped with rack two (805) down on compressing tightly board (802), the bottom of mounting bracket (1) is equipped with installing frame (102), it is connected with gear (803) to rotate on installing frame (102), gear (803) and rack one (804) and rack two (805) intermeshing.

5. The punching device for the circuit board of the electronic product according to claim 4, wherein: the mounting plate (104) is provided with a guide sleeve (11), a guide pillar (10) is connected in the guide sleeve (11) in a sliding mode, and the guide pillar (10) is fixedly connected with the lifting plate (901).

6. The punching device for the circuit board of the electronic product according to claim 5, wherein: the bottom of the mounting rack (1) is provided with a foot support (101).

Technical Field

The invention belongs to the technical field of drilling equipment, and particularly relates to a punching device for a circuit board of an electronic product.

Background

The circuit board is as the medium of circuit conduction for the transmission of circuit between the different electronic component, and the circuit board adds man-hour in production, need use drilling equipment to punch to the plate body on to make things convenient for electronic component's installation, current drilling equipment, after the circuit board work piece is good at the clamping, can't overturn it, to the circuit board work piece that needs two sides to punch, need take off the clamping circuit board, after the upset is fixing again it, lead to the efficiency of punching lower.

Disclosure of Invention

The invention aims to provide a punching device for a circuit board of an electronic product, which aims to overcome the defects caused in the prior art.

A perforating device for a circuit board of an electronic product comprises a mounting rack, wherein a mounting plate is arranged on the mounting rack through a support rod, the mounting plate is provided with a vertically arranged hydraulic cylinder, a piston rod of the hydraulic cylinder is connected with an overpressure prevention component, the bottom of the overpressure prevention component is provided with a motor and a pressing component, an output shaft of the motor is provided with a drill bit, the motor can be connected with a lifting plate in the overpressure prevention component in a sliding way, so as to realize the drilling of different positions of the circuit board, a through groove is arranged on the mounting rack, mounting blocks are arranged on two sides of the through groove, the mounting block is rotatably provided with a clamping frame through a damping shaft, the clamping frame is provided with a clamping component for clamping the circuit board, the pressing assembly is used for pressing the circuit board clamped by the clamping assembly, and the overvoltage preventing assembly is used for preventing the pressing assembly from pressing the circuit board in a transition mode.

Preferably, the clamping assembly comprises connecting columns symmetrically arranged at the upper end and the lower end of the clamping frame, the connecting columns are connected with the clamping frame in a sliding mode, one ends of the connecting columns are fixedly connected with pulling blocks, the other ends of the connecting columns are fixedly connected with pressing blocks, clamping springs are sleeved on the connecting columns, and the clamping springs are located between the clamping frame and the pressing blocks.

Preferably, the overpressure-preventing component comprises a lifting plate connected with a piston rod of the hydraulic cylinder, the lifting plate is provided with a limiting column, the limiting column is provided with a limiting block, the lifting plate is provided with a pressing plate connected with the limiting column in a sliding manner, the limiting column is sleeved with a pressing spring, the pressing spring is located between the limiting block and the pressing plate, the pressing plate is provided with a pressing sleeve connected with the lifting plate in a sliding manner, the pressing sleeve is connected with a pressing column in a sliding manner, and the pressing column is connected with the pressing sleeve through a reset spring.

Preferably, the compressing assembly comprises a first compressing frame installed at the bottom of the compressing column, a first rack is connected to the first compressing frame through an L-shaped connecting rod, a lower compressing plate corresponding to the upper compressing frame is arranged below the clamping assembly, a second rack is arranged on the lower compressing plate, an installing frame is arranged at the bottom of the installing frame, a gear is connected to the installing frame in a rotating mode, and the first gear is meshed with the first rack and the second rack in an engaged mode.

Preferably, the mounting plate is provided with a guide sleeve, a guide pillar is connected in the guide sleeve in a sliding manner, and the guide pillar is fixedly connected with the lifting plate.

Preferably, a foot support is arranged at the bottom of the mounting rack.

The invention has the advantages that: (1) the hydraulic cylinder drives the motor and the drill bit to press downwards to drill the circuit board clamped by the clamping assembly, the upper pressing frame and the lower pressing plate move in opposite directions to further clamp the circuit board clamped by the clamping assembly, then the drill bit drills one surface of the circuit board, after the drilling is finished, the hydraulic cylinder drives the motor and the drill bit to move upwards, the upper pressing frame and the lower pressing plate move in opposite directions, the other surface of the circuit board can be drilled by rotating the clamping frame, the two surfaces of the circuit board can be drilled without taking off the circuit board, the drilling efficiency is improved, and meanwhile, in the overturning process, scraps generated by drilling on the circuit board can fall into the mounting frame, so that the collection of the scraps is facilitated;

(2) the subassembly that compresses tightly in this application with prevent the cooperation of excessive pressure subassembly, can drill to the circuit board of different thickness on the one hand, on the other hand can prevent to compress tightly the subassembly and compress tightly the circuit board transition, cause the circuit board to damage.

Drawings

Fig. 1 is a front view of the present invention.

FIG. 2 is a schematic view of a clamping assembly according to the present invention

FIG. 3 is a schematic view of the structure of the lifter plate and the motor assembly of the present invention.

Fig. 4 is a schematic structural view of the pressing plate and the pressing sleeve of the present invention.

Fig. 5 is a schematic structural view of the pressing sleeve and the pressing column of the present invention.

Wherein, 1-a mounting frame, 101-a foot support, 102-a mounting frame, 103-a support rod, 104-a mounting plate, 2-a hydraulic cylinder, 3-a motor, 4-a drill bit, 5-a mounting block, 6-a clamping frame, 7-a clamping component, 701-a pulling block, 702-a pressing block, 703-a connecting column, 704-a clamping spring, 8-a pressing component, 801-an upper pressing frame, 802-a lower pressing plate, 803-a gear, 804-a rack I, 805-a rack II, 806-an L-shaped connecting rod, 9-an overpressure prevention component, 91-a lifting plate, 92-a limiting column, 93-a limiting block, 94-a pressing plate, 95-a pressing sleeve, 96-a pressing column, 97-a pressing spring and 98-a reset spring, 10-guide post, 11-guide sleeve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, a punching device for a circuit board of an electronic product comprises a mounting frame 1, wherein a mounting plate 104 is mounted on the mounting frame 1 through a support rod 103, a vertically arranged hydraulic cylinder 2 is arranged on the mounting plate 104, an overpressure prevention assembly 9 is connected to a piston rod of the hydraulic cylinder 2, a motor 3 and a pressing assembly 8 are arranged at the bottom of the overpressure prevention assembly 9, a drill bit 4 is arranged on an output shaft of the motor 3, the motor 3 can be slidably connected with a lifting plate 91 in the overpressure prevention assembly 9 to drill different positions of the circuit board, a through groove is arranged on the mounting frame 1, mounting blocks 5 are arranged at two sides of the through groove, a clamping frame 6 is rotatably mounted on the mounting blocks 5 through damping shafts, a clamping assembly 7 for clamping the circuit board is arranged on the clamping frame 6, and the pressing assembly 8 is used for pressing the circuit board clamped by the clamping assembly 7, the overvoltage protection component 9 is used for preventing the pressing component 8 from excessively pressing the circuit board.

In this embodiment, the clamping assembly 7 includes connecting columns 703 symmetrically disposed at the upper and lower ends of the clamping frame 6, the connecting column 703 is slidably connected to the clamping frame 6, one end of the connecting column 703 is fixedly connected to a pull block 701, the other end of the connecting column 703 is fixedly connected to a compression block 702, a clamping spring 704 is sleeved on the connecting column 703, the clamping spring 704 is located between the clamping frame 6 and the compression block 702, the pull block 701 is pulled, the two opposite compression blocks 702 are separated, the clamping spring 704 contracts, the circuit board is placed between the two separated compression blocks 702, the pull block 701 is released, the clamping spring 704 resets, and the two compression blocks 702 pre-compress the circuit board.

In this embodiment, the overvoltage-preventing component 9 includes a lifting plate 91 connected to a piston rod of the hydraulic cylinder 2, the lifting plate 91 is provided with a limiting post 92, the limiting post 92 is provided with a limiting block 93, the lifting plate 91 is provided with a pressing plate 94 slidably connected to the limiting post 92, the limiting post 92 is sleeved with a pressing spring 97, the pressing spring 97 is located between the limiting block 93 and the pressing plate 94, the pressing plate 94 is provided with a pressing sleeve 95 slidably connected to the lifting plate 91, the pressing sleeve 95 is slidably connected to a pressing post 96, the pressing post 96 is connected to the pressing sleeve 95 through a return spring 98, the hydraulic cylinder 2 drives the overvoltage-preventing component 9 and the pressing component 8 to move downward, after the pressing component 8 contacts and presses the circuit board, if the circuit board is thin, the return spring 98 contracts to the limit, drilling is completed, if the circuit board is thick, after the return spring 98 contracts to the limit, the drill bit 4 still does not reach the depth of the circuit board to be drilled, at this time, the lifting plate 91 continues to move downwards, the pressing plate 94 is separated from the lifting plate 91, and the pressing spring 97 contracts, so that transition pressing on a thicker circuit board can be prevented, and the thicker circuit board can be adapted to.

In this embodiment, the pressing assembly 8 includes an upper pressing frame 801 installed at the bottom of the pressing column 96, the upper pressing frame 801 is connected with a first rack 804 through an L-shaped connecting rod 806, a lower pressing plate 802 corresponding to the upper pressing frame 801 is arranged below the clamping assembly 7, a second rack 805 is arranged on the lower pressing plate 802, the bottom of the mounting frame 1 is provided with the mounting frame 102, the mounting frame 102 is rotatably connected with a first rack 803, the first rack 803 is meshed with the first rack 804 and the second rack 805, the overpressure prevention assembly 9 drives the upper pressing frame 801 to move downwards, the first rack 804 moves downwards to drive the gear 803 to rotate, the gear 803 rotates to drive the second rack 805 to move upwards, the lower pressing plate 802 moves upwards, and the upper pressing frame 801 and the lower pressing plate 802 press the circuit board in a horizontal state.

In this embodiment, a guide sleeve 11 is disposed on the mounting plate 104, a guide post 10 is slidably connected in the guide sleeve 11, the guide post 10 is fixedly connected with the lifting plate 91, and the guide post 10 and the guide sleeve 11 can guide the lifting plate 91 to move up and down.

In this embodiment, the bottom of the mounting frame 1 is provided with a foot support 101, which can improve the working stability of the device.

The working process of the invention is as follows: pulling the pulling block 701, separating the two opposite pressing blocks 702, contracting the clamping spring 704, placing the circuit board between the two separated pressing blocks 702, loosening the pulling block 701, resetting the clamping spring 704, pre-compressing the circuit board by the two pressing blocks 702, starting the hydraulic cylinder 2, driving the lifting plate 91 to move downwards by the hydraulic cylinder 2, driving the upper pressing frame 801 to move downwards by the lifting plate 91 to move downwards, driving the gear 803 to rotate by the first rack 804 to move downwards, driving the second rack 805 to move upwards by the gear 803 to rotate, driving the lower pressing plate 802 to move upwards, compressing the circuit board in a horizontal state by the upper pressing frame 801 and the lower pressing plate 802, continuing driving the lifting plate 91 to move downwards by the hydraulic cylinder 2 after the circuit board is compressed, if the circuit board is thin, completing drilling if the circuit board is contracted to the limit, if the circuit board is thick, after the return spring 98 is contracted to the limit, the drill bit 4 still does not reach the depth of the circuit board to be drilled, at this moment, the lifting plate 91 continues to move downwards, the pressing plate 94 is separated from the lifting plate 91, the pressing spring 97 contracts, on one hand, the thicker circuit board can be prevented from being compressed in a transition mode, on the other hand, the pressing spring can adapt to the thicker circuit board, after drilling is completed, the hydraulic cylinder 2 drives the lifting plate 91 and the upper pressing frame 801 to move upwards, a worker can turn over the circuit board by rotating the clamping frame 6, the position of the drill bit 4 can be adjusted by adjusting the position of the motor 3, and drilling is conducted on the other surface of the circuit board.

The invention has simple structure and convenient operation, the hydraulic cylinder 2 drives the motor 3 and the drill bit 4 to press down to drill the circuit board clamped by the clamping component 7, the upper pressing frame 801 and the lower pressing plate 802 move oppositely to further clamp the circuit board clamped by the clamping component 7, then the drill bit 4 drills one surface of the circuit board, after the drilling is finished, the hydraulic cylinder 2 drives the motor 3 and the drill bit 4 to move upwards, the upper pressing frame 801 and the lower pressing plate 802 move oppositely, the other surface of the circuit board can be drilled by rotating the clamping frame 6, the two surfaces of the circuit board can be drilled without taking down the circuit board, the drilling efficiency is improved, meanwhile, the pressing component 8 in the application is matched with the overpressure prevention component 9, on one hand, the circuit boards with different thicknesses can be drilled, on the other hand, the pressing component 8 can be prevented from pressing the circuit board excessively, causing damage to the circuit board.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.