CN112867260A

CN112867260A - Compressing and fixing device of circuit board

Info

Publication number: CN112867260A
Application number: CN202110043184.XA
Authority: CN
Inventors: 曾铉哲
Original assignee: Ganzhou Bangde Circuit Technology Co ltd
Current assignee: Ganzhou Bangde Circuit Technology Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-05-28

Abstract

The invention discloses a compressing and fixing device of a circuit board, which comprises a base, wherein a stand column is fixedly connected to the base, an electric telescopic rod is fixedly arranged on the surface of the stand column, one end of the electric telescopic rod is fixedly connected with a bearing frame, a lead screw is connected to the bearing frame in a threaded manner, a first handle is fixedly arranged at one end of the lead screw, a square box is rotatably connected to the other end of the lead screw, a spring is fixedly arranged on the inner wall of the square box, one end of the spring is fixedly connected with a limiting rod, a clamping plate is fixedly arranged at the bottom end of the limiting rod, a fan is fixedly arranged in the base, a top plate is fixedly arranged at the top end of the. According to the invention, the electric telescopic rods are arranged on the two sides of the upright post, so that circuit boards with different widths can be clamped conveniently, the purpose of vertically clamping the circuit boards is achieved by arranging the screw rods and the clamping plates, and the purpose of buffering and damping is achieved by matching with the springs in a compressed state during circuit punching, so that the circuit board punching is facilitated.

Description

Compressing and fixing device of circuit board

Technical Field

The invention belongs to the technical field of circuit boards, and particularly relates to a pressing and fixing device of a circuit board.

Background

The circuit board has the name: the printed circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like.

At present, in the process of producing a circuit board, the circuit board needs to be punched, and in the process of punching, the circuit board needs to be pressed and fixed, but the existing pressing and fixing device is firm in clamping and cannot be suitable for circuit boards with different sizes.

Meanwhile, the mechanical position of the rotary hole is fixed, so that the fixed circuit board is required to be loosened ceaselessly, the position of the circuit board is adjusted, time and labor are wasted, and dust can be generated in the punching process to influence the surrounding environment.

Disclosure of Invention

The invention aims to provide a compressing and fixing device of a circuit board, which aims to solve the problems of poor applicability and low hole rotating efficiency of the conventional compressing and fixing device of the circuit board.

In order to achieve the purpose, the invention provides the following technical scheme: a pressing and fixing device of a circuit board comprises a base, wherein stand columns are fixedly connected to the base, the number of the stand columns is two, an electric telescopic rod is fixedly installed on the surface of each stand column, one end of each electric telescopic rod is fixedly connected with a bearing frame, the bearing frame is arched, the number of the bearing frames is two, a lead screw is in threaded connection with each bearing frame, a first handle is fixedly installed at one end of each lead screw, the lead screw is convenient to rotate by being provided with the first handle, a square box is rotatably connected to the other end of each lead screw, a spring is convenient to install by being provided with the square box, the inner wall of the square box is fixedly provided with the spring, the spring is in a compressed state, an acting force is convenient to be applied to a limiting rod by being provided with the spring in the compressed state, the limiting rod is fixedly connected with a limiting rod, play the purpose of applying spring effort to splint, also play the spacing purpose of moving to splint simultaneously, the bottom fixed mounting of gag lever post has splint, through being provided with splint, is convenient for carry out vertical centre gripping to the circuit board to the cooperation spring plays the absorbing purpose at the in-process that punches a hole, fixed mounting has the fan in the base, and the model of fan is PF-100, and this fan has the function of induced drafting, through being provided with the fan, is convenient for adsorb the in-process that punches a hole, the dust that produces, the top fixed mounting of stand has the roof, fixed mounting has the cylinder on the roof, the model of cylinder is SC100, through being provided with the cylinder, is convenient for go up and down first framework, the bottom fixed mounting of cylinder piston rod has first framework.

Preferably, the inner wall of the first frame body is provided with a sliding groove, the purpose of limiting the sliding of the first sliding block is achieved by the sliding groove, and the first frame body is internally provided with a second frame body.

Preferably, the inner wall of spout rotates and is connected with first threaded rod, the one end of first threaded rod runs through first framework to be equipped with the second handle, through being provided with the second handle, be convenient for rotate first threaded rod, the last threaded connection of first threaded rod has first slider, through being provided with first slider and first threaded rod, plays the purpose that drives the second framework and remove.

Preferably, the first sliding block is connected with the sliding groove in a sliding mode, and one end of the first sliding block is fixedly connected with the second frame body.

Preferably, a through hole is formed in the side face of the first frame body, the second frame body is connected with the through hole in a sliding mode, the through hole is a strip-shaped hole, and the through hole is arranged to facilitate sliding of the second frame body.

Preferably, the second frame internal rotation is connected with the second threaded rod, the second threaded rod runs through the second frame to be equipped with the third handle, through being provided with the third handle, play the purpose of rotating the second threaded rod, threaded connection has the second slider on the second threaded rod, second slider and second frame sliding connection are convenient for drive the mounting panel through being provided with second slider and second threaded rod and are removed, are favorable to adjusting the position of laser drilling tool, reach the purpose of conveniently changeing the hole.

Preferably, the bottom end of the second sliding block is fixedly connected with a receiving plate, the laser drilling tool is convenient to install through the receiving plate, and the laser drilling tool is arranged at the bottom end of the receiving plate.

Preferably, the bottom of base is equipped with the landing leg, and the number of landing leg is four, the air-supply line of fan is equipped with the cover that induced drafts, through being provided with the cover that induced drafts, is convenient for enlarge dust absorption scope, the play tuber pipe of fan is equipped with the collection dirt sack, and the setting of collection dirt sack plays and collects dirt-proof purpose.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the electric telescopic rods are arranged on the two sides of the upright post, so that circuit boards with different widths can be clamped conveniently, the purpose of vertically clamping the circuit boards is achieved by arranging the screw rods and the clamping plates, and the purpose of buffering and damping is achieved by matching with the springs in a compressed state during circuit punching, so that the circuit board punching is facilitated.

2. The first frame body is arranged, so that the purpose of adjusting the mechanical position of the rotary hole is achieved, and the situation that the circuit board needs to be assembled and disassembled differently is prevented when the circuit board is subjected to multiple rotary holes.

3. The fan is arranged, so that the purpose of dust adsorption is achieved when the circuit board is subjected to hole turning, and the protection of the surrounding environment is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of a first frame of the present invention;

FIG. 3 is a cross-sectional view of the carrier of the present invention;

fig. 4 is a partial cross-sectional view of a base of the present invention.

In the figure: 1. a base; 2. a bearing plate; 3. a column; 4. a square box; 5. an electric telescopic rod; 6. a support leg; 7. a fan; 8. a dust collecting cloth bag; 9. an air suction hood; 10. a second handle; 11. a top plate; 12. a cylinder; 13. a first frame body; 14. a third handle; 15. a laser drilling tool; 16. a screw rod; 17. a splint; 18. a first handle; 19. a first threaded rod; 20. a first slider; 21. a chute; 22. a second threaded rod; 23. a second slider; 24. a limiting rod; 25. a second frame body; 26. a through hole; 27. a receiving frame; 28. a spring.

Detailed Description

Referring to fig. 1, 2, 3 and 4, a pressing and fixing device for a circuit board includes a base 1, two columns 3 are fixedly connected to the base 1, an electric telescopic rod 5 is fixedly installed on the surface of each column 3, a receiving frame 27 is fixedly connected to one end of each electric telescopic rod 5, the receiving frame 27 is arched, the number of the receiving frames 27 is two, a lead screw 16 is connected to each receiving frame 27 through a thread, a first handle 18 is fixedly installed at one end of each lead screw 16, the lead screw 16 is convenient to rotate through the first handle 18, a square box 4 is rotatably connected to the other end of each lead screw 16, a spring 28 is convenient to install through the square box 4, a spring 28 is fixedly installed on the inner wall of the square box 4, the spring 28 is in a compressed state, an acting force is convenient to be applied to a limiting rod 24 through the spring 28 in the compressed state, a limiting rod 24 is fixedly connected to one end of the spring, the limiting rod 24 is T-shaped, and by arranging the limiting rod 24, the purpose of applying the acting force of the spring 28 to the splint 17 is achieved, meanwhile, the purpose of limiting the movement of the limiting rod to the splint 17 is achieved, the splint 17 is fixedly arranged at the bottom end of the limiting rod 24, by providing the clamping plate 17, vertical clamping of the circuit board is facilitated, and in cooperation with the spring 28, in the punching process, the purpose of shock absorption is achieved, a fan 7 is fixedly arranged in the base 1, the model of the fan 7 is PF-100, the fan 7 has an air suction function, the fan 7 is arranged to facilitate the absorption of dust generated in the punching process, the top end of the upright post 3 is fixedly provided with a top plate 11, the top plate 11 is fixedly provided with an air cylinder 12, the type of the air cylinder 12 is SC100, through being provided with cylinder 12, be convenient for go up and down first framework 13, the bottom fixed mounting of cylinder 12 piston rod has first framework 13.

Referring to fig. 2, the inner wall of the first frame 13 is provided with a sliding slot 21, the sliding slot 21 is provided to limit the sliding of the first slider 20, and a second frame 25 is disposed in the first frame 13.

Referring to fig. 1 and 2, the inner wall of the sliding groove 21 is rotatably connected with a first threaded rod 19, one end of the first threaded rod 19 penetrates through the first frame 13, the second handle 10 is provided, the first threaded rod 19 is convenient to rotate by the second handle 10, the upper thread of the first threaded rod 19 is connected with a first sliding block 20, and the purpose of driving the second frame 25 to move is achieved by the first sliding block 20 and the first threaded rod 19.

Referring to fig. 2, the first sliding block 20 is slidably connected to the sliding groove 21, and one end of the first sliding block 20 is fixedly connected to the second frame 25.

Referring to fig. 2, a through hole 26 is formed in a side surface of the first frame 13, the second frame 25 is slidably connected to the through hole 26, and the through hole 26 is a strip-shaped hole, and the through hole 26 is provided to facilitate sliding of the second frame 25.

Referring to fig. 1 and 2, a second threaded rod 22 is rotatably connected in a second frame 25, the second threaded rod 22 penetrates through the second frame 25 and is provided with a third handle 14, the purpose of rotating the second threaded rod 22 is achieved by the third handle 14, a second slider 23 is connected to the second threaded rod 22 in a threaded manner, the second slider 23 is connected to the second frame 25 in a sliding manner, and the second slider 23 and the second threaded rod 22 are arranged, so that the bearing plate 2 is conveniently driven to move, the position of the laser drilling tool 15 is conveniently adjusted, and the purpose of conveniently rotating the hole is achieved.

Referring to fig. 1 and 2, the bottom end of the second sliding block 23 is fixedly connected with a receiving plate 2, the laser drilling tool 15 is conveniently installed by the receiving plate 2, and the laser drilling tool 15 is arranged at the bottom end of the receiving plate 2.

Referring to fig. 1 and 4, the bottom end of the base 1 is provided with four support legs 6, an air inlet pipe of the fan 7 is provided with an air suction cover 9, the air suction cover 9 is arranged to facilitate expansion of a dust suction range, an air outlet pipe of the fan 7 is provided with a dust collection cloth bag 8, and the dust collection cloth bag 8 is arranged to achieve the purpose of dust collection and prevention.

The working principle of the scheme is as follows: when the circuit board punches a hole, need use the compressing fixation device of circuit board, place the circuit board on accepting frame 27, start both sides electric telescopic handle 5, both sides electric telescopic handle 5 will carry out the centre gripping to the circuit board through accepting frame 27, after the centre gripping is accomplished, rotate the first in command 18, the first in command 18 drives the lead screw 16 and rotates, the lead screw 16 will drive the splint 17 downstream of square box 4 bottom, until fixed firm to the vertical direction centre gripping of circuit board, in this process, splint 17 passes through gag lever post 24 effect extrusion spring 28, in-process punches a hole on the circuit board, spring 28 will play the purpose of buffering, do benefit to circuit board processing.

After the circuit board is clamped and fixed, the position of the circuit board to be punched is determined, the second handle 10 is rotated, the second handle 10 drives the first threaded rod 19 to rotate, the first threaded rod 19 drives the second frame body 25 to slide along the inner wall of the through hole 26 through the first sliding block 20, the second frame body 25 drives the lower end laser drilling tool 15 to move back and forth, then the third handle 14 is rotated, the third handle 14 drives the second threaded rod 22 to rotate, the second threaded rod 22 drives the lower end laser drilling tool 15 to move left and right through the second sliding block 23 until the laser drilling tool 15 moves to a designated position, and the purpose of punching can be achieved without dismounting the clamped circuit board again when the circuit board is punched at different positions.

When the circuit board punches a hole, start fan 7, fan 7 has the function of blowing, is convenient for absorb at the circuit board in-process that punches a hole, the dust of production to collect through collection dirt sack 8, reach the purpose of protection surrounding environment.

Claims

1. The utility model provides a circuit board compress tightly fixing device, includes base (1), its characterized in that: the base (1) is fixedly connected with a stand column (3), the surface of the stand column (3) is fixedly provided with an electric telescopic rod (5), one end of the electric telescopic rod (5) is fixedly connected with a bearing frame (27), the bearing frame (27) is connected with a lead screw (16) in a threaded manner, one end of the lead screw (16) is fixedly provided with a first handle (18), the other end of the lead screw (16) is rotatably connected with a square box (4), the inner wall of the square box (4) is fixedly provided with a spring (28), one end of the spring (28) is fixedly connected with a limiting rod (24), the bottom of the limiting rod (24) is fixedly provided with a clamping plate (17), the base (1) is internally and fixedly provided with a fan (7), the top end of the stand column (3) is fixedly provided with a top plate (11), and the top plate (11, the bottom end of the piston rod of the air cylinder (12) is fixedly provided with a first frame body (13).

2. The circuit board compression fixing device of claim 1, wherein: a sliding groove (21) is formed in the inner wall of the first frame body (13), and a second frame body (25) is arranged in the first frame body (13).

3. The pressing and fixing device of the circuit board as claimed in claim 2, wherein: the inner wall of spout (21) rotates and is connected with first threaded rod (19), first framework (13) are run through to the one end of first threaded rod (19) to be equipped with second handle (10), the last threaded connection of first threaded rod (19) has first slider (20).

4. The pressing and fixing device of the circuit board as claimed in claim 3, wherein: the first sliding block (20) is connected with the sliding groove (21) in a sliding mode, and one end of the first sliding block (20) is fixedly connected with the second frame body (25).

5. The pressing and fixing device of the circuit board as claimed in claim 2, wherein: a through hole (26) is formed in the side face of the first frame body (13), and the second frame body (25) is connected with the through hole (26) in a sliding mode.

6. The pressing and fixing device of the circuit board as claimed in claim 2, wherein: the second frame body (25) is connected with a second threaded rod (22) in a rotating mode, the second threaded rod (22) penetrates through the second frame body (25) and is provided with a third handle (14), a second sliding block (23) is connected to the second threaded rod (22) in a threaded mode, and the second sliding block (23) is connected with the second frame body (25) in a sliding mode.

7. The pressing and fixing device of the circuit board as claimed in claim 6, wherein: the bottom end of the second sliding block (23) is fixedly connected with a bearing plate (2), and a laser drilling tool (15) is arranged at the bottom end of the bearing plate (2).

8. The circuit board compression fixing device of claim 1, wherein: the bottom of base (1) is equipped with landing leg (6), the air-supply line of fan (7) is equipped with cover (9) that induced drafts, the play tuber pipe of fan (7) is equipped with collection dirt sack (8).