CN216905506U - Compression fittings of circuit board production usefulness - Google Patents

Abstract

The utility model discloses a pressing device for producing a circuit board, which comprises a bottom plate and a pressing unit, wherein the pressing unit is arranged on the bottom plate; the upper surface of the bottom plate is provided with a buffer unit and a bracket, the buffer unit is connected with a placing plate, the placing plate is provided with a fixing unit and a top plate, the bottom plate is provided with a PLC (programmable logic controller), and the input end of the PLC is electrically connected with the output end of an external power supply; the pressfitting unit includes fixed plate, pneumatic cylinder, slide bar, pressure tank, pressure sensor, roof pressure board, connecting rod, mount pad, bolt and pressfitting board, the fixed plate is totally two and all sets up on the support, is provided with the pneumatic cylinder between two fixed plates, the flexible end of pneumatic cylinder is connected with the slide bar, slide bar sliding connection support, sliding rod connection have the pressure tank, and the device can effectively be fixed to the circuit board, and can detect the pressure of pressfitting, avoids causing the damage to the circuit board, guarantees the pressfitting quality.

Description

A pressing device for circuit board production

technical field

The utility model relates to the technical field of pressing devices, in particular to a pressing device for circuit board production.

Background technique

The multi-layer circuit board lamination device is a device used for lamination and production of multi-layer circuit boards. It is widely used in the production and processing of multi-layer circuit boards. With the use of multi-layer circuit board lamination devices, the demand for , but the existing multi-layer circuit board lamination device has been unable to meet people's needs, so a more convenient multi-layer circuit board lamination device is needed; when the multi-layer circuit board lamination device is used, the lamination process cannot be performed. At the same time, the multi-layer circuit board is cut, which is inconvenient for the separation of the multi-layer circuit board after processing. At the same time, the multi-layer circuit board will stick to the processing table after being pressed, which is inconvenient for the collection of the multi-layer circuit board after processing;

A multi-layer circuit board pressing device disclosed in the patent publication number CN211702597U in the present technology includes a fixed base, the upper surface of the fixed base is fixedly installed with a pressing bottom plate, and the inner surface of the pressing bottom plate is fixed with two A support top block, the inner surface of the press-fit bottom plate is located on both sides of the support top block, and a return spring is movably installed, and a circuit board eject plate is fixedly connected to the outer surface of the upper end of the return spring, and the upper part of the fixed base The surface is located on both sides of the press-fit bottom plate, and the guide rail pillars are fixedly installed;

When pressing the circuit board, it cannot effectively fix the circuit board, cannot guarantee the quality of the pressing, and cannot effectively control the pressing pressure during pressing, which is very easy to cause damage to the circuit board. Therefore, We propose a pressing device for circuit board production.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a pressing device for circuit board production, which can effectively fix the circuit board, and can detect the pressing pressure, so as to avoid causing damage to the circuit board. damage, ensure the quality of pressing, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a pressing device for circuit board production, comprising a bottom plate and a pressing unit;

Bottom plate: the upper surface is provided with a buffer unit and a bracket, the buffer unit is connected with a placement plate, the placement plate is provided with a fixed unit and a top plate, the bottom plate is provided with a PLC controller, and the input end of the PLC controller is electrically connected The output terminal of the external power supply;

Pressing unit: It includes a fixing plate, hydraulic cylinder, sliding rod, pressure box, pressure sensor, top pressure plate, connecting rod, mounting seat, bolt and pressing plate. A hydraulic cylinder is arranged between the fixed plates, the telescopic end of the hydraulic cylinder is connected with a sliding rod, the sliding rod is slidably connected to the bracket, the sliding rod is connected with a pressure box, a pressure sensor is arranged in the pressure box, and the pressure box slides A connecting rod is connected, the end of the connecting rod located in the pressure box is connected with a top pressure plate, the lower end of the connecting rod is provided with a mounting seat, the mounting seat is provided with a bolt, the mounting seat is slidably connected to the pressing plate, and the output of the pressure sensor is The terminal is electrically connected to the input terminal of the PLC controller, and the input terminal of the hydraulic cylinder is electrically connected to the output terminal of the PLC controller.

Select a suitable pressing board according to the circuit board to be pressed, install the pressing board on the mounting seat, fix the pressing board through the mounting seat, place the circuit board to be pressed on the placing board, and make the circuit to be pressed The top of the board is fastened to the top board, the circuit board to be pressed is fixed by the fixing unit, the hydraulic cylinder is controlled by the PLC controller, the hydraulic cylinder drives the sliding rod to move, the sliding rod drives the pressure box to move, the pressure box drives the connecting rod to move, and the connecting rod moves. Drive the mounting seat to move, the mounting seat drives the pressing board to move, the pressing board contacts the circuit board to be pressed, and the buffer unit buffers the placing board to prevent the pressing board from hard contacting the circuit board to be pressed, so as to protect the circuit board to be pressed , When the pressing plate presses the circuit board, the mounting seat pushes the connecting rod in the opposite direction, and the connecting rod drives the top pressing plate to press on the pressure sensor, and the pressing pressure is measured by the pressure sensor, and the result is transmitted to the PLC controller. Thereby, the pressing pressure is adjusted to avoid damage to the circuit board due to excessive pressure.

Further, the fixing unit includes a support plate, a two-way screw, a slider, a splint, a buffer pad and a power assembly. There are two support plates and both are arranged on the placement plate, and the support plate is rotatably connected with the two-way screw, so The two ends of the two-way screw thread are in opposite directions, and the two-way screw is screwed to connect each slider of the chain, the slider is connected with a splint, and a buffer pad is arranged on the splint, and the two-way screw is connected with a power assembly, which is driven by the power assembly. The two-way screw rotates, the two-way screw drives the two sliders to move towards each other, the slider drives the splint to move, the circuit board is fixed by the splint, and the circuit board is protected by the buffer pad.

Further, the power assembly includes a motor, the motor is arranged on the placement plate, the output shaft of the motor is connected to the bidirectional screw, the input end of the motor is electrically connected to the output end of the PLC controller, and the operation of the motor is controlled by the PLC controller. Drive the two-way screw to rotate.

Further, the buffer unit includes a telescopic rod and a spring, the telescopic rod is arranged on the upper surface of the bottom plate, the telescopic rod is connected with a placing plate, the telescopic rod is sleeved with a spring, and the placing plate is buffered by the telescopic rod and the spring. , the placing plate is returned to its original position by the spring.

Further, it also includes pillars and a base. There are four pillars in total and are respectively arranged at the four corners of the lower surface of the base plate. The lower ends of the four pillars are provided with bases, the base plate is supported by the pillars, and the stability of the pillars is improved by the bases.

Further, it also includes limit rods. There are two limit rods in total and are respectively arranged on the mounting seat. The limit rods slide to connect the brackets, and the limit rods limit the movement of the mounting seat to prevent the mounting seat from being biased. incline.

Compared with the prior art, the beneficial effects of the present utility model are: have the following benefits:

1. The sliding rod is driven down by the hydraulic cylinder, so that the pressing plate is attached to the circuit board, and the pressing plate is subjected to a reverse force, which pushes the connecting rod to move in the opposite direction. The pressure of the press-fit is measured, so as to control the pressure during the press-fit process, avoid damage to the circuit board caused by excessive pressure, and improve the quality of press-fit;

2. The circuit board is placed and limited by the top plate, the bidirectional screw is driven by the motor to rotate, the bidirectional screw drives the slider to move, the slider drives the splint to move, and the circuit board is fixed by the splint, so that the circuit board is in a stable state when pressed together. Avoid the inclination of the circuit board when pressing, improve the speed of pressing, and ensure the quality of pressing;

3. The circuit board is protected by the buffer pad to avoid damage to the circuit board when the plywood is clamped to the circuit board, and the placement board is buffered by the telescopic rod and spring to avoid hard contact with the circuit board when the press plate is pressed, and the circuit board form protection.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a schematic diagram of a partial cross-sectional structure of the utility model.

In the picture: 1 base plate, 2 pressing unit, 21 fixing plate, 22 hydraulic cylinder, 23 sliding rod, 24 pressure tank, 25 pressure sensor, 26 top pressure plate, 27 connecting rod, 28 mounting seat, 29 bolt, 210 pressing plate, 3 fixed units, 31 support plates, 32 motors, 33 two-way screws, 34 sliders, 35 splints, 36 buffer pads, 4 buffer units, 41 telescopic rods, 42 springs, 5PLC controller, 6 brackets, 7 placement plates, 8 pillars , 9 base, 10 top plate, 11 limit rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-2, this embodiment provides a technical solution: a pressing device for circuit board production, including a bottom plate 1 and a pressing unit 2;

Bottom plate 1: the upper surface is provided with a buffer unit 4 and a bracket 6, the buffer unit 4 is connected with a placement plate 7, the placement plate 7 is provided with a fixed unit 3 and a top plate 10, the bottom plate 1 is provided with a PLC controller 5, PLC controller 5 The input terminal is electrically connected to the output terminal of the external power supply;

Pressing unit 2: It includes a fixing plate 21, a hydraulic cylinder 22, a sliding rod 23, a pressure tank 24, a pressure sensor 25, a top pressure plate 26, a connecting rod 27, a mounting seat 28, a bolt 29 and a pressing plate 210. The fixing plate 21 has a total of Two and both are arranged on the bracket 6, a hydraulic cylinder 22 is arranged between the two fixed plates 21, the telescopic end of the hydraulic cylinder 22 is connected with a sliding rod 23, the sliding rod 23 is slidably connected to the bracket 6, and the sliding rod 23 is connected with a pressure box 24. A pressure sensor 25 is arranged in the pressure box 24, the pressure box 24 is slidably connected with a connecting rod 27, the end of the connecting rod 27 located in the pressure box 24 is connected with a top pressure plate 26, and the lower end of the connecting rod 27 is provided with a mounting seat 28, Bolts 29 are provided on the mounting seat 28 , the mounting seat 28 is slidably connected to the pressing plate 210 , the output end of the pressure sensor 25 is electrically connected to the input end of the PLC controller 5 , and the input end of the hydraulic cylinder 22 is electrically connected to the output end of the PLC controller 5 .

Select a suitable pressing board 210 according to the circuit board to be pressed, install the pressing board 210 on the mounting seat 28, fix the pressing board 210 through the mounting seat 28, and place the circuit board to be pressed on the placement board 7, And make the circuit board to be pressed tightly on the top plate 10, fix the circuit board to be pressed by the fixing unit 3, control the hydraulic cylinder 22 to work through the PLC controller 5, the hydraulic cylinder 22 drives the sliding rod 23 to move, and the sliding rod 23 drives The pressure box 24 moves, the pressure box 24 drives the connecting rod 27 to move, the connecting rod 27 drives the mounting seat 28 to move, the mounting seat 28 drives the pressing plate 210 to move, the pressing plate 210 contacts the circuit board to be pressed, and the buffer unit 4 pairs the placing board 7. Buffer to prevent the pressing plate 210 from hard contacting the circuit board to be pressed, so as to protect the circuit board to be pressed. When the pressing plate 210 presses the circuit board, the mounting seat 28 pushes the connecting rod 27 in the opposite direction, and the connecting rod 27 drives the top pressing plate 26 is pressed on the pressure sensor 25, the pressure of the pressing is measured by the pressure sensor 25, and the result is transmitted to the PLC controller 5, so as to adjust the pressing pressure to avoid the circuit board caused by excessive pressure. damage.

The fixing unit 3 includes a support plate 31, a two-way screw 33, a slider 34, a splint 35, a buffer pad 36 and a power assembly. There are two support plates 31 and both are arranged on the placing plate 7. The support plate 31 is rotatably connected with a two-way screw 33. The two ends of the two-way screw 33 have opposite thread directions. The two-way screw 33 is respectively threaded to connect each slider 34 of the chain. The slider 34 is connected with a splint 35. The power assembly drives the two-way screw 33 to rotate, the two-way screw 33 drives the two sliders 34 to move toward each other, the slider 34 drives the splint 35 to move, the splint 35 fixes the circuit board, and the buffer pad 36 protects the circuit board.

The power assembly includes a motor 32, the motor 32 is arranged on the placing plate 7, the output shaft of the motor 32 is connected to the bidirectional screw 33, the input end of the motor 32 is electrically connected to the output end of the PLC controller 5, and the motor 32 is controlled by the PLC controller 5 to work. , the motor 32 drives the bidirectional screw 33 to rotate.

The buffer unit 4 includes a telescopic rod 41 and a spring 42, the telescopic rod 41 is arranged on the upper surface of the bottom plate 1, the telescopic rod 41 is connected with the placing plate 7, and the telescopic rod 41 is sleeved with a spring 42, and the telescopic rod 41 and the spring 42 are paired with each other. The placing plate 7 is buffered, and the placing plate 7 is returned to its original position by the spring 42 .

It also includes a pillar 8 and a base 9. There are four pillars 8 and are respectively arranged at the four corners of the lower surface of the base plate 1. The lower ends of the four pillars 8 are provided with a base 9, and the base plate 1 is supported by the pillar 8. of stability.

It also includes limit rods 11. There are two limit rods 11 and they are respectively arranged on the mounting seat 28. The limit rod 11 is slidably connected to the bracket 6, and the limit rod 11 limits the movement of the mounting seat 28 to avoid the mounting seat. 28 is skewed.

The working principle of a pressing device for circuit board production provided by the present invention is as follows: select a suitable pressing plate 210 according to the circuit board to be pressed, install the pressing plate 210 on the mounting seat 28, and pass the mounting seat 28 The pressing board 210 is fixed, the circuit board to be pressed is placed on the placing plate 7, and the circuit board to be pressed is pressed against the top plate 10, and the motor 32 is controlled by the PLC controller 5 to work, and the motor 32 drives the bidirectional screw 33. Rotating, the two-way screw 33 drives the two sliders 34 to move towards each other, the slider 34 drives the splint 35 to move, the circuit board is fixed by the splint 35, the circuit board is protected by the buffer pad 36, and the hydraulic cylinder 22 is controlled by the PLC controller 5. Work, the hydraulic cylinder 22 drives the sliding rod 23 to move, the sliding rod 23 drives the pressure box 24 to move, the pressure box 24 drives the connecting rod 27 to move, the connecting rod 27 drives the mounting seat 28 to move, and the mounting seat 28 is moved by the limit rod 11. To limit the deflection of the mounting seat 28, the mounting seat 28 drives the pressing plate 210 to move, the pressing plate 210 contacts the circuit board to be pressed, and the placing plate 7 is buffered by the telescopic rod 41 and the spring 42 to prevent the pressing plate 210 from being hard Contact the circuit board to be pressed, so as to protect the circuit board to be pressed. When the pressing plate 210 presses the circuit board, the mounting seat 28 pushes the connecting rod 27 in the opposite direction, and the connecting rod 27 drives the top pressing plate 26 to press on the pressure sensor 25. The pressing pressure is measured by the pressure sensor 25, and the result is transmitted to the PLC controller 5, so as to adjust the pressing pressure to avoid damage to the circuit board due to excessive pressure.

It is worth noting that the hydraulic cylinder 22 disclosed in the above embodiment can adopt the specific model PF-28RP395, the pressure sensor 25 can adopt the specific model EDS344-3, the motor 32 can adopt the specific model TG-63, and the PLC controller can adopt the specific model. 5. Control the work of the hydraulic cylinder 22 and the motor 32 using methods commonly used in the prior art.

The above are only the embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and accompanying drawings of the present invention, or directly or indirectly applied to other Relevant technical fields are similarly included in the scope of patent protection of the present invention.

Claims (6)

1. The utility model provides a compression fittings of circuit board production usefulness which characterized in that: comprises a bottom plate (1) and a pressing unit (2);

base plate (1): the upper surface of the base plate is provided with a buffer unit (4) and a support (6), the buffer unit (4) is connected with a placing plate (7), the placing plate (7) is provided with a fixing unit (3) and a top plate (10), the base plate (1) is provided with a PLC (programmable logic controller) 5, and the input end of the PLC (5) is electrically connected with the output end of an external power supply;

pressing unit (2): comprises two fixing plates (21), a hydraulic cylinder (22), two sliding rods (23), a pressure box (24), a pressure sensor (25), a top pressure plate (26), a connecting rod (27), a mounting seat (28), a bolt (29) and a pressing plate (210), wherein the two fixing plates (21) are arranged on a bracket (6), the hydraulic cylinder (22) is arranged between the two fixing plates (21), the telescopic end of the hydraulic cylinder (22) is connected with the sliding rod (23), the sliding rod (23) is connected with the bracket (6) in a sliding way, the sliding rod (23) is connected with the pressure box (24), the pressure sensor (25) is arranged in the pressure box (24), the pressure box (24) is connected with the connecting rod (27) in a sliding way, the end part of the connecting rod (27) positioned in the pressure box (24) is connected with the top pressure plate (26), and the mounting seat (28) is arranged at the lower end of the connecting rod (27), be provided with bolt (29) on mount pad (28), mount pad (28) sliding connection pressfitting board (210), the input of PLC controller (5) is connected to the output electricity of pressure sensor (25), and the output of PLC controller (5) is connected to the input electricity of pneumatic cylinder (22).

2. The laminating device for producing circuit boards according to claim 1, wherein: fixed unit (3) include backup pad (31), two-way screw rod (33), slider (34), splint (35), blotter (36) and power component, backup pad (31) are two totally and all set up on placing board (7), and backup pad (31) are rotated and are connected with two-way screw rod (33), the both ends screw thread opposite direction of two-way screw rod (33), each slider (34) of two-way screw rod (33) difference threaded connection chain, slider (34) are connected with splint (35), be provided with blotter (36) on splint (35), two-way screw rod (33) are connected with power component.

3. The laminating device for producing the circuit board as claimed in claim 2, wherein: the power assembly comprises a motor (32), the motor (32) is arranged on the placing plate (7), an output shaft of the motor (32) is connected with a bidirectional screw rod (33), and the input end of the motor (32) is electrically connected with the output end of the PLC (5).

4. The laminating device for producing circuit boards according to claim 1, wherein: buffer unit (4) include telescopic link (41) and spring (42), telescopic link (41) set up the upper surface at bottom plate (1), and telescopic link (41) are connected with places board (7), have cup jointed spring (42) on telescopic link (41).

5. The laminating device for producing circuit boards according to claim 1, wherein: still include pillar (8) and base (9), pillar (8) totally four and set up respectively in the lower surface four corners of bottom plate (1), and the lower extreme of four pillars (8) is provided with base (9).

6. The laminating device for producing circuit boards according to claim 1, wherein: still include gag lever post (11), gag lever post (11) totally two and set up respectively on mount pad (28), gag lever post (11) sliding connection support (6).

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