CN219164846U

CN219164846U - Circuit board pressing device

Info

Publication number: CN219164846U
Application number: CN202320091265.1U
Authority: CN
Inventors: 张翀; 席英鹏; 段东峰; 苏磊; 赖玉强
Original assignee: Xi'an Xinli Technology Co ltd
Current assignee: Xi'an Xinli Technology Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-09
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses a circuit board pressing device which comprises a base, a pressing structure, a pressure-bearing structure and a controller, wherein the base is provided with a pressing cavity; the middle part of the base is provided with a heating structure, the heating structure comprises a mounting groove, the mounting groove is positioned in the middle part of the base, and heating pipes which are uniformly distributed are arranged in the mounting groove; the pressing structure is connected with the base; the pressure-bearing structure is positioned at the lower end of the pressing structure and is movably connected with the base; the controller is fixed on the base, and the input end of the controller is electrically connected with the output end of an external power supply; the advantages are that: by adopting the separated pressure-bearing structure, the disassembly and replacement of the pressure-bearing structure can be realized on the premise of ensuring normal operation of the circuit board die assembly, the circuit board press-fit and the cleaning of the pressure-bearing structure can be realized, the time wasted by press-fit after cleaning is avoided, the circuit board press-fit efficiency is greatly improved, the circuit board production efficiency is further improved, and the popularization and the use of products are facilitated.

Description

Circuit board pressing device

Technical Field

The utility model relates to the technical field of circuit board lamination, in particular to a circuit board lamination device.

Background

In short, the circuit board is pressed by pressing the inner core board, the prepreg and the copper foil with the wiring together, and the prepreg is subjected to a solid-to-liquid-to-solid process; the liquid prepreg flows to the pressing workbench, so that the pressing workbench needs to be cleaned frequently in order to ensure the follow-up pressing process of the circuit board, however, the existing pressing device is of an integral structure, the cleaning of the pressing workbench and the pressing of the circuit board need to be performed step by step, and the time required by the pressing of the circuit board is greatly increased;

to this end, we propose a circuit board compressing apparatus.

Disclosure of Invention

The present utility model is directed to a circuit board pressing device for solving the above-mentioned problems, and has the advantages of replaceable pressing structure and high pressing efficiency, as described in detail below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a circuit board laminating device which comprises a base, a laminating structure, a pressure-bearing structure and a controller, wherein the base is provided with a plurality of pressure-bearing grooves;

a heating structure is arranged in the middle of the base;

the pressing structure is connected with the base;

the pressure-bearing structure is positioned at the lower end of the pressing structure and is movably connected with the base;

the controller is fixed on the base, and the input end of the controller is electrically connected with the output end of an external power supply.

Preferably, the heating structure comprises a mounting groove, the mounting groove is positioned in the middle of the base, heating pipes which are uniformly distributed are arranged in the mounting groove, the input ends of the heating pipes are electrically connected with the output ends of the controller, normal operation of the heating structure is guaranteed, and a foundation is laid for temperature control in the circuit board pressing process.

Preferably, the pressing structure comprises a lifting plate, the left end and the right end of the lifting plate are uniformly provided with connecting lugs, the lower ends of the connecting lugs are fixedly connected with lifting cylinders, the lower ends of the lifting cylinders are fixedly connected with fixing seats, the fixing seats are respectively fixedly connected with the left end and the right end of the base, the lower ends of the lifting plate are fixedly connected with pressing heads, the input ends of the lifting cylinders are electrically connected with the output ends of a controller, the connection and the installation of the pressing structure are realized, the normal work of the pressing structure is ensured, and pressing driving force is provided for the pressing device.

Preferably, the bearing structure comprises a bearing plate, the bearing plate is in sliding connection with the base, a strip-shaped pull groove is formed in the front end of the bearing plate, and a pressing groove is formed in the bearing plate, so that the bearing structure is connected and installed, and the cooperation of the bearing structure and the pressing structure is guaranteed.

Preferably, the base is provided with a mounting groove corresponding to the bearing plate, the bearing plate and the mounting groove are mounted in a matched mode, detachable mounting of the bearing plate is guaranteed, and a foundation is laid for subsequent replacement and cleaning of the bearing plate.

Preferably, the pressing groove is located under the pressing head and is matched with the pressing head, so that the pressing head can be pressed on the circuit board to be pressed in the pressing groove.

Preferably, the pressing groove corresponds to the mounting groove, so that temperature control of the circuit board to be pressed in the pressing groove in the pressing process is ensured.

The utility model has the beneficial effects that:

by adopting the separated pressure-bearing structure, the disassembly and replacement of the pressure-bearing structure can be realized on the premise of ensuring normal operation of the circuit board die assembly, the circuit board press-fit and the cleaning of the pressure-bearing structure can be realized, the time wasted by press-fit after cleaning is avoided, the circuit board press-fit efficiency is greatly improved, the circuit board production efficiency is further improved, and the popularization and the use of products are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic perspective view of the structure of FIG. 1 according to the present utility model;

fig. 3 is a schematic cross-sectional view of the structure of fig. 1 according to the present utility model.

The reference numerals are explained as follows:

1. a base; 2. a pressing structure; 201. a lifting plate; 202. a connecting lug; 203. a fixing seat; 204. a lifting cylinder; 205. a press-fit head; 3. a pressure-bearing structure; 301. a pressure bearing plate; 302. a strip-shaped pull groove; 303. a pressing groove; 4. a chute; 5. a temperature raising structure; 501. a mounting groove; 502. heating pipes; 6. and a controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-3, the utility model provides a circuit board pressing device, which comprises a base 1, a pressing structure 2, a pressure bearing structure 3 and a controller 6; the middle part of the base 1 is provided with a heating structure 5, the heating structure 5 comprises a mounting groove 501, the mounting groove 501 is positioned in the middle part of the base 1, heating pipes 502 which are uniformly distributed are arranged in the mounting groove 501, the input ends of the heating pipes 502 are electrically connected with the output ends of a controller 6, the normal operation of the heating structure 5 is ensured, a foundation is laid for the temperature control in the circuit board lamination process, the controller 6 is fixed on the base 1, and the input ends of the controller 6 are electrically connected with the output ends of external power sources; the pressing structure 2 is connected with the base 1, the pressing structure 2 comprises a lifting plate 201, the left end and the right end of the lifting plate 201 are uniformly formed with connecting lugs 202, the lower ends of the connecting lugs 202 are fixedly connected with lifting cylinders 204, the lower ends of the two lifting cylinders 204 are fixedly connected with fixing seats 203, the two fixing seats 203 are respectively fixedly connected with the left end and the right end of the base 1, the lower end of the lifting plate 201 is fixedly connected with a pressing head 205, the input end of the lifting cylinder 204 is electrically connected with the output end of the controller 6, the connection and the installation of the pressing structure 2 are realized, the normal work of the pressing structure 2 is ensured, and pressing driving force is provided for the pressing device; the pressure-bearing structure 3 is located the lower extreme of pressure-bearing structure 2 and with base 1 swing joint, pressure-bearing structure 3 includes bearing plate 301, bearing plate 301 and base 1 sliding connection, be equipped with the mounting groove 501 that corresponds with bearing plate 301 on the base 1, bearing plate 301 and mounting groove 501 cooperation installation, guarantee the detachable installation of bearing plate 301, lay the foundation for the follow-up clearance of changing of bearing plate 301, the front end of bearing plate 301 is equipped with strip draw-in groove 302, be equipped with pressfitting groove 303 on the bearing plate 301, realize the connection installation of pressure-bearing structure 3, guarantee the cooperation use of pressure-bearing structure 3 and pressfitting structure 2, pressfitting groove 303 is located under the lamination head 205 and with the cooperation installation of lamination head 205, guarantee that lamination head 205 can pressfitting to the inside circuit board of waiting to pressfitting of pressfitting groove 303, pressfitting groove 303 corresponds with mounting groove 501, guarantee the inside temperature control of waiting to pressfitting circuit board of laminating in the pressfitting process that lies in pressfitting groove 303.

In one embodiment of the present utility model, with the circuit board laminating device with the above structure, the circuit board with lamination is typeset in the lamination slot 303, and then the controller 6 controls the lifting cylinder 204 to work for shortening, so as to drive the lifting plate 201 to move downwards, the lifting plate 201 moves downwards to drive the lamination head 205 to move downwards, and when the lamination head 205 contacts with the circuit board typeset in the lamination slot 303, the circuit board lamination process starts;

the contact between the pressing head 205 and the circuit board is controlled by lifting the lifting cylinder 204, so that the pressing pressure of the circuit board in the pressing process can be controlled, in the process, the heating pipe 502 is controlled by the controller 6 to work, the pressure-bearing structure 3 can be heated, the pressing temperature is controlled, in the hot pressing process of the circuit board, when the prepreg in the circuit board is converted into a liquid state, the prepreg is likely to flow out and adhere to the pressure-bearing plate 301, after the prepreg appears on the pressure-bearing plate 301, the pressure-bearing plate 301 can be directly pulled out through the strip-shaped pull groove 302, the new pressure-bearing plate 301 is replaced to perform the pressing of the subsequent circuit board, in the pressing process of the subsequent circuit board, the original pressure-bearing plate 301 can be cleaned, and the circuit board pressing and the pressure-bearing plate 301 are cleaned simultaneously.

It is noted that the fixed connection in the utility model adopts a welding or screw connection mode;

the controller 6 controls the lifting cylinder 204 and the heating pipe 502 to work by adopting the prior art; the controller 6 adopts an AVR type singlechip manufactured by Amtel company;

corresponding temperature sensors and pressure sensors can be added to the device to monitor temperature information and pressure information of the press fit of the circuit board.

The circuit board pressing device of the embodiment has the following advantages:

by adopting the separated pressure-bearing structure 3, the disassembly and replacement of the pressure-bearing structure 3 can be realized on the premise of ensuring normal operation of the circuit board die assembly, the circuit board assembly and the cleaning work of the pressure-bearing structure 3 can be simultaneously carried out, the time wasted by cleaning before assembly is avoided, the circuit board assembly efficiency is greatly improved, the circuit board production efficiency is further improved, and the popularization and the use of products are facilitated.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A circuit board compressing apparatus, characterized in that: comprises a base (1), a pressing structure (2), a pressure-bearing structure (3) and a controller (6);

a heating structure (5) is arranged in the middle of the base (1);

the pressing structure (2) is connected with the base (1);

the pressure-bearing structure (3) is positioned at the lower end of the pressing structure (2) and is movably connected with the base (1);

the controller (6) is fixed on the base (1), and the input end of the controller (6) is electrically connected with the output end of an external power supply.

2. The circuit board compressing apparatus according to claim 1, wherein: the heating structure (5) comprises a mounting groove (501), wherein the mounting groove (501) is positioned in the middle of the base (1), heating pipes (502) which are uniformly distributed are mounted in the mounting groove (501), and the input end of each heating pipe (502) is electrically connected with the output end of the corresponding controller (6).

3. The circuit board compressing apparatus according to claim 1, wherein: pressfitting structure (2) are including lifter plate (201), both ends homogeneous body about lifter plate (201) has engaging lug (202), the equal fixedly connected with lifting cylinder (204) of lower extreme of engaging lug (202), two equal fixedly connected with fixing base (203) of lower extreme of lifting cylinder (204), two both ends fixed connection about fixing base (203) and base (1) respectively, the lower extreme fixedly connected with pressfitting head (205) of lifter plate (201), the input electricity of lifting cylinder (204) connects controller (6) output.

4. The circuit board compressing apparatus according to claim 1, wherein: the pressure-bearing structure (3) comprises a pressure-bearing plate (301), the pressure-bearing plate (301) is in sliding connection with the base (1), a strip-shaped pull groove (302) is formed in the front end of the pressure-bearing plate (301), and a pressing groove (303) is formed in the pressure-bearing plate (301).

5. The circuit board compressing apparatus according to claim 4, wherein: the base (1) is provided with a mounting groove (501) corresponding to the bearing plate (301), and the bearing plate (301) and the mounting groove (501) are mounted in a matched mode.

6. The circuit board compressing apparatus according to claim 4, wherein: the pressing groove (303) is located right below the pressing head (205) and is matched with the pressing head (205).

7. The circuit board compressing apparatus according to claim 4, wherein: the pressing groove (303) corresponds to the mounting groove (501).