Circuit board welding device

Abstract

The utility model provides a circuit board welding device which is suitable for welding six second circuit boards with the same size, each second circuit board is provided with first welding parts arranged on the two sides of the top of the second circuit board in the width direction and a second welding part which is arranged at the bottom of the second circuit board and extends downwards, and a welding tool comprises a regular hexagonal prism fixed above a substrate; slots which are distributed around the regular hexagonal prism and arranged corresponding to the six bottom edges of the regular hexagonal prism are formed in the substrate, and the six slots are used for allowing the second welding parts of the six second circuit boards to be correspondingly inserted; and the at least one pressing piece is arranged around the six second circuit boards and is suitable for pressing, attaching and abutting the second circuit boards to the side faces of the corresponding regular hexagonal prisms, and when the second circuit boards abut against the side faces of the regular hexagonal prisms, the second welding parts are arranged to be higher than the top faces of the regular hexagonal prisms.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a circuit board welding device. Background Art

[0002] Existing warning light circuit board, such as Figure 4 and Figure 6 As shown, it includes a circular first circuit board 1, and six second circuit boards 2 of the same size fixed above the first circuit board 1, and the second circuit board 2 has a plurality of LED lights 3 arranged at intervals along its height direction, such as Figure 5 As shown, first welding parts 4 are provided on both sides of the top of the second circuit board 2, and second welding parts 5 extending downward are provided on the bottom thereof, and the second welding parts 5 can be inserted into the welding holes of the first circuit board 1 and fixed to the first circuit board 1 by welding. The six second circuit boards 2 are enclosed to form a regular hexagon, and the two first welding parts 4 between two adjacent second circuit boards 2 are connected by solder. Since the six second circuit boards 2 cannot be skewed after being welded together, and need to be in a standard regular hexagon, the welding requirements are high, resulting in a low welding qualification rate, easy rework, and increased production costs. Utility Model Content

[0003] Therefore, the technical problem to be solved by the utility model is to overcome the defects of the warning light circuit board in the prior art that the welding requirements are high and the production cost is high, thereby providing a circuit board welding device with quick and convenient welding and low production cost.

[0004] To this end, the utility model provides a circuit board welding device, which is suitable for welding six second circuit boards of the same size, wherein the second circuit boards have first welding portions arranged on both sides of the top width direction thereof, and second welding portions arranged on the bottom thereof and extending downward, and the welding tooling comprises: a regular hexagonal prism fixed above a substrate; a substrate formed with slots distributed around the regular hexagonal prism and arranged corresponding to the six bottom sides of the regular hexagonal prism, the six slots being used for corresponding insertion of the second welding portions of the six second circuit boards; and at least one pressing member arranged around the six second circuit boards, which is suitable for pressing each second circuit board against the side surface of the corresponding regular hexagonal prism.

[0005] There are a plurality of the pressing members, and the plurality of the pressing members are distributed at intervals along the height direction of the second circuit board.

[0006] The pressing piece is a rubber band or an adhesive tape.

[0007] The regular hexagonal prism is integrally formed with the base plate by injection molding.

[0008] The regular hexagonal prism is fixed on the base plate by screws.

[0009] The technical solution of the utility model has the following advantages:

[0010] 1. The circuit board welding device provided by the utility model comprises a substrate, a regular hexagonal prism and a pressing piece. The substrate is formed with slots distributed around the regular hexagonal prism and arranged corresponding to the six bottom sides of the regular hexagonal prism. Before welding, the second welding portion of the second circuit board is first inserted into the six slots on the substrate, and then each second circuit board is pressed and fitted against the side of the corresponding regular hexagonal prism by the pressing piece. That is, the regular hexagonal prism, the pressing piece and the slot are used to realize the positioning of the six second circuit boards, so that the six second circuit boards maintain the shape of a regular hexagon, so that welding is faster and more convenient, the production efficiency is improved, and the production cost is reduced.

[0011] 2. In the circuit board welding device provided by the utility model, the clamping member is a rubber band, and the six circuit boards are tied to the outer wall of the regular hexagonal prism by the rubber band, so as to better position the six circuit boards. In addition, the rubber band is easy to disassemble and assemble and can be reused. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 A three-dimensional diagram of the welding tool of the utility model;

[0014] Figure 2 It is a top view of the welding tooling;

[0015] Figure 3 It is a schematic diagram of assembling six second circuit boards and welding tools;

[0016] Figure 4 This is the main view of the police light circuit board;

[0017] Figure 5 is a schematic structural diagram of a second circuit board;

[0018] Figure 6 This is a top view of the warning light circuit board.

[0019] Explanation of the accompanying drawings: 1. First circuit board; 2. Second circuit board; 3. LED lamp; 4. First welding part; 5. Second welding part; 6. Regular hexagonal prism; 7. Base plate; 8. Slot; 10. Side. DETAILED DESCRIPTION

[0020] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0024] Example

[0025] This embodiment provides a circuit board welding device, which is suitable for welding six second circuit boards 2 of the same size of the warning light circuit board. The second circuit board 2 has a first welding portion 4 arranged on both sides of the width direction of the top thereof, and a second welding portion 5 arranged at the bottom thereof and extending downward, such as Figure 1 As shown, the welding tool includes a base plate 7, a regular hexagonal prism 6 and a pressing piece.

[0026] The regular hexagonal prism 6 is fixed on the substrate 7. In this example, the regular hexagonal prism 6 is integrally formed with the substrate 7 by injection molding, and the shape of the regular hexagonal prism 6 is adapted to the regular hexagonal groove formed by the six second circuit boards 2.

[0027] like Figure 2As shown, the substrate 7 is formed with slots 8 distributed around the regular hexagonal prism 6 and arranged corresponding to the six bottom sides of the regular hexagonal prism 6, and the six slots 8 are used for corresponding insertion of the second welding parts 5 of the six second circuit boards 2. Among them, when the second circuit board 2 is fitted against the side surface 10 of the regular hexagonal prism 6, the second welding part 5 is arranged higher than the top surface of the regular hexagonal prism 6, so that the second welding part 5 can be exposed without being blocked by the regular hexagonal prism 6, which is convenient for welding. It should be noted that for those skilled in the art, the height of the regular hexagonal prism 6 can be reasonably designed according to the position of the second welding part 5.

[0028] The pressing member (not shown) is arranged around the six second circuit boards 2, and is suitable for pressing each second circuit board 2 against the side surface 10 of the corresponding regular hexagonal prism 6, so that the six second circuit boards 2 can be enclosed to form a standard regular hexagon. There are multiple pressing members, and the multiple pressing members are spaced apart along the height direction of the second circuit board 2. In this embodiment, the pressing member is a rubber band or an adhesive tape.

[0029] As a convertible implementation, the regular hexagonal prism 6 is fixed on the base plate 7 by screws.

[0030] The working principle of the circuit board welding device of the utility model is as follows:

[0031] like Figure 2 and Figure 3 As shown, six second circuit boards 2 are sequentially inserted vertically into the slots 8 of the base plate 7, and then the six second circuit boards 2 are tied to the side surfaces of the regular hexagonal prism 6 by a plurality of rubber bands, so that the six second circuit boards 2 enclose a regular hexagon.

[0032] The circuit board welding device provided by the utility model comprises a base plate 7, a regular hexagonal prism 6 and a clamping member. The base plate 7 is formed with slots 8 distributed around the regular hexagonal prism 6 and arranged corresponding to the six bottom sides of the regular hexagonal prism 6. Before welding, the second welding portion 5 of the second circuit board 2 is first inserted into the six slots 8 on the base plate 7, and then each second circuit board 2 is pressed and fitted against the side surface 10 of the corresponding regular hexagonal prism 6 by the clamping member, that is, the regular hexagonal prism 6, the clamping member and the slots 8 are used to position the six second circuit boards 2, so that the six second circuit boards 2 maintain the shape of the regular hexagon, so that welding is faster and more convenient, the production efficiency is improved, and the production cost is reduced.

[0033] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention of the utility model.

Claims

1. A circuit board welding device, suitable for welding six second circuit boards (2) of the same size, wherein the second circuit board (2) has a first welding portion (4) arranged on both sides of the width direction of the top thereof, and a second welding portion (5) arranged on the bottom thereof and extending downward, characterized in that: Welding tooling includes: A regular hexagonal prism (6) is fixed on the top of the base plate (7); The base plate (7) is formed with slots (8) distributed around the regular hexagonal prism (6) and arranged corresponding to the six bottom sides of the regular hexagonal prism (6), and the six slots (8) are used for correspondingly inserting the second welding portions (5) of the six second circuit boards (2); At least one pressing member is disposed around the six second circuit boards (2) and is suitable for pressing each of the second circuit boards (2) against the side surface (10) of the corresponding regular hexagonal prism (6) to fit the two sides tightly; Wherein, when the second circuit board (2) and the side surface (10) of the regular hexagonal prism (6) are in contact with each other, the second welding portion (5) is arranged higher than the top surface of the regular hexagonal prism (6).

2. The circuit board welding device according to claim 1, characterized in that: There are a plurality of pressing members, and the plurality of pressing members are distributed at intervals along the height direction of the second circuit board (2).

3. The circuit board welding device according to claim 1, characterized in that: The pressing piece is a rubber band or an adhesive tape.

4. The circuit board welding device according to claim 1, characterized in that: The regular hexagonal prism (6) is integrally formed with the base plate (7) by injection molding.

5. The circuit board welding device according to claim 1, characterized in that: The regular hexagonal prism (6) is fixed on the base plate (7) by means of screws.

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