CN218006587U

CN218006587U - Contactless circuit board loss prevention jig

Info

Publication number: CN218006587U
Application number: CN202220351988.6U
Authority: CN
Inventors: 王宏业; 姚晓建; 赵代飞
Original assignee: Agilent Meiwei Electronics Xiamen Co ltd; Guangzhou Meadville Electronics Co ltd
Current assignee: Agilent Meiwei Electronics Xiamen Co ltd; Guangzhou Meadville Electronics Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-12-09
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a contactless circuit board loss prevention tool, framework including the rectangle, the inboard edge of roof of framework is equipped with cyclic annular breach, the cyclic annular diapire of cyclic annular breach is used for supporting circuit board's diapire edge invalid region, the cyclic annular lateral wall profile of cyclic annular breach is corresponding with the marginal profile of supported circuit board, the degree of depth of cyclic annular breach is compared circuit board thickness is big, wherein three departments in the roof four corners of framework are equipped with L shape lug, and wherein another department is equipped with cylindrical lug, correspondingly, wherein three departments in the diapire four corners of framework are equipped with L shape pit, and wherein another department is equipped with cylindrical pit, and is three L shape lug and three L shape pit position corresponds and mutual adaptation, cylindrical lug with cylindrical pit position corresponds and mutual adaptation. The utility model discloses meticulous circuit board damage can be avoided.

Description

Contactless circuit board loss prevention jig

Technical Field

The utility model relates to a tool especially relates to a contactless circuit board loss prevention tool.

Background

The customer is more and more high to the requirement of the line width of circuit board and line interval, and also more and more high to the requirement of circuit preparation quality, and the dress board tool that present product used either adopts film isolation dress board or contact type tool dress board, and the board because the variety of board design leads to place the risk that the copper face had the scratch and crushed with the circuit before the figure above the tool. The scratch and fracture risk of the circuit after pattern electroplating or etching is extremely high, so that a non-contact board placing jig applied to all types of boards is urgently needed to avoid damage of a fine circuit board.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a contactless circuit board loss prevention tool, which can avoid the damage of a fine circuit board.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a contactless circuit board loss prevention tool, includes the framework of rectangle, the inboard edge of roof of framework is equipped with cyclic annular breach, the cyclic annular diapire of cyclic annular breach is used for the diapire edge invalid region of supporting circuit board, the cyclic annular lateral wall profile of cyclic annular breach is corresponding with the marginal profile of circuit board that supports, the degree of depth of cyclic annular breach is compared the circuit board thickness is big, wherein three departments in the roof four corners of framework are equipped with L shape lug, and wherein another department is equipped with cylindrical lug, correspondingly, wherein three departments in the diapire four corners of framework are equipped with L shape pit, and wherein another department is equipped with cylindrical pit, and is three L shape lug and three L shape pit position corresponds and mutual adaptation, cylindrical lug with cylindrical pit position corresponds and mutual adaptation.

Specifically, the edge of the frame body is provided with an arc-shaped notch.

Specifically, the length of the frame body is 600mm-800mm.

Specifically, the width of the frame body is 500mm-700mm.

Specifically, the longitudinal dimension of the annular gap is 500mm-700mm.

Specifically, the transverse dimension of the annular gap is 500mm-600mm.

Specifically, the side wall of the annular gap is provided with a plurality of clips, the thickness of each clip is smaller than the depth of the annular gap, and each clip is used for clamping the circuit board together.

Specifically, four clips are arranged on the side wall of the annular notch, and the four clips are distributed in an array.

Compared with the prior art, the beneficial effects of the utility model reside in that:

after the circuit board is placed in the annular gap, the circuit board can be stably placed in the annular gap and is not easy to shake due to the fact that the outline of the annular side wall of the annular gap corresponds to the outline of the edge of the supported circuit board.

Three L shape lug corresponds and mutual adaptation with three L shape pit position, and cylindrical lug corresponds and mutual adaptation with cylindrical pit position, and L shape lug and cylindrical lug through lower floor's tool cooperate with the L shape pit and the cylindrical pit of upper jig for a plurality of frameworks that carry the circuit board can fix a position each other, superpose, so that the circuit board transports in batches.

The annular bottom wall of the annular gap is used for supporting the bottom wall edge invalid area of the circuit board, the invalid area is a plate body area which does not relate to a circuit structure, and the depth of the annular gap is larger than the thickness of the circuit board, so that when a plurality of jigs carrying the circuit board are superposed, the stacking stress positions of the adjacent two layers of jigs are the upper surface and the lower surface of the two frame bodies, stacking pressure can not act on the circuit board, and the circuit board is prevented from being crushed and scratched.

Drawings

Fig. 1 is a plan view of the jig of the present invention, in which the clips are not shown;

fig. 2 is a top view of the jig of the present invention, in which the clip is shown.

In the figure: 1. a frame body; 11. an annular gap; 12. an L-shaped projection; 13. a cylindrical projection; 14. an arc-shaped notch; 15. and (4) a clamp.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

Referring to fig. 1 to 2, a non-contact circuit board damage prevention jig includes a rectangular frame 1, an annular notch 11 is provided at an inner side edge of a top wall of the frame 1, and an annular bottom wall (a position in fig. 1) of the annular notch 11 is used for supporting a bottom wall edge invalid region of a circuit board, which is a board body region not related to a circuit structure. The annular side wall profile of the annular gap 11 corresponds to the edge profile of the circuit board to be supported, and specifically, a small gap is left between the edge profile of the circuit board and the annular side wall profile of the annular gap 11. The depth of the annular notch 11 is greater than the thickness of the circuit board.

Three of the four corners of the top wall of the frame body 1 are provided with L-shaped projections 12, the other is provided with cylindrical projections 13, and correspondingly, three of the four corners of the bottom wall of the frame body 1 are provided with L-shaped recesses (not shown), the other is provided with cylindrical recesses (not shown). The three L-shaped bumps 12 correspond to and are mutually matched with the three L-shaped pits, and the cylindrical bump 13 corresponds to and is mutually matched with the cylindrical pit.

Specifically, the edge of the frame body 1 is provided with an arc notch 14.

Specifically, the frame 1 has a length a =600mm-800mm.

Specifically, the frame 1 has a width b, b =500mm-700mm.

Specifically, the longitudinal dimension of the annular gap 11 is c, c =500mm-700mm.

In particular, the annular notch 11 has a transverse dimension d, d =500mm-600mm.

Specifically, the side wall of the annular gap 11 is provided with a plurality of clips 15, the thickness of the clips 15 is smaller than the depth of the annular gap 11, and the clips 15 are used for clamping the circuit board together.

Specifically, the side wall of the annular gap 11 is provided with four clips 15, and the four clips 15 are distributed in an array.

The utility model discloses a contactless circuit board loss prevention tool's theory of operation does:

after the circuit board is placed in the annular gap 11, the circuit board can be stably placed in the annular gap 11 without shaking because the contour of the annular side wall of the annular gap 11 corresponds to the contour of the edge of the supported circuit board.

Three L shape lug 12 corresponds and mutual adaptation with three L shape pit position, and cylindrical lug 13 corresponds and mutual adaptation with cylindrical pit position, and L shape lug 12 and cylindrical lug 13 through lower floor's tool cooperate with the L shape pit and the cylindrical pit of upper jig for a plurality of framework 1 that carry the circuit board can fix a position each other, superpose, so that the circuit board transports in batches.

The annular bottom wall (a position in fig. 1) of the annular gap 11 is used for supporting the bottom wall edge invalid area of the circuit board, the invalid area is a plate body area which does not relate to a circuit structure, and the depth of the annular gap 11 is larger than the thickness of the circuit board, so that when a plurality of jigs carrying the circuit board are superposed, the stacking stress positions of the jigs on two adjacent layers are the upper surface and the lower surface of the two frame bodies 1, stacking pressure can not act on the circuit board, and the circuit board is prevented from being crushed and scratched.

The side wall of the annular gap 11 is provided with four clamps 15, the four clamps 15 are distributed in an array, the thickness of the clamps 15 is smaller than the depth of the annular gap 11, and the clamps 15 are used for clamping the circuit board together, so that the circuit board is more stable in the carrying process.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a contactless circuit board loss prevention tool which characterized in that: the circuit board comprises a rectangular frame body, wherein an annular notch is arranged at the inner side edge of the top wall of the frame body, the annular bottom wall of the annular notch is used for supporting an invalid area of the bottom wall edge of the circuit board, the annular side wall profile of the annular notch corresponds to the edge profile of the circuit board supported by the annular notch, the depth of the annular notch is larger than the thickness of the circuit board, L-shaped convex blocks are arranged at three positions of the four corners of the top wall of the frame body, a cylindrical convex block is arranged at another position of the four corners of the bottom wall of the frame body, L-shaped concave pits are arranged at the three positions of the four corners of the bottom wall of the frame body, a cylindrical concave pit is arranged at the other position of the four corners of the bottom wall of the frame body, and the L-shaped convex blocks are matched with the L-shaped concave pits in position and matched with the cylindrical concave pits in position.

2. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the edge of the frame body is provided with an arc-shaped notch.

3. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the length of the frame body is 600mm-800mm.

4. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the width of the frame body is 500mm-700mm.

5. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the longitudinal dimension of the annular gap is 500mm-700mm.

6. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the transverse dimension of the annular gap is 500mm-600mm.

7. The non-contact circuit board damage prevention jig of claim 1, characterized in that: the side wall of the annular gap is provided with a plurality of clamps, the thickness of the clamps is smaller than the depth of the annular gap, and the clamps are used for clamping the circuit board together.

8. The non-contact circuit board damage prevention jig of claim 7, wherein: the lateral wall of annular breach is equipped with four clamps, four the clamp is the array distribution.