CN210109262U - PCBA board sharing test fixture - Google Patents

Abstract

The utility model discloses a PCBA board sharing test fixture, including the bottom plate, the top of bottom plate is rotated and is connected with and places the board, places the equal fixedly connected with stopper in both sides of board, and the top of placing the board is dug and is had first spout and second spout, and the inside of first spout is rotated and is connected with first bidirectional screw, and the one end of first bidirectional screw runs through and places the first rotating handle of board and fixedly connected with, and the outside threaded connection of first bidirectional screw has two first drive sliders, the beneficial effects of the utility model are that: the utility model discloses compact structure, easy operation, the practicality is strong, gets and puts the convenience, and the PCBA board can not rock in the testing process, and the atress is even, and is reliable and stable, simultaneously, a PCBA board test fixture, the PCBA board of equidimension not is put to the position that the accessible changed the drive slider, in addition, still can put the PCBA board of different shapes and different angles, has improved efficiency of software testing, has also reduced the manufacturing quantity of tool, saves the resource, reduces the cost.

Description

PCBA board sharing test fixture

Technical Field

The utility model relates to a tool technical field specifically is a PCBA board sharing test fixture.

Background

The PCB (Printed Circuit Board) is an important electronic component, is a support for electronic components, is a provider for connecting electronic component circuits, and is manufactured by using an electronic printing technology, so the PCB is called a "Printed" Circuit Board, before the Printed Circuit Board appears, the electronic components are interconnected by directly connecting wires to form a complete Circuit, the PCBA is an acronym of english Printed Circuit Board + Assembly, that is, the PCB is subjected to SMT loading and then to the whole process of DIP plug-in, and in short, the PCBA is a PCB which is welded and assembled with electronic components. The PCBA board after the completion of manufacturing needs to test functions such as its power part, port, the PCBA board that will await measuring compares with the model, in order to confirm whether it is qualified, because the PCBA board structure is meticulous, put into test fixture, it is convenient to get and put, and obtain suitable fixed, guarantee in the test process, the PCBA board does not rock, the atress is even, indeformable and the component is not impaired, in addition, a PCBA board corresponds a test fixture at present, need test after a PCBA board, change next PCBA board again, so repeat, the repetitive unit is too frequent, the efficiency is lower, need to make more test fixtures simultaneously, bring very big cost pressure for the enterprise, and cause the waste of resource.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCBA board sharing test fixture to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PCBA board sharing test fixture comprises a bottom plate, wherein the top of the bottom plate is rotatably connected with a placing plate, two sides of the placing plate are fixedly connected with limiting blocks, the top of the placing plate is provided with a first chute and a second chute, the inside of the first chute is rotatably connected with a first bidirectional screw rod, one end of the first bidirectional screw rod penetrates through the placing plate and is fixedly connected with a first rotating handle, the outer side of the first bidirectional screw rod is in threaded connection with two first driving sliding blocks, the first driving sliding blocks are in sliding connection with the first chutes, the tops of the first driving sliding blocks are respectively provided with a threaded hole, the tops of the first driving sliding blocks and the outer sides of the threaded holes are respectively rotatably connected with a connecting column in an L-shaped structure, the tops of the connecting columns are respectively provided with a through groove, and one side of the tops of the connecting columns is respectively and fixedly connected with a first baffle, the inside of second spout is rotated and is connected with the two-way lead screw of second, the one end of the two-way lead screw of second runs through and places board and fixedly connected with second rotating handle, the outside threaded connection of the two-way lead screw of second has the second drive slider of two "L" shape structures, the second drive slider all with second spout sliding connection, the equal fixed mounting in one end at second drive slider top has stop nut, the equal threaded connection in inside of stop nut has third stop screw, second drive slider and fixedly connected with second baffle are all run through to the bottom of third stop screw.

Preferably, the protection casing has been placed in the top of bottom plate and the outside that is located the board of placing, the both ends at bottom plate top are all inlayed and are had the iron plate, all inlayed magnet directly over the bottom of protection casing and be located the iron plate.

Preferably, a second limit screw is inserted into the through groove, extends into the threaded hole and is in threaded connection with the threaded hole.

Preferably, the inner part of the limiting block is in threaded connection with a first limiting screw.

Preferably, the first sliding groove is located right above the second sliding groove, and the first sliding groove and the second sliding groove are perpendicular to each other.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses compact structure, easy operation, the practicality is strong, gets and puts the convenience, and the PCBA board can not rock in the testing process, and the atress is even, and is reliable and stable, simultaneously, a PCBA board test fixture, the PCBA board of equidimension not is put to the position that the accessible changed the drive slider, in addition, still can put the PCBA board of different shapes and different angles, has improved efficiency of software testing, has also reduced the manufacturing quantity of tool, saves the resource, reduces the cost.

Drawings

FIG. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is a schematic view of a part of the structure of the present invention;

fig. 5 is a schematic view of the present invention.

In the figure: 1. a base plate; 2. a protective cover; 3. a limiting block; 4. a first limit screw; 5. a first rotating handle; 6. a first drive slider; 7. connecting columns; 8. a second limit screw; 9. a first baffle plate; 10. a first bidirectional screw; 11. a first chute; 12. a second driving slider; 13. a second bidirectional screw rod; 14. placing the plate; 15. a magnet; 16. an iron block; 17. a second rotating handle; 18. a second chute; 19. a through groove; 20. a threaded hole; 21. a third limit screw; 22. a second baffle; 23. and a limiting nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a PCBA board sharing test fixture comprises a bottom plate 1, a placing plate 14 is rotatably connected to the top of the bottom plate 1, two sides of the placing plate 14 are fixedly connected with limiting blocks 3, a first sliding groove 11 and a second sliding groove 18 are formed in the top of the placing plate 14 in a chiseled mode, a first bidirectional screw rod 10 is rotatably connected to the inside of the first sliding groove 11, one end of the first bidirectional screw rod 10 penetrates through the placing plate 14 and is fixedly connected with a first rotating handle 5, two first driving sliders 6 are in threaded connection with the outer sides of the first bidirectional screw rod 10, the first driving sliders 6 are in sliding connection with the first sliding groove 11, threaded holes 20 are formed in the tops of the first driving sliders 6, connecting columns 7 of L-shaped structures are rotatably connected to the tops of the first driving sliders 6 and located on the outer sides of the threaded holes 20, through grooves 19 are formed in the tops of the connecting columns 7, first baffle plates 9 are fixedly connected to one sides of the tops of the, the inside of second spout 18 is rotated and is connected with second bidirectional screw 13, the one end of second bidirectional screw 13 runs through and places board 14 and fixedly connected with second rotating handle 17, the outside threaded connection of second bidirectional screw 13 has two second drive slider 12 of "L" shape structure, second drive slider 12 all with second spout 18 sliding connection, the equal fixed mounting in one end at second drive slider 12 top has stop nut 23, the equal threaded connection in inside of stop nut 23 has third stop screw 21, second drive slider 12 and fixedly connected with second baffle 22 are all run through to the bottom of third stop screw 21.

Further, protection casing 2 has been placed to the top of bottom plate 1 and the outside that is located placing board 14, and the both ends at bottom plate 1 top are all inlayed and are had iron plate 16, and the bottom of protection casing 2 just is located iron plate 16 and all inlays directly over having magnet 15, is convenient for keep the cleanliness of equipment, and magnet 15 makes placing of protection casing 2 more stable with iron plate 16.

Further, the inside of leading to groove 19 has all been inserted second stop screw 8, and second stop screw 8 extends to inside and with 20 threaded connection of screw hole 20 of screw hole for the rotatory arbitrary angle of spliced pole 7 can both carry out the locking, thereby is convenient for test the PCBA board of various shapes.

Further, the equal threaded connection in inside of stopper 3 has first stop screw 4, and the board 14 is placed in the locking of being convenient for the stability of test is higher.

Further, the first sliding chute 11 is located right above the second sliding chute 18, and the first sliding chute 11 is perpendicular to the second sliding chute 18, so that the relative movement of the first driving slider 6 and the second driving slider 12 is not affected.

Specifically, when the utility model is used, the protective cover 2 is taken up, the PCBA to be tested is placed on the top of the placing plate 14, then the first rotating handle 5 and the second rotating handle 17 are rotated to drive the first driving slider 6, the connecting column 7, the first baffle 9 and the second driving slider 12 to move towards the middle, when the PCBA moves to a certain position, the second baffle 22 moves downwards by screwing the third limiting screw 21 to compress the top of the PCBA, thereby achieving the effect of simply fixing the PCBA, meanwhile, the PCBA with different lengths and widths can be simply fixed by the equipment through the rotation of the first bidirectional screw rod 10 and the second bidirectional screw rod 13, one of the second limiting screws 8 can be unscrewed, one of the connecting column 7 and the first baffle 9 can rotate, when the PCBA rotates to a certain angle, the second limiting screw 8 is screwed again, thereby make spliced pole 7 no longer rotate with first baffle 9, at this moment, also carry out same operation with another spliced pole 7 and first baffle 9, can carry out simple fixed to the PCBA board of the shape of difference, come to fix the PCBA board of other shapes such as trapezoidal through adjusting the contained angle between two first baffles 9, thereby make the more accurate swift of test, when the PCBA board of different angles is tested to needs, unscrew first stop screw 4 loose, board 14 is placed in the rotation, when turned angle is accomplished, through screwing up first stop screw 4, make place board 14 no longer rotate can, after the test is accomplished, place the top at bottom plate 1 through magnet 15 and iron plate 16 again with protection casing 2, thereby prevent that equipment from being infected with the dust, influence the test effect.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a PCBA board sharing test fixture, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is rotated and is connected with places board (14), the equal fixedly connected with stopper (3) in both sides of placing board (14), the top of placing board (14) is cut and is chisel there are first spout (11) and second spout (18), the internal rotation of first spout (11) is connected with first bidirectional screw (10), the one end of first bidirectional screw (10) is run through and is placed board (14) and the first rotatory handle of fixedly connected with (5), the outside threaded connection of first bidirectional screw (10) has two first drive slider (6), first drive slider (6) all with first spout (11) sliding connection, threaded hole (20) all cut in the top of first drive slider (6), the top of first drive slider (6) just is located the outside of threaded hole (20) and all rotates the even that is connected with "L" shape structure The top of the connecting column (7) is provided with through grooves (19), one side of the top of the connecting column (7) is fixedly connected with a first baffle (9), a second bidirectional screw rod (13) is rotatably connected inside the second sliding chute (18), one end of the second bidirectional screw rod (13) penetrates through the placing plate (14) and is fixedly connected with a second rotating handle (17), the outer side of the second bidirectional screw rod (13) is in threaded connection with two second driving sliding blocks (12) with L-shaped structures, the second driving sliding blocks (12) are connected with the second sliding grooves (18) in a sliding manner, one end of the top of the second driving slide block (12) is fixedly provided with a limit nut (23), the inner parts of the limit nuts (23) are all in threaded connection with third limit screws (21), the bottom of the third limiting screw (21) penetrates through the second driving sliding block (12) and is fixedly connected with a second baffle (22).

2. The PCBA board common test fixture of claim 1, wherein: protection casing (2) have been placed at the top of bottom plate (1) and the outside that is located place board (14), the both ends at bottom plate (1) top are all inlayed and are had iron plate (16), all inlayed magnet (15) directly over the bottom of protection casing (2) and be located iron plate (16).

3. The PCBA board common test fixture of claim 1, wherein: the inside of logical groove (19) all is inserted second stop screw (8), second stop screw (8) extend to inside and with screw hole (20) threaded connection of screw hole (20).

4. The PCBA board common test fixture of claim 1, wherein: the inside of stopper (3) is equal threaded connection has first stop screw (4).

5. The PCBA board common test fixture of claim 1, wherein: the first sliding groove (11) is located right above the second sliding groove (18), and the first sliding groove (11) and the second sliding groove (18) are perpendicular to each other.

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