CN215953190U

CN215953190U - PCB board is connected with firm in connection degree detection device

Info

Publication number: CN215953190U
Application number: CN202122107282.3U
Authority: CN
Inventors: 戴才华; 徐辉; 廖细华
Original assignee: Kunshan Fuxin Electronic Technology Co ltd
Current assignee: Kunshan Fuxin Electronic Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-03-04
Anticipated expiration: 2031-09-02

Abstract

The utility model belongs to the technical field of PCB detection, and discloses a connection firmness detection device for PCB connection, which aims at the problems in the background art. The threaded rod is used for driving the extrusion plate to rapidly move downwards, the PCB can be rapidly pressurized and fixed, so that the detection in the later period is facilitated, in addition, the impact force of the telescopic cylinder is utilized in the detection process, and the shake of the compression spring is matched, so that the firmness detection of the PCB is realized, and the performance of the PCB after the vibration is received is known.

Description

PCB board is connected with firm in connection degree detection device

Technical Field

The utility model relates to the technical field of PCB detection, in particular to a connection firmness detection device for PCB connection.

Background

The PCB needs to be detected through detection equipment when leaving the factory, so that the PCB is ensured to have good reliability when leaving the factory, unqualified products are avoided, the firmness of the PCB is often required to be detected in the process of detecting the PCB, the existing firmness detection equipment cannot simulate the detection in various environments, and whether the work of the PCB in the poor environment can be normally carried out cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a connection firmness detection device for PCB connection.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a PCB board is connected with firm in connection detection device, includes and detects the box, it has first intake pipe to detect box top one side outer wall welding, and first intake pipe intercommunication has first set casing, it has into dirt fill to peg graft first set casing top outer wall, and the inside first fan that admits air that is equipped with of first set casing, it has the second intake pipe to detect box top opposite side outer wall welding, and second intake pipe intercommunication has the second set casing, it has the sliding tray all to open along the direction of height to detect box both sides inner wall, and the inside sliding block that is equipped with of sliding tray, the sliding block welding has the fixed plate, and the relative one side outer wall both ends of fixed plate all weld the fixed block, it has the compression spring that the equidistance distributes to detect bottom half both sides outer wall all welding, and detects box top and bottom and all installs the camera.

Preferably, the inner wall of one side of the detection box body is provided with a rectangular mounting opening, the inner wall of the rectangular mounting opening is hinged with a sealing door, and the outer wall of the sealing door is welded with a handle.

Preferably, a second air inlet fan is arranged on one side, close to the second air inlet pipe, of the interior of the second fixing shell, and the electrical heating wires which are symmetrically distributed are mounted in the second fixing shell.

Preferably, the support frame has all been welded at fixed plate top both ends, and the spiro union has the threaded rod on the support frame, the fixed stripper plate that even has the bearing in threaded rod bottom, and the stripper plate bottom bonds there is the rubber pad.

Preferably, the top center of the detection box body is fixed with a telescopic cylinder, and a piston rod of the telescopic cylinder is fixed with a U-shaped fixing frame.

Preferably, the first air inlet fan, the second air inlet fan, the electric heating wire and the camera are all connected with a switch through wires, and the switch is connected with an external power supply.

Preferably, the size of the inner wall of the sliding groove is matched with the size of the sliding block, and the sliding groove and the sliding block form sliding fit.

The utility model has the beneficial effects that:

1. the firmness detection device has the advantages that the threaded rod is used for driving the extrusion plate to rapidly move downwards, the PCB can be rapidly pressurized and fixed, so that the detection in the later period is facilitated, in the detection process, the impact force of the telescopic cylinder is utilized and the shake of the compression spring is matched, so that the firmness detection of the PCB is realized, and the performance of the PCB after being vibrated is known;

2. the firmness detection device of this design, after the PCB board shakes and detects, utilize mutually supporting of electric heating wire and air inlet fan, can learn the performance of PCB board under different temperatures how to cooperate the air that the first air inlet fan is continuous to blow in and contains the dust, can detect for a long time after under the great environment of dust, the PCB board can also not normally work, thereby realizes the detection under the multiple environment of PCB board.

Drawings

FIG. 1 is a front view of an overall structure of a connection firmness detecting apparatus for PCB connection according to the present invention;

FIG. 2 is a schematic view of an internal structure of a connection firmness detection apparatus for PCB connection according to the present invention;

FIG. 3 is a side view of a part of the structure of the connection firmness detecting apparatus for PCB connection according to the present invention;

fig. 4 is a front view of a partial structure of a connection firmness detecting apparatus for PCB connection according to the present invention.

In the figure: the dust collecting device comprises a detection box body 1, a sealing door 2, a first air inlet pipe 3, a first fixing shell 4, a dust inlet hopper 5, a first air inlet fan 6, a second air inlet pipe 7, a second fixing shell 8, a second air inlet fan 9, an electric heating wire 10, a sliding groove 11, a sliding block 12, a fixing plate 13, a fixing block 14, a supporting frame 15, a threaded rod 16, an extrusion plate 17, a compression spring 18, a telescopic cylinder 19, a fixing frame 20U-shaped and a camera 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a connection firmness detection device for connecting PCB boards comprises a detection box body 1, wherein a first air inlet pipe 3 is welded on the outer wall of one side of the top of the detection box body 1, the first air inlet pipe 3 is communicated with a first fixed shell 4, a rectangular mounting opening is formed in the inner wall of one side of the detection box body 1, a sealing door 2 is hinged on the inner wall of the rectangular mounting opening, a handle is welded on the outer wall of the sealing door 2, a dust inlet hopper 5 is spliced on the outer wall of the top of the first fixed shell 4, a first air inlet fan 6 is arranged inside the first fixed shell 4, a second air inlet pipe 7 is welded on the outer wall of the other side of the top of the detection box body 1, the second air inlet pipe 7 is communicated with a second fixed shell 8, a second air inlet fan 9 is arranged inside the second fixed shell 8 and close to one side of the second air inlet pipe 7, electric heating wires 10 which are symmetrically distributed are arranged inside the second fixed shell 8, and the size of the inner wall of a sliding groove 11 is matched with that of a sliding block 12, the sliding grooves 11 and the sliding blocks 12 form sliding fit, the sliding grooves 11 are formed in the inner walls of the two sides of the detection box body 1 along the height direction, and the sliding blocks 12 are arranged in the sliding grooves 11;

sliding block 12 welds there is fixed plate 13, and fixed plate 13 relative one side outer wall both ends all welds fixed block 14, it has the compression spring 18 that the equidistance distributes to detect 1 bottom both sides outer wall of box all welds, support frame 15 has all been welded at 13 top both ends of fixed plate, and the spiro union has threaded rod 16 on the support frame 15, it is fixed with telescopic cylinder 19 to detect 1 top central point department of putting of box, and telescopic cylinder 19 piston rod department is fixed with

U type mount

20, 16 fixed links in the bottom of threaded rod have the stripper plate 17 of bearing, and the stripper plate 17 bottom bonds and has the rubber pad, and detects 1 top of box and bottom and all installs camera 21, first fan 6, the second fan 9 that admits air, electric heating wire 10 and camera 21 all are connected with the switch through the wire, and the switch connection has external power source.

The working principle is as follows: when using this PCB board to connect with being connected firmness detection device, at first connect external power source with the device, then place the PCB board in 14 tops of fixed block, it makes stripper plate 17 fix the PCB board to rotate threaded rod 16, close sealing door 2 after fixed finishing, start telescopic cylinder 19 and drive U type mount 20 and strike, thereby it detects to let the PCB board carry out the luffing motion, PCB board stability after the vibration, later start second air inlet fan 9 and electric heating wire 10, the PCB board stability under the simulation high temperature environment, later with the dust from advancing the inside pouring of dirt fill 5, start first air inlet fan 6, the PCB board stability under the simulation dust.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A connection firmness detection device for PCB connection comprises a detection box body (1) and is characterized in that a first air inlet pipe (3) is welded on the outer wall of one side of the top of the detection box body (1), the first air inlet pipe (3) is communicated with a first fixed shell (4), a dust inlet hopper (5) is inserted into the outer wall of the top of the first fixed shell (4), a first air inlet fan (6) is arranged inside the first fixed shell (4), a second air inlet pipe (7) is welded on the outer wall of the other side of the top of the detection box body (1), the second air inlet pipe (7) is communicated with a second fixed shell (8), sliding grooves (11) are formed in the inner walls of two sides of the detection box body (1) along the height direction, sliding blocks (12) are arranged inside the sliding grooves (11), fixing plates (13) are welded on the sliding blocks (12), and fixing blocks (14) are welded at two ends of the outer wall of one side of the fixing plates (13), the outer walls of two sides of the bottom of the detection box body (1) are welded with compression springs (18) distributed at equal intervals, and the top and the bottom of the detection box body (1) are provided with cameras (21).

2. The PCB connection firmness detection device as claimed in claim 1, wherein a rectangular mounting opening is formed in an inner wall of one side of the detection box body (1), a sealing door (2) is hinged to an inner wall of the rectangular mounting opening, and a handle is welded to an outer wall of the sealing door (2).

3. The PCB connection firmness detection device according to claim 1, wherein a second air inlet fan (9) is arranged at one side of the inside of the second fixing shell (8) close to the second air inlet pipe (7), and electric heating wires (10) are symmetrically distributed in the second fixing shell (8).

4. The PCB connection firmness detection device according to claim 1, wherein support frames (15) are welded at two ends of the top of the fixing plate (13), a threaded rod (16) is screwed on each support frame (15), a pressing plate (17) of a bearing is fixedly connected to the bottom of each threaded rod (16), and a rubber pad is bonded to the bottom of each pressing plate (17).

5. The PCB connection firmness detection device as claimed in claim 1, wherein a telescopic cylinder (19) is fixed at the center of the top of the detection box body (1), and a U-shaped fixing frame (20) is fixed at the piston rod of the telescopic cylinder (19).

6. The PCB connection firmness detection device according to claim 3, wherein the first air supply fan (6), the second air supply fan (9), the electric heating wire (10) and the camera (21) are all connected with a switch through wires, and the switch is connected with an external power supply.

7. The device for detecting the connection firmness of the PCB board connection according to claim 1, wherein the size of the inner wall of the sliding groove (11) is adapted to the size of the sliding block (12), and the sliding groove (11) and the sliding block (12) form a sliding fit.