Test switching circuit board

Abstract

The utility model discloses a test switching circuit board, which comprises a switching circuit board, one side of the switching circuit board is provided with a positioning groove, two sides of the positioning groove are fixedly connected with spring groups, one end of each spring group far away from the positioning groove is fixedly connected with a first clamping plate, the bottom of the positioning groove is provided with a limiting sliding groove, and the limiting sliding groove is fixedly connected with a second clamping plate. The bottom of the first clamping plate is slidably connected with the limiting sliding groove, a two-way threaded rod is rotatably connected to one side of the positioning groove and located on the top of the switching circuit board, a rotating rod is fixedly connected to the middle end of the two-way threaded rod, anti-skid lines are arranged on the outer side of the rotating rod, and the two ends of the two-way threaded rod are sleeved with second clamping plates. Compared with an existing switching circuit board, the switching circuit board has the advantages that the fixing stability between the switching circuit board and the circuit board can be improved through the design, the switching circuit board can conveniently install and fix the circuit boards of different sizes, and the overall practicability is enhanced.

Description

Technical Field

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

[0002] The names of circuit boards include circuit board, PCB board, aluminum base board, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. Circuit boards can miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and optimizing the layout of electrical appliances.

[0003] Circuit boards need to be tested for various performances before leaving the factory, and circuit boards cannot be directly connected to the test instruments, but need to be tested indirectly through adapter circuit boards. Today's adapter circuit boards often have poor contact when in contact with circuit boards because they are not easy to fix, and are easy to damage the circuit boards. At the same time, the specifications of adapter circuit boards are single and cannot be applied to circuit boards of various sizes.

[0004] Therefore, it is particularly important to design a test adapter circuit board to solve the above defects. Utility Model Content

[0005] 1) Technical problems to be solved by the utility model

[0006] In view of the shortcomings of the prior art, the utility model designs a test adapter circuit board, which aims to solve the technical problems that the adapter circuit board in the prior art has poor fixing stability with the circuit board and is prone to poor contact, and the adapter circuit board has a single specification and cannot be applied to circuit boards of different sizes.

[0007] 2) Technical solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The cam is an angular channel that is formed on a pair of camshafts, each of which has a spring that is fixedly connected to the side panel of the control cabinet, and a button that is provided at the bottom of the channel for holding the control cabinet in place and the button that is provided at the bottom of the channel for holding the control cabinet.

[0010] As a preferred solution of the utility model, a slider 1 is fixedly connected to the bottom of the clamping plate 1 and at a position corresponding to the limiting slide groove, and the clamping plate 1 is slidably connected to the limiting slide groove through the slider 1.

[0011] As a preferred solution of the utility model, a buffer gasket 1 is bonded to the side of the clamping plate 1 corresponding to the clamping plate 2, a positioning strip 1 is fixedly connected to one side of the clamping plate 1 and at a position corresponding to the positioning through hole, and the clamping plate 1 is plug-connected to the gold finger via the positioning strip 1 and the positioning through hole.

[0012] As a preferred solution of the utility model, support bars are fixedly connected to both sides of the bottom of the adapter circuit board, and a rubber gasket is fixedly connected to the bottom of the support bar.

[0013] As a preferred solution of the utility model, a slider 2 is fixedly connected to the bottom of the clamping plate 2 and at a position corresponding to the limiting slide groove. The clamping plate 2 is slidably connected to the limiting slide groove through the slider 2. A buffer gasket 2 is bonded to the side of the clamping plate 2 corresponding to the clamping plate 1.

[0014] As a preferred solution of the utility model, threaded adjustment holes are opened at positions corresponding to the bidirectional threaded rods on the clamping plate 2, the threaded adjustment holes of the two groups of the clamping plate 2 have opposite thread directions, and the clamping plate 2 is threadedly connected to the bidirectional threaded rod through the threaded adjustment holes.

[0015] As a preferred solution of the utility model, a second positioning strip is fixedly connected to one side of the second clamping plate and at a position corresponding to the positioning through hole, and the second clamping plate is plug-connected to the gold finger via the second positioning strip and the positioning through hole.

[0016] 3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] First, the clamping plate 1 is retracted and retracted by the spring group, and the clamping plate 2 is used to clamp and fix the gold finger of the circuit board using the positioning strip, thereby improving the fixing stability between the transfer circuit board and the circuit board;

[0019] Secondly, the clamping plate 1 is expanded and contracted by the spring group according to the size of the circuit board's gold finger, and clamps one side of the circuit board's gold finger, pushes the rotating rod to rotate the bidirectional threaded rod, and drives the clamping plate 2 to move through the threaded adjustment hole and the bidirectional threaded rod threaded connection, and clamps the other side of the circuit board's gold finger, so as to facilitate the installation and fixation of circuit boards of different sizes by switching circuit boards. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1It is a schematic diagram of the overall three-dimensional structure of the test adapter circuit board;

[0021] Figure 2 It is a schematic diagram of the overall three-dimensional structure of the transfer circuit board;

[0022] Figure 3 It is a schematic diagram of the overall three-dimensional structure of the circuit board;

[0023] Figure 4 It is a schematic diagram of the overall three-dimensional structure of the clamping plate 2;

[0024] Figure 5 for Figure 2 A schematic diagram of the enlarged structure of part A.

[0025] In the figure: 1. Adapter circuit board; 101. Positioning slot; 1011. Spring assembly; 1012. Limiting slide slot; 102. Clamping plate 1; 1021. Slider 1; 1022. Buffering gasket 1; 1023. Positioning insert 1; 103. Bidirectional threaded rod; 1031. Rotating rod; 104. Support bar; 2. Clamping plate 2; 201. Slider 2; 202. Buffering gasket 2; 203. Threaded adjustment hole; 204. Positioning insert 2; 3. Circuit board body; 301. Gold finger; 3011. Positioning through hole. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0027] Example:

[0028] The utility model provides a test adapter circuit board, which aims to solve the technical problems that the adapter circuit board in the prior art has poor fixing stability with the circuit board and is prone to poor contact, and the adapter circuit board has a single specification and cannot be applied to circuit boards of different sizes;

[0029] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0030] First, see Figure 1 , Figure 2 and Figure 5A test adapter circuit board includes an adapter circuit board 1, a positioning groove 101 is provided on one side of the adapter circuit board 1, the positioning groove 101 assists the gold finger 301 to limit and fix, both sides of the positioning groove 101 are fixedly connected with spring groups 1011, the bottom of the positioning groove 101 is provided with a limiting slide groove 1012, the end of the spring group 1011 away from the positioning groove 101 is fixedly connected with a clamping plate 102, the clamping plate 102 is clamped and fixed to one side of the gold finger 301 by the spring group 1011 being stretched and retracted under force, the bottom of the clamping plate 102 and the position corresponding to the limiting slide groove 1012 is fixedly connected with a slider 1021, the clamping plate 10 The slider 1021 is slidably connected with the limiting slide groove 1012 to improve the stability of the movement of the clamping plate 102. A buffer gasket 1022 is bonded to the side of the clamping plate 102 corresponding to the clamping plate 22. The buffer gasket 1022 enhances the clamping stability of the clamping plate 102 on the gold finger 301 and provides buffer protection when the gold finger 301 is clamped. A positioning strip 1023 is fixedly connected to a position corresponding to the positioning through hole 3011 on one side of the clamping plate 102. The clamping plate 102 is plug-connected with the gold finger 301 through the positioning strip 1023 and the positioning through hole 3011 to improve the fixing stability of the gold finger 301.

[0031] Among them, see Figure 1-Figure 2 A bidirectional threaded rod 103 is rotatably connected to one side of the positioning groove 101 and located at the top of the adapter circuit board 1. A rotating rod 1031 is fixedly connected to the middle end of the bidirectional threaded rod 103. The rotating rod 1031 drives the bidirectional threaded rod 103 to rotate. Anti-slip grooves are provided on the outer side of the rotating rod 1031 to prevent the hand from slipping when contacting the rotating rod 1031. Support bars 104 are fixedly connected to both sides of the bottom of the adapter circuit board 1. The support bars 104 provide support for the bottom of the adapter circuit board 1. A rubber gasket is fixedly connected to the bottom of the support bar 104 to enhance the stability of the support.

[0032] For further information, see Figure 1 , Figure 2 and Figure 4, both ends of the bidirectional threaded rod 103 are sleeved with clamping plates 2, and the bottom of the clamping plate 2 and the position corresponding to the limiting slide groove 1012 are fixedly connected with a slider 201, and the clamping plate 2 is slidably connected to the limiting slide groove 1012 through the slider 201, so as to improve the displacement stability of the clamping plate 2, and a buffer gasket 202 is bonded to the side of the clamping plate 2 corresponding to the clamping plate 1 102, and the buffer gasket 202 is convenient for the clamping plate 2 to provide buffer protection when the gold finger 301 is clamped, and a threaded adjustment hole 203 is opened at the position corresponding to the bidirectional threaded rod 103 of the clamping plate 22, and the threaded adjustment holes 203 of the two groups of clamping plates 22 are in opposite directions, and the clamping plate 22 is threadedly connected with the bidirectional threaded rod 103 through the threaded adjustment hole 203 to displace, and clamp and fix one side of the gold finger 301.

[0033] For further information, see Figure 2 and Figure 4 A positioning strip 204 is fixedly connected to one side of the clamping plate 2 and at a position corresponding to the positioning through hole 3011. The clamping plate 2 is plugged into and connected to the gold finger 301 through the positioning strip 204 and the positioning through hole 3011, thereby improving the fixing stability of the gold finger 301.

[0034] For further information, see Figure 1 and Figure 3 A gold finger 301 is clamped between the clamping plate 1 102 and the clamping plate 2 2 . There are two groups of gold fingers 301 . Positioning through holes 3011 are opened inside the gold fingers 301 . The side of the gold fingers 301 away from the adapter circuit board 1 is fixedly connected to the circuit board body 3 .

[0035] In addition, it should be supplemented according to the contents of the above embodiments that the adapter circuit board 1 and the circuit board body 3 are both existing technologies, and their internal working principles and operating procedures will not be described in detail here.

[0036] The working process of the utility model is as follows: first, the side of the circuit board body 3 with the gold finger 301 is placed on the positioning groove 101, and the clamping plate 102 is driven to slide and connect with the limiting slide groove 1012 by means of the spring group 1011 according to the size of the gold finger 301, and the clamping plate 102 is connected with the gold finger 301 by means of the positioning insert strip 1023 and the positioning through hole 3011, and one side of the gold finger 301 is clamped and fixed, and the rotating rod 1031 is pushed to drive the bidirectional threaded rod 103 to rotate, and the clamping plate 2 is threadedly connected with the bidirectional threaded rod 103 through the threaded adjustment hole 203 to move, and the clamping plate 22 is threadedly connected with the bidirectional threaded rod 103 through the threaded adjustment hole 203. The sliding connection between the slider 201 and the limiting slide groove 1012 is improved to improve the displacement stability of the clamping plate 22. The clamping plate 22 is plugged into the gold finger 301 through the positioning strip 204 and the positioning through hole 3011 to clamp and fix one side of the gold finger 301. The buffer gasket 1022 and the buffer gasket 202 assist the clamping plate 102 and the clamping plate 22 to provide buffer protection when clamping the gold finger 301. The whole operation process is simple and convenient. Compared with the existing adapter circuit board, the utility model can improve the fixing stability between the adapter circuit board and the circuit board through design, facilitate the installation and fixation of circuit boards of different sizes by the adapter circuit board, and enhance the overall practicality.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A test adapter circuit board, comprising an adapter circuit board (1), characterized in that: A positioning groove (101) is provided on one side of the adapter circuit board (1), and spring groups (1011) are fixedly connected to both sides of the positioning groove (101), and one end of the spring group (1011) away from the positioning groove (101) is fixedly connected to a clamping plate (102), and a limiting sliding groove (1012) is provided at the bottom of the positioning groove (101), and the bottom of the clamping plate (102) is slidably connected to the limiting sliding groove (1012), and a bidirectional threaded rod (103) is rotatably connected to one side of the positioning groove (101) and located at the top of the adapter circuit board (1), and the bidirectional threaded rod (103) The middle end is fixedly connected with a rotating rod (1031), the outer side of the rotating rod (1031) is provided with anti-slip grooves, the two ends of the bidirectional threaded rod (103) are sleeved with clamping plates (2), the bottom of the clamping plates (2) is slidably connected with the limiting sliding groove (1012), a gold finger (301) is clamped between the clamping plates (102) and the clamping plates (2), the gold finger (301) is provided with two groups, a positioning through hole (3011) is provided inside the gold finger (301), and the side of the gold finger (301) away from the adapter circuit board (1) is fixedly connected with the circuit board body (3).

2. A test adapter circuit board according to claim 1, characterized in that: A slider (1021) is fixedly connected to the bottom of the clamping plate (102) and at a position corresponding to the limiting slide groove (1012), and the clamping plate (102) is slidably connected to the limiting slide groove (1012) via the slider (1021).

3. A test adapter circuit board according to claim 1, characterized in that: A buffer pad 1 (1022) is bonded to one side of the clamping plate 1 (102) corresponding to the clamping plate 2 (2); a positioning strip 1 (1023) is fixedly connected to one side of the clamping plate 1 (102) and at a position corresponding to the positioning through hole (3011); the clamping plate 1 (102) is plug-connected to the gold finger (301) via the positioning strip 1 (1023) and the positioning through hole (3011).

4. A test adapter circuit board according to claim 1, characterized in that: Support bars (104) are fixedly connected to both sides of the bottom of the adapter circuit board (1), and a rubber gasket is fixedly connected to the bottom of the support bar (104).

5. The test adapter circuit board according to claim 1, characterized in that: A slider 2 (201) is fixedly connected to the bottom of the clamping plate 2 (2) and at a position corresponding to the limiting slide groove (1012); the clamping plate 2 (2) is slidably connected to the limiting slide groove (1012) via the slider 2 (201); and a buffer gasket 2 (202) is bonded to one side of the clamping plate 2 (2) corresponding to the clamping plate 1 (102).

6. A test adapter circuit board according to claim 1, characterized in that: The second clamping plate (2) is provided with a threaded adjustment hole (203) at a position corresponding to the bidirectional threaded rod (103); the threaded directions of the threaded adjustment holes (203) of the two groups of the second clamping plate (2) are opposite; the second clamping plate (2) is threadedly connected to the bidirectional threaded rod (103) via the threaded adjustment hole (203).

7. The test adapter circuit board according to claim 1, characterized in that: A second positioning strip (204) is fixedly connected to one side of the second clamping plate (2) and at a position corresponding to the positioning through hole (3011), and the second clamping plate (2) is plug-connected to the gold finger (301) via the second positioning strip (204) and the positioning through hole (3011).

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