Testing device of circuit board

Abstract

The utility model discloses a testing device for a circuit board. The testing device comprises a base, a supporting plate, a lamp mounting plate, an illuminating lamp and a testing table, the supporting plate is vertically arranged, one end of the supporting plate is mounted on the base, the other end of the supporting plate is connected with the lamp mounting plate, and the lamp mounting plate is provided with a mounting position used for mounting an illuminating lamp; the test board comprises a first side plate, a bottom plate and a second side plate which are sequentially connected to form a U-shaped structure; the back face of the bottom plate is installed on the base, and the front face of the bottom plate faces the illuminating lamp. The first side plate is provided with a first limiting structure, the second side plate is provided with a second limiting structure, the first limiting structure is used for clamping a first side edge of the circuit board, and the second limiting structure is used for clamping a second side edge of the circuit board. The first limiting structure and the second limiting structure are used for clamping the circuit board, then the illuminating lamp is turned on, the test pen is used for testing the circuit board, and after the test is completed, the circuit board is taken out; therefore, the testing device is used for testing the circuit board, is convenient and rapid, and is high in detection efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to test technical field, especially a kind of testing device of circuit board. BACKGROUND

[0002] Circuit board exists in nuclear power DCS control cabinet, circuit board is tested by test pen on desktop in testing process, in traditional testing process, test efficiency is low, therefore, how to improve the test efficiency of circuit board, it is the problem that present field technical personnel urgently solves. UTILITY MODEL CONTENT

[0003] Therefore, the utility model provides testing device of circuit board to improve the test efficiency of circuit board.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of testing device of circuit board, comprising: base, support plate, lamp mounting plate, illuminating lamp and test table;

[0006] The support plate is vertically arranged, and one end of the support plate is installed on the base, the other end of the support plate is connected with the lamp mounting plate, the lamp mounting plate is provided with mounting position, and the mounting position is used to install the illuminating lamp;

[0007] The test table includes: first side plate, bottom plate and second side plate connected in sequence to form U-shaped structure;

[0008] The back of the bottom plate is installed on the base, and the front of the bottom plate faces the illuminating lamp;The first side plate has first limiting structure, and the second side plate has second limiting structure, the first limiting structure is used to clamp the first side edge of circuit board, and the second limiting structure is used to clamp the second side edge of the circuit board.

[0009] Preferably, the first limiting structure includes: first limiting groove, first limiting plate and first threaded rod;

[0010] One side of the first side plate facing the second side plate is provided with the first limiting groove, and the side of the first side plate away from the base is provided with first bolt hole, the first side of the first limiting plate is provided with second bolt hole, and the first threaded rod passes through the first threaded hole and the second threaded hole in sequence, and the first limiting plate is arranged in the first limiting groove;

[0011] The second side of the first limiting plate and the side of the first limiting groove are reserved with first clamping space, and the first clamping space is used to fix the first side edge of the circuit board.

[0012] Preferably, the second side of the first limiting plate is provided with a first sponge pad.

[0013] Preferably, the top end of the first threaded rod is provided with a first rotating cap capable of driving the first threaded rod to rotate.

[0014] Preferably, the bottom end of the first rotating cap is provided with a first insertion rod, and the first side plate is provided with a plurality of first insertion slots on the side away from the base, the first insertion slots being arranged around the axis of the first bolt hole and surrounding the first bolt hole.

[0015] The first insertion rod can be inserted into the corresponding first insertion slot to fix the first threaded rod to the first side plate.

[0016] Preferably, the base is further provided with a placement slot for placing a test pen.

[0017] Preferably, the second limiting structure comprises a second limiting groove, a second limiting plate and a second threaded rod.

[0018] The second side plate is provided with the second limiting groove on the side facing the first side plate, and is provided with a third bolt hole on the side away from the base. The first side of the second limiting plate is provided with a fourth bolt hole. The second threaded rod passes through the third threaded hole and the fourth threaded hole in sequence to arrange the second limiting plate in the second limiting groove.

[0019] The second side of the second limiting plate and the side of the second limiting groove are provided with a second clamping space for fixing the second side edge of the circuit board.

[0020] Preferably, the second side of the second limiting plate is provided with a second sponge pad.

[0021] Preferably, the top end of the second threaded rod is provided with a second rotating cap capable of driving the second threaded rod to rotate.

[0022] Preferably, the bottom end of the second rotating cap is provided with a second insertion rod, and the second side plate is provided with a plurality of second insertion slots on the side away from the base, the second insertion slots being arranged around the axis of the third bolt hole and surrounding the third bolt hole.

[0023] The second insertion rod can be inserted into the corresponding second insertion slot to fix the second threaded rod to the second side plate.

[0024] From the above technical scheme can be seen, the utility model provides a test device, first limiting structure and second limiting structure are connected to circuit board, then open the light, and then use test pen to test the base plate, after testing, take out the circuit board, in this technical scheme, use test device to test the circuit board, convenient and fast, high detection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawing needed to be used in embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not creating labor, other drawings can also be obtained according to these drawings.

[0026] Figure 1 The first perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram.

[0027] Figure 2 The first perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram. Figure 1 The first perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram.

[0028] Figure 3 The second perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram.

[0029] Figure 4 The second perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram. Figure 3 The second perspective view of the test device provided by the embodiment of the utility model is shown in the structure diagram.

[0030] The meanings of various reference signs in the drawing are as follows:

[0031] 1 is base, 2 is support plate, 3 is lamp mounting plate, 4 is light, 5 is test table, 51 is first side plate, 52 is base plate, 53 is second side plate, 6 is placing channel, 7 is first limiting groove, 8 is second limiting groove, 9 is first limiting plate, 10 is first sponge pad, 11 is second bolt hole, 12 is first threaded rod, 13 is first rotating cap, 14 is placing plate, 15 is placing groove, 16 is first insertion slot, 17 is first insertion rod, 18 is first tension rod. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments only some embodiments of the utility model, not all embodiments.Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled person in the art without creating labor belong to the scope of protection of the utility model.

[0033] The circuit board testing device provided in this embodiment of the utility model, such as Figures 1-4 As shown, it includes: base 1, support plate 2, lamp mounting plate 3, lighting lamp 4, and test platform 5;

[0034] The support plate 2 is set vertically, and one end of the support plate 2 is installed on the base 1. The other end of the support plate 2 is connected to the lamp mounting plate 3. The lamp mounting plate 3 is provided with a mounting position for installing the lighting lamp 4.

[0035] The test bench 5 includes: a first side plate 51, a bottom plate 52, and a second side plate 53 connected in sequence to form a U-shaped structure;

[0036] The back of the base plate 52 is mounted on the base 1, and the front of the base plate 52 faces the lighting lamp 4, which is used to illuminate the circuit board.

[0037] The first side plate 51 has a first limiting structure, and the second side plate 53 has a second limiting structure. The first limiting structure is used to snap onto the first side of the circuit board, and the second limiting structure is used to snap onto the second side of the circuit board.

[0038] In the above technical solution, when testing the circuit board of the DCS control cabinet, the circuit board is moved, and the first and second limiting structures respectively engage with the first and second sides of the circuit board to fix the circuit board. Then, the lighting 4 is turned on, and the circuit board is tested using a test pen. After the test is completed, the circuit board is removed. In this technical solution, the circuit board is tested using a testing device, which is convenient, fast, and has high testing efficiency.

[0039] The optimized technical solution includes the following: a first limiting groove 7, a first limiting plate 9, and a first threaded rod 12.

[0040] A first limiting groove 7 is provided on the side of the first side plate 51 facing the second side plate 53, a first bolt hole is provided on the side of the first side plate 51 away from the base 1, and a second bolt hole 11 is provided on the first side of the first limiting plate 9 (e.g., ...). Figure 2 As shown), the first threaded rod 12 passes through the first threaded hole and the second threaded hole in sequence, and sets the first limiting plate in the first limiting groove 7;

[0041] The second side of the first limiting plate 9 and the side of the first limiting groove 7 are reserved with a first snap-fit ​​space, which is used to fix the first side of the circuit board.

[0042] In the above technical solution, adjusting the depth to which the first threaded rod 12 is screwed into the first limiting plate 9 can control the axial movement of the first limiting plate 9 (axial direction is...). Figure 1The first clamping space is used to clamp or release the circuit board, so that the end (i.e., the side) of the circuit board can be pressed and fixed.

[0043] The above technical solution is optimized, as shown in Figure 1 The second side of the first limiting plate 9 is provided with a first sponge pad 10, which plays a buffering role and is used to protect the circuit board and reduce damage to the surface of the circuit board.

[0044] The above technical solution is further optimized, as shown in Figure 4 In order to facilitate the rotation of the first threaded rod 12, the top end of the first threaded rod 12 is provided with a first rotating cap 13, which can drive the first threaded rod 12 to rotate; as a preferred embodiment, the top surface of the first rotating cap 13 is provided with a first pull strip 18, which can pull the first threaded rod 12 to move axially (i.e., in the up-down direction), so as to limit the size of the first clamping space (i.e., the size of the first clamping space can be adjusted according to the thickness of the circuit board), and the size of the first clamping space is used to clamp or release the circuit board, so that the end (i.e., the side) of the circuit board can be pressed and fixed. Figure 4

[0045] The above technical solution is further optimized, as shown in Figure 4 The bottom end of the first rotating cap 13 is provided with a first insertion rod 17, and the side of the first side plate 51 away from the base 1 is provided with a first insertion slot 16, which is a plurality of, and is arranged around the axis of the first threaded hole and around the first threaded hole.

[0046] The first insertion rod 17 can be inserted into the corresponding first insertion slot 16 to fix the first threaded rod 12 to the first side plate 51.

[0047] In the above technical solution, after the first limiting plate 9 is adjusted, the first threaded rod 12 is fixed to the first side plate 51 by the first threaded rod 12.

[0048] In an optional technical solution, as shown in Figure 1 In order to facilitate the placement and removal of the test pen, a placement slot 15 is further provided, which is arranged on the base 1 and is used to place the test pen; as a preferred embodiment, the placement slot 15 is formed by grooving the top end side wall of the placement plate 14, and the inside of the placement slot 15 is provided with the test pen, which is used to test the circuit board, wherein the test pen adopts an existing mature product and can place multiple test pens of different types.

[0049] In an optional technical solution, as shown in Figure 1 ​The second limiting structure includes a second limiting groove 8, a second limiting plate, and a second threaded rod.

[0050] The second side plate 53 is provided with a second limiting groove 8 on one side facing the first side plate 51, and is provided with a third bolt hole on the side away from the base 1. The first side of the second limiting plate is provided with a fourth bolt hole, and the second threaded rod passes through the third threaded hole and the fourth threaded hole in sequence to set the second limiting plate in the second limiting groove 8.

[0051] The second side of the second limiting plate and the side of the second limiting groove 8 are reserved with a second clamping space for fixing the second side edge of the circuit board.

[0052] In the above technical solution, the depth of the second threaded rod rotating into the second limiting plate can control the movement of the second limiting plate in the axial direction (the up-down direction of the second limiting plate), so as to limit the size of the second clamping space (i.e. the size of the second clamping space can be adaptively adjusted according to the thickness of the circuit board), and the size of the second clamping space is used to clamp or release the circuit board, so as to facilitate the compression and fixation of the end (i.e. the side edge) of the circuit board. Figure 1

[0053] As shown in the above technical solution, the second side of the second limiting plate is provided with a second sponge pad, which plays a buffering role and is used to protect the circuit board and reduce the compression damage to the surface of the circuit board. Figure 1

[0054] Further, in order to facilitate the rotation of the second threaded rod, the top end of the second threaded rod is provided with a second rotating cap, and the second rotating cap can drive the rotation of the second threaded rod. As a preferred, the top surface of the second rotating cap is provided with a second pull strip, which can pull the second threaded rod to move axially (e.g. the up-down movement direction of the second threaded rod). Figure 4

[0055] As shown in the above technical solution, the bottom end of the second rotating cap is provided with a second insertion rod, and the side of the second side plate 53 away from the base 1 is provided with a second insertion slot. The second insertion slot is a plurality of, and the plurality of second insertion slots are arranged around the axis of the third bolt hole and arranged around the third bolt hole. Figure 4

[0056] Among them, the second insertion rod can be inserted into the corresponding second insertion slot to fix the second threaded rod on the second side plate 53.

[0057] In the above technical solution, after the second threaded rod is adjusted to the second limiting plate, in order to avoid the rotation of the second threaded rod, the second threaded rod is fixed on the second side plate 53.

[0058] ​​​​In another embodiment, a placement channel 61 is formed among the first side plate 51, the bottom plate 52 and the second side plate 53, and the electronic board is placed in the placement channel 61.

[0059] The technical features mentioned above, the technical features mentioned below, and the technical features shown in the drawings alone can be combined with each other arbitrarily, as long as the combined technical features are not contradictory to each other. All feasible combinations of features are explicitly described herein. Any one of the multiple sub-features included in the same sentence can be applied independently, and does not have to be applied together with other sub-features.

[0060] The present application will be further described below in conjunction with specific embodiments:

[0061] Compared with the prior art, the test device provided by the present application has at least the following beneficial effects:

[0062] Firstly, the base 1, the supporting plate 2, the lamp mounting plate 3, the test table 5, the first limiting groove, the second limiting groove, the limiting plate, the sponge pad, the illuminating lamp and the test pen are cooperated, so that the circuit board of the DCS control cabinet can be tested and processed, the circuit board surface is fully illuminated by the multiple illuminating lamps, and accurate test processing is facilitated for the staff.

[0063] Secondly, the threaded rod, the rotating plate (i.e., the rotating cap), the threaded hole, the insertion rod, the insertion slot and the stay are cooperated, so that the position of the circuit board with different thicknesses can be adaptively adjusted and processed, the circuit board is fully limited, the circuit board is fully suspended and detected in the limiting process, the staff is facilitated to operate, and the practicability is improved.

[0064] The present application has the following working process: when the circuit board of the DCS control cabinet is tested and processed, the two ends (two sides) of the circuit board enter the first limiting groove and the second limiting groove by moving the circuit board, for example, the first side of the circuit board is cooperated with the first limiting groove, the first stay 18 is pulled first, the stay 18 drives the first insertion rod 17 to move axially (i.e., upward movement in the direction of the arrow), the first insertion rod 17 is separated from the first insertion slot 16, the first rotating cap 13 is rotated, the first rotating cap 13 drives the first threaded rod 12 to rotate, the first threaded rod 12 drives the first limiting plate 9 to move axially (i.e., upward and downward movement in the direction of the arrow) through threaded transmission, the first limiting plate 9 drives the first sponge pad 10 to move, so that the first sponge pad 10 limits the outer wall of the circuit board, then the first stay 18 is moved, the first stay 18 drives the first insertion rod 17 to move (e.g., upward movement in the direction of the arrow), the first insertion rod 17 is cooperated with the first insertion slot 16, and the circuit board is fully limited. Figure 4 Figure 1 The first limiting plate 9 drives the first sponge pad 10 to move, so that the first sponge pad 10 limits the outer wall of the circuit board, then the first stay 18 is moved, the first stay 18 drives the first insertion rod 17 to move (e.g., upward movement in the direction of the arrow), the first insertion rod 17 is cooperated with the first insertion slot 16, and the circuit board is fully limited. Figure 4 ​The first insertion rod 17 is matched with the corresponding first insertion slot 16, then the test pen tests the circuit board by opening the illuminating lamp 4, and the circuit board is taken out after the test is completed, so that the test is convenient and fast.

[0065] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between various embodiments can be referred to each other.

[0066] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A test apparatus for a circuit board, characterized by comprising: include: Base (1), support plate (2), lamp mounting plate (3), lighting lamp (4) and test stand (5); The support plate (2) is vertically arranged, and one end of the support plate (2) is installed on the base (1), and the other end of the support plate (2) is connected to the lamp mounting plate (3). The lamp mounting plate (3) is provided with a mounting position, which is used to install the lighting lamp (4). The test bench (5) includes: a first side plate (51), a bottom plate (52), and a second side plate (53) connected in sequence to form a U-shaped structure; The back of the base plate (52) is mounted on the base (1), and the front of the base plate (52) faces the lighting lamp (4); the first side plate (51) has a first limiting structure, and the second side plate (53) has a second limiting structure. The first limiting structure is used to snap the first side of the circuit board, and the second limiting structure is used to snap the second side of the circuit board.

2. The test device of claim 1, wherein, The first limiting structure includes: a first limiting groove (7), a first limiting plate (9), and a first threaded rod (12); The first side plate (51) has a first limiting groove (7) on the side facing the second side plate (53), the first side plate (51) has a first bolt hole on the side away from the base (1), the first limiting plate (9) has a second bolt hole (11) on the first side, and the first threaded rod (12) passes through the first threaded hole and the second threaded hole in sequence to place the first limiting plate in the first limiting groove (7); The second side of the first limiting plate (9) and the side of the first limiting groove (7) are reserved with a first snap-fit ​​space, which is used to fix the first side of the circuit board.

3. The test device of claim 2, wherein, The second side of the first limiting plate (9) is provided with a first sponge pad (10).

4. The test device of claim 2, wherein, The first threaded rod (12) has a first rotating cap (13) at its top end, which can drive the first threaded rod (12) to rotate.

5. The test device of claim 4, wherein, The bottom periphery of the first rotating cap (13) is provided with a first insert rod (17), and the side plate (51) away from the base (1) is provided with a first slot (16). There are multiple first slots (16), and multiple first slots (16) are arranged around the axis of the first bolt hole and arranged around the first bolt hole. The first insert (17) can be inserted into the corresponding first slot (16) to fix the first threaded rod (12) to the first side plate (51).

6. The test device of claim 1, wherein, Also includes: Placement slot (15); The placement slot (15) is disposed on the base (1) and is used to place the test pen.

7. The test device of any one of claims 1-6, wherein, The second limiting structure includes: a second limiting groove (8), a second limiting plate, and a second threaded rod; The second side plate (53) has a second limiting groove (8) on the side facing the first side plate (51), the second side plate (53) has a third bolt hole on the side away from the base (1), the second limiting plate has a fourth bolt hole on the first side, and the second threaded rod passes through the third threaded hole and the fourth threaded hole in sequence to set the second limiting plate in the second limiting groove (8); The second side of the second limiting plate and the side of the second limiting groove (8) are reserved with a second snap-fit ​​space, which is used to fix the second side of the circuit board.

8. The test device of claim 7, wherein, A second sponge pad is provided on the second side of the second limiting plate.

9. The testing apparatus according to claim 7, characterized in that, The second threaded rod has a second rotating cap at its top end, which can drive the second threaded rod to rotate.

10. The testing apparatus according to claim 9, characterized in that, The bottom periphery of the second rotating cap is provided with a second insert rod, and the side plate (53) away from the base (1) is provided with a second slot. There are multiple second slots, which are arranged around the axis of the third bolt hole and arranged around the third bolt hole. The second insert can be inserted into the corresponding second slot to fix the second threaded rod to the second side plate (53).

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