CN217363570U - Four terminal test clamping piece probes of flexible line way board plug - Google Patents

Abstract

The utility model provides a four terminal test clamping piece probes in flexible line way board plug relates to circuit board test technical field, including bottom plate, top cap, pull rod and test probe subassembly, four spacing holes have been seted up to the top both ends symmetry of bottom plate, four stoppers of the bottom both ends symmetry fixedly connected with of top cap. The utility model discloses a set up the standing groove, test hole and test probe, the flexible line way board that the tester will await measuring puts in the standing groove, the briquetting will be placed board and the downward extrusion of spring down, contact through test hole and test probe until flexible line way board bottom, test process convenient and fast, it is too big and cause the flexible line way board to damage to exert lock pressure when avoiding manual operation, through setting up the spring, effectively prevent flexible line way board and test probe from being crushed, stopper and spacing hole can ensure top cap and bottom plate compaction each other, avoid top cap and bottom plate dislocation, the device has realized the automation of flexible line way board test, and the work efficiency is improved.

Description

A four-terminal test clip probe of a flexible circuit board plug

technical field

The utility model relates to the technical field of circuit board testing, in particular to a four-terminal test clip probe of a flexible circuit board plug.

Background technique

Flexible Printed Circuit Board, referred to as "soft board", commonly known as FPC in the industry, is a printed circuit board made of flexible insulating substrates (mainly polyimide or polyester film), with many rigid printed circuit boards advantages that do not exist. For example, it can be bent, rolled, and folded freely. The use of FPC can greatly reduce the volume of electronic products, which is suitable for the development of electronic products in the direction of high density, miniaturization and high reliability. Therefore, FPC has been widely used in aerospace, military, mobile communications, laptop computers, computer peripherals, PDA digital cameras and other fields or products.

In the prior art, such as "a radio frequency test probe module for flexible circuit boards" with Chinese patent number: CN213633714U, it includes a module body; the top of the module body is provided with a base; the module body is provided with a base. PCB board; the side of the module body is provided with connection terminals; the connection terminals are connected with the PCB board; the base is provided with a placement slot; the base is provided with a plurality of test holes; the test holes are exposed in the placement slot; A test probe is arranged in the test hole; the test probe is connected with the PCB board; the test probe is electrically connected with the connection terminal through the PCB board; a buffer mechanism is arranged in the base. The utility model is provided with a module body, a base, a placement slot, a test hole, a test probe, a PCB board and a connection terminal. During the test process, the flexible circuit board only needs to be placed in the placement slot to pass the external test. The fixture tests the flexible circuit board, thereby realizing automation and improving work efficiency.

In the prior art, the parameter test of the flexible circuit board is carried out through the traditional standard test radio frequency head, but in the process of the traditional test, the buckle operation is performed manually, and the clamping and fixing of the flexible circuit board is completed, and the buckle pressure is applied during the manual operation. The sizes are different. If the force is too large, it is easy to cause damage to the flexible circuit board; and the test efficiency is relatively low due to the manual fastening. In view of the above problems, a four-terminal test clip probe for a flexible circuit board plug is proposed.

Utility model content

The purpose of the utility model is to solve the problem that in the prior art, in the process of traditional testing, the buckling operation is performed manually to complete the clamping and fixing of the flexible circuit board, and the buckling pressure is different during manual operation, such as applying force If it is too large, it is easy to cause damage to the flexible circuit board; and because of the manual fastening, the test efficiency is relatively low.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a four-terminal test clip probe of a flexible circuit board plug, comprising a bottom plate, a top cover, a pull rod and a test probe assembly, and two ends of the top of the bottom plate are symmetrically opened There are four limit holes, two ends of the bottom of the top cover are symmetrically and fixedly connected with four limit blocks, the inner wall of the limit holes is movably connected with the bottom of the limit block, and the test probe assembly includes a fixed plate , Placement plate, connection terminals and test probes, the top of the fixed plate is provided with a test slot, the top of the test slot is symmetrically connected with four springs at both ends, and the top of the spring is movably installed with the bottom of the placement plate , and four lower pressing blocks are symmetrically and fixedly connected to the top two ends of the placing plate.

Preferably, the top of the placement plate is provided with a placement slot, and the bottom of the placement slot is evenly provided with four test holes.

Preferably, the number of the test probes is four, and the bottoms of the test probes are fixedly installed with the tops of the test grooves.

Preferably, two ends of the fixing plate are symmetrically and fixedly connected with a connecting rod, and one end of the connecting rod is fixedly connected with one end of the connecting terminal.

Preferably, a groove is formed on the top of the bottom plate, the inner wall of the groove is fixedly connected with the bottom of the fixing plate, and two anti-skid pads are symmetrically and fixedly connected at both ends of the bottom of the bottom plate.

Preferably, an opening is formed through the top of the top cover, a rotating rod is fixedly connected to one end of the bottom plate, and one end of the top cover is rotatably connected to the top of the rotating rod.

Preferably, one end of the top of the top cover is provided with a fixing groove, and the top of the fixing groove is fixedly installed with the bottom of the pull rod.

Compared with the prior art, the advantages and positive effects of the present invention are:

1. In the present utility model, by setting the placement slot, the test hole and the test probe, the tester places the flexible circuit board to be tested in the placement slot, and aligns the bottom of the flexible circuit board with the test hole, and the pressing block will Place the board and the spring and press down until the bottom of the flexible circuit board is in contact with the test probe through the test hole, then the flexible circuit board can be tested. The flexible circuit board is damaged.

2. In the present utility model, by setting the spring, the spring can effectively play the role of buffer, which can effectively prevent the flexible circuit board and the test probe from being crushed. Compaction, avoiding the dislocation of the top cover and the bottom plate, the device realizes the automation of the flexible circuit board test, improves the work efficiency and the practicability of the device.

Description of drawings

1 is an overall perspective view of a four-terminal test clip probe of a flexible circuit board plug proposed by the utility model;

2 is a schematic diagram of the internal structure of a four-terminal test clip probe of a flexible circuit board plug proposed by the utility model;

3 is a schematic structural diagram of a test probe assembly of a four-terminal test clip probe of a flexible circuit board plug proposed by the utility model;

4 is a side cross-sectional view of a test probe assembly of a four-terminal test clip probe of a flexible circuit board plug proposed by the present invention.

Legend description: 1. Bottom plate; 2. Top cover; 3. Rotating rod; 4. Test probe assembly; 5. Fixing slot; 6. Pull rod; 7. Anti-skid pad; 8. Opening; 9. Limit block; 10 , limit hole; 11, groove; 41, connecting rod; 42, connecting terminal; 43, lower pressure block; 44, placing plate; 45, placing groove; 46, spring; 47, fixing plate; 48, test hole; 49. Test probe; 50. Test slot.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to specific embodiments.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific details of the following disclosure. Example limitations.

Embodiment 1, as shown in Figures 1-4, the present utility model provides a four-terminal test clip probe of a flexible circuit board plug, including a bottom plate 1, a top cover 2, a pull rod 6 and a test probe assembly 4, the bottom plate 1 There are four limit holes 10 symmetrically opened at the top two ends of the top cover 2, and four limit blocks 9 are symmetrically and fixedly connected to the bottom ends of the top cover 2. The inner wall of the limit hole 10 is movably connected to the bottom of the limit block 9. The needle assembly 4 includes a fixed plate 47, a placement plate 44, a connection terminal 42 and a test probe 49. The top of the fixed plate 47 is provided with a test slot 50, and two ends of the top of the test slot 50 are symmetrically connected with four springs 46. The springs 46 It can effectively play a buffering role, and can effectively prevent the flexible circuit board and the test probe 49 from being crushed. The top of the spring 46 is movably installed with the bottom of the placing plate 44, and the two ends of the top of the placing plate 44 are symmetrically and fixedly connected with four. The lower pressing block 43 is pressed down by the top cover 2, and the lower pressing block 43 presses the bottom placing plate 44 and the spring 46 downward until the bottom of the flexible circuit board passes through the test hole 48 and the test probe 49. touch.

The top of the placement board 44 is provided with a placement slot 45, and the bottom of the placement slot 45 is evenly provided with four test holes 48. The placement slot 45 is used for placing the flexible circuit board, which is convenient for testing the flexible circuit board.

The number of the test probes 49 is four, the bottom of the test probes 49 is fixedly installed with the top of the test slot 50 , and the bottom of the flexible circuit board contacts the test probes 49 through the test holes 48 to facilitate testing.

Two ends of the fixing plate 47 are symmetrically and fixedly connected with connecting rods 41 , one end of the connecting rod 41 is fixedly connected with one end of the connecting terminal 42 , and the connecting terminal 42 is used to communicate with the external test fixture.

The top of the bottom plate 1 is provided with a groove 11, and the inner wall of the groove 11 is fixedly connected with the bottom of the fixing plate 47. Two anti-skid pads 7 are symmetrically fixedly connected at both ends of the bottom of the bottom plate 1, and the anti-skid pads 7 play an anti-skid and stable effect.

The top of the top cover 2 is provided with an opening 8, one end of the bottom plate 1 is fixedly connected with a rotating rod 3, and one end of the top cover 2 is rotatably connected with the top of the rotating rod 3, and the opening 8 is convenient for observing the test of the bottom flexible circuit board. The rod 3 is convenient for the top cover 2 to rotate up and down, and it is convenient to open and close the top cover 2.

The top end of the top cover 2 is provided with a fixing groove 5, the top of the fixing groove 5 is fixedly installed with the bottom of the pull rod 6, and the pull rod 6 is pulled up, and the pull rod 6 drives the top cover 2 to rotate upwards to open, and the pull rod 6 is convenient to open the top cover 2.

The working principle of the present utility model: when the device is in use, the device is placed in the area to be tested, and the anti-skid pad 7 at the bottom of the bottom plate 1 has the effect of anti-skid and stability. First, the connection terminal 42 is communicated with the external test fixture. , the tester pulls up through the pull rod 6, the pull rod 6 drives the top cover 2 to rotate upward, and the tester places the flexible circuit board to be tested in the placement slot 45, and aligns the bottom of the flexible circuit board with the test hole 48. The person turns the top cover 2 downward to close, the top cover 2 presses the lower pressing block 43 downward, and the lower pressing block 43 presses the bottom placing plate 44 and the spring 46 downward until the bottom of the flexible circuit board passes the test hole 48 and The test probes 49 are in contact with each other. By setting the springs 46, the springs 46 can effectively play a buffering role, which can effectively prevent the flexible circuit board and the test probes 49 from being crushed. 1. The limit hole 10 at the top is plugged and fixed. By setting the limit block 9 and the limit hole 10, the top cover 2 and the bottom plate 1 can be pressed against each other to avoid the dislocation of the top cover 2 and the bottom plate 1. The opening 8 is convenient for observing the bottom flexibility. In the test of the circuit board, in the test process, the flexible circuit board can be tested only by placing the flexible circuit board in the placement slot 45, so as to avoid the damage of the flexible circuit board caused by excessive fastening pressure during manual operation. The automation of the flexible circuit board test is realized, and the work efficiency and the practicability of the device are improved.

It should be noted that a variety of standard parts used in the present invention can be obtained from the market, and non-standard parts can be specially customized. The connection methods used in the present invention, such as bolt connection, welding, etc. It is very common in the method, and the inventor will not repeat it here.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the scope of the claims of the present utility model.

Claims (7)

1. A four-terminal test clip probe of a flexible circuit board plug, comprising a bottom plate (1), a top cover (2), a pull rod (6) and a test probe assembly (4), characterized in that: the bottom plate (1) ) are symmetrically provided with four limiting holes (10) at both ends of the top of the top cover (2), and four limiting blocks (9) are symmetrically and fixedly connected at both ends of the bottom of the top cover (2). The inner wall is movably connected with the bottom of the limit block (9), the test probe assembly (4) includes a fixing plate (47), a placing plate (44), a connection terminal (42) and a test probe (49). A test slot (50) is opened on the top of the fixing plate (47), and four springs (46) are movably connected at both ends of the top of the top of the test slot (50), and the top of the springs (46) is connected to the placement plate (44). ) is movably installed at the bottom of the placing plate (44), and four lower pressing blocks (43) are symmetrically and fixedly connected at both ends of the top of the placing plate (44). 2 . The four-terminal test clip probe for a plug of a flexible circuit board according to claim 1 , wherein a placement groove (45) is provided on the top of the placement plate (44), and the placement groove (45) Four test holes (48) are evenly opened through the bottom. 3. The four-terminal test clip probe of a plug of a flexible circuit board according to claim 1, wherein the number of the test probes (49) is four, and the bottom of the test probes (49) is the same as the The top of the test slot (50) is fixedly installed. 4. The four-terminal test clip probe for a plug of a flexible circuit board according to claim 1, wherein the two ends of the fixing plate (47) are symmetrically and fixedly connected with connecting rods (41), and the connecting rods ( One end of 41) is fixedly connected with one end of the connecting terminal (42). 5. The four-terminal test clip probe for a plug of a flexible circuit board according to claim 1, wherein a groove (11) is formed on the top of the bottom plate (1), and the inner wall of the groove (11) is provided with a groove (11). It is fixedly connected with the bottom of the fixing plate (47), and two anti-skid pads (7) are symmetrically and fixedly connected at both ends of the bottom of the bottom plate (1). 6. The four-terminal test clip probe for a plug of a flexible circuit board according to claim 1, wherein an opening (8) is formed through the top of the top cover (2), and the bottom plate (1) is provided with an opening (8). A rotating rod (3) is fixedly connected to one end, and one end of the top cover (2) is rotatably connected to the top of the rotating rod (3). 7. The four-terminal test clip probe for a plug of a flexible circuit board according to claim 1, characterized in that: a fixing groove (5) is provided at one end of the top of the top cover (2), and the fixing groove (5) The top of the tie rod (6) is fixedly installed.

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