CN219142446U - A device for testing the hardness of the central conductor of an ultra-small connector - Google Patents

Abstract

The utility model relates to the technical field of hardness testing, in particular to an ultra-small connector central conductor hardness testing device. Its technical solution includes a tester body, and also includes a press-down component, a pressure-bearing component, a horizontal adjustment component and a longitudinal adjustment component; the press-down component is arranged above the test area of the tester body; the pressure-bearing component is arranged on the tester body Below the test area; the lower pressure component and the pressure-bearing component are docked for positioning the central conductor; the lateral adjustment component is arranged on the tester body on one side of the pressure-bearing component; the lateral adjustment component is used to adjust the pressure-bearing The component moves laterally; the longitudinal adjustment component is arranged on the other side of the pressure-bearing component, and is slidably matched with the pressure-down component; the longitudinal adjustment component is used to connect the pressure-bearing component and the pressure-down component. The utility model has the advantages that the pressing component and the pressure-bearing component cooperate to locate the center conductor, so that the center conductor remains stable during testing and the test data is more accurate.

Description

A device for testing the hardness of the central conductor of an ultra-small connector

technical field

The utility model relates to the technical field of hardness testing, in particular to a hardness testing device for a central conductor of an ultra-small connector.

Background technique

Subminiature connectors generally refer to electrical connectors, that is, devices that connect two active devices and transmit current or signals. Subminiature connectors include a molded case, outer conductor, insulating sleeve and center conductor. There are certain standards for the hardness of the central conductor, and the hardness of the central conductor must be tested before leaving the factory.

Corresponding hardness tester is used to test the hardness of the center conductor. The Brinell hardness tester is commonly used. test.

However, in the actual use of the above-mentioned device for hardness testing of the center conductor, since the center conductor is cylindrical, when the contact end of the indenter squeezes the center conductor, the center conductor is not stable enough, and there is a risk of deviation of the center conductor, resulting in test results Not accurate enough. In view of this, we propose a test device for the hardness of the central conductor of the ultra-small connector.

Utility model content

The purpose of this utility model is to provide a device for testing the hardness of the central conductor of an ultra-small connector, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a device for testing the hardness of the central conductor of an ultra-small connector, which includes a tester body, a pressing assembly, a pressure receiving assembly, a horizontal adjustment assembly and a longitudinal adjustment assembly;

The press-down assembly is arranged above the tester body test area; the pressure-bearing assembly is arranged below the tester body test area; wherein, the press-down assembly and the pressure-bearing assembly are docked for positioning the center conductor of the test; lateral adjustment The component is arranged on the tester body on one side of the pressure-bearing component; wherein, the lateral adjustment component is used to adjust the lateral movement of the pressure-bearing component; the longitudinal adjustment component is arranged on the other side of the pressure-bearing component, and Slidingly fit with the press-down component; wherein, the longitudinal adjustment component is used to connect the pressure-bearing component and the press-down component.

Preferably, the pressing assembly includes a horizontal plate, a slide rail A, a pressing plate A and an arc groove A;

The horizontal plate is fixed at the bottom of the indenter in the test area of the tester body; the slide rail A is embedded on the lower surface of the horizontal plate; the pressure plate A is slid on the bottom of the horizontal plate through the slide rail A; on the lower surface of the pressing plate A.

Preferably, the pressure-bearing assembly includes a support plate, a horizontal bar, a slide rail B, a pressure plate B and an arc groove B;

The support plate is fixed on the test bench of the tester body; the horizontal bar is fixed on the top of the support plate; the slide rail B is embedded on the horizontal bar; the pressure plate B is slid on the horizontal bar through the slide rail B The upper surface; the arc-shaped groove B is opened on the upper surface of the pressing plate B.

Preferably, the arc-shaped groove A corresponds to the arc-shaped groove B, and several of the arc-shaped groove A and the arc-shaped groove B are arranged sequentially from large to small in diameter.

Preferably, the lateral adjustment assembly includes a connecting plate, a fixing plate and a screw;

The connecting plate is fixed on the lower surface side of the pressure plate B; the fixed plate is fixed on the upper surface side of the tester body test bench; the screw thread is threaded on the fixed plate; wherein, one end of the screw passes through the bearing It is rotatably connected with the connecting plate, and the other end of the screw rod is fixed with a handle.

Preferably, the longitudinal adjustment assembly includes a riser, a track and a slider;

The vertical plate is fixed on the other side of the pressure plate B; the track is embedded on the side of the vertical plate opposite to the pressure plate B; the slider is fixed on the pressure plate A; wherein, the slider adopts T Shaped structural design, the slider is adapted to the chute on the track, and the slider is slidably matched with the track.

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

1. The utility model is provided with a press-down component and a pressure-bearing component. The pressure-bearing component is used to place the central conductor of the ultra-small connector to be tested. The press-down component is driven by the tester body to move downward and press the central conductor. In this way, the test pressure is obtained, and the lower pressure component and the pressure-bearing component cooperate to position the center conductor, so that the center conductor remains stable during the test, resulting in more accurate test data. It solves the problem that when the contact end of the indenter squeezes the center conductor, the center conductor is not stable enough, and there is a risk of deviation of the center conductor, resulting in inaccurate test results.

2. The utility model sets the horizontal adjustment assembly and the longitudinal adjustment assembly, and uses the horizontal adjustment assembly to adjust the movement of the mechanism for placing the central conductor of the pressure-bearing assembly. The vertical adjustment assembly makes the pressing assembly move together with the pressure-bearing assembly. The size adjustment is used to place the size of the center conductor position, which is suitable for the test of different sizes of center conductors, and avoids changing the positioning structure back and forth with different sizes of center conductors.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is a schematic diagram of the connection structure of the pressing assembly and the pressure receiving assembly of the present invention;

Fig. 3 is a schematic diagram of the connection structure of the lateral adjustment assembly of the present invention;

Fig. 4 is a schematic diagram of the connection structure of the longitudinal adjustment assembly of the present invention;

In the picture:

1. Tester body; 2. Press down component; 3. Pressure component; 4. Horizontal adjustment component; 5. Longitudinal adjustment component;

201, horizontal plate; 202, slide rail A; 203, pressure plate A; 204, arc groove A;

301, support plate; 302, horizontal bar; 303, slide rail B; 304, pressure plate B; 305, arc groove B;

401, connecting plate; 402, bearing; 403, fixed plate; 404, screw rod; 405, handle;

501, vertical plate; 502, track; 503, slide block.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 4, the utility model provides a kind of technical scheme:

A device for testing the hardness of the central conductor of an ultra-small connector, including a tester body 1. The Chinese utility model patent with the patent publication number of CN213749455U discloses a Brinell hardness tester. The tester body 1 has been disclosed. The utility model No detailed introduction will be given in the new model. It also includes a press-down assembly 2, a pressure-bearing assembly 3, a lateral adjustment assembly 4 and a longitudinal adjustment assembly 5; the press-down assembly 2 is arranged above the test area of the tester body 1; the pressure-bearing assembly 3 is arranged below the test area of the tester body 1; Wherein, the lower pressure component 2 and the pressure bearing component 3 are docked for positioning the central conductor of the test; the utility model is provided with the lower pressure component 2 and the pressure bearing component 3, and the pressure bearing component 3 is used to place the ultra-small connector to be tested. For the center conductor, the pressing component 2 is driven by the tester body 1 to move downwards and press the central conductor to obtain the test pressure. The pressing component 2 and the pressure receiving component 3 cooperate to position the central conductor so that the central conductor remains stable during the test. Stable, resulting in more accurate test data. It solves the problem that when the contact end of the indenter squeezes the center conductor, the center conductor is not stable enough, and there is a risk of deviation of the center conductor, resulting in inaccurate test results. The lateral adjustment assembly 4 is arranged on the tester body 1 on one side of the pressure-bearing assembly 3; wherein, the lateral adjustment assembly 4 is used to adjust the lateral movement of the pressure-bearing assembly 3; the longitudinal adjustment assembly 5 is arranged on the other side of the pressure-bearing assembly 3, And it is slidingly matched with the pressing assembly 2 ; wherein, the longitudinal adjustment assembly 5 is used to connect the pressure receiving assembly 3 and the pressing assembly 2 . The utility model sets the horizontal adjustment assembly 4 and the longitudinal adjustment assembly 5, uses the horizontal adjustment assembly 4 to adjust the movement of the mechanism for placing the central conductor of the pressure-bearing assembly 3, and makes the pressing assembly 2 move together with the pressure-bearing assembly 3 through the longitudinal adjustment assembly 5 , according to the size of the center conductor, adjust the size of the position for placing the center conductor, which is suitable for the test of different sizes of center conductors, and avoids changing the positioning structure back and forth with different sizes of center conductors.

Specifically, the pressing assembly 2 includes a horizontal plate 201, a slide rail A202, a pressing plate A203 and an arc-shaped groove A204; the horizontal plate 201 is fixed at the bottom end of the indenter in the test area of the tester body 1; two slide rails A202 are symmetrically embedded in the The lower surface of the horizontal plate 201; the pressing plate A203 is slid on the bottom of the horizontal plate 201 through the slide rail A202; four arc-shaped grooves A204 are opened on the lower surface of the pressing plate A203. The horizontal plate 201 moves up and down with the indenter, and the pressing plate A203 uses the sliding rail A202 to move laterally relative to the horizontal plate 201, thereby adjusting the corresponding size of the arc-shaped groove A204 to use the positioning center conductor.

Further, the pressure-bearing assembly 3 includes a support plate 301, a bar 302, a slide rail B303, a pressure plate B304, and an arc-shaped groove B305; the two support plates 301 are fixed symmetrically on the test bench of the tester body 1; the bar 302 is fixed On the top of the support plate 301; the slide rail B303 is embedded on the horizontal bar 302; the pressure plate B304 is slid on the upper surface of the horizontal bar 302 through the slide rail B303; four arc-shaped grooves B305 are opened on the upper surface of the pressure plate B304. The pressing plate B304 uses the slide rail B303 to move laterally relative to the horizontal bar 302, so as to adjust the corresponding size of the arc-shaped slot B305 to use the positioning center conductor.

Furthermore, the arc-shaped slot A204 corresponds to the arc-shaped slot B305, and the four arc-shaped slots A204 and B305 are respectively arranged in sequence from large to small. The arc slots A204 and B305 of different sizes are in one-to-one correspondence and can move synchronously, which is suitable for testing center conductors of different sizes.

Further, the lateral adjustment assembly 4 includes a connecting plate 401, a fixing plate 403 and a screw 404; the connecting plate 401 is fixed on the lower surface side of the pressure plate B304; the fixing plate 403 is fixed on the upper surface side of the tester body 1; The screw rod 404 is threaded on the fixed plate 403, and the fixed plate 403 is provided with a threaded hole suitable for the screw rod 404; wherein, one end of the screw rod 404 is rotationally connected with the connecting plate 401 through a bearing 402, and the other end of the screw rod 404 is fixed with a grip Shank 405. When adjusting according to the size of the central conductor, the user rotates the handle 405, and the screw 404 rotates accordingly. Due to the threaded connection between the screw 404 and the fixed plate 403, the rotating screw 404 moves relative to the fixed plate 403, and under the action of the bearing 402 , the screw 404 rotates, the connecting plate 401 does not rotate, but the connecting plate 401 drives the pressure plate B304 to move, thereby adjusting the position of the arc-shaped groove B305 corresponding to the size.

It is worth noting that the longitudinal adjustment assembly 5 includes a vertical plate 501, a track 502 and a slider 503; the vertical plate 501 is fixed on the other side of the pressure plate B304; the track 502 is embedded in the side of the vertical plate 501 opposite to the pressure plate B304; The block 503 is fixed on the pressure plate A203; wherein, the slider 503 adopts a T-shaped structure design, the slider 503 is adapted to the chute on the track 502, and the slider 503 is slidingly matched with the track 502, and the slider 503 of the T-shaped structure While the up and down movement of the pressing plate A203 is not affected, the pressing plate A203 can move laterally together with the vertical plate 501 . While the pressure plate B304 moves, the vertical plate 501 moves together with the pressure plate B304, and the vertical plate 501 drives the pressure plate A203 to move, so that the pressure plate A203 and the pressure plate B304 move synchronously, the arc groove B305 and the arc groove A204 move synchronously, and the arc of the corresponding size The shaped groove B305 corresponds to the arc shaped groove A204 all the time.

When the utility model tests the hardness of the central conductor, when adjusting according to the size of the central conductor, the user turns the handle 405, and the screw 404 rotates accordingly, and the rotating screw 404 moves relative to the fixed plate 403, under the action of the bearing 402 , the screw 404 rotates, the connecting plate 401 does not rotate, the connecting plate 401 drives the pressing plate B304 to move, thereby adjusting the position of the arc-shaped groove B305 of the corresponding size, while the pressing plate B304 moves, the vertical plate 501 moves together with the pressing plate B304, and the vertical plate 501 Drive the pressing plate A203 to move, so that the pressing plate A203 and the pressing plate B304 move synchronously, the arc-shaped groove B305 and the arc-shaped groove A204 move synchronously, and the corresponding size of the arc-shaped groove B305 and the arc-shaped groove A204 always correspond. When the arc-shaped groove B305 and arc-shaped groove A204 of the corresponding size are adjusted to the position below the indenter, place the center conductor in the arc-shaped groove B305, and the pressing component 2 moves downward under the drive of the tester body 1 until the arc Groove A204 locates the central conductor for hardness testing of the central conductor.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a microminiature connector center conductor hardness testing arrangement, includes tester body (1), its characterized in that still includes:

a pressing component (2) arranged above the testing area of the tester body (1);

the pressure-bearing assembly (3) is arranged below the testing area of the tester body (1);

wherein, the pressing component (2) and the bearing component (3) are in butt joint with a central conductor for positioning test;

the transverse adjusting component (4) is arranged on the tester body (1) at one side of the pressure-bearing component (3);

wherein the transverse adjusting assembly (4) is used for adjusting the transverse movement of the pressure bearing assembly (3);

the longitudinal adjusting component (5) is arranged on the other side of the pressure-bearing component (3) and is in sliding fit with the pressing component (2);

wherein the longitudinal adjusting component (5) is used for connecting the pressure bearing component (3) and the pressing component (2).

2. The device for testing the hardness of a center conductor of a subminiature connector according to claim 1, wherein the pressing assembly (2) comprises:

the transverse plate (201) is fixedly arranged at the bottom end of the pressure head of the testing area of the tester body (1);

at least one sliding rail A (202) embedded on the lower surface of the transverse plate (201);

the pressing plate A (203) is arranged at the bottom of the transverse plate (201) in a sliding way through the sliding rail A (202);

and the arc-shaped groove A (204) is arranged on the lower surface of the pressing plate A (203).

3. A device for testing the hardness of a central conductor of a subminiature connector according to claim 2, characterized in that said pressure-bearing assembly (3) comprises:

at least one supporting plate (301) fixedly arranged on the test bench of the tester body (1);

the transverse bar (302) is fixedly arranged at the top end of the supporting plate (301);

the sliding rail B (303) is embedded on the transverse bar (302);

the pressing plate B (304) is arranged on the upper surface of the cross bar (302) in a sliding way through the sliding rail B (303);

and the arc-shaped groove B (305) is arranged on the upper surface of the pressing plate B (304).

4. A subminiature connector center conductor hardness testing device as set forth in claim 3, wherein: the arc-shaped grooves A (204) and the arc-shaped grooves B (305) correspond, and the apertures of the arc-shaped grooves A (204) and the arc-shaped grooves B (305) are sequentially distributed from large to small.

5. A subminiature connector center conductor hardness testing device according to claim 3, wherein the lateral adjustment assembly (4) comprises:

the connecting plate (401) is fixedly arranged on one side of the lower surface of the pressing plate B (304);

the fixing plate (403) is fixedly arranged on one side of the upper surface of the test bench of the tester body (1);

the screw rod (404) is threaded on the fixed plate (403);

one end of the screw (404) is rotatably connected with the connecting plate (401) through a bearing (402), and a grab handle (405) is fixedly arranged at the other end of the screw (404).

6. A subminiature connector center conductor hardness testing device according to claim 3, wherein the longitudinal adjustment assembly (5) comprises:

the vertical plate (501) is fixedly arranged on the other side of the pressing plate B (304);

a rail (502) embedded on one side of the vertical plate (501) relative to the pressing plate B (304);

a slide block (503) fixedly arranged on the pressing plate A (203);

the sliding block (503) adopts a T-shaped structure design, the sliding block (503) is matched with a sliding groove on the track (502), and the sliding block (503) is in sliding fit with the track (502).

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