CN217639486U - Board card test fixture and equipment - Google Patents

Abstract

The application provides a board test fixture and equipment, wherein the board test fixture includes: a plug-in module and a tray for supporting the board to be tested, the plug-in module includes a slider and a test component mounted on the slider , the slider is provided with a chute extending along the first preset direction, the tray is provided with a guide rail assembly matched with the chute, the guide rail assembly includes a plurality of guide columns spaced along the first preset direction, at least two guide rails The column cooperates with the chute at the same time, and the slider is configured to drive the test component to slide back and forth along the first preset direction, and plug into or pull out from the test port of the board to be tested, so as to realize the test of the board to be tested. Port plug-in test. In the embodiment of the present application, a plurality of guide posts are arranged at intervals to form a guide rail assembly, which is simple and convenient to process, which is conducive to reducing costs; good batch processing consistency is conducive to ensuring the guiding function of the guide rail assembly; the guide post has a simple structure and is conducive to improving installation efficiency.

Description

Board test fixtures and equipment

technical field

The present application relates to the technical field of board testing, and in particular, to a board testing jig and equipment.

Background technique

A board is a printed circuit board that communicates with the mainboard of an electronic device, realizes data transmission with the mainboard, and controls the operation of hardware such as displays and capture cards. In order to realize data transmission, ports are arranged on the board. In the production process, in order to ensure the reliability of the board, the port of the board is usually plugged and tested.

In the existing pluggable test equipment, the pluggable module slides back and forth along the guide rail under the action of a driving force, so that the pluggable module can be inserted into the port to be tested, or pulled out from the port to be tested. The guide rail is relatively long, and a plurality of installation holes are arranged along the length direction of the guide rail. Usually SKD1 die steel is used for wire cutting and nickel plating on the surface. The guide rails processed in this way are not only costly, but also have poor consistency during batch processing and have the problem of different sizes.

Utility model content

The present application provides a board test fixture and equipment to solve the technical problems of long guide rails of existing plug-in test equipment, poor consistency and different sizes in batch processing.

In order to achieve the above object, the application adopts the following technical solutions:

A first aspect of the present application provides a board test fixture, including: a plug-in module and a tray for supporting a board to be tested, the plug-in module includes a slider and a test component mounted on the slider , the slider is provided with a chute extending along the first preset direction; the tray is provided with a guide rail assembly matched with the chute, and the guide rail assembly includes spaced arrangement along the first preset direction A plurality of guide columns, at least two of the guide columns are matched with the chute at the same time, and the slider is configured to drive the test assembly to slide back and forth along the first preset direction to connect with the to-be-tested The test port of the board is plugged into or pulled out from the test port.

Compared with the prior art, the board test fixture provided in the first aspect of the present application has the following advantages:

The board test fixture provided by the present application includes: a plug-in module and a tray for supporting the board to be tested. The plug-in module includes a slider and a test component installed on the slider. The slider is provided with a first A chute extending in a preset direction, a guide rail assembly matched with the chute is provided on the tray, and the guide rail assembly includes a plurality of guide posts spaced along the first preset direction, at least two guide posts are matched with the chute at the same time, and the sliding The block is configured to drive the test assembly to slide back and forth along the first preset direction, to be plugged into or pulled out from the test port of the board to be tested, so as to realize the plug-in test of the test port of the board to be tested. In the embodiment of the present application, a plurality of guide posts are arranged at intervals to form a guide rail assembly, which is simple and convenient to process, which is conducive to reducing costs; good batch processing consistency is conducive to ensuring the guiding function of the guide rail assembly; the guide post has a simple structure and is conducive to improving installation efficiency.

As an improvement of the above-mentioned board test fixture of the present application, the slider includes a groove top wall and two groove side walls respectively disposed on both sides of the groove top wall, the groove top wall and the two groove side walls are The sidewalls of the grooves form the chute; the ends of the two sidewalls of the grooves are respectively bent inwardly to extend to form limit walls, and there is a space between the two limit walls; the guide column includes a first column body and a second cylinder connected to the end of the first cylinder, the cross-sectional area of the first cylinder is smaller than the cross-sectional area of the second cylinder, the first cylinder and the The second column body is matched with the chute in a spaced fit.

As an improvement of the above-mentioned board card testing fixture of the present application, the first cylinder and the second cylinder are respectively cylinders, and the diameter of the first cylinder is smaller than the diameter of the second cylinder.

As an improvement of the above-mentioned board card test fixture of the present application, the first cylinder and the second cylinder are coaxial, and the first cylinder and the second cylinder are provided with fixing holes; The board test fixture further includes screws, and the screws are threadedly connected to the tray through the fixing holes.

As an improvement of the above-mentioned board card testing jig of the present application, the plurality of guide posts are evenly spaced along the first preset direction.

As an improvement of the above-mentioned board card testing fixture of the present application, a plurality of the guide rail assemblies are arranged on the tray.

As an improvement of the above-mentioned board card test fixture of the present application, the plug-in module further includes a connecting column and a mating board, wherein the mating board is provided with a sliding hole extending in the vertical direction, and the The bottom end is used for plugging with the output end of the driving mechanism; one end of the connecting column is fixedly connected with the sliding block, and the other end of the connecting column passes through the sliding hole and is provided with a limit head; the matching plug The plate can slide along the extending direction of the sliding hole.

As an improvement of the above-mentioned board card test fixture of the present application, there are two connecting columns, and the two connecting columns are located on both sides of the chute respectively; The sliding hole and the connecting column are arranged correspondingly.

A second aspect of the present application provides a board testing device, which includes: a base, a driving mechanism, and the board testing fixture described in the first aspect, wherein the driving mechanism and the board testing fixture are respectively installed in the On the base, the output end of the driving mechanism is in driving connection with the slider of the board test fixture.

Since the board testing equipment provided in the second aspect of the present application includes the board testing jig described in the first aspect, the board testing equipment provided in the second aspect of the present application also has the same features as those described in the first aspect. The same advantages of the board test fixture.

As an improvement of the above-mentioned board card testing equipment in the present application, the driving mechanism includes a driver, a fixing bracket and a connecting bar, and the fixing bracket is respectively connected with the output end of the driver and the bottom end of the connecting bar, and the The top end of the connecting bar is provided with a slot extending along the second preset direction, and the slot is drivingly connected with the sliding block; the driver drives the sliding block along the sliding block through the fixing bracket and the connecting bar The first preset direction slides back and forth, and the second preset direction is perpendicular to the first preset direction.

In addition to the technical problems solved by the present application, the technical features constituting the technical solutions, and the beneficial effects brought about by the technical features of the technical solutions described above, the board test fixture and board test equipment provided by the present application can Other technical problems to be solved, other technical features included in the technical solution, and the beneficial effects brought about by these technical features will be described in further detail in the specific embodiments.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings that are required in the description of the embodiments of the present application or the prior art. Obviously, the drawings in the following description These drawings and text descriptions are not intended to limit the scope of the concept of the present application in any way, but to illustrate the concept of the present application to those skilled in the art by referring to specific embodiments, and to those of ordinary skill in the art. As far as technical personnel are concerned, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of a board card testing device provided by an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a board test fixture provided by an embodiment of the present application;

FIG. 3 is a partial exploded view of the board test fixture provided by the embodiment of the present application;

4 is a schematic structural diagram of a plug-in module of a board test fixture provided by an embodiment of the present application;

5 is a front view of the slider of the board test fixture provided by the embodiment of the present application;

6 is a cross-sectional view of a guide column of a board test fixture provided by an embodiment of the present application;

FIG. 7 is a schematic structural diagram of a driving structure of a board card testing device provided by an embodiment of the present application.

Description of reference numbers:

100: plug-in module; 110: slider; 111: chute; 112: groove top wall; 113: groove side wall; 114: limit wall; 115: interval; 116: connecting hole; 120: connecting column; 121: Limit head; 130: Matching plug board; 131: Sliding hole; 140: Test component;

210: Tray; 220: Test pin board; 230: Board to be tested;

300: guide rail assembly; 310: guide post; 311: first cylinder; 312: second cylinder; 313: fixing hole; 3131: circular hole segment; 3132: tapered hole segment;

410: base; 420: rack;

500: driving mechanism; 510: driver; 511: connecting seat; 512: fixing seat; 520: fixing bracket; 521: bottom plate; 522: supporting column; 530: connecting bar; 531: card slot; 540: sliding seat; 550: rails.

Detailed ways

In the existing pluggable test equipment, the pluggable module slides back and forth along the guide rail under the action of a driving force, so that the pluggable module can be inserted into the port to be tested, or pulled out from the port to be tested. The guide rail is relatively long, and a plurality of installation holes are arranged along the length direction of the guide rail. Usually SKD1 die steel is used for wire cutting and nickel plating on the surface. The guide rails processed in this way not only have high cost, but also have poor consistency during batch processing, and there are problems of different sizes. For example, the installation holes of the guide rails are inconsistent in position, which affects the installation of the guide rails. If the sliding surface of the guide rail is inclined, it will also affect the sliding direction of the plug-in module, so that the plug-in module cannot be inserted into the port to be tested.

In view of this, the board test fixture provided in the embodiment of the present application includes a tray and a plug-in module, the plug-in module includes a slider, and the slider is provided with a chute extending along a first preset direction; the tray is used to support For the board to be tested, a plurality of guide posts are arranged at intervals along the first preset direction on the tray to form a guide rail assembly, and the guide posts are matched with the chute, so that the plug-in module can slide back and forth along the first preset direction, and the The test port of the test board is plugged in or pulled out from the test port to realize the plug-in test of the board to be tested. A plurality of guide columns are arranged at intervals to form the guide rail, the processing is simple and convenient, the batch processing is consistent, and the cost is reduced; the structure of the guide column is simple, and the installation efficiency is improved.

The following describes in detail the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present application, but should not be construed as a limitation to the present application.

FIG. 1 is a schematic structural diagram of a board card testing apparatus provided by an embodiment of the present application.

Referring to FIG. 1, an embodiment of the present application provides a board testing device, which includes: a base 410, a driving mechanism 500, and a board testing fixture, the base 410 provides installation controls for the driving mechanism 500 and the board testing fixture, and the driving mechanism 500 provides power for the reciprocating sliding of the board test fixture. The base 410 is also provided with a frame 420, the top of the frame 420 is provided with a top test needle board, and the top test needle board can slide up and down to test the to-be-tested needle board on the board test fixture.

FIG. 2 is a schematic structural diagram of a board test fixture provided by an embodiment of the application; FIG. 3 is a partial exploded view of the board test fixture provided by an embodiment of the application; FIG. 4 is a board test fixture provided by an embodiment of the application. Schematic diagram of the structure of the pluggable module.

2 to 4 , the board test fixture is installed on the base 410 . Specifically, the board test fixture includes: the plug-in module 100 and the tray 210 for supporting the board 230 to be tested, below the tray 210 A test pin board 220 is also provided, and the test pin board 220 is connected with the base 410 . The test needle plate 220 is used for installing test probes, and the structure thereof is not limited in the embodiment of the present application.

The plug-in module 100 includes a slider 110 and a test assembly 140 mounted on the slider 110 . The test assembly 140 may include a board positioning structure, a test probe, a test circuit, a test adapter circuit board, etc., which are arranged on the slider 110 . . The embodiment of the present application does not limit the specific structure and arrangement of the test component 140 .

The bottom surface of the slider 110 is provided with a chute 111 extending along the first predetermined direction, and the chute 111 opens downward. According to the test position on the board to be tested 230, the first preset direction may be the X-axis direction in the drawing, or may be the Y-axis direction in the drawing.

The tray 210 in the embodiment of the present application is provided with a guide rail assembly 300 matched with the chute 111 , the guide rail assembly 300 includes a plurality of guide columns 310 spaced along the first preset direction, and the guide rail assembly 300 may include three guide columns 310 , the guide rail assembly 300 may also include four guide columns 310 , and the embodiment of the present application does not limit the number of the guide columns 310 included in the guide rail assembly 300 . The first preset direction may be the X-axis direction in the drawing, and the plug-in module 100 at this time extends along the X-axis direction; the first preset direction may also be the Y-direction in the drawing, and the plug-in module 100 at this time Extend along the Y-axis direction.

At least two guide posts 310 are matched with the chute 111 at the same time. At this time, the distance between the two adjacent guide posts 310 and the sum of the dimensions of the two guide posts 310 along the length of the chute 111 is less than the length of the chute 111 , this arrangement can ensure that the sliding slot 111 cooperates with at least two guide posts 310 to slide, and ensures the reliability of sliding.

The driving mechanism 500 drives the slider 110 to drive the test assembly 140 to slide back and forth along the first preset direction, and the test assembly 140 is inserted into or pulled out from the test port of the board card 230 to be tested, thereby realizing the Test port plug-in test. The cooperation of the chute 111 and the guide post 310 enables the plug-in module 100 to slide along the first preset direction, ensuring that the test component 140 is aligned with the test port of the board card 230 to be tested, and realizes the plug-in test.

In some embodiments, the cross section of the chute 111 may be a rectangle, and the cross section of the guide post 310 may be circular, rectangular, etc.; the chute 111 may be a dovetail slot, and the cross section of the guide post 310 is a dovetail type. The cross section of the chute 111 is a section formed by cutting the chute 111 on the YZ plane.

FIG. 5 is a front view of the slider of the board test fixture provided by the embodiment of the application; FIG. 6 is a cross-sectional view of the guide column of the board test fixture provided by the embodiment of the application.

In other embodiments, referring to FIGS. 5 and 6 , the slider 110 includes a groove top wall 112 and two groove side walls 113 respectively disposed on both sides of the groove top wall 112 , the groove top wall 112 and the two groove side walls 113 . 113 are vertical, the groove top wall 112 and the two groove side walls 113 form the chute 111; the ends of the two groove side walls 113 are respectively bent and extended into the chute 111 to form limit walls 114, and the limit walls 114 are perpendicular to The side wall 113 and the limiting wall 114 of the groove are parallel to the top wall 112 of the groove. There is an interval 115 between the two limiting walls 114 , that is to say, a closed structure is formed at the opening of the chute 111 .

Correspondingly, the guide column 310 includes a first column body 311 and a second column body 312 connected to the end of the first column body 311 . The cross-sectional area of the first column body 311 is smaller than the cross-sectional area of the second column body 312 , In this way, a mating end face is formed on the end face where the second cylinder 312 and the first cylinder 311 are connected. The cross section of the first cylinder 311 and the cross section of the second cylinder 312 are both planes formed by cutting the XY plane.

Optionally, the first cylinder 311 and the second cylinder 312 are respectively cylinders, and the diameter of the first cylinder 311 is smaller than the diameter of the second cylinder 312 . In this way, the second cylinder 312 is connected to the first cylinder 311 One end of the ring forms an annular mating end surface; the cylindrical first cylinder 311 and the second cylinder 312 are convenient for processing and help to reduce processing costs.

The first cylinder 311 is matched with the spacer 115 , and the second cylinder 312 is matched with the chute 111 , so that the chute 111 can slide along the first preset direction, and the top surface of the limiting wall 114 is connected to the second cylinder 312 The mating end faces of the stubs abut against each other, which can also prevent the guide post 310 from coming out of the chute 111 , thereby improving the stability and reliability of the guide post 310 and the chute 111 in cooperation.

The guide posts 310 are arranged in this way, the structure is simple, and the processing is convenient, and the cooperation of the plurality of guide posts 310 can also realize the guiding effect on the sliding direction of the plug-in module 100 .

The first cylinder 311 is fixedly connected to the tray 210, for example, the end face of the first cylinder 311 is bonded to the tray 210; for another example, the first cylinder 311 is connected to the mounting hole provided on the tray 210 by interference; A cylinder 311 is connected with the tray 210 by screws. In some possible implementations, the first cylinder 311 and the second cylinder 312 are coaxial, and the first cylinder 311 and the second cylinder 312 are provided with fixing holes 313; the board test fixture of the embodiment of the present application It also includes screws. The screws pass through the fixing holes 313 and are threadedly connected to the tray 210, so that the guide posts 310 are fixed on the tray 210, and the connection is stable and reliable.

In order to prevent the head of the screw from protruding from the end of the second cylinder 312 and affecting the cooperation with the sliding groove 111, the fixing hole 313 includes a circular hole section 3131 and a conical hole section 3132 arranged coaxially. 3132 is arranged at the end of the second cylinder 312 away from the first cylinder 311, the small diameter end of the tapered hole segment 3132 is connected with the circular hole segment 3131, and the diameter of the small diameter end of the tapered hole segment 3132 is the same as the diameter of the circular hole segment 3131. same diameter. In the embodiment of the present application, the tapered hole section 3132 is provided for accommodating the head of the screw, so as to prevent the head of the screw from protruding from the end of the second cylinder 312 and affecting the cooperation with the chute 111 . Of course, the shape of the fixing hole 313 is not limited to this. For example, the fixing hole 313 is provided with another circular hole segment at the position where the tapered hole segment 3132 is arranged, and the diameter of the circular hole segment is larger than the diameter of the circular hole segment 3131. Can also be used to accommodate screw heads.

Optionally, the guide column 310 can be made of 304 stainless steel by CNC lathe processing without surface treatment, which is not only beneficial to reduce costs, but also helps to ensure the consistency of the guide column 310 by the CNC lathe.

In some embodiments, the distance between at least two adjacent guide posts 310 is different from the distance between other two adjacent guide posts 310 , that is, the plurality of guide posts 310 are not uniform along the first predetermined direction interval setting.

In other embodiments, the distance between every two adjacent guide posts 310 is the same, that is to say, the plurality of guide posts 310 are evenly spaced along the first preset direction. Such an arrangement not only facilitates installation, but also makes guiding The column 310 and the chute 111 are evenly matched and accepted, which is beneficial to improve the guiding property of the guide rail assembly 300 .

Generally, there are a plurality of test ports on the board card 230 to be tested. The test ports can be arranged on the peripheral edge of the board card 230 to be tested. The test ports can also be arranged on the top surface or the bottom surface of the board card to be tested The test port on the bottom surface of the board to be tested 230 can be tested by the test pin board 220 , and the test port provided on the top surface of the board to be tested 230 can be tested by the test pin board provided on the rack 420 .

The board test fixture includes a plurality of plug-in modules 100 for testing the test ports around the edge of the board 230 to be tested. Exemplarily, the board to be tested 230 is a rectangular board, and one side has a test port, or a plurality of sides has test ports, as shown in FIG. 1 to FIG. 3 , the board to be tested 230 is XY. In the rectangular plate in the plane, two sides extending along the Y-axis direction and one side extending along the X-direction are respectively provided with plug-in modules 100 . Correspondingly, a plurality of guide rail assemblies 300 are provided on the tray 210 , and the arrangement positions of the guide rail assemblies 300 correspond to the positions of the plug-in modules 100 .

For convenience of description, the side of the board to be tested 230 extending along the Y-axis direction is the first side, and the side of the board to be tested 230 extending along the X-axis direction is the second side. The first side and the second side are perpendicular. The plug-in module 100 disposed on the first side slides back and forth along the X-axis direction, and at this time, a plurality of guide columns 310 are arranged at intervals along the X-axis direction, and the X-axis direction is the first preset direction; The plug-in module 100 slides back and forth along the Y-axis direction. At this time, the plurality of guide posts 310 are arranged at intervals along the Y-axis direction, and the Y-axis direction is the first preset direction.

The embodiments of the present application do not limit the number and arrangement positions of the plug-in modules 100 and the guide rail assemblies 300 . It can be understood that different types of boards have different test ports, different numbers of plug-in modules 100 and guide rail assemblies 300 and different arrangement positions, and corresponding board test fixtures are different.

The connection between the plug-in module 100 and the driving mechanism 500 will be described below with reference to FIG. 4 and FIG. 7 , wherein FIG. 7 is a schematic structural diagram of the driving structure of the board testing device provided by the embodiment of the application.

Referring to FIG. 4 , the plug-in module 100 further includes a connecting column 120 and a mating board 130 . The mating board 130 is provided with a sliding hole 131 extending in the vertical direction, and the bottom end of the mating board 130 is used for outputting with the driving mechanism 500 One end of the connecting column 120 is fixedly connected with the slider 110. Referring to FIG. 4 and FIG. 5, the end of the slider 110 is provided with a connecting hole 116, and one end of the connecting column 120 is fixedly connected with the connecting hole 116, such as interference connections, screw connections, etc. The other end of the connecting column 120 passes through the sliding hole 131 and is provided with a limiting head 121. The limiting head 121 can limit the mating plug board 130 to come out of the connecting column 120. The cross-sections of the limiting head 121 and the connecting column 120 can both be circular The diameter of the limiting head 121 is larger than the diameter of the connecting column 120 . Of course, this is not limitative, for example, the cross section of the connecting column 120 may also be rectangular. The mating board 130 can slide along the extending direction of the sliding hole 131 , and this arrangement can disconnect the mating board 130 from the driving mechanism 500 , thereby facilitating the replacement of the board card test fixture.

In some possible implementations, there are two connecting posts 120 , and the two connecting posts 120 are located on both sides of the chute 111 respectively. This arrangement can prevent the connecting posts 120 from contacting the guide rail assembly 300 and improve the sliding speed of the plug-in module 100 . Smoothness; correspondingly, the sliding holes 131 are correspondingly arranged with the connecting posts 120 , and two sliding holes 131 are arranged on the mating plug-in board 130 , which are respectively matched with the two connecting columns 120 .

With reference to FIGS. 1 and 7 , the driving mechanism 500 in the embodiment of the present application is installed on the base 410 to provide power for the reciprocating sliding of the plug-in module 100 . The driving mechanism 500 includes a driver 510, a fixing bracket 520 and a connecting bar 530. The fixing bracket 520 is respectively connected with the output end of the driver 510 and the bottom end of the connecting bar 530. Specifically, the fixing bracket 520 includes a bottom plate 521 and a The support column 522, the bottom plate 521 is parallel to the connecting bar 530; the support column 522 can be perpendicular to the bottom plate 521, optionally, a plurality of support columns 522 are provided, and the plurality of support columns 522 are arranged at intervals along the length direction of the bottom plate 521, for example, the bottom plate Two supporting columns 522 are arranged at intervals on the 521. The top end of the supporting column 522 is connected to the bottom end of the connecting bar 530, and the bottom plate 521 is connected to the output end of the driver 510. In this way, the power of the driver 510 is transmitted to the connecting bar 530 through the fixed bracket.

The top end of the connecting bar 530 is provided with a card slot 531 extending along the second preset direction. The card slot 531 is drivingly connected with the slider 110 . When the mating board 130 slides up along the sliding hole 131 , the mating board 130 can be disengaged from the slot 531 , thereby disconnecting the plug-in module 100 from the driving mechanism 500 and facilitating disassembly. In addition, due to the restricting effect of the card slot 531 on the mating board 130 , the mating board 130 does not move relative to the connecting post 120 during the reciprocating sliding of the slider 110 . The second preset direction is perpendicular to the first preset direction. When the first preset direction is along the X-axis direction, the second preset direction is along the Y-axis direction; when the first preset direction is along the Y-axis direction, the second preset direction is along the Y-axis direction. Set the direction along the X-axis direction.

The driver 510 can be an air cylinder, a hydraulic cylinder, etc., and directly drives the plug-in module 100 to slide back and forth along the first preset direction through the fixing bracket 520 and the connecting bar 530; of course, the driver 510 can also be a driving motor, at this time the output end of the driving motor Structures such as a lead screw and a nut are also arranged between the fixing bracket 520, so that the rotational output of the driving motor is converted into a linear output.

Taking the driver 510 as an air cylinder as an example, the output end of the driver 510 is fixedly connected to the base plate 521 through the connecting seat 511, such as screw connection; the casing of the driver 510 can be fixedly connected to the base 410 through the fixing seat 512, such as screw connection. The connecting seat 511 and the fixing seat 512 may be a flat plate structure, an L-shaped plate structure, etc., which are not limited herein.

In this way, the driver 510 drives the mating board 130 to slide back and forth along the first direction through the fixing bracket 520 and the connecting bar 530, and drives the plug module 100 to slide back and forth along the first preset direction as a whole through the connecting column 120 and the slider 110, so as to realize Plug test.

In order to ensure that the fixing bracket 520 and the connecting bar 530 reciprocately slide along the first preset direction without deviation, the driving mechanism of the embodiment of the present application further includes a guide assembly, and the guide assembly includes a matching sliding seat 540 and a sliding rail 550, wherein, The sliding seat 540 is provided with a sliding groove matched with the sliding rail 550, and the sliding rail 550 extends along the second preset direction. One of the sliding seat 540 and the sliding rail 550 is fixed on the bottom plate 521, and the other of the sliding seat 540 and the sliding rail 550 is fixed on the base 410, for example, the sliding seat 540 is fixed on the bottom plate 521, and the sliding rail 550 is fixed on the base 410. The embodiments of the present application do not limit the cross-sectional shapes of the sliding groove and the sliding rail 550 . There may be two guide assemblies, which are located on the outer sides of the two support columns 522 respectively, so as to improve the accuracy of the sliding direction of the fixing bracket 520 and the connecting bar 530 .

1, the bottom of the driver 510 of the driving mechanism 500 and the support column 522 of the fixing bracket 520 are located inside the base 410, which is conducive to protection, and the top part of the support column 522 and the connecting bar 530 are located on the top surface of the base 410, which is convenient for connection The strip 530 mates with the mating insert 130 .

Continuing to refer to FIG. 1 , in the embodiment of the present application, the board testing device includes four driving mechanisms 500 , which correspond to the four sides of the board 230 to be tested, respectively. All ports can be tested. The connecting bar 530 and the card slot 531 of the driving mechanism 500 are both parallel to the length of the side of the board card 230 to be tested, which can be adapted to different board card testing jigs.

To sum up, the board testing jig and equipment provided by the embodiments of the present application, the board testing jig includes: a plug-in module 100 and a tray 210 for supporting the board 230 to be tested, and the plug-in module 100 includes a slider 110 and the test assembly 140 installed on the slider 110, the slider 110 is provided with a chute 111 extending along the first preset direction, the tray 210 is provided with a guide rail assembly 300 matched with the chute 111, and the guide rail assembly 300 includes A plurality of guide posts 310 are arranged at intervals along the first preset direction, and at least two guide posts 310 are matched with the chute 111 at the same time. The test port of the board 230 is plugged in or pulled out from the test port, so as to implement the plug-in test of the test port of the board 230 to be tested. In the embodiment of the present application, a plurality of guide posts 310 are arranged at intervals to form the guide rail assembly 300 , which is simple and convenient to process, which is conducive to reducing costs; the consistency of batch processing is good, which is conducive to ensuring the guiding function of the guide rail assembly 300 ; the guide post 310 has a simple structure and is conducive to Improve installation efficiency.

In the above description, descriptions with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean the specific features, structures described in connection with the embodiment or example , material or feature is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present application. scope.

Claims (10)

1. A board test fixture, characterized in that it comprises: a plug-in module and a tray for supporting a board to be tested, the plug-in module comprising a slider and a test assembly installed on the slider, The slider is provided with a chute extending along a first preset direction; a guide rail assembly matched with the chute is provided on the tray, and the guide rail assembly includes spaced apart along the first preset direction. A plurality of guide posts, at least two of the guide posts are matched with the chute at the same time, and the slider is configured to drive the test assembly to slide back and forth along the first preset direction, so as to connect with the board to be tested The test port of the card is plugged into or unplugged from the test port. 2 . The board test fixture according to claim 1 , wherein the slider comprises a groove top wall and two groove side walls respectively disposed on both sides of the groove top wall, and the groove top wall is 2 . and the two side walls of the groove form the chute; the ends of the two side walls of the groove are respectively bent inward to extend to form limit walls, and there is a space between the two limit walls; The guide column includes a first column body and a second column body connected with the end of the first column body, the cross-sectional area of the first column body is smaller than the cross-sectional area of the second column body, so The first column body is matched with the spacer, and the second column body is matched with the chute. 3 . The board test fixture according to claim 2 , wherein the first cylinder and the second cylinder are cylinders respectively, and the diameter of the first cylinder is smaller than that of the second cylinder. 4 . body diameter. 4 . The board test fixture according to claim 3 , wherein the first cylinder and the second cylinder are coaxial, and the first cylinder and the second cylinder are provided with a a fixing hole; the board test fixture further includes a screw, and the screw is threadedly connected to the tray through the fixing hole. 5 . The board testing jig according to claim 1 , wherein the plurality of guide posts are evenly spaced along the first preset direction. 6 . 6 . The board test fixture according to claim 1 , wherein a plurality of the guide rail assemblies are arranged on the tray. 7 . 7. The board test fixture according to any one of claims 1-4, wherein the plug-in module further comprises a connection column and a mating plug-in board, and the mating plug-in board is provided with an extension extending in the vertical direction The bottom end of the mating plug board is used for plugging with the output end of the drive mechanism; one end of the connecting column is fixedly connected with the sliding block, and the other end of the connecting column passes through the sliding hole And a limiting head is provided; the matching insert plate can slide along the extending direction of the sliding hole. 8 . The board test fixture according to claim 7 , wherein there are two connecting posts, and the two connecting posts are respectively located on both sides of the chute; Two sliding holes are provided, and the sliding holes and the connecting column are correspondingly arranged. 9. A board testing device, comprising: a base, a driving mechanism and the board testing fixture according to any one of claims 1-8, wherein the driving mechanism and the board testing fixture are respectively It is installed on the base, and the output end of the driving mechanism is connected with the sliding block of the board test fixture in a driving manner. 10 . The board testing device according to claim 9 , wherein the driving mechanism comprises a driver, a fixing bracket and a connecting bar, and the fixing bracket is respectively connected with the output end of the driver and the bottom of the connecting bar. 10 . The top end of the connecting bar is provided with a slot extending along the second preset direction, and the slot is drivingly connected with the slider; the driver drives the The slider slides back and forth along the first preset direction, and the second preset direction is perpendicular to the first preset direction.

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