CN221224145U - VPX vibration test fixture - Google Patents
VPX vibration test fixture Download PDFInfo
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- CN221224145U CN221224145U CN202322914910.8U CN202322914910U CN221224145U CN 221224145 U CN221224145 U CN 221224145U CN 202322914910 U CN202322914910 U CN 202322914910U CN 221224145 U CN221224145 U CN 221224145U
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- 238000012360 testing method Methods 0.000 title claims abstract description 111
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 230000013011 mating Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a VPX vibration testing tool. The utility model relates to a test fixture technical field comprises cooperation support group, module and the test board that awaits measuring, cooperation support group is formed by the combination of two fixed bolster that set up relatively for inject the position and the gesture of module that awaits measuring. The two fixing brackets are oppositely arranged along the vertical central line of the base, the module to be detected is positioned at the inner side of the fixing bracket, and one end of the module to be detected is contacted with the test board. The base is used for supporting the whole testing device and providing an interface of the vibrating table. The test board is used for connecting the module to be tested and is used for transmitting vibration signals and recording test data. The test board links to each other with the module that awaits measuring, and the other end links to each other with the cooperation support group, when using this VPX vibration test fixture to test, at first will await measuring the module and install in the cooperation support group to link to each other with the cooperation support group through the test board. And then placing the whole testing device on a vibrating table, and starting the vibrating table to perform vibration testing. In the vibration process, the position of the module to be tested is limited by matching with the bracket group.
Description
Technical Field
The utility model relates to the technical field of test tools, in particular to a VPX vibration test tool.
Background
The VPX vibration testing tool is a special tool for carrying out vibration testing on the VPX equipment, and the reliability and performance of the VPX equipment in a vibration environment can be evaluated by using the VPX vibration testing tool. By simulating the vibration condition under the actual working condition, whether the equipment meets the relevant standard and requirement can be detected, and the service life and reliability of the equipment under the vibration environment can be determined;
At present, the vibration test for the VPX single module only exists in the mode of attaching to the whole machine test or powering up before and after the vibration test to confirm whether the module works normally, and the live detailed test for the module in the vibration test process is lacked.
Disclosure of utility model
The utility model aims to: the tool for testing the electrified vibration of the single VPX module is designed, the installation scene of the single VPX module in the VPX chassis is simulated, the problem that the vibration test of the single VPX module needs to be electrified and can only be attached to the vibration test of the whole machine is solved, and the reliability, the production and the test efficiency of the single VPX module are improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a VPX vibration test fixture for to-be-tested module is fixed, cooperates the vibration testboard to carry out the test action, includes: the test board that is formed by fixed bolster and base combination, set up in on the base, with the module that awaits measuring is connected, the fixed bolster is provided with two at least, two the fixed bolster is followed the perpendicular central line of base sets up relatively, waits to detect the module and is located the cooperation support inboard, one end with the test board contacts, the fixed bolster is treated and is detected the module and carry out the position and limit.
According to an aspect of an embodiment of the present application, the fixing bracket includes: the frame body is a ladder-shaped clamping groove matched with the outline dimension of the module to be tested, is arranged on a reinforcing rib at one end of the frame body, which is far away from the module to be tested, and is arranged on the inner side of the reinforcing rib and is provided with a plurality of cavities.
The fixing bracket is used for fixing the module to be tested and ensuring the stability and accuracy of the module to be tested in the installation process. The design of the device considers the external dimension of the module to be tested and provides flexible adjustment options to adapt to different installation requirements.
According to one aspect of the embodiment of the application, at least two reinforcing ribs are arranged, the two reinforcing ribs are symmetrically arranged along the vertical center line of the end face at one side of the frame body, and the reinforcing ribs are L-shaped.
The strengthening rib can promote fixed direct holistic structural strength to further promote the stability when spacing to the module that awaits measuring.
According to an aspect of an embodiment of the present application, the base includes: the body extends a preset distance along one end face of the body towards the other end face to form a concave matching groove, and the through cavity is formed in the bottom end of the matching groove.
The base is a structure with a concave matching groove and a through cavity. Its design purpose is to match with the module to be tested or other components and to provide the functions of connection, communication or transmission. By using the base, the module to be tested or other components can be conveniently fixed on the bracket, and the connection with other components and the function expansion can be realized.
According to one aspect of the embodiment of the application, the matching groove provides a test board accommodating cavity, the test board is arranged inside the matching groove, and the through cavity provides a wire area of the test board.
The matching groove provides a test board accommodating cavity and a lead area through cavity, and the base can realize tight combination and connection with the test board and provide a passage for leads on the test board.
According to one aspect of the embodiment of the application, the corners of the body are stretched downwards for a preset distance to form a groove body, and the bottom end of the groove body is provided with a fixing hole.
Compared with the prior art, the utility model has the beneficial effects that:
After the position of the module to be tested is limited by arranging the matched support group, the module to be tested is arranged on the vibration test platform according to the requirement, the mounting direction of the matched support group can be adjusted according to the requirement, so that the multi-directional vibration test can be performed, and the embarrassment that the vibration test of the VPX single module needs to be performed in an electrified mode and can only be attached to the vibration test of the whole machine is solved.
Drawings
Fig. 1 is a perspective view of a VPX vibration test fixture according to the present utility model.
Fig. 2 is a schematic structural view of the fixing bracket of the present utility model.
Fig. 3 is a schematic structural view of the base of the present utility model.
In the figure: the device comprises a matching bracket group 1, a fixed bracket 2, a base 3, a module to be tested 4, a test board 5, a frame body 11, a clamping groove 12, a reinforcing rib 13, a hole cavity 14, a body 31, a fixing hole 32, a matching groove 33 and a through cavity 34.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
The applicant believes that at the present stage, the vibration test for the VPX single module exists only in the state of being attached to the complete machine test or whether the power-on confirmation module works normally before and after the vibration test, and the live detailed test for the module in the vibration test process is lacking.
Therefore, the applicant designs a VPX vibration testing tool, which consists of a matched bracket set 1, a base 3, a module to be tested 4 and a testing board 5, wherein the matched bracket set 1 is formed by combining two fixed brackets 2 which are oppositely arranged and is used for limiting the position and the gesture of the module to be tested 4. The two fixing brackets 2 are oppositely arranged along the vertical center line of the base 3, the module to be detected is positioned on the inner side of the matched bracket, and one end of the module to be detected is contacted with the test board 5. The base 3 is used to support the whole test device and to provide an interface for the vibrating table. The test board 5 is used for connecting the module to be tested 4, and is used for transmitting vibration signals and recording test data. The test board 5 is connected with the module to be tested 4, the other end is connected with the matched support group 1, and when the VPX vibration test tool is used for testing, the module to be tested 4 is firstly installed in the matched support group 1 and is connected with the matched support group 1 through the test board 5. And then placing the whole testing device on a vibrating table, and starting the vibrating table to perform vibration testing. In the vibration process, the position of the module to be tested 4 is limited by matching with the bracket group 1.
The utility model relates to a VPX vibration testing tool, in practical application, as shown in figure 1, comprising: the matching bracket group 1, the module to be tested 4 and the test board 5 are combined by two fixing brackets 2 which are oppositely arranged, and the matching bracket group 1 is used for limiting the position and the gesture of the module to be tested 4. The two fixing brackets 2 are oppositely arranged along the vertical center line of the base 3, the module to be detected is positioned at the inner side of the matched bracket group 1, and one end of the module to be detected is contacted with the test board 5. The base 3 is used to support the whole test device and to provide an interface for the vibrating table. The test board 5 is used for connecting the module to be tested 4, and is used for transmitting vibration signals and recording test data. The test board 5 is connected with the module to be tested 4.
When the VPX vibration testing tool is used for testing, the module to be tested 4 is firstly installed in the matched support group 1 and is connected with the matched support group 1 through the testing plate 5. And then placing the whole testing device on a vibrating table, and starting the vibrating table to perform vibration testing. In the vibration process, the position of the module to be tested 4 is limited by matching with the bracket group 1, the test board 5 records and analyzes the vibration signals and response data to evaluate the reliability and performance of the module to be tested 4 in the vibration environment, and the test board 5 selects the corresponding in the prior art according to the detection requirement, so that redundant description is omitted.
In practical application, as shown in fig. 2, the fixing bracket 2 includes: the frame body 21, the clamping groove 22, the reinforcing ribs 23 and the hole cavity 24, wherein the frame body 21 is a main body part of the bracket, is in a ladder shape and is matched with the clamping groove 22 of the external dimension of the module 4 to be tested. The shape and size of the clamping groove 22 can be matched with those of the module to be tested 4 so as to ensure that the module to be tested 4 can be stably mounted on the bracket. The reinforcing rib 23 is located at one end of the frame 21, away from the module to be tested 4. Its function is to provide additional support and stability to ensure that the module under test 4 does not move or wobble during installation. The reinforcing rib 23 is L-shaped. The inner side of the reinforcing rib 23 is provided with a plurality of cavities 24. The purpose of these bores 24 is to provide more flexibility and adjustability to the frame 21. By selecting different positions of the cavities 24, the mounting height or orientation of the bracket can be adjusted to meet the test mounting requirements of different modules 4 to be tested.
In practical application, as shown in fig. 3, the base 3 includes a body 31, a fixing hole 32, a matching groove 33 and a through cavity 34, wherein the body 31 is a main body part of the base 3 and is of an integral structure. The fitting groove 33 extends along one end face of the body 31 toward the other end face, and forms a recessed groove body. The purpose of the mating grooves 33 is to mate with the module under test 4 or other components to ensure that they are securely mounted to the base 3. The through cavity 34 is a cavity formed at the bottom end of the mating groove 33. The through cavities 34 are provided as holes, slots or other shaped structures. Its function is to provide access so that the module under test 4 or other component can be connected, communicated or transmitted with other parts through the base 3.
In the above embodiment, further, the fitting groove 33 is used to accommodate the test board 5. The test board 5 is a circuit board or module on which various test points, connectors or other test-related elements are located. By placing the test board 5 inside the fitting groove 33, it can be tightly combined with the base 3, ensuring stability and reliability. The through cavity 34 is a channel opening at the bottom end of the mating slot 33, which provides a wire area for the test board 5. Wires on the test board 5 can be connected to other components through the through cavities 34.
In the above embodiment, further, the body 31 of the base 3 is stretched downward at the corners for a certain distance to form a groove, and the bottom end of the groove is provided with the fixing hole 32.
In the actual use process, the two fixing brackets 2 are fastened together through bolts, then the two test frames are fastened on the base 3 through bolts, and the test board 5 and the base 3 are fastened together through bolts; the module 4 to be tested is inserted into a groove in the middle of the front and rear fastening brackets from top to bottom, the locking strip is screwed, the base 3 is fixed on the vibration test board by bolts, the tested interface is led out from the test board 5, and the test can be started, as the vibration test board can only provide vibration excitation in one direction, when the X-direction vibration test is carried out, the whole assembled tool is required to be installed in a way that the width direction is parallel to the excitation direction; when Y-direction vibration test is carried out, the whole assembled tool is required to be installed in a mode that the width direction is perpendicular to the excitation direction; when the Z-direction vibration test is carried out, the whole assembled tool is required to be installed in the mode that the plane of the base 3 is perpendicular to the excitation direction, and the reverse test is required to be installed by 90 degrees.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a VPX vibration test fixture for to-be-tested module is fixed, cooperates the vibration test bench to carry out the test action, its characterized in that, test fixture includes:
The matched bracket group comprises a fixed bracket and a base;
the test board is arranged on the base and connected with the module to be tested;
The fixing brackets are at least two, and the two fixing brackets are oppositely arranged along the vertical center line of the base;
the module to be detected is positioned at the inner side of the matched support group, one end of the module to be detected is contacted with the test board, and the fixed support limits the position of the module to be detected.
2. The VPX vibration test fixture of claim 1, wherein the fixed bracket comprises:
A frame body;
the clamping groove is matched with the outline dimension of the module to be tested;
the reinforcing rib is arranged at one end of the frame body, which is far away from the module to be tested;
The hole cavities are formed in the inner sides of the reinforcing ribs and are provided with a plurality of holes.
3. The VPX vibration test fixture according to claim 2, wherein: the reinforcing ribs are at least two, and the two reinforcing ribs are symmetrically arranged along one side end face of the frame body.
4. The VPX vibration test fixture of claim 1, wherein the base comprises:
A body;
a mating groove extending a predetermined distance along one end face of the body toward the other end face to form a recess;
The cavity is formed in the bottom end of the matching groove.
5. The VPX vibration test fixture according to claim 4, wherein: the matching groove provides a test board accommodating cavity, the test board is arranged in the matching groove, and the through cavity provides a test board conducting wire area.
6. The VPX vibration test fixture according to claim 4, wherein: fixing holes are formed in the corners of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322914910.8U CN221224145U (en) | 2023-10-30 | 2023-10-30 | VPX vibration test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322914910.8U CN221224145U (en) | 2023-10-30 | 2023-10-30 | VPX vibration test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221224145U true CN221224145U (en) | 2024-06-25 |
Family
ID=91578366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322914910.8U Active CN221224145U (en) | 2023-10-30 | 2023-10-30 | VPX vibration test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221224145U (en) |
-
2023
- 2023-10-30 CN CN202322914910.8U patent/CN221224145U/en active Active
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