CN220854083U - Vibration test fixture - Google Patents
Vibration test fixture Download PDFInfo
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- CN220854083U CN220854083U CN202322435675.6U CN202322435675U CN220854083U CN 220854083 U CN220854083 U CN 220854083U CN 202322435675 U CN202322435675 U CN 202322435675U CN 220854083 U CN220854083 U CN 220854083U
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- 238000012360 testing method Methods 0.000 title claims abstract description 138
- 238000009434 installation Methods 0.000 claims description 66
- 238000000034 method Methods 0.000 description 6
- 210000001503 joint Anatomy 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a vibration test fixture which comprises an assembly body, a horizontal vibration support group, a vertical vibration support group and a vibration test platform. When carrying out X, Y-axis vibration test, the assembly body is arranged on the vibration test platform through the horizontal vibration bracket group, and the bottom surface of the assembly body is arranged in parallel with the vibration test platform; when the Z-axis vibration test is carried out, the assembly body is installed on the vibration test platform through the vertical vibration support group, and the bottom surface of the assembly body is perpendicular to the vibration test platform. The relative posture between the assembly body and the vibration test platform can be changed by switching the horizontal vibration support group and the vertical vibration support group, so that the direction of vibration of the assembly body is adjusted, and the triaxial vibration test is carried out on the premise of not rotating the vibration platform.
Description
Technical Field
The utility model belongs to the technical field of vibration test tools, and particularly relates to a vibration test fixture.
Background
Patent number CN212807548U discloses a vibration testing tool which can realize a two-axis vibration test of an assembly. Because of the lack of a jig suitable for the third shaft, it is necessary to manually rotate the vibration table so that the vibration direction of the vibration table coincides with the third shaft when the third shaft vibration test is performed. This process is relatively time consuming and has low test efficiency.
Disclosure of utility model
In order to solve the problems in the related art, the application provides the vibration test fixture which can realize the triaxial vibration test of the assembly under the condition that the vibration table is not rotated, and the test efficiency is effectively improved.
The technical proposal is as follows:
The utility model provides a vibration test fixture, its includes assembly, horizontal vibration support group, vertical vibration support group and vibration test platform, and the assembly is equipped with horizontal installation position and vertical installation position, wherein: the assembly installation end of the horizontal vibration bracket group is connected to the horizontal installation position; the platform mounting end of the horizontal vibration bracket group is connected with the vibration test platform; the assembly installation end of the vertical vibration bracket group is connected to the vertical installation position; the platform mounting end of the vertical vibration bracket group is connected with the vibration test platform; the assembly is configured to mount a test component;
when carrying out X, Y-axis vibration test, the assembly body is arranged on the vibration test platform through the horizontal vibration bracket group, and the bottom surface of the assembly body is arranged in parallel with the vibration test platform;
when the Z-axis vibration test is carried out, the assembly body is installed on the vibration test platform through the vertical vibration support group, and the bottom surface of the assembly body is perpendicular to the vibration test platform.
The relative posture between the assembly body and the vibration test platform can be changed by switching the horizontal vibration support group and the vertical vibration support group, so that the direction of vibration of the assembly body is adjusted, and the triaxial vibration test is carried out on the premise of not rotating the vibration platform.
Further, the assembly includes a component, a horizontal mount, and a vertical mount, wherein: the assembly is arranged between the horizontal mounting table and the vertical mounting table; the assembly is clamped and fixed by butt joint installation of the horizontal installation table and the vertical installation table; the horizontal installation position is arranged on the horizontal installation table; the vertical installation position is arranged on the vertical installation table.
The assembly is clamped and fixed through the horizontal installation table and the vertical installation table, so that the assembly is more stable, and the vibration testing precision is improved.
Further, both sides of the horizontal mounting table are provided with horizontal mounting grooves which are connected with the horizontal vibration bracket group through bolts.
Further, vertical mounting grooves are formed in two sides of the vertical mounting table, and the vertical mounting grooves are connected to the vertical vibration support group through bolts.
Further, the horizontal mount is provided with a first component mounting slot, the vertical mount is provided with a second component mounting slot, wherein: the first component mounting groove and the second component mounting groove are arranged in opposite directions; the first component mounting slot and the second component mounting slot are configured to collectively mount components.
The stability of the assembly can be further enhanced by providing mounting slots.
Further, the assembly is provided with a test connector for connecting the test system, the test connector is connected to the assembly in a plug-in manner, and the test connector is provided with a handle.
Further, the horizontal vibration support group includes a first horizontal mount and a second horizontal mount that are symmetrically disposed, wherein: the first end of the first horizontal installation seat is connected with a horizontal installation groove on the first side of the horizontal installation table through a bolt; the second end of the first horizontal mounting seat is connected with the vibration test platform through bolts; the first end of the second horizontal installation seat is connected with a horizontal installation groove on the second side of the horizontal installation table through bolts; the second end bolt of the second horizontal installation seat is connected with the vibration test platform.
Further, the vertical vibration bracket group includes vertical mount pad, and the vertical mounting bracket of first and second that the symmetry set up, wherein: the upper surface of the vertical installation seat is vertically provided with a first vertical installation frame and a second vertical installation frame; the lower surface of the vertical mounting seat is attached to the vibration test platform; the vertical mounting seat is connected with the vibration test platform through bolts; the first vertical mounting frame is connected with a vertical mounting groove on the first side of the vertical mounting table through bolts; the second vertical mounting rack is connected with a vertical mounting groove on the second side of the vertical mounting table through bolts.
Further, the vertical mount is provided with a pad configured to support the assembly.
Further, vibration test platform is equipped with a plurality of bolt installation positions, cable frame and line ball piece, wherein: the bolt installation position can be correspondingly provided with a cable frame, a plurality of horizontal vibration bracket groups or a plurality of vertical vibration bracket groups; the top of the cable rack is provided with a plurality of cable grooves; the cable pressing block covers the cable slot and is connected to the cable rack; the cable trough is configured to connect cables of the test system through the fitting body.
The cable frame and the line pressing block are arranged to support and strengthen the cable, so that the damage to the test result caused by shaking of the cable during vibration is avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is an exploded view of an assembly of the present utility model coupled to a horizontal vibratory support set;
FIG. 2 is a schematic view of the structure of the assembly of the present utility model coupled to a horizontal vibration cradle set;
FIG. 3 is a schematic top view of an assembly of the present utility model for XY axis vibration testing on a vibration testing platform;
FIG. 4 is a schematic view of the structure of the assembly-attached vertical vibration cradle set of the present utility model;
FIG. 5 is a schematic view of a cable holder and a cable pressing block according to the present utility model;
FIG. 6 is a schematic top view of the assembly of the present utility model performing a Z-axis vibration test on a vibration test platform;
Fig. 1-6 include:
1. An assembly body; 11. a component; 12. testing the connector; 13. a handle; 2. a horizontal mounting table; 21. a horizontal mounting groove; 3. a vertical mounting table; 31. a vertical mounting groove; 32. a second component mounting groove; 4. a horizontal vibration bracket group; 41. a first horizontal mount; 42. a second horizontal mount; 5. a vertical vibration cradle set; 51. a vertical mounting base; 52. a first vertical mounting bracket; 53. a second vertical mounting bracket; 54. a pad table; 6. a vibration test platform; 61. a bolt installation position; 62. a cable rack; 63. a wire pressing block; 64. a cable trough.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with aspects of the utility model as detailed in the accompanying claims.
In the prior art, the platform for vibration test can vibrate in the plane direction or the vertical direction, when the vibration test platform only supports the vibration in the plane direction, as the platform can only vibrate in two axes and lacks a clamp suitable for the third axis, when the third axis is required to be tested, the vibration platform needs to be manually rotated, so that the vibration direction of the vibration platform coincides with the third axis. This process is relatively time consuming and has low test efficiency.
In order to solve the technical problems, the application provides a vibration testing fixture, which is shown in the accompanying drawings 1-6:
Vibration test fixture includes assembly 1, horizontal vibration support group 4, vertical vibration support group 5 and vibration test platform 6, and assembly 1 is equipped with horizontal installation position and vertical installation position, wherein: the assembly installation end of the horizontal vibration bracket group 4 is connected to a horizontal installation position; the platform mounting end of the horizontal vibration bracket group 4 is connected with a vibration test platform 6; the assembly installation end of the vertical vibration bracket group 5 is connected to a vertical installation position; the platform mounting end of the vertical vibration bracket group 5 is connected with the vibration test platform 6; the assembly 1 is configured to mount a test component;
The tested component can be a T/R component, the T/R component can be provided with an integrated test module, the integrated test module is jointly installed inside the assembly body 1, external test equipment is connected through a cable, and the T/R component can be tested for the vibration resistance of the test structure and the change of the electrical property of the T/R component in the vibration process.
When carrying out X, Y-axis vibration test, the assembly body 1 is arranged on the vibration test platform 6 through the horizontal vibration bracket group 4, and the bottom surface of the assembly body 1 is arranged in parallel with the vibration test platform 6; and the vibration test platform 6 performs biaxial vibration in the plane, so that X, Y-axis vibration test can be completed.
When the Z-axis vibration test is performed, the assembly body 1 is mounted on the vibration test platform 6 through the vertical vibration support frame set 5, and at this time, the bottom surface of the assembly body 1 is perpendicular to the vibration test platform 6.
The testing process of the application is as follows:
When carrying out X, Y shaft vibration test, assembly 1 passes through horizontal vibration support group 4 and installs on vibration test platform 6, and vibration test platform 6 carries out the biaxial vibration, and assembly 1 gathers and exports test data to the system. When the Z-axis vibration test is carried out, the horizontal vibration support group 4 is detached from the vibration test platform 6, the assembly body 1 and the horizontal vibration support group 4 are detached, the horizontal vibration support group 4 is replaced by the vertical vibration support group 5 and is connected to the corresponding position of the assembly body 1, and then the horizontal vibration support group is integrally mounted on the vibration test platform 6. Because the mounting positions of the assembly body 1 and the horizontal vibration support set 4 and the vertical vibration support set 5 are different, the posture of the assembly body 1 relative to the vibration test platform 6 can be changed after the horizontal vibration support set 4 is switched into the vertical vibration support set 5, and the original parallel posture is changed into the vertical posture, so that the assembly body 1 can vibrate in the Z-axis direction on the premise of not adjusting the vibration test platform 6. The switching process only needs to disassemble the horizontal vibration bracket set 4 and replace the vertical vibration bracket set 5, the workload is far smaller than that of the turnover vibration test platform 6, and the operation is easier.
Therefore, the relative posture between the assembly body 1 and the vibration testing platform 6 can be changed by switching the horizontal vibration bracket group 4 and the vertical vibration bracket group 5, so that the direction of vibration of the assembly body 1 is adjusted, and the triaxial vibration testing is realized on the premise of not rotating the vibration platform.
In one possible embodiment, the assembly 1 comprises a component 11, a horizontal mounting station 2 and a vertical mounting station 3, wherein: the assembly 11 is arranged between the horizontal mounting table 2 and the vertical mounting table 3; the horizontal installation table 2 and the vertical installation table 3 are in butt joint installation to clamp and fix the assembly; the horizontal installation position is arranged on the horizontal installation table 2; the vertical installation position is arranged on the vertical installation table 3.
The assembly body 1 is clamped and fixed by the horizontal installation table 2 and the vertical installation table 3, and the horizontal installation table 2 and the vertical installation table 3 are respectively used for installing the horizontal vibration support group 4 and the vertical vibration support group 5, so that the switching of different axial vibration tests is facilitated.
Therefore, the assembly 11 is clamped and fixed through the horizontal mounting table 2 and the vertical mounting table 3, so that the assembly 11 is more stable, and the vibration testing precision is improved.
In one possible embodiment, both sides of the horizontal mounting table 2 are provided with horizontal mounting grooves 21, and the horizontal mounting grooves 21 are bolted to the horizontal vibration bracket set 4.
Providing the horizontal mounting groove 21 can create a sinking table area, and can make the connection of the horizontal vibration bracket set 4 and the horizontal mounting table 2 more stable.
In one possible embodiment, both sides of the vertical mounting table 3 are provided with vertical mounting grooves 31, and the vertical mounting grooves 31 are bolted to the vertical vibration cradle set 5.
Normally, the vertical vibration bracket set 5 is installed in the vertical installation groove 31, but may also be installed in the area of the back side of the vertical installation groove 31 on the vertical installation table 3, the vertical installation groove 31 may be provided with a through hole, and the vertical vibration bracket set 5 may be connected to the front and back sides of the vertical installation groove 31 through bolts.
In one possible embodiment, the horizontal mounting table 2 is provided with a first component mounting slot (not shown in the drawings), and the vertical mounting table 3 is provided with a second component mounting slot 32, wherein: the first component mounting groove is disposed opposite the second component mounting groove 32; the first component mounting slot and the second component mounting slot 32 are configured to collectively mount the component 11.
The first and second component mounting grooves 32 should correspond to the outer contours of the component 11 so that both sides of the component 11 can be respectively inserted into the first and second component mounting grooves 32.
It follows that the provision of the mounting slots may further enhance the robustness of the assembly 11.
In a possible embodiment, the assembly 11 is provided with a test connector 12 for connecting to a test system, the test connector 12 being connected to the assembly 11 in a plug-in manner, the test connector 12 being provided with a pull tab 13.
During testing, the test connector 12 is in butt joint with the rectangular connector of the assembly 11, and the handle 13 is arranged to facilitate the insertion and the removal of the test connector 12.
In one possible embodiment, the horizontal vibration cradle set 4 comprises a first horizontal mount 41 and a second horizontal mount 42 symmetrically arranged, wherein: the first end of the first horizontal mounting seat 41 is connected with the horizontal mounting groove 21 on the first side of the horizontal mounting table 2 through a bolt; the second end of the first horizontal mounting seat 41 is connected to the vibration test platform 6 through bolts; the first end of the second horizontal mounting seat 42 is connected with the horizontal mounting groove 21 on the second side of the horizontal mounting table 2 through bolts; a second end of the second horizontal mount 42 is bolted to the vibration testing platform 6.
The first horizontal mounting seat 41 and the second horizontal mounting seat 42 support the assembly body 1 together, so that the structural strength of the assembly body can be effectively enhanced, and fatigue fracture of the assembly 11 is avoided.
In one possible embodiment, the vertical vibration cradle set 5 comprises a vertical mount 51, and a first vertical mount 52 and a second vertical mount 53 symmetrically disposed, wherein: a first vertical installation frame 52 and a second vertical installation frame 53 are vertically arranged on the upper surface of the vertical installation seat 51; the lower surface of the vertical mounting seat 51 is attached to the vibration test platform 6; the vertical mounting seat 51 is connected with the vibration testing platform 6 through bolts; the first vertical mounting bracket 52 is bolted to the vertical mounting groove 31 on the first side of the vertical mounting table 3; the second vertical mounting bracket 53 is bolted to the vertical mounting slot 31 on the second side of the vertical mounting table 3.
In one possible embodiment, the vertical mount 51 is provided with a pad 54, the pad 54 being configured to support the assembly 1.
Because the assembly body 1 carries out Z axle vibration test, from the front view direction, vertical vibration support group 5 is connected with the side of assembly body 1, and assembly body 1 below is in unsettled state, receives gravity influence and leads to holistic steadiness to descend, for further increasing the installation steadiness degree between assembly body 1 and vibration test platform 6, sets up pad platform 54, makes assembly body 1 below obtain supporting, improves holistic steadiness.
In one possible embodiment, the vibration testing platform 6 is provided with several bolt mounting locations 61, a cable rack 62 and a wire block 63, wherein: the bolt mounting positions 61 can correspondingly mount the cable frame 62, the plurality of horizontal vibration bracket groups 4 or the plurality of vertical vibration bracket groups 5; the top of the cable rack 62 is provided with a plurality of cable grooves 64; the cable pressing block 63 covers the cable slot 64 and is connected to the cable holder 62; the cable slot 64 is configured to connect cables of the test system through the fitting body 1.
According to the actual size of the assembly body 1 during testing, the horizontal vibration support frame group 4 and the vertical vibration support frame group 5 which are matched in corresponding numbers can simultaneously install a plurality of assembly bodies 1 on the vibration test platform 6, so that a plurality of assembly bodies can be subjected to vibration test at one time, and the test efficiency is greatly improved. On the other hand, in order to protect the cable of the connection system from vibration, the cable rack 62 is installed at the position of the assembly body 1 where the cable is correspondingly connected, the connected cable is placed in the cable groove 64 to play a role in stabilizing the cable, and meanwhile, the cable is limited in the cable groove 64 by the cover installation pressing line block 63, so that the cable is prevented from falling off during vibration.
Therefore, the cable can be supported and reinforced by the cable frame 62 and the cable pressing block 63, and the damage to the test result caused by the shaking of the cable during vibration is avoided.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This utility model is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.
It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.
Claims (9)
1. The utility model provides a vibration test anchor clamps, its characterized in that, vibration test anchor clamps include assembly, horizontal vibration support group, vertical vibration support group and vibration test platform, the assembly includes subassembly, horizontal mount table and vertical mount table, the assembly is equipped with horizontal mount position and vertical mount position, wherein:
The assembly installation end of the horizontal vibration bracket group is connected to the horizontal installation position;
The platform mounting end of the horizontal vibration bracket group is connected with the vibration test platform;
the assembly mounting end of the vertical vibration bracket group is connected to the vertical mounting position;
The platform mounting end of the vertical vibration bracket group is connected with the vibration test platform;
the assembly is configured to mount a test component;
The assembly is disposed between the horizontal mounting stage and the vertical mounting stage;
The assembly is clamped and fixed by butt-joint installation of the horizontal installation table and the vertical installation table;
the horizontal installation position is arranged on the horizontal installation table;
the vertical installation position is arranged on the vertical installation table;
when carrying out X, Y-axis vibration test, the assembly body is arranged on the vibration test platform through the horizontal vibration bracket group, and the bottom surface of the assembly body is arranged in parallel with the vibration test platform;
When the Z-axis vibration test is carried out, the assembly body is installed on the vibration test platform through the vertical vibration support group, and at the moment, the bottom surface of the assembly body is perpendicular to the vibration test platform.
2. The vibration testing fixture of claim 1, wherein horizontal mounting slots are provided on both sides of the horizontal mounting table, the horizontal mounting slots being bolted to the horizontal vibration cradle group.
3. The vibration testing fixture of claim 2, wherein the set of horizontal vibration brackets comprises a first horizontal mount and a second horizontal mount symmetrically disposed, wherein:
the first end of the first horizontal mounting seat is connected with the horizontal mounting groove on the first side of the horizontal mounting table through bolts;
the second end of the first horizontal mounting seat is connected with the vibration test platform through bolts;
The first end of the second horizontal mounting seat is connected with the horizontal mounting groove on the second side of the horizontal mounting table through bolts;
The second end bolt of the second horizontal installation seat is connected with the vibration test platform.
4. The vibration testing fixture of claim 1, wherein vertical mounting slots are provided on both sides of the vertical mounting table, the vertical mounting slots being bolted to the vertical vibration cradle group.
5. The vibration testing fixture of claim 4, wherein the vertical vibration cradle group comprises a vertical mount, and a first vertical mount and a second vertical mount symmetrically disposed, wherein:
The first vertical mounting frame and the second vertical mounting frame are vertically arranged on the upper surface of the vertical mounting seat;
the lower surface of the vertical mounting seat is attached to the vibration test platform;
The vertical mounting seat is connected with the vibration test platform through bolts;
The first vertical mounting frame is connected with a vertical mounting groove on the first side of the vertical mounting table through bolts;
the second vertical mounting frame is connected with the vertical mounting groove on the second side of the vertical mounting table through bolts.
6. The vibration testing jig of claim 5, wherein the vertical mount is provided with a pad configured to support the assembly.
7. The vibration testing fixture of claim 1, wherein the horizontal mounting table is provided with a first component mounting slot and the vertical mounting table is provided with a second component mounting slot, wherein:
The first component mounting groove and the second component mounting groove are arranged in an opposite way;
the first component mounting slot and the second component mounting slot are configured to cooperatively mount the component.
8. The vibration testing jig of claim 1, wherein the assembly is provided with a test connector for connecting to a test system, the test connector being connected to the assembly in a plug-in manner, the test connector being provided with a handle.
9. The vibration testing fixture of claim 1, wherein the vibration testing platform is provided with a plurality of bolt mounting locations, a cable rack, and a wire block, wherein:
the bolt installation position can correspondingly install the cable frame, the plurality of horizontal vibration bracket groups or the plurality of vertical vibration bracket groups;
the top of the cable rack is provided with a plurality of cable grooves;
The cable pressing block is covered on the cable slot and connected with the cable frame;
The cable trough is configured to house cables of the assembly connection test system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322435675.6U CN220854083U (en) | 2023-09-08 | 2023-09-08 | Vibration test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322435675.6U CN220854083U (en) | 2023-09-08 | 2023-09-08 | Vibration test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220854083U true CN220854083U (en) | 2024-04-26 |
Family
ID=90779489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322435675.6U Active CN220854083U (en) | 2023-09-08 | 2023-09-08 | Vibration test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220854083U (en) |
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2023
- 2023-09-08 CN CN202322435675.6U patent/CN220854083U/en active Active
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