CN201575892U - Wireless module random vibration testing clamp - Google Patents
Wireless module random vibration testing clamp Download PDFInfo
- Publication number
- CN201575892U CN201575892U CN2009202150258U CN200920215025U CN201575892U CN 201575892 U CN201575892 U CN 201575892U CN 2009202150258 U CN2009202150258 U CN 2009202150258U CN 200920215025 U CN200920215025 U CN 200920215025U CN 201575892 U CN201575892 U CN 201575892U
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- China
- Prior art keywords
- wireless module
- adapter plate
- base plate
- fixing component
- random vibration
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 238000003825 pressing Methods 0.000 claims description 9
- 239000000758 substrate Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a wireless module random vibration testing clamp, which comprises an adapter plate and at least one group of fixed units fixedly connected with the adapter plate. The group of fixed units is used for fixing a wireless module onto the adapter plate respectively along an X axis vector direction, a Y axis vector direction and a Z axis vector direction. The wireless module random vibration testing clamp can effectively fix a wireless module product and can increase testing accuracy and testing efficiency.
Description
Technical Field
The utility model relates to a test fixture especially relates to an anchor clamps of using in wireless module random vibration test experiment.
Background
The random vibration test is an important item in the product reliability test, the clamp is an important link in the random vibration test, whether the test is successful or not, and the credibility of the test result is closely related to the design, manufacture, installation and use of the test clamp.
The vibration equipment consists of a D-150-2 electric vibration test system produced by STI and an RC-2000 digital vibration control instrument. With the continuous updating of products, the existing matching clamp can not meet the requirements. The defects are mainly shown in the following three aspects: firstly, because of long-term use the screw thread wear, the bolt can't be screwed up, can't fix anchor clamps to the shaking table on, and the shaking in-process anchor clamps can uninterruptedly strike the shaking table, and like this time, will damage shaking table and anchor clamps. Secondly, the test piece can be fixed only in a single direction, and three axial vibrations are carried out respectively, which wastes time and resources. Thirdly, the shape of the existing clamp and the position of the fixing hole are not suitable for the existing wireless module, and the existing clamp cannot be well clamped and fixed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that in order to overcome the unable reasonable fixed defect of current wireless module anchor clamps in random vibration test is experimental, provide one kind and can effectively fix wireless module product to can improve the wireless module random vibration test anchor clamps that test accuracy and efficiency of software testing's random vibration test used.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides a wireless module vibration test fixture at random which characterized in that, it includes: the fixing units are fixed with the adapter plate along the vector directions of an X axis, a Y axis and a Z axis respectively.
The group of fixing units at least comprises an X-direction fixing component, a Y-direction fixing component and a Z-direction fixing component, and at least one X-direction clamping groove and at least one Y-direction clamping groove are respectively arranged on the two horizontal sides of the adapter plate; and
the Z-direction fixing component at least comprises a Z-direction base plate, and the Z-direction base plate is fixedly connected with the adapter plate along the Z direction through a plurality of bolts and nuts;
the Y-direction fixing component at least comprises a Y-direction base plate, a Y-direction pressing strip transversely arranged on the Y-direction base plate and two bolts, wherein the Y-direction base plate is embedded with the adapter plate along the Y direction through the Y-direction clamping groove;
and the X-direction fixing component at least comprises an X-direction base plate, an X-direction pressing strip transversely arranged on the X-direction base plate and two bolts, and the X-direction base plate is embedded with the adapter plate along the X direction through the X-direction clamping groove.
Wherein, the adapter plate is also provided with at least one T-shaped groove for placing a power line or a cable.
Wherein, the adapter plate is fixedly connected with a vibration table.
The adapter plate is rectangular and is provided with a plurality of fixing holes or connecting holes.
The utility model discloses an actively advance the effect and lie in:
1. use the utility model discloses an anchor clamps can carry out the vibration test along X axle, Y axle, the three vector direction of Z axle simultaneously to a plurality of wireless modules, has not only improved the measuring accuracy, and has saved a large amount of test time and test efficiency.
2. The utility model discloses easily installation, it is fixed to make things convenient for the wireless module clamping.
3. The utility model discloses an anchor clamps design is simple, easily preparation, and the price is not expensive.
Drawings
Fig. 1 is a schematic diagram of a system test according to a preferred embodiment of the present invention.
Fig. 2 is a diagram of a structure of a fixture according to a preferred embodiment of the present invention.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in fig. 1 to 2, the utility model provides a wireless module random vibration test fixture 1, the principle of this test system is through D-150-2 electric vibration test system and RC-2000 digital vibration control instrument, and the energy of mechanical connection is passed to wireless module 2 from shaking table 3 and is tested the product to drive wireless module 2 random vibration. In order to fix wireless module 2 better, the utility model discloses a random vibration test fixture 1, including an adapter plate 4, and at least a set of fixed unit with this adapter plate 4 rigid coupling. The fixing units are used for fixing the wireless module 2 on the adapter plate 4 along three vector directions of an X axis, a Y axis and a Z axis, and meanwhile, the wireless module is fixed on the adapter plate 4 along three vector directions of the X axis, the Y axis and the Z axis. The set of fixing units at least comprises an X-direction fixing component, a Y-direction fixing component and a Z-direction fixing component.
The adapter plate 4 is made of a material with light weight, high rigidity and large damping, such as magnesium alloy or aluminum alloy, and a rectangular adapter plate can be cast by using a whole magnesium alloy or aluminum alloy block material. On the adapter plate 4, several connecting holes 5 are opened corresponding to the thread aperture of the vibration table 3 and the geometric distribution position thereof, and the rectangular adapter plate is fixed with the vibration table 3 by screws, namely the adapter plate 4 is fixedly connected with the vibration table 3 of the test system. Then, on the adapter plate 4, according to the structure of the wireless module 2, a plurality of fixing holes 8 are correspondingly formed on the adapter plate 4, and an X-direction clamping groove 103 and a Y-direction clamping groove 107 are respectively formed on two horizontal sides of the adapter plate 4, so that the X-direction fixing component and the Y-direction fixing component are respectively fixed with the adapter plate 4 along the X direction and the Y direction, and the wireless module is subjected to a random vibration test along the X direction and the Y direction.
The Z-direction fixing component comprises a Z-direction base plate 104, and the Z-direction base plate 104 is fixed with the adapter plate 4 along the Z direction through a plurality of bolts and nuts; the Y-direction fixing component comprises a Y-direction base plate 106 and a Y-direction pressing strip 105 transversely arranged on the Y-direction base plate 106, and the Y-direction pressing strip 105 and the Y-direction base plate 106 are fixed through two bolts 6 and two nuts, so that the Y-direction base plate 106 is embedded with the adapter plate 4 through the Y-direction clamping groove 107. The X-direction fixing assembly at least comprises an X-direction base plate 102, an X-direction pressing strip 101 transversely arranged on the X-direction base plate 102, and two bolts 6, wherein the X-direction base plate 102 is embedded with the adapter plate 4 through the X-direction clamping groove 103. The adapter plate 4 is also provided with a T-shaped groove 7 for passing a power line or a cable.
Random vibration test anchor clamps 1 can fix three wireless module 2 simultaneously on a keysets to can be respectively along X axle, Y axle, the three vector direction of Z axle, carry out vibration test simultaneously to wireless module 2. The X of test fixture is to fixed subassembly, Y to fixed subassembly and Z to fixed subassembly evenly distributed on shaking table 3, and shaking table 3 atress is balanced, can not produce off-centre in the vibration, has consequently guaranteed wireless module 2's measuring accuracy.
The utility model discloses a test procedure and application method as follows: firstly, fixing the adapter plate 4 on the vibration table 3 through a plurality of connecting holes 5 by bolts and nuts; sleeving bolts on the Z-direction substrate 104 through four fixing holes on the adapter plate 4, and fixing the Z-direction substrate by using nuts; fix wireless module 2 on Z to base plate 104 along the Z through contact pin or current connected mode, fix power cord and radio frequency cable conductor in the T type groove 7 of keysets 4 to rock the production and pull the power at the vibration in-process, influence the test result. The bolts are screwed into the bolt holes of the X-direction clamping groove 103 and the Y-direction clamping groove 107, the X-direction substrate 102 and the Y-direction substrate 106 which vibrate along the X-direction and the Y-direction are respectively embedded into the corresponding clamping grooves, and then the corresponding X-direction pressing strip 101 and the corresponding Y-direction pressing strip 105 are respectively transversely arranged on the X-direction substrate 102 and the Y-direction substrate 106, so that the X-direction substrate 102 and the Y-direction substrate 106 are respectively fixed on the rotating plate 4, and similarly, the wireless module 2 is fixed on the X-direction substrate 102 and the Y-direction substrate 106 through pins or other existing fixing modes. After the whole set of test fixture 1 is clamped, a sensor control point of a test system is arranged below a Z-direction substrate 104 which vibrates along the Z-axis direction, a monitoring sensor is arranged on a wireless module 2 of a Z-direction fixing component, and then random vibration test is carried out.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these embodiments are merely illustrative and various changes or modifications may be made without departing from the principles and spirit of the invention. The scope of protection of the invention is therefore defined by the appended claims.
Claims (5)
1. The utility model provides a wireless module vibration test fixture at random which characterized in that, it includes: the fixing units are fixed with the adapter plate along the vector directions of an X axis, a Y axis and a Z axis respectively.
2. The fixture for testing the random vibration of the wireless module according to claim 1, wherein the set of fixing units at least comprises an X-direction fixing component, a Y-direction fixing component and a Z-direction fixing component, and at least one X-direction slot and at least one Y-direction slot are respectively formed on two horizontal sides of the adapter plate; wherein,
the Z-direction fixing component at least comprises a Z-direction base plate, and the Z-direction base plate is fixedly connected with the adapter plate along the Z direction through a plurality of bolts and nuts;
the Y-direction fixing component at least comprises a Y-direction base plate, a Y-direction pressing strip transversely arranged on the Y-direction base plate and two bolts, wherein the Y-direction base plate is embedded with the adapter plate along the Y direction through the Y-direction clamping groove;
the X-direction fixing component at least comprises an X-direction base plate, an X-direction pressing strip transversely arranged on the X-direction base plate and two bolts, wherein the X-direction base plate is embedded with the adapter plate along the X direction through the X-direction clamping groove.
3. The wireless module random vibration test fixture of claim 2 wherein the adapter plate further comprises at least one T-slot for receiving a power cord or a cable.
4. The wireless module random vibration test fixture of claim 1 wherein the adapter plate is affixed to a vibration table.
5. The fixture for testing the random vibration of the wireless module according to any one of claims 1 to 4, wherein the adapter plate has a rectangular shape and is provided with a plurality of fixing holes or connecting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202150258U CN201575892U (en) | 2009-12-30 | 2009-12-30 | Wireless module random vibration testing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202150258U CN201575892U (en) | 2009-12-30 | 2009-12-30 | Wireless module random vibration testing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201575892U true CN201575892U (en) | 2010-09-08 |
Family
ID=42695768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202150258U Expired - Fee Related CN201575892U (en) | 2009-12-30 | 2009-12-30 | Wireless module random vibration testing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201575892U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679920A (en) * | 2017-03-06 | 2017-05-17 | 中国农业大学 | Random vibration type test bed |
| CN106714065A (en) * | 2015-07-28 | 2017-05-24 | 苏州井利电子股份有限公司 | Vibration-sand-based horn text fixture |
| CN107036773A (en) * | 2015-07-28 | 2017-08-11 | 苏州井利电子股份有限公司 | A kind of horn vibration test placement tool |
-
2009
- 2009-12-30 CN CN2009202150258U patent/CN201575892U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714065A (en) * | 2015-07-28 | 2017-05-24 | 苏州井利电子股份有限公司 | Vibration-sand-based horn text fixture |
| CN107036773A (en) * | 2015-07-28 | 2017-08-11 | 苏州井利电子股份有限公司 | A kind of horn vibration test placement tool |
| CN106679920A (en) * | 2017-03-06 | 2017-05-17 | 中国农业大学 | Random vibration type test bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20121230 |