CN207448293U - A kind of simple vibration test fixture of adjustable barycenter - Google Patents
A kind of simple vibration test fixture of adjustable barycenter Download PDFInfo
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- CN207448293U CN207448293U CN201721481188.1U CN201721481188U CN207448293U CN 207448293 U CN207448293 U CN 207448293U CN 201721481188 U CN201721481188 U CN 201721481188U CN 207448293 U CN207448293 U CN 207448293U
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- vibration test
- bottom board
- clamp bottom
- test fixture
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Abstract
The utility model is related to a kind of simple vibration test fixture of adjustable barycenter, including movable part (2), kidney slot (3), clamp bottom board (4) and connecting screw (5).The simple vibration test fixture of the utility model, the fixed position of both ends movable part can be adjusted by the kidney slot on bottom plate according to different testpieces, achieve the purpose that adjust testpieces and test fixture entirety center of gravity overlaps with shake table center, so that the type device can be general in the vibration test of different testpieces, the experimentation cost of vibration test has been saved.
Description
Technical field
The utility model belongs to vibration test fixture technical field, and in particular to a kind of simple vibration that can adjust barycenter
Test fixture can realize the vibration test of different product using the fixture.
Background technology
Vibration test is an important tests project in dynamic environmental test, to find product design and production process
The defects of, so as to reach improvement product design, improve the purpose of the vibration resistance environment capacity of product.Ordinary test product passes through
Vibration tong is installed on vibration test table top, and the quality of vibration test fixture determines the success or not of experiment, result of the test
Confidence level.
It carries out requiring test products and vibration tong entirety barycenter and shake table center basic during vibration test in laboratory
It overlaps, since the quality center of mass of different product is different, needs the quality center of mass according to different tests product special under normal conditions
Door carries out the design and manufacture of vibration test fixture, and it is impossible to be use universally.
Utility model content
The utility model proposes a kind of simple vibration test fixture of adjustable barycenter, suitable for different quality barycenter product
Vibration test, by adjusting movable part and bottom plate link position, so as to reach Adjustment Tests product and fixture entirety barycenter
Vibration test is completed with the purpose that shake table center essentially coincides.
In view of the above problem of the prior art, the utility model is used according to disclosed in the utility model on one side
Following technical scheme：
A kind of simple vibration test fixture of adjustable barycenter, including movable part (2), kidney slot (3), clamp bottom board
(4) and connecting screw (5)；
Wherein, clamp bottom board (4) is one piece of metal plate, and clamp bottom board (4) geometric center has several connecting holes, passes through
Clamp bottom board (4) is connected by bolt with vibration table (1)；
Several kidney slots (3) are located at clamp bottom board (4) both lateral sides, and connecting screw (5) can be long in each kidney slot (3)
Spend direction activity adjustment；
There are two movable parts (2), is separately fixed at the longitudinal both sides of clamp bottom board (4), each movable part (2) is upper and lower
" recessed " type two-part structure, upper and lower " recessed " type two-part structure centre are used to fix vibration test part；
Each movable part (2) is connected by connecting screw (5) with clamp bottom board (4), by tightening connecting screw (5)
Both ends nut clamps the vibration test part among movable part (2), so as to reach fixed purpose.
It is characterized in that, movable part (2) is made of wood materials.
It is characterized in that, the simple vibration test fixture includes 4 connecting screws (5).
It is characterized in that, by adjusting position of the movable part (2) on clamp bottom board (4), vibration test part matter is realized
The adjustment of the heart.
Advantageous effect：
The simple vibration test fixture of the utility model can be adjusted according to different testpieces by the kidney slot on bottom plate
The fixed position of both ends movable part reaches and adjusts the mesh that testpieces and test fixture entirety center of gravity are overlapped with shake table center
, so that the type device can be general in the vibration test of different testpieces, save the experimentation cost of vibration test.
Description of the drawings
Fig. 1 can adjust the simple vibration test fixture top view of barycenter；
Fig. 2 can adjust the simple vibration test fixture left view of barycenter.
Specific embodiment
The utility model is described in further detail with reference to embodiment, but the embodiment of the utility model is not
It is limited to this.
The utility model is a kind of simple vibration test fixture of adjustable barycenter, including movable part (2), kidney slot
(3), clamp bottom board (4) and connecting screw (5), as shown in Figure 1.
Clamp bottom board (4) is one piece of metal plate, and clamp bottom board (4) geometric center has several connecting holes, passes through bolt
Clamp bottom board (4) is connected with vibration table (1).
Several kidney slots (3) are located at clamp bottom board (4) both lateral sides, and connecting screw (5) can be long in each kidney slot (3)
Spend direction activity adjustment.
There are two movable parts (2), is made of wood materials.The longitudinal both sides of clamp bottom board (4) are separately fixed at, each
Movable part (2) is " recessed " type two-part structure up and down, as shown in Fig. 2, being used to fix up and down among " recessed " type two-part structure
Vibration test part.
Each movable part (2) is connected by connecting screw (5) with clamp bottom board (4), by tightening connecting screw (5)
Both ends nut clamps the vibration test part among movable part (2), so as to reach fixed purpose.
The assembling process of the simple vibration test fixture is：
1) clamp bottom board (4) is fixed by bolts on vibration test fixture；
2) movable part (2) is fixed on clamp bottom board (4)；
3) vibration test part is placed in " recessed " type two-part structure up and down of movable part (2)；
4) movable part (2) is adjusted the bottom of at using kidney slot (4) according to the quality center of mass of vibration test part and test fixture
Position on plate makes the quality center of mass of vibration test part be overlapped with the center of clamp bottom board (4).
5) nut at connecting screw (5) both ends is tightened, it is testpieces is fixed on vibration test fixture, you can be vibrated
Experiment.
Claims (4)
1. a kind of simple vibration test fixture of adjustable barycenter, including movable part (2), kidney slot (3), clamp bottom board (4)
With connecting screw (5)；
Wherein, clamp bottom board (4) is one piece of metal plate, and clamp bottom board (4) geometric center has several connecting holes, passes through bolt
Clamp bottom board (4) is connected with vibration table (1)；
Several kidney slots (3) are located at clamp bottom board (4) both lateral sides, and connecting screw (5) can be in each kidney slot (3) length side
It is adjusted to activity；
There are two movable parts (2), is separately fixed at the longitudinal both sides of clamp bottom board (4), and each movable part (2) is up and down " recessed "
Type two-part structure, upper and lower " recessed " type two-part structure centre are used to fix vibration test part；
Each movable part (2) is connected by connecting screw (5) with clamp bottom board (4), by tightening connecting screw (5) both ends
Nut clamps the vibration test part among movable part (2), so as to reach fixed purpose.
A kind of 2. simple vibration test fixture of adjustable barycenter as described in claim 1, which is characterized in that movable part
(2) made of wood materials.
3. a kind of simple vibration test fixture of adjustable barycenter as described in claim 1, which is characterized in that described simply to shake
Dynamic test fixture includes 4 connecting screws (5).
4. a kind of simple vibration test fixture of adjustable barycenter as described in claim 1, which is characterized in that lived by adjusting
The adjustment of vibration test part barycenter is realized in position of the dynamic component (2) on clamp bottom board (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481188.1U CN207448293U (en) | 2017-11-08 | 2017-11-08 | A kind of simple vibration test fixture of adjustable barycenter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721481188.1U CN207448293U (en) | 2017-11-08 | 2017-11-08 | A kind of simple vibration test fixture of adjustable barycenter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207448293U true CN207448293U (en) | 2018-06-05 |
Family
ID=62254369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721481188.1U Active CN207448293U (en) | 2017-11-08 | 2017-11-08 | A kind of simple vibration test fixture of adjustable barycenter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207448293U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141792A (en) * | 2018-09-29 | 2019-01-04 | 中国空空导弹研究院 | A kind of fixture applied to telemetering antenna vibration test |
| CN109398754A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of integral wing tank rolling vibration test counterweight fixture |
| CN109827729A (en) * | 2019-03-06 | 2019-05-31 | 聊城大学 | Ancient Wood construction vibration damage experimental detection device |
| CN110542570A (en) * | 2019-09-30 | 2019-12-06 | 吉林大学 | Formula collision test platform truck is adjusted to dual-purpose barycenter of curved straight way |
| CN110907107A (en) * | 2019-11-07 | 2020-03-24 | 北京动力机械研究所 | Micro-tube bundle type precooler diaphragm vibration measurement system and method |
| CN111922941A (en) * | 2020-08-07 | 2020-11-13 | 温州易正科技有限公司 | Clamping device of regulation formula |
-
2017
- 2017-11-08 CN CN201721481188.1U patent/CN207448293U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141792A (en) * | 2018-09-29 | 2019-01-04 | 中国空空导弹研究院 | A kind of fixture applied to telemetering antenna vibration test |
| CN109141792B (en) * | 2018-09-29 | 2024-04-09 | 中国空空导弹研究院 | Clamp applied to telemetering antenna vibration test |
| CN109398754A (en) * | 2018-12-07 | 2019-03-01 | 江西洪都航空工业集团有限责任公司 | A kind of integral wing tank rolling vibration test counterweight fixture |
| CN109827729A (en) * | 2019-03-06 | 2019-05-31 | 聊城大学 | Ancient Wood construction vibration damage experimental detection device |
| CN110542570A (en) * | 2019-09-30 | 2019-12-06 | 吉林大学 | Formula collision test platform truck is adjusted to dual-purpose barycenter of curved straight way |
| CN110907107A (en) * | 2019-11-07 | 2020-03-24 | 北京动力机械研究所 | Micro-tube bundle type precooler diaphragm vibration measurement system and method |
| CN110907107B (en) * | 2019-11-07 | 2021-04-20 | 北京动力机械研究所 | Micro-tube bundle type precooler diaphragm vibration measurement system and method |
| CN111922941A (en) * | 2020-08-07 | 2020-11-13 | 温州易正科技有限公司 | Clamping device of regulation formula |
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