CN203869880U - Automobile oscillator experiment device - Google Patents
Automobile oscillator experiment device Download PDFInfo
- Publication number
- CN203869880U CN203869880U CN201420236692.5U CN201420236692U CN203869880U CN 203869880 U CN203869880 U CN 203869880U CN 201420236692 U CN201420236692 U CN 201420236692U CN 203869880 U CN203869880 U CN 203869880U
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- CN
- China
- Prior art keywords
- automobile
- electromagnet
- oscillator
- hydraulic pressure
- pressure device
- Prior art date
- 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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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of automobile oscillators, and particularly relates to an automobile oscillator experiment device. The automobile oscillator experiment device comprises a body frame. The inner bottom of the body frame is provided with a hydraulic pressure device. An electromagnet is arranged above the hydraulic pressure device. A lower workbench is arranged above the electromagnet. The two sides of the lower workbench are respectively provided with a main vibration spring. An upper workbench and a force sensor are arranged in the upper part inside the body frame. According to the automobile oscillator experiment device, the sensor and the hydraulic pressure device are additionally arranged. By adopting the structure, the loading force range and the frequency range are wide, the amplitude range is wide, and the experiment requirements for the majority of automobile shock absorbers can be met.
Description
Technical field
The utility model relates to a kind of test unit, relates in particular to a kind of test unit of automobile oscillator.
Background technology
When elastomeric material is used as flexible member, its stiffness coefficient changes because frequency of operation is different.Therefore, the metal rubber piece in automobile absorber has dividing of quiet rigidity and dynamic stiffness.In prior art, adopt electro-hydraulic servo fatigue test board to carry out automobile absorber metalwork dynamic stiffness always and measure, the upper limit of its testing table available frequency range, vibration displacement is very little, causes measuring accuracy lower, and its price is higher.
Summary of the invention
The technical problems to be solved in the utility model is: in prior art, adopt electro-hydraulic servo fatigue test board to carry out automobile absorber metalwork dynamic stiffness always and measure, the upper limit of its testing table available frequency range, vibration displacement is very little, cause measuring accuracy lower, and its price is higher, provide a kind of test unit of automobile oscillator.
In order to overcome the defect existing in background technology, the utility model solves the technical scheme that its technical matters adopts: the test unit of this automobile oscillator comprises fuselage ring, bottom in described fuselage ring is provided with hydraulic pressure device, the top of described hydraulic pressure device is provided with electromagnet, the top of electromagnet is provided with lower table, the both sides of described lower table are provided with principal earthquake spring, and the top in fuselage ring is provided with upper table and power sensor.
According to another embodiment of the invention, further comprise in described electromagnet and be provided with AC excitation coil, the both sides of electromagnet are provided with DC magnetizing coil.
The beneficial effects of the utility model are: the test unit of this automobile oscillator has increased sensor and hydraulic amplifier device, and loading force and the frequency range of this structure structure are wide, so amplitude range is also wider, can meet the test of most of automobile absorbers.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Wherein: 1, fuselage ring, 2, hydraulic pressure device, 3, electromagnet, 4, AC excitation coil, 5, DC magnetizing coil, 6, lower table, 7, principal earthquake spring, 8, workpiece, 9, upper table, 10, force cell.
Embodiment
Fig. 1 is structural representation of the present utility model, comprise fuselage ring 1, bottom in fuselage ring 1 is provided with hydraulic pressure device 2, the top of described hydraulic pressure device 2 is provided with electromagnet 3, the top of electromagnet 3 is provided with lower table 6, the both sides of described lower table 6 are provided with principal earthquake spring 7, and the top in fuselage ring 1 is provided with upper table 9 and force cell 10.In electromagnet 3, be provided with AC excitation coil 4, the both sides of electromagnet 3 are provided with DC magnetizing coil 5.Need the workpiece 8 detecting to be placed between lower table 6 and upper table 9, hydraulic pressure device 2 and force cell 10 can guarantee that the workpiece 8 that needs are detected loads the prestress of 5000N and the alternate load of 1999N.Frequency range is divided 10-100Hz and 40-400Hz two grades, and amplitude range is at 0.1-0.5mm, and this structure can meet the detection of most of automobile absorbers.
This structure is easy for installation, easily safeguards, one-piece construction is small and exquisite, can at will move, and increases work efficiency.
Claims (2)
1. the test unit of an automobile oscillator, comprise fuselage ring (1), it is characterized in that: the bottom in described fuselage ring (1) is provided with hydraulic pressure device (2), the top of described hydraulic pressure device (2) is provided with electromagnet (3), the top of electromagnet (3) is provided with lower table (6), the both sides of described lower table (6) are provided with principal earthquake spring (7), and the top in fuselage ring (1) is provided with upper table (9) and power sensor (10).
2. the test unit of automobile oscillator as claimed in claim 1, is characterized in that: in described electromagnet (3), be provided with AC excitation coil (4), the both sides of electromagnet (3) are provided with DC magnetizing coil (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420236692.5U CN203869880U (en) | 2014-05-10 | 2014-05-10 | Automobile oscillator experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420236692.5U CN203869880U (en) | 2014-05-10 | 2014-05-10 | Automobile oscillator experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869880U true CN203869880U (en) | 2014-10-08 |
Family
ID=51650820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420236692.5U Expired - Fee Related CN203869880U (en) | 2014-05-10 | 2014-05-10 | Automobile oscillator experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203869880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739515A (en) * | 2016-05-06 | 2016-07-06 | 陈龙 | Novel unmanned aerial vehicle flight controller module |
| CN107588960A (en) * | 2017-07-18 | 2018-01-16 | 芜湖赛宝信息产业技术研究院有限公司 | A kind of overall vehicle vibration testing fixture |
-
2014
- 2014-05-10 CN CN201420236692.5U patent/CN203869880U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739515A (en) * | 2016-05-06 | 2016-07-06 | 陈龙 | Novel unmanned aerial vehicle flight controller module |
| CN107588960A (en) * | 2017-07-18 | 2018-01-16 | 芜湖赛宝信息产业技术研究院有限公司 | A kind of overall vehicle vibration testing fixture |
| CN107588960B (en) * | 2017-07-18 | 2019-04-23 | 芜湖赛宝信息产业技术研究院有限公司 | A kind of overall vehicle vibration testing fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150510 |
|
| EXPY | Termination of patent right or utility model |