CN201707218U - Oil hydraulic shock absorber test bed - Google Patents
Oil hydraulic shock absorber test bed Download PDFInfo
- Publication number
- CN201707218U CN201707218U CN2010202472112U CN201020247211U CN201707218U CN 201707218 U CN201707218 U CN 201707218U CN 2010202472112 U CN2010202472112 U CN 2010202472112U CN 201020247211 U CN201020247211 U CN 201020247211U CN 201707218 U CN201707218 U CN 201707218U
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- motion device
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- simple harmonic
- harmonic motion
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Abstract
The utility model relates to an oil hydraulic shock absorber test bed, which comprises a body. Vertical columns, a motor, a transmission gearbox, a transverse simple-harmonic-motion device, a vertical simple-harmonic-motion device and a moving base are arranged on the body, the moving base and the vertical column are arranged at two ends of the body, the transverse simple-harmonic-motion device is disposed in the middle of the body, a transverse force sensor corresponding to the transverse simple-harmonic-motion device is arranged on the moving base, the vertical simple-harmonic-motion device is arranged between the vertical columns, a vertical force sensor corresponding to the vertical simple-harmonic-motion device is arranged on the vertical columns, and the transmission gearbox is connected with the transverse simple-harmonic-motion device and the vertical simple-harmonic-motion device. The oil hydraulic shock absorber test bed adopts a frequency converter to realize stepless transmission of the alternating-current motor, utilizes the closed loop revolution control technique to keep 0.1% of the precision of the revolution, and expands the speed ratio range via the transmission gearbox to meet requirements of performance test for oil hydraulic shock absorbers.
Description
Technical field
The utility model relates to checkout equipment, relates in particular to a kind of oil-pressure damper testing table.
Background technology
During greater than 140km/h, oil pressure damper is an important equipment to rail vehicles in speed.Select for use well behaved vibroshock can improve vehicle smoothness greatly, improve the vehicle operating quality, especially on bullet train, the oil pressure damper parts that are absolutely necessary.So the performance of oil pressure damper is tested very important.The motor speed low precision of prior oil pressure damper test stand control, drive motor is again by the requirement that can't satisfy the oil-pressure damper performance test behind the wheel box expansion speed ratio then.
The utility model content
The technical problems to be solved in the utility model is: a kind of rotary speed precision height, image data oil-pressure damper testing table accurately is provided.
In order to overcome the defective that exists in the background technology, the technical scheme that its technical matters that solves the utility model adopts is: a kind of oil-pressure damper testing table, comprise body, described body is provided with column, motor, by motor-driven transmission gear box, horizontal simple harmonic motion device, vertical simple harmonic motion device and mobile seat, described mobile seat and column are positioned at the two ends of body, described horizontal simple harmonic motion device is positioned at the middle part of body, described mobile seat is provided with and the horizontal corresponding transverse force sensor of simple harmonic motion device, described vertical simple harmonic motion device is between column, described column is provided with and the corresponding vertical force sensor of vertical simple harmonic motion device, described transmission gear box and horizontal simple harmonic motion device, vertical simple harmonic motion device connects.
According to another embodiment of the present utility model, the oil-pressure damper testing table comprises that further described motor is an alternating-current variable frequency motor.
According to another embodiment of the present utility model, the oil-pressure damper testing table further comprises on the described vertical simple harmonic motion device and is equipped with the vertical deviation sensor.
According to another embodiment of the present utility model, the oil-pressure damper testing table further comprises on the described horizontal simple harmonic motion device and is equipped with the transversal displacement sensor.
According to another embodiment of the present utility model, the oil-pressure damper testing table comprises that further described transmission gear box is equipped with lubricating system.
According to another embodiment of the present utility model, the oil-pressure damper testing table comprises that further described column is provided with portable beam, and described vertical force sensor is positioned on the portable beam.
The utility model has solved the defective that exists in the background technology, and its advantage is as follows:
1, whole test system realizes full automation, comprise the control to frequency converter, directly carry out communication by computer by serial and frequency converter, test figure is also all handled by computing machine, all test dictation are also all sent by computing machine, and are simple to operation;
2, adopt the electrodeless variable-speed of frequency converter realization, and utilize the scrambler of frequency converter to reach the control of closed loop rotating speed to guarantee that rotary speed precision is 0.1% (promptly 1.5 rev/mins) to alternating current generator;
3, the multi-functional data collecting card of high-performance is adopted in data acquisition, uses the DMA data-transformation facility to finish multichannel high-speed sampling, and sampling rate has reached 100KHZ, and the accuracy class of all sensors has all reached 0.05 grade.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Fig. 2 is the schematic top plan view of Fig. 1;
Wherein: 1, body, 2, column, 21, the vertical force sensor, 22, portable beam, 3, motor, 4, transmission gear box, 41, lubricating system, 5, horizontal simple harmonic motion device, 51, the transversal displacement sensor, 6, vertical simple harmonic motion device, 61, vertical deviation sensor, 7, move seat, 71, transverse force sensor, 8, computer.
Embodiment
With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the synoptic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Shown in Fig. 1-2, a kind of oil-pressure damper testing table, comprise body 1, described body 1 is provided with column 2, motor 3, transmission gear box 4 by motor 3 drivings, horizontal simple harmonic motion device 5, vertical simple harmonic motion device 6 and mobile seat 7, described mobile seat 7 and column 2 are positioned at the two ends of body 1, described horizontal simple harmonic motion device 5 is positioned at the middle part of body 1, described mobile seat 7 is provided with and horizontal simple harmonic motion device 5 corresponding transverse force sensor 71, described vertical simple harmonic motion device 6 is between column 2, described column 2 is provided with and vertical simple harmonic motion device 6 corresponding vertical force sensors 21, described transmission gear box 4 and horizontal simple harmonic motion device 5, vertical simple harmonic motion device 6 connects.Wherein, testing table also comprises computer 8, described computer 8 and described motor 3, laterally simple harmonic motion device 5, vertical simple harmonic motion device 6, vertical force sensor 21 and transverse force sensor 71 electric connections.
For ease of motor 3 electrodeless variable-speeds and assurance rotary speed precision, described motor 3 is an alternating-current variable frequency motor.
In addition, be equipped with vertical deviation sensor 61 on the described vertical simple harmonic motion device 6, be equipped with transversal displacement sensor 51 on the described horizontal simple harmonic motion device 5.
For satisfying the requirement of oil-pressure damper performance test, described transmission gear box 4 is equipped with lubricating system 41.
Described column 2 is provided with portable beam 22, and described vertical force sensor 21 is positioned on the portable beam 22, moves up and down along column 2 by portable beam 22, has guaranteed the precision of vertical force sensor 21.
The utility model can be tested vertical vibroshock and transverse damper respectively, peak load 30KN, and maximum installation dimension is vertical to be 650mm, is 1200mm laterally, can be used for the various model oil pressure dampers of domestic existing.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the instructions, must determine its technical scope according to the claim scope.
Claims (6)
1. oil-pressure damper testing table, it is characterized in that: comprise body, described body is provided with column, motor, by motor-driven transmission gear box, horizontal simple harmonic motion device, vertical simple harmonic motion device and mobile seat, described mobile seat and column are positioned at the two ends of body, described horizontal simple harmonic motion device is positioned at the middle part of body, described mobile seat is provided with and the horizontal corresponding transverse force sensor of simple harmonic motion device, described vertical simple harmonic motion device is between column, described column is provided with and the corresponding vertical force sensor of vertical simple harmonic motion device, described transmission gear box and horizontal simple harmonic motion device, vertical simple harmonic motion device connects.
2. oil-pressure damper testing table as claimed in claim 1 is characterized in that: described motor is an alternating-current variable frequency motor.
3. oil-pressure damper testing table as claimed in claim 1 is characterized in that: be equipped with the vertical deviation sensor on the described vertical simple harmonic motion device.
4. oil-pressure damper testing table as claimed in claim 1 is characterized in that: be equipped with the transversal displacement sensor on the described horizontal simple harmonic motion device.
5. oil-pressure damper testing table as claimed in claim 1 is characterized in that: described transmission gear box is equipped with lubricating system.
6. oil-pressure damper testing table as claimed in claim 1 is characterized in that: described column is provided with portable beam, and described vertical force sensor is positioned on the portable beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202472112U CN201707218U (en) | 2010-07-05 | 2010-07-05 | Oil hydraulic shock absorber test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202472112U CN201707218U (en) | 2010-07-05 | 2010-07-05 | Oil hydraulic shock absorber test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201707218U true CN201707218U (en) | 2011-01-12 |
Family
ID=43444379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202472112U Expired - Fee Related CN201707218U (en) | 2010-07-05 | 2010-07-05 | Oil hydraulic shock absorber test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201707218U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221470A (en) * | 2011-04-01 | 2011-10-19 | 浙江大学 | Performance parameter test system of silicon oil damper for vehicle |
| CN104236893A (en) * | 2014-10-09 | 2014-12-24 | 河海大学常州校区 | Performance parameter test system and performance parameter test method of hydraulic damper |
| CN107588943A (en) * | 2017-10-25 | 2018-01-16 | 海门市铁路机车车辆配件厂有限公司 | AC servo test platform for oil pressure vibration damper |
| CN107976325A (en) * | 2017-12-05 | 2018-05-01 | 佛山市南海区昭星减震器有限公司 | A kind of front damper of motorcycle durability test device |
-
2010
- 2010-07-05 CN CN2010202472112U patent/CN201707218U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221470A (en) * | 2011-04-01 | 2011-10-19 | 浙江大学 | Performance parameter test system of silicon oil damper for vehicle |
| CN102221470B (en) * | 2011-04-01 | 2012-09-19 | 浙江大学 | Performance parameter test system of silicon oil damper for vehicle |
| CN104236893A (en) * | 2014-10-09 | 2014-12-24 | 河海大学常州校区 | Performance parameter test system and performance parameter test method of hydraulic damper |
| CN107588943A (en) * | 2017-10-25 | 2018-01-16 | 海门市铁路机车车辆配件厂有限公司 | AC servo test platform for oil pressure vibration damper |
| CN107976325A (en) * | 2017-12-05 | 2018-05-01 | 佛山市南海区昭星减震器有限公司 | A kind of front damper of motorcycle durability test device |
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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: 20110112 Termination date: 20140705 |
|
| EXPY | Termination of patent right or utility model |