CN204758245U - A shaking table for testing automobile sensor anti -seismic performance - Google Patents
A shaking table for testing automobile sensor anti -seismic performance Download PDFInfo
- Publication number
- CN204758245U CN204758245U CN201520459523.2U CN201520459523U CN204758245U CN 204758245 U CN204758245 U CN 204758245U CN 201520459523 U CN201520459523 U CN 201520459523U CN 204758245 U CN204758245 U CN 204758245U
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- module
- vibration panel
- frequency modulation
- vibration
- control module
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Abstract
The utility model discloses a shaking table for testing automobile sensor anti -seismic performance, including fixed baseplate and vibration panel, fixed baseplate passes through spring coupling with the vibration panel, is equipped with below the vibration panel and cup joints at the inside guide shaft of spring, and the middle part is equipped with the magnetizer below the vibration panel, last power plug, switch, display screen and the operating keyboard of being equipped with of fixed baseplate, the inside iron core that is equipped with power module, control module, frequency modulation voltage regulating module and is located the magnetizer below of fixed baseplate is equipped with solenoid on. Power plug, switch, power module, control module, operating keyboard establish ties in proper order, and display screen and frequency modulation voltage regulating module all are connected with the control module electricity, and power module's output and frequency modulation voltage regulating module's input are connected, and frequency modulation voltage regulating module is connected with switch 0's both ends. The utility model discloses a control module passes through voltage and frequency that frequency modulation voltage regulating module changes the solenoid both ends, vibration frequency and range that can accurate control vibration panel.
Description
Technical field
The utility model is specifically related to a kind of shaking table for testing automobile sensor anti-seismic performance.
Background technology
In the research and development of automobile sensor, production, testing process, all need to carry out test and check to sensor resistance to shock.How existing shaking table (vibration generating arrangement) implements vibration by driven by motor eccentric wheel mode, and vibration frequency and Oscillation Amplitude are determined by motor speed and eccentric wheel size, and adjustment motor speed or eccentric wheel size all can cause the change of vibration frequency and amplitude.Existing electric and magnetic oscillation, mostly is and determines frequency vibrates generation frequency and amplitude by means of only Control of Voltage.These vibration generating arrangements all can not accurately control vibration frequency and amplitude, and the oscillating region that can simulate and complicacy are all not high.
Utility model content
The purpose of this utility model is the shortcoming overcoming prior art, provides a kind of shaking table for testing automobile sensor anti-seismic performance, can not accurately control vibration frequency and amplitude problem to solve existing shaking table.
For achieving the above object, technical solution adopted in the utility model is: provide a kind of shaking table for testing automobile sensor anti-seismic performance, comprise fixed pedestal and can on fixed pedestal the vibration panel of vertical tremor, fixed pedestal is connected by spring with vibration panel, be provided with the guide shaft being socketed in spring inner and moving to surrounding for preventing spring below vibration panel, under vibration panel, Middle face is provided with magnetic conductor;
Fixed pedestal is provided with attaching plug, power switch, display screen and operation keyboard, the iron core that fixed pedestal inside is provided with power module, control module, frequency modulation and voltage modulation module and is positioned at below magnetic conductor, and iron core is provided with solenoid;
Attaching plug, power switch, power module, control module, operation keyboard are connected successively, display screen and frequency modulation and voltage modulation module are all electrically connected with control module, the output terminal of power module is connected with the input end of frequency modulation and voltage modulation module, and frequency modulation and voltage modulation module is connected with the two ends of solenoid.
As preferably, be installed with multiple fixed head above vibration panel, fixed head is connected with above vibration panel by support, fixed head is evenly equipped with multiple mounting hole for fixation of sensor.
the beneficial effects of the utility model are:
1, the utility model comprise fixed pedestal and can on fixed pedestal the vibration panel of vertical tremor, fixed pedestal is connected by spring with vibration panel, be provided with the guide shaft being socketed in spring inner and moving to surrounding for preventing spring below vibration panel, under vibration panel, Middle face is provided with magnetic conductor.Fixed pedestal is provided with attaching plug, power switch, display screen and operation keyboard, the iron core that fixed pedestal inside is provided with power module, control module, frequency modulation and voltage modulation module and is positioned at below magnetic conductor, and iron core is provided with solenoid.Solenoid can produce alternating magnetic field to attract magnetic conductor when connecting alternating current, and iron core can strengthen the magnetic field that solenoid produces, thus magnetic conductor drives vibration panel to produce corresponding vibration.Control module changes voltage and the frequency at solenoid two ends by frequency modulation and voltage modulation module, accurately can control vibration frequency and the amplitude of vibration panel.
2, multiple fixed head is installed with above vibration panel of the present utility model, fixed head is connected with above vibration panel by support, fixed head is evenly equipped with multiple mounting hole for fixation of sensor, multiple sensor can be fixed simultaneously on fixed head, carry out test and check, effectively can improve the test and check speed of sensor, increase work efficiency greatly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shaking table for testing automobile sensor anti-seismic performance;
Fig. 2 is the electrical block diagram of the shaking table for testing automobile sensor anti-seismic performance;
Fig. 3 is the theory diagram of the shaking table for testing automobile sensor anti-seismic performance.
Wherein: 1, vibration panel; 2, spring; 3, fixed pedestal; 4, guide shaft; 5, control module; 6, mounting hole; 7, power module; 8, attaching plug; 9, frequency modulation and voltage modulation module; 10, iron core; 11, solenoid; 12, magnetic conductor; 13, power switch; 14, display screen; 15, operation keyboard; 16, support; 17, fixed head.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to Fig. 1 and 2, the present embodiment provides a kind of shaking table for testing automobile sensor anti-seismic performance, comprise fixed pedestal 3 and can on fixed pedestal 3 vibration panel 1 of vertical tremor, fixed pedestal 3 is connected by spring 2 with vibration panel 1, vibration panel 1 is provided with the guide shaft 4 being socketed in spring 2 inside and moving to surrounding for preventing spring 2 below, and vibration panel 1 time Middle face is provided with magnetic conductor 12.Vibration panel 1 is installed with multiple fixed head 17 above, and fixed head 17 is connected with vibration panel 1 above by support 16, fixed head 17 is evenly equipped with multiple mounting hole 6 for fixation of sensor.
Fixed pedestal 3 is provided with attaching plug 8, power switch 13, display screen 14 and operation keyboard 15, the iron core 10 that fixed pedestal 3 inside is provided with power module 7, control module 5, frequency modulation and voltage modulation module 9 and is positioned at below magnetic conductor 12, iron core 10 is provided with solenoid 11.Attaching plug 8, power switch 13, power module 7, control module 5, operation keyboard 15 are connected successively, display screen 14 and frequency modulation and voltage modulation module 9 are all electrically connected with control module 5, the output terminal of power module 7 is connected with the input end of frequency modulation and voltage modulation module 9, and frequency modulation and voltage modulation module 9 is connected with the two ends of solenoid 11.
In implementation process, attaching plug 8 is connected 220V alternating current and is turned on the power switch 13, thus when making solenoid 11 connect alternating current, solenoid 11 can produce alternating magnetic field to attract magnetic conductor 12, and iron core 10 can strengthen the magnetic field that solenoid 11 produces.Solenoid 11 produces alternating magnetic field size to be changed according to certain rules, thus magnetic conductor 12 drives vibration panel 1 to produce corresponding vibration.
Control module controls voltage and the frequency that frequency modulation and voltage modulation module changes solenoid two ends, accurately can control vibration frequency and the amplitude of vibration panel 1.Can be set by operation keyboard 15 and determine the vibration of frequency tentering, Converting frequency & amplitude vibration, even be set in the random vibration of required range of frequencies and voltage random variation, realize the simulation of specifying vibration environment fast, the vibration environment of simulation is more close to true.Display screen 14 arranges vibration parameters and display related data for non-productive operation keyboard 15, can make operating process more simple, intuitive.Be fixed on by support 16 on the fixed head 17 on vibration panel 1 and be evenly equipped with multiple mounting hole 6, multiple sensor can be fixed simultaneously on fixed head 17, carry out test and check, effectively can improve the test and check speed of sensor, increase work efficiency greatly.
Above-mentioned embodiment is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (2)
1. the shaking table for testing automobile sensor anti-seismic performance, it is characterized in that: comprise fixed pedestal and can on fixed pedestal the vibration panel of vertical tremor, fixed pedestal is connected by spring with vibration panel, be provided with the guide shaft being socketed in spring inner and moving to surrounding for preventing spring below vibration panel, under vibration panel, Middle face is provided with magnetic conductor;
Described fixed pedestal is provided with attaching plug, power switch, display screen and operation keyboard, the iron core that fixed pedestal inside is provided with power module, control module, frequency modulation and voltage modulation module and is positioned at below magnetic conductor, and iron core is provided with solenoid;
Described attaching plug, power switch, power module, control module, operation keyboard are connected successively, display screen and frequency modulation and voltage modulation module are all electrically connected with control module, the output terminal of power module is connected with the input end of frequency modulation and voltage modulation module, and frequency modulation and voltage modulation module is connected with the two ends of solenoid.
2. the shaking table for testing automobile sensor anti-seismic performance according to claim 1, it is characterized in that: above described vibration panel, be installed with multiple fixed head, fixed head is connected with above vibration panel by support, fixed head is evenly equipped with multiple mounting hole for fixation of sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459523.2U CN204758245U (en) | 2015-06-30 | 2015-06-30 | A shaking table for testing automobile sensor anti -seismic performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459523.2U CN204758245U (en) | 2015-06-30 | 2015-06-30 | A shaking table for testing automobile sensor anti -seismic performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204758245U true CN204758245U (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520459523.2U Expired - Fee Related CN204758245U (en) | 2015-06-30 | 2015-06-30 | A shaking table for testing automobile sensor anti -seismic performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204758245U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014608A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of automobile air conditioner compressor electromagnetic clutch test device |
| CN111721396A (en) * | 2020-06-30 | 2020-09-29 | 广州百畅信息科技有限公司 | Vibration detection device based on sensing technology |
| CN113432818A (en) * | 2021-06-25 | 2021-09-24 | 上海交通大学 | Programmable force-excited blade vibration testing device |
-
2015
- 2015-06-30 CN CN201520459523.2U patent/CN204758245U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107014608A (en) * | 2017-05-03 | 2017-08-04 | 江苏昊科汽车空调有限公司 | A kind of automobile air conditioner compressor electromagnetic clutch test device |
| CN111721396A (en) * | 2020-06-30 | 2020-09-29 | 广州百畅信息科技有限公司 | Vibration detection device based on sensing technology |
| CN113432818A (en) * | 2021-06-25 | 2021-09-24 | 上海交通大学 | Programmable force-excited blade vibration testing 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20190630 |