CN204189046U - A kind of vibrating controller - Google Patents
A kind of vibrating controller Download PDFInfo
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- CN204189046U CN204189046U CN201420611057.0U CN201420611057U CN204189046U CN 204189046 U CN204189046 U CN 204189046U CN 201420611057 U CN201420611057 U CN 201420611057U CN 204189046 U CN204189046 U CN 204189046U
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Abstract
The utility model relates to a kind of vibrating controller, comprise: 8 channel sensor signal acquisition module, 8 passage A/D module, for rear class main processing block provides input data, with the main processing block that high performance float-point DSP is core, the order associated treatment module being core with high performance FPGA, D/A module, communication part, power module etc.Described A/D module, main processing block, order associated treatment module, D/A module, communication part are integrated on mainboard, described mainboard is arranged in minitype vertical type cabinet, signal acquisition module is arranged on cabinet rear panel, and communication part interface, power module are arranged on the front panel of cabinet.The utility model vibrating controller is also provided with and gathers front end, realizes the flexible low cost configuration of 1-16 input channel.The vibrating controller that the utility model provides uses up-to-date high-performance height integrated chip in a large number, and by functional structure of making rational planning for, rational deployment, solve interference, the technical matterss such as heat radiation, realize the vertical layout of vibrating controller miniaturization, and dependable performance is stablized.
Description
Technical field
The utility model relates to a kind of vibration control system, is specifically related to a kind of vibrating controller.
Background technology
Vibration control system is generally made up of assemblies such as shaking table, controller, power amplifier, computing machine, acceleration transducers.The control software design operating vibration controller of computing machine (PC) by installing, the target spectrum of setting vibration control, vibrating controller outputs signal to power amplifier according to the target spectrum of setting, power amplifier amplifying signal rear drive jigging platform moving coil, jigging platform moving coil moves up and down according to the drive singal of input, after jigging platform moving coil vibration experienced by acceleration transducer, vibration signal is fed back to vibrating controller, because the drive singal of jigging platform moving coil actual vibration and input often has deviation, the error that the target that vibrating controller calculates vibration signal and the setting of feeding back is composed, real-time adjustment driver output, the requirement vibration impelling shaking table future time point according to target to compose.Vibrating controller is the core cell of vibration signal processing, and the performance of vibrating controller directly affects the validity of vibration testing method.Existing vibrating controller uses integrated level and the not high chip of performance, and structural allocation is unreasonable, and cause instrument volume comparatively large, cost is higher, and Performance And Reliability is not high yet, and packed and transported carries equal inconvenience, and field layout and cabling are comparatively random, and signal disturbing is large.
In vibration test, signal is connected in series, and the signal that vibrating controller exports is to power amplifier, power amplifier outputs to shaking table after amplifying, driving shaking table vibrates, and the sensor be bonded on jigging platform moving coil exports vibration signal to vibrating controller, and whole system forms a closed loop.Because link is more, when test has fault, when needing to judge that specifically that link has a problem, check oneself function because former vibrating controller does not provide, make site problems locate comparatively difficulty.
In process of the test, generally determine the quantity of sensor according to the size of test test specimen, the sensor within most cases using 8, namely controller will have 8 input channels.Large-scale experiment generally will use the sensor of more than 8, and existing vibrating controller does not possess expanded function, just additionally must purchase the vibrating controller of more than 8 passages, this quasi-controller generally uses multicomputer system, structure is comparatively complicated, and purchase cost is higher, but ordinary test uses port number all within 8 at ordinary times, the Multi Channel Controller partial configuration causing high cost to be bought for a long time need not, cause the wasting of resources.
Utility model content
In order to solve the problem, the utility model provide a kind of compact conformation, compact, antijamming capability strong, possess defeated
Enter the vibrating controller of passage expansion capability, the utility model is achieved in that
A kind of vibrating controller, is characterized in that: this vibrating controller comprises:
Signal acquisition module, described signal acquisition module is 8 channel sensor signal acquisition module, its with accurate differential operational amplifier for core, by the collecting sensor signal daughter board that 8 passages are one group of design, complete the power supply of sensor, signals collecting, signal amplifies, signal filtering;
A/D module: described A/D module is 8 passage A/D module, with high speed 8 rail 24bit, TDM interface, the AD converter that serial data exports is core, the simulating signal of signal acquisition module collection is converted to digital signal, for rear class main processing block provides input data;
Main processing block: described main processing block is for core with high performance float-point DSP, DSP reads the Vibration Targets modal data issued from computing machine from communication part, by the real-time vibration signal of A/D module read sensor, the deviation that the real-time vibration signal of computational analysis and target are composed, export corrected signal by D/A module, impel the vibration signal of next time point can mate target spectrum;
Order associated treatment module: described order associated treatment module is for core with high performance FPGA, accept the instruction that DSP sends, each processing unit is distributed in real time after interpretation process, feed back to main processing block after the status signal of each processing unit is comprehensive by FPGA, complete the collaborative work of each module;
D/A module: described D/A module is 2 passage D/A module, with high speed 2 rail 24bit, TDM interface, the D/A converter of serial date transfer is core, and the digital signal that primary processor exports is converted to after simulating signal through this converter and exports;
Communication part: described communication part connects main processing block and computing machine, the data completing main processing block and computing machine exchange with ordering, interior partial data pipeline and order pipeline, the steering order that timely responsive computer sends while large data are transmitted;
Power module: described power module is all the other module for power supply, it for core, has ± 15V with low heating AC-DC converter, and ± 12V ,+5V ,+3.3V ,+2.5V ,+1.2V direct current exports, and does isolation and anti-tampering process between each out-put supply.
Further, described A/D module, main processing block, order associated treatment module, D/A module, communication part are integrated on mainboard, described mainboard is arranged in minitype vertical type cabinet, signal acquisition module is arranged on cabinet rear panel, communication part interface, power module are arranged on the front panel of cabinet, and described Cabinet Size is less than or equal to 60mm (wide) * 190mm (height) * 255mm (deeply).
Further, 8 described channel sensor signal acquisition module are IEPE type or charge type, to be arranged in cabinet and coated screen layer.
Further, described signal acquisition module also comprises collection front end, and described collection front end is the input of expansion 8 passage, connects vibrating controller extension socket by high-speed data cable.
Further, described communication part is USB assembly or bluetooth module or WIFI assembly.
Further, described vibrating controller also comprises self-closing ring change-over switch, described self-closing ring cutting changes switch-linear hybrid on cabinet rear panel, during switch opens, disconnecting external connects, and be communicated with inner output and input, forming control system is from closed loop, when vibration control system breaks down, as shaking table do not vibrate time, the self-test switch of controller panel pushes from closed loop place, whether complete independently work can judge whether controller itself breaks down according to controller.
Further, described main processing block have employed the TMS320C6000 series Floating-point DSP of TI company; Described A/D module have employed 24 of CirrusLogic company, TDM formatted output, 8 Differential Input A/D chip, described D/A module have employed 24 of CirrusLogic company, the input of TDM form, 2 difference output DA chip; Described associated treatment module have employed the fpga chip of company of match SEL.
Further, described vibrating controller also comprises memory module, and this memory module is made up of magnesium light 32 Large Copacity SDRAM storage chips and the U.S.'s micro-core high-performance Flash chip.
The vibrating controller that the utility model provides uses up-to-date high-performance height integrated chip in a large number, by functional structure of making rational planning for, rational deployment, solve interference, the technical matterss such as heat radiation, realize the vertical layout of vibrating controller miniaturization, realize the flexible low cost configuration of 1-16 input channel, dependable performance is stablized.Vibrating controller described in the utility model is also provided with self-closing ring change-over switch, facilitates controller self-inspection.
Accompanying drawing explanation
Fig. 1 is the utility model vibrating controller schematic diagram.
Fig. 2 is the use schematic diagram of the utility model vibrating controller within 8 passages.
Fig. 3 is the use schematic diagram of the utility model vibrating controller at 8-16 passage.
Description of reference numerals:
1. vibrating controller, 2. input channel, 3. output channel, 4. acceleration transducer, 5. shaking table, 6. power amplifier, 7. collection front end, 8. large-scale vibrating test specimen, 9. controller extension socket.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The utility model vibrating controller schematic diagram as shown in Figure 1, described vibrating controller comprises:
Signal acquisition module, described signal acquisition module is 8 channel sensor signal acquisition module, its with accurate differential operational amplifier for core, by the collecting sensor signal daughter board that 8 passages are one group of design, complete the power supply of sensor, signals collecting, signal amplifies, signal filtering; The 8 channel sensor signal acquisition module that the utility model vibrating controller adopts are IEPE type or charge type, to be arranged in cabinet and coated screen layer.For ease of expansion usable range, described signal acquisition module also comprises collection front end, and described collection front end is the input of expansion 8 passage, connects vibrating controller extension socket by high-speed data cable, arrange channel expansion high-speed interface at vibrating controller, this interface is socket type.
Described signal acquisition module also comprises collection front end, and described collection front end is the input of expansion 8 passage, connects described vibrating controller by high-speed data cable.
A/D module: described A/D module is 8 passage A/D module, with high speed 8 rail 24bit, TDM interface, the AD converter that serial data exports is core, the simulating signal of signal acquisition module collection is converted to digital signal, for rear class main processing block provides input data; Such as adopt 24 of CirrusLogic company, TDM formatted output, 8 Differential Input A/D chip.
Main processing block: described main processing block is for core with high performance float-point DSP, such as: the TMS320C6000 series Floating-point DSP adopting TI company, DSP reads the Vibration Targets modal data issued from computing machine from communication part, by the real-time vibration signal of A/D module read sensor, the deviation that the real-time vibration signal of computational analysis and target are composed, export corrected signal by D/A module, impel the vibration signal of next time point can mate target spectrum;
Order associated treatment module: described order associated treatment module is for core with high performance FPGA, such as adopt the fpga chip of company of match SEL, accept the instruction that DSP sends, each processing unit is distributed in real time after interpretation process, feed back to main processing block after the status signal of each processing unit is comprehensive by FPGA, complete the collaborative work of each module;
D/A module: described D/A module is 2 passage D/A module, with high speed 2 rail 24bit, TDM interface, the D/A converter of serial date transfer is core, and the digital signal that primary processor exports is converted to after simulating signal through this converter and exports; Such as adopt 24 of CirrusLogic company, the input of TDM form, 2 difference output DA chip.
Communication part: described communication part connects main processing block and computing machine, the data completing main processing block and computing machine exchange with ordering, interior partial data pipeline and order pipeline, the steering order that timely responsive computer sends while large data are transmitted; Described communication part can be the USB assembly of plug and play or bluetooth module or WIFI assembly, is convenient to the application of different occasion.
Power module: described power module is all the other module for power supply, it for core, has ± 15V with low heating AC-DC converter, and ± 12V ,+5V ,+3.3V ,+2.5V ,+1.2V direct current exports, and does isolation and anti-tampering process between each out-put supply.
Memory module: this memory module is made up of magnesium light 32 Large Copacity SDRAM storage chips and the U.S.'s micro-core high-performance Flash chip.
In order to reduce the size of the utility model vibrating controller, so that carry, described A/D module, main processing block, order associated treatment module, D/A module, communication part are integrated on mainboard, described mainboard is arranged in minitype vertical type cabinet, signal acquisition module is arranged on cabinet rear panel, communication part interface, power module are arranged on the front panel of cabinet, and described Cabinet Size is less than or equal to 60mm (wide) * 190mm (height) * 255mm (deeply).
Described vibrating controller also comprises self-closing ring change-over switch, described self-closing ring cutting changes switch-linear hybrid on cabinet rear panel, during switch opens, disconnecting external connects, be communicated with inner output and input, forming control system from closed loop, when vibration control system breaks down, as shaking table do not vibrate time, the self-test switch of controller panel pushes from closed loop place, whether complete independently work can judge whether controller itself breaks down according to controller.
The vibrating controller that the utility model provides uses up-to-date high-performance height integrated chip in a large number, by functional structure of making rational planning for, rational deployment, solve interference, the technical matterss such as heat radiation, realize the vertical layout of vibrating controller miniaturization, realize the flexible low cost configuration of 1-16 input channel, dependable performance is stablized.Vibrating controller described in the utility model is also provided with self-closing ring change-over switch, facilitates controller self-inspection.
Be illustrated in figure 2 the use schematic diagram of the utility model vibrating controller within 8 passages, when the sensor number that vibrating controller 1 uses is less than 8, use unit case, shaking table 5 arranges 1-8 acceleration transducer 4, by 1-8 input channel 2 of signal inputted vibration controller 1 signal acquisition module of collection, the drive singal fed back by output channel 3 after vibrating controller 1 processes turns back to shaking table 5 after amplifier 6 amplifies.
Be illustrated in figure 3 the use schematic diagram of the utility model vibrating controller at 8-16 passage, when being applied to the vibration-testing of large-scale vibrating test specimen 8, acceleration transducer 4 quantity of onsite application is generally greater than 8, now, wherein 8 acceleration transducers 4 are directly connected to the input channel 2 of vibrating controller 1, all the other 8 acceleration transducers 4 use high speed cable to connect and gather front termination 7, by collection front end by high speed cable connection control device extension socket 9, form 16 channel systems, without the need to additionally purchasing the above vibrating controller of 8 passage, save cost.
Claims (8)
1. a vibrating controller, is characterized in that: this vibrating controller comprises:
Signal acquisition module, described signal acquisition module is 8 channel sensor signal acquisition module, and it is with accurate differential operational amplifier for core, is the collecting sensor signal daughter board of one group of design by 8 passages;
A/D module: described A/D module is 8 passage A/D module, it is with high speed 24,8 rail, TDM interface, and the AD converter that serial data exports is core;
Main processing block: described main processing block is for core with high performance float-point DSP, DSP reads the Vibration Targets modal data issued from computing machine from communication part, by the real-time vibration signal of A/D module read sensor, the deviation that the real-time vibration signal of computational analysis and target are composed, exports corrected signal by D/A module;
Order associated treatment module: described order associated treatment module is for core with high performance FPGA, accept the instruction that DSP sends, each processing unit is distributed in real time after interpretation process, feed back to Main Processor Unit after the status signal of each processing unit is comprehensive by FPGA, complete the collaborative work of each unit;
D/A module: described D/A module is 2 passage D/A module, with high speed 24,2 rail, TDM interface, the D/A converter of serial date transfer is core;
Communication part: described communication part connects main processing block and computing machine, the data completing main processing block and computing machine exchange with ordering, interior partial data pipeline and order pipeline;
Power module: described power module is all the other module for power supply, it for core, has ± 15V with low heating AC-DC converter, and ± 12V ,+5V ,+3.3V ,+2.5V ,+1.2V direct current exports, and does isolation and anti-tampering process between each out-put supply.
2. vibrating controller according to claim 1, it is characterized in that: described A/D module, main processing block, order associated treatment module, D/A module, communication part are integrated on mainboard, described mainboard is arranged in minitype vertical type cabinet, signal acquisition module is arranged on cabinet rear panel, communication part interface, power module are arranged on the front panel of cabinet, and it is dark that described Cabinet Size is less than or equal to 60mm wide * 190mm height * 255mm.
3. vibrating controller according to claim 2, is characterized in that: 8 described channel sensor signal acquisition module are IEPE type or charge type, to be arranged in cabinet and coated screen layer.
4. vibrating controller according to claim 3, is characterized in that: described signal acquisition module also comprises collection front end, and described collection front end is the input of expansion 8 passage, connects vibrating controller extension socket by high-speed data cable.
5. the vibrating controller according to claim 1 or 2 or 3, is characterized in that: described communication part is USB assembly or bluetooth module or WIFI assembly.
6. the vibrating controller according to claim 1 or 2 or 3, it is characterized in that: described vibrating controller also comprises self-closing ring change-over switch, described self-closing ring cutting changes switch-linear hybrid on cabinet rear panel, during switch opens, disconnecting external connects, be communicated with inner output and input, forming control system is from closed loop.
7. the vibrating controller according to claim 1 or 2 or 3, is characterized in that: described main processing block have employed the TMS320C6000 series Floating-point DSP of TI company; Described A/D module have employed 24 of CirrusLogic company, TDM formatted output, 8 Differential Input A/D chip, described D/A module have employed 24 of CirrusLogic company, the input of TDM form, 2 difference output DA chip; Described associated treatment module have employed the fpga chip of company of match SEL.
8. vibrating controller according to claim 7, is characterized in that: described vibrating controller also comprises memory module, and this memory module is made up of magnesium light 32 Large Copacity SDRAM storage chips and the U.S.'s micro-core high-performance Flash chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420611057.0U CN204189046U (en) | 2014-10-21 | 2014-10-21 | A kind of vibrating controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420611057.0U CN204189046U (en) | 2014-10-21 | 2014-10-21 | A kind of vibrating controller |
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| Publication Number | Publication Date |
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| CN204189046U true CN204189046U (en) | 2015-03-04 |
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| CN201420611057.0U Expired - Fee Related CN204189046U (en) | 2014-10-21 | 2014-10-21 | A kind of vibrating controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929867A (en) * | 2016-06-23 | 2016-09-07 | 山东威瑞外科医用制品有限公司 | Ultrasonic knife holder amplitude control device and control method |
| CN108918062A (en) * | 2018-06-15 | 2018-11-30 | 江苏大学 | A kind of hydraulic vibration gen controller based on more DSP |
-
2014
- 2014-10-21 CN CN201420611057.0U patent/CN204189046U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929867A (en) * | 2016-06-23 | 2016-09-07 | 山东威瑞外科医用制品有限公司 | Ultrasonic knife holder amplitude control device and control method |
| CN105929867B (en) * | 2016-06-23 | 2017-12-05 | 山东威瑞外科医用制品有限公司 | Ultrasound knife knife bar amplitude control unit and control method |
| CN108918062A (en) * | 2018-06-15 | 2018-11-30 | 江苏大学 | A kind of hydraulic vibration gen controller based on more DSP |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING XIKE OCEAN MECHANICAL AND ELECTRICAL EQUIP Free format text: FORMER OWNER: BEIJING MINGGUAN HUANSHI TECHNOLOGY LLC Effective date: 20150630 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150630 Address after: 100054 Beijing City, Fengtai District An Wai Avenue No. 2 Canaan building block A room 1901 Patentee after: Beijing Seekon Ocean Electromechanical Equipment Co. Ltd Address before: 100054 Beijing City, right outside the Main Street No. 2 Canaan building block A room 1901 Patentee before: BEIJING MINGGUAN HUANSHI TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20151021 |
|
| EXPY | Termination of patent right or utility model |