CN104614068B - Integrated biaxial is to electromagnetic vibration generator system - Google Patents
Integrated biaxial is to electromagnetic vibration generator system Download PDFInfo
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- CN104614068B CN104614068B CN201510048191.3A CN201510048191A CN104614068B CN 104614068 B CN104614068 B CN 104614068B CN 201510048191 A CN201510048191 A CN 201510048191A CN 104614068 B CN104614068 B CN 104614068B
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Abstract
Integrated biaxial is to electromagnetic vibration generator system, including base, and level is to telecontrol equipment, vertically to telecontrol equipment and motion platform；Level is mainly made up of to transmission mechanism level to connector and multiple levels to supporting spring；Level is to supporting spring even support level to connector, and each level is to supporting spring one end and level are fixed to connector, the other end and base are fixed；It is vertical main from vertically vertically constituting to support component and to connector to transmission mechanism；It is vertical to include multiple support units to support component, each support unit includes respective level to reed, reed connector and side reed, reed connector is along vertical to the axially arranged of shake table, the upper and lower ends of reed connector are respectively fixed with level to reed and lower level to reed, and upper and lower level is orthogonal with its reed connector to reed；When vertically being vibrated to shake table, each support unit uniform stressed.The present invention has the advantages that being capable of output level, vertical biaxially vibration signal.
Description
Technical field
The present invention relates to a kind of suitable for level, the vertical integrated electromagnetic shake table system for biaxially exporting vibration signal
System.
Technical background
Vibration-measuring sensor is the main path for obtaining all kinds of vibration signals, is widely used in multiple necks of human being's production life
Domain.To make vibration-measuring sensor that mechanical oscillation signal more accurately are converted into electric signal, in order to signal detection, analysis and
Storage, it is necessary to accurately calibrated to vibration-measuring sensor, to ensure the precision of the vibration signal obtained.So, set up vibration
Calibration system is significant, and electromagnetic vibration generator system directly affects and vibration measuring is passed as the core of whole vibration calibration system
Sensor carries out the quality and efficiency of vibration calibration work.
Tradition uniaxially line motion electromagnetic vibration generator system can be divided into level that the level of realization exported to mechanical oscillation signal to
Electromagnetic vibration generator system and realize it is vertical to mechanical oscillation signal export it is vertical to electromagnetic vibration generator system.To realize to vibration-measuring sensor water
Put down to vertically to the accurate calibration of output parameter, it is necessary to by vibration-measuring sensor be respectively arranged in level to electromagnetic vibration generator system and hang down
Directly to electromagnetic vibration generator system, substep excitation is completed.Therefore, will be by two sets of shake table groups to the vibration calibration system of vibration-measuring sensor
Into master-plan and installation environment to vibration calibration system propose higher requirement, improve manufacturing cost, while also making
The calibration process of vibration-measuring sensor becomes more cumbersome so as to add prover time.As can be seen here, design one kind can be realized
Level, the integrated electromagnetic shaking table system of vertical biaxially output vibration signal are to more efficiently completing vibration-measuring sensor
Vibration calibration, saves the manufacturing cost of vibration calibration system, simplifies installation environment significant.
The content of the invention
To improve level, the vertical biaxially vibration calibration efficiency to vibration-measuring sensor, simplify the total of vibration calibration system
Body is designed and installation environment, reduces manufacturing cost, being capable of output level, vertical biaxially vibration signal the invention provides one kind
Integrated electromagnetic shaking table system.
Integrated biaxial is to electromagnetic vibration generator system, including base, and base is provided with level to telecontrol equipment, vertically to sportswear
Put and motion platform；Level includes respective shake table and transmission mechanism respectively to telecontrol equipment and vertically to telecontrol equipment；
Level is main from that can connect the level of motion platform to connector and multiple levels to supporting spring to transmission mechanism
Piece is constituted, and level is fixed to the moving component of connector and Horizontal Vibration platform；Level to supporting spring even support level to
Connector, each level is to supporting spring one end and level are fixed to connector, the other end and base are fixed；
It is vertical main from vertically vertically constituting to support component and to connector to transmission mechanism, vertically to connector one end
Motion platform, the other end can be connected to fix to support component with vertical；Vertically to support component and the vertical fortune to shake table
Dynamic component is fixed；Vertical to include multiple support units to support component, each support unit includes respective level to reed, spring
Piece connector and side reed, reed connector is along vertical to the axially arranged of shake table, and the upper and lower ends of reed connector are distinguished
Level is fixed with to reed and lower level to reed, upper and lower level is orthogonal with its reed connector to reed；Side reed with
Reed connector is orthogonal and is fixedly connected, and respect thereto is fixed respectively for two free ends of side reed, and side reed is with vertical to shaking
There is the space for allowing side reed along shake table radial direction deformation between dynamic platform；When vertically being vibrated to shake table, each support unit is equal
Even stress；So-called support unit uniform stressed, refers to that each level distinguishes uniform stressed to reed and side reed.
Motion platform selects a connection level to connector or vertical to connector；Level is to transmission mechanism with vertical to biography
Motivation structure is separate.Level to transmission mechanism is separate refers to that horizontal direction is moved and vertical to transmission mechanism with vertical
To motion will not interfere.
Further, vertically fixed to the moving component and a fixed mount of shake table, fixed mount provided with the upper level of positioning to
The locating slot of reed, each locating slot corresponds to a level to reed；Lower level is to reed and the vertical motion portion to shake table
Part is relatively fixed.Fixed mount can be fixedly installed in fastener it is vertical on the moving component of shake table, can also with it is vertical
It is integrally formed to the moving component of shake table.Lower level can both be directly fixed on the vertical moving component to shake table to reed
On, it can also be fixed on fixed mount.
Further, vertically have to transmission mechanism and consolidate respectively with the relatively-stationary side reed frame of base, the two ends of side reed
Due on the reed frame of side, having groove on the reed frame of side, the space of the groove forms the sky for allowing side reed along shake table radial direction deformation
Between, one groove of each side reed correspondence, outer surface of the groove along side reed frame is uniformly distributed.
Further, vertically to transmission mechanism by two pairs of support units to constituting, two pairs of support units are orthogonal, and each pair support is single
Member to two support units be symmetrical arranged.
Further, the upper level of two pairs of support units pair is connected to reed by upper cross contiguous block, each upper level to
One arm of the upper cross contiguous block of reed connection；Lower level is connected to reed by lower cross contiguous block, each descends level to spring
One arm of the lower cross contiguous block of piece connection.
Upper cross contiguous block and lower cross contiguous block are made up of the reed of two orthogonal fixations respectively.
Further, level to supporting spring with vertical to there is gap between transmission mechanism.
The present invention the course of work be：The shake table of the present invention mainly includes vertical to shake table, vertically to transmission mechanism
With Horizontal Vibration platform, level to transmission mechanism.It is vertical to shake table and it is vertical to transmission mechanism can export vertical vibration with
Realize the vertical calibration to output parameter to vibration-measuring sensor.Horizontal Vibration platform and level can export water to transmission mechanism
Put down to vibration with realize to calibration from the level of vibration-measuring sensor to output parameter.
Due to level to transmission mechanism with it is vertical separate to transmission mechanism, i.e., level to supporting spring with vertical to biography
There is gap between motivation structure, therefore level will not vertically be interfered to the motion of transmission mechanism because of touching to transmission mechanism.
When need calibration from carry out level to output parameter when, level is fixedly connected to connector with motion platform, this
Shi Chuizhi is to connector and the connectionless relation of motion platform.The magnetic circuit component of Horizontal Vibration platform produces even air gap magnetic field, drives
The dynamic Horizontal Vibration platform moving component for being wound with coil and sinusoidal current being passed to coil vibrates along horizontal axis, and passes through water
Put down to transmission mechanism and drive motion platform vibration.The thin tail sheep of a cycle exported with Horizontal Vibration platform vibrates to illustrate water
Put down the action process to supporting spring：When Horizontal Vibration platform moving component drives motion platform from dead-center position to first limit
When position is moved, level fixes to connector to the top of supporting spring and level, follows motion platform to move, and level is to support
Reed and the bottom that base is fixed are motionless；Now, level follow motion platform to be subjected to displacement to supporting spring one end, the other end it is solid
Fixed, level is stretched to supporting spring.When Horizontal Vibration platform moving component drives motion platform from the first extreme position to zero
When point position resets, level recovers deformation to supporting spring, returns to original state.Horizontal Vibration platform moving component drives motion
Platform is moved from dead-center position to the second extreme position, and level is stretched to supporting spring.When Horizontal Vibration platform moving component
When drive motion platform resets from the second extreme position to dead-center position, level recovers deformation to supporting spring, returns to initial shape
State.Level is vertical to the initial position of supporting spring and the direction of motion of motion platform.
Because level is far longer than due to the deformation quantity that vibration displacement is produced, it can be considered that water to supporting spring size
Put down to supporting spring along horizontal axis and produce linear deformation.Level is completed to level to connector and motion platform to supporting spring
Accurate guiding and linear support so that motion platform output level is to sinusoidal motion, realize to vibration-measuring sensor trunnion axis
To the calibration of output parameter.
When needs progress is vertically to during the calibration of output parameter, make vertically to be fixedly connected with motion platform to connector, this
Shi Shuiping is to connector and the connectionless relation of motion platform.The vertical magnetic circuit component to shake table produces even air gap magnetic field, drives
Move to be wound with coil and pass to coil the vertical of sinusoidal current and vibrated to shake table moving component along vertical axial.With vertically to
The thin tail sheep of a cycle of shake table moving component output vibrates to illustrate the vertical action process to transmission mechanism：When vertical
To shake table moving component along axis vibrate downwards when, upper level to reed and it is vertical to shake table moving component fix one end
By the external force along shake table axially downwardly, upper level is to reed and lower level to reed respectively along vertically to the radial direction of shake table
It is stretched.In the case where upper and lower level is acted on to the restoring force of reed, upper and lower level is to reed by reed connector to close to vertical
Drawn to the direction of shake table axis.And side reed two ends Relative vertical is fixed to shake table, therefore, the two ends of side reed are motionless,
Encircle in the presence of reed connector to the axis direction of shake table at middle part.When vertically being resetted to shake table moving component, side
Reed resets, and upper and lower level resets to reed.When vertically being vibrated upwards to shake table moving component, upper and lower level is to reed
With vertical one end fixed to shake table moving component by the external force along shake table axially upwards, level is to reed along shake table
Radial direction be stretched.Acted in level to the restoring force of reed, upper and lower level is to reed by reed connector to close to shake table
The direction of axis is drawn, and the two ends of side reed are motionless, and middle part is encircleed in the presence of reed bearing piece to the axis direction of shake table.When vertical
When directly being resetted to shake table moving component, side reed resets, and level resets to reed.The so-called vertical moving component to shake table
Reset, refer to that shake table moving component returns to zero shift from extreme position.
Because upper and lower level to reed size is far longer than vibration displacement, it is therefore contemplated that upper and lower level is to reed
Linear deformation is produced along vertical axial.Upper and lower level is completed to vertically to the accurate guiding of connector and motion platform to reed
And linear support, so that motion platform output is vertical to sinusoidal motion, realize to vibration-measuring sensor vertical axial output parameter
Calibration.
The advantage of the invention is that：
1st, using a shaking table system can output level be to vibration and can export vertical to vibration, motion platform is selected
One connection Horizontal Vibration platform or it is vertical to shake table can realize respectively to the level of vibration-measuring sensor to or it is vertical to
Vibration output parameter calibration.
2nd, the level of vibration-measuring sensor can be calibrated using same shaking table system to output parameter, vibration measuring can be calibrated again
Sensor it is vertical to output parameter, vertical, Horizontal Vibration calibration system the master-plan of same shaking table system and
Installation environment is necessarily consistent, simplifies master-plan and the installation environment of vibration calibration system, reduces manufacturing cost.
3rd, it is simple in construction, easy for installation, suitable for vibration calibration system.
Brief description of the drawings
Fig. 1 is system diagram of the invention.
Fig. 2 is level to telecontrol equipment structure chart.
Fig. 3 is support component installation diagram.
Fig. 4 is to be vertical to telecontrol equipment structure chart.
Fig. 5 is to be vertical to support component structure chart.
Embodiment
Integrated biaxial is to electromagnetic vibration generator system, as shown in figure 1, including base 1, base 1 is provided with level to telecontrol equipment
2, vertically to telecontrol equipment 3 and motion platform 4；Level is shaken comprising respective respectively to telecontrol equipment 2 and vertically to telecontrol equipment 3
Dynamic platform and transmission mechanism；
As shown in Fig. 2 level is main from that can connect the level of motion platform 4 to connector 23 and multiple to transmission mechanism
Level is constituted to supporting spring 22, and level is fixed to the level of connector 23 and Horizontal Vibration platform 21 to moving component 24；Water
Put down to the even support level of supporting spring 22 to connector 23, each level is to the one end of supporting spring 22 and level to connector 23
Fixed, other end respect thereto 1 is fixed；
As shown in Figure 3, Figure 4, it is vertically main from vertically to support component 32 and vertical to 34 groups of connector to transmission mechanism
Into vertically can connecting motion platform 4, the other end to the one end of connector 34 and be fixed with vertical to support component 32；Such as Fig. 5 institutes
Show, vertically include multiple support units to support component 32, each support unit includes respective level to reed 322, reed
Connector 321 and side reed 323, reed connector 321 along vertically to the axially arranged of shake table 31, reed connector 321
Upper and lower ends are respectively fixed with level to reed 322 and lower level to reed 322, upper and lower level to reed 322 with its spring
Piece connector 321 is orthogonal；Side reed 323 is orthogonal with reed connector 321 and is fixedly connected, two free ends of side reed 323
Respect thereto 1 is fixed respectively, and side reed 323 allows side reed 323 along shake table radial shape to having between shake table 31 with vertical
The space of change；When vertically being vibrated to moving component 33, each support unit uniform stressed；So-called support unit uniform stressed, refers to
To be each level distinguish uniform stressed to reed 322 and side reed 323.
Motion platform 4 selects a connection level to connector 23 or vertical to connector 34；Level is to transmission mechanism with hanging down
It is straight separate to transmission mechanism.Level to transmission mechanism is separate refers to that horizontal direction is moved to transmission mechanism with vertical
Vertically to motion will not interfere.
Level is to supporting spring 22 with vertical to there is gap between transmission mechanism.
Vertically fixed to the vertical of shake table 31 to moving component 33 with a fixed mount 324, fixed mount 324 is provided with positioning
Upper level is to the locating slot 327 of reed 322, and each locating slot 327 one level of correspondence is to reed 322；Lower level is to reed 322
It is relatively fixed with vertical to moving component 33.Fixed mount 324 can be fixedly installed in fastener it is vertical on moving component 33,
It can also be integrally formed with vertical to moving component 33.Lower level can both be directly fixed on vertical to motion portion to reed 322
On part 33 or it is fixed on fixed mount 324.
Vertical to have the side reed frame 5 fixed with base 1 to transmission mechanism, the two ends of side reed 323 are individually fixed in side
On reed frame 5, there is groove 35, the space of the groove 35, which is formed, allows side reed 323 along shake table radial direction deformation on side reed frame 5
Space, one groove 35 of each correspondence of side reed 323, outer surface of the groove 35 along side reed frame 5 is uniformly distributed.
Vertically to transmission mechanism by two pairs of support units to constituting, two pairs of support units are orthogonal, each pair support unit pair
Two support units are symmetrical arranged.
The upper level of two pairs of support units pair is connected to reed 322 by upper cross contiguous block 325, each goes up level to spring
One arm of the upper cross contiguous block 325 of the connection of piece 322；Lower level is connected to reed 322 by lower cross contiguous block 326, each
Lower level connects an arm of lower cross contiguous block 326 to reed 322.
Upper cross contiguous block 325 and lower cross contiguous block 326 are made up of the reed of two orthogonal fixations respectively.
The first depth of parallelism adjustment block 328 is provided between side reed 323 and side reed frame 5；As shown in figure 3, level is to branch
Support spring piece 22 is fixed with side reed frame 5, so as to be relatively fixed with base 1, level is set between supporting spring 22 and side reed frame 5
Put the second depth of parallelism adjustment block 221.
The present invention the course of work be：The shake table of the present invention mainly includes vertical to shake table 31, vertically to driver
Structure and Horizontal Vibration platform 21, level are to transmission mechanism.It is vertical to shake table 31 and vertically to be exported vertically to transmission mechanism
Vibrate to realize the vertical calibration to output parameter to vibration-measuring sensor.Horizontal Vibration platform 21 and level are to transmission mechanism energy
Enough output level to vibration with realize to calibration from the level of vibration-measuring sensor to output parameter.
Due to level to transmission mechanism with it is vertical separate to transmission mechanism, i.e., level to supporting spring 22 with it is vertical to
There is gap between transmission mechanism, therefore level will not vertically be done to the motion of transmission mechanism because of touching to transmission mechanism
Relate to.
When need calibration from carry out level to output parameter when, level is fixedly connected to connector 23 with motion platform 4,
It is now vertical to connector 34 and the connectionless relation of motion platform 4.The magnetic circuit component of Horizontal Vibration platform 21 produces even air gap
Magnetic field, driving is wound with coil and the level of sinusoidal current is passed to coil to be vibrated to moving component 24 along horizontal axis, works as output
When thin tail sheep vibrates, because level to the size of supporting spring 22 is far longer than vibration displacement, it is believed that level is to supporting spring
22 produce linear deformation along horizontal axis, and at the same time, level is fixed to the one end of supporting spring 22 with level to connector 23, separately
One end is relatively fixed with base 1, level completed to supporting spring to level to the accurate guiding of connector 23 and motion platform 4 and
Linear support, so that the output level of motion platform 4 is to sinusoidal motion, is realized to vibration-measuring sensor horizontal axis output parameter
Calibration.
When needs progress is vertically to during the calibration of output parameter, make vertically to be fixedly connected with motion platform 4 to connector 34,
Now level is to connector 23 and the connectionless relation of motion platform 4.The vertical magnetic circuit component to shake table 31 produces even air gap
Magnetic field, driving is wound with coil and the vertical of sinusoidal current is passed to coil to be vibrated to moving component 33 along vertical axial, works as output
When thin tail sheep vibrates, because upper and lower level to the size of reed 322 is far longer than vibration displacement, it is believed that upper and lower level is to spring
Piece 322 produces linear deformation along vertical axial, at the same time, and upper and lower level is to the one end of reed 322 by fixed mount 324 with hanging down
Directly fix, the other end is relatively fixed by reed connector 321, side reed 323 and base 1, completed to hanging down to moving component 33
Straight accurate guiding and linear support to connector 34 and motion platform 4, so that motion platform 4 exports vertical to sine fortune
It is dynamic, realize the calibration to vibration-measuring sensor vertical axial output parameter.
The advantage of the invention is that：
1st, using a shaking table system can output level be to vibration and can export vertical to vibration, motion platform is selected
One connection Horizontal Vibration platform or it is vertical to shake table can realize respectively to the level of vibration-measuring sensor to or it is vertical to
Vibration output parameter calibration.
2nd, the level of vibration-measuring sensor can be calibrated using same shaking table system to output parameter, vibration measuring can be calibrated again
Sensor it is vertical to output parameter, vertical, Horizontal Vibration calibration system the master-plan of same shaking table system and
Installation environment is necessarily consistent, simplifies master-plan and the installation environment of vibration calibration system, reduces manufacturing cost.
3rd, it is simple in construction, easy for installation, suitable for vibration calibration system.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Scope is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention is also and in art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (7)
1. integrated biaxial is to electromagnetic vibration generator system, it is characterised in that：Including base, base, to telecontrol equipment, hangs down provided with level
Directly to telecontrol equipment and motion platform；Level includes respective shake table and biography respectively to telecontrol equipment and vertically to telecontrol equipment
Motivation structure；
Level is main from that can connect the level of motion platform to connector and multiple levels to supporting spring group to transmission mechanism
Into level is fixed to the moving component of connector and Horizontal Vibration platform；Level is to supporting spring even support level to connection
Part, each level is to supporting spring one end and level are fixed to connector, the other end and base are fixed；
It is vertical main from vertically vertically constituting to support component and to connector to transmission mechanism, vertically can to connector one end
Connection motion platform, the other end are fixed with vertical to support component；Vertically to support component and the vertical motion portion to shake table
Part is fixed；Vertical to include multiple support units to support component, each support unit includes respective level and connected to reed, reed
Fitting and side reed, reed connector is along vertical to the axially arranged of shake table, and the upper and lower ends of reed connector are fixed respectively
There is upper level to reed and lower level to reed, upper and lower level is orthogonal with its reed connector to reed；Side reed and reed
Connector is orthogonal and is fixedly connected, and respect thereto is fixed respectively for two free ends of side reed, and side reed is with vertical to shake table
Between have and allow space of the side reed along shake table radial direction deformation；It is vertical to shake table vibrate when, each support unit it is uniform by
Power.
2. integrated biaxial as claimed in claim 1 is to electromagnetic vibration generator system, it is characterised in that：Vertically to the motion portion of shake table
Part is fixed with a fixed mount, and fixed mount is provided with upper locating slot of the level to reed of positioning, one level of each locating slot correspondence
To reed；Lower level is relatively fixed to reed with vertical to the moving component of shake table.
3. integrated biaxial as claimed in claim 2 is to electromagnetic vibration generator system, it is characterised in that：It is vertical to transmission mechanism have with
The relatively-stationary side reed frame of base, the two ends of side reed are individually fixed on the reed frame of side, have groove, the groove on the reed frame of side
Space formed and allow space of the side reed along shake table radial direction deformation, one groove of each side reed correspondence, groove is along side reed frame
Outer surface be uniformly distributed.
4. integrated biaxial as claimed in claim 3 is to electromagnetic vibration generator system, it is characterised in that：Vertically to transmission mechanism by two pairs
Support unit is to composition, and two pairs of support units are orthogonal, and two support units of each pair support unit pair are symmetrical arranged.
5. integrated biaxial as claimed in claim 4 is to electromagnetic vibration generator system, it is characterised in that：The upper water of two pairs of support units pair
Put down to reed and connected by upper cross contiguous block, each upper level connects an arm of upper cross contiguous block to reed；Lower level
Connected to reed by lower cross contiguous block, each lower level connects an arm of lower cross contiguous block to reed.
6. integrated biaxial as claimed in claim 5 is to electromagnetic vibration generator system, it is characterised in that：Upper cross contiguous block and lower cross
Contiguous block is made up of the reed of two orthogonal fixations respectively.
7. integrated biaxial as described in one of claim 2-6 is to electromagnetic vibration generator system, it is characterised in that：Level is to supporting spring
With vertical to there is gap between transmission mechanism.
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| CN201510048191.3A CN104614068B (en) | 2015-01-30 | 2015-01-30 | Integrated biaxial is to electromagnetic vibration generator system |
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| CN201510048191.3A CN104614068B (en) | 2015-01-30 | 2015-01-30 | Integrated biaxial is to electromagnetic vibration generator system |
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| CN104614068B true CN104614068B (en) | 2017-08-08 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109341994B (en) * | 2018-11-22 | 2024-03-12 | 苏州苏试试验集团股份有限公司 | Vibration test piece suspension installation guide supporting component capable of being switched horizontally and vertically |
| CN109556704A (en) * | 2018-12-25 | 2019-04-02 | 国网福建省电力有限公司 | A kind of vibration displacement checking table |
| CN109596299B (en) * | 2018-12-28 | 2024-03-29 | 中国地震局工程力学研究所 | Vertical and horizontal dual-purpose vibrating table |
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| CN104614068A (en) | 2015-05-13 |
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