CN206464212U - The vibrating device of adjustable frequency and amplitude - Google Patents
The vibrating device of adjustable frequency and amplitude Download PDFInfo
- Publication number
- CN206464212U CN206464212U CN201720102895.9U CN201720102895U CN206464212U CN 206464212 U CN206464212 U CN 206464212U CN 201720102895 U CN201720102895 U CN 201720102895U CN 206464212 U CN206464212 U CN 206464212U
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- Prior art keywords
- vibrating
- mounting table
- adjustable
- amplitude
- vibrating grid
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Abstract
The utility model discloses a kind of adjustable frequency and the vibrating device of amplitude, including support, vibrating grid, mounting table and drive device；The vibrating grid is hinged in the way of being rotated around an axis and is installed on support, the drive device is used to drive vibrating grid to do reciprocally swinging around the axis, the mounting table is detachable to be fixedly installed in vibrating grid and the position of mounting table is adjustable along vibrating grid radius of gyration direction, the drive device includes motor and transmission is installed on the driving wheel that motor rotor is used to drive vibrating grid reciprocally swinging, and the rotational frequency of the motor is adjustable；It is adjustable along vibrating grid radius of gyration direction by the way that the position of mounting table is set to, the amplitude of vibration is can adjust, and the rotational frequency of motor is adjustable, the frequency of adjustable vibration, influence of the convenient research test specimen under different vibration parameters, and it is simple in construction, and easy to operate and cost is relatively low.
Description
Technical field
The utility model is related to a kind of vibrating device, and in particular to a kind of vibrating device of adjustable frequency and amplitude.
Background technology
Cement mortar vibrating device is made up of controller with vibrating device, and wherein controller is used for adjusting the time of vibration,
And vibrating device is mainly made up of vibrating grid, the mounting table for being fixed on vibrating grid, motor and eccentric cam etc., pass through eccentric cam
Vibration is realized in driving, and in the prior art, vibrating device can only carry out small vibrating, and Oscillation Amplitude very little can not change amplitude
Size, vibration frequency is that revolution can not be controlled, and in some actual experiments, it is often necessary to change various amplitude, frequency etc.
To study influence situation of the different Vibration Conditions to test specimen, product.
Therefore, be solve problem above, it is necessary to which the vibrating device of a kind of adjustable frequency and amplitude, can adjust the frequency of vibration
Rate and amplitude are and simple in construction to study influence of the test specimen under different vibration parameters, and easy to operate and cost is relatively low.
Utility model content
In view of this, the purpose of this utility model overcomes defect of the prior art there is provided adjustable frequency and amplitude
Vibrating device, can adjust the frequency and amplitude of vibration to study influence of the test specimen under different vibration parameters, and structure letter
Single, easy to operate and cost is relatively low.
The vibrating device of adjustable frequency and amplitude of the present utility model, including support, vibrating grid, mounting table and driving dress
Put；The vibrating grid is hinged in the way of being rotated around an axis and is installed on support, the drive device be used to driving vibrating grid around
The axis does reciprocally swinging, and the mounting table is detachable to be fixedly installed in vibrating grid and the position of mounting table turns along vibrating grid
Dynamic radial direction is adjustable, and the drive device includes motor and transmission is installed on motor rotor and is used to drive vibrating grid
The driving wheel of reciprocally swinging, the rotational frequency of the motor is adjustable.
Further, the vibrating grid is driven by connecting rod with driving wheel and coordinated, and one end and the vibrating grid of the connecting rod are hinged,
Hinge pin of the other end by eccentric setting in driving wheel end face is hinged with driving wheel.
Further, the vibrating grid at least includes two vibrating arms for setting and being parallel to each other along radius of gyration direction, two
The section of vibrating arm is L and is oppositely arranged to form radial slot, and the position of the mounting table is adjustable with radially slot length direction
Mode detachable be fixedly installed in radial slot.
Further, the lower surface of the mounting table is vertically fixedly installed fixed column, and the fixed column is provided with external screw thread
And thread jacket is provided with locking nut, sliding outer cover is additionally provided between the locking nut and vibrating arm in fixed column upper end
Pressing plate, the locking nut is by rotating and then driving pressing plate to compress vibrating arm upwards and realize that mounting table is fixed on vibrating arm.
Further, the support include support base, motor mount and be fixedly connected on support base and motor mount it
Between bottom connector rails；The vibrating grid is articulated with the top of support base, and motor is fixedly installed in motor mount.
Further, in addition to processing unit, frequency converter, speed probe, position sensor and display：
Frequency converter, its input is electrically connected with the output end of processing unit, the control signal of output end and motor
Electrical connection, the rotational frequency of motor is controlled with the control signal inputted according to processing unit；
Speed probe, output end is electrically connected with the input of processing unit, for detecting the rotating speed of driving wheel and will examine
The tach signal transport process unit measured；
Position sensor, output end is electrically connected with the input of processing unit, for detecting the position of mounting table and will examine
The position signalling transport process unit measured；
Processing unit, for inputting control signal to frequency converter and calculating vibration frequency according to tach signal and position signalling
And amplitude；
Display, input is electrically connected with the output end of processing unit, for showing vibration frequency value and amplitude.
The beneficial effects of the utility model are：A kind of vibrating device of adjustable frequency and amplitude disclosed in the utility model,
It is adjustable along vibrating grid radius of gyration direction by the way that the position of mounting table is set to, the amplitude of adjustable vibration, and motor
Rotational frequency it is adjustable, can adjust the frequency of vibration, influence of the convenient research test specimen under different vibration parameters, and structure letter
Single, easy to operate and cost is relatively low.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation after being rotated in the utility model；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is control module schematic diagram of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, and Fig. 2 is the structural representation after being rotated in the utility model, and Fig. 3 is
Fig. 2 A-A sectional views, Fig. 4 is control module schematic diagram of the present utility model, as illustrated, the adjustable frequency in the present embodiment
With the vibrating device of amplitude；Including support, vibrating grid, mounting table 1 and drive device；The vibrating grid is to rotate around an axis
Mode, which is hinged, is installed on support, and the drive device is used to drive vibrating grid to do reciprocally swinging, the mounting table 1 around the axis
It is detachable to be fixedly installed in vibrating grid and the position of mounting table 1 is adjustable along vibrating grid radius of gyration direction, the drive device
The driving wheel 2 that motor rotor is used to drive vibrating grid reciprocally swinging, the driving are installed on including motor and transmission
The rotational frequency of motor is adjustable；Mounting table 1 can realize the detachable of the present utility model purpose by the way that prior art is all
Formula fixed form, certainly, test specimen are fixed on mounting table 1 by fixture；By the way that the position of mounting table 1 is set to along vibrating grid
Radius of gyration direction is adjustable, can adjust the amplitude of vibration, and the rotational frequency of motor is adjustable, can adjust the frequency of vibration,
Influence of the convenient research test specimen under different vibration parameters, and it is simple in construction, and easy to operate and cost is relatively low.
In the present embodiment, the vibrating grid is driven with driving wheel 2 by connecting rod 3 to be coordinated, one end of the connecting rod 3 and vibration
Frame is hinged, and hinge pin 4 of the other end by eccentric setting in the end face of driving wheel 2 is hinged with driving wheel 2；Ensure that the maximum of vibrating arm is shaken
Dynamic constant amplitude is constant, it is to avoid with actuated by cams because frequency changes and caused by peak swing change, be further ensured that 1 pair of mounting table
The accuracy for the amplitude answered.
In the present embodiment, the vibrating grid at least includes two vibrating arms for setting and being parallel to each other along radius of gyration direction
5, the section of two vibrating arms 5 is L and is oppositely arranged to form radial slot, and the position of the mounting table 1 is with radially slot length side
It is fixedly installed on to adjustable mode is detachable in radial slot；The mounting table 1 radially conformal embedded footpath in well width direction
Position limiting structure is formed into groove, it is to avoid mounting table 1 is rocked, it is ensured that the stability that mounting table 1 is fixed.
In the present embodiment, the lower surface of the mounting table 1 is vertically fixedly installed fixed column 6, and the fixed column 6 is provided with
External screw thread and thread jacket are provided with locking nut 7, be additionally provided between the locking nut 7 and vibrating arm 5 sliding outer cover in
The pressing plate 8 of the upper end of fixed column 6, the locking nut 7 realizes mounting table by rotating and then driving pressing plate 8 to compress vibrating arm upwards
1 is fixed on vibrating arm；Certainly, slipmat can be set between the pressing plate 8 and vibrating arm 5, further avoid sliding；Fixing-stable
And it is easy to adjust, it is simple in construction.
In the present embodiment, the support includes support base 9, motor mount 10 and is fixedly connected on support base 9 and motor
Bottom connector rails 11 between mounting seat 10；The vibrating grid is articulated with the top of support base 9, and motor is fixedly installed in electricity
Machine mounting seat 10；The bottom connector rails 11 are two and parallel and be oppositely arranged；Whole device is avoided to rock, it is ensured that overall strong
Degree.
In the present embodiment, in addition to processing unit, frequency converter, speed probe, position sensor and display：
Frequency converter, its input is electrically connected with the output end of processing unit, the control signal of output end and motor
Electrical connection, the rotational frequency of motor is controlled with the control signal inputted according to processing unit；The frequency converter can be using existing
There is frequency converter, will not be repeated here；
Speed probe, output end is electrically connected with the input of processing unit, for detecting the rotating speed of driving wheel 2 and will examine
The tach signal transport process unit measured；The speed probe can be for Hall sensor and by being arranged at outside driving wheel 2
Round signal teeth obtains tach signal；
Position sensor, output end is electrically connected with the input of processing unit, for detecting the position of mounting table 1 and will examine
The position signalling transport process unit measured；The position sensor can be to be arranged at inner (the close support base 9 of vibrating arm 5
One end is interior) laser range sensor, the length direction directive of the range laser of the laser range sensor along vibrating arm 5
Mounting table 1 and the position signalling that mounting table 1 is measured according to reflected light；
Processing unit, for inputting control signal to frequency converter and calculating vibration frequency according to tach signal and position signalling
And amplitude；The processing unit can be existing 51 single-chip microcomputer, and certainly, the calculation formula of vibration amplitude can be based on A=d*sin θ
Calculate, wherein A is amplitude, d is the distance that mounting table 1 arrives center of rotation, and θ is the full swing angle of vibrating arm 5；
Display, input is electrically connected with the output end of processing unit, for showing vibration frequency value and amplitude；When
So, the display can connect for touch screen displays and as the input of loader and processing unit, for inputting control frequency
Rate signal and control time of vibration signal.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (6)
1. the vibrating device of a kind of adjustable frequency and amplitude, it is characterised in that：Including support, vibrating grid, mounting table and driving dress
Put；The vibrating grid is hinged in the way of being rotated around an axis and is installed on support, the drive device be used to driving vibrating grid around
The axis does reciprocally swinging, and the mounting table is detachable to be fixedly installed in vibrating grid and the position of mounting table turns along vibrating grid
Dynamic radial direction is adjustable, and the drive device includes motor and transmission is installed on motor rotor and is used to drive vibrating grid
The driving wheel of reciprocally swinging, the rotational frequency of the motor is adjustable.
2. the vibrating device of adjustable frequency according to claim 1 and amplitude, it is characterised in that：The vibrating grid and driving
Wheel is driven by connecting rod to be coordinated, and one end and the vibrating grid of the connecting rod are hinged, and the other end is by eccentric setting in driving wheel end face
Hinge pin be hinged with driving wheel.
3. the vibrating device of adjustable frequency according to claim 1 and amplitude, it is characterised in that：The vibrating grid is at least wrapped
Two vibrating arms for setting and being parallel to each other along radius of gyration direction are included, the section of two vibrating arms is L and is oppositely arranged to be formed
Radial slot, the position of the mounting table is fixedly installed on radial slot so that radially the adjustable mode in slot length direction is detachable
It is interior.
4. the vibrating device of adjustable frequency according to claim 3 and amplitude, it is characterised in that：The lower end of the mounting table
Face is vertically fixedly installed fixed column, and the fixed column is provided with external screw thread and thread jacket is provided with locking nut, the lock
The tight sliding outer cover that is additionally provided between nut and vibrating arm in the pressing plate of fixed column upper end, the locking nut by rotation and then
Driving pressing plate compresses vibrating arm and realizes that mounting table is fixed on vibrating arm upwards.
5. the vibrating device of adjustable frequency according to claim 4 and amplitude, it is characterised in that：The support includes support
Seat, motor mount and the bottom connector rails being fixedly connected between support base and motor mount；The vibrating grid is articulated with
The top of support base, motor is fixedly installed in motor mount.
6. the vibrating device of adjustable frequency according to claim 1 and amplitude, it is characterised in that：Also include processing unit,
Frequency converter, speed probe, position sensor and display：
Frequency converter, its input is electrically connected with the output end of processing unit, and the control signal of output end and motor is electrically connected
Connect, the rotational frequency of motor is controlled with the control signal inputted according to processing unit；
Speed probe, output end is electrically connected with the input of processing unit, for detecting the rotating speed of driving wheel and will detect
Tach signal transport process unit；
Position sensor, output end is electrically connected with the input of processing unit, for detecting the position of mounting table and will detect
Position signalling transport process unit；
Processing unit, for inputting control signal to frequency converter and calculating vibration frequency according to tach signal and position signalling and shake
Width；
Display, input is electrically connected with the output end of processing unit, for showing vibration frequency value and amplitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720102895.9U CN206464212U (en) | 2017-01-27 | 2017-01-27 | The vibrating device of adjustable frequency and amplitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720102895.9U CN206464212U (en) | 2017-01-27 | 2017-01-27 | The vibrating device of adjustable frequency and amplitude |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206464212U true CN206464212U (en) | 2017-09-05 |
Family
ID=59704110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720102895.9U Expired - Fee Related CN206464212U (en) | 2017-01-27 | 2017-01-27 | The vibrating device of adjustable frequency and amplitude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206464212U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176575A (en) * | 2018-01-03 | 2018-06-19 | 南京工程学院 | A kind of rack-and-pinion Low Frequency Torsional Vibration device mutually compound with four-bar mechanism |
| CN110044565A (en) * | 2019-05-17 | 2019-07-23 | 宁夏大学 | Simple branch Converting frequency & amplitude vibrating mechanism and its operating method |
| CN111420858A (en) * | 2020-04-24 | 2020-07-17 | 北京森美希克玛生物科技有限公司 | Vibration exciting device |
| CN113184465A (en) * | 2021-04-20 | 2021-07-30 | 辛集市旭昶矿物制品有限公司 | Vibration feeder |
-
2017
- 2017-01-27 CN CN201720102895.9U patent/CN206464212U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176575A (en) * | 2018-01-03 | 2018-06-19 | 南京工程学院 | A kind of rack-and-pinion Low Frequency Torsional Vibration device mutually compound with four-bar mechanism |
| CN108176575B (en) * | 2018-01-03 | 2019-08-16 | 南京工程学院 | A kind of Low Frequency Torsional Vibration device that rack-and-pinion is mutually compound with four-bar mechanism |
| CN110044565A (en) * | 2019-05-17 | 2019-07-23 | 宁夏大学 | Simple branch Converting frequency & amplitude vibrating mechanism and its operating method |
| CN111420858A (en) * | 2020-04-24 | 2020-07-17 | 北京森美希克玛生物科技有限公司 | Vibration exciting device |
| CN113184465A (en) * | 2021-04-20 | 2021-07-30 | 辛集市旭昶矿物制品有限公司 | Vibration feeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170905 Termination date: 20190127 |