CN107812708A - Adjust the method and self-synchronizing elliptical vibrating machine of the vibrating direction angle of self-synchronizing elliptical vibrating machine - Google Patents
Adjust the method and self-synchronizing elliptical vibrating machine of the vibrating direction angle of self-synchronizing elliptical vibrating machine Download PDFInfo
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- CN107812708A CN107812708A CN201710960183.5A CN201710960183A CN107812708A CN 107812708 A CN107812708 A CN 107812708A CN 201710960183 A CN201710960183 A CN 201710960183A CN 107812708 A CN107812708 A CN 107812708A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
- B07B13/18—Control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
Abstract
The invention discloses a kind of method for the vibrating direction angle for adjusting self-synchronizing elliptical vibrating machine, self-synchronizing elliptical vibrating machine includes：Bobbing machine body, controller, speed regulator, the first motor, the second motor, acceleration transducer, and respectively by the first motor, separately-driven first vibrator of the second motor, the second vibrator；Wherein, acceleration transducer is arranged on the bobbing machine body, and the vibration signal input controller that will be detected；Controller obtains real-time vibrating direction angle according to the vibration signal, and by real-time vibrating direction angle compared with default vibrating direction angle, speed-regulating signal is exported to speed regulator according to comparative result；Speed regulator controls the first motor and/or the second motor to change driving rotating speed according to the speed-regulating signal, and then adjusts real-time vibrating direction angle.The above method can realize the vibrating direction angle of on-line control oscillation trajectory so that vibratory sieve screening efficiency in actual production is higher and has larger flexibility.
Description
Technical field
The invention belongs to Vibration Using Engineering field, and in particular to a kind of direction of vibration for adjusting self-synchronizing elliptical vibrating machine
The method and self-synchronizing elliptical vibrating machine at angle.
Background technology
Self-synchronous vibrating machine is widely used in each portion of the industry such as mine, metallurgy, manufacture of cement, transport of materials and machine-building
Men Zhong, the species of Self-synchronous vibrating machine is various, form is different, also very universal in engineering department application, wherein specific bag
Include self-synchronization vibration feeder, self-synchronous vibration conveyer, self-synchronous vibration cooler, casting shakeout, motor synchronizing probability screen
Deng.At present, the common feature of above-mentioned Self-synchronous vibrating machine is：Drive installation is distinguished in same rigidity vibration by two motor
Just two vibrators physically, vibrational system is set to realize that synchronism stability is driven.
But lack the product for making its athletic posture and kinematic parameter on-line tuning in all kinds of bobbing machines to emerge.In work
Journey field, vibrating direction angle of the bobbing machine when carrying out screening work are the important parameters for influenceing screening efficiency and yield.However,
According to the heterogeneity of material, the selection of vibrating direction angle should not be unalterable, in order to ensure the sieve to various materials
Dividing has higher screening efficiency and higher treating capacity, it is necessary to different vibrating direction angles be set according to the production schedule, to reach
The optimal effectiveness of screening operation.
For Double shaft self synchronous elliptical vibration machine, in view of exciting force caused by two vibrators such as differs at the factor, it vibrates
The automatic adjusument factor of deflection is relative complex.
Therefore, it is badly in need of a kind of method for the vibrating direction angle that can adjust self-synchronizing elliptical vibrating screen.
The content of the invention
In order to solve the above technical problems, the embodiments of the invention provide a kind of vibration side for adjusting self-synchronizing elliptical vibrating machine
To the method at angle, the adjustment of its vibrating direction angle during material screening of different nature can be applied to, i.e., for of different nature
Material screening provides optimal vibrating direction angle, improves sieve of the self-synchronizing elliptical vibrating machine of twin-engined drives in actual production
Component efficiency and flexibility.
The present invention provides a kind of method for the vibrating direction angle for adjusting self-synchronizing elliptical vibrating machine, and the motor synchronizing ellipse shakes
Motivation includes：Bobbing machine body, controller, speed regulator, the first motor, the second motor, acceleration transducer, and respectively by institute
State the first motor, separately-driven first vibrator of second motor, the second vibrator；Wherein, the acceleration transducer
It is arranged on the bobbing machine body, and the vibration signal detected is inputted into the controller；The controller is according to
Vibration signal obtains real-time vibrating direction angle, and by the real-time vibrating direction angle compared with default vibrating direction angle, root
According to comparative result speed-regulating signal is exported to the speed regulator；The speed regulator controls first motor according to the speed-regulating signal
And/or second motor changes driving rotating speed, and then adjust real-time vibrating direction angle.
In the embodiment of the present invention, the acceleration transducer is 3-axis acceleration sensor；The controller is according to coming from
The X-axis of the 3-axis acceleration sensor and the vibration signal of Z axis obtain real-time vibrating direction angle；Wherein, the vibration of the X-axis
Signal represents the vibration information of the horizontal direction of the barycenter of the bobbing machine body, is shaken described in the vibration signal expression of the Z axis
The vibration information of the vertical direction of the barycenter of motivation body.
In the embodiment of the present invention, the acceleration transducer includes the two single shafts sensing being separately positioned in X-axis and Z axis
Device；Wherein, the X-axis represents the horizontal direction of the barycenter of the bobbing machine body, and the Z axis represents the bobbing machine body
The vertical direction of barycenter.
In the embodiment of the present invention, the acceleration transducer is arranged at the barycenter of the bobbing machine body in shell side plate
The oscillation trajectory for monitoring the bobbing machine is sentenced in projection.
In the embodiment of the present invention, the absolute difference of first motor and second motor is less than predetermined threshold value.
In the embodiment of the present invention, first motor is identical with second rating of electric machine, and rotating speed is opposite；Described first swashs
Shake device and the second vibrator eccentric mass square differs.
In the embodiment of the present invention, the first vibrator rotate counterclockwise, second vibrator turns clockwise, and
The eccentric mass square of first vibrator is more than the eccentric mass square of second vibrator；If the real-time vibrating direction angle
Less than the default vibrating direction angle, pass through the driving rotating speed of speed regulator reduction first motor；If described shake in real time
Dynamic deflection is more than the default vibrating direction angle, increases the driving rotating speed of first motor by the speed regulator.
In the embodiment of the present invention, the first vibrator rotate counterclockwise, second vibrator turns clockwise, and
The eccentric mass square of first vibrator is more than the eccentric mass square of second vibrator；If the real-time vibrating direction angle
Less than the default vibrating direction angle, pass through the driving rotating speed of speed regulator increase second motor；If described shake in real time
Dynamic deflection is more than the default vibrating direction angle, reduces the driving rotating speed of second motor by the speed regulator.
In the embodiment of the present invention, the first vibrator rotate counterclockwise, second vibrator turns clockwise, and
The eccentric mass square of first vibrator is more than the eccentric mass square of second vibrator；If the real-time vibrating direction angle
Less than the default vibrating direction angle, the driving rotating speed of first motor is reduced by the speed regulator and increases described second
The driving rotating speed of motor；If the vibrating direction angle in real time is more than the default vibrating direction angle, increased by the speed regulator
The driving rotating speed of first motor simultaneously reduces the driving rotating speed of second motor.
In the technical scheme of the embodiment of the present invention, the acceleration transducer being arranged on the bobbing machine body detects in real time
The vibration signal of bobbing machine, the controller obtain vibration side in real time according to the vibration signal on the acceleration transducer
To angle, by by the real-time vibrating direction angle of the bobbing machine compared with default vibrating direction angle, and according to comparative result
Export speed-regulating signal to the speed regulator, the speed regulator further according to the speed-regulating signal control first motor and/or
Second motor changes driving rotating speed, and then adjusts the vibration of the first vibrator, the second vibrator, with it is final cause it is described from
The real-time vibrating direction angle of synchronous elliptical vibration machine is close to the desired default vibrating direction angle of user.As can be seen here, institute of the present invention
The adjusting method of the vibrating direction angle of the self-synchronizing elliptical vibrating machine of offer can be applied to during material screening of different nature it
The adjustment of vibrating direction angle, i.e., optimal vibrating direction angle is provided for material screening of different nature, improves twin-engined drives
Screening efficiency and flexibility of the self-synchronizing elliptical vibrating machine in actual production are that motor synchronizing is theoretical to be made with engineering actual production
Supplement is gone out.
The present invention provides a kind of self-synchronizing elliptical vibrating machine that can adjust vibrating direction angle, including：Bobbing machine body, control
Device processed, speed regulator, the first motor, the second motor, acceleration transducer, and respectively by first motor, second electricity
Separately-driven first vibrator of machine, the second vibrator；Wherein, the acceleration transducer is arranged at the bobbing machine body
On, and the vibration signal detected is inputted into the controller；The controller obtains vibration in real time according to the vibration signal
Deflection, and by the vibrating direction angle in real time compared with default vibrating direction angle, according to comparative result to the speed governing
Device exports speed-regulating signal；The speed regulator controls first motor and/or second motor to change according to the speed-regulating signal
Become driving rotating speed, and then adjust real-time vibrating direction angle.
In the technical scheme of the embodiment of the present invention, the acceleration transducer being arranged on the bobbing machine body detects in real time
The vibration signal of bobbing machine, the controller obtain vibration side in real time according to the vibration signal on the acceleration transducer
To angle, by by the real-time vibrating direction angle of the bobbing machine compared with default vibrating direction angle, and according to comparative result
Export speed-regulating signal to the speed regulator, the speed regulator further according to the speed-regulating signal control first motor and/or
Second motor changes driving rotating speed, and then adjusts the vibration of the first vibrator, the second vibrator, with it is final cause it is described from
The real-time vibrating direction angle of synchronous elliptical vibration machine is close to the desired default vibrating direction angle of user.As can be seen here, institute of the present invention
The self-synchronizing elliptical vibrating machine of offer can be applied to the adjustment of its vibrating direction angle during material screening of different nature, that is, be directed to
Material screening of different nature provides optimal vibrating direction angle, improves twin-engined drives self-synchronizing elliptical vibrating machine in actual life
Screening efficiency and flexibility in production, supplement is made with engineering actual production for motor synchronizing is theoretical.
Brief description of the drawings
Fig. 1 is the overall installation schematic diagram of the embodiment of the present invention；
Fig. 2 is the adjusting method flow chart of the synchronous elliptical vibration machine vibration deflection of the embodiment of the present invention；
Fig. 3 is the structural representation of the synchronous elliptical vibration machine of the embodiment of the present invention；
Fig. 4 is the adjusting method flow chart of the synchronous elliptical vibration machine vibration deflection of the embodiment of the present invention；
Fig. 5 is schematic diagram before the vibrating direction angle of the embodiment of the present invention is adjusted；
Fig. 6 is schematic diagram after the vibrating direction angle of the embodiment of the present invention is adjusted；
Fig. 7 is schematic diagram after the vibrating direction angle of the embodiment of the present invention is adjusted.
Embodiment
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair
The realization of bright embodiment is described in detail, appended accompanying drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
According to Fig. 1, the synchronous elliptical vibration machine in the embodiment of the present invention can include bobbing machine body 1, controller
2nd, speed regulator 3, the first motor 4a, the second motor 4b, the first vibrator 5a, the second vibrator 5b and acceleration transducer 6.Its
In, the controller 2 connects the speed regulator 3 and the acceleration transducer 6；First vibrator 5a, 5b points of the second vibrator
Do not driven by the first motor 4a, the second motor 4b.
In the running of the synchronous elliptical vibration machine, the acceleration transducer 6 can believe the vibration detected
Number input controller 2；The controller 2 obtains real-time vibrating direction angle according to the vibration signal, and will be described real-time
Vibrating direction angle exports speed-regulating signal compared with default vibrating direction angle, according to comparative result to the speed regulator 3；Connect
, the speed regulator 3 controls the first motor 4a and/or the second motor 4b to change driving turn according to the speed-regulating signal
Speed, and then adjust real-time vibrating direction angle.
Wherein, the not related requirement in the position of motor and vibrator, motor simply drive vibrator rotation, and motor passes through skin
The regulation of vibrating direction angle can be realized with driving vibrator rotation or motor to directly drive vibrator rotation by shaft coupling,
And the effect of two kinds of kinds of drive is identical.
Wherein, described " vibrating direction angle " is the elliptical orbit shown in the bobbing machine running obtained in experiment
Long axis direction and compass screen surface between angle.
Due to needing the vibrating direction angle at monitoring vibration machine barycenter, and bobbing machine entirety barycenter is on its interior is not easy to
The equipment such as install sensor, and actual oscillation trajectory of the only care bobbing machine in XOZ planes of produced on-site.It is preferred, therefore, that institute
State acceleration transducer 6 and can be arranged at the barycenter of the bobbing machine body and existed at the projection of shell side plate with monitoring vibration machine
The oscillation trajectory of XOZ planes.
In engineering, the acceleration transducer 6 is used for the vibrational state for detecting the synchronous elliptical vibration machine, specifically may be used
To there is following two embodiments：
First way：
The acceleration transducer 6 can be 3-axis acceleration sensor, you can to obtain X-axis, Y-axis, Z-direction
Vibration information.Now, the controller 2 can select to ignore the vibration of Y-axis according only to the wherein vibration signal of X-axis and Z axis
Signal obtains real-time vibrating direction angle.Wherein, the vibration signal of the X-axis represents the level of the barycenter of the bobbing machine body
The vibration information in direction, the vibration signal of the Z axis represent the vibration information of the vertical direction of the barycenter of the bobbing machine body.
The second way：
The acceleration sensing 6 can be two single-axis sensors being separately positioned in X-axis and Z axis.Wherein, the X
Axle represents the horizontal direction of the barycenter of the bobbing machine body, and the Z axis represents the Vertical Square of the barycenter of the bobbing machine body
To.
During regulation, the synchronous elliptical vibration machine is changed into another synchronism stability from a kind of synchronism stability state
State, this needs the absolute difference of first motor and second motor to be less than predetermined threshold value.Once first motor
Exceed the predetermined threshold value with the absolute difference of second motor, then the synchronous elliptical vibration machine will synchronous unstability, this
When oscillation trajectory be also no longer stable elliptical orbit.
Regulation on " vibrating direction angle " of synchronous elliptical vibration machine can have following several specific embodiments.
Embodiment one
Fig. 2 is the adjusting method of synchronous elliptical vibration machine vibration deflection in the embodiment of the present invention, and specific regulating step is such as
Under：
Step201：The twin-engined drives self-synchronizing elliptical vibrating machine is initialized, it is met stability of synchronization condition.
In the present embodiment, the first motor 4a and the second motor 4b specification are arranged to identical.In motor synchronizing
When elliptical vibration machine starts, the first motor 4a and the second motor 4b rotating speed are set to identical, and the first motor
4a is arranged to rotate counterclockwise, and the second motor 4b is arranged to turn clockwise, that is, the first vibrator 5a is driven
For rotate counterclockwise, the second vibrator 5b is driven to turn clockwise.Moreover, the eccentric matter of the first vibrator 5a
Measure the eccentric mass square that square is more than the second vibrator 5b.
step202：Under self-synchronizing elliptical vibrating machine synchronism stability operation, the controller passes through acceleration sensing
Device obtains the vibration signal of bobbing machine body, and obtains real-time vibrating direction angle according to the vibration signal.
step203：The controller by it is described in real time vibrating direction angle compared with default vibrating direction angle, according to than
Compared with result speed-regulating signal is exported to the speed regulator.
Specifically, the controller can include information acquisition module and control module, the manipulation in step2 is actual to be passed through
Above-mentioned " information acquisition module " is realized, and the manipulation in step2 is realized by " control module ".
step204：The speed regulator controls first motor and/or second motor to change according to the speed-regulating signal
Become driving rotating speed, and then adjust real-time vibrating direction angle.
In this step, specifically, the speed regulator can control first motor, or control according to the speed-regulating signal
Second motor is made, or controls first motor and second motor simultaneously, to change driving rotating speed, and then is adjusted real
When vibrating direction angle.
The first situation：The speed regulator only connects with the first motor 4a, is not connected with the second motor 4b,
If the vibrating direction angle in real time is less than the default vibrating direction angle, reduce the first motor 4a's by the speed regulator
Drive rotating speed；If the vibrating direction angle in real time is more than the default vibrating direction angle, pass through speed regulator increase described the
The driving rotating speed of one motor.
Second of situation：Similar Fig. 3 setting, simply the speed regulator no longer with first motor connection, and only and
The second motor connection (not shown), i.e., the regulation of described vibrating direction angle are realized by the second motor 4b.If institute
State real-time vibrating direction angle and be less than the default vibrating direction angle, increase the driving of the second motor 4b by the speed regulator
Rotating speed；If the vibrating direction angle in real time is more than the default vibrating direction angle, second electricity is reduced by the speed regulator
Machine 4b driving rotating speed.
The third situation：Similar Fig. 3 setting, the speed regulator can not only with first motor connection, also simultaneously
The second motor (not shown) can be connected, i.e., the regulation of described vibrating direction angle by adjusting the first motor 4a simultaneously
Realized with the driving rotating speed of the second motor 4b.If the vibrating direction angle in real time is less than the default vibrating direction angle,
The driving rotating speed of the first motor 4a is reduced by the speed regulator and increases the driving rotating speed of the second motor 4b；If institute
State real-time vibrating direction angle and be more than the default vibrating direction angle, increase the driving of the first motor 4a by the speed regulator
Rotating speed and the driving rotating speed for reducing the second motor 4b.
Fig. 4 is according to the flow chart of the adjusting method of the vibrating direction angle of Fig. 3 structural representation, is specifically included：
Step401：The self-synchronizing elliptical vibrating machine is initialized, ensures the self-synchronizing elliptical vibrating machine synchronism stability fortune
OK.
Step402：Default vibrating direction angle is arranged to a0.
Step403：Detect real-time vibrating direction angle a1.
Step404：Judge whether a1 and a0 is equal.
If equal, step403 is returned to.If unequal, proceed to step 405.
Step405：Determine whether a1 is more than a0.
If so, then carry out step step406：Adjust the driving rotating speed increase of the first motor 4a；
If it is not, then carry out step step407：The driving rotating speed for adjusting the first motor 4a reduces.
Fig. 5-7 is the further explanation made according to experimental data to the embodiment of the present invention.When initial, motor synchronizing ellipse shakes
First vibrator 5a rotate counterclockwises of motivation, the second vibrator 5b turn clockwise, and the first vibrator 5a,
The rotating speed of the second vibrator 5b is identical, is 1000r/min.Meanwhile the eccentric mass square of the first vibrator 5a is small
In the eccentric mass square of the second vibrator 5b.After system is stable, two vibrators realize that motor synchronizing operates, the synchronization
The oscillation trajectory of the experimental bench barycenter of elliptical vibration machine is as shown in Figure 5.
After the stable run-in synchronism of system, keep the second vibrator 5b rotating speeds 1000r/min constant, pass through speed regulator increase the
One motor 4a output speed, when control the first vibrator 5a output speeds by 1000r/min increase to 1017r/min,
During 1024r/min, system can still keep motor synchronizing stable operation, and the track at the experimental bench barycenter of measurement bobbing machine
For ellipse.But from experimental result, for the first motor 4a in the driving rotating speed increase that speed regulator exports, vibrating direction angle is gradual
Reduce, as shown in Figure 7.It is opposite, when control the first vibrator 5a output speeds by 1000r/min be decreased to 996r/min,
During 992r/min, vibrating direction angle becomes larger.
In experimentation, the vibrational system can be always maintained at motor synchronizing motion state, change the defeated of speed regulator 3
Go out after rotating speed, although original motor synchronizing state changes, whole system sets up a kind of new motor synchronizing campaign shape
State.And vibrator speed small change can make vibrating direction angle produce larger change.
As can be seen here, the adjusting method of the vibrating direction angle of self-synchronizing elliptical vibrating machine provided by the present invention can be applicable
The adjustment of its vibrating direction angle when material screening of different nature, i.e., provide optimal shake for material screening of different nature
Dynamic deflection, improves screening efficiency and flexibility of the twin-engined drives self-synchronizing elliptical vibrating machine in actual production, is certainly
Synchronization Theory has made supplement with engineering actual production.
Embodiment two
In the present embodiment, the first motor 4a and the second motor 4b specification are arranged to identical.In motor synchronizing
When elliptical vibration machine starts, the first motor 4a and the second motor 4b rotating speed are set to identical and direction is arranged to phase
Instead, specifically, the first vibrator 5a rotate counterclockwises, the second vibrator 5b turn clockwise.
If the first vibrator 5a eccentric mass square is changed into the eccentric mass square less than the second vibrator 5b, then institute
Change in location can be occurred relative to the major axis of elliptical orbit in Fig. 5 by stating the major axis of the elliptical orbit of the vibrating direction angle of bobbing machine,
That is, other side of the major axis of elliptical orbit on vertical direction in Fig. 5.Accordingly, by the first vibrator 5a bias
Moment of mass changes into the eccentric mass square less than the second vibrator 5b, and makees symmetry change relative to the situation in embodiment one,
The major axis of elliptical orbit is on vertical direction in the major axis and Fig. 5 of the elliptical orbit of the vibrating direction angle of so described bobbing machine
" symmetrical ".Now, it is relative by way of controlling first motor and/or second motor adjusts vibrating direction angle in real time
In the mode of embodiment one be opposite.For example, if the speed regulator only connects with the first motor 4a, not with it is described
Second motor 4b connections, if the vibrating direction angle in real time is less than the default vibrating direction angle, increased by the speed regulator
The driving rotating speed of the first motor 4a；If the vibrating direction angle in real time is more than the default vibrating direction angle, by described
Speed regulator reduces the driving rotating speed of the first motor 4a.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. method for the vibrating direction angle for adjusting self-synchronizing elliptical vibrating machine, it is characterised in that the motor synchronizing ellipse shakes Motivation includes：Bobbing machine body, controller, speed regulator, the first motor, the second motor, acceleration transducer, and respectively by institute State the first motor, separately-driven first vibrator of second motor, the second vibrator；Wherein,The acceleration transducer is arranged on the bobbing machine body, and the vibration signal detected is inputted into the control Device；The controller obtains real-time vibrating direction angle according to the vibration signal, and by the vibrating direction angle in real time with presetting Vibrating direction angle is compared, and speed-regulating signal is exported to the speed regulator according to comparative result；The speed regulator is according to the tune Fast signal controls first motor and/or second motor to change driving rotating speed, and then adjusts real-time vibrating direction angle.
- 2. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 1, it is characterised in that institute It is 3-axis acceleration sensor to state acceleration transducer；The controller obtains vibration side in real time according to the vibration signal of the X-axis from the 3-axis acceleration sensor and Z axis To angle；Wherein, the vibration signal of the X-axis represents the vibration information of the horizontal direction of the barycenter of the bobbing machine body, the Z The vibration signal of axle represents the vibration information of the vertical direction of the barycenter of the bobbing machine body.
- 3. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 1, it is characterised in that institute State two single-axis sensors that acceleration transducer includes being separately positioned in X-axis and Z axis；Wherein, shaken described in the X-axis expression The horizontal direction of the barycenter of motivation body, the Z axis represent the vertical direction of the barycenter of the bobbing machine body.
- 4. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 1, it is characterised in that institute State acceleration transducer and be arranged at the barycenter of the bobbing machine body at the projection of shell side plate to monitor the bobbing machine Oscillation trajectory.
- 5. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 1, it is characterised in that institute The absolute difference for stating the first motor and second motor is less than predetermined threshold value.
- 6. according to the method for the vibrating direction angle of any described regulation self-synchronizing elliptical vibrating machines of claim 1-5, its feature It is, first motor is identical with second rating of electric machine, and rotating speed is identical and in opposite direction；AndFirst vibrator and the second vibrator eccentric mass square differ.
- 7. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 6, it is characterised in that institute The first vibrator rotate counterclockwise is stated, second vibrator turns clockwise, and the eccentric mass of first vibrator Square is more than the eccentric mass square of second vibrator；If the vibrating direction angle in real time is less than the default vibrating direction angle, first motor is reduced by the speed regulator Driving rotating speed；If the vibrating direction angle in real time is more than the default vibrating direction angle, first motor is increased by the speed regulator Driving rotating speed.
- 8. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 6, it is characterised in that institute The first vibrator rotate counterclockwise is stated, second vibrator turns clockwise, and the eccentric mass of first vibrator Square is more than the eccentric mass square of second vibrator；If the vibrating direction angle in real time is less than the default vibrating direction angle, second motor is increased by the speed regulator Driving rotating speed；If the vibrating direction angle in real time is more than the default vibrating direction angle, second motor is reduced by the speed regulator Driving rotating speed.
- 9. the method for the vibrating direction angle of regulation self-synchronizing elliptical vibrating machine according to claim 6, it is characterised in that institute The first vibrator rotate counterclockwise is stated, second vibrator turns clockwise, and the eccentric mass of first vibrator Square is more than the eccentric mass square of second vibrator；If the vibrating direction angle in real time is less than the default vibrating direction angle, first motor is reduced by the speed regulator Driving rotating speed and increase the driving rotating speed of second motor；If the vibrating direction angle in real time is more than the default vibrating direction angle, first motor is increased by the speed regulator Driving rotating speed and reduce the driving rotating speed of second motor.
- A kind of 10. self-synchronizing elliptical vibrating machine that can adjust vibrating direction angle, it is characterised in that including：Bobbing machine body, control Device processed, speed regulator, the first motor, the second motor, acceleration transducer, and respectively by first motor, second electricity Separately-driven first vibrator of machine, the second vibrator；Wherein,The acceleration transducer is arranged on the bobbing machine body, and the vibration signal detected is inputted into the control Device；The controller obtains real-time vibrating direction angle according to the vibration signal, and by the vibrating direction angle in real time with presetting Vibrating direction angle is compared, and speed-regulating signal is exported to the speed regulator according to comparative result；The speed regulator is according to the tune Fast signal controls first motor and/or second motor to change driving rotating speed, and then adjusts real-time vibrating direction angle.
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| CN201710960183.5A CN107812708B (en) | 2017-10-16 | 2017-10-16 | Method for adjusting vibration direction angle of self-synchronizing elliptical vibration machine and self-synchronizing elliptical vibration machine |
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| CN107812708B CN107812708B (en) | 2020-05-08 |
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| CN (1) | CN107812708B (en) |
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| CN109647589A (en) * | 2018-12-17 | 2019-04-19 | 东北大学 | A kind of two-shipper motor synchronizing driving vibrator |
| GB2571941A (en) * | 2018-03-13 | 2019-09-18 | Weir Minerals Africa Pty Limited | Minerals processing |
| WO2020209366A1 (en) * | 2019-04-12 | 2020-10-15 | 株式会社サタケ | Sieving device |
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| CN107812708B (en) | 2020-05-08 |
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