CN207013285U - A kind of shaker vibration frequency self-checking device - Google Patents
A kind of shaker vibration frequency self-checking device Download PDFInfo
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- CN207013285U CN207013285U CN201621474135.2U CN201621474135U CN207013285U CN 207013285 U CN207013285 U CN 207013285U CN 201621474135 U CN201621474135 U CN 201621474135U CN 207013285 U CN207013285 U CN 207013285U
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- driven shaft
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- vibration frequency
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Abstract
A kind of shaker vibration frequency self-checking device is the utility model is related to, including drive sprocket, frame, main driven shaft, vibratory sieve, driving shaft, distorting stress test system, stepless speed change device, secondary driven shaft and signal receive and processing system；Drive sprocket is arranged on one end of driving shaft；Main driven shaft is arranged in frame by bearing, and one end of main driven shaft is provided with balancing weight, and the other end of main driven shaft is provided with the slave operation part of distorting stress test system and stepless speed change device；Vibratory sieve is made up of connecting plate, capacity eccentric bearing, sieve nest；Connecting plate and sieve nest are connected with, and connecting plate and capacity eccentric bearing are connected with, and capacity eccentric bearing is arranged on main driven shaft and secondary driven shaft by key；Driving shaft is arranged in frame by bearing, and one end is provided with drive sprocket, and the other end is provided with the active part of stepless speed change device；Secondary driven shaft is arranged in frame by bearing；The utility model easy installation and removal, realize monitoring system intellectuality.
Description
Technical field
The utility model is related to a kind of shaker vibration frequency self-checking device, specifically be by main driven shaft
On distorting stress collection with processing produce feedback signal control hydraulic control unit work, adjust the transmission of stepless speed change device
Than automatically adjusting for shaker vibration frequency can be achieved.
Background technology
Vibratory sieve is the core component of the cleaning plant of combined harvester, combines to form fan screen type and clean dress with blower fan
Put.Grain mixture is first concentrated on shake slide plate or stepped plate, then delivers to the front end of sieve.Light debris is blown along air channel
Walk, bigger material is discharged by tail end, and grain flows into auger or grain outlet by sieve aperture, completes cleaning for grain.It is existing
Vibrosieve is single-deck vibrating screen, double-deck screen shale shaker and three-deck vibrating screen, by mesh type be divided into lip(ped) sieve, stamped sieve and
The forms such as mesh sieve.The Simple double-layer vibratory sieve of the united reaper of Liu Zhengjie et al. utility models（CN 202310641 U）With
The peanut combine of Gu Zongkai et al. utility models vibratory sieve dressing mechanism（CN 105723955 A）All to vibratory sieve
Improvement is optimized, sorting performance is improved.
Because combined harvester manipulating object has obvious difference, working condition is ever-changing, different, operation
Environment is more complicated, and these cause on the performance of cleaning plant and significantly affected, the shaker vibration frequency of traditional cleaning plant
Rate can only carry out level regulation by manual mode, empirically by changing the diameter change gearratio of drive, can not basis
The change of manipulating object and environment, the vibration frequency of adjust automatically vibratory sieve ensure sorting performance, and it harvests adaptability and compare
Difference.Shaker vibration underfrequency can cause grain also not separate and be just carried over outside machine with abjection mixture through sieve aperture, increase
Cleaning loss；Vibration frequency is excessive, and the saturating sieve ability of seed can not significantly improve, and the power consumption of vibratory sieve can compare
Greatly, it is poorer than more serious unnecessary energy expenditure, econmics comparison to cause.Under conditions of sorting performance is ensured, work
It is to clean the inexorable trend of technology development that parameter can carry out adaptive adjustment according to operating condition.
Utility model content
Technical problem to be solved in the utility model is to overcome the technical disadvantages of above-mentioned vibratory sieve, there is provided one kind joint
In the case of cropper field harvest cleaning load fluctuates, a kind of vibratory sieve for automatically adjusting vibration frequency can be realized；This reality
Detected with the distorting stress of main driven shaft during the new harvest available for combined harvester field, monitoring device cost is low, and installation is torn open
Unload conveniently, detection method and result treatment intelligence degree are high, and hydraulic control unit control stepless speed change device changes gearratio
Quick and precisely, precision is high, safe and reliable, service life length.
Technical solution adopted in the utility model is a kind of shaker vibration frequency self-checking device, including actively
Sprocket wheel, frame, main driven shaft, vibratory sieve, driving shaft, distorting stress test system, stepless speed change device, secondary driven shaft and signal
Reception and processing system；Drive sprocket is arranged on one end of driving shaft by key；Main driven shaft is arranged in frame by bearing,
One end of main driven shaft is provided with balancing weight, and balancing weight is installed with drive sprocket in frame the same side, the other end of main driven shaft
There is the slave operation part of distorting stress test system and stepless speed change device；Vibratory sieve is by connecting plate, capacity eccentric bearing, sieve nest group
Into；Connecting plate and sieve nest are connected with, and connecting plate and capacity eccentric bearing are connected with, and capacity eccentric bearing is arranged on principal and subordinate by key
On moving axis and secondary driven shaft；Driving shaft is arranged in frame by bearing, and one end is provided with drive sprocket, and the other end is provided with nothing
The active part of level speed change gear；Secondary driven shaft is arranged in frame by bearing；
In such scheme, distorting stress test system is by Dual module mounting bracket, screw, stress acquisition module, foil gauge
Signal wire, resistance strain gage, power module composition；Resistance strain gage is attached on main driven shaft, and Dual module mounting bracket passes through spiral shell
Nail is arranged on slave operation wheel fixed part, and stress acquisition module and power module are located in Dual module mounting bracket, resistance
Foil gauge, stress acquisition module and power module are connected by foil gauge signal wire.
In such scheme, signal is received and is made up of with processing system wireless signal receiver, signal transacting display;Wirelessly
Signal receiver, signal transacting display are respectively positioned in combined harvester driver's cabin；Wireless signal receiver receives stress collection
Module is transferred in signal transacting display by the signal of wireless signal transmission, and signal transacting display is by feedback signal
Pass through transmission of wireless signals to hydraulic control unit.
In such scheme, stepless speed change device is by slave operation wheel fixed part, metal tape, slave operation wheel movable part
Divide, slave operation wheel hydraulic control cylinder, active wheel hydraulic control cylinder, active wheel moving part, active wheel are consolidated
Fixed part, hydraulic pump, hydraulic control unit composition；Slave operation wheel fixed part, slave operation wheel moving part and from starting building
Make wheel hydraulic control cylinder to be arranged by Inside To Outside, and on main driven shaft；Active wheel hydraulic control cylinder, active work
Make wheel moving part, active wheel fixed part, hydraulic pump and hydraulic control unit to be arranged by Inside To Outside, and be arranged on
On driving shaft；Metal band connection active wheel and slave operation wheel, and be tensioned.
The utility model additionally provides the method to be automatically adjusted using shaker vibration frequency self-checking device, bag
Include following steps：
S1：During the harvest of field, signal receive with processing system obtain in real time distorting stress on main driven shaft this
Running parameter；
S2：Signal receives and Monitoring Data is pre-processed with processing system, mainly has abnormal data to substitute, missing data
Polishing, Data Denoising etc., it is therefore an objective to eliminate random, influence of the uncertain factor to subsequent data analysis；
S3：Using the distorting stress parameter by pretreatment as input signal, corresponding control signal effect is exported in real time
In on shaker vibration frequency adjustment mechanism and completing the real-time regulation of shaker vibration frequency, so that the torsion on main driven shaft
Stress distribution is in presetting scope.
Preferably, the angle of the vibratory sieve and horizontal plane is -10o ~+10o, and vibration frequency is 4Hz ~ 10Hz.
The beneficial effects of the utility model are：（1）Provide one kind and be adapted to joint receipts under the multi-state complex environment of field
The vibration frequency self-checking device and adjusting method based on the monitoring of main driven shaft distorting stress of machine field harvest vibratory sieve are obtained,
The distorting stress monitoring of main driven shaft and the adaptive tune of shaker vibration frequency when being harvested available for combined harvester field
It is whole, detection device easy installation and removal, monitoring system intellectuality；（2）Hydraulic control unit control stepless speed change device, which changes, to be passed
It is dynamic than quick and precisely, precision it is high, it is safe and reliable, service life length.（3）It is negative when cleaning due to field crops skewness
When lotus becomes big suddenly, the distorting stress on main driven shaft becomes big suddenly, and signal processing system control hydraulic control unit tunes up nothing
Level speed change gear gearratio completes the increase of shaker vibration frequency, so as to improve throwing intensity, reaches raising material and sieves energy thoroughly
The purpose of power；When cleaning load is too small, the distorting stress on main driven shaft is too small, signal processing system control hydraulic control list
Member turns the reduction that stepless speed change device gearratio completes shaker vibration frequency down, on the premise of sorting performance is ensured, reduces
The power consumption of vibratory sieve, save the energy.（4）The device not only increases sorting performance, also saves the energy.（5）In addition, the device is also
It can realize and operation is cleaned under different feed quantities to Different Crop by the regulation of control system parameter, it is not necessary to artificial
The vibration frequency of ground de-regulation vibratory sieve is easy to operate quick.
Brief description of the drawings
Fig. 1 is shaker vibration frequency structure schematic diagram.
Fig. 2 is stepless speed change device structural representation.
Fig. 3 is distorting stress test system structure and schematic view of the mounting position.
Fig. 4 is Structure of Vibrating Screen schematic diagram.
Fig. 5 is reception of wireless signals and processing procedure schematic diagram.
In figure：1 drive sprocket, 2 frames, 3 main driven shafts, 4 vibratory sieves, 5 driving shafts, 6 distorting stress test systems, 7 nothings
Level speed change gear, 8 secondary driven shafts.401 connecting plates, 402 capacity eccentric bearings, 403 sieve nests, 601 Dual module mounting brackets, 602 screws,
603 stress acquisition modules, 604 foil gauge signal wires, 605 resistance strain gages, 606 power modules, 701 slave operation wheel fixed parts
Point, 702 metal tapes, 703 slave operation wheel moving parts, 704 slave operation wheel hydraulic control cylinders, 705 active wheel hydraulic pressure
Master cylinder, 706 active wheel moving parts, 707 active wheel fixed parts, 708 hydraulic pumps, 709 hydraulic control units,
901 wireless signal receivers, 902 signal transacting displays.
Embodiment
Below in conjunction with the accompanying drawings to a kind of the shaker vibration frequency self-checking device and tune of the utility model concrete model
Section method specific implementation process is described further.
As shown in figure 1, a kind of shaker vibration frequency self-checking device and adjusting method, including drive sprocket 1, frame
2nd, main driven shaft 3, vibratory sieve 4, driving shaft 5, distorting stress test system 6, stepless speed change device 7, secondary driven shaft 8 and signal connect
Receive and processing system 9；Driving shaft 5 is arranged in frame 2 by bearing, and one end is provided with drive sprocket 1 by key, passes through sprocket wheel
Power is passed on driving shaft 5, the other end is provided with the active part of stepless speed change device 7；Main driven shaft 3 passes through bearing
In frame 2, balancing weight is installed at one end, balancing weight and drive sprocket 1 are in the same side of frame 2, for being moved to principal and subordinate
Axle 3 carries out static and dynamic equilibrium design, and the slave operation of distorting stress test system 6 and stepless speed change device 7 is provided with the other end
Part；Vibratory sieve 4 is arranged on main driven shaft 3 and secondary driven shaft 8；Secondary driven shaft 8 is arranged in frame 2 by bearing.
As shown in Fig. 2 stepless speed change device 7 can by slave operation wheel fixed part 701, metal tape 702, slave operation wheel
Dynamic part 703, slave operation wheel hydraulic control cylinder 704, active wheel hydraulic control cylinder 705, active wheel moving part
706th, active wheel fixed part 707, hydraulic pump 708, hydraulic control unit 709 form；Stepless speed change device 7 from starting building
Make wheel fixed part 701, slave operation wheel moving part 703 and slave operation wheel hydraulic control cylinder 704 by Inside To Outside cloth
Put, and on main driven shaft 3；Active wheel hydraulic control cylinder 705, active wheel moving part 706, active
Wheel fixed part 707, hydraulic pump 708 and hydraulic control unit 709 are arranged by Inside To Outside, and are arranged on driving shaft 5；Gold
Belong to band 702 and connect active wheel and slave operation wheel, and be tensioned.
As shown in figure 3, resistance strain gage 605 is attached on main driven shaft 3, Dual module mounting bracket 601 is solid by screw 602
It is scheduled on slave operation wheel fixed part 701, stress acquisition module 603 and power module 606 are located at Dual module mounting bracket 601
Interior, resistance strain gage 605, stress acquisition module 603 and power module 606 are connected by foil gauge signal wire 604, stress collection
The signal acquisition frequency of module 603 is 0.5Hz ~ 20Hz.
As shown in figure 4, vibratory sieve 4 is made up of connecting plate 401, capacity eccentric bearing 402, sieve nest 403；Connecting plate 401 and sieve nest
403 are connected with, and connecting plate 401 and capacity eccentric bearing 402 are connected with, and capacity eccentric bearing 402 is moved by key installed in principal and subordinate
On axle 3 and secondary driven shaft 8；The angle of vibratory sieve 4 and horizontal plane is -10o ~+10o, and vibration frequency is 4Hz ~ 10Hz.
As shown in figure 5, the Dynamic Signal Y collected is transmitted into driver's cabin by stress acquisition module 603 by wireless signal
Dynamic Signal Y is transferred to signal transacting by signal wire and shown by interior wireless signal receiver 901, wireless signal receiver 901
Show in device 902, first Dynamic Signal Y is pre-processed in signal transacting display 902, the Y* then analyzed and processed is produced
Feedback signal, analysis process are：Two critical parameters values YMAX, YMIN of systemic presupposition, if Y* is upper critical not less than presetting
Value YMAX, then produce a control hydraulic control unit 709 tune up the positive feedback signal of the gearratio of stepless speed change device 7+；If should
Force signal Y* is less than presetting lower critical value YMIN, then produces a control hydraulic control unit 709 and turn variable speed dress down
Put the negative-feedback signals of 7 gearratios-；Otherwise the feedback signal 0 for not changing the gearratio of stepless speed change device 7 is produced；Feedback signal
Pass through transmission of wireless signals to hydraulic control unit 709.
A kind of shaker vibration frequency self-checking device and adjusting method specific implementation process of the model are, by bimodulus
Block mounting bracket by screw be fixed to stepless speed change device slave operation wheel fixed part on, make distorting stress test system with
Main driven shaft synchronous axial system；And foil gauge signal wire connection stress acquisition module on binding post, foil gauge signal wire along
Main driven shaft is arranged, and is fixed with tied silk, so as to reach the purpose for eliminating the signal errors that may be brought by the shake of line；Stress
Acquisition module gathers the Dynamic Signal of distorting stress, and Dynamic Signal is transferred into wireless signal receiver by wireless signal,
Then the signal received is transferred to signal transacting display, collection, processing, display and the signal feedback of complete paired data；
The signal of feedback, so as to change gearratio, completes the tune of shaker vibration frequency by transmission of wireless signals to hydraulic control unit
Section.
A kind of the shaker vibration frequency self-checking device and adjusting method of the model can be used for combined harvester field
The distorting stress monitoring of main driven shaft and automatically adjusting for shaker vibration frequency, detection device installing/dismounting side during harvest
Just, monitoring system is intelligent, hydraulic control unit control stepless speed change device regulation gearratio quick and precisely, precision it is high, work
Securely and reliably, service life is grown.Automatically adjusting for shaker vibration frequency can realize that shaker vibration frequency is negative with cleaning
The change of lotus and change.The device not only increases sorting performance, also saves the energy.In addition, the device can also pass through control
The regulation of systematic parameter, realize and operation is cleaned under different feed quantities to Different Crop, without artificially de-regulation vibratory sieve
Vibration frequency, it is easy to operate quick.
Claims (4)
1. a kind of shaker vibration frequency self-checking device, it is characterised in that including drive sprocket（1）, frame（2）, principal and subordinate
Moving axis（3）, vibratory sieve（4）, driving shaft（5）, distorting stress test system（6）, stepless speed change device（7）, secondary driven shaft（8）With
Signal receives and processing system（9）；
Drive sprocket（1）Driving shaft is arranged on by key（5）One end；
Main driven shaft（3）Frame is arranged on by bearing（2）On, main driven shaft（3）One end balancing weight is installed, balancing weight with
Drive sprocket（1）In frame（2）The same side, main driven shaft（3）The other end distorting stress test system is installed（6）With it is stepless
Speed change gear（7）Slave operation part；
Vibratory sieve（4）By connecting plate（401）, capacity eccentric bearing（402）, sieve nest（403）Composition；Connecting plate（401）And sieve nest（403）
It is connected with, connecting plate（401）And capacity eccentric bearing（402）It is connected with, capacity eccentric bearing（402）Principal and subordinate is arranged on by key
Moving axis（3）With secondary driven shaft（8）On；
Driving shaft（5）Frame is arranged on by bearing（2）On, one end is provided with drive sprocket（1）, the other end is provided with stepless change
Speed variator（7）Active part；
Secondary driven shaft（8）Frame is arranged on by bearing（2）On.
A kind of 2. shaker vibration frequency self-checking device according to claim 1, it is characterised in that：Distorting stress is surveyed
Test system（6）By Dual module mounting bracket（601）, screw（602）, stress acquisition module（603）, foil gauge signal wire（604）、
Resistance strain gage（605）, power module（606）Composition；Resistance strain gage（605）It is attached to main driven shaft（3）On, Dual module installation
Support（601）Pass through screw（602）Installed in slave operation wheel fixed part（701）On, stress acquisition module（603）And power supply
Module（606）Positioned at Dual module mounting bracket（601）It is interior, resistance strain gage（605）, stress acquisition module（603）With power supply mould
Block（606）Pass through foil gauge signal wire（604）It is connected.
A kind of 3. shaker vibration frequency self-checking device according to claim 1, it is characterised in that：Signal receive with
Processing system（9）By wireless signal receiver（901）, signal transacting display（902）Composition;Wireless signal receiver（901）、
Signal transacting display（902）It is respectively positioned in combined harvester driver's cabin；Wireless signal receiver（901）Receive stress collection mould
Block（603）By the signal of wireless signal transmission, and it is transferred to signal transacting display（902）It is interior, signal transacting display
（902）Feedback signal is passed through into transmission of wireless signals to hydraulic control unit（709）.
A kind of 4. shaker vibration frequency self-checking device according to claim 1, it is characterised in that：Variable speed fills
Put（7）By slave operation wheel fixed part（701）, metal tape（702）, slave operation wheel moving part（703）, slave operation wheel
Hydraulic control cylinder（704）, active wheel hydraulic control cylinder（705）, active wheel moving part（706）, active wheel
Fixed part（707）, hydraulic pump（708）, hydraulic control unit（709）Composition；Slave operation wheel fixed part（701）, it is driven
Active wheel moving part（703）With slave operation wheel hydraulic control cylinder（704）Arranged by Inside To Outside, and moved installed in principal and subordinate
Axle（3）On；Active wheel hydraulic control cylinder（705）, active wheel moving part（706）, active wheel fixed part
（707）, hydraulic pump（708）And hydraulic control unit（709）Arranged by Inside To Outside, and be arranged on driving shaft（5）On；Metal
Band（702）Active wheel and slave operation wheel are connected, and is tensioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474135.2U CN207013285U (en) | 2016-12-30 | 2016-12-30 | A kind of shaker vibration frequency self-checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474135.2U CN207013285U (en) | 2016-12-30 | 2016-12-30 | A kind of shaker vibration frequency self-checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207013285U true CN207013285U (en) | 2018-02-16 |
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ID=61459954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621474135.2U Expired - Fee Related CN207013285U (en) | 2016-12-30 | 2016-12-30 | A kind of shaker vibration frequency self-checking device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207013285U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106733630A (en) * | 2016-12-30 | 2017-05-31 | 江苏大学 | A kind of shaker vibration frequency self-checking device and adjusting method |
| CN113396702A (en) * | 2021-05-19 | 2021-09-17 | 黑龙江八一农垦大学 | Electric-drive multi-track cleaning vibrating screen based on strain signal feedback adjustment |
-
2016
- 2016-12-30 CN CN201621474135.2U patent/CN207013285U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106733630A (en) * | 2016-12-30 | 2017-05-31 | 江苏大学 | A kind of shaker vibration frequency self-checking device and adjusting method |
| CN106733630B (en) * | 2016-12-30 | 2023-09-22 | 江苏大学 | Automatic adjusting device and adjusting method for vibration frequency of vibrating screen |
| CN113396702A (en) * | 2021-05-19 | 2021-09-17 | 黑龙江八一农垦大学 | Electric-drive multi-track cleaning vibrating screen based on strain signal feedback adjustment |
| CN113396702B (en) * | 2021-05-19 | 2023-07-21 | 黑龙江八一农垦大学 | Electric drive multi-track cleaning vibrating screen based on strain signal feedback adjustment |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20191230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |