CN209563177U - The adjustable speed variable fertilizer feed mechanism for seed of servo motor driving - Google Patents
The adjustable speed variable fertilizer feed mechanism for seed of servo motor driving Download PDFInfo
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- CN209563177U CN209563177U CN201920170059.3U CN201920170059U CN209563177U CN 209563177 U CN209563177 U CN 209563177U CN 201920170059 U CN201920170059 U CN 201920170059U CN 209563177 U CN209563177 U CN 209563177U
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- fertilizer
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- seed
- feed mechanism
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Abstract
The utility model discloses a kind of adjustable speed variable fertilizer feed mechanism for seeds of servo motor driving, including fertilizer kind box, fertilizer kind box lower part is equipped with opening, fertilizer kind box lower part is equipped with fertilizer seeder unit shell, helical tooth flexibility fertilizer seed wheel is provided in fertilizer seeder unit shell, fertilizer seeder unit shell top offers strip hole corresponding with opening, the pull baffles that can push and pull folding are provided on strip hole, helical tooth flexibility fertilizer seed wheel is mounted in fertilizer seeding wheel drive mandrel, fertilizer seeding wheel drive mandrel is connected by shaft coupling with multistage speed reducer, multistage speed reducer is connected with servo motor, servo motor is connected by conducting wire with motor servo driver, fertilizer seeder unit shell lower part offers outlet, exit is equipped with correlation type photoelectric sensor installation seat pipe, correlation type light is installed on correlation type photoelectric sensor installation seat pipe Electric transducer, correlation type photoelectric sensor and motor servo driver pass through conducting wire and are connected with the acquisition controller with man-machine interface.
Description
Technical field
The utility model relates to a kind of agricultural machinery, especially a kind of agricultural machinery applies the servo motor of granular fertilizer (kind)
The adjustable speed variable fertilizer feed mechanism for seed of driving.
Background technique
Fertilizer provides required nutriment in process of crop growth, plays a significant role to stable crop yield high yield.It applies
Fertilizer is the important link of arable farming, through the links of sowing, field management etc..Fertilizer be divided into natural organic matter fertilizer and
Chemical fertilizer two major classes, except the biogas slurry and biogas residue class green manure directly sprayed, pelletized is the common development trend of two major classes fertilizer.It applies
Fertilizer is divided into surface according to agriculture requirement and operation mode difference and spreads fertilizer over the fields and trench digging buriing.It spreads fertilizer over the fields based on fertilizer distributor, passes through centrifugation
Fertilizer is uniformly thrown away fertilizer apparatus and makes uniformly dispersing granular fertilizers in working width by power.Buriing of ditching will be fertile by fertilizer apparatus
Solid granulates fluid discretization in case, by fertilizer pipeline enter to kind of position or fall directly into plough formation ditch in
Equipment is covered after advancing by soil.
Due to fertilizer properties difference, flowing and dispersibility difference are obvious, and current fertilizer apparatus is mostly outer groove wheel machine driving,
Setting speed rotation, and chaindriven inherent characteristic are realized by fixed drive ratio, and there are speed uneven phenomenon, equipment operation speed
Degree is particularly evident when changing.Feed mechanism for seed situation for drilling is similar.Existing fertilizer (kind) device is without feedback element, nothing
Method meets precision and quantity-variation fertilising (seeding) requirement, it is necessary to innovate fertilizer dispenser.
109168464 A of Chinese patent application CN discloses a kind of intelligent wheat precision drilling based on Beidou navigation
Fertilization working machine can accurately determine the position of operation by BEI-DOU position system, while Beidou Navigation System is able to detect
Overall operation speed in the course of work, matches with velocity sensor, controls fertilising servo motor and row by control system
The speed of service of kind of servo motor, to control seeding and fertilizing amount, while control system can driving hydraulic cylinder movement to adjust
Discharging tube, defertilizing tube vertical position guarantee that seeding and fertilizing uniform depth is consistent.Feed mechanism for seed structure is not specified described in this application
Feature, and one or more feed mechanism for seed axis rotations are driven by chain drive using servo motor, required power torque is big, can not
Individually adjust.
104823580 B of Chinese patent CN discloses a kind of double adjustment test beds of variable-rate fertilization revolving speed aperture, including machine
Frame, motor base, AC servo motor, driver, opening adjusting device, fertilizer distributor, fertilizer expelling shaft support, complex fertilizer device device,
It is characterized in that AC servo motor is mounted on motor base, motor base is mounted on the left side of rack, and driver is mounted on
Motor base lower part, live wire connects between driver and AC servo motor, and opening adjusting device is mounted on central rack, arranges
Fertile device is mounted on opening adjusting device, and AC servo motor output shaft is left using the fertilizer expelling shaft in shaft coupling and fertilizer distributor
End is connected, and fertilizer expelling shaft supports the right side for being mounted on rack, is used to support the right end of fertilizer expelling shaft, complex fertilizer device device is mounted on fertilizer
The lower section of device.It is a kind of device for variable-rate fertilization revolving speed and aperture laboratory test described in the patent, for being turned
Speed, the asynchronous defertilizing amount data of aperture, it is impossible to be used in the seeding fertilizer of farm work equipment.
102523808 B of Chinese patent CN discloses a kind of Novel dual-shaft dual-adjustment precise variable fertilizer distributor and fertilising side
Method, suspension type traction, adjustable double shafts wherein drive sheave rotation input shaft to be connected directly by shaft coupling and servo motor,
The rotation of half inner cylinder is driven to control the effective active length hollow shaft of sheave by a pair of of reduction gearing and be connected with another servo motor;
It is work lower feed box that storage fertilizer box, which is material-supplying box one there are two one,;For disc type trench digging pears, it is filled trench digging pears with fertilising
It sets, dc-battery case is all connected and rack;Power generator and GPRS are satisfied in tractor boot, and fertilising control machine is satisfied with machine
Interior, GPRS receive information be output to it is interior with detect automatically cultivated land electronic prescription information Prescription apparatus in, by wireless
Network is downloaded automatically in prescription and transmission and fertilising control machine;Fertilising control machine simultaneously turns the information combination equipment speed received
The proportion of twin shaft revolving speed needed for being melted into.Equipment described in the patent be two servo motors respectively drive sheave rotation it is effective with sheave
Active length, wherein sheave rotate driving mode is that servo motor is connected directly with shaft coupling, and required torque and power are huge, need
With power generator.
Utility model content
Purpose of the utility model is to overcome the deficiencies of the above prior art and provide a kind of the adjustable of servo motor driving
Fast variable fertilizer feed mechanism for seed, discharge capacity are stablized, and Displacement Regulation is facilitated, and have monitoring feedback mechanism, can effectively improve fertilizer chimes
Uniformity and reliability.
To achieve the above object, the utility model adopts the following technical solutions:
A kind of adjustable speed variable fertilizer feed mechanism for seed of servo motor driving, including fertilizer kind box, fertilizer kind box lower part are provided with out
Mouthful, fertilizer kind box lower part is correspondingly arranged on fertilizer seeder unit shell, and helical tooth flexibility fertilizer row is provided in fertilizer seeder unit shell
Kind wheel, fertilizer seeder unit shell top offers strip hole corresponding with fertilizer kind box lower openings, is provided with energy on strip hole
The pull baffles of enough push-and-pull foldings, helical tooth flexibility fertilizer seed wheel are mounted in fertilizer seeding wheel drive mandrel, fertilizer seeding
Wheel drive mandrel is connected by shaft coupling with multistage speed reducer, and multistage speed reducer is connected with servo motor, and servo motor is by leading
Line is connected with motor servo driver, and fertilizer seeder unit shell lower part offers outlet, and exit is equipped with correlation type photoelectric transfer
Sensor installs seat pipe, is equipped with correlation type photoelectric sensor, correlation type photoelectric sensing on correlation type photoelectric sensor installation seat pipe
Device and motor servo driver pass through conducting wire and are connected with the acquisition controller with man-machine interface.
The fertilizer seeder unit shell is fixedly installed in fertilizer kind box lower part.
The fertilizer seeder unit shell includes upper casing and lower casing, and upper and lower shell is fixedly connected as an entirety.
The servo motor is installed on multistage speed reducer shell, and multistage speed reducer is fixedly installed in fertilizer seeder unit shell
On.
Described fertilizer seeding wheel drive mandrel one end and the hand drive wheel outside fertilizer seeder unit shell are direct-connected.
The outlet is round mouth, the corresponding round tube of correlation type photoelectric sensor installation seat Guan Weiyu round mouth.
Abnormal failure alarm acousto-optic instruction device is equipped in the acquisition controller with man-machine interface.Fertilizer seed wheel is not
When phenomena such as movement, fertilizer-dropping hole blocking occurs, sound-light alarm is issued;
The fertilizer kind box, fertilizer seeder unit shell, fertilizer seed wheel and correlation type photoelectric sensor installation seat pipe are rubber
Moulding material is prepared.Fertilizer (kind) wheel, which can be deformed, reduces Particle Breakage and blocking clamping stagnation, while avoiding fertilizer chemical
Corrosion.
Utilize the fertilizer seed feeding method of the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving, comprising:
1) granulated fertilizer or seed are put into fertilizer kind box, servo motor rotates through multistage speed reducer deceleration torque increase, drives
Helical tooth flexibility fertilizer seed wheel overcomes big resistance stable rotation;
2) fertilizer or seed enter flexible fertilizer seed wheel with the rectangular section channel that pull baffles and upper housing are constituted
The arc slot space that helical tooth and upper housing are constituted, after rotating into lower case circle fertilizer seeding outlet with flexible fertilizer seed wheel
Correlation type photoelectric sensor installation seat pipe is fallen into gravity;
3) received discharge capacity output electric signal is transferred to the acquisition controller with man-machine interface by correlation type photoelectric sensor;
4) servo motor revolving speed is inputted by the acquisition controller with man-machine interface, the discharge capacity that acquisition controller will receive
Judgement is compared in output electric signal, according to whether normal row, displacement size meet the requirements, sends out motor servo driver
Control signal realizes accurate quantification fertilizer or seeding to increase or decrease servo motor revolving speed out.
The beneficial effects of the utility model are:
1, the utility model avoid existing standard machinery transmission fertilizer (kind) device rotary speed unstabilization cause surely discharge capacity it is unstable,
Deficiency inconvenient, without monitoring feedback device that discharge capacity is adjusted, effectively improves uniformity, the reliability of fertilizer (kind);
2, the utility model is driven using servo motor, and revolving speed facilitates discharge capacity to adjust according to signal input control;
3, the utility model is equipped with multi-stage speed-reducing case, adapts to low-power machine output high torque to overcome fertilizer (kind) to hinder
The big environment of torque fluctuations;
4, the utility model is equipped with correlation type photoelectric sensor, is detected to device working condition and feeds back band human-machine interface
The acquisition controller of mouth, the acquisition controller with man-machine interface control motor servo driver;
5, the utility model is equipped with hand and drives wheel, direct-connected with roller, can be driven with hand-operated manpower to drive roller to rotate;
It 6, is rubber-plastics material with fertilizer (kind) contact component in the utility model, fertilizer (kind) wheel can be deformed reduction
Particle Breakage and blocking clamping stagnation, while avoiding fertilizer chemical attack;
7, major part fertilizer (kind) wheel of the utility model is helical tooth form, and running resistance square fluctuates small, discharge capacity one
Cause property is high;
8, between the fertilizer kind box of the utility model and fertilizer seeder unit shell be equipped with pull plate, cooperate servo speed regulating motor with
Adapt to different-grain diameter particle different displacements.
Detailed description of the invention
Fig. 1 is the application schematic diagram of utility model;
Fig. 2 is integral mechanical structure part assembling drawing;
Fig. 3 is the system composition control schematic circuit diagram of utility model;
Fig. 4 is flexible fertilizer (kind) wheel construction figure of utility model;
Fig. 5 is the installation of correlation type photoelectric sensor and working principle diagram;
Fig. 6 is that multistage speed reducer, servo motor and fertilizer seeder unit shell are coupled schematic diagram;
Wherein, 2. fertilizer kind box, 3. fertilizer feed mechanism for seed lower cases, 5. multistage speed reducers, 17. servo motor assemblies, 20. spiral shells
Revolve tooth flexibility fertilizer kind skate, 21. fertilizer seeding wheel drive mandrels, 25. fertilizer feed mechanism for seed upper housings, 29. correlation type photoelectric transfers
Sensor installs seat pipe, and 30. pull baffles, 31. handwheels, 33. correlation type photoelectric sensors, 40. motor servo drivers, 41. contain
The signal acquisition controller of man-machine interface.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
This specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification revealed interior
Hold, so that those skilled in the art understands and reads, is not intended to limit the utility model enforceable qualifications, therefore not
Has technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are practical new not influencing this
Under the effect of type can be generated and the purpose that can reach, it should all still fall in the revealed technology contents of the utility model and obtain and can contain
In the range of lid.Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term,
It is merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model, the change of relativeness or tune
It is whole, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
As shown in figs 1 to 6, the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving, including fertilizer kind box 2, fertilizer kind box 2
Lower part is provided with opening, and 2 lower part of fertilizer kind box correspondence is fixedly installed with fertilizer seeder unit shell, and fertilizer seeder unit shell includes fertilizer
Feed mechanism for seed upper casing 25 and fertilizer feed mechanism for seed lower casing 3, fertilizer feed mechanism for seed upper and lower shell are fixedly connected as an entirety.Fertilizer seeding
Helical tooth flexibility fertilizer seed wheel 20 is provided in device shell, fertilizer seed wheel is helical arc tooth pattern, the operational process moment of resistance
Fluctuate small, discharge capacity consistency height.
Fertilizer seeder unit shell top offers strip hole corresponding with 2 lower openings of fertilizer kind box, is arranged on strip hole
There are the pull baffles 30 that can push and pull folding, helical tooth flexibility fertilizer seed wheel 20 is mounted on fertilizer seeding wheel drive mandrel 21
On, 21 one end of fertilizer seeding wheel drive mandrel is connected by shaft coupling with multistage speed reducer 5;Fertilizer seeding wheel drive mandrel 21 is another
One end and the hand drive wheel 31 outside fertilizer seeder unit shell are direct-connected, fertilizer seed wheel 20 can be driven to rotate with hand-operated manpower.Fertilizer
Flow rate is determined that baffle position is according to fertilizer seed particle size kind by both 30 position of pull baffles and fertilizer seeding wheel speed jointly
It can realize that discharge capacity is precisely adjusted by setting servo motor revolving speed after class selection.
Multistage speed reducer 5 is connected with servo motor assembly 17, and servo motor assembly 17 is driven by conducting wire and servo motor
Device 40 is connected, and speed is determined by servo-driver output signal.Servo motor assembly 17 is installed on multistage speed reducer shell,
Multistage speed reducer 5 is fixedly installed on fertilizer seeder unit shell.
Fertilizer seeder unit shell lower part offers round exit, and the installation of correlation type photoelectric sensor is equipped at round exit
Seat pipe 29, correlation type photoelectric sensor installation seat pipe 29 are round tube corresponding with round mouth.Correlation type photoelectric sensor installation seat pipe
Correlation type photoelectric sensor 33 is installed on 29, correlation type photoelectric sensor 33 and motor servo driver 40 by conducting wire with
Acquisition controller 41 with man-machine interface is connected.Acquisition controller 41 with man-machine interface is believed according to the fertilizer flow rate of acquisition
Number, man-machine interface setting fertilizer flow rate calculated, to motor servo driver export control signal drive servo motor
Rotation.
Abnormal failure alarm acousto-optic instruction device is equipped in acquisition controller 41 with man-machine interface.Roller is failure to actuate,
When phenomena such as fertilizer-dropping hole blocks occurs, sound-light alarm is issued.
Fertilizer kind box 2, fertilizer seeder unit shell, fertilizer seed wheel 20 and correlation type photoelectric sensor installation seat pipe 29 are rubber
Moulding material is prepared.Fertilizer (kind) wheel, which can be deformed, reduces Particle Breakage and blocking clamping stagnation, while avoiding fertilizer chemical
Corrosion.
Between fertilizer feed mechanism for seed upper-lower casing and Servomotor shells are connected by bolt with multistage speed reducer shell
Fixation is connect, length, width and height size is respectively less than fertilizer feed mechanism for seed, compact-sized convenient for arrangement.
A kind of fertilizer seed feeding method of the adjustable speed variable fertilizer feed mechanism for seed using servo motor driving, comprising:
1) granulated fertilizer or seed are put into fertilizer kind box 2, servo motor assembly 17 rotates through the deceleration of multistage speed reducer 5 and increases
It turns round, helical tooth flexibility fertilizer seed wheel 20 is driven to overcome big resistance stable rotation;
2) fertilizer or seed enter flexible fertilizer seed wheel with the rectangular section channel that pull baffles 30 and upper housing are constituted
The arc slot space that 20 helical tooth and upper housing is constituted, rotates into lower case circle fertilizer seeding with flexible fertilizer seed wheel 20
Correlation type photoelectric sensor installation seat pipe 29 is fallen into gravity behind outlet;
3) received discharge capacity output electric signal is transferred to the acquisition control with man-machine interface by correlation type photoelectric sensor 33
Device 41;
4) servo motor revolving speed is inputted by acquisition controller 41 with man-machine interface, and acquisition controller 41 will receive
Judgement is compared in discharge capacity output electric signal, according to whether normal row, displacement size meet the requirements, drives to servo motor
Device 40 issues control signal to increase or decrease 17 revolving speed of servo motor assembly, realizes accurate quantification fertilizer or seeding.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (8)
1. a kind of adjustable speed variable fertilizer feed mechanism for seed of servo motor driving, characterized in that including fertilizer kind box, fertilizer kind box lower part is set
It is equipped with opening, fertilizer kind box lower part is correspondingly arranged on fertilizer seeder unit shell, and helical tooth flexibility is provided in fertilizer seeder unit shell
Fertilizer seed wheel, fertilizer seeder unit shell top offer strip hole corresponding with fertilizer kind box lower openings, set on strip hole
The pull baffles that can push and pull folding are equipped with, helical tooth flexibility fertilizer seed wheel is mounted in fertilizer seeding wheel drive mandrel, row
Fertile seeding wheel drive mandrel is connected by shaft coupling with multistage speed reducer, and multistage speed reducer is connected with servo motor, servo motor
It is connected by conducting wire with motor servo driver, fertilizer seeder unit shell lower part offers outlet, and exit is equipped with correlation type
Photoelectric sensor installation seat pipe is equipped with correlation type photoelectric sensor on correlation type photoelectric sensor installation seat pipe, by light, super
Sound both sides formula carries out detection perception to the material by its working range, and correlation type photoelectric sensor and motor servo driver are equal
It is connected by conducting wire with the acquisition controller with man-machine interface.
2. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the fertilizer row
Kind device shell is fixedly installed in fertilizer kind box lower part.
3. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the fertilizer row
Kind device shell includes upper casing and lower casing, and upper and lower shell is fixedly connected as an entirety.
4. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the servo electricity
Machine is installed on multistage speed reducer shell, and multistage speed reducer is fixedly installed on fertilizer seeder unit shell.
5. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the fertilizer row
It is direct-connected that kind wheel drive mandrel one end and the hand outside fertilizer seeder unit shell drive wheel.
6. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the outlet is
Round mouth, the corresponding round tube of correlation type photoelectric sensor installation seat Guan Weiyu round mouth.
7. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the band is man-machine
Abnormal failure alarm acousto-optic instruction device is equipped in the acquisition controller of interface.
8. the adjustable speed variable fertilizer feed mechanism for seed of servo motor driving as described in claim 1, characterized in that the fertilizer kind
Case, fertilizer seeder unit shell, fertilizer seed wheel and correlation type photoelectric sensor installation seat pipe are that rubber-plastics material is prepared.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109845455A (en) * | 2019-01-31 | 2019-06-07 | 山东省农业机械科学研究院 | The adjustable speed variable fertilizer feed mechanism for seed and its fertilizer seed feeding method of servo motor driving |
CN111972090A (en) * | 2020-08-27 | 2020-11-24 | 扬州大学 | Air-suction type adjustable-pitch spiral bevel-tooth seed sowing device |
-
2019
- 2019-01-31 CN CN201920170059.3U patent/CN209563177U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109845455A (en) * | 2019-01-31 | 2019-06-07 | 山东省农业机械科学研究院 | The adjustable speed variable fertilizer feed mechanism for seed and its fertilizer seed feeding method of servo motor driving |
CN111972090A (en) * | 2020-08-27 | 2020-11-24 | 扬州大学 | Air-suction type adjustable-pitch spiral bevel-tooth seed sowing device |
CN111972090B (en) * | 2020-08-27 | 2022-04-29 | 扬州大学 | Air-suction type adjustable-pitch spiral bevel-tooth seed sowing device |
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