CN103404277B - Movable seed brush device capable of controlling seed layer uniformity - Google Patents
Movable seed brush device capable of controlling seed layer uniformity Download PDFInfo
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- CN103404277B CN103404277B CN201310384353.1A CN201310384353A CN103404277B CN 103404277 B CN103404277 B CN 103404277B CN 201310384353 A CN201310384353 A CN 201310384353A CN 103404277 B CN103404277 B CN 103404277B
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Abstract
The invention discloses a movable seed brush device capable of controlling seed layer uniformity, which relates to the field of automation of agricultural machinery. The movable seed brush device comprises a seed brush drive assembly and a movable seed brush. When the movable seed brush device works, the movable seed brush automatically reciprocates along the direction of a horizontal axis of a seed disc so as to enable seeds in the seed disc of a precision planter to be uniformly distributed. The movable seed brush device has the advantages of simplicity and convenience in operation, safety and reliability in working, and high automation degree; the seed sucking rate of the precision planter can be ensured.
Description
Technical field
The present invention relates to the precision planter technical field of agricultural machinery, particularly a kind of kind layer equal control seed brush device of aspiration oscillatory type field seedling raising precision planter.
Background technology
Sowing is an important technical links in agricultural production process, and sower is then the core component realizing mechanization precise sowing.In recent years, China's Super Rice Planting area constantly expands, compared with conventional rice, super hybridization rice has the advantages such as plant type is tall and big, stem stalk is sturdy, point grain power is strong, big panicle many grains per panicle, all adopt sparse plantation, be conducive to point grain to occur and individual plant growth, form yielding Populations structure, average specific conventional Rice every mu plants 5000 ~ 7000 caves less.This proposes higher standard to sowing seedling-cultivation technique, and require that seeding accuracy is increased to 1 ~ 2/cave by 3 ~ 5/cave, precise sowing has become the principal character of modern seeding technique.Air-sucking vibration plate type precision seeder for field seedling raising utilizes kind of a disc vibration to make material form " quasi-fluid ", seed is separated from each other, so that strength air-suction parts completes precise sowing.In the precision planter course of work, need to add kind of a case and constantly quantitatively add kind.Add kind of a case and be arranged on seed pan both sides, add after planting, seed is distributed in seed-box two ends, and kind layer thickness is uneven, affects " boiling " motion of seed, is unfavorable for inhaling and plants.Need an interplanting layer uniformity controller, make the kind layer thickness added in kind of rear seed pan return to uniform state, be beneficial to inhale kind of carrying out for motion.
The present invention devises a kind of portable kind layer equal control seed brush device.During work, servomotor drives packaged type seed brush along the automatic back and forth movement of seed pan X direction, thus the seed in precision planter seed pan is uniformly distributed.This kind of layer uniformity controller is simple, convenient, safely, reliably, provides condition for realizing air suction vibration disc type field seedling raising precise sowing.
Summary of the invention
The object of the invention is to provide a kind of portable kind layer equal control seed brush device, the equally distributed function of seed in seed pan can be realized, the requirement of air-aspiration type precision planter precise sowing can be met.
A kind of portable kind layer equal control seed brush device, is made up of seed brush driven unit and packaged type seed brush 18,
Described seed brush driven unit is made up of motor securing member 10, cylinder roller bearing 13, sprocket wheel 1, driving-chain 16, central shaft 17, leading screw 19, second cylinder roller bearing 20, servomotor 23, shear pin safety coupling 24, three cylindrical roller bearing 26, sprocket wheel 2 28, center sprocket wheel 29, second leading screw 30, the 4th cylinder roller bearing 31;
Motor securing member 10 is connected with servomotor 23, the output shaft of servomotor 23 is connected with central shaft 17 by shear pin safety coupling 24, central shaft 17 is connected with center sprocket wheel 29, sprocket wheel 1, center sprocket wheel 29, sprocket wheel 2 28 form chain drive system by driving-chain 16, can be with movable sprocket 1, sprocket wheel 2 28 synchronous axial system when described center sprocket wheel 29 rotates by driving-chain 16; Sprocket wheel 1 is connected with leading screw 19, sprocket wheel 2 28 is connected with the second leading screw 30, leading screw 19 and the second leading screw 30 be arranged in parallel, leading screw 19 two ends respectively connecting cylinder roller bearing 13 and the second cylinder roller bearing 20, second leading screw 30 two ends connect three cylindrical roller bearing 26 and the 4th cylinder roller bearing 31 respectively;
Described packaged type seed brush 18 is made up of nut 34, movable plate 36, second nut 39, link II 41, nylon bruss 42, link I 43;
Movable plate 36 two ends are fixedly connected with the second nut 39 with nut 34 respectively, and movable plate 36 is connected with link I 43, and link II 41 is fixedly installed on link I 43 bottom, and nylon bruss 42 is fixed on the bottom of link II 41;
The connected mode of seed brush driven unit and packaged type seed brush 18 is: nut 34 and the second nut 39 are placed on leading screw 19 and the second leading screw 30 respectively, when leading screw 19 and the second leading screw 30 rotate, drive nut 34 and the second nut 39 can move, thus drive packaged type seed brush 18 along the axially-movable of leading screw 19, second leading screw 30.
The invention has the advantages that:
(1) uniform device structure simple, easy to operate, be easy to control, control accuracy is high.
(2) shear pin safety coupling is applied in uniform device, when device is broken down, can not damage, add the reliability of uniformity controller.
(3) by operational factors such as the translational speed of Serve Motor Control packaged type seed brush, round number of times, make device hommization, the comfortableness of operating personnel can be improved.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is aspiration oscillatory type field seedling raising precision planter structural representation.
Fig. 2 is portable kind layer equal control seed brush apparatus structure schematic diagram.
Fig. 3 is chain drive structure schematic diagram.
Fig. 4 is packaged type seed brush structural representation.
In figure: 1--seeds sucker, 2--vertical monorail screw nut driven system, 3--L shape link, 4--horizontal monorail screw nut driven system, 5--adds kind of a case, 6--motor securing member connecting hole, 7--vibrating motor, 8--grain conductor, 9--seed pan, 10--motor securing member, 11--trip bolt, 12--metal spacing card, 13--cylinder roller bearing, 14--bearing securing member, 15--sprocket wheel one, 16--driving-chain, 17--central shaft, 18--seed brush, 19--leading screw, 20--second cylinder roller bearing, 21--second bearing securing member, 22--second metal spacing card, 23--servomotor, 24--shear pin safety coupling, 25--the 3rd metal spacing card, 26--three cylindrical roller bearing, 27--the 3rd bearing securing member, 28--sprocket wheel two, 29--center sprocket wheel, 30--second leading screw, 31--the 4th cylinder roller bearing, 32--the 4th bearing securing member, 33--the 4th metal spacing card, 34--nut, 35--bolt, 36--movable plate, 37--second bolt, 38--the 3rd bolt, 39--second nut, 40--the 4th bolt, 41--link II, 42--nylon bruss, 43--link I, 44--the 5th bolt.
Embodiment
The portable kind layer equal control seed brush device of this patent is the parts being applied to aspiration oscillatory type field seedling raising precision planter.
Fig. 1 is aspiration oscillatory type field seedling raising precision planter structural representation, in Fig. 1, dotted line frame is the installation illustrated position of the portable kind layer equal control seed brush device of this patent, and the core component of aspiration oscillatory type field seedling raising precision planter is aspiration oscillatory type seeding apparatus.Aspiration oscillatory type seeding apparatus is made up of air-suction parts and vibrating mass two parts.Air-suction parts is primarily of compositions such as seeds sucker 1, air chamber, change-over switch, air intake duct and air pump motors.Seeds sucker 1 is provided with the suction hole matched with seedling-cultivation plate.Vibrating mass is made up of seed pan 9, vibrating motor 7, vibrating spring and sowing frame etc.What mechanical-vibration type Pneumatic seeder adopted is eccentric type machinery excitation structure, coordinates a set of crank-linkage type reciprocating mechanism to realize the vibration of seed pan 9 by vibrating motor 7.The seeding process of precision seed metering device is as follows: Vibration on Start-up motor 7, selects suitable vibration parameters, and the seed in seed pan 9 is separated from each other, and in " boiling " motion state, is beneficial to seeds sucker 1 suction kind.During suction kind, by vertical monorail screw nut driven system 2 and horizontal monorail screw nut driven system 4, strength air-suction parts is moved to directly over seed pan shake table, regulate the change-over switch of strength air-suction parts (completing the device of gas circuit conversion), source of the gas and air chamber is made to connect (air intake duct connects with the air inlet of air pump motor), air chamber forms negative pressure, the seed thrown, under strength effect, is attracted on suction hole uniform on seeds sucker 1; Inhale after planting and seeds sucker 1 is moved to appropriate location above grain conductor 8, regulate change-over switch, air chamber and source of the gas path are cut off, air chamber communicates with air simultaneously, discharges negative pressure rapidly, produces malleation, seed falls into seedling cave dish by air chamber malleation and own wt through grain conductor 8, realizes target Precision Seeding.
The portable kind layer equal control seed brush device of this patent, is made up of seed brush driven unit and packaged type seed brush 18, describes in detail below in conjunction with accompanying drawing to the structure of specific embodiment.
As shown in Figure 2, described seed brush driven unit is made up of motor securing member 10, cylinder roller bearing 13, sprocket wheel 1, driving-chain 16, central shaft 17, leading screw 19, second cylinder roller bearing 20, servomotor 23, shear pin safety coupling 24, three cylindrical roller bearing 26, sprocket wheel 2 28, center sprocket wheel 29, second leading screw 30, the 4th cylinder roller bearing 31.
Packaged type seed brush is arranged on above seed pan 9, parallel with seed pan 9; Motor securing member 10 right-hand member is connected with servomotor 23 by trip bolt 11, and motor securing member 10 left end is connected with the motor securing member connecting hole 6 on seeder frame by bolt, and servomotor 23 is fixed on seeder frame by motor securing member 10; Motor servo driver is connected with servomotor 23, and motor servo driver exports termination servomotor 23 input; Servomotor output shaft is connected with central shaft 17 by shear pin safety coupling 24, and central shaft 17 is connected with center sprocket wheel 29 through flat key, the center line of central shaft 17 and the transverse center line parallel of seed pan 8; Servomotor 23, servomotor output shaft, central shaft 17 and center sprocket wheel 29 4 axis are on same straight line; Sprocket wheel 1, center sprocket wheel 29, sprocket wheel 2 28 and driving-chain 16 form Chain conveyer; Sprocket wheel 1 is connected with leading screw 19 through the second flat key, and leading screw 19 and nut 34 are connected, and forms screw nut driven; The axis of leading screw 19 is parallel with the bottom surface of seed pan 8; Leading screw 19 two ends coordinate with cylinder roller bearing 13 and the second cylinder roller bearing 20 respectively, and cylinder roller bearing 13 welds with bearing securing member 14, and bearing securing member 14 is arranged on seeder frame; Second cylinder roller bearing 20 welds with the second bearing securing member 21, and the second bearing securing member 21 is arranged on seeder frame; Leading screw 19 end arranges a spacing card of circle respectively, i.e. metal spacing card 12 and the second metal spacing card 22, and metal spacing card 12 and the second metal spacing card 22 are for limiting moving axially of leading screw 19; Metal spacing card 12, cylinder roller bearing 13, sprocket wheel 1, leading screw 19, nut 34, second cylinder roller bearing 20 and the second metal spacing card 22 7 axis are on same straight line; Sprocket wheel 2 28 is connected with the second leading screw 30 through the 3rd flat key, and the second leading screw 30 and the second nut 39 are connected, and forms screw nut driven, and the second leading screw 30 be arranged in parallel with leading screw 19, and the axis of the second leading screw 30 is parallel with seed pan 8 bottom surface; Second leading screw 30 two ends coordinate with three cylindrical roller bearing 26 and the 4th cylinder roller bearing 31 respectively, and three cylindrical roller bearing 26 welds with the 3rd bearing securing member 27, and the 3rd bearing securing member 27 is arranged on seeder frame; 4th cylinder roller bearing 31 welds with the 4th bearing securing member 32, and the 4th bearing securing member 32 is arranged on seeder frame; Second leading screw 30 end arranges a spacing card of circle respectively, and namely the 3rd metal spacing card 25 and the 4th metal spacing card the 33, three metal spacing card 25 and the 4th metal spacing card 33 are for limiting moving axially of the second leading screw 30; 3rd metal spacing card 25, three cylindrical roller bearing 26, sprocket wheel 2 28, second leading screw 30, second nut 39, the 4th cylinder roller bearing 31 and the 4th metal spacing card 33 7 axis are on same straight line.
As shown in Figure 3, sprocket wheel 1, center sprocket wheel 29, sprocket wheel 2 28 and driving-chain 16 form Chain conveyer.
As shown in Figure 4, described packaged type seed brush 18 is made up of nut 34, movable plate 36, second nut 39, link II 41, nylon bruss 42, link I 43.
The moving direction of seed brush 18 is parallel with the direction, axis of central shaft 17; Movable plate 36 two ends are welded with nut 34 and the second nut 39 respectively, and nut 34 and the second nut 39 are arranged symmetrically with along movable plate 36 axis; Movable plate 36 is connected with link I 43 by bolt 35, second bolt 37, the 3rd bolt 38, and bolt 35, second bolt 37, the 3rd bolt 38 are arranged symmetrically with along movable plate 36 axis; Link I 43 is fixedly connected with the 5th bolt 44 by the 4th bolt 40 with link II 41, and the 4th bolt 40 and the 5th bolt 44 are arranged symmetrically with; Nylon bruss 42 is connected with link II 41 by seccotine, and nylon bruss 42 contacts with seed in seed pan 8.
The connected mode of seed brush driven unit and packaged type seed brush 18 is: nut 34 and the second nut 39 are placed on leading screw 19 and the second leading screw 30 respectively, when leading screw 19 and the second leading screw 30 rotate, drive nut 34 and the second nut 39 can move, thus drive packaged type seed brush 18 along the axially-movable of leading screw 19, second leading screw 30.
This patent product can coordinate touch-screen connection PLC to control, and touch-screen exports termination PLC input; PLC exports termination motor servo driver input.
Plant layer uniformity controller specific works process as follows.
(1) according to kind of a layer thickness, installation system is in suitable height to nylon bruss 42.
(2) by the rotating speed of touch-screen setting servomotor 23, in the displacement of seed brush 18 and uniform device one action process, the round number of times of seed brush 18.
(3) add after kind of a case adds and planted, PLC starts balancer automatically.Seed brush 18, according to the parameter of setting, reciprocates from left to right, makes kind of a layer thickness return to uniform state.
(4), after uniform device end-of-job, PLC controls sower and proceeds the motion of suction kind.
Based on portable kind layer equal control seed brush device, can make to add the kind layer thickness after planting and return to uniform state, enable sower high-quality, reliably work, there is provided condition for realizing the sowing of aspiration vibrating precise, this device can also be applied to the occasion of other evening thickness of materials.
Claims (1)
1. a portable kind layer equal control seed brush device, is characterized in that: be made up of seed brush driven unit and packaged type seed brush (18),
Described seed brush driven unit is made up of motor securing member (10), cylinder roller bearing (13), sprocket wheel one (15), driving-chain (16), central shaft (17), leading screw (19), the second cylinder roller bearing (20), servomotor (23), shear pin safety coupling (24), three cylindrical roller bearing (26), sprocket wheel two (28), center sprocket wheel (29), the second leading screw (30), the 4th cylinder roller bearing (31);
Motor securing member (10) is connected with servomotor (23), the output shaft of servomotor (23) is connected with central shaft (17) by shear pin safety coupling (24), central shaft (17) is connected with center sprocket wheel (29), sprocket wheel one (15), center sprocket wheel (29), sprocket wheel two (28), by driving-chain (16) composition chain drive system, can pass through driving-chain (16) band movable sprocket one (15), sprocket wheel two (28) synchronous axial system when described center sprocket wheel (29) rotates; Sprocket wheel one (15) is connected with leading screw (19), sprocket wheel two (28) is connected with the second leading screw (30), leading screw (19) and the second leading screw (30) be arranged in parallel, leading screw (19) two ends are connecting cylinder roller bearing (13) and the second cylinder roller bearing (20) respectively, and the second leading screw (30) two ends connect three cylindrical roller bearing (26) and the 4th cylinder roller bearing (31) respectively;
Described packaged type seed brush (18) is made up of nut (34), movable plate (36), the second nut (39), link II (41), nylon bruss (42), link I (43);
Movable plate (36) two ends are fixedly connected with the second nut (39) with nut (34) respectively, movable plate (36) is connected with link I (43), link II (41) is fixedly installed on link I (43) bottom, and nylon bruss (42) is fixed on the bottom of link II (41);
The connected mode of seed brush driven unit and packaged type seed brush (18) is: nut (34) and the second nut (39) are placed on leading screw (19) respectively with on the second leading screw (30), when leading screw (19) rotates with the second leading screw (30), can drive nut (34) and the second nut (39) mobile, thus drive packaged type seed brush (18) along the axially-movable of leading screw (19), the second leading screw (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384353.1A CN103404277B (en) | 2013-08-30 | 2013-08-30 | Movable seed brush device capable of controlling seed layer uniformity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384353.1A CN103404277B (en) | 2013-08-30 | 2013-08-30 | Movable seed brush device capable of controlling seed layer uniformity |
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| Publication Number | Publication Date |
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| CN103404277A CN103404277A (en) | 2013-11-27 |
| CN103404277B true CN103404277B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310384353.1A Active CN103404277B (en) | 2013-08-30 | 2013-08-30 | Movable seed brush device capable of controlling seed layer uniformity |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105359688B (en) * | 2015-11-20 | 2017-06-27 | 江苏大学 | One discharge plate draught type seed sowing device anti-clogging hole cleaning device and its method |
| CN106773966B (en) * | 2016-12-20 | 2019-04-30 | 江苏大学 | A kind of air-suction seeding unit sucker inhales the adaptive controller and method of kind of position |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005051527A1 (en) * | 2005-10-26 | 2007-05-03 | Güttler, Fritz | Seed e.g. grain, dosing and separating device for sowing machine, has air intake gap that is formed corresponding to grain quantity, where gap is arranged for seed dosing and separating unit in circumference of unit |
| CN102090184A (en) * | 2010-12-24 | 2011-06-15 | 江苏大学 | Air-suction vibration disk type field precise seeder for grain |
| CN102511223A (en) * | 2011-12-16 | 2012-06-27 | 江苏大学 | Permanent magnetic suction head plate type precision seeder |
| CN203735046U (en) * | 2013-08-30 | 2014-07-30 | 江苏大学 | Movable seed layer uniformly-controlled seed brush device |
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2013
- 2013-08-30 CN CN201310384353.1A patent/CN103404277B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005051527A1 (en) * | 2005-10-26 | 2007-05-03 | Güttler, Fritz | Seed e.g. grain, dosing and separating device for sowing machine, has air intake gap that is formed corresponding to grain quantity, where gap is arranged for seed dosing and separating unit in circumference of unit |
| CN102090184A (en) * | 2010-12-24 | 2011-06-15 | 江苏大学 | Air-suction vibration disk type field precise seeder for grain |
| CN102511223A (en) * | 2011-12-16 | 2012-06-27 | 江苏大学 | Permanent magnetic suction head plate type precision seeder |
| CN203735046U (en) * | 2013-08-30 | 2014-07-30 | 江苏大学 | Movable seed layer uniformly-controlled seed brush device |
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