CN207766851U - A kind of opposed tilting bucket wheel seeding mechanism of high speed and precision - Google Patents

Abstract

The utility model is related to a kind of opposed tilting bucket wheel seeding mechanisms of high speed and precision, including transmission mechanism and dispenser；Transmission mechanism includes driving shaft, driven shaft, cross axial twin universal shaft coupling, speed adjusting lever, speed governing baffle, transparency cover, end cap, shell and straight spur gear；Dispenser includes seed-box, feed mechanism for seed, partition board and buncher；The feed mechanism for seed includes seeding bucket wheel and leads kind wheel；Feed mechanism for seed has two sets；Two sets of feed mechanism for seeds are V-shaped to be symmetrical set between two shells；Speed adjusting lever realizes transforming gear between driving shaft and driven shaft；Buncher is located at outer casing underpart；Buncher is used to collect, constrains and lead kind of a crop seeds for wheel discharge, ensures that the seed line-spacing for falling on kind of ditch is uniform.The utility model carries out gear exchange using involute spur gear, to change seeding bucket wheel and lead kind of a rotating speed for wheel, realizes the adjustment of the spacing in the rows of sowing cotton seed；It seeding bucket wheel and leads kind of a wheel and is staggered, fill up the structure interval between two bucket wheels in unilateral side, the permission operating speed range of mechanical seed sowing device is greatly improved.

Description

A kind of opposed tilting bucket wheel seeding mechanism of high speed and precision

Technical field

The utility model is related to a kind of opposed tilting bucket wheel seeding mechanisms of high speed and precision, belong to agricultural machinery and are led with equipment Domain.

Background technology

Sowing is a very important ring in agricultural production, and sowing mainly has artificial seeding and Mechanization sowing at present in China Two ways, artificial seeding is not only time-consuming and laborious, but also it is difficult to ensure that kind is consistent away from, line-spacing and seed level, Mechanization sowing effect Rate is high, and good working effect is widely applied at present.

Feed mechanism for seed is the core component of all kinds of Mechanization sowings, China, especially major economic crops corn, cotton, The quality of soybean etc., planting quality directly affects the emergence of seed and the field management in later stage, crop growth conditions.Feed mechanism for seed Two major classes can be divided into：Mechanical accurate seeding apparatus, Pneumatic precision feed mechanism for seed.

Mechanical seed sowing device is applied relatively broad in China at present, but mechanical seed sowing device is mostly that unilateral side is rectilinear, Seed filling effect is poor, and cannot achieve high-speed job.

Invention content

To solve the above-mentioned problems, the utility model provides a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision, Transmission mechanism can realize that gear is adjusted, and meet different seeding rotating speed requirements, and be designed with cross axial twin universal shaft coupling band Dynamic driven shaft constant speed rotation, seeding bucket wheel and leads kind of a wheel and tilts opposed and be staggered and take full advantage of seeder unit shell Space fills up the structure interval between unilateral two bucket wheels, the permission operating speed model of mechanical seed sowing device is greatly improved It encloses, is the good feed mechanism for seed of a kind of high speed, precision, filling effect.

In order to achieve the above objectives, the utility model, which is created, uses following technical scheme：

A kind of opposed tilting bucket wheel seeding mechanism of high speed and precision, including transmission mechanism and dispenser.

The transmission mechanism include driving shaft, driven shaft, cross axial twin universal shaft coupling, speed adjusting lever, speed governing baffle, Transparency cover, end cap, shell and straight spur gear.The driving shaft is used for input power, and is fixed on outside by rolling bearing On shell；The shell is left and right two, and the support device with existing seeder is connected and fixed respectively；Each shell is in groove profile；Two A shell upper is inclined outwardly setting；V-arrangement space is formed between two shells；The driven shaft is three；Wherein, driving shaft with Driven shaft ii connections provide power；It is set with a feed mechanism for seed in the driven shaft II and driven shaft III, and drives feed mechanism for seed Rotation；It is connected by cross axial twin universal shaft coupling between driven shaft i i and driven shaft iii；Driven shaft I and driven shaft ii are same The parallel installation in side；The driving shaft is equipped with speed adjusting lever, and speed governing baffle is used to support speed adjusting lever and carries out speed governing；The speed governing Handle is equipped with straight spur gear a and straight spur gear b；The driven shaft i is equipped with involute spur gear；Institute It states and is connected with straight spur gear k in driven shaft II；Straight spur gear a and straight spur gear b intermeshings；Straight tooth column Gear b and straight spur gear k is engaged with each gear of involute spur gear；The speed governing baffle and transparency cover It is fixed on end cap；The speed governing baffle is broached-tooth design, and speed adjusting lever is fixed after completing gear conversion by speed governing baffle；Institute Transparency cover is stated to fix on the shell with end cap；Transparency cover can observe the gear situation of speed adjusting lever.

The dispenser includes seed-box, feed mechanism for seed, partition board and buncher；The feed mechanism for seed includes seeding bucket wheel and leads Kind wheel；The seeding bucket wheel is equipped with seeding spoon along its even circumferential；It is described lead kind wheel upper edge its even circumferential and be equipped with pass kind of a hole；Institute The feed mechanism for seed stated has two sets；Two sets of feed mechanism for seeds are V-shaped to be symmetrical set between two shells；Between two sets of feed mechanism for seeds up and down It is front and back that kind of a box is passed by baffle closing composition；Baffle is fixed on the shell of both sides；The seed-box be located at pass above kind of box and It is connected to by planting pipe with the baffle passed at the top of kind of box；The seeding bucket wheel of two sets of feed mechanism for seeds and lead kind wheel be connected to it is described from In moving axis II and driven shaft III；It often covers and forms seeding channel, the shell of seeding the bottom of the channel between feed mechanism for seed and the shell of the side It is equipped with opening；Often cover in feed mechanism for seed：It leads kind of wheel and seeding bucket wheel ecto-entad is connected in turn on driven shaft, and with driven shaft It rotates together；It leads kind and to be equipped with circular partition board between wheel and seeding bucket wheel；The partition board is in annular shape；Partition board is fixed on shell On, and it partition board and seeding bucket wheel, leads kind and to be equipped with gap between wheel, when driven shaft drives seeding bucket wheel, leads kind of wheel rotation, partition board It is motionless；The partition board top is equipped with arc opening, and seed is passing rotation rising in kind of box under the drive of seeding bucket wheel；Work as seed Arc opening through partition board, which enters, when moving to feed mechanism for seed top by feed mechanism for seed bottom passs kind of a hole, and falling into seeding by passing kind of a hole leads to Behind road collection number device is fallen into through opening；Each seeding spoon on seeding bucket wheel is correspondingly arranged with kind of a hole is passed, and the seeding spoon and passs kind Hole number is equal, i.e. a seeding spoon corresponds to one and passs kind of a hole setting；The seeding of the arc opening and seeding bucket wheel highest point Spoon and kind of the hole site of passing for leading kind of wheel highest point correspond to；And the seeding spoon of both sides feed mechanism for seed is staggered, to fill up every side seeding Gap on bucket wheel between two seeding spoons；It the seeding bucket wheel and leads kind of a wheel and rotates in same direction；

The speed adjusting lever position is position-movable with respect to driving shaft, and to realize, gear becomes between driving shaft and driven shaft It changes, meets different seeding rotating speed requirements.

The involute spur gear is made of the straight spur gear of eight different-diameters, to realize in different shelves Driven shaft I can be driven to rotate under position.

The cross axial twin universal shaft coupling can drive driven shaft II and driven shaft III constant speed rotation.

The buncher is located at outer casing underpart；It is in inverted trapezoidal stereochemical structure to collect number device；Buncher bottom is gradual from its surrounding It is tilted to middle part, and buncher bottom centre is equipped with the flat mouth of a rectangle, kind of a farming species for wheel discharge is led for collecting, constraining Son ensures that the seed line-spacing for falling on kind of ditch is uniform.

The power of the driving shaft comes from external motive device, can by existing seeder etc. walk equipment land wheel or Separately installed power plant provides power resources.

In use, feed mechanism for seed is fixed on existing seeder frame by the engaging lug on shell；It is filled out into seed-box A certain number of crop seeds are filled, seed, which falls on to pass in kind of box and be gathered in along planting pipe, passs kind of a cassette bottom portion；Land wheel drives Spindle rotation, driving shaft drive driven shaft rotation to set the rotating speed of driven shaft, two driven shafts by adjusting speed adjusting lever Centre is connected by cross axial twin universal shaft coupling and keeps identical rotating speed；Seeding bucket wheel and lead kind wheel by key connection with Driven shaft rotates together；Each seeding bucket wheel dips a seed in kind of a cassette bottom portion of passing, and passes through the arc on partition board in rotation process Shape is open, enter under gravity lead kind wheel lead kind of a hole, fall into seeding channel by leading kind of a hole；And pass through outer casing bottom Opening discharge, be finally collected by buncher, constrain after enter soil, completion seeding.

Compared with prior art, the utility model has the advantage that：

1, the utility model carries out gear exchange using involute spur gear, to change seeding bucket wheel and lead The rotating speed of kind wheel, realizes the adjustment of the spacing in the rows of sowing cotton seed.

2, it the utility model seeding bucket wheel and leads kind wheel and tilts an opposed arrangement, make full use of the space of seeder unit shell, carry High seed-filling rate.

3, it the utility model seeding bucket wheel and leads kind of a wheel and is staggered, fill up the structure interval between unilateral two bucket wheels, The permission operating speed range of mechanical seed sowing device is greatly improved.

4, the buncher of the utility model can be collected, constrain and lead kind of a crop seeds for wheel discharge, and guarantee falls on kind of a ditch Seed line-spacing it is uniform.

Description of the drawings

Fig. 1 is the utility model structure chart；

Fig. 2 is the utility model transmission mechanism connected mode schematic diagram；

Fig. 3 is composite structural diagram inside the utility model dispenser and transmission device；

Fig. 4 is the utility model seeding bucket wheel structure chart；

Fig. 5 is the utility model buncher structure chart.

In figure：1. 4. shell VI of speed adjusting lever 2. transparency cover, 3. driving shaft, 5. engaging lug 6. passs 7. seed-box of kind of box, 8. shell 12. speed governing baffle of VII 9. end cap V, 10. buncher, 11. end cap IV, 13. cross axial twin universal shaft coupling 14. leads kind of a wheel VI 15. IV 16. seeding bucket wheel of partition board, II 17. seeding bucket wheel, I 18. partition board III 19. leads kind of wheel V 20. speed regulation device, 21. straight spur gear 26. driven shaft II of k 22. rolling bearing VIII, 23. straight spur gear a, 24. rolling bearing IV, 25. driving shafts, 27. straight tooth column 30. driven shaft III of gear b 28. driven shaft I, 29. straight spur gears, 31. bolt VII

Specific implementation mode

The relevant technologies content that do not address below can be used or use for reference the prior art.

In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common The every other embodiment that technical staff is obtained without making creative work should all belong to the application protection Range.

A kind of opposed tilting bucket wheel seeding mechanism of high speed and precision, including transmission mechanism, dispenser.The transmission mechanism packet It includes driving shaft 3, driven shaft I 28, driven shaft II 26, driven shaft III 30, cross axial twin universal shaft coupling 13, speed adjusting lever 1, adjust Speed gear plate 12, transparency cover 2, end cap IV 11, end cap V 9, shell VI 4, shell VII 8, straight spur gear 29 are (straight by eight differences The straight spur gear of diameter forms, and is respectively labeled as c, d, e, f, g, h, i, j)；The driving shaft logical 3 is crossed key connection mode and is inputted Power, the shell VI 4, shell VII 8 are V-shaped to be bolted in fixed existing seeder support device；The driven shaft I 28, by roller bearings between shell VI 4 and end cap IV 11, position can rotate driven shaft II 26 relative to the two；It is described Driven shaft III 30 is supported between shell VII 8 and end cap V 9, and position can be rotated relative to the two；The Cardon universal joint is double universal Axis device 13 connects driven shaft II 26, driven shaft III 30 by key connection mode；The speed adjusting lever 1 is existed by roller bearings Between driving shaft 3 and speed governing baffle 12,1 position of speed adjusting lever is adjustable relative to driving shaft 3；The speed governing baffle 12 and transparency cover 2 are bolted on the end cap of corresponding side；The straight spur gear a 23, straight spur gear b 27 pass through rolling Bearing is assemblied on speed adjusting lever 1, and straight spur gear (c, d, e, f, g, h, i, j) is assemblied in driven shaft by key connection mode In I；The straight spur gear k 21 is assemblied in by key connection mode in driven shaft II；The driven shaft I and driven shaft II Pass through gear engaged transmission；Straight spur gear a 23 and straight spur gear b 27 is engaged；Straight spur gear b 27 and straight Tooth roller gear k 21 is engaged with each gear of straight spur gear 29 (c, d, e, f, g, h, i, j).

The dispenser includes seed-box 7, pass kind of box 6, seeding bucket wheel I 17, seeding bucket wheel II 16, partition board III 18, every Plate IV 15 leads kind of a wheel V 19, leads kind of wheel VI 14, a buncher 10.Fixation is bolted on the shell in kind of the box 6 of passing, institute It states seed-box 7 to pass on kind of box 6 by being interference fitted to be fixed on, the seeding bucket wheel I 17, seeding bucket wheel II 16, which pass through to be keyed, to be covered In driven shaft II 26, driven shaft III 30, the partition board III 18, partition board IV 15 are bolted on shell VI 4, shell VII On 8；It is described to lead kind wheel V 19, lead kind of wheel VI 14 and driven shaft II 26 is sleeved on by key connection, in III 30；The buncher 10 is logical It crosses bolt VII 31 and is fastened on and pass on kind of box 6.Kind of a wheel of leading per side is connected to driven shaft in turn with seeding bucket wheel ecto-entad On, and rotated together with driven shaft；It leads kind and to be equipped with circular partition board between wheel and seeding bucket wheel；The partition board is in annular shape；Every Plate is fixed on the shell, and partition board and seeding bucket wheel, is led kind and to be equipped with gap between wheel, and driven shaft drives seeding bucket wheel, leads kind When wheel rotation, partition board is motionless；The partition board top is equipped with arc opening, and seed is located at seeding bucket wheel under the drive of seeding bucket wheel Between partition board；Enter through partition board arc opening when seed moves to feed mechanism for seed top by feed mechanism for seed bottom and passs kind of a hole；Row Each seeding spoon on kind bucket wheel is correspondingly arranged with kind of a hole is passed, i.e. a seeding spoon corresponds to one and passs kind of a hole setting, the arc It opening and seeding bucket wheel and leads kind and to take turns the seeding spoon of highest point and to pass kind of hole site corresponding；And the seeding spoon of both sides feed mechanism for seed interlocks It is obliquely installed, to fill up the structure interval between unilateral two bucket wheels；It the seeding bucket wheel and leads kind of a wheel and rotates in same direction.

The driving shaft 3 of the utility model can drive driven shaft, cross axial twin universal shaft coupling 13 to rotate, to make seeding It bucket wheel and leads kind of a wheel and rotates successively, realization seeding.

1 position of speed adjusting lever of the utility model is position-movable with respect to driving shaft, to realize driving shaft 3 and driven shaft Between transforming gear, meet different seeding rotating speed requirements.

The speed governing baffle 12 of the utility model has broached-tooth design, certain gear can be fixed on after completing gear conversion, transparent Lid 2 is plastic device, observable gear situation.

The straight spur gear 29 of the utility model is involute spur gear, by eight various sizes of gears (c, d, e, f, g, h, i, j) assembles, and driven shaft I can be driven to rotate under different stalls.

The cross axial twin universal shaft coupling 13 of the utility model is existing structure, and forked element is connected with driven shaft It connecing, forked element can be adjusted relative to the angle of shaft coupling, and placement is inclined relative to horizontal to realize driven shaft, and And it can be rotated with identical speed.

The seeding bucket wheel I 17 of the utility model leads kind of wheel V 19 and seeding bucket wheel II 16, leads kind of wheel VI 14 relative to ground Slant setting, and the arrangement correspondings with the type hole for leading kind wheel of the seeding bucket wheel of the same side, and with opposite side seeding bucket wheel with lead kind Wheel is staggered, and can fill up the gap between unilateral bucket wheel and bucket wheel, while seeding bucket wheel I 17, seeding bucket wheel II 16 are spoon Type structure.

The seed-box 7 of the utility model is plastic, transparent structure, can store a certain amount of crop seeds.

Shell VI 4, shell VII 8 is bolted in kind of the box 6 of passing of the utility model, to make feed mechanism for seed become a system One entirety, and the seed come from seed-box can be held, constitute the areas Chong Zhong.

The utility model buncher 10 is located at feed mechanism for seed lower part, and from leading, kind of the seed of wheel discharge is more dispersed, is exhausted directly to Line-spacing is difficult to ensure in soil；Buncher 10 is in class inverted trapezoidal stereochemical structure in the utility model；And 10 bottom of buncher from its Four circumferential middle parts, which are gradually concentrated, to be tilted down, and 10 bottom centre of buncher is equipped with the flat mouth of a rectangle, and kind is led for collecting, constraining The crop seeds of discharge are taken turns, ensure that the seed line-spacing for falling on kind of ditch is uniform.

In order to make the opposed tilting bucket wheel seeding mechanism description of the high speed and precision of the utility model be more clear, with reference to upper State that structure is further to the course of work of the feed mechanism for seed of the utility model to be described：

When work, by the engaging lug on shell feed mechanism for seed is fixed on existing seeder frame, first to seed The a certain number of crop seeds of filling in case 7, seed is gathered in along pipeline passs 6 bottom of kind of box, and stores certain quantity, Then the incoming power of land wheel makes driving shaft 2 rotate, and drives driven shaft rotation, can be with by adjusting the gear of speed adjusting lever 1 The rotating speed of driven shaft is selected, is connected by cross axial twin universal shaft coupling 13 between two driven shafts and is kept for identical turn Speed, seeding bucket wheel with lead kind wheel by key and driven axis connection and rotate together, seeding bucket wheel dips one passing 6 bottom of kind of box Seed passes through the arc opening on partition board in rotation process so that and seed enters under gravity leads kind of a type hole for wheel, It is discharged by the opening of feed mechanism for seed bottom in rotation process, soil is entered after being finally collected, constrained by buncher 10, completed Seeding.

The precision seeder of China's mechanization at present is using relatively broad, but generally existing fills kind of an effect difference, seeding bucket wheel type That there are structure interval, seeding bucket wheels is low with kind of wheel speed is led for hole arrangement, causes seeding operation efficiency low, time-consuming and laborious.

The utility model solves the problems, such as these well, seeding bucket wheel with lead that kind wheel is opposed is staggered, when sowing, together Wrong sowing between kind of wheel is led in a line for two, had not only been improved seed-filling rate but also had been increased the type hole quantity of seeding bucket wheel, relative to existing The feed mechanism for seed of single kind of bucket wheel, seeding bucket wheel rotates one week in the utility model, and flow rate doubles, and saves the time, carries High working efficiency, has preferable application prospect.

The above is only the preferred embodiment of the application, is made skilled artisans appreciate that or realizing this Shen Please.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein General Principle can in other embodiments be realized in the case where not departing from spirit herein or range.Therefore, the application It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.

Claims (8)

1. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision, it is characterised in that：Including transmission mechanism and dispenser；

The transmission mechanism includes driving shaft, driven shaft, cross axial twin universal shaft coupling, speed adjusting lever, speed governing baffle, transparent Lid, end cap, shell and straight spur gear；The driving shaft is used for input power, and is fixed on the shell by rolling bearing； The shell is left and right two, and the support device with existing seeder is connected and fixed respectively；Each shell is in groove profile；Two shells Upper section slants outward is arranged；V-arrangement space is formed between two shells；The driven shaft is three；Wherein, driving shaft and driven shaft Ii connections provide power；It is set with a feed mechanism for seed in the driven shaft II and driven shaft III, and feed mechanism for seed is driven to rotate；From It is connected by cross axial twin universal shaft coupling between moving axis ii and driven shaft iii；Driven shaft I peace parallel with driven shaft ii homonymies Dress；The driving shaft is equipped with speed adjusting lever, and speed governing baffle is used to support speed adjusting lever and carries out speed governing；It is set on the speed adjusting lever There are straight spur gear a and straight spur gear b；The driven shaft i is equipped with involute spur gear；The driven shaft Straight spur gear k is connected in II；Straight spur gear a and straight spur gear b intermeshings；Straight spur gear b and Straight spur gear k is engaged with each gear of involute spur gear；The speed governing baffle is fixed on transparency cover On end cap；The speed governing baffle is broached-tooth design, and speed adjusting lever is fixed after completing gear conversion by speed governing baffle；It is described transparent Lid is fixed on the shell with end cap；Transparency cover can observe the gear situation of speed adjusting lever；

The dispenser includes seed-box, feed mechanism for seed, partition board and buncher；The feed mechanism for seed includes seeding bucket wheel and leads kind Wheel；The seeding bucket wheel is equipped with seeding spoon along its even circumferential；It is described lead kind wheel upper edge its even circumferential and be equipped with pass kind of a hole；It is described Feed mechanism for seed have two sets；Two sets of feed mechanism for seeds are V-shaped to be symmetrical set between two shells；Before above and below between two sets of feed mechanism for seeds Kind of a box is passed by baffle closing composition afterwards；Baffle is fixed on the shell of both sides；The seed-box be located at pass above kind of box and with The baffle at the top of kind of box is passed to be connected to by planting pipe；The seeding bucket wheel of two sets of feed mechanism for seeds and lead kind wheel be connected to it is described driven In axis II and driven shaft III；It often covers and forms seeding channel between feed mechanism for seed and the shell of the side, on the shell of seeding the bottom of the channel Equipped with opening；Often cover in feed mechanism for seed：It leads kind of wheel and seeding bucket wheel ecto-entad is connected in turn on driven shaft, and with driven shaft one Play rotation；It leads kind and to be equipped with circular partition board between wheel and seeding bucket wheel；The partition board is in annular shape；Partition board is fixed on the shell, And partition board and seeding bucket wheel, lead kind and to be equipped with gap between wheel, when driven shaft drives seeding bucket wheel, leads kind of wheel rotation, partition board is not It is dynamic；The partition board top is equipped with arc opening, and seed is passing rotation rising in kind of box under the drive of seeding bucket wheel；When seed by Enter at the arc opening through partition board when feed mechanism for seed bottom moves to feed mechanism for seed top and pass kind of a hole, seeding channel is fallen by passing kind of a hole Buncher is fallen by opening；Each seeding spoon on seeding bucket wheel is correspondingly arranged with kind of a hole is passed, and the seeding spoon and passs kind of a hole Quantity is equal, i.e. a seeding spoon corresponds to one and passs kind of a hole setting；The seeding spoon of the arc opening and seeding bucket wheel highest point And it leads kind of kind of the hole site of passing for taking turns highest point and corresponds to.

2. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The speed governing hand Handle position can be moved relative to active shaft position, realized transforming gear between driving shaft and driven shaft, met different seeding rotating speeds and want It asks.

3. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The speed governing gear Plate is broached-tooth design, and speed adjusting lever is fixed after completing gear conversion by the support of speed governing baffle.

4. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The involute Straight spur gear is made of the straight spur gear of eight different-diameters, and driven shaft can be driven under different stalls to realize I rotates.

5. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The cross axle Formula double universal coupling drives driven shaft II and driven shaft III constant speed rotation.

6. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The buncher Positioned at outer casing underpart, buncher is in inverted trapezoidal stereochemical structure；Buncher bottom is gradually tilted to middle part from its surrounding, and buncher Bottom centre is equipped with the flat mouth of a rectangle.

7. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：The seeding spoon Kind of a wheel is taken turns and leads to rotate in same direction.

8. a kind of opposed tilting bucket wheel seeding mechanism of high speed and precision as described in claim 1, it is characterised in that：Both sides seeding spoon Seeding spoon alternating inclinations setting on wheel, to fill up the gap on every side seeding bucket wheel between two seeding spoons.