CN206993663U - A kind of multirow precision planter - Google Patents

Abstract

A kind of multirow precision planter, including the frame with road wheel, ditching device, fertilizer applicator and a feed mechanism for seed, each feed mechanism for seed includes material storing box, the both sides of material storing box are respectively equipped with a recessed cavity, each recessed cavity installation is corresponded on material storing box and fills kind of plate and rotating disk, kind of plate is filled to enclose to form storage cavity with recessed cavity, the bottom of storage cavity is Chong Zhong areas, fill kind of plate and be provided with some appearance kind recesses, each kind of recess that holds has seed export mouth, rotating disk corresponds to each kind of recess of holding and is equipped with an appearance kind chamber, fills and kind is provided with dividing plate between plate and rotating disk, and dividing plate is provided with passing kind of a hole；There is the interstage sleeve being sheathed on outside rotating disk on material storing box, interstage sleeve bottom is provided with sowing port, and each kind of chamber that holds is equipped with kind of the mouth that goes out connected when moving to sowing port position with sowing port, in addition to all device of rotation driving for filling kind of plate and rotating disk synchronous axial system of driving.It has the advantages such as simple and compact for structure, cost is low, convenient for installation and maintenance, operating efficiency is high, reliability and stability are good, percentage of damage and leakage sowing rate are low.

Description

A kind of multirow precision planter

Technical field

It the utility model is related to agricultural machinery technological field, and in particular to a kind of multirow precision planter.

Background technology

At present, the cotton fine seeder of existing better performances has following several：

1st, aspirated-air type cotton fine seeder.Its steady operation speed is 3.5KM/H or so, when feed mechanism for seed works, seeding Device intracavitary produces vacuum, and seed is attracted in sucker in the presence of pressure difference, seed is at the uniform velocity transported as radial direction slotted disk is synchronously done It is dynamic, in motion process, unnecessary seed is removed by gravity, only remains a seed, radially slotted disk puts into duck by conducting oneself with dignity Mouth inner chamber, and reached with roller at the top of duckbilled, completion is once charged seed.When duckbilled go to perpendicular to the ground 15 ° insert broken mulch films and bury when, Seed wheel compressing butterfly spring, which is opened, opens one's mouth, and seed enters in cave by the effect of gravity, centrifugal force, completes secondary charge seed.Duck When mouth is unearthed, by spring effect, homing of opening one's mouth, duckbilled is closed, and duckbilled is evenly distributed on cave according to the requirement of cotton spacing in the rows Broadcast on roller, continuous seeding operation can be achieved.

2nd, interior socket precision cotton drilling device.Also referred to as indent type precision drill, its steady operation speed are 3.5KM/H left It is right.It requires very strict to seed sizes, and in the ideal situation, simple grain rate can reach 98%, and hole rate is less than 2%, be a kind of Preferable mechanical seed sowing device.When feed mechanism for seed works, in feed mechanism for seed bottom, interior pocket axle connecting lever enters interior nest under the action of the spring Intraocular, while complete to take kind, plant process clearly.

3rd, clamp type cotton device for precision hill-drop on film.It is made using the principle of pliers clamping object, pliers opens one After fixed angle, " V " font groove is formed, after material enters " V " type groove, pliers closure, external force is changed into the working face of pliers two Normal pressure and frictional force, realize clamping object purpose, realize cotton using the effect of the opening and closing movement and spring force of pliers Kind take kind, clear kind, seeding.Clamp type cotton device for precision hill-drop on film by kind of a cup, seed fetching equipment, take kind of a guide rail, indenting tool to move Mouth plus kind of pipe, price fixing, Moving plate, indenting tool determine the parts such as mouth composition.The device for realizing one cave of precision drilling, one requirement is to take Kind device.Seed fetching equipment is mainly made up of dynamic pincers and fixed pincers etc., wherein dynamic pincers are main moving components, by it relative to fixed The courses of work such as the openings of pincers, closure are to control seed fetching equipment to take kind, clear kind, seeding.The part for controlling caliper motion is guide rail, Guiderail track mainly by seeding curve, keep curve, take the part of kind of curve three to form.Seeding curve mainly enables pincers promptly Open, discharge the kind of clamping；It is to ensure dynamic pincers and the aperture clamped surely to keep curve, is easily accessible seed and takes kind of a cavities；Take Kind curve is mainly pincers is clamped the seed that can steadily clamp into cavities with fixed.Roller body in dynamic pincers component is on guide rail Motion, with the change of guide rail, the multiple spring force motion of dynamic pincers gram is driven, pincers is taken with fixed pincer into " V " type Kind of groove, realize taking kind, planting clearly, charge seed for seed fetching equipment.

4th, electromagnetic type precision cotton drilling device.Make the coating of cotton seeds first by electromagnetic powder, pass through the generation of magnetic force With disappear complete cotton seeds take kind and seeding action, clear kind use seed clearing wheel or hairbrush.

The above-mentioned each have their own advantage of feed mechanism for seed, but also have many places for needing to improve：

1st, air-suction seeding unit strong adaptability, versatility is good, and precision drilling can be achieved.But Pneumatic type seeder structure is answered Miscellaneous, air pressure influences big, air pressure on seed sowing device performance（Or vacuum）Higher is required to blower fan and its power transmission structure, to negative pressure The sealing requirements of the structure of source and feed mechanism for seed are high, once there is structure and pipeline leaks out, the service behaviour of feed mechanism for seed drops significantly It is low, and be difficult to find, it is possible to cause the broadcast leakage of large area.Another gas-distributing fan and dynamical system are needed during work, is involved great expense, into It is unfavorable that present aspect is promoted.It is that power consumption is big, noise is many that air-suction seeding unit, which also has the defects of one big, causes environmental pollution, broadcasts Kind machine operating personnel are also difficult to endure.And the reliability that feed mechanism for seed takes kind can be influenceed in ground injustice or big oscillation intensity, do not have There is the function of shield kind.Realize that precision drilling is more difficult on general miniature seeding machine.In current peasant household's decentralized management, purchase condition In the case of limited, popularity air inhaling type fine sowing technical difficulty is big.

2nd, mechanical seed sowing device benefit is simple in construction, low cost.But its adaptation to cotton seeds is poor, seed sizes will Ask strict, operation quality is not high, is extremely difficult to the requirement of precision drilling, it is difficult to real high-speed job.Take kind, clear kind, seeding Can, but without the performance of shield kind, it is impossible to adapt to ground out-of-flatness and cause feed mechanism for seed inclination conditions, can not adapt to sow machine vibration Larger situation；Kind-feed mechanism is taken to be in all fronts working condition for 360 ° in circumference, mechanism wear is serious.

3rd, electromagnetic type precision cotton drilling device is made an issue of in the coating of cotton seeds, i.e., is added in coating powder certain Magnetic, using magnetic force generation and disappear come real feed mechanism for seed take plant and seeding, it is irregular due to being produced when seeder works Mechanical oscillation, and be to be in the muddy water environment unfavorable to electric control element again, cause that electrical contact is bad or electric control element therefore Barrier, cause feed mechanism for seed poor work stability or can not work, so not being widely used so far.

Utility model content

The technical problems to be solved in the utility model is to overcome the shortcomings of the prior art, there is provided a kind of simple in construction tight Gather, cost is low, convenient for installation and maintenance, operating efficiency is high, reliability and stability is good, percentage of damage and leakage sowing rate are low multirow essence amount Seeder.

In order to solve the above technical problems, the utility model uses following technical scheme：

A kind of multirow precision planter, including the frame with road wheel and side by side and interval it is rack-mounted multiple Ditching device, each ditching device is corresponded in the frame and is equipped with a fertilizer applicator and a feed mechanism for seed, each feed mechanism for seed includes storage Hopper, the both sides of the material storing box are respectively equipped with a recessed cavity, and corresponding to each recessed cavity on the material storing box is mounted on mutually Connection and kind of plate and rotating disk can be filled around horizontal axis synchronous axial system, respectively fill kind of plate and enclose to form one and be used for corresponding recessed cavity The storage cavity of seed is accommodated, the material storing box is provided with the charge door for being used for that seed to be added into each storage cavity, the storage cavity Bottom be Chong Zhong areas, kind of the plate that fills is provided with some appearance kind recesses for being used in the storage cavity accommodate seed, each to hold kind Recess has a seed export mouth, and some kind of recesses that hold are arranged and can be with filling kind of a plate rotational motion around the horizontal axis uniform intervals To the Chong Zhong areas, the rotating disk corresponds to each kind of recess that holds and is equipped with an appearance kind chamber, is installed with and is located on the material storing box The dividing plate kind between plate and rotating disk is filled, the dividing plate is provided with one and is used to connect corresponding seed export mouth and holds passing for kind of chamber Kind hole, the Di Zhong Kong Yuchongzhong areas are arranged at intervals on the rotational motion path of seed export mouth；Installed on the material storing box There is the interstage sleeve being sheathed on outside rotating disk, the bottom of the interstage sleeve is provided with sowing port, and each appearance kind chamber, which is equipped with, is moving to sowing port What is connected during position with sowing port goes out kind of a mouth, and the feed mechanism for seed also includes being used for driving all kind of plate and rotating disk synchronous axial systems of filling Device of rotation driving.

Above-mentioned multirow precision planter, it is preferred that the material storing box be provided be used to blocking the opening for holding kind of recess with Prevent seed from planting the arcuate seed protecting plate deviate from recess calmly, the arcuate seed protecting plate fills the rotation direction of kind of plate from Chong Zhong areas edge Extend to and pass kind of a hole.

Above-mentioned multirow precision planter, it is preferred that the appearance kind recess and seed export mouth, which are formed, to be only capable of accommodating one The cavity of seed, the rotating brush that unnecessary seed in kind of recess is held for removing, the rotation hair are installed in the storage cavity Opening position of the brush positioned at Chong Zhong areas close to arcuate seed protecting plate.

Above-mentioned multirow precision planter, it is preferred that the arcuate seed protecting plate is provided with close to the one end in Chong Zhong areas to be prevented to hold The stop member that unnecessary seed passes through in kind recess.

Above-mentioned multirow precision planter, it is preferred that each storage cavity is provided with and from top to bottom led to what Chong Zhong areas were in tilted layout Kind inclined-plane.

Above-mentioned multirow precision planter, it is preferred that each kind of chamber that holds is by the recessed cavity on rotating disk and corresponding dividing plate Enclose and form；Respectively fill kind of plate and be provided with a projecting ring section, respectively fill all appearance kind recesses of kind of plate on the projecting ring section.

Above-mentioned multirow precision planter, it is preferred that each rotating disk is connected with a semiaxis, and the semiaxis of two rotating disks passes through tight Firmware connects into a rotating shaft, and the material storing box is provided with axle installation cavity, and the rotating shaft is arranged in axle installation cavity by two bearings, The device of rotation driving includes being used for the input shaft being connected with power source, and the input shaft is connected with any one rotating disk.

Above-mentioned multirow precision planter, it is preferred that close the cover body to be formed and integrally cover rotating disk in one end of each interstage sleeve Structure, the interstage sleeve away from input shaft side are additionally provided with multiple fastener receptacles.

Above-mentioned multirow precision planter, it is preferred that the material storing box, which is provided with, to be used to pacify to the axle between two bearings Behave affectedly it is interior injection lubricant grease oiling device, the oiling device include be arranged on material storing box on pump nozzle, the storing Case is communicated with the grease channel of pump nozzle and the axle installation cavity, and each bearing is provided with towards the side on the outside of axle installation cavity and prevented The closure that grease leaks.

Above-mentioned multirow precision planter, it is preferred that it is convex that the shaft end of rotation half of two rotating disks is equipped with a semicircle Platform；In the pivot structure that the rotation semiaxis of two rotating disks is formed by connecting, any semicircle boss for rotating semiaxis and another rotation The end face of semiaxis offsets, the side of the side plane of any semicircle boss for rotating semiaxis and the semicircle boss of another rotation semiaxis Plane is bonded, and any semicircle boss for rotating semiaxis is fixedly connected by more than one screw with another rotation semiaxis；With it is defeated The rotating disk for entering axis connection is provided with a kidney-shaped jack, and one end of the input shaft, which is provided with, inserts in the kidney-shaped jack and inserted with kidney-shaped The kidney-shaped plug division of hole surrounding inwall fitting, the other end of the input shaft are provided with counterbore, and the input shaft passes through installed in heavy Multiple screws in hole are fixedly connected with rotating disk.

Above-mentioned multirow precision planter, it is preferred that the rotating shaft of all feed mechanism for seeds connects into the first bearing, the power source Land wheel including driving rotation in frame and when frame is advanced by ground, first bearing pass through the first driver Structure is connected with land wheel；The drive shaft of all fertilizer applicators connects into the second bearing, second bearing by the second transmission mechanism with Land wheel is connected.

Compared with prior art, the utility model has the advantage of：During multirow precision planter work of the present utility model, Frame is drawn by trailing equipment and advanced, and first outputs groove by ditching device, then by fertilizer applicator and feed mechanism for seed by fertilizer and seed It is played in the groove outputed.Wherein, feed mechanism for seed fills kind of plate and rotating disk synchronous axial system by device of rotation driving driving, fills kind of plate It is each hold kind of recess and first move to the Chong Zhong areas of storage cavity carry out filling kind, it is each hold kind of a recess and fill after the completion of kind move to again with filling kind of a plate Dividing plate is passed at kind of hole, and pass kind of hole of the seed through dividing plate enters seed in appearance kind chamber corresponding on rotating disk, and seed, which enters, to be held With the sowing port opening position of rotating disk rotational motion to interstage sleeve after kind chamber, kind of the mouth that goes out for holding kind of chamber connects with the sowing port of interstage sleeve, from And seed is discharged.It does not need complicated and poor reliability spring assembly, soaking gas equipment and clamping device etc., i.e., can Reliable and stable essence amount seeding is realized, is not only simple in structure that compact, cost is low, convenient for installation and maintenance, and operating efficiency is high, reliable Property and stability is good, percentage of damage and leakage sowing rate are low.The feed mechanism for seed is adapted to the single file, double of any seed including cotton seeds Row or multirow seeding.

Brief description of the drawings

Fig. 1 is the main cross section structure diagram of feed mechanism for seed.

Fig. 2 is the partial side cross section structure diagram of feed mechanism for seed.

Fig. 3 is broken section structural representation of the feed mechanism for seed in Chong Zhong areas.

Fig. 4 is broken section structural representation of the feed mechanism for seed in Qing Zhong areas.

Fig. 5 is broken section structural representation of the feed mechanism for seed in Hu Zhong areas.

Fig. 6 is broken section structural representation of the feed mechanism for seed in Di Zhong areas.

Fig. 7 is broken section structural representation of the feed mechanism for seed in Dao Zhong areas.

Fig. 8 is that feed mechanism for seed is filling kind and leading kind of the broken section structural representation for overlapping area.

Fig. 9 is that feed mechanism for seed is filling the broken section structural representation in kind and coincidence area of charging seed.

Figure 10 is the side structure schematic view for filling kind of plate.

Figure 11 is A-A sectional views in Figure 10.

Figure 12 is the side structure schematic view of rotating disk.

Figure 13 is the main cross section structure diagram of rotating disk.

Figure 14 is the side structure schematic view of dividing plate.

Figure 15 is the structural representation of rotating brush.

Figure 16 is the dimensional structure diagram of multirow precision planter.

Marginal data：

1st, material storing box；11st, storage cavity；111st, Chong Zhong areas；112nd, kind of an inclined-plane is led；12nd, charge door；13rd, axle installation cavity；14、 Grease channel；2nd, kind of a plate is filled；21st, kind of a recess is held；22nd, seed export mouth；23rd, projecting ring section；3rd, rotating disk；31st, kind of a chamber is held；311st, go out Kind mouth；32nd, semiaxis；321st, semicircle boss；33rd, kidney-shaped jack；4th, dividing plate；41st, kind of a hole is passed；5th, interstage sleeve；51st, sowing port；52、 Fastener receptacles；6th, device of rotation driving；61st, input shaft；611st, kidney-shaped plug division；612nd, counterbore；62nd, sprocket wheel；7th, arc Seeds protecting plate；8th, rotating brush；9th, pump nozzle；100th, frame；101st, road wheel；200th, ditching device；300th, fertilizer applicator；400th, arrange Kind device；500th, bearing；600th, land wheel；601st, inserted link.

Embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

As shown in Figure 1, Figure 2, shown in Figure 10 to Figure 14, Figure 16, the multirow precision planter of the present embodiment, including with road wheel 101 frame 100 and side by side and interval is arranged on multiple ditching devices 200 in frame 100, corresponds to each trench digging in frame 100 Device 200 is equipped with a fertilizer applicator 300 and a feed mechanism for seed 400, and each fertilizer applicator 300 falls falling for fertile mouth and feed mechanism for seed 400 Kind of mouth is located at the rear of corresponding ditching device 200, and during work, frame 100 is drawn by trailing equipment and advanced, first by ditching device 200 output groove, then fertilizer and seed are played in the groove outputed by fertilizer applicator 300 and feed mechanism for seed 400.Wherein, arrange Kind device 400 includes material storing box 1, and the both sides of material storing box 1 are respectively equipped with a recessed cavity, and corresponding to each recessed cavity on material storing box 1 pacifies Equipped with kind of plate 2 and rotating disk 3 is filled, fill kind of plate 2 and rotating disk 3 be connected with each other and can around horizontal axis synchronous axial system, respectively fill kind of plate 2 with it is right The recessed cavity answered is enclosed to form a storage cavity 11 for being used to accommodate seed, and material storing box 1, which is provided with, to be used to add into each storage cavity 11 The charge door 12 of seed addition, the bottom of storage cavity 11 is Chong Zhong areas 111, fills kind of plate 2 and is provided with some use in storage cavity 11 In the appearance kind recess 21 for accommodating seed, each kind of recess 21 that holds has seed export mouth 22, and some kind of recesses 21 that hold are around horizontal axis Uniform intervals arrangement simultaneously can be with the rotational motion of kind of plate 2 be filled to Chong Zhong areas 111, and each kind of recess 21 that holds is in spoon shape, its inclination court that is open To the inside of storage cavity 11, can guarantee that the seed in Chong Zhong areas 111 between gravity, centrifugal force, seed internal force, with the inwall of storage cavity 11 Smoothly enter an appearance kind recess 21 under the comprehensive function of frictional force, and take advantage of a situation and lean against on the inwall for holding kind of recess 21, it is dynamic that kind is filled in completion Make and be that shield kind is prepared, avoid a wound kind phenomenon.Corresponding each kind of the recess 21 that holds of rotating disk 3 is equipped with an appearance kind chamber 31, on material storing box 1 It is installed with positioned at the dividing plate 4 filled between kind of plate 2 and rotating disk 3, dividing plate 4 is provided with one and is used to connect corresponding seed export Mouth 22 passs kind of hole 41 with appearance kind chamber 31, between passing kind of hole 41 and Chong Zhong areas 111 on the rotational motion path of seed export mouth 22 Every setting, corresponding seed export mouth 22 and appearance kind chamber 31 are mutual by passing kind of hole 41 only when moving to the position for passing kind of hole 41 Connection, hold so that the seed held in kind of recess 21 enters in kind of chamber 31, when passing remaining position beyond kind of hole 41, corresponding kind Sub- export mouth 22 and an appearance kind chamber 31 separate by dividing plate 4, the seed in appearance kind recess 21 is held kind of a chamber 31 from entering；Material storing box The interstage sleeve 5 being sheathed on outside rotating disk 3 is installed, the bottom of interstage sleeve 5 is provided with sowing port 51, and each appearance kind chamber 31, which is equipped with, to be transported on 1 Move to what is connected during 51 position of sowing port with sowing port 51 and go out kind of mouth 311, kind of the mouth 311 that goes out for holding kind of chamber 31 connects with sowing port 51 When, hold the seed in kind of chamber 31 and do level throw motion being in the horizontal direction spilled over, rebuffed phenomenon will not be produced and damage seed, each When holding kind of chamber 31 with remaining position beyond the rotational motion of rotating disk 3 to sowing port 51, that holds kind of chamber 31 goes out kind of mouth 311 by interstage sleeve 5 Closing, kind of the mouth 311 that goes out that seed will not plant chamber 31 calmly are discharged.Feed mechanism for seed 400 also include be used for drive it is all fill kind of plate 2 and turn The device of rotation driving 6 of the synchronous axial system of disk 3.

In the present embodiment, as shown in Figure 1 and Figure 5, material storing box 1, which is provided with, to be used to block the opening for holding kind of recess 21 to prevent Seed plants calmly the arcuate seed protecting plate 7 deviate from recess 21, and the arcuate seed protecting plate 7 is from Chong Zhong areas 111 along the rotation side for filling kind of plate 2 Kind of hole 41 is passed to extending to, during each appearance kind recess 21 is from Chong Zhong areas 111 to the motion process for passing kind of hole 41, arcuate seed protecting plate 7 hides The opening for holding kind of recess 21 is blocked, prevents seed is planted calmly from deviating from recess 21.Arcuate seed protecting plate 7 is set to ensure that seed can Kind of hole 41 is passed in being delivered to for leaning on, in seed in the case that feed mechanism for seed 400 is tilted with mechanical oscillation will not also plant recess 21 calmly Abjection, can avoid the occurrence of broadcast leakage phenomenon, greatly improve job stability and reliability.

In the present embodiment, as shown in Figure 1, Figure 2, shown in Fig. 4 and Figure 15, hold kind of recess 21 and seed export mouth 22 forms and is only capable of holding Receive the cavity of a seed, guarantee is only filled with a seed every time, is provided with storage cavity 11 and holds for removing in kind recess 21 The rotating brush 8 of unnecessary seed, rotating brush 8 are located at opening position of the Chong Zhong areas 111 close to arcuate seed protecting plate 7, are holding kind of a recess 21 fill the midway that kind of backward arcuate seed protecting plate 7 moves is planted clearly by rotating brush 8.Preferably, the bristle lengths of rotating brush 8 More than the maximum Outside Dimensions of seed, can avoid damaging seed during the kind clearly of rotating brush 8.

Further, arcuate seed protecting plate 7 is provided with close to the one end in Chong Zhong areas 111 prevents unnecessary seed in appearance kind recess 21 from leading to The stop member crossed, the stop member may leak clear seed by being further ensured that clear after can preventing the kind clearly of rotating brush 8 The reliability of kind, using the combination of stop member and rotating brush 8, it can make to plant clearly accuracy rate for 100%.Each kind of recess 21 that holds passes through When crossing the position of stop member, stop member is located at the opening of appearance kind recess 21, can prevent to emerge and hold what kind of recess 21 was open Unnecessary seed is by making it drop out appearance kind recess 21.

In the present embodiment, as shown in figure 1, each storage cavity 11 is provided with from top to bottom leads kind to what Chong Zhong areas 111 were in tilted layout Inclined-plane 112, enter appearance kind recess 21 beneficial to seed and complete to fill kind, and the friction of seed and the inwall of storage cavity 11 can be reduced, reduce Breakage rate.Preferably, the groove that kind of inclined-plane 112 passes through provided with one for holding kind of recess 21 is led, holds kind of a recess 21 and is located in the groove When, hold kind of the edge of opening of recess 21 and smoothly connect with leading kind of inclined-plane 112, enter beneficial to seed and hold kind of a recess 21, subtract oligospermous Friction and reduction seed breakage rate.

In the present embodiment, each kind of chamber 31 that holds is enclosed and formed by the recessed cavity on rotating disk 3 and corresponding dividing plate 4, can Structural compactness is improved, reduces cost, and makes seed be easier to enter an appearance kind chamber 31 from kind of the hole 41 of passing on dividing plate 4.Respectively fill kind Plate 2 is provided with a projecting ring section 23, respectively fills all appearance kind recesses 21 of kind of plate 2 all on the projecting ring section 23, so holds kind of a recess 21 Between there is no the gap that can accommodate seed, the gap held between kind of recess 21 will not be produced and be mingled with seed and influence seeding precision, And it is avoided that and hinders xenity.

In the present embodiment, as shown in Fig. 1 and Figure 13, each rotating disk 3 is connected with a semiaxis 32, the semiaxis 32 of two rotating disks 3 One rotating shaft is connected into by fastener, material storing box 1 is provided with axle installation cavity 13, and rotating shaft is arranged on axle installation cavity 13 by two bearings Interior, device of rotation driving 6 includes being used for the input shaft 61 being connected with power source, and input shaft 61 is connected with any one rotating disk 3, defeated After entering the connection power source of axle 61, it can be rotated by power source drive, and then drive two synchronous axial systems of rotating disk 3.The axle of the present embodiment Holding and use rolling bearing, input shaft 61 is connected using chain wheel driving mechanism with power source, wherein, chain wheel driving mechanism includes affixed Sprocket wheel 62 on input shaft 61, the sprocket wheel 62 are made simply, cost is low and durable, chain using the casting of high-strength abrasion-proof rubber The number of teeth of wheel 62 is 13 or 17 or 19, can prevent the Fast Wearing of chain and sprocket wheel 62, ensures the stability of work.

In the present embodiment, all feed mechanism for seeds 400 are mounted side by side in frame 100, and the rotating shaft connection of all feed mechanism for seeds 400 Into bearing 500, power source includes the land wheel 600 being arranged in frame 100, and land wheel 600 is driven when frame 100 is advanced by ground Rotate, bearing 500 is connected by transmission mechanism with land wheel 600；Wherein, transmission mechanism uses existing chain-wheel mechanism, in frame During 100 traveling, ground forces land wheel 600 to rotate, and land wheel 600 is rotated by transmission mechanism with bearing 500, and then makes all rows The kind synchronous working of device 400 carries out seeding.The power source need not set single force piece, can save cost, improve structure Compactedness.

Being surrounded by for above-mentioned land wheel 600 is some around the spaced apart inserted link 601 of the pivot center of land wheel 600, each inserted link 601 Being rotated with land wheel 600 to insert in soil, and then prevents land wheel 600 from skidding, and ensure the reliable and stable rotation of land wheel 600.

Preferably, fertilizer applicator 300 is using the fertilizer applicator of existing rotary axle driving type, the driving axis connection of all fertilizer applicators 300 Cheng Yigen entirety axles, overall axle are connected by chain-wheel mechanism with above-mentioned bearing 500, are so driven also without the single power of setting Dynamic fertilizer applicator 300.

In the present embodiment, material storing box 1, which is provided with, to be used to inject lubricant grease into the axle installation cavity 13 between two bearings Oiling device, to be lubricated to bearing and rotating shaft, ensure feed mechanism for seed 400 it is stable, improve operating efficiency and extend row The kind service life of device 400.Oiling device includes the pump nozzle 9 being arranged on material storing box 1, and material storing box 1 is communicated with the He of pump nozzle 9 The grease channel 14 of axle installation cavity 13, lubricant grease by pump nozzle 9 injection can be entered along grease channel 14 two bearings it Between axle installation cavity 13 in, each bearing is provided with the closure for preventing grease from leaking towards the side in the outside of axle installation cavity 13, can prevent Only lubricant grease overflows bearing, avoids polluting seed.

In the present embodiment, the end of rotation semiaxis 32 of two rotating disks 3 is equipped with a semicircle boss 321；Two rotating disks 3 The pivot structure that is formed by connecting of rotation semiaxis 32 in, any semicircle boss 321 for rotating semiaxis 32 and another rotation semiaxis 32 end face offsets, and the side plane of any semicircle boss 321 for rotating semiaxis 32 is semicircle convex with another rotation semiaxis 32 The side plane fitting of platform 321, any semicircle boss 321 for rotating semiaxis 32 pass through more than one screw and another rotation semiaxis 32 are fixedly connected.

The rotating disk 3 being connected with input shaft 61 is provided with a kidney-shaped jack 33, and one end of input shaft 61 is provided with insertion kidney-shaped jack The kidney-shaped plug division 611 being bonded in 33 and with the surrounding inwall of kidney-shaped jack 33, the other end of input shaft 61 is provided with counterbore 612, defeated Enter axle 61 to be fixedly connected with rotating disk 3 by multiple screws in counterbore 612, cushion is additionally provided with further screw Circle.The inwall of above-mentioned kidney-shaped jack 33 is made up of two symmetrical cambered surfaces and two symmetrical planes, outside kidney-shaped plug division 611 Wall is made up of two symmetrical cambered surfaces and two symmetrical planes, passes through two cambered surfaces and the kidney-shaped jack of kidney-shaped plug division 611 33 two cambered surfaces coordinate, to ensure the axiality of input shaft 61 and rotating disk 3, by two planes of kidney-shaped plug division 611 with Two planes of kidney-shaped jack 33 coordinate, to ensure reliable and stable transmission moment of torsion.The screw of connection input shaft 61 and rotating disk 3 is not By shearing force, screw loosening can be effectively avoided.

In the present embodiment, the cover body structure to be formed and integrally cover rotating disk 3 is closed in one end of each interstage sleeve 5, and rotating disk 3 can be risen To protective effect, and improve anti-dust performance.Interstage sleeve 5 away from the side of input shaft 61 is additionally provided with four fastener receptacles 52, just In feed mechanism for seed 400 is arranged on seeder frame using fastener, four fastener receptacles 52 are preferably equal around the axis of rotating disk 3 Even arranged for interval.

In the present embodiment, charge door 12 is provided with an installation panel for being used to connect installation hopper, charge door 12 and each storing Connected between chamber 11 by individually entering kind of passage, it is tangent respectively to enter outlet and the arc inner wall of storage cavity 11 of kind of passage, and enters The direction that the outlet of kind passage imports seed storage cavity 11 is consistent with the rotation direction for filling kind of plate 2, can reduce feed mechanism for seed 400 Wound kind phenomenon in the course of work, while running noises are relatively low.

Two storage cavitys 11 of the present embodiment are separate, and seed force-bearing situation is relatively easy, can improve seed in storing Mobility in chamber 11, " bridging " phenomenon between seed is reduced, avoid the generation in " hole " when filling kind, make feed mechanism for seed 400 Leakage sowing rate it is almost nil.Material storing box 1 in the present embodiment, to fill axial gap between kind of plate 2, rotating disk 3 and dividing plate 4 be 0.5 ~ 2 Mm, the unilateral gap of radial direction between rotating shaft and each part are 0.5 ~ 2mm, and guarantee has each chamber that the parts relative to motion surround Room has certain isolation and sealing.The feed mechanism for seed 400 of the present embodiment has good inner sealing performance and outside close Sealing property, the working environment with rainwater, muddy water and greasy dirt is can adapt to, seed will not be polluted, it is ensured that the bud ratio of seed.

Respectively fill on kind of plate 2 that to hold the quantity of kind of recess 21 be 20 ~ 120 in the present embodiment, particular number is with filling kind of plate 2 Diameter and accordingly increase and decrease, can both make the precision drilling of general peasant household, efficient quick precision drilling can be made again, city Field strong adaptability.

The course of work and principle of the feed mechanism for seed 400 of the present embodiment be：

Feed mechanism for seed 400 is divided into Chong Zhong areas 111, Qing Zhong areas, Hu Zhong areas, Di Zhong areas, Dao Zhong areas around its circumference and charged seed Area, Chong Zhong areas 111 are close to a Duan Weiqingzhong areas of arcuate seed protecting plate 7, and one section away from arcuate seed protecting plate 7 of Chong Zhong areas 111 is with leading Kind area overlaps, and area of charging seed overlaps with Chong Zhong areas 111.As shown in Fig. 2 a, b, c and d region are Chong Zhong areas 111；D regions are clear kind Area, rotating brush 8 and stop member are arranged on Qing Zhong areas；E regions are Hu Zhong areas, namely arcuate seed protecting plate 7 carries out the area of shield kind Domain；F regions are Di Zhong areas, namely pass the region of kind of hole 41；G and a regions are Dao Zhong areas, namely pass kind of hole 41 and arrive sowing port 51 Region.

Seed is added in storage cavity 11 by charge door 12, and device of rotation driving 6, which drives, all fills kind of plate 2 and rotating disk 3 is same Step rotates.As shown in figure 3, when the appearance kind recess 21 respectively filled on kind of plate 2 moves to the Chong Zhong areas 111 of the bottom of storage cavity 11, storing Seed in chamber 11, which enters an appearance kind recess 21, to be carried out filling kind, and more than one seed is filled with each appearance kind recess 21.Hold kind of a recess 21 directions of kind of hole 41 of passing for filling kind of backward dividing plate 4 are moved, and Qing Zhong areas are first passed through, in Qing Zhong areas by rotating brush 8 and stop member Planted clearly（Referring to Fig. 4）, ensure to hold an only seed in kind of recess 21.Then Hu Zhong areas are passed through, in Hu Zhong areas arc protective Kind plate 7 shelters from the opening for holding kind of recess 21, prevents seed is planted calmly from deviating from recess 21（Referring to Fig. 5）.Behind Hu Zhong areas Into Di Zhong areas, the seed in kind of recess 21 is held in Di Zhong areas and enters a corresponding appearance kind chamber 31 by passing kind of hole 41（Referring to figure 6）.After seed enters appearance kind chamber 31, rotate with rotating disk 3 and moved along Dao Zhong areas to seeding area, during by Dao Zhong areas, gear The closing appearance kind chamber 31 of set 5 goes out kind of mouth 311, and kind of the mouth 311 that goes out that seed will not plant chamber 31 calmly is discharged（Referring to Fig. 7）.When appearance kind When chamber 31 moves to 51 position of sowing port of interstage sleeve 5, kind of the mouth 311 that goes out for holding kind of chamber 31 connects with sowing port 51, makes seed from going out Kind mouth 311 and sowing port 51 are discharged in a manner of level throw motion（Referring to Fig. 9）.As shown in figure 8, in Chong Zhong areas 111 and Dao Zhong areas Overlapping region, hold and hold kind of a chamber 31 while kind of a recess 21 fill kind and moved with seed to sowing port 51, because dividing plate 4 will hold Kind of chamber 31 and corresponding seed export mouth 22 separate, and fill kind and lead kind of work and are not interfere with each other independently.

Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment.To those of ordinary skill in the art, the gained under the premise of the utility model technical concept is not departed from To modifications and variations also should be regarded as the scope of protection of the utility model.

Claims (10)

1. a kind of multirow precision planter, including with road wheel（101）Frame（100）Side by side and interval is arranged on frame （100）On multiple ditching devices（200）, the frame（100）Upper each ditching device of correspondence（200）It is equipped with a fertilizer applicator （300）With a feed mechanism for seed（400）, it is characterised in that：Each feed mechanism for seed（400）Including material storing box（1）, the material storing box（1）'s Both sides are respectively equipped with a recessed cavity, the material storing box（1）Upper each recessed cavity of correspondence is mounted on being connected with each other and can be around level Axis synchronous axial system fills kind of a plate（2）And rotating disk（3）, respectively fill kind of a plate（2）Enclose to form one for accommodating with corresponding recessed cavity The storage cavity of seed（11）, the material storing box（1）It is provided with and is used for each storage cavity（11）The charge door of interior addition seed（12）, The storage cavity（11）Bottom be Chong Zhong areas（111）, it is described to fill kind of a plate（2）It is located at storage cavity provided with some（11）Inside it is used for Accommodate the appearance kind recess of seed（21）, it is each to hold kind of a recess（21）With seed export mouth（22）, it is some to hold kind of a recess（21）Around institute State horizontal axis uniform intervals arrangement and can be with filling kind of a plate（2）Rotational motion is to the Chong Zhong areas（111）, the rotating disk（3）It is right Kind of a recess should respectively be held（21）It is equipped with an appearance kind chamber（31）, the material storing box（1）On be installed with positioned at filling kind of a plate（2）With turn Disk（3）Between dividing plate（4）, the dividing plate（4）It is used to connect corresponding seed export mouth provided with one（22）With an appearance kind chamber （31）Pass kind of a hole（41）, it is described to pass kind of a hole（41）With Chong Zhong areas（111）In seed export mouth（22）Rotational motion path on It is arranged at intervals；The material storing box（1）On be provided with and be sheathed on rotating disk（3）Outside interstage sleeve（5）, the interstage sleeve（5）Bottom set There is sowing port（51）, it is each to hold kind of a chamber（31）It is equipped with and is moving to sowing port（51）During position and sowing port（51）Connection goes out kind Mouthful（311）, the feed mechanism for seed（400）Also include being used to drive all to fill kind of a plate（2）And rotating disk（3）The rotation driving of synchronous axial system Device（6）.

2. multirow precision planter according to claim 1, it is characterised in that：The material storing box（1）It is provided with and is used to hide Gear holds kind of a recess（21）Opening to prevent seed from planting recess calmly（21）The arcuate seed protecting plate of middle abjection（7）, the arc protective Kind plate（7）From Chong Zhong areas（111）Kind of a plate is filled on edge（2）Rotation direction extend to and pass kind of a hole（41）.

3. multirow precision planter according to claim 2, it is characterised in that：It is described to hold kind of a recess（21）Exported with seed Mouthful（22）Form the cavity for being only capable of accommodating a seed, the storage cavity（11）Inside it is provided with and holds kind of a recess for removing（21）In The rotating brush of unnecessary seed（8）, the rotating brush（8）Positioned at Chong Zhong areas（111）Close to arcuate seed protecting plate（7）Position Place.

4. multirow precision planter according to claim 3, it is characterised in that：The arcuate seed protecting plate（7）It is close to fill kind Area（111）One end be provided with and prevent to hold kind of a recess（21）In the stop member that passes through of unnecessary seed.

5. multirow precision planter according to claim 1, it is characterised in that：Each storage cavity（11）Provided with from top to bottom to Chong Zhong areas（111）What is be in tilted layout leads kind of an inclined-plane（112）.

6. multirow precision planter according to claim 1, it is characterised in that：It is each to hold kind of a chamber（31）By located at rotating disk（3） On recessed cavity and corresponding dividing plate（4）Enclose and form；Respectively fill kind of a plate（2）Provided with a projecting ring section（23）, respectively fill kind of a plate（2）Institute There is appearance kind recess（21）Located at the projecting ring section（23）On.

7. multirow precision planter according to any one of claim 1 to 6, it is characterised in that：Each rotating disk（3）It is affixed There is a semiaxis（32）, two rotating disks（3）Semiaxis（32）One rotating shaft, the material storing box are connected into by fastener（1）Provided with axle Installation cavity（13）, the rotating shaft is arranged on axle installation cavity by two bearings（13）It is interior, the device of rotation driving（6）Including with In the input shaft being connected with power source（61）, the input shaft（61）With any one rotating disk（3）It is connected.

8. multirow precision planter according to claim 7, it is characterised in that：The material storing box（1）Be provided be used for Axle installation cavity between two bearings（13）The oiling device of interior injection lubricant grease, the oiling device include being arranged on storing Case（1）On pump nozzle（9）, the material storing box（1）It is communicated with the pump nozzle（9）With axle installation cavity（13）Grease channel （14）, each bearing is towards axle installation cavity（13）The side in outside is provided with the closure for preventing that grease from leaking.

9. multirow precision planter according to claim 7, it is characterised in that：Two rotating disks（3）Rotation semiaxis（32） End is equipped with a semicircle boss（321）；Two rotating disks（3）Rotation semiaxis（32）In the pivot structure being formed by connecting, Any rotation semiaxis（32）Semicircle boss（321）With another rotation semiaxis（32）End face offset, any rotation semiaxis （32）Semicircle boss（321）Side plane and another rotation semiaxis（32）Semicircle boss（321）Side plane fitting, Any rotation semiaxis（32）Semicircle boss（321）Pass through more than one screw and another rotation semiaxis（32）It is fixedly connected； With input shaft（61）The rotating disk of connection（3）Provided with a kidney-shaped jack（33）, the input shaft（61）One end be provided with insertion described in Kidney-shaped jack（33）In and with kidney-shaped jack（33）The kidney-shaped plug division of surrounding inwall fitting（611）, the input shaft（61）'s The other end is provided with counterbore（612）, the input shaft（61）By installed in counterbore（612）In multiple screws and rotating disk（3）Gu Fixed connection.

10. multirow precision planter according to claim 7, it is characterised in that：All feed mechanism for seeds（400）Rotating shaft connection Into bearing（500）, the power source is including being arranged on frame（100）Above and in frame（100）Rotation is driven by ground during traveling Land wheel（600）, the bearing（500）Pass through transmission mechanism and land wheel（600）It is connected.