A kind of aspiration slips kind of a formula precision seed metering device
Technical field
The invention belongs to precise sowing technical field, specifically relate to a kind of aspiration and slip kind of a formula precision seed metering device.
Background technology
China more and more lays particular emphasis on the mechanization of sowing at agriculture field in recent years, sow in guarantee increases in grain production, promote in plant production development and advance in agricultural science and technology, have extremely important importance and functions, seeding machinery equipment is then realize the prerequisite of precise sowing and basis.
Along with the cultivated area of China cereals crops increases year by year, particularly show on super hybridization rice, the seedling planting technology in super hybridization rice 2 ± 1/cave is had higher requirement.Although existing precision planter can realize precise sowing in the market, in seeding accuracy, sowing efficiency, there is deficiency in the protection of seed etc.If existing drum-type precision planter is in working long hours, the effect due to cumulative errors cause sowing efficiency low, planting error is large; Easily there is the deviation phenomenon of seed in kind of dish in vibration cave disc type precision planter, make a certain region in kind of dish not have seed in sowing for a long time, cause leakage sowing rate high, occur hindering the problems such as kind, and the cost compare of batch production sprout-tray seedling growth is high.Therefore be badly in need of that development is a kind of essence amount can control that the seeding accuracy of every bunch planting kind quantity is high, leakage sowing rate is low, uniformity good, the precision seed metering device of injuring-free seed meets the demand in market.
Summary of the invention
The invention provides a kind of aspiration realizing precise sowing and slip kind of a formula precision seed metering device, to solve the present situation that existing seeding apparatus seeding accuracy is not high, lack of homogeneity, efficiency are low, leakage sowing rate is high.
Technical problem to be solved by this invention realizes by the following technical solutions.
A kind of aspiration slips kind of a formula precision seed metering device, comprise frame, slip kind of a device, inhale kind of a device, reseed device, elevator, control device and cave disk transfer device, described frame comprise for install slip kind of a device, inhale kind of a device, reseed device, the framework of elevator, control device, cave disk transfer device and bearing block one, adjustable sizing block, guide rail; Described bearing block one is bolted on framework; Described adjustable sizing block is threaded connection the bottom at framework, for making device maintenance level; Described guide rail is bolted on framework; Described kind of the device that slips is connected in bearing block one by bearing, mainly makes seed flow back and forth; Described suction kind device has two, is distributed in the two ends of framework, is linked together by bolt and framework, is used for absorbed seed; Described device of reseeding has two, is positioned to slip the top of kind of device, is linked together by bolt and framework, mainly accurately adds kind to slipping kind of a device; Described elevator is positioned to slip directly over kind of device and is bolted on framework, for realizing the conversion of the direction of motion; Described cave disk transfer device is positioned at and slips the left and right two ends of kind of device and framework and be connected, and comprises cave dish and conveyer belt; Described control device is bolted on framework;
Described suction kind device comprises square hydraulic cylinder, hydraulic stem two, bracing frame, air pump, Elactro magnetic commutator, high pressure flexible metallic conduit, seeds sucker, circular hydraulic stem two, hydraulic stem three, described square hydraulic cylinder is two, be positioned at the two ends, left and right of framework, linked together by bolt and framework, provide power to suction kind of a device; Described hydraulic stem two is threaded connection with bracing frame; Described bracing frame comprises mount pad, installing plate, roller, support, wherein said installing plate and guide rail form moving sets, described mount pad is connected with installing plate by bolt, described support is bolted on a mounting board, described roller is arranged in the groove of installing plate, in order to reduce friction; Described circular hydraulic stem two is by being hingedly connected in the circular hole of mount pad; One end of described hydraulic stem three is linked together by hinge and sealing plate, and bracing frame is combined to form Two-Degree-of-Freedom mechanism, realizes the rectilinear motion of seeds sucker and the rotation around support; Described seeds sucker is connected on bracing frame by bearing, kind of a pipe is inhaled for installing, it comprises sealing plate, inhales kind of plate, a suction pipe, and wherein said suction pipe is positioned at the pore place of inhaling kind of plate, is bolted on suction kind of plate, comprise suction nozzle and wireway, one end of described suction nozzle is threaded connection in wireway, and the other end has circular hole, and described sealing plate is linked together by bolt and suction kind of a plate, by the sealing ring sealing in seal groove, realize the sealing of seeds sucker; Described air pump is positioned at the bottom of square hydraulic cylinder, is bolted on framework, provides and inhales the air pressure needed for planting; The upside of described Elactro magnetic commutator and the positive pressure side of air pump and negative press bond are also bolted on framework, for changing the air pressure in seeds sucker; Described high pressure flexible metallic conduit is connected to the air inlet on the downside of Elactro magnetic commutator and sealing plate, for the conveying of gas;
Described elevator comprises servomotor, guide rod, gear, tooth rest, grain conductor, tooth bar, screw mandrel, shaft coupling, and described servomotor is bolted on framework, provides required power to elevator; Described screw mandrel is connected with the rotating shaft of servomotor by shaft coupling; Described tooth bar has two to form gear pair with gear, and left side tooth bar and screw mandrel form screw pair, and right side tooth bar and guide rod form moving sets; Described tooth rest and frame welding link together; Described gear is arranged on tooth rest, in order to change the direction of motion; Described guide rod is welded on tooth rest; One end of described grain conductor welding tooth bar, ensures the accurate flowing of seed, realizes precision and add kind;
Described kind of the device that slips comprises circular hydraulic cylinder one, hydraulic stem one, hairbrush, kind case, stiffener, drive motors, rotating shaft, slips kind of dish, a vibrator, and described rotating shaft is connected to by tight fixed bolt slips on kind of dish; Described kind of the dish that slips comprises slideway, charging aperture, supporting seat, hairbrush hole, motor base, described slideway is evenly distributed on and slips kind dish its cross section upper is semicircle arcuation, realize the olderly flowage of seed, conveniently inhale kind, described charging aperture is opened in and slips kind dish two ends and communicate with slideway, described supporting seat is connected to by splicing and slips on kind of dish, for fixing hairbrush, described hairbrush hole is opened on the upside of the two ends of slideway, described motor base is two, be arranged on respectively and slip kind the diagonal angle place of dish, for installing drive motors; Described kind case is two and is connected in by stiffener and slips kind dish both sides, be used for storing seed, comprise dividing plate and discharging opening, described dividing plate is evenly distributed in kind of case and makes kind of the compartment volumes of case inside identical, and described discharging opening is evenly distributed on one end of kind of case; Described stiffener is four, is connected by screw and is slipping on kind of dish, mainly fixed race case; Described circular hydraulic cylinder one is connected through the hinge on framework; One end of described hydraulic stem one is connected through the hinge slipping on kind of dish, realizes slipping the rotation around the shaft of kind of device; Described vibrator is connected on kind of case by splicing, makes seed be in vibrational state and prevents blocking; Described drive motors is two, is arranged on respectively in motor base, rotates for being with electric brush;
Described device of reseeding comprises stepper motor, drive sprocket, chain, reseeds case, driven sprocket, telescoping catheter, and the top that described stepper motor is positioned at square hydraulic cylinder is bolted on framework, provides corresponding power, described drive sprocket is connected in the rotating shaft of stepper motor by key, described case of reseeding is connected on framework, it comprises seed-storage box, fortune kind of device, end cap, studs, synchronous tape spool, seed guiding groove, seed-storage box, described seed-storage box both sides are fixed with end cap by studs, comprise Deformable baffle, torque spring, housing, Compress Spring, moving stop, described Deformable baffle is positioned at a left side for housing, side is connected to form revolute pair by torque spring and housing, mainly realize the seed when reseeding and all enter into seed guiding groove, described moving stop is positioned at the right side of housing, linked together by Compress Spring and housing and form moving sets, when mainly making fortune kind device work, prevent the seed side leakage in seed-storage box case, one end that described seed guiding groove is positioned at seed-storage box is connected on seed-storage box by splicing, and seed is accurately entered in telescoping catheter, described synchronous tape spool is two, the inside that described fortune kind device is positioned at seed-storage box forms V belt translation with synchronous tape spool, it comprises special Timing Belt, kinds of bank deposits storehouse, ball recess, holding screw, Antileaking plate, spherical fixed body, wherein said kinds of bank deposits storehouse is that triangular prism shape evenly offers ball recess in its one side, special Timing Belt is fixed on by holding screw, be used for splendid attire seed, described Antileaking plate position strip is evenly distributed with spherical fixed body in its one end, be connected through the hinge on kinds of bank deposits storehouse, described driven sprocket was used key to be connected to reseed on the synchronous tape spool in case, described chain one end coordinates with drive sprocket, the other end coordinates with driven sprocket and forms Chain conveyer, described telescoping catheter is threaded connection to be reseeded on the seed guiding groove in case.
During use, opening main power source makes the suction kind device being arranged on framework right-hand member start working by the control device be arranged on framework, air pump entry into service makes seeds sucker inside present negative pressure dress state by the air inlet on Elactro magnetic commutator and high pressure flexible metallic conduit and sealing plate, hydraulic stem two is relative to the outwards movement of square hydraulic cylinder, installing plate on promotion bracing frame is at moving on rails, when seeds sucker move to slip kind directly over dish time and kind coil parallel with slipping, hydraulic stem two stops movement.Under the effect of control device, hydraulic stem three is relative to the outwards movement of circular hydraulic stem two, makes bearing block two rotation of seeds sucker on sealing plate; Hydraulic stem one is relative to the outwards movement of circular hydraulic cylinder one, and kind of the device that makes to slip rotates around the axis, kind of the dish synchronous axial system that slips making seeds sucker and slip in kind of device, so that make seeds sucker and slip kind of a dish and remain parallel.Slipping in process that the kind case of kind of device left end upwarps, the seed of kind of case inside is at gravity and hairbrush and under being arranged on discharging opening vibrator effect, to be entered into by discharging opening according to certain speed and to slip kind the slideway of dish, under slip in seed can be adsorbed in the suction nozzle being arranged on the suction kind pipe inhaled on kind of plate.When to slip kind do not have seed to slide in the slideway in dish time, seeds sucker and slip kind of device respectively by square hydraulic cylinder, hydraulic stem two, bracing frame, under the Two-Degree-of-Freedom mechanism that circular hydraulic stem two and hydraulic stem three form and hydraulic cylinder one act on, make seeds sucker and slip kind of a device to turn to horizontal level, seeds sucker starts the motion in horizontal direction, the dish top, cave on conveyer is moved to when seeds sucker, make to present barotropic state in seeds sucker under the effect of Elactro magnetic commutator, under the effect of gravity and malleation, the seed be adsorbed in suction nozzle falls into cave dish, cave dish sends out under the effect of conveyer belt, hole dish is sent on this station.The suction kind device being arranged on framework left end repeats the motion that right-hand member inhales kind of device, completes once suction, seeding.Back and forth carrying out several suction, after seeding, need to reseed accordingly the kind case slipped in kind of device, slip the kind case of kind of device left end upwarp to extreme higher position time, the servomotor be arranged on framework rotates and the tooth bar of left end is moved down, the telescoping catheter that band is automatically connected between seed guiding groove and grain conductor extends, the kind case slipped in kind of device aimed at by the grain conductor be arranged on tooth bar, what be arranged on framework left end reseeds device entry into service, synchronous tape spool is made to start to rotate by the drive sprocket be arranged on stepper motor with the driven sprocket be arranged on synchronous tape spool and chain, the special Timing Belt be arranged on synchronous tape spool starts to rotate, the kinds of bank deposits storehouse on special Timing Belt is driven to move, when being arranged on the Antileaking plate on kinds of bank deposits storehouse and contacting with the moving stop be connected with housing by Compress Spring, moving stop can move to housing and make Compress Spring be in compressive state, moving stop is made to be close to Antileaking plate all the time, along with the slow rising in kinds of bank deposits storehouse, moving stop stretches out and makes the spherical fixed body on Antileaking plate coordinate with ball recess thus be full of seed in kinds of bank deposits storehouse under the effect of Compress Spring, when kinds of bank deposits storehouse moves to top along with special Timing Belt, kinds of bank deposits storehouse seed can pour out and enter into kind of a case along Deformable baffle and seed guiding groove by telescopic tube and grain conductor under gravity, when kinds of bank deposits storehouse is by Deformable baffle, Deformable baffle has distortion to a certain extent, but when kinds of bank deposits storehouse completely by time Deformable baffle revert to original state completely again, when slipping that the kind case of right-hand member needs to reseed in kind of device, be then right-hand member reseed device running, servomotor reversion makes the tooth bar of right-hand member move down, thus the grain conductor making to be connected on tooth bar is aimed at and is slipped the kind case of right-hand member in kind of device and complete and once reseed, its time of once reseeding to slip to the time needed for other end kind case completely for the seed in kind of case from one end, reseed device according to above-mentioned steps reciprocating operation to complete and reseed.
Beneficial effect of the present invention: power source of the present invention, slip kind of a device, inhale kind of a device, reseed device, elevator etc. and be all arranged in frame, only need a people just can complete whole operations; The present invention only needs operator to add appropriate seed slipping in the kind case of kind of device and reseed in device prior to seeding, and device just independently can complete sowing and to slipping the reseeding of kind of device; The present invention adopts and utilizes gravity to make seed inhale the mode of planting when gliding with the vibration effect of combining, and decreases the vibration of device entirety, is conducive to the Precise sowing of device, make seeding accuracy between 1-2 grain; What this device adopted reseed, and device can realize reseeding and can not causing to seed injury of being sorry of essence amount.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is kind of the apparatus structure schematic diagram that slips of the present invention;
Fig. 3 is kind of the dish structural representation that slips of the present invention;
Fig. 4 is of the present invention kind of box structure schematic diagram;
Fig. 5 is seeds sucker structural representation of the present invention;
Fig. 6 is suction of the present invention kind of plate structure schematic diagram;
Fig. 7 is sucker structure schematic diagram of the present invention;
Fig. 8 is support frame structure schematic diagram of the present invention;
Fig. 9 of the present inventionly reseeds apparatus structure schematic diagram;
Figure 10 is shell structure schematic diagram of the present invention;
Figure 11 is fortune of the present invention kind of apparatus structure schematic diagram;
Figure 12 is lifting device structure schematic diagram of the present invention.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment and diagram, setting forth the present invention further.
As shown in Figure 1, a kind of aspiration slips kind of a formula precision seed metering device, comprise frame 1, slip kind of device 2, inhale kind of a device 3, reseed device 4, elevator 5, cave disk transfer device 6 and control device 7, described frame 1 comprise for install slip kind of device 2, inhale kind of a device 3, reseed device 4, the framework 11 of elevator 5, cave disk transfer device 6, control device 7 and bearing block 1, adjustable sizing block 13, guide rail 14; Described bearing block 1 is bolted on the frame 11; Described adjustable sizing block 13 is threaded connection in the bottom of framework 11, for making device maintenance level; Described guide rail 14 is bolted on the frame 11; Described kind of the device 2 that slips is connected in bearing block 1 by bearing, mainly makes seed flow back and forth; Described suction kind device 3 has two, is distributed in the two ends of framework 11, is linked together by bolt and framework 11, is used for absorbed seed; Described device 4 of reseeding has two, is positioned to slip the top of kind of device 2, is linked together by bolt and framework 11, mainly accurately adds kind to slipping kind of device 2; Described elevator 5 is positioned to slip directly over kind of device 2 and is bolted on the frame 11, for realizing the conversion of the direction of motion; Described cave disk transfer device 6 is positioned at and slips the left and right two ends of kind of device 2 and framework 11 and be connected, and comprises cave dish 61 and conveyer belt 62; Described control device 7 is bolted on the frame 11.
As shown in Fig. 1, Fig. 3, Fig. 8, Fig. 5, Fig. 6, Fig. 7, described suction kind device 3 comprises square hydraulic cylinder 31, hydraulic stem 2 311, bracing frame 32, air pump 33, Elactro magnetic commutator 34, high pressure flexible metallic conduit 35, seeds sucker 36, circular hydraulic stem 2 37, hydraulic stem 3 371, described square hydraulic cylinder 31 is two, be positioned at the two ends, left and right of framework 11, linked together by bolt and framework 11, provide power to suction kind of a device 3; Described hydraulic stem 2 311 is threaded connection with bracing frame 32; Described bracing frame 32 comprises mount pad 321, installing plate 322, roller 323, support 324, wherein said installing plate 322 forms moving sets with guide rail 14, described mount pad 321 is connected with installing plate 322 by bolt, described support 324 is bolted on installing plate 322, described roller 323 is arranged in the groove of installing plate 322, in order to reduce friction; Described circular hydraulic stem 2 37 is connected through the hinge in the circular hole of mount pad 321; One end of described hydraulic stem 3 371 is linked together by hinge and sealing plate 361, and bracing frame 32 is combined to form Two-Degree-of-Freedom mechanism, realizes the rectilinear motion of seeds sucker 36 and the rotation around support; Described seeds sucker 36 is connected on bracing frame 32 by bearing, it comprises sealing plate 361, inhales kind of plate 362, a suction pipe 363, wherein said suction pipe 363 is positioned at the pore place of inhaling kind of plate 362, be bolted on suction kind of plate 362, comprise suction nozzle 3621 and wireway 3632, one end of described suction nozzle 3621 is threaded connection in wireway 3632, the other end has circular hole 36311, described sealing plate 361 is linked together by bolt and suction kind of a plate 362, by the sealing ring sealing in seal groove 3621, realize the sealing of seeds sucker 36; Described air pump 33 is positioned at the bottom of square hydraulic cylinder 31, is bolted on the frame 11, provides and inhales the air pressure needed for planting; The upside of described Elactro magnetic commutator 34 and the positive pressure side of air pump 33 and negative press bond are also bolted on the frame 11, for changing the air pressure in seeds sucker 36; Described high pressure flexible metallic conduit 35 is connected to the air inlet on the downside of Elactro magnetic commutator 34 and sealing plate 361, for the conveying of gas.
As shown in figure 12, described elevator 5 comprises servomotor 51, guide rod 52, gear 53, tooth rest 54, grain conductor 55, tooth bar 56, screw mandrel 57, shaft coupling 58, described servomotor 51 is bolted on the frame 11, provides required power to elevator 5; Described screw mandrel 57 is connected by the rotating shaft of shaft coupling 58 with servomotor 51; Described tooth bar 56 has two and gear 53 formative gear pair, and left side tooth bar 56 and screw mandrel 57 form screw pair, and right side tooth bar 56 and guide rod 52 form moving sets; Described tooth rest 54 is welded together with framework 11; Described gear 53 is arranged on tooth rest 54, in order to change the direction of motion; Described guide rod 52 is welded on tooth rest 54; Described grain conductor 55 welds one end of tooth bar 56, ensures the accurate flowing of seed, realizes precision and add kind.
As shown in Figure 2, Figure 3, Figure 4, kind of the device 2 that slips stated comprises circular hydraulic cylinder 1, hydraulic stem 1, hairbrush 22, plants case 23, stiffener 24, drive motors 25, rotating shaft 26, to slip kind dish 27, a vibrator 28, and described rotating shaft 26 is connected to by tight fixed bolt slips on kind of dish 27, described kind of the dish 27 that slips comprises slideway 271, charging aperture 272, supporting seat 273, hairbrush hole 274, motor base 275, described slideway 271 is evenly distributed on and slips kind its cross section on dish 27 is semicircle arcuation, realize the olderly flowage of seed, conveniently inhale kind, described charging aperture 272 is opened in and slips kind dish 27 two ends and communicate with slideway 271, described supporting seat 273 is connected to by splicing and slips on kind of dish 27, for fixing hairbrush 22, described hairbrush hole 274 is opened on the upside of the two ends of slideway 271, described motor base 375 is two, be arranged on respectively and slip kind the diagonal angle place of dish 27, for installing drive motors 25, described kind case 23 is two and is connected in by stiffener 24 and slips kind dish 27 both sides, be used for storing seed, comprise dividing plate 231 and discharging opening 232, described dividing plate 231 is evenly distributed in kind of case 23 and makes the compartment volumes of kind of case 23 inside identical, and described discharging opening 232 is evenly distributed on one end of kind of case 23, described stiffener 24 is four, is connected by screw and is slipping on kind of dish 27, mainly fixed race case 23, described circular hydraulic cylinder 1 is connected through the hinge on the frame 11, one end of described hydraulic stem 1 is connected through the hinge and is slipping on kind of dish 27, realize slipping kind of device 2 around the shaft 26 rotation, described vibrator 28 is connected on kind of case 23 by splicing, makes seed be in vibrational state and prevents blocking, described drive motors 25 is two, is arranged in motor base 275 respectively, rotates for being with electric brush 22.
As shown in Fig. 1, Fig. 9, Figure 10, Figure 11, described device 4 of reseeding comprises stepper motor 41, drive sprocket 42, chain 43, reseeds case 44, driven sprocket 45, telescoping catheter 46, the top that described stepper motor 41 is positioned at square hydraulic cylinder 31 is bolted on the frame 11, provides corresponding power, described drive sprocket 42 is connected to by key in the rotating shaft of stepper motor 41, described case 44 of reseeding is connected on the frame 11, it comprises seed-storage box 441, fortune kind of device 442, end cap 443, studs 444, synchronous tape spool 445, seed guiding groove 446, described seed-storage box 441 both sides are fixed with end cap 442 by studs 444, comprise Deformable baffle 4411, torque spring 4412, housing 4413, Compress Spring 4414, moving stop 4415, described Deformable baffle 4411 is positioned at the left side of housing 4413, revolute pair is connected to form by torque spring 4412 and housing 4413, mainly realize the seed when reseeding and all enter into seed guiding groove 446, described moving stop 4415 is positioned at the right side of housing 4413, link together by Compress Spring 4414 and housing 4413 and form moving sets, when mainly making fortune kind device 442 work, prevent the seed side leakage in seed-storage box 441 casees, one end that described seed guiding groove 446 is positioned at seed-storage box 441 is connected on seed-storage box 441 by splicing, makes seed accurately enter in telescoping catheter 46, described synchronous tape spool 445 is two, the inside that described fortune kind device 442 is positioned at seed-storage box 441 forms V belt translation with synchronous tape spool 445, it comprises special Timing Belt 44221, kinds of bank deposits storehouse 4422, ball recess 44221, holding screw 4423, Antileaking plate 4424, spherical fixed body 44241, wherein said kinds of bank deposits storehouse 4422 is that triangular prism shape evenly offers ball recess 44221 in its one side, be fixed on special Timing Belt 4421 by holding screw 4423, be used for splendid attire seed, described Antileaking plate 4424 strips are evenly distributed with spherical fixed body 44241 in its one end, be connected through the hinge on kinds of bank deposits storehouse 4422, described driven sprocket 45 was used key to be connected to reseed on the synchronous tape spool 445 in case 44, described chain 43 one end coordinates with drive sprocket 42, the other end coordinates with driven sprocket 45 and forms Chain conveyer, described telescoping catheter 46 is threaded connection on the seed guiding groove 446 reseeded in case 44.
During use, opening main power source makes the suction kind device 3 being arranged on framework 11 right-hand member start working by the control device 7 installed on the frame 11, air pump 33 entry into service makes seeds sucker 36 inside present negative pressure dress state by the air inlet 3612 on Elactro magnetic commutator 34 and high pressure flexible metallic conduit 35 and sealing plate 361, hydraulic stem 2 311 is relative to the outwards movement of square hydraulic cylinder 31, the installing plate 322 promoted on bracing frame moves on guide rail 14, when seeds sucker 36 move to slip kind directly over dish 27 time and kind coil 27 parallel with slipping, hydraulic stem 2 311 stops movement.Under the effect of control device 7, hydraulic stem 3 371 is relative to the outwards movement of circular hydraulic stem 2 37, and the bearing block two 3611 of seeds sucker 36 on sealing plate 361 is rotated; Hydraulic stem 1 is relative to the outwards movement of circular hydraulic cylinder 1, and kind of the device 2 that makes to slip 26 rotates around the shaft, kind of dish 27 synchronous axial system that slip making seeds sucker 36 and slip in kind of device 2, so that make seeds sucker 36 and slip kind to coil 27 and remain parallel.Slipping in process that the kind case 23 of kind of device 2 left end upwarps, the seed of kind of case 23 inside is at gravity and hairbrush 22 and under being arranged on discharging opening 232 vibrator effect, to be entered into by discharging opening 232 according to certain speed and to slip kind the slideway 271 of dish 27, under slip in seed can be adsorbed in the suction nozzle being installed on the suction kind pipe 363 inhaled on kind of plate 362.When to slip kind do not have seed to slide in the slideway 271 in dish 27 time, seeds sucker 27 and slip kind of device 2 respectively by square hydraulic cylinder 31, hydraulic stem 2 311, bracing frame 32, under the Two-Degree-of-Freedom mechanism that circular hydraulic stem 2 37 and hydraulic stem 3 371 form and hydraulic cylinder 1 act on, seeds sucker 36 and kind of the device 3 that slips is made to turn to horizontal level, seeds sucker 36 starts the motion in horizontal direction, move to directly over the cave dish 61 on conveyer 6 when seeds sucker 36, make to present barotropic state in seeds sucker 36 under the effect of Elactro magnetic commutator 34, under the effect of gravity and malleation, the seed be adsorbed in suction nozzle 3631 falls into cave dish 61, cave dish 61 sends out under the effect of conveyer belt 62, hole dish 61 is sent on this station.The suction kind device 3 being arranged on framework 11 left end repeats the motion that right-hand member inhales kind of device 3, completes once suction, seeding.Back and forth carrying out several suction, after seeding, need to reseed accordingly the kind case 23 slipped in kind of device 2, slip the kind case 23 of kind of device 2 left end upwarp to extreme higher position time, the servomotor 51 installed on the frame 11 rotates and the tooth bar 56 of left end is moved down, the band telescoping catheter 46 be automatically connected between seed guiding groove 446 and grain conductor 54 extends, the kind case 23 slipped in kind of device 2 aimed at by the grain conductor 55 be arranged on tooth bar 56, what be arranged on framework 11 left end reseeds device 4 entry into service, synchronous tape spool 445 is made to start to rotate by the drive sprocket 42 be arranged on stepper motor 41 with the driven sprocket 45 be arranged on synchronous tape spool 445 and chain 43, the special Timing Belt 4421 be arranged on synchronous tape spool 445 starts to rotate, the kinds of bank deposits storehouse 4422 on special Timing Belt 4421 is driven to move, when the Antileaking plate 4424 be arranged on kinds of bank deposits storehouse 4422 is contacted with the moving stop 4415 be connected with housing 4413 by Compress Spring 4414, moving stop 4415 can move to housing 4413 and make Compress Spring 4414 be in compressive state, moving stop 4415 is made to be close to Antileaking plate 4424 all the time, along with the slow rising in kinds of bank deposits storehouse 4422, moving stop 4415 stretches out and makes the spherical fixed body 44241 on Antileaking plate 4424 coordinate with ball recess 44221 thus be full of seed in kinds of bank deposits storehouse 4422 under the effect of Compress Spring 4414, when kinds of bank deposits storehouse 4422 moves to top along with special Timing Belt 4421, kinds of bank deposits storehouse 4422 seed can pour out and enter into kind of case 23 along Deformable baffle 4411 and seed guiding groove 446 by telescopic tube 46 and grain conductor 55 under gravity, when kinds of bank deposits storehouse 4422 is by Deformable baffle 4411, Deformable baffle 4411 has distortion to a certain extent, but when kinds of bank deposits storehouse 4422 is passed through completely, Deformable baffle 4411 reverts to original state again completely, when slipping that the kind case 23 of right-hand member needs to reseed in kind of device 2, then that the device 4 of reseeding of right-hand member operates, servomotor 51 reversion makes the tooth bar 56 of right-hand member move down, thus the grain conductor 55 making to be connected on tooth bar 56 is aimed at and is slipped the kind case 23 of right-hand member in kind of device 2 and complete and once reseed, its time of once reseeding to slip to the time needed for other end kind case 23 completely for the seed in kind of case 23 from one end, reseed device 4 according to above-mentioned steps reciprocating operation to complete and reseed.