CN108934307A - A kind of seeding and fertilizing earthing composite working rig and method - Google Patents

Abstract

The invention discloses a kind of seeding and fertilizing earthing composite working rigs and method in agricultural machinery technological field, including liftable seed manure fixed frame, seed manure fixed frame front has been rotatably coupled rotation axis, several trench digging components are placed in rotation axis, trench digging component is opened kind of ditch portion and is opened fertile ditch portion and form by spaced, Seeding box is fixed on seed manure fixed frame, fertilizing box and earthing case, several sowing openings are arranged at the bottom of Seeding box, have in fertilizing box for fertilising fertilizing mechanism and and for apply water-retaining agent apply water-retaining agent mechanism, fertilizing mechanism includes the horizontal baffle in fertilizing box, several discharge ports are arranged at the bottom of fertilizing box, discharge port includes applying water-retaining agent mouth and fertilization mouth, sowing opening two sides are flushed with kind of a ditch portion two sides are opened, arranging on horizontal baffle, several fall Fei Kou, the bottom side of horizontal baffle is placed with several guide seats, guide Be provided on seat with fertilization mouth, fall the material guide hole that fertile mouth is connected to；The present invention can guarantee seeding and fertilizing depth, be conducive to the growth of seed.

Description

A kind of seeding and fertilizing earthing composite working rig and method

Technical field

The invention belongs to agricultural machinery technological field, in particular to a kind of seeding and fertilizing earthing composite working rig and method.

Background technique

Traditional crop seeding fertilising is carried out generally by artificial, with the development of technology, currently, crop seeding It applies fertilizer and realizes mechanical work extensively, first ditches before sowing, sowed at trench digging, finish kind and refertilize.In the prior art, open One patent name is the Chinese invention patent of " a kind of seeding and fertilizing earthing composite working rig ", and the applying date is 2016.10.25, date of publication 2018.05.01, the invention include rack, and rack one end is connected with handle, bottom of the frame front and back Side is respectively arranged with driving wheel and press wheel, and seeding wheel is provided between driving wheel and press wheel, is connected with and broadcasts above seeding wheel Plants case, the front and back side of seeding wheel are additionally provided with plough and covering device, sponge clad are enclosed on driving wheel, press wheel, Fertilizer apparatus is arranged on rear side of Seeding box, and plough is ditched, and the seed in Seeding box is fallen in ditch, meanwhile, seed also can It falls on the soil outside ditch, not can guarantee seed and fall in ditch, while causing seed to waste, also not can guarantee depth of planting； Fertilizer in fertilizing box is fallen directly on seed, and seed is directly contacted with fertilizer, it is easy to cause the nutrient foot excessively of seed instead It is unfavorable for the growth of seed；It not can guarantee fertilizer all to fall in ditch, cause the waste of fertilizer yet；Make not needing seeding and fertilizing It when industry, obtains and removes the remaining material in fertilizing box and Seeding box completely, otherwise, seed and fertilizer can be fallen, and pollute environment；It is most heavy It wants, for stemness soil, not for the moisture of seed growth in soil, needs manually after seeding and fertilizing toward field Water is spread in ground, with moisture needed for meeting seed growth, cumbersome, large labor intensity, inefficiency.

Summary of the invention

It is an object of the present invention to overcome shortcoming in the prior art, a kind of compound work of seeding and fertilizing earthing is provided Industry machine and method are solved the technical problem for being unfavorable for seed growth and large labor intensity in the prior art, are broadcast using the present invention When kind fertilising, fertilizer is not directly fallen on seed, is conducive to the growth of seed；It can guarantee seeding and fertilizing depth；Seeding and fertilizing Simultaneously toward water-retaining agent is applied on seed, easy to operate, labor intensity is small, high-efficient.

The object of the present invention is achieved like this: a kind of seeding and fertilizing earthing composite working rig, including liftable seed manure Fixed frame, the front of the seed manure fixed frame have been rotatably coupled rotation axis, and several groups trench digging is placed in the rotation axis Component, the trench digging component are opened kind of ditch portion and are opened fertile ditch portion and formed, open kind of ditch portion and open the spacing of fertile ditch portion by spaced For 8-12cm, it is fixed with Seeding box on the seed manure fixed frame at component rear of ditching, is fixed with fertilizing box on rear side of the Seeding box, Earthing case is fixed on rear side of the fertilizing box, the bottom of the Seeding box is placed with several sowing openings, sets in the fertilizing box There is fertilizing mechanism and apply water-retaining agent mechanism, fertilizing mechanism includes the horizontal baffle being horizontally set in fertilizing box, under horizontal baffle Several vertical clapboards being vertically arranged are placed in the fertilizing box of side, the bottom of fertilizing box is provided with several and vertical clapboard position Corresponding discharge port, the discharge port side and vertical clapboard side, which are formed, applies water-retaining agent mouth, the vertical clapboard other side and discharging Fertilization mouth is formed between the mouth other side, horizontal baffle, fertilising chamber interior wall and vertical clapboard side form the cavity for placing water-retaining agent, Fertilizer box lid above horizontal baffle, at the top of fertilising chamber interior wall and fertilizing box forms the fertilizer chamber for placing fertilizer, and fertilizer box covers Be provided at least one feed inlet, be placed on horizontal baffle it is several be connected to fertilizer chamber fall Fei Kou, the lower section row of horizontal baffle Be furnished with several guide seats corresponding with fertile mouth is fallen, be provided on guide seat just with fertilization mouth, fall the material guide hole that fertile mouth is connected to, guide The bottom side of seat contradicts on fertilising chamber interior wall；In the lateral direction, the two sides of sowing opening are flushed with the two sides for opening kind of ditch portion；Shi Bao The position of aqua mouth and the position of sowing opening are corresponding, apply the region in the lateral direction of water-retaining agent mouth in sowing opening in right and left In upward region, the region of material guide hole in the lateral direction is being opened in the region of fertile ditch portion in left and right directions；The earthing case Bottom be placed with several with the corresponding earthing mouths of trench digging component, the region of each earthing mouth in the lateral direction at least covers one A trench digging component region.

In order to further increase the controllability of sowing movement, the bottom of the Seeding box is placed with several and sowing opening quantity Identical electric seed sowing mechanism, the seed inlet of feed mechanism for seed and the position of sowing opening are corresponding.

In order to further increase the controllability of fertilising movement, the horizontal baffle bottom side is also placed with several groups and falls Fei Kou Corresponding jettron component, the jettron component include be arranged in fall the two sides Fei Kou have accommodating chamber and structure it is identical Bearing seat one and bearing seat two, the guide seat is arranged in the bottom side of bearing seat one and bearing seat two, and bearing seat one includes branch Support part, the side of support portion are equipped with flexible backgauge portion, form the accommodating chamber between support portion and backgauge portion inside, prop up The other end of support part is provided with link slot, and the venthole being connected to accommodating chamber, support portion warp are provided on the corresponding support portion of link slot Link slot is connected with check valve, and the air inlet of the check valve is connected to outside, and the gas outlet of check valve through venthole and accommodates Chamber connection；Backgauge portion face setting on the bearing seat one and bearing seat two, when backgauge portion is softened, two backgauge portion coverings Fall Fei Kou；When backgauge portion is in fully retracted state, backgauge portion is outside the edge for falling fertile mouth；In this design, when not needing fertilising, To interacvity air-filling is accommodated, the backgauge portion of fertilization mouth two sides is stretched out to fertilization mouth, and backgauge portion covers fertilization mouth, and fertilization mouth is closed It closes, fertilizer can not be fallen；When needing to apply fertilizer, stopping to interacvity air-filling is accommodated, the air pressure in accommodating chamber reduces, and backgauge portion retracts, Fertilizer is fallen；When needing to be closed fertilization mouth again, again to interacvity air-filling is accommodated, backgauge portion is softened rapidly, is sticked to backgauge The fertilizer moistened in portion or the fertilizer done are ejected under the tension of backgauge portion, further increase two of face setting Leakproofness when backgauge portion is closed.

It further include aerostatic press to further speed up the retraction of backgauge portion, the delivery outlet of the aerostatic press connects several electricity The air inlet of magnet valve one, the gas outlet of the solenoid valve one connect the air inlet of two check valves in one group of jettron component, The quantity of solenoid valve one and the quantity of fertilization mouth are identical, support portion connect solenoid valve two air inlet, the solenoid valve two into Port is connected to accommodating chamber, the air inlet of the gas outlet connection air accumulator of solenoid valve two.

In order to further increase the controllability for applying water-retaining agent, the water-retaining agent mechanism that applies includes the drive being connected in outside fertilizing box Motor one is moved, has been rotatably coupled transmission shaft on the driving motor one, one end of the transmission shaft is connected to fertilizing box one The other end of side, transmission shaft is connect with the fertilizing box other side, and several swing arms, the quantity of the swing arm are placed on transmission shaft Identical with the quantity of discharge port, one end of swing arm and transmission axis connection, the other end of swing arm are rotatably coupled backgauge arm One end, the lower part of the backgauge arm is fixed with backgauge frame, in the lateral direction, each backgauge frame, backgauge arm and swing arm Position is corresponding with each position for applying water-retaining agent mouth, and the inside of the fertilizer box is equipped with sealing block, and the bottom side of the sealing block is supported Touch fertilising chamber interior wall bottom side, the two sides of sealing block in the lateral direction with apply fertilizer chamber interior wall flush, the backgauge frame with it is close The side that envelope block is oppositely arranged is equipped with sealing strip one, and sealing block is equipped with sealing strip two, and sealing strip one can be contradicted in sealing strip two On；When sealing strip one contradicts on sealing strip two, backgauge frame, sealing block, sealing strip one and sealing strip two, adjacent two it is perpendicular Straight baffle forms the individual cavity for placing water-retaining agent；Overcentre of the center of the sealing strip two in sealing strip one；Institute It states and is placed with several openable seal caps on horizontal baffle, seal cap is corresponding with the position of individual cavity；In this design, it is not required to When applying water-retaining agent mouth, the direction of action of driving motor one, transmission shaft rotation are controlled, the rotation of transmission shaft drives the pendulum of swing arm Dynamic, the swing of swing arm drives the swing of backgauge arm, and the swing of backgauge arm drives the swing of backgauge frame, when sealing strip one is pressed on When on sealing strip two, the bottom of individual cavity is closed state, and water-retaining agent is not fallen out；When needing to apply water-retaining agent, driving electricity One counteragent of machine, sealing strip two sealing strip one top and at the rear of sealing strip one, it is tight just to have started sealing strip one It is pressed on sealing strip two, sealing strip one breaks away after sealing strip two, and the water-retaining agent above sealing strip two is in sealing strip two Reaction force acts have a down dip and fall diagonally forward, guarantee that water-retaining agent can be fallen on seed.

In order to apply fertilizer with sowing and paste with realizing patch, it has been rotatably coupled on the seed manure fixed frame in front of the rotation axis Support roller, has been rotatably coupled leveling roll on the seed manure fixed frame at earthing case rear, the bottom side of the support roller and flat The bottom side of whole roller flushes, and the bottom side of support roller is lower than the lowest side 1-5cm of electric seed sowing mechanism feed mechanism for seed, the bottom side of the support roller Lower than the lowest side 1-5cm of fertilizing box.

As a further improvement of the present invention, the lowest side for opening kind of ditch portion is lower than the lowest side 2-8cm of support roller, opens Fertile ditch portion is V-shaped for opening below kind ditch portion, and the bottom for opening fertile ditch portion is lower than the bottom 2-8cm for opening kind of ditch portion；In this design, kind is opened Fertile ditch portion of opening below ditch portion is V-structure, plants the fertile ditch below ditch and fertilizer nutrient is quickly penetrated into kind of a ditch by inclined surface In the soil of lower section.

It further include the elevating mechanism for being connected in the rear end of rack of rotary cultivator to realize the lifting of seed manure fixed frame, it is described Elevating mechanism include two preceding attachment bases and rear attachment base, the fixing end of the hinged lift actuator in top of the preceding attachment base, Hingedly upper motion bar one end, the upper motion bar other end are connect with after on preceding attachment base below the fixing end of lift actuator The top of seat is hinged, motion bar one end under the lower hinge of preceding attachment base, and the other end and rear attachment base of the lower motion bar are cut with scissors It connects, the push-pull rod that can do linear reciprocating motion is connected on lift actuator, the extension end of the push-pull rod and upper motion bar are cut with scissors It connects, attachment base links together through support frame after two, and the front side of rear attachment base and seed manure fixed frame is connected；The upper activity Bar, rear attachment base, lower motion bar and preceding attachment base constitute parallelogram sturcutre.

In order to realize the trench digging of seed manure ditching knife, the top side of the seed manure fixed frame is connected with driving motor two, the drive It is connected with driving wheel on the output shaft of dynamic motor two, one end of the rotation axis is connected with driven wheel, and the driving wheel is through being driven Band is sequentially connected with driven wheel.

The method for carrying out ferti-seeding using the seeding and fertilizing earthing composite working rig, comprising the following steps:

(1) control each solenoid valve one it is electric, open aerostatic press, compressed gas is successively passed through solenoid valve one, unidirectional by aerostatic press The intercommunicating pore of valve and support portion is sent into accommodating chamber, and the air pressure in accommodating chamber is gradually increased, and struts backgauge portion, and backgauge portion is complete When strutting, backgauge portion covers fertilization mouth, seed is put into through over-discharge kind mouth by seed kind intracavitary, and using external pumping fertilizer to pump will Have sticking slurry fertilizer and extract out from storing up in fertile tank, and it is intracavitary successively through fertilizer delivering pipe and feed inlet to be delivered to fertilizer, to fertilizer It is covered in the longitudinal direction and after fertilizer depth reaches the height of needs, closes and take out fertilizer pump, fetch fertilizer delivering pipe；Control driving motor One movement, swings backgauge frame towards sealing block direction, when sealing strip one is tightly pressed against on sealing strip two, closes driving electricity Machine one opens each seal cap, is put into enough water-retaining agent in individual cavity by seal cap, closes seal cap；

(2) first seed manure fixed frame is fallen using elevating mechanism, makes ground face contact of the support roller just with field, support roller is first right Field suppression after rotary tillage is smooth, opens driving motor two, opens kind of ditch portion and opens fertile ditch portion and carries out respectively to the field after smooth It opens kind of ditch and opens fertile ditch, control each electric seed sowing mechanism and open, the seed in Seeding box falls into electric seed sowing mechanism from sowing opening Seed inlet, electric seed sowing mechanism fall into seed in kind of ditch；

(3) control solenoid valve one powers off, and compressed air is no longer passed through in the accommodating chamber of support portion, and control solenoid valve two obtains electric, appearance Intracavitary compressed air of receiving quickly enters in air accumulator, and backgauge portion retracts rapidly, and fertilizer is successively fallen Fei Kou, material guide hole and fertilising Mouth drops down onto fertile ditch；

(4) driving motor one is opened, one counteragent of driving motor is controlled, swing arm drives backgauge frame away from sealing block institute It is swung in direction, sealing strip one leaves sealing strip two, and water-retaining agent is fallen on seed from water-retaining agent mouth is applied, and is set when rotation axis turns to When fixed angle, driving motor one is closed；

(5) soil in earthing case drops down on kind of ditch and fertile ditch from earthing mouth, covers seed, water-retaining agent and fertilizer；

(6) leveling roll suppress to the field after seeding and fertilizing earthing smooth；

(7) rotary cultivator rotary tillage is complete behind the operation area of operation, and control driving motor two, all solenoid valves one obtain electric and all electronic Feed mechanism for seed power-off, control driving motor one act, and swing backgauge frame towards sealing block direction, sealing strip one is tightly pressed against When on sealing strip two, driving motor one is closed, seeding and fertilizing terminates；Otherwise, the sowing step in return step (2)；

Wherein, the sowing step in step (2), step (3), step (4), step (5) are synchronous with step (6) carries out.

Compared with prior art, the present invention is had following technical effect that in the present invention and is synchronously completed using seed manure ditching knife It opens kind of ditch and opens the movement of fertile ditch, fertile ditch is close to kind of ditch, and it is in after fertile ditch is interior that fertilizer, which is fallen into, and fertilizer penetrates into kind of a ditch lower section through overfertilization ditch Soil in, in the nutrient percolation to seed of fertilizer, be conducive to the growth of seed；The structure for realizing sowing and fertilizing functions is set It is integrated, structure is more compact；The movement of sowing and fertilising is controllable, wherein when not needing fertilising, to interacvity air-filling is accommodated, applies The backgauge portion of the two sides Fei Kou is stretched out to fertilization mouth, and backgauge portion covers fertilization mouth, and fertilization mouth closure, fertilizer can not be fallen； When needing to apply fertilizer, stop to interacvity air-filling is accommodated, the air pressure in accommodating chamber reduces, and backgauge portion retracts, and fertilizer is fallen；When needing again When being closed fertilization mouth, again to interacvity air-filling is accommodated, backgauge portion is softened rapidly, is sticked to the fertilizer moistened in backgauge portion or Fertilizer through having done is ejected under the tension of backgauge portion, further increases sealing when two backgauge portions closing of face setting Property, when not operation, fertilizer will not be to whereabouts；When not needing to apply water-retaining agent, the direction of action of driving motor one is controlled, rotation axis turns Dynamic, the rotation of rotation axis drives the swing of swing arm, and the swing of swing arm drives the swing of backgauge arm, and the swing of backgauge arm drives The swing of backgauge frame, when sealing strip one is pressed on sealing strip two, the bottom of individual cavity is closed state, and water-retaining agent will not It falls；When needing to apply water-retaining agent, one counteragent of driving motor, sealing strip two sealing strip one top and sealing The rear of item one has just started sealing strip one and has been pressed on sealing strip two, and sealing strip one breaks away after sealing strip two, in sealing strip The water-retaining agent of two tops has a down dip in the reaction force acts of sealing strip two to be fallen diagonally forward, guarantees that water-retaining agent can fall on seed On；It sows, apply water-retaining agent, fertilising movement progress synchronous with earthing work, it is high-efficient, it sows, apply water-retaining agent, fertilising and earthing work Make basic patch ground to carry out, seed and fertilizer are accurately fallen into respectively in kind of ditch and fertile ditch, guarantee the depth of sowing and fertilising；Shi Bao Aqua and fertilizing mechanism setting are integrated, and structure is more compact, and operation is simpler, and labor intensity is small, high-efficient；Pass through sowing The design of fertilizing method, sowing are applied water-retaining agent fertilising earthing work and are orderly carried out, and fertilizer is not applied on seed directly, and fertilizer is supported Divide and gradually penetrate into the soil below kind of ditch, while providing nutrient to seed growth, is conducive to the growth of seed；It will water conservation Agent is applied on seed, and the gap size formed between sealing strip one and sealing strip two is set according to the application rate of setting, with control The sowing amount of water-retaining agent provides moisture required for growing to seed, is conducive to the growth of seed；In seed, water-retaining agent and fertilizer One layer of soil is covered on material, reuses leveling roll and operation area is carried out to suppress smooth, water-retaining effect, be more conducive to the life of seed It is long；In seeding and fertilizing work when can be applied to the crop planting of stemness soil.

Detailed description of the invention

Fig. 1 is three-dimensional structure diagram one of the invention.

Fig. 2 is three-dimensional structure diagram two of the invention.

Fig. 3 is three-dimensional structure diagram three of the invention.

Fig. 4 is main view of the invention.

Fig. 5 is the top view of fertilizing box in the present invention.

Fig. 6 is the B-B direction view in Fig. 5.

Fig. 7 is the C-C direction view in Fig. 5.

Fig. 8 is the three-dimensional structure diagram of fertilizing mechanism in the present invention.

Fig. 9 is that fertilizing mechanism hides the three-dimensional structure diagram after guide seat in the present invention.

Figure 10 is the partial enlarged view in Fig. 2 at A.

Figure 11 is the structural schematic diagram that bearing seat one is connected with check valve in the present invention.

Structural schematic diagram when Figure 12 is Pneumatic assembly closure in the present invention.

Figure 13 is the connection schematic diagram of gas circuit structure in the present invention.

Figure 14 is the structural schematic diagram in the cave Zhong Gou of the present invention.

Figure 15 is the partial enlarged view in Fig. 4 at D.

Wherein, 1 fertilizing box, 2 Seeding boxs, 3 trench digging components, 301 open fertile ditch portion, and 302 open kind of a ditch portion, 4 seed manure fixed frames, and 5 Elevating mechanism, 501 support frames, motion bar on 502,503 lower motion bars, attachment base before 504,505 lift actuators, 506 push-and-pulls Bar, attachment base after 507,6 support rollers, 7 transmission belts, 8 driving wheels, 9 driving motors two, 10 kinds of case lids, 11 fertilizer box lids, 12 is electronic Feed mechanism for seed, 13 discharge ports, 1301 apply water-retaining agent mouth, and 1302 fertilization mouthes, 14 fertilizing mechanisms, 1401 horizontal baffles, 1402 fall Fei Kou, 1403 material guide holes, 1404 bearing seats one, 1404a support portion, 1404b backgauge portion, 1405 guide seats, 1406 bearing seats two, 1407 Check valve, 1408 link slots, 1409 accommodating chambers, 1410 ventholes, 15 driven wheels, 16 sowing openings, 17 vertical clapboards, 18 apply water conservation Agent mechanism, 1801 backgauge framves, 1802 backgauge arms, 1803 swing arms, 1804 transmission shafts, 1805 driving motors one, 1806 sealing strips Two, 1807 sealing strips one, 1808 backgauge framves, 1809 individual cavities, 1810 sealing blocks, 19 solenoid valves one, 20 aerostatic presses, 21 electromagnetism Valve two, 22 air accumulators, 23 fertile ditches, 24 kinds of ditches, 25 leveling rolls, 26 earthing casees, 27 earthing mouths, 28 rotation axis.

Specific embodiment

Invention is further explained with reference to the accompanying drawing.

A kind of seeding and fertilizing earthing composite working rig as shown in Fig. 1 ~ 15, including liftable seed manure fixed frame 4, seed manure The front of fixed frame 4 has been rotatably coupled rotation axis 28, and the specific structure for realizing that rotation axis 28 rotates is seed manure fixed frame 4 Top side be connected with driving motor 29, be connected with driving wheel 8 on the output shaft of driving motor 29, one end connection of rotation axis 28 There is driven wheel 15, driving wheel 8 is sequentially connected through transmission belt 7 and driven wheel 15；Several groups trench digging component is placed in rotation axis 28 3, trench digging component 3 is opened kind of ditch portion 302 and is opened fertile ditch portion 301 and formed, open kind of ditch portion 302 and open fertile ditch portion 301 by spaced Spacing be 8-12cm, be fixed with Seeding box 2 on the seed manure fixed frame 4 at 3 rear of component of ditching, the top side of Seeding box 2 is that can open The kind case lid 10 of pass, the rear side of Seeding box 2 are fixed with fertilizing box 1, and the rear side of fertilizing box 1 is fixed with earthing case 26, Seeding box 2 Bottom is placed with several sowing openings 16, and fertilizing mechanism 14 is equipped in fertilizing box 1 and applies water-retaining agent mechanism 18, fertilizing mechanism 14 includes The horizontal baffle 1401 being horizontally set in fertilizing box 1 is placed in the fertilizing box 1 of the downside of horizontal baffle 1401 and several sets vertically The vertical clapboard 17 set, the bottom of fertilizing box 1 are provided with several discharge ports 13 corresponding with 17 position of vertical clapboard, discharge port 13 Side and 17 side of vertical clapboard, which are formed, applies water-retaining agent mouth 1301, shape between 13 other side of 17 other side of vertical clapboard and discharge port At fertilization mouth 1302, horizontal baffle 1401,1 inner wall of fertilizing box and 17 side of vertical clapboard form the cavity for placing water-retaining agent, water The fertilizer box lid 11 at 1 top of 1401 top of flat partition board, 1 inner wall of fertilizing box and fertilizing box forms the fertilizer chamber for placing fertilizer, fertilizer At least one feed inlet is provided on case lid 11, be placed on horizontal baffle 1401 it is several be connected to fertilizer chamber fall fertile mouth 1402, The routed underneath of horizontal baffle 1401 has several guide seats 1405 corresponding with fertile mouth 1402 is fallen, and is provided with just on guide seat 1405 With fertilization mouth 1302, fall the material guide hole 1403 that fertile mouth 1402 is connected to, the bottom side of guide seat 1405 contradicts on 1 inner wall of fertilizing box； In the lateral direction, the two sides of sowing opening 16 are flushed with the two sides for opening kind of ditch portion 302；Apply position and the sowing of water-retaining agent mouth 1301 The position of mouth 16 is corresponding, applies region of the region in the lateral direction of water-retaining agent mouth 1301 in sowing opening 16 in the lateral direction Interior, the region of material guide hole 1403 in the lateral direction is being opened in the region of fertile ditch portion 301 in left and right directions；The bottom of earthing case 26 Several earthing mouths 27 corresponding with trench digging component 3 are placed with, the region of each earthing mouth 27 in the lateral direction at least covers one A 3 region of trench digging component；Support roller 6, earthing case 26 have been rotatably coupled on the seed manure fixed frame 4 in 28 front of rotation axis Leveling roll 25 has been rotatably coupled on the seed manure fixed frame 4 at rear, the bottom side of support roller 6 is flushed with the bottom side of leveling roll 25, The bottom side of support roller 6 is lower than the lowest side 5cm of 12 feed mechanism for seed of electric seed sowing mechanism, and the bottom side of support roller 6 is minimum lower than fertilizing box 1 Side 3cm；The lowest side for opening kind of ditch portion 302 is lower than the lowest side 8cm of support roller 6, and that opens 302 lower section of kind of ditch portion opens fertile ditch portion 301 V-shaped, the bottom for opening fertile ditch portion 301 is lower than the bottom 4cm for opening kind of ditch portion 302.

In order to further increase the controllability of sowing movement, the bottom of Seeding box 2 is placed with several and 16 quantity of sowing opening The seed inlet of identical electric seed sowing mechanism 12, feed mechanism for seed is corresponding with the position of sowing opening 16.

In order to further increase the controllability of fertilising movement, 1401 bottom side of horizontal baffle is also placed with several groups and falls Fei Kou 1402 corresponding jettron components, jettron component include be arranged in fall fertile 1402 two sides of mouth have accommodating chamber 1409 and The identical bearing seat 1 of structure and bearing seat 2 1406, guide seat 1405 are arranged in bearing seat 1 and bearing seat two 1406 bottom side, bearing seat 1 include support portion 1404a, and the side of support portion 1404a is equipped with flexible backgauge portion Accommodating chamber 1409 is formed between 1404b, support portion 1404a and the inside backgauge portion 1404b, the other end of support portion 1404a is provided with Link slot 1408 is provided with the venthole 1410 being connected to accommodating chamber 1409 on the corresponding support portion 1404a of link slot 1408, supports Portion 1404a is connected with check valve 1407 through link slot 1408, and the air inlet of check valve 1407 is connected to outside, check valve 1407 Gas outlet is connected to through venthole 1410 with accommodating chamber 1409；Backgauge portion 1404b on bearing seat 1 and bearing seat 2 1406 Face setting, when backgauge portion 1404b is softened, two backgauge portion 1404b coverings fall fertile mouth 1402；Backgauge portion 1404b has been in When full retracted mode, backgauge portion 1404b is outside the edge for falling fertile mouth 1402.

It further include aerostatic press 20 to further speed up the retraction of backgauge portion 1404b, if the delivery outlet of aerostatic press 20 connects The air inlet of dry solenoid valve 1, the gas outlet of solenoid valve 1 connect in one group of jettron component two check valves 1407 The quantity of air inlet, solenoid valve 1 is identical as the quantity of fertilization mouth 1302, the air inlet of support portion 1404a connection solenoid valve 2 21 Mouthful, the air inlet of solenoid valve 2 21 is connected to accommodating chamber 1409, the air inlet of the gas outlet connection air accumulator 22 of solenoid valve 2 21.

In order to further increase the controllability for applying water-retaining agent, applying water-retaining agent mechanism 18 includes the drive being connected in outside fertilizing box 1 Motor 1 is moved, has been rotatably coupled transmission shaft 1804 on driving motor 1, one end of transmission shaft 1804 is connected to The other end of 1 side of fertilizing box, transmission shaft 1804 is connect with 1 other side of fertilizing box, and several swings are placed on transmission shaft 1804 Arm 1803, the quantity of swing arm 1803 is identical with the quantity of discharge port 13, and one end of swing arm 1803 is connect with transmission shaft 1804, The other end of swing arm 1803 is rotatably coupled one end of backgauge arm 1802, and the lower part of backgauge arm 1802 is fixed with backgauge frame 18081801, in the lateral direction, the position of each backgauge frame 18081801, backgauge arm 1802 and swing arm 1803 is applied with each The position of water-retaining agent mouth 1301 is corresponding, and the inside of fertilizer box is equipped with sealing block 1810, and the bottom side of sealing block 1810, which contradicts, is applying fertilizer The bottom side of 1 inner wall of case, the two sides of sealing block 1810 in the lateral direction are flushed with 1 inner wall of fertilizing box, backgauge frame 18081801 with The side that sealing block 1810 is oppositely arranged is equipped with sealing strip 1, and sealing block 1810 is equipped with sealing strip 2 1806, sealing strip One 1807 can contradict on sealing strip 2 1806；When sealing strip 1 contradicts on sealing strip 2 1806, backgauge frame 18081801, sealing block 1810, sealing strip 1 and sealing strip 2 1806, two adjacent vertical clapboards 17 are formed for putting Set the individual cavity 1809 of water-retaining agent；Overcentre of the center of sealing strip 2 1806 in sealing strip 1；Horizontal baffle Several openable seal caps are placed on 1401, seal cap is corresponding with the position of individual cavity 1809.

Further include the elevating mechanism 5 for the rear end of rack for being connected in rotary cultivator to realize the lifting of seed manure fixed frame 4, rises Descending mechanism 5 includes two preceding attachment bases 504 and rear attachment base 507, the hinged lift actuator 505 in the top of preceding attachment base 504 Fixing end, hinged upper 502 one end of motion bar on the preceding attachment base 504 below the fixing end of lift actuator 505, upper motion bar The top of 502 other ends and rear attachment base 507 is hinged, 503 one end of motion bar under the lower hinge of preceding attachment base 504, lower activity The other end of bar 503 and rear attachment base 507 are hinged, and the push-pull rod that can do linear reciprocating motion is connected on lift actuator 505 506, the extension end of push-pull rod 506 and upper motion bar 502 are hinged, and attachment base 507 links together through support frame 501 after two, The front side of attachment base 507 and seed manure fixed frame 4 is connected afterwards；Upper motion bar 502, rear attachment base 507, lower motion bar 503 and preceding company Joint chair 504 constitutes parallelogram sturcutre.

The method for carrying out ferti-seeding using seeding and fertilizing earthing composite working rig, comprising the following steps:

(1) each solenoid valve 1 of control obtains electric, opens aerostatic press 20, and compressed gas is successively passed through solenoid valve one by aerostatic press 20 19, the intercommunicating pore of check valve 1407 and support portion 1404a are sent into accommodating chamber 1409, and the air pressure in accommodating chamber 1409 gradually increases Greatly, strut backgauge portion 1404b, when backgauge portion 1404b is strutted completely, backgauge portion 1404b covers fertilization mouth 1302, by seed Seed is put into through over-discharge kind mouth kind intracavitary, will have sticking slurry fertilizer using external pumping fertilizer pump and take out from storing up in fertile tank Out, and successively it is intracavitary fertilizer to be delivered to through fertilizer delivering pipe and feed inlet, is covered in the longitudinal direction to fertilizer and fertilizer depth reaches After the height needed, closes and take out fertilizer pump, fetch fertilizer delivering pipe；It controls driving motor 1 to act, makes 18081801 court of backgauge frame 1810 direction of sealing block swing, when sealing strip 1 is tightly pressed against on sealing strip 2 1806, close driving motor one 1805, each seal cap is opened, enough water-retaining agent is put into individual cavity 1809 by seal cap, closes seal cap；

(2) first seed manure fixed frame 4 is fallen using elevating mechanism 5, makes ground face contact of the support roller 6 just with field, support roller 6 It is first smooth to the field suppression after rotary tillage, driving motor 29 is opened, kind of ditch portion 302 is opened and opens fertile ditch portion 301 respectively to after smooth Field carry out out kind of ditch 24 and opening fertile ditch 23, control each electric seed sowing mechanism 12 and open, the seed in Seeding box 2 is from sowing opening 16 fall into the seed inlet of electric seed sowing mechanism 12, and electric seed sowing mechanism 12 falls into seed in kind of ditch 24；

(3) control solenoid valve 1 powers off, and compressed air is no longer passed through in the accommodating chamber 1409 of support portion 1404a, controls electromagnetism Valve 2 21 must be electric, and the compressed air in accommodating chamber 1409 quickly enters in air accumulator 22, and backgauge portion 1404b is retracted rapidly, fertilizer Fertile mouth 1402, material guide hole 1403 and fertilization mouth 1302 is successively fallen to drop down onto fertile ditch 23；

(4) driving motor 1 is opened, one 1805 counteragent of driving motor is controlled, swing arm 1803 drives backgauge frame 18081801 swing away from 1810 direction of sealing block, and sealing strip 1 leaves sealing strip 2 1806, water-retaining agent from It applies water-retaining agent mouth 1301 to fall on seed, when rotation axis 28 turns to the angle of setting, driving motor 1 is closed；

(5) soil in earthing case 26 drops down on kind of ditch 24 and fertile ditch 23 from earthing mouth 27, covers seed, water-retaining agent and fertilizer；

(6) leveling roll 25 suppress to the field after seeding and fertilizing earthing smooth；

(7) rotary cultivator rotary tillage is complete behind the operation area of operation, and control driving motor 29, all solenoid valves 1 obtain electric and all Electric seed sowing mechanism 12 powers off, and control driving motor 1 acts, and makes backgauge frame 18081801 towards 1810 place side of sealing block To swing, when sealing strip 1 is tightly pressed against on sealing strip 2 1806, driving motor 1 is closed, seeding and fertilizing terminates； Otherwise, the sowing step in return step (2)；

Wherein, the sowing step in step (2), step (3), step (4), step (5) are synchronous with step (6) carries out.

In the present embodiment, lift actuator 505 is preferably hydraulic cylinder；Rotary cultivator is equipped with control hydraulic cylinder movement Hydraulic system；In addition, the connection in gas circuit uses the piping connection of the prior art, in any figure of Fig. 1-Figure 12 or Figure 14 or figure It is not provided in 15 and is related to the connection structure diagram of pipeline, the structural schematic diagram of air circuit connection is given in Figure 13, so as to public affairs Main joint solution；Controller is provided in driver's cabin, controller is used to control solenoid valve 1, solenoid valve 2 21, aerostatic press 20 and electricity The switch of dynamic feed mechanism for seed 12, the movement through pneumatic system control linear actuator, and pass through HYDRAULIC CONTROL SYSTEM hydraulic cylinder Movement.

Wherein, when being declined seed manure fixed frame 4 using elevating mechanism 5, specific movement is that control hydraulic cylinder movement makes Push-pull rod 506 stretches out, and push-pull rod 506 pushes upper motion bar 502 to rotate down, and attachment base 507 is under after upper motion bar 502 drives Motion bar 503 rotates down, and rear attachment base 507 drives seed manure fixed frame 4 to rotate down, when support roller 6 when being contacted with ground, liquid Compressing cylinder stopping movement；After seeding and fertilizing, hydraulic cylinder counteragent is controlled, support roller 6 is made to lift off ground.

Compared with prior art, the present invention is had following technical effect that in the present invention and is synchronously completed using seed manure ditching knife It opens kind of ditch 24 and opens the movement of fertile ditch 23, fertile ditch 23 is close to kind of ditch 24, and it is in after fertile ditch 23 is interior that fertilizer, which is fallen into, and fertilizer is through overfertilization ditch 23 It penetrates into the soil of 24 lower section of kind of ditch, in the nutrient percolation to seed of fertilizer, is conducive to the growth of seed；It will realize sowing and apply The structure of fertile function can be integrated, and structure is more compact；The movement of sowing and fertilising is controllable, wherein when not needing fertilising, Xiang Rong The interior inflation of chamber 1409 of receiving, the backgauge portion 1404b of 1302 two sides of fertilization mouth are stretched out to fertilization mouth 1302, and backgauge portion 1404b will be applied Fertile mouth 1302 covers, and fertilization mouth 1302 is closed, and fertilizer can not be fallen；When needing to apply fertilizer, stop inflating into accommodating chamber 1409, Air pressure in accommodating chamber 1409 reduces, and backgauge portion 1404b is retracted, and fertilizer is fallen；When needing to be closed fertilization mouth 1302 again, then Secondary to inflate into accommodating chamber 1409, backgauge portion 1404b is softened rapidly, is sticked to the fertilizer or moistened on backgauge portion 1404b The fertilizer done is ejected under the tension of backgauge portion 1404b, further increases two backgauge portion 1404b closing of face setting When leakproofness, when not operation, fertilizer will not be to whereabouts；When not needing to apply water-retaining agent, the movement of driving motor 1 is controlled Direction, rotation axis 28 rotate, and the rotation of rotation axis 28 drives the swing of swing arm 1803, and the swing of swing arm 1803 drives backgauge The swing of arm 1802, backgauge arm 1802 swing drive backgauge frame 18081801 swing, when sealing strip 1 be pressed on it is close When on strip of paper used for sealing 2 1806, the bottom of individual cavity 1809 is closed state, and water-retaining agent is not fallen out；When needing to apply water-retaining agent, One 1805 counteragent of driving motor, sealing strip 2 1806 sealing strip 1 top and in sealing strip 1 Rear has just started sealing strip 1 and has been pressed on sealing strip 2 1806, and sealing strip 1 breaks away sealing strip 2 1806 Afterwards, the water-retaining agent above sealing strip 2 1806 has a down dip in the reaction force acts of sealing strip 2 1806 and falls diagonally forward, guarantees Water-retaining agent can be fallen on seed；It sows, apply water-retaining agent, fertilising movement progress synchronous with earthing work, it is high-efficient, it sows, apply Water-retaining agent, fertilising and the basic patch ground of earthing work carry out, and seed and fertilizer are accurately fallen into respectively in kind of ditch 24 and fertile ditch 23, are protected The depth of card sowing and fertilising；It applies water-retaining agent and the setting of fertilizing mechanism 14 is integrated, structure is more compact, and operation is simpler, Labor intensity is small, high-efficient；By the design of seeding and fertilizing method, sowing is applied water-retaining agent fertilising earthing work and is orderly carried out, fertilizer Material is not applied on seed directly, and the nutrient of fertilizer gradually penetrates into the soil of 24 lower section of kind of ditch, provides nutrient to seed growth While, be conducive to the growth of seed；Water-retaining agent is applied on seed, one 1807 He of sealing strip is set according to the application rate of setting The gap size formed between sealing strip 2 1806 provides water required for growing to seed to control the sowing amount of water-retaining agent Point, be conducive to the growth of seed；Upper one layer of soil is covered on seed, water-retaining agent and fertilizer, reuses leveling roll 25 to operation area It carries out suppressing smooth, water-retaining effect, is more conducive to the growth of seed；Broadcasting when can be applied to the crop planting of stemness soil In kind fertilising work.

The present invention is not limited to the above embodiments, on the basis of technical solution disclosed by the invention, the skill of this field For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing creative labor A little replacements and deformation, these replacements and deformation are within the scope of the invention.

Claims (10)

1. a kind of seeding and fertilizing earthing composite working rig, which is characterized in that including liftable seed manure fixed frame, the seed manure is solid The front for determining frame has been rotatably coupled rotation axis, and several groups trench digging component, the trench digging component are placed in the rotation axis It is opened kind of ditch portion by spaced and is opened fertile ditch portion and form, opening kind of ditch portion and opening the spacing of fertile ditch portion is 8-12cm, component of ditching It is fixed with Seeding box on the seed manure fixed frame at rear, fertilizing box, the rear side of the fertilizing box are fixed on rear side of the Seeding box It is fixed with earthing case, the bottom of the Seeding box is placed with several sowing openings, is equipped with fertilizing mechanism and Shi Bao in the fertilizing box Aqua mechanism, fertilizing mechanism include the horizontal baffle being horizontally set in fertilizing box, arrangement in the fertilizing box on the downside of horizontal baffle There are several vertical clapboards being vertically arranged, the bottom of fertilizing box is provided with several discharge ports corresponding with vertical clapboard position, institute It states discharge port side and vertical clapboard side to be formed and apply water-retaining agent mouth, be formed between the vertical clapboard other side and the discharge port other side Fertilization mouth, horizontal baffle, fertilising chamber interior wall and vertical clapboard side form the cavity for placing water-retaining agent, and horizontal baffle top is applied Fertilizer box lid at the top of fertilizer box inner wall and fertilizing box forms the fertilizer chamber for placing fertilizer, and fertilizer box, which covers, is provided at least one charging Mouthful, be placed on horizontal baffle it is several be connected to fertilizer chamber fall Fei Kou, the routed underneath of horizontal baffle has several and falls Fei Kou Corresponding guide seat, be provided on guide seat just with fertilization mouth, fall the material guide hole that fertile mouth is connected to, the bottom side of guide seat, which contradicts, is applying On fertilizer box inner wall；In the lateral direction, the two sides of sowing opening are flushed with the two sides for opening kind of ditch portion；It applies the position of water-retaining agent mouth and broadcasts The position of kind of mouth is corresponding, applies the region in the lateral direction of water-retaining agent mouth in sowing opening region in the lateral direction, leads It is opening in the region of fertile ditch portion in left and right directions in the region of material hole in the lateral direction；The bottom of the earthing case is placed with several Earthing mouth corresponding with trench digging component, the region of each earthing mouth in the lateral direction at least covers a trench digging component location Domain.

2. a kind of seeding and fertilizing earthing composite working rig according to claim 1, which is characterized in that the bottom of the Seeding box Portion is placed with several electric seed sowing mechanisms identical with sowing opening quantity, and the seed inlet of feed mechanism for seed and the position of sowing opening are corresponding.

3. a kind of seeding and fertilizing earthing composite working rig according to claim 2, which is characterized in that the horizontal baffle bottom Side is also placed with several groups jettron component corresponding with fertile mouth is fallen, and the jettron component includes that setting is falling fertile mouth two Side has accommodating chamber and the identical bearing seat one of structure and bearing seat two, and the guide seat is arranged in bearing seat one and bearing seat Two bottom side, bearing seat one include support portion, and the side of support portion is equipped with flexible backgauge portion, in support portion and backgauge portion The accommodating chamber is formed between side, the other end of support portion is provided with link slot, is provided with and accommodates on the corresponding support portion of link slot The venthole of chamber connection, support portion are connected with check valve through link slot, and the air inlet of the check valve is connected to outside, check valve Gas outlet be connected to through venthole with accommodating chamber；Backgauge portion face setting on the bearing seat one and bearing seat two, backgauge portion When being softened, two backgauge portion coverings fall Fei Kou；When backgauge portion is in fully retracted state, backgauge portion is at the edge for falling fertile mouth Outside.

4. a kind of seeding and fertilizing earthing composite working rig according to claim 3, which is characterized in that it further include aerostatic press, The delivery outlet of the aerostatic press connects the air inlet of several solenoid valves one, and the gas outlet of the solenoid valve one connects one group and pneumatically opens The air inlet of two check valves in component is closed, the quantity of solenoid valve one and the quantity of fertilization mouth are identical, and support portion connects solenoid valve The air inlet of two air inlet, the solenoid valve two is connected to accommodating chamber, the air inlet of the gas outlet connection air accumulator of solenoid valve two Mouthful.

5. a kind of seeding and fertilizing earthing composite working rig according to claim 1, which is characterized in that described to apply water-retaining agent machine Structure includes the driving motor one being connected in outside fertilizing box, and transmission shaft, the biography have been rotatably coupled on the driving motor one One end of moving axis is connected to fertilizing box side, and the other end of transmission shaft is connect with the fertilizing box other side, if being placed on transmission shaft Dry swing arm, the quantity of the swing arm and the quantity of discharge port are identical, one end of swing arm and rotation axis connection, swing arm The other end is rotatably coupled one end of backgauge arm, and the lower part of the backgauge arm is fixed with backgauge frame, in the lateral direction, each The position of backgauge frame, backgauge arm and swing arm is corresponding with each position for applying water-retaining agent mouth, and the inside of the fertilizer box is equipped with close Seal block, the bottom side of the sealing block is contradicted in the bottom side of fertilising chamber interior wall, sealing block two sides in the lateral direction and fertilizing box Inner wall flushes, and the side that the backgauge frame and sealing block are oppositely arranged is equipped with sealing strip one, and sealing block is equipped with sealing strip two, close Strip of paper used for sealing one can contradict on sealing strip two；When sealing strip one contradicts on sealing strip two, backgauge frame, sealing block, sealing strip one The individual cavity for placing water-retaining agent is formed with sealing strip two, two adjacent vertical clapboards；The center of the sealing strip two In the overcentre of sealing strip one；Several openable seal caps, seal cap and individual cavity are placed on the horizontal baffle Position it is corresponding.

6. according to a kind of described in any item seeding and fertilizing earthing composite working rigs of claim 2~5, which is characterized in that described It has been rotatably coupled support roller on seed manure fixed frame in front of rotation axis, can turn on the seed manure fixed frame at earthing case rear It is connected with leveling roll dynamicly, the bottom side of the support roller is flushed with the bottom side of leveling roll, and the bottom side of support roller is lower than electric feed The lowest side 1-5cm of device feed mechanism for seed, the bottom side of the support roller are lower than the lowest side 1-5cm of fertilizing box.

7. a kind of seeding and fertilizing earthing composite working rig according to claim 6, which is characterized in that kind of the ditch portion of opening Lowest side is lower than the lowest side 2-8cm of support roller, and opening opening below kind of ditch portion, fertile ditch portion is V-shaped, and the bottom for opening fertile ditch portion is lower than Open the bottom 2-8cm of kind of ditch portion.

8. described in any item a kind of seeding and fertilizing earthing composite working rigs according to claim 1~5, which is characterized in that also wrap The elevating mechanism for being connected in the rear end of rack of rotary cultivator is included, the elevating mechanism includes two preceding attachment bases and rear attachment base, institute The fixing end of the hinged lift actuator in top of attachment base before stating, it is hinged on the preceding attachment base below the fixing end of lift actuator The top of upper motion bar one end, the upper motion bar other end and rear attachment base is hinged, movable under the lower hinge of preceding attachment base Bar one end, the other end and rear attachment base of the lower motion bar are hinged, and linear reciprocating motion can be done by being connected on lift actuator Push-pull rod, the extension end of the push-pull rod and upper motion bar are hinged, and attachment base links together through support frame after two, after connect The front side of joint chair and seed manure fixed frame is connected；The upper motion bar, rear attachment base, lower motion bar and preceding attachment base composition parallel four Side shape structure.

9. described in any item a kind of seeding and fertilizing earthing composite working rigs according to claim 1~5, which is characterized in that described The top side of seed manure fixed frame is connected with driving motor two, and driving wheel, the rotation are connected on the output shaft of the driving motor One end of axis is connected with driven wheel, and the driving wheel is sequentially connected through transmission belt and driven wheel.

10. the method for carrying out ferti-seeding using the seeding and fertilizing earthing composite working rig, which is characterized in that including following step It is rapid:

(1) control each solenoid valve one it is electric, open aerostatic press, compressed gas is successively passed through solenoid valve one, unidirectional by aerostatic press The intercommunicating pore of valve and support portion is sent into accommodating chamber, and the air pressure in accommodating chamber is gradually increased, and struts backgauge portion, and backgauge portion is complete When strutting, backgauge portion covers fertilization mouth, seed is put into through over-discharge kind mouth by seed kind intracavitary, and using external pumping fertilizer to pump will Have sticking slurry fertilizer and extract out from storing up in fertile tank, and it is intracavitary successively through fertilizer delivering pipe and feed inlet to be delivered to fertilizer, to fertilizer It is covered in the longitudinal direction and after fertilizer depth reaches the height of needs, closes and take out fertilizer pump, fetch fertilizer delivering pipe；Control driving motor One movement, swings backgauge frame towards sealing block direction, when sealing strip one is tightly pressed against on sealing strip two, closes driving electricity Machine one opens each seal cap, is put into enough water-retaining agent in individual cavity by seal cap, closes seal cap；

(2) first seed manure fixed frame is fallen using elevating mechanism, makes ground face contact of the support roller just with field, support roller is first right Field suppression after rotary tillage is smooth, opens driving motor two, opens kind of ditch portion and opens fertile ditch portion and carries out respectively to the field after smooth It opens kind of ditch and opens fertile ditch, control each electric seed sowing mechanism and open, the seed in Seeding box falls into electric seed sowing mechanism from sowing opening Seed inlet, electric seed sowing mechanism fall into seed in kind of ditch；

(3) control solenoid valve one powers off, and compressed air is no longer passed through in the accommodating chamber of support portion, and control solenoid valve two obtains electric, appearance Intracavitary compressed air of receiving quickly enters in air accumulator, and backgauge portion retracts rapidly, and fertilizer is successively fallen Fei Kou, material guide hole and fertilising Mouth drops down onto fertile ditch；

(4) driving motor one is opened, one counteragent of driving motor is controlled, swing arm drives backgauge frame away from sealing block institute It is swung in direction, sealing strip one leaves sealing strip two, and water-retaining agent is fallen on seed from water-retaining agent mouth is applied, and is set when rotation axis turns to When fixed angle, driving motor one is closed；

(5) soil in earthing case drops down on kind of ditch and fertile ditch from earthing mouth, covers seed, water-retaining agent and fertilizer；

(6) leveling roll suppress to the field after seeding and fertilizing earthing smooth；

(7) rotary cultivator rotary tillage is complete behind the operation area of operation, and control driving motor two, all solenoid valves one obtain electric and all electronic Feed mechanism for seed power-off, control driving motor one act, and swing backgauge frame towards sealing block direction, sealing strip one is tightly pressed against When on sealing strip two, driving motor one is closed, seeding and fertilizing terminates；Otherwise, the sowing step in return step (2)；

Wherein, the sowing step in step (2), step (3), step (4), step (5) are synchronous with step (6) carries out.