CN108243672A

CN108243672A - Agricultural interval adjustable automatic planter

Info

Publication number: CN108243672A
Application number: CN201711368553.2A
Authority: CN
Inventors: 周爽
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2018-07-06

Abstract

The invention discloses a kind of agricultural interval adjustable automatic planter, including：Towing carriage and multiple automatic sowing modules；Automatic sowing module includes sliding rack and the component of hoing the fields, material storing box and the sowing assembly that are arranged on the sliding rack, component of hoing the fields includes pedestal, four-bar linkage and hoe, and sowing assembly includes braced frame, cast feeder, guiding mechanism and multiple sowing mechanisms；Cast feeder includes two moving blocks and the lazy-tongs for controlling two moving block synchronous backward rotations；Guiding mechanism includes annular guide groove, and annular guide groove includes horizontal guide grooves portion and the spill channel guide section to lower recess；Sowing mechanism is including transport tube, sliding seat, bury cone and guide plate.It realizes the manufacture cost for reducing agricultural interval adjustable automatic planter and improves use reliability.

Description

Agricultural interval adjustable automatic planter

Technical field

The present invention relates to agricultural machinery more particularly to a kind of agricultural interval adjustable automatic planters.

Background technology

The plantation of agricultural plant automates implanted device quilt generally by manually carrying out, and with the popularization of mechanized equipment It is widely used, such as：Potato, peanut, garlic, corn, beans etc. may be used automatic sowing equipment and sowed.It is Chinese special Profit number 2012100985697,2014105842186,2015204694030 discloses related implanted device.And actually make With in the process, the maximum technical barrier of seeder is in the soil for how to bury seed required depth, disclosed in above-mentioned patent Although technical solution can realize automatic sowing, it can not be accurately controlled there are seed burying depth so that seed survives Rate relatively low the problem of causing planting effect poor, also, seeding head is frequently inserted into depth of soils due to needing, and easily damages Bad, the reliability for leading to whole equipment is relatively low.How to design that a kind of plantation efficiency and effect are high and that use reliability is high is agricultural Interval adjustable automatic planter is the technical problems to be solved by the invention.

Invention content

The technical problems to be solved by the invention are：A kind of agricultural interval adjustable automatic planter is provided, realizes and improves The plantation efficiency and planting effect of agricultural seeder equipment, and improve use reliability.

Technical solution provided by the invention is a kind of agricultural interval adjustable automatic planter, including：Towing carriage and multiple Automatic sowing module；The one end of the towing carriage is provided with rotatable leading screw, is additionally provided with to drive on the towing carriage The motor of the leading screw rotation is moved, multiple spacing tune with automatic sowing module cooperation are additionally provided on the towing carriage Component is saved, the spacing adjusting part is used to coordinate the automatic sowing module movement is driven to adjust spacing with the leading screw； The automatic sowing module includes sliding rack and the component of hoing the fields, material storing box and the sowing assembly that are arranged on the sliding rack, The sliding rack is slidably disposed on the towing carriage；The component of hoing the fields includes pedestal, four-bar linkage and hoe, The pedestal is arranged on the front end of the sliding rack, and the four-bar linkage is mounted on the pedestal, the hoe It is arranged on the connecting rod of the four-bar linkage；The bottom of the material storing box is provided with discharge port；The sowing assembly includes Braced frame, cast feeder, guiding mechanism and multiple sowing mechanisms, the braced frame are fixed on the sliding rack；The throwing Glassware is located at the lower section of the discharge port, and the cast feeder includes two moving blocks, and two moving blocks are positioned opposite and turn It is dynamic to be mounted in the braced frame, conical socket is provided on the opposite face of two moving blocks, two tapers are recessed Slot is formed after merging for receiving the funnel structure that seed is conveyed from the discharge port, wherein the bottom of a moving block is set The extension extended downwardly is equipped with, the extension is used to be collided by the sowing mechanism and two moving blocks is driven to turn Dynamic, the cast feeder further includes the lazy-tongs for controlling two moving block synchronous backward rotations；The guiding mechanism The lower part of the braced frame is arranged on, the guiding mechanism includes annular guide groove, and the annular guide groove is led including level Groove portion and the spill channel guide section to lower recess；The sowing mechanism is including transport tube, sliding seat, bury cone and guide plate, described Sliding seat can be slided up and down relative to the transport tube, and lead is additionally provided on the sliding seat, and the lead slip is set It puts on the annular guide groove, the cone that buries includes two half-cone cases positioned opposite, two half-cone covers Shell is spindle rotationally arranged in the both sides of the sliding seat, and guide chute is additionally provided on the outer wall of the half-cone case, described Guide chute includes the vertical chute and arc chute that link together, and the guide plate is fixed on the transport tube, described There are two guide pad, the guide pad is inserted in the corresponding guide chute to control two described half for setting on guide plate Taper case is opened and closed；Wherein, in the case where two half-cone cases are in closed state, the taper of burying is closed into lower end The taper barrel structure of end opening, the lower end of the transport tube are inserted in the taper barrel structure；It is additionally provided on the sliding rack Driving mechanism, the driving mechanism is for driving the transport tube to be moved around the annular guide groove, and the driving mechanism is also For the crank of the four-bar linkage to be driven to rotate.

Further, be provided with drive sprocket and driven sprocket in the braced frame, the drive sprocket and it is described from Chain is provided between movable sprocket, the transport tube is arranged on the chain, and the driving mechanism includes the first motor, described First motor is sequentially connected with the drive sprocket.

Further, the component of hoing the fields further includes gearshift adjustment component, and the gearshift adjustment component is inputted including power Axis and acceleration size adjusting part, the power input shaft are rotatably mounted on the pedestal；It is described to accelerate big minor adjustment Component includes the first mounting bracket, the first motor, leading screw, eccentric mounting, H-type mounting bracket, the first pivoted arm, the second pivoted arm and axle sleeve, institute It states the first motor to be arranged on first mounting bracket and connect with the lead screw transmission, the leading screw is spindle rotationally arranged in institute It states on the first mounting bracket, the eccentric mounting is slidably arranged on first mounting bracket, and threaded hole is offered on the eccentric mounting, The threads of lead screw is connected in the threaded hole, and the H-type mounting bracket is spindle rotationally arranged on the eccentric mounting, the axis Be sleeved on the power input shaft, the first pivoted arm one end is arranged on the axle sleeve, first pivoted arm it is another End is slidably arranged in the sliding slot that the H-type mounting bracket is formed, and it is defeated that the second pivoted arm one end is arranged on the power Enter on axis, the other end of second pivoted arm is slidably arranged in another sliding slot that the H-type mounting bracket is formed, the axle sleeve It is connect with the crank gearing；The driving mechanism includes the second motor, and second motor is driven with the power input shaft Connection.

Further, gearshift adjustment component further includes angular adjustment component, and the angular adjustment component includes the second installation Frame, the second motor, worm screw and turbine, second mounting bracket are fixed on the pedestal, are provided on second mounting bracket Circular hole, the turbine are located in the circular hole, and the worm screw engages with the turbine, second motor and the worm-drive It connects, offers guide groove on the turbine, the eccentric mounting is slidably arranged in the guide groove.

Further, the spacing adjusting part includes Mobile base, oil cylinder, active threaded block, passive threaded block, driving tooth Item, passive rack and transmission gear, the Mobile base are slidably arranged on the towing carriage, the active threaded block and the quilt Dynamic threaded block is positioned opposite and is respectively arranged with thread groove coordinate with the screw, the active threaded block, it is described passively Threaded block and the active rack are slidably disposed on the Mobile base, and the oil cylinder is fixed on the Mobile base, institute The piston rod for stating oil cylinder is connect respectively with the active threaded block and the active rack, and the passive rack is fixed on the quilt On dynamic threaded block, the transmission gear is clipped between the active rack and the passive rack, the sliding rack with it is corresponding The Mobile base connection.

Further, the spacing adjusting part further includes locating piece, and the oil cylinder is double head oil cylinder, the double head oil cylinder A piston rod connect respectively with the active threaded block and the active rack, another piston rod of the double head oil cylinder and institute Locating piece connection is stated, is additionally provided on the towing carriage for the positioning match part with positioning the locating piece.

Further, the locating piece and the positioning match part are friction plate；Alternatively, the locating piece is positioning Pin, the positioning match part is the location hole being arranged on the towing carriage.

Compared with prior art, the advantages and positive effects of the present invention are：Agricultural interval adjustable provided by the invention is certainly Dynamic planting machine is slided by sliding rack on towing carriage by automatic sowing module, and passes through the leading screw of rotation and spacing is adjusted Component coordinates to adjust the distance between adjacent automatic sowing module, and line space is wanted during different crops plantation with meeting It asks, improves versatility；And by setting component of hoing the fields in the front end of sliding rack, component of hoing the fields can be by hoe on soil layer Dig out the plantation hole of certain depth, in this way, be more advantageous to by sowing assembly by seed kind in the soil layer of required depth；And it broadcasts Sliding seat in kind mechanism can drive the cone that bury to move up and down along the guiding of annular guide groove, and be moved up and down in the cone that buries During, lead coordinates with guide chute, realizes the opening and closing for the cone that buries, and overall structure form is simple, also, utilizes machinery The mode of guiding come control the cone that buries move up and down and folding, can effectively improve use reliability, realize and improve plantation Efficiency and planting effect, and improve equipment use reliability.

Description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is the structure diagram of the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 2 is the structure diagram of automatic sowing module in the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 3 is the partial structural diagram of sowing mechanism in the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 4 is the assembling explosive view of cast feeder and distributor in the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 5 is the explosive view of sowing mechanism in the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 6 is the assembling figure of sowing mechanism and cast feeder in the agricultural interval adjustable automatic planter embodiment of the present invention；

Fig. 7 is the structural representation that sowing mechanism is in opening state in the agricultural interval adjustable automatic planter embodiment of the present invention Figure；

Fig. 8 is the partial structural diagram of guiding mechanism in the agricultural interval adjustable automatic planter embodiment of the present invention；

Structure diagrams of the Fig. 9 for component of hoing the fields in the agricultural interval adjustable automatic planter embodiment of the present invention；

Figure 10 is the explosive view of gearshift adjustment component in the agricultural interval adjustable automatic planter embodiment of the present invention；

Figure 11 is the structure diagram one of the agricultural interval adjustable automatic planter embodiment medium spacing adjusting part of the present invention；

Figure 12 is the structure diagram two of the agricultural interval adjustable automatic planter embodiment medium spacing adjusting part of the present invention.

Specific embodiment

Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art All other embodiments obtained without creative efforts shall fall within the protection scope of the present invention.

As shown in Fig. 1-Figure 12, the agricultural interval adjustable automatic planter of the present embodiment, including：Towing carriage 100 and multiple Automatic sowing module 200；

The one end of the towing carriage 100 is provided with rotatable leading screw 7, is additionally provided with to drive on the towing carriage 100 The motor 6 that the leading screw 7 rotates is additionally provided on the towing carriage 100 multiple with the automatic sowing module 200 cooperation Spacing adjusting part 8, the spacing adjusting part 8 are used to coordinate the automatic sowing module 200 is driven to move with the leading screw 7 It is dynamic to adjust spacing；

Automatic sowing module 200 includes sliding rack 1, material storing box 2, sowing mechanism 3 and component 4 of hoing the fields, the material storing box 2, described Sowing mechanism 3 and component 4 of hoing the fields are arranged on the sliding rack 1, and component 4 of hoing the fields is arranged on the front end of sliding rack 1.

Wherein, the front end in sliding rack 1 is configured for carrying out operation of digging pit in advance in seeding process in component 4 of hoing the fields, Sets requirement is reached with the depth of planting for ensuring sowing mechanism 3, specifically, component 4 of hoing the fields includes pedestal 41, four-bar linkage 42 and hoe 40；Four-bar linkage 42 generally comprises the crank 421 to link together, rotating bar 422 and connecting rod 423, crank 421 and rotating bar 422 connected by connecting rod 423, crank 421 and rotating bar 422 are rotatably mounted on pedestal 41, hoe 40 On connecting rod 423.Wherein, it can set the length of rotating bar 422 identical with crank 421 as needed or be longer than crank 421 to form double-crank mechanism or crank and rocker mechanism, it is hereby achieved that different effects of hoing the fields.

The material storing box 2 is for holding seed to be sowed, and bottom is provided with discharge port, and the discharge port is used for institute State cast feeder conveying seed.

The sowing assembly 3 is broadcast for being seeded into the seed stored in material storing box 2 in the heatable adobe sleeping platform that component 4 of hoing the fields is dug Kind component 3 includes braced frame 31, cast feeder 32, guiding mechanism 33 and sowing mechanism 34；The braced frame 31 is fixed on institute It states on sliding rack 1, the cast feeder 32 is located at the lower section of the discharge port, and the cast feeder 32 includes two moving blocks 321, and two A moving block 321 is positioned opposite and is rotatably installed in the braced frame 31, the opposite face of two moving blocks 321 On be provided with conical socket 322, two conical sockets 322 form after merging and convey kind for receiving from the discharge port The funnel structure of son, wherein the bottom of a moving block 321 is provided with the extension 323 extended downwardly, the extension 323 Two moving blocks 321 is driven to rotate for being collided by the sowing mechanism 34, the cast feeder 32 further includes to control The lazy-tongs of 32 synchronous backward of the moving block rotation of system two；The guiding mechanism 33 is arranged on the braced frame 31 Lower part, the guiding mechanism 33 include annular guide groove 331, and the annular guide groove 331 includes horizontal guide grooves portion and to recessed Sunken spill channel guide section；The sowing mechanism 34 includes transport tube 341, sliding seat 342, bury cone 343 and guide plate 344, institute It states sliding seat 342 and offers through-hole（It is unmarked）, the transport tube 341 is inserted in the through-hole, and the sliding seat 342 can be opposite It is slided up and down in the transport tube 341, lead 3421 is additionally provided on the sliding seat 342, the lead 3421 slides It is arranged on the annular guide groove 331, the cone 343 that buries includes two half-cone cases 3431 positioned opposite, two The half-cone case 3431 is spindle rotationally arranged in the both sides of the sliding seat 342, the outer wall of the half-cone case 3431 On be additionally provided with guide chute 3432, the guide chute 3432 includes the vertical chute to link together（It is unmarked）And arc Sliding slot（It is unmarked）, the guide plate 344 is fixed on the transport tube 341, and there are two be oriented to for setting on the guide plate 344 Block 3441, the guide pad 3441 are inserted in the corresponding guide chute 3432 to control two half-cone cases 3431 opening and closings；Wherein, in the case where two half-cone cases 3431 are in closed state, the 343 formation lower end of cone of burying is closed The taper barrel structure of end opening is closed, the lower end of the transport tube 341 is inserted in the taper barrel structure.

And for providing the driving mechanism of power with component 4 of hoing the fields for sowing mechanism 3, it is additionally provided on sliding rack 1 Driving mechanism（It is not shown）, the driving mechanism for the transport tube 341 to be driven to be moved around the annular guide groove 331, The driving mechanism is additionally operable to that the crank 421 is driven to rotate.Specifically, 351 He of drive sprocket is provided in braced frame 31 Driven sprocket 352, is provided with chain between the drive sprocket 351 and the driven sprocket 352, the transport tube 341 is set On the chain, the driving mechanism includes the first motor, and first motor is sequentially connected with the drive sprocket 351, Wherein, conventional chain structure the chain set between drive sprocket 351 and the driven sprocket 352 may be used, it will Transport tube 341 is mounted on chain, alternatively, the upper end of transport tube 341 is provided with connecting plate 3411, the two neighboring conveying The connecting plate 3411 between cylinder 341 is linked together by axis pin, and multiple 3411 head and the tail of connecting plate are sequentially connected shape Into chain structure, linked together between transport tube 341 by corresponding connecting plate 3411, in this way so that each sowing mechanism 34 are sequentially connected synchronizing moving, and so as to which driving mechanism be facilitated to drive its movement, and drive sprocket 351 and driven sprocket 352 are then right The runner for being configured to the both ends for being arranged on braced frame 31 should be replaced, is offered on the periphery of the runner multiple for blocking The card slot of 341 outer wall of transport tube is stated in residence, in runner rotation process, the transport tube 341 being located in card slot will be driven to rotate, so as to The sowing mechanism 34 of synchronous drive whole moves.Meanwhile driving mechanism includes the second motor, the power drive of the second motor output Crank 421 rotates.

Specifically, the agricultural interval adjustable automatic planter of the present embodiment is in actual use,（By tractor etc. Agricultural equipment tows towing carriage 100 in front and moves）Towing carriage 100 will be travelled by wheel in farmland, in the process of moving, It first passes through component 4 of hoing the fields and processing of digging pit in advance is carried out to soil surface, then, the sowing mechanism 3 on sliding rack 1, which is moved to, to be dug Heatable adobe sleeping platform position at when, seed is seeded into heatable adobe sleeping platform by sowing mechanism 3.During digging pit, the hinge four-bar machine in pedestal 41 Structure 42 drives hoe 40 to be moved, and is manually hoed the fields to dig out plantation hole with hoe 40 with simulation, realizes operation of digging pit in advance. In seeding process, the seed in material storing box 2 is transported in the cast feeder 32 in sowing mechanism 3, and seed is temporarily stored in two rotations In the funnel structure formed between block 321, meanwhile, sowing mechanism 34 will be moved to cast feeder 32 along annular guide groove 331 Extension 323 is simultaneously encountered so that two moving blocks 321 rotate in lower section, and the seed in cast feeder 32 just falls through into transport tube In 341, sowing mechanism 34 continues to move in annular guide groove 331, and sliding seat 342 passes through the spill guide groove of annular guide groove 331 Portion is oriented to so that the cone 343 that buries, which is inserted downwardly into the heatable adobe sleeping platform dug, to carry out inserting cave, and in the process, sliding seat 342 is along recessed Shape channel guide section gradually exports, and two half cones positioned opposite are realized in arc chute and the cooperation of guide pad 3441 of guide chute 3432 Shape case 3431 is opened, so that the seed in transport tube 341, which drops into, completes sowing in the cave hole to be formed.And transport tube 341 tops are additionally provided with the impact portions 3410 for touching the extension 323, and cast feeder 32 is additionally provided with for driving The resetting spring 320 that the rotation of moving block 321 resets is stated, the resetting spring 320 is disposed therein a moving block 321 and institute It states between braced frame 31.

And when needing to adjust the sowing spacing between each automatic sowing module 200, motor 6 drives leading screw 7 to rotate, Screw 7 will be moved by the independent adjusting automatic sowing module 200 of each spacing adjusting part 8, two neighboring automatic to obtain Required sowing line space is formed between sowing module 200, wherein, the spacing adjusting part 8 includes Mobile base 81, oil cylinder 82nd, active threaded block 83, passive threaded block 84, active rack 85, passive rack 86 and transmission gear 87, the Mobile base 81 are slided Dynamic to be arranged on the towing carriage 100, the active threaded block 83 and the passive threaded block 84 are positioned opposite and set respectively There are the thread groove coordinated with the screw 7, the active threaded block 83, the passive threaded block 84 and the active rack 85 It is slidably disposed on the Mobile base 81, the oil cylinder 82 is fixed on the Mobile base 81, the piston of the oil cylinder 82 Bar is connect respectively with the active threaded block 83 and the active rack 85, and the passive rack 86 is fixed on the passive screw thread On block 84, the transmission gear 87 is clipped between the active rack 85 and the passive rack 86, the sliding rack 1 with it is corresponding The Mobile base 81 connect.Specifically, during spacing is adjusted, motor 6 drives screw 7 to rotate, and due to difference Automatic sowing module 200 at position needs mobile distance different, for needing its correspondence of mobile automatic sowing module 200 Spacing adjusting part 8 in active threaded block 83 and passive threaded block 84 it is close to each other and be threadedly coupled with leading screw 7, active spiral shell Line block 83 and passive threaded block 84 form nut structure, and such rotation of leading screw 7 can drive Mobile base 81 to move, is somebody's turn to do with driving The automatic sowing module 200 that Mobile base 81 connects moves, and after automatic sowing module 200 moves in place, the driving master of oil cylinder 82 Dynamic threaded block 83 and passive threaded block 84 are located remotely from each other, so that active threaded block 83 and passive threaded block 84 are separated from leading screw 7, in this way, corresponding automatic sowing module 200 can position it is motionless.Preferably, in order to determine automatic sowing module 200 Position, the spacing adjusting part 8 further include locating piece 88, and the oil cylinder 82 is double head oil cylinder, a piston of the double head oil cylinder Bar is connect respectively with the active threaded block 83 and the active rack 85, another piston rod of the double head oil cylinder with it is described fixed Position part 88 connects, and is additionally provided on the towing carriage 100 for the positioning match part with positioning the locating piece 88（It is not shown）, Specifically, the double head oil cylinder reverse movement after automatic sowing module 200 moves in place so that active threaded block 83 and passive screw thread Block 84 is located remotely from each other, and locating piece 88 is moved in positioning match part, to be coordinated by locating piece 88 and positioning match part The automatic sowing module 200 is positioned, to ensure in seeding process, which will not be in towing carriage It is moved on 100；And the locating piece 88 and the positioning match part are friction plate, to be positioned by frictional force；Alternatively, The locating piece 88 is positioning pin, and the positioning match part is the location hole being arranged on the towing carriage, along the extension of leading screw 7 Several location holes are distributed on direction towing carriage 100, positioning pin, which is inserted in location hole, realizes positioning.In addition, in order to ensure cunning Moving frame 1 is smoothly slided, and a plurality of guide rod is provided on towing carriage 100（It is unmarked）, the sliding rack 1 is slidably arranged in described On guide rod.

Further, it in order to preferably realize pre- operation of digging pit, is required with meeting different soil conditions and sowing, it is described Component of hoing the fields further includes gearshift adjustment component 43, and gearshift adjustment component 43 includes power input shaft 431 and accelerates big minor adjustment group Part 432, the power input shaft 431 are rotatably mounted on the pedestal 41, the power input shaft 431 and the crank 421 are sequentially connected, and power input shaft 431 is connect with the second motor drive；The acceleration size adjusting part 432 includes the first peace Shelve the 4321, first motor 4322, leading screw 4323, eccentric mounting 4324, H-type mounting bracket 4325, the first pivoted arm 4326, the second pivoted arm 4327 and axle sleeve 4328, first motor 4322 be arranged on first mounting bracket 4321 and be driven with the leading screw 4323 Connection, the leading screw 4323 are spindle rotationally arranged on first mounting bracket 4321, and the eccentric mounting 4324 is slidably arranged in On first mounting bracket 4321, threaded hole is offered on the eccentric mounting 4324, the leading screw 4323 is threaded in described In threaded hole, the H-type mounting bracket 4325 is spindle rotationally arranged on the eccentric mounting 4324, and the axle sleeve 4328 is sleeved on described On power input shaft 431,4326 one end of the first pivoted arm is arranged on the axle sleeve 4328, first pivoted arm 4326 The other end is slidably arranged in the sliding slot that the H-type mounting bracket 4325 is formed, 4327 one end of the second pivoted arm setting On the power input shaft 431, the other end of second pivoted arm 4327 is slidably arranged in 4325 shape of H-type mounting bracket Into another sliding slot in；The axle sleeve 4328 is sequentially connected with the crank 421.Specifically, it is driven by the first motor 4322 Leading screw 4323 rotates so that eccentric mounting 4324 drives H-type mounting bracket 4325 to move, so that the rotation of H-type mounting bracket 4325 The axis runout of axis and power input shaft 431 is opened, in this way, the first pivoted arm 4326, the second pivoted arm 4327 is just caused to be installed with H-type The distance of the pivot center of frame 4325 changes, and in 431 rotation process of power input shaft, power input shaft 431 drives the Two pivoted arms 4327 rotate, and axle sleeve 4328 are driven to rotate by the second pivoted arm 4327, so as to drive 421 turns of crank by axle sleeve 4328 It is dynamic, after being opened due to the pivot center of H-type mounting bracket 4325 and the axis runout of power input shaft 431, the first pivoted arm 4326 and the The radius of gyration of end that two pivoted arms 4327 are contacted with H-type mounting bracket 4325 will be different, can be in power input shaft 431 at the uniform velocity During rotation, the velocity of rotation of the second pivoted arm 4327 at different location is different, is rotated so as to fulfill 421 speed change of crank, It during burying, can cause the faster rotational speed of crank 421, so as to rearward be shed to the soil dug out by hoe 40, subtract The falling amount of few soil, to obtain deeper plantation hole.Preferably, it for the requirement of the planting depth of different seeds, then needs to adjust Hoe 40 is saved into the velocity variations position of underground layer, the gearshift adjustment component 43 further includes angular adjustment component 433, the angle It spends adjusting part 433 and includes the second mounting bracket 4331, the second motor 4332, worm screw 4333 and turbine 4334, second installation Frame 4331 is fixed on the pedestal 41, and circular hole is provided on second mounting bracket 4331, and the turbine 4334 is located at described In circular hole, the worm screw 4333 engages with the turbine 4334, and second motor 4332 is sequentially connected with the worm screw 4333, Guide groove 43341 is offered on the turbine 4334, the eccentric mounting 4324 is slidably arranged in the guide groove 43341, and described One mounting bracket 4321 is fixed on the turbine 4334.Specifically, by controlling 4325 shaft axis of H-type mounting bracket and power defeated Enter the horizontal distance of axis 431, then can control 421 velocity variations size of crank, and by adjusting 4325 shaft axis of H-type mounting bracket The vertical distance of line and power input shaft 431, then can adjust the velocity variations point position of crank 421, and the second motor 4332 drives The dynamic worm screw 4333 rotates so that turbine 4334 rotates, in this way, just so that 43341 run-off the straight of guide groove, eccentric mounting 4324 exist In moving process, the shaft axis inclination movement of H-type mounting bracket 4325 can be controlled, to adjust the velocity variations of crank 421 The position of point and hoe 40 matches.Wherein, since the amount of deflection of worm screw 4333 and the adjusting eccentric mounting 4324 of turbine 4334 is limited, When beyond adjustable range, then need to be adjusted by such as lower structure：Dismountable first gear is provided on axle sleeve 4328 43281, rotatable turntable 4329 is additionally provided on power input shaft 431, is additionally provided on the turntable 4329 and described The second gear 43291 of one gear 43281 engagement, the other end of first pivoted arm 4326 is inserted in second gear by axis pin , can be by adjusting after the initial position of good axle sleeve 4328 and turntable 4329 specifically, in an assembling process in 4329, then lead to It crosses and first gear 43281 is fixed on axle sleeve 4328, meanwhile, second gear 43291 is fixed on turntable 4329 so that axis Set 4328 is fixed together with turntable 4329, in this way, can the large range of initial bit for adjusting the first pivoted arm 4326 It puts, to be finely adjusted in adjustable range by turbine 334 and worm screw 333.In addition, the upper end of hoe 40 is rotatably set It puts on connecting rod 422, tension spring is also provided between hoe 40 and connecting rod 422（It is unmarked）, hoe 40 during hoing the fields, If when encountering stone and stopping its movement, hoe 40 can pull tension spring to be rotated, and be stuck in and make to avoid hoe 40 Into the damage of transmission parts.

Further, distributor 36 is provided on the discharge port to seed is conveyed in cast feeder 32 in order to quantitative, it is described Distributor 36 includes pedestal 361, pocket wheel 362 and upper cover 363, the upper surface of the pedestal 361 and the following table of the upper cover 363 Face offers semi-circular recesses respectively, and the upper cover 363 is fixed on the pedestal 361, and two semi-circular recesses are formed Disc cavity, the upper surface of the upper cover 363 are further opened with connecting the connecting hole of the discharge port and the semi-circular recesses （It is unmarked）, the lower surface of the pedestal 361 offers the outlet for connecting the semi-circular recesses（It is unmarked）, said pocket Wheel 362 is rotatably mounted on the pedestal 361 and in the disc cavity；The pedestal 361 is fixed on described In braced frame 31 and right over the cast feeder 32, the outlet with it is positioned opposite above and below the funnel structure.Tool Body, the pocket that pocket wheel 362 is distributed on its periphery can hold single seed, and pocket wheel 362 is in disc cavity Middle rotation to avoid seed from pocket to detach, after the pocket of pocket wheel 362 is turned at the outlet of lower section, nest Seed in eye is just detached from from pocket to be entered in cast feeder 32.And two moving blocks 321 in cast feeder 32 will be realized together Step rotates backward, and synchronizing wheel realization may be used, it is preferred that lazy-tongs are the sector being arranged on the moving block 321 324, two sectors 324 are intermeshed.In addition, it is moved to more smoothly be oriented to sowing mechanism 34, guiding mechanism 33 further include annular enclosing, and the inner wall of the annular enclosing is provided with means of complementary annular guide groove 332, the means of complementary annular guide groove 332 guide track is identical with the guide track of the annular guide groove 331.Specifically, the both sides of sliding seat 342 are set respectively There is lead 3421, wherein a lead 3421 is slidably arranged on annular guide groove 331, another lead 3421 slides setting On means of complementary annular guide groove 332.

The present invention also provides a kind of application method of above-mentioned agricultural interval adjustable automatic planter, including：Agricultural seeder Equipment be stowed move ahead during, the moving direction and speed and the moving direction phase of sowing mechanism in spill channel guide section of sliding rack Anti- and velocity magnitude is identical, and component of hoing the fields first digs out plantation hole in advance on planting site, and sowing mechanism surrounds annular guide groove and rotates In the process, sowing mechanism by the extension for colliding cast feeder so that the seed in cast feeder is dropped into transport tube, meanwhile, in ring Under the guiding role of shape guide groove, sliding seat will drive the cone that buries to be initially inserted into the soil of plantation hole and then drawn from soil again Go out, and during the cone that buries pulls out, guide plate will control the cone that buries to open the seed in release transport tube and complete sowing.

Compared with prior art, the advantages and positive effects of the present invention are：Agricultural interval adjustable provided by the invention is certainly Dynamic planting machine sets component of hoing the fields by the front end in sliding rack, and component of hoing the fields can dig out one by hoe on soil layer The plantation hole of depthkeeping degree, in this way, be more advantageous to by sowing assembly by seed kind in the soil layer of required depth；And sowing mechanism In sliding seat the cone that bury can be driven to move up and down along the guiding of annular guide groove, and the process moved up and down in the cone that buries In, lead coordinates with guide chute, realizes the opening and closing for the cone that buries, and overall structure form is simple, also, utilizes mechanical guide Mode come control the cone that buries move up and down and folding, can effectively improve use reliability, realize improve plantation efficiency and Planting effect, and improve equipment use reliability.

Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：It still may be used To modify to the technical solution recorded in foregoing embodiments or carry out equivalent replacement to which part technical characteristic； And these modification or replace, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims

1. a kind of agricultural interval adjustable automatic planter, which is characterized in that including：Towing carriage and multiple automatic sowing modules；

The one end of the towing carriage is provided with rotatable leading screw, is additionally provided with to drive the leading screw on the towing carriage The motor of rotation is additionally provided with multiple spacing adjusting parts with automatic sowing module cooperation, institute on the towing carriage Spacing adjusting part is stated for coordinating the automatic sowing module movement is driven to adjust spacing with the leading screw；

The automatic sowing module includes sliding rack and the component of hoing the fields, material storing box and the sowing that are arranged on the sliding rack Component, the sliding rack are slidably disposed on the towing carriage；

The component of hoing the fields includes pedestal, four-bar linkage and hoe, and the pedestal is arranged on the front end of the sliding rack On, the four-bar linkage is mounted on the pedestal, and the hoe is arranged on the connecting rod of the four-bar linkage；

The bottom of the material storing box is provided with discharge port；

The sowing assembly includes braced frame, cast feeder, guiding mechanism and multiple sowing mechanisms, and the braced frame is fixed on On the sliding rack；The cast feeder is located at the lower section of the discharge port, and the cast feeder includes two moving blocks, described in two Moving block is positioned opposite and is rotatably installed in the braced frame, and it is recessed to be provided with taper on the opposite face of two moving blocks Slot, two conical sockets are formed after merging for receiving the funnel structure that seed is conveyed from the discharge port, wherein one The bottom of the moving block is provided with the extension extended downwardly, and the extension is used to be collided and driven by the sowing mechanism Two moving block rotations, the cast feeder further include the synchronous machine for controlling two moving block synchronous backward rotations Structure；The guiding mechanism is arranged on the lower part of the braced frame, and the guiding mechanism includes annular guide groove, and the annular is led Spill channel guide section to slot including horizontal guide grooves portion and to lower recess；The sowing mechanism is including transport tube, sliding seat, bury cone And guide plate, the sliding seat can be slided up and down relative to the transport tube, and lead is additionally provided on the sliding seat, it is described Lead is slidably arranged on the annular guide groove, and the cone that buries includes two half-cone cases positioned opposite, two The half-cone case is spindle rotationally arranged in the both sides of the sliding seat, is additionally provided with and leads on the outer wall of the half-cone case To sliding slot, the guide chute includes the vertical chute and arc chute that link together, and the guide plate is fixed on described defeated It send on cylinder, there are two guide pad, the guide pad is inserted in the corresponding guide chute to control for setting on the guide plate The half-cone case opening and closing of system two；Wherein, in the case where two half-cone cases are in closed state, the taper of burying The taper barrel structure of upper end opening is closed into lower end, the lower end of the transport tube is inserted in the taper barrel structure；

Driving mechanism is additionally provided on the sliding rack, the driving mechanism is used to that the transport tube to be driven to lead around the annular It is moved to slot, the driving mechanism is additionally operable to drive the crank of the four-bar linkage to rotate.

2. agricultural interval adjustable automatic planter according to claim 1, which is characterized in that set in the braced frame Drive sprocket and driven sprocket are equipped with, chain is provided between the drive sprocket and the driven sprocket, the transport tube is set It puts on the chain, the driving mechanism includes the first motor, and first motor is sequentially connected with the drive sprocket.

3. agricultural interval adjustable automatic planter according to claim 1, which is characterized in that the component of hoing the fields also wraps Gearshift adjustment component is included, the gearshift adjustment component includes power input shaft and accelerates size adjusting part, the power input Axis is rotatably mounted on the pedestal；The acceleration size adjusting part include the first mounting bracket, the first motor, leading screw, Eccentric mounting, H-type mounting bracket, the first pivoted arm, the second pivoted arm and axle sleeve, first motor are arranged on first mounting bracket simultaneously It is connect with the lead screw transmission, the leading screw is spindle rotationally arranged on first mounting bracket, and the eccentric mounting slides setting On first mounting bracket, threaded hole is offered on the eccentric mounting, the threads of lead screw is connected in the threaded hole, institute It states H-type mounting bracket to be spindle rotationally arranged on the eccentric mounting, the axle sleeve is sleeved on the power input shaft, described first turn Arm one end is arranged on the axle sleeve, and the other end of first pivoted arm is slidably arranged in what the H-type mounting bracket was formed In one sliding slot, the second pivoted arm one end is arranged on the power input shaft, and the other end of second pivoted arm is slided It is arranged in another sliding slot that the H-type mounting bracket is formed, the axle sleeve is connect with the crank gearing；The driving mechanism packet The second motor is included, second motor is sequentially connected with the power input shaft.

4. agricultural interval adjustable automatic planter according to claim 3, which is characterized in that gearshift adjustment component also wraps Angular adjustment component is included, the angular adjustment component includes the second mounting bracket, the second motor, worm screw and turbine, second peace It shelves and is fixed on the pedestal, circular hole is provided on second mounting bracket, the turbine is located in the circular hole, the snail Bar is engaged with the turbine, and second motor is connect with the worm-drive, and guide groove, the bias are offered on the turbine Seat is slidably arranged in the guide groove.

5. agricultural interval adjustable automatic planter according to claim 1, which is characterized in that set on the discharge port There is distributor, the distributor includes the lower surface point of pedestal, pocket wheel and upper cover, the upper surface of the pedestal and the upper cover Semi-circular recesses are not offered, the upper cover is fixed on the pedestal, and two semi-circular recesses form disc cavity, The upper surface of the upper cover is further opened with connecting the connecting hole of the discharge port and the semi-circular recesses, the following table of the pedestal Face offers the outlet for connecting the semi-circular recesses, and said pocket wheel is rotatably mounted on the pedestal and positioned at institute It states in disc cavity；The pedestal is fixed in the braced frame and right over the cast feeder, the outlet With it is positioned opposite above and below the funnel structure.

6. agricultural interval adjustable automatic planter according to claim 1, which is characterized in that the spacing adjusting part Including Mobile base, oil cylinder, active threaded block, passive threaded block, active rack, passive rack and transmission gear, the Mobile base It is slidably arranged on the towing carriage, the active threaded block and the passive threaded block are positioned opposite and be respectively arranged with and institute The thread groove of screw cooperation is stated, the active threaded block, the passive threaded block and the active rack are slidably set On the Mobile base, the oil cylinder is fixed on the Mobile base, the piston rod of the oil cylinder respectively with the active screw thread Block is connected with the active rack, and the passive rack is fixed on the passive threaded block, and the transmission gear is clipped in described Between active rack and the passive rack, the sliding rack is connected with the corresponding Mobile base.

7. agricultural interval adjustable automatic planter according to claim 6, which is characterized in that the spacing adjusting part Further include locating piece, the oil cylinder is double head oil cylinder, a piston rod of the double head oil cylinder respectively with the active threaded block and The active rack connection, another piston rod of the double head oil cylinder connect with the locating piece, are also set up on the towing carriage It is useful for the positioning match part with positioning the locating piece.

8. agricultural interval adjustable automatic planter according to claim 7, which is characterized in that the locating piece and described Positioning match part is friction plate；Alternatively, the locating piece is positioning pin, the positioning match part is is arranged on the towing carriage On location hole.