CN114391319A - Rotary tillage seeder - Google Patents
Rotary tillage seeder Download PDFInfo
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- CN114391319A CN114391319A CN202111466001.1A CN202111466001A CN114391319A CN 114391319 A CN114391319 A CN 114391319A CN 202111466001 A CN202111466001 A CN 202111466001A CN 114391319 A CN114391319 A CN 114391319A
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- rotary tillage
- seeding
- rotary
- wheel
- fertilizer
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
- A01B49/06—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
- A01B49/065—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/02—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel
- A01B33/021—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/08—Tools; Details, e.g. adaptations of transmissions or gearings
- A01B33/12—Arrangement of the tools; Screening of the tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/06—Seeders combined with fertilising apparatus
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Working Implements (AREA)
- Sowing (AREA)
Abstract
The invention discloses a rotary tillage planter which comprises a walking bracket, a rotary tillage cutter shaft, a press wheel, rotary tillage cutters, a seeding box, a fertilizing box, a transmission device and a core ploughshare, wherein a plurality of rotary tillage cutters are arranged on the rotary tillage cutter shaft in a group in pairs, and two rotary tillage cutters in each group of rotary tillage cutters are symmetrically arranged; a plurality of core ploughshares and a plurality of fertilizer discharging pipes on the fertilizer box are respectively arranged along the axial direction parallel to the rotary tillage cutter shaft and are all positioned on the central symmetrical position corresponding to the rotary tillage cutter group; the seeding pipes on the seeding box are in a group two by two and are arranged at equal intervals in a mode that the centrosymmetric positions of the seeding pipe groups are consistent with the centrosymmetric positions of the rotary tillage cutter groups. The beneficial effects are that: the rotary tillage blades of the inter-row rotary tillage device are only arranged at the narrow-spacing positions of the adjacent seed discharge pipes of the seeder, so that the power consumption is reduced, the soil corresponding to the wide spacing of the adjacent seed discharge pipes of the seeder is not subjected to rotary tillage during the operation of the seeder, and the aim of protective tillage can be fulfilled; after sowing, wheat seedlings form wide-narrow row alternation, plant positions are staggered, and ventilation and light transmission of wheat are facilitated.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a wide-narrow row rotary tillage seeding machine with side deep fertilization.
Background
Although the current wheat compound operation machine has the functions of ditching, leveling land, sowing, pressing and the like, the operation effect is equal row spacing, so that the ventilation and the light transmission of wheat plants are poor, and the wheat yield is influenced; inter-row fields without wheat planting are also ploughed, so that operation power is consumed more, and the fertilizer storage of the fields is not facilitated; meanwhile, the operation machine is also matched with a fertilizer distributor or an artificial fertilizer raising machine, and the artificial fertilizer raising machine can be well implemented only by being matched with a mechanical soil preparation process. Therefore, the operation mode of separating seeding and fertilizing makes the fertilizer not be accurately and uniformly put in the seeding area, the waste and the loss are serious, the fertilizer layer is disordered, and the bottom layer fertilizer amount is small.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a wide-narrow row seeder with side deep fertilization, which can reduce soil cultivation and realize the purpose of protective operation, can also make wheat plants fully utilize illumination and fertilizer, has obvious yield increasing effect, synchronously performs deep fertilization and seeding operation, improves the working efficiency and reduces the operation cost, and in order to realize the purpose, the embodiment of the invention provides the following technical scheme:
the rotary tillage seeder comprises a walking bracket, a rotary tillage cutter shaft and a press wheel which are rotatably supported on the walking bracket, rotary tillage cutters connected to the rotary tillage cutter shaft, a seeding box, a fertilizing box, a transmission device and a core share which are fixed on the walking bracket, wherein a plurality of rotary tillage cutters are arranged on the rotary tillage cutter shaft in a group in pairs and at the same group interval, two rotary tillage cutters in each group of rotary tillage cutters are symmetrically arranged at the same cutter interval, and the group interval is larger than the cutter interval, so that rotary tillage and non-tillage land are alternately distributed; a plurality of core ploughshares and a plurality of fertilizer discharging pipes on the fertilizer box are respectively arranged along the axial direction parallel to the rotary tillage cutter shaft and are all positioned on the central symmetrical position corresponding to the rotary tillage cutter group; the seeding boxes are provided with a plurality of seeding pipes in pairs, the seeding pipes are arranged at equal intervals in a mode that the centrosymmetric positions of the seeding pipe groups are consistent with the centrosymmetric positions of the rotary blade groups, and each seeding pipe is positioned at the cultivation position corresponding to the rotary blade, so that the soil to be rotary-tilled is seeded to form wide and narrow interval distribution of seed row spacing; the core share is opened out and is opened the fertilization ditch, and the fertilization pipe is fertilized to the fertilization ditch of opening, and the rotary blade only is to the field rotary tillage of fertilization ditch both sides, and the suppression wheel is to the field covering soil of sowing and is covered kind and suppression.
The rotary tillage seeding machine is further designed in that the core share is connected to the walking bracket in an adjustable way through the up-down position of the fixed seat.
The rotary tillage seeding machine is further designed in that the core ploughshare comprises a ploughshare part and a handle part; the front side of the share part is a knife part, and the back side is a back part and is in a sharp knife shape; the handle part is provided with a plurality of adjusting holes distributed along the height; the fixed seat is provided with an inserting slot hole matched with the handle part, and two parallel slot walls of the inserting slot hole are provided with concentric mounting holes; the fixing seat is connected to the walking support, the handle part of the core share is inserted into the inserting groove hole, the mounting holes with different height positions are adjusted to be matched with the mounting holes in the fixing seat in position, and the core share is connected to the walking support in an adjustable mode in the vertical position through connection of bolts and nuts.
The rotary tillage seeder is further designed in that wing plates for positioning the fertilizer pipe are arranged on the back of the core ploughshare, the two wing plates are respectively connected to two sides of the corresponding position of the core ploughshare, and the fertilizer end of the fertilizer pipe is clamped between the two wing plates to form a deep fertilizer application unit.
The rotary tillage planter is further designed in that a seed sowing shaft of the seeding box and a driving shaft of the fertilizing box are connected with two ends of a wheel shaft of the press wheel through a transmission chain unit and driven.
The rotary tillage seeder's further design lies in, the driving chain unit is including setting up at the epaxial drive sprocket of chain press wheel, setting up the epaxial first driven sprocket of seeding case drive, setting up the second driven sprocket on the fertilization case, set up the third chain that first chain, transmission connection drive sprocket and excessive sprocket, transmission connection excessive sprocket and first driven sprocket's second chain and transmission are connected first driven sprocket and second driven sprocket on the walking support.
The rotary tillage seeder's further design lies in, still includes press wheel degree of depth adjustment mechanism, press wheel degree of depth adjustment mechanism includes limit dark compress tightly piece, lug, limit dark compress tightly pole, limit dark compress tightly round pin and limit dark compression spring, the lug is located on the driving chain unit, limit dark compress tightly the pole cross-under in the traveling gantry and articulate on the lug through limit dark compress tightly round pin, limit dark compression spring cup joint in limit dark compress tightly the pole, limit dark compress tightly the piece and be fixed in on the traveling gantry and offset with limit dark compression spring.
The rotary tillage seeder is further designed to further comprise a deep fertilizing unit, wherein the deep fertilizing unit corresponds to the fertilizer discharging pipes one by one and is positioned on the same straight line along the advancing direction of the seeder.
The rotary tillage seeder is further designed in that a disc is arranged on the rotary tillage cutter shaft, the rotary tillage blades are in a bent arc shape and are uniformly fixed on the disc by screws and nuts, and the fixing directions of the two adjacent rotary tillage blades are opposite.
The rotary tillage seeding machine is further designed to further comprise a three-point suspension mechanism, and the three-point suspension mechanism is fixed on the walking support and is movably connected with a tractor.
The invention has the technical effects and advantages that:
the rotary tillage seeding machine of the invention arranges the rotary tillage blades in pairs and symmetrically, the rotary tillage blades are arranged on the rotary tillage blade shaft at equal intervals according to groups, the inter-group distance is larger than the blade interval of a group of two rotary tillage blades, a ditching share is arranged at the central position corresponding to each group of rotary tillage blades, and the seed and fertilizer pipes on the seeding machine and the fertilizing box are respectively opposite to the rotary tillage position of the rotary tillage blades and the position of the ditching share; the tillage, the seeding and the fertilization are completed in one-time operation, and the tillage is only limited in a seeding area, so that the consumed tillage power is greatly reduced, the carbon emission is favorably reduced, the planted wheat plants are well ventilated and transparent, and the yield is increased; meanwhile, the fertilizer application point can be aligned to the seeding area, the fertilizer is uniformly put in, the fertilizer layer is basically constant, the fertilizer amount of the bottom layer can be particularly guaranteed, the fertilizer loss is less, and the use efficiency is high. On the other hand, the wide and narrow rows of the row spacing of the seed conveying pipes are alternately arranged, so that the non-equal row spacing operation of wheat is realized, the ventilation and light transmission of plants are ensured, and the yield is improved.
Drawings
FIG. 1 is a left front side schematic view of the rotary tillage planter structure of the present invention.
FIG. 2 is a front view of the rotary tillage planter.
Fig. 3 is a side view of the rotary tillage planter.
FIG. 4 is a top view of the rotary tillage planter.
Fig. 5 is an enlarged view of a portion A of a top view of the rotary tillage planter shown in fig. 4.
FIG. 6 is a left rear side schematic view of the overall structure of the rotary tillage planter.
FIG. 7 is an enlarged view of the rear left side of the whole structure of the rotary tillage planter shown in FIG. 6 at the point B;
FIG. 8 is a schematic view of a row-to-row rotary cultivator.
Fig. 9 is a schematic structural diagram of a deep fertilizing unit.
The reference signs are: 1. an interline rotary tillage device; 1-1, a rotary tillage cutter shaft; 1-2, rotary tillage blade; 1-3, disc; 2. a deep fertilizing unit; 2-1, a core handle; 2-1, core ploughshare; 2-3, wing plates; 2-4, adjusting the depth of the groove through hole; 3. A forward walking frame; 4. a three-point suspension mechanism; 5. a seeding box; 6. an intermediate gear box; 7. fertilizing box; 8. a seed metering device; 9. a fertilizer discharging device; 10. a universal joint; 11. a two-stage long-side gearbox; 12. a press wheel; 13. a sprocket; 14. a fertilizer discharging pipe; 15. a seed discharge pipe; 16. a rear walking bracket; 17. a drive chain unit; 18. a press wheel depth adjusting mechanism; 18-1, depth limiting pressing sheets; 18-2 depth limiting compression springs; 18-3, depth limiting compression rods; 18-4 depth limiting hold-down pins; 18-5 and lifting lugs.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1, 2, 3 and 4, the wide and narrow row protective tillage planter with side deep fertilization of the embodiment mainly comprises a walking bracket, a rotary blade shaft 1-1 and a press wheel 12 which are rotatably supported on the walking bracket, rotary blades 1-2 connected on the rotary blade shaft 1-1, a transmission device fixed on the walking bracket, a seeding box 5, a fertilizing box 7, a core share 2-3, and a plurality of rotary blades 1-2 which are arranged on the rotary blade shaft 1 in pairs at the same group interval, wherein the two rotary blades 1-2 in each group of rotary blades are symmetrically arranged at the same blade interval, and the group interval is larger than the blade interval, so that the soil with rotary tillage and non-tillage is alternately distributed. The core ploughshares 2-3 and the fertilizer pipes 14 on the fertilizer box 7 are respectively arranged along the axial direction parallel to the rotary blade shaft and are all positioned on the central symmetrical position corresponding to the rotary blade group. The seeding pipes 15 on the seeding box 5 are in a group of two, and are arranged at equal intervals in a mode that the centrosymmetric positions of the seeding pipe groups are consistent with the centrosymmetric positions of the rotary blade groups, and each seeding pipe 15 is positioned at the cultivation position corresponding to the rotary blades 1-2, and the soil to be rotary-tilled is seeded to form wide and narrow interval distribution of seed line intervals. The core ploughshare 2-1 is provided with a fertilizing ditch, the fertilizing pipe 14 is used for fertilizing the fertilizing ditch, the rotary tillage cutter 1-2 is only used for rotary tillage on the fields at two sides of the fertilizing ditch, and the press wheel 12 is used for covering soil on the sown fields and pressing the fields.
Referring to fig. 8, the rotary blade shaft 1-1 of the present embodiment is provided with a disk 1-3, the rotary blades 1-2 are curved, and are fixed by screws and nuts, and are uniformly distributed on the disk 1-3, and the fixing directions of the adjacent rotary blades 1-2 are opposite, and the rotary blade shaft 1-1, the rotary blades 1-2 and the disk 1-3 form a row-to-row rotary tillage device 1.
As shown in fig. 9, a deep fertilizing unit 2 is arranged between two groups of seeding pipes 15 with narrow spacing in the right front and horizontal direction, and the deep fertilizing unit 2 mainly comprises: a core handle 2-1, a core ploughshare 2-2, a wing plate 2-3 and a ditch depth adjusting through hole 2-4. The deep fertilizing unit 2 penetrates through the groove depth adjusting through holes 2-4 through bolts and nuts to be fixed on a beam 16 of the rear walking support, the core ploughshare 2-2 is welded below the core handle 2-1, the wing plates 2-3 are welded behind the core handle 2-1 in the middle, a plurality of groove depth adjusting through holes 2-4 are formed above the ploughshare handle 2-1, the fertilizer discharging pipes 14 are fixed behind the wing plates 2-3 of the deep fertilizing unit 2, the fertilizer discharging pipes 14 correspond to the deep fertilizing units 2 one by one and are located on the same straight line along the advancing direction of the seeder. When the seeder works, fertilizer can uniformly fall into the opened fertilizer ditch, and the fertilizing and seeding operations are synchronously carried out.
The transmission of the present embodiment is mainly composed of: the intermediate gear transmission case 6 and the two-stage long side gearbox 11. The intermediate gear box 6 is connected with a power output device of the tractor. The second-stage long-side gearbox 11 is in transmission connection with the intermediate gear transmission case 6 through a universal joint 10, and the interline rotary tillage device 1 is in transmission connection with the second-stage long-side gearbox 11 through a spline shaft.
The walking bracket of the present embodiment is mainly composed of a front walking bracket 3 and a rear walking bracket 16 which are fixedly connected with each other. The middle gear transmission case 6 is located the preceding walking support 3 top, and second grade long side gearbox 11 is located the preceding walking support 3 left side of seeder direction of advance, and rotary tillage device 1 sets up in the preceding walking support 3 bottom between going, and fertilization case 7, seeding case 5 set up in back walking support 16 top, and deep fertilizing unit 2, press wheel 12 set up in back walking support 16 bottom.
The transmission device of the embodiment also comprises a transmission chain unit 17, and the seed sowing shaft of the seeding box 5 and the driving shaft of the fertilizing box 7 are connected with two ends of the wheel shaft of the press wheel through the transmission chain unit to be driven. The driving chain unit 17 mainly comprises a driving chain wheel arranged on a wheel shaft of the chain press wheel, a first driven chain wheel arranged on a driving shaft of the seeding box, a second driven chain wheel arranged on the fertilizing box, a transition chain wheel arranged on the walking bracket, a first chain for driving and connecting the driving chain wheel and the transition chain wheel, a second chain for driving and connecting the transition chain wheel and the first driven chain wheel, and a third chain for driving and connecting the first driven chain wheel and the second driven chain wheel.
The bottom of the seeding box 5 of the embodiment is also provided with a seed poking device 8, the seed poking device 8 can adjust the seed discharging amount, the discharge port of the seed poking device 8 is connected with seed discharging pipes 15, and the row spacing of two adjacent rows of seed pipes 15 is arranged in sequence according to narrow-wide-narrow rows. The bottom of the fertilizing box 7 is also provided with a fertilizer discharging device 9, the fertilizer discharging amount of the fertilizer discharging device 9 can be adjusted, a fertilizer discharging pipe 14 is connected to the position of a discharging port of the fertilizer discharging device 9, and the fertilizer discharging pipe 14 is arranged in the middle position right in front of the adjacent narrow-distance seed discharging pipes 15.
The press wheel 12 of the present embodiment is rotatably connected below the rear traveling bracket 16 by a press wheel depth adjusting mechanism 18, and controls the press wheel to follow the ground. The press wheel depth adjusting mechanism 18 is mainly composed of: the depth-limiting pressing piece 18-1, the depth-limiting pressing spring 18-2, the depth-limiting pressing rod 18-3, the depth-limiting pressing pin 18-4 and the lifting lug 18-5. The depth-limiting compression spring 18-2 is sleeved on the depth-limiting compression rod 18-3, and the lifting lug 18-5 is arranged on the transmission chain unit 17. The depth-limiting pressing sheet 18-1 is fixed on the walking support and is abutted against the depth-limiting pressing spring 18-2 for controlling the maximum expansion amount of the depth-limiting pressing spring 18-2. The depth-limiting pressing rod 18-3 is connected to the rear walking support 16 in a penetrating mode and hinged to the lifting lug 18-5 through a depth-limiting pressing pin 18-4 so as to fix the longitudinal position of the pressing wheel depth adjusting mechanism 18.
The seeder of this embodiment also includes a three-point suspension mechanism 4, and the three-point suspension mechanism 4 is fixed above the front walking support 3 for being mechanically connected with a tractor.
The rotary tillage seeder of this embodiment specifically includes the following process at the real work:
soil preparation operation process: the three-point suspension mechanism 4 of the seeder is connected with a tractor, the tractor drives the whole seeder to move forward, a power output device of the tractor transmits power to an intermediate gear transmission case 6 through a universal joint, the intermediate gear transmission case 6 transmits the power to a second-stage long side gearbox 11 through a universal joint 10, the second-stage long side gearbox 11 transmits the power to a rotary tillage knife shaft 1-1 and an interline rotary tillage device 1 of the rotary tillage knife shaft 1-1 through gear transmission, the rotary tillage knife blade 1-2 is arranged at the middle position of a narrow space of an adjacent seed sowing pipe 15 of the wide and narrow row seeder, the rotary tillage knife blade 1-2 forms rotary tillage after the rotary tillage operation is carried out on soil corresponding to the adjacent narrow space seed sowing pipe 15 of the seeder, the rotary tillage knife blade 1-2 is not arranged at the wide space of the wide and narrow row seeder, and the rotary tillage operation is not carried out on the soil corresponding to the wide space of the seeder, still in the board stubble field, the blade setting method can reduce power consumption and realize protective farming.
The operation process of deep fertilization and seeding is as follows: before the seeder works, the fixed position of the groove depth adjusting through hole 2-4 of the deep fertilizing unit 2 is adjusted to ensure that the depth of the opened fertilizer groove is proper, when the seeder works, the deep fertilizing unit 2 moves forwards along with the fixed position, and the core ploughshare 2-2 of the deep fertilizing unit 2 is contacted with soil to open the fertilizer groove with proper depth; the seed sowing pipe 15 is arranged behind the fertilizer sowing pipe 14, the press wheel 12 moves forward along with the ground by means of a press wheel depth adjusting mechanism 18 in a copying manner, when the press wheel 12 rotates, power is transmitted to the chain wheel 13 through a transmission gear, the chain wheel 13 transmits the power to the fertilizing box 9 through a transmission chain 17, fertilizer in the fertilizing box is driven to enter the fertilizer sowing pipe 14, the fertilizer falls into a fertilizer ditch formed by the core ploughshare 2-2 of the deep fertilizing unit 2 from the discharge port of the fertilizer sowing pipe 14, the fertilizing box 9 transmits the power to the seed sowing device 8 through the transmission chain 17, seeds 20 in the seeding box 5 are driven to enter the wide-narrow row seed sowing pipe 15, the seeds fall onto the soil surface on the left side and the right side of the fertilizer ditch from the discharge port of the wide-narrow row seed sowing pipe 15, and the fertilizing and seeding work are carried out synchronously.
Covering seeds and pressing operation: the press wheel 12 is arranged behind the seed sowing pipe 15, the press wheel 12 follows the ground through the press wheel depth adjusting mechanism 18 to perform profiling, soil brought up when the press wheel 12 moves forward covers seeds falling on the surface of the soil, then the press is performed, and the press wheel 12 moves forward to perform soil covering and seed covering synchronously; the seeder can complete soil preparation, deep fertilization, seeding, seed covering and pressing in one step during operation.
According to the wide-narrow row seeder with the side deep fertilization function, the inter-row rotary tillage device 1 adopts the rotary tillage cutter shaft 1-1 to reduce the winding of sludge and straws on the cutter shaft, the inter-row rotary tillage device 1 adopts the large-turning-radius bent arc-shaped rotary tillage blade 1-2 to increase the rotary tillage depth, increase the soil-straw ratio, improve the stubble burying effect and lay a bed foundation for the following high-quality seeding operation; the rotary blade 1-2 of the inter-row rotary tillage device 1 is arranged in the middle of the narrow-distance position of the adjacent seed sowing pipe 15 of the seeder, and the rotary blade 1-2 is not arranged at the wide-distance position of the adjacent seed sowing pipe 15 of the seeder, so that the weight of the machine can be reduced, and the power consumption can be reduced during the operation of the seeder; the soil corresponding to the narrow distance between the adjacent seed discharge pipes 15 of the seeder is a rotary tillage land, which can be used for seeding and fertilizing, the soil corresponding to the wide distance between the adjacent seed discharge pipes 15 of the seeder is not rotary tillage during the operation of the seeder, and is still a board stubble land, thus realizing the purpose of protective tillage; before sowing, a groove fertilizer bed with the depth of 5-8cm is formed on the seedbed through the deep fertilizing unit 2, then a fertilizing pipe 14 for fertilizing is arranged behind the deep fertilizing unit 2 in a matched mode, a wide-and-narrow-row seed conveying pipe 15 for seed discharging is arranged behind the fertilizing pipe 14, wheat seedlings after sowing form wide-and-narrow-row alternation, plant positions are staggered, ventilation and light transmission of wheat are facilitated, deep fertilization on the side of narrow row spacing is facilitated, fertilizer is fully utilized, and the yield increasing effect is obvious; a press wheel 12 for the seed is provided behind the seed tube 15, and the height of the press wheel relative to the rear running carriage 16 is adjusted by adjusting a press wheel depth adjusting mechanism 18. The wide-narrow row seeder with side deep fertilization can complete five procedures of soil preparation, deep fertilization, seeding, seed covering and suppression at one time, and has high operation efficiency and high seeding quality. The whole seeder of the embodiment of the invention has compact structure, achieves the purpose of light weight, and reduces the power consumption and the whole quality; the purpose of protective farming can be realized when the inter-row rotary tillage device carries out soil preparation operation; the fertilizing operation is completed while the wide-narrow row sowing is carried out, so that the problem of low fertilizer utilization rate is solved; the seeder can adapt to the change of the terrain; the invention can realize synchronous operation of seeding and fertilizing, the fertilizing depth is 5-8cm, the seeding depth is 2-4cm, the seed floating rate is less than or equal to 3%, and the deep seed rate (more than 5 cm) is less than or equal to 3%.
The technical solutions of the present invention are not limited to the above embodiments, and all technical solutions obtained by using equivalent substitution modes fall within the scope of the present invention.
Claims (10)
1. The utility model provides a rotary tillage seeder, includes walking support, rotates rotary tillage arbor and the press wheel of supporting on walking support, connects the epaxial rotary blade of rotary tillage arbor, fixes seeding case, fertilization case, transmission and core ploughshare on walking support, its characterized in that: the rotary tillage blades are grouped pairwise and arranged on the rotary tillage cutter shafts according to the same group interval, two rotary tillage blades in each group of rotary tillage blades are symmetrically arranged according to the same blade interval, and the group interval is larger than the blade interval, so that the alternatively distribution of cultivated and non-cultivated land is formed; a plurality of core ploughshares and a plurality of fertilizer discharging pipes on the fertilizer box are respectively arranged along the axial direction parallel to the rotary tillage cutter shaft and are all positioned on the central symmetrical position corresponding to the rotary tillage cutter group; the seeding boxes are provided with a plurality of seeding pipes in pairs, the seeding pipes are arranged at equal intervals in a mode that the centrosymmetric positions of the seeding pipe groups are consistent with the centrosymmetric positions of the rotary blade groups, and each seeding pipe is positioned at the cultivation position corresponding to the rotary blade, so that the soil to be rotary-tilled is seeded to form wide and narrow interval distribution of seed row spacing; the core share is opened out and is opened the fertilization ditch, and the fertilization pipe is fertilized to the fertilization ditch of opening, and the rotary blade only is to the field rotary tillage of fertilization ditch both sides, and the suppression wheel is to the field covering soil of sowing and is covered kind and suppression.
2. The rotary tillage seeding machine according to claim 1, wherein the core share is connected to the walking bracket in a vertically adjustable manner through the fixed base.
3. The rotary tillage planter according to claim 2, wherein the core share comprises a share portion and a shank portion; the front side of the share part is a knife part, and the back side is a back part and is in a sharp knife shape; the handle part is provided with a plurality of adjusting holes distributed along the height; the fixed seat is provided with an inserting slot hole matched with the handle part, and two parallel slot walls of the inserting slot hole are provided with concentric mounting holes; the fixing seat is connected to the walking support, the handle part of the core share is inserted into the inserting groove hole, the mounting holes with different height positions are adjusted to be matched with the mounting holes in the fixing seat in position, and the core share is connected to the walking support in an adjustable mode in the vertical position through connection of bolts and nuts.
4. The rotary tillage planter according to claim 3, wherein the back of the core share is provided with a wing plate for positioning the fertilizer pipe, the two wing plates are respectively connected to two sides of the corresponding position of the core share, and the fertilizer end of the fertilizer pipe is clamped between the two wing plates to form the deep fertilizing unit.
5. The rotary tillage planter of claim 1, wherein the transmission comprises: the rotary cultivator comprises a middle gear transmission case and a second-stage long-side gearbox, wherein the middle gear transmission case is connected with a power output device of a tractor, the second-stage long-side gearbox is in transmission connection with the middle gear transmission case through a universal joint, and a rotary tillage cutter shaft is in transmission connection with the second-stage long-side gearbox through a spline shaft.
6. The rotary tillage planter according to claim 5, wherein the transmission device further comprises a transmission chain unit, and the seeding shaft of the seeding box and the driving shaft of the fertilizing box are driven by connecting the transmission chain unit with two ends of the wheel shaft of the pressing wheel.
7. The rotary tillage planter according to claim 6, wherein the driving chain unit comprises a driving chain wheel arranged on a wheel shaft of the chain press wheel, a first driven chain wheel arranged on a driving shaft of the planting box, a second driven chain wheel arranged on the fertilizing box, a transition chain wheel arranged on the walking bracket, a first chain for driving and connecting the driving chain wheel and the transition chain wheel, a second chain for driving and connecting the transition chain wheel and the first driven chain wheel, and a third chain for driving and connecting the first driven chain wheel and the second driven chain wheel.
8. The rotary tillage seeding machine of claim 7, further comprising a press wheel depth adjusting mechanism, wherein the press wheel depth adjusting mechanism comprises a depth limiting pressing piece, a lifting lug, a depth limiting pressing rod, a depth limiting pressing pin and a depth limiting pressing spring, the lifting lug is arranged on the transmission chain unit, the depth limiting pressing rod is connected to the walking bracket in a penetrating manner and is hinged to the lifting lug through the depth limiting pressing pin, the depth limiting pressing spring is sleeved on the depth limiting pressing rod, and the depth limiting pressing piece is fixed on the walking bracket and abuts against the depth limiting pressing spring.
9. The rotary tillage planter according to claim 1, wherein the rotary tillage blade shaft is provided with a disc, the rotary tillage blade is in a curved shape, the rotary tillage blade is uniformly fixed on the disc by screws and nuts, and the fixing directions of two adjacent rotary tillage blades are opposite.
10. The rotary tillage planter according to claim 1, further comprising a three-point suspension mechanism, wherein the three-point suspension mechanism is fixed on the walking bracket and is in motorized connection with a tractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466001.1A CN114391319A (en) | 2021-12-03 | 2021-12-03 | Rotary tillage seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466001.1A CN114391319A (en) | 2021-12-03 | 2021-12-03 | Rotary tillage seeder |
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| Publication Number | Publication Date |
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| CN114391319A true CN114391319A (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111466001.1A Pending CN114391319A (en) | 2021-12-03 | 2021-12-03 | Rotary tillage seeder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793495A (en) * | 2022-04-29 | 2022-07-29 | 郑州轻工业大学 | Farmland rotary tillage device and method |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793495A (en) * | 2022-04-29 | 2022-07-29 | 郑州轻工业大学 | Farmland rotary tillage device and method |
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