CN114731808A - Precision seeder for greenhouse vegetables - Google Patents
Precision seeder for greenhouse vegetables Download PDFInfo
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- CN114731808A CN114731808A CN202210442666.7A CN202210442666A CN114731808A CN 114731808 A CN114731808 A CN 114731808A CN 202210442666 A CN202210442666 A CN 202210442666A CN 114731808 A CN114731808 A CN 114731808A
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- seeding
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- 235000013311 vegetables Nutrition 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 238000010899 nucleation Methods 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 238000009331 sowing Methods 0.000 claims abstract description 14
- 241000721671 Ludwigia Species 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000000725 suspension Substances 0.000 abstract description 8
- 241000196324 Embryophyta Species 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C19/00—Arrangements for driving working parts of fertilisers or seeders
- A01C19/02—Arrangements for driving working parts of fertilisers or seeders by a motor
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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
- A01C5/064—Devices for making drills or furrows with rotating tools
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention discloses a precision seeder for greenhouse vegetables, which comprises a frame, wherein one side of the frame is fixedly connected with a three-point suspension device, a seeding device is arranged in the frame, and the seeding device comprises: the driving device comprises a rear-carrying plate which is fixedly connected to the top of one side of the rack, the top surface of the rear-carrying plate is fixedly connected with a gearbox, the input end of the gearbox is in transmission connection with a moving mechanism, and the output end of the gearbox is in transmission connection with a driving mechanism; the seeding device comprises a front-carrying plate, the top of the front-carrying plate is in sliding contact with a plurality of sliding plates, the side surfaces of the sliding plates are fixedly connected with seeding mechanisms, the transmission device comprises triangular brackets fixedly connected to the two sides of the rack respectively, a rotating pipe is rotatably connected between the two triangular brackets, a plurality of transmission mechanisms are sleeved on the rotating pipe, and the linkage mechanisms are in transmission connection with the driving mechanisms; the bottom of the frame is fixedly connected with a slide rail, a plurality of ditching mechanisms are sleeved on the slide rail, and the ditching mechanisms are respectively arranged in one-to-one correspondence with the transmission mechanisms and the sowing mechanisms.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a precision seeder for greenhouse vegetables.
Background
The yield and the sales of vegetables in China all live in the world first, in recent years, the vegetable industry in China is developed rapidly, the planting area and the yield are improved continuously, the vegetable industry in China exceeds grains at present and becomes the first big agricultural product in China, and the vegetable industry is one of pillars for agricultural economy development; due to the unique appearance and quality of the small seeds in the vegetable crops, the traditional mechanical seeder is difficult to control the seeding depth and the seeding distance, and the problems of low percent of pass, re-seeding, missed seeding and the like exist; meanwhile, the existing vegetable seeder has poor universality, and how to realize precision seeding of different types of vegetable seeds by only using one seeder is a key for reducing the cost of farmers and improving the seeding efficiency.
Therefore, there is a need for a precision seeder for greenhouse vegetables to solve the above problems.
Disclosure of Invention
The invention aims to provide a precision seeder for greenhouse vegetables, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a precision seeder for greenhouse vegetables, which comprises a frame, wherein one side of the frame is fixedly connected with a three-point suspension device, a seeding device is arranged in the frame, and the seeding device comprises:
the driving device comprises a rear carrying plate which is fixedly connected to the top of one side of the rack, the top surface of the rear carrying plate is fixedly connected with a gearbox, the input end of the gearbox is in transmission connection with a moving mechanism, and the output end of the gearbox is in transmission connection with a driving mechanism;
the seeding device comprises a front-carrying plate, the top of the front-carrying plate is in sliding contact with a plurality of sliding plates, the side surfaces of the sliding plates are fixedly connected with seeding mechanisms, and the sliding plates are detachably connected with the front-carrying plate through fastening bolts;
the transmission device comprises triangular supports which are fixedly connected to two sides of the rack respectively, a rotating pipe is rotatably connected between the two triangular supports, a plurality of transmission mechanisms are sleeved on the rotating pipe, one end of the rotating pipe is fixedly connected with a linkage mechanism, and the linkage mechanism is in transmission connection with the driving mechanism;
the ditching device, the frame bottom rigid coupling has the slide rail, the cover is equipped with a plurality of ditching mechanisms on the slide rail, a plurality of ditching mechanism respectively with a plurality of drive mechanism with the seeding mechanism one-to-one sets up.
Preferably, moving mechanism includes two land wheels, two the rigid coupling has the pivot between the land wheel, the both ends of pivot run through two respectively the land wheel and with the land wheel rigid coupling, the both ends of pivot respectively with the frame both sides are rotated and are connected, the cover of going up of pivot is equipped with the mobile sprocket, the mobile sprocket with the input of gearbox is connected through removing chain drive.
Preferably, the driving mechanism comprises a driving chain wheel, the driving chain wheel is fixedly connected with the output end of the gearbox, and the driving chain wheel is in transmission connection with the linkage mechanism through a driving chain.
Preferably, the linkage mechanism comprises a linkage chain wheel, the linkage chain wheel is sleeved at one end of the rotating pipe, the linkage chain wheel is fixedly connected with the outer wall of the rotating pipe, and the linkage chain wheel is in transmission connection with the driving chain wheel through the driving chain.
Preferably, the transmission mechanism comprises a sleeve, the sleeve is sleeved on the rotating pipe, the inner wall of the sleeve is in sliding contact with the outer wall of the rotating pipe, a plurality of limiting holes are formed in the outer wall of the rotating pipe at equal intervals, a plurality of positioning holes matched with the limiting holes are formed in the outer wall of the sleeve at equal intervals, the rotating pipe and the sleeve are connected in a detachable mode through the positioning holes and the limiting holes in a penetrating mode through pins, a first bevel gear is sleeved on the sleeve, and the first bevel gear is in transmission connection with the seeding mechanism.
Preferably, the sowing mechanism comprises a seed box, the top of the outer wall of the seed box is fixedly connected with the side face of the sliding plate, the bottom of the seed box is open, a seed discharging assembly is arranged in the seed box, a seed protecting assembly is arranged at the bottom of the seed discharging assembly, the seed protecting assembly is communicated with the seed discharging assembly, the seed protecting assembly is fixedly connected with the sliding plate, and the seed protecting assembly is located right above the ditching mechanism.
Preferably, the seed metering assembly comprises a rotary rod, one end of the rotary rod penetrates through the top surface of the seed box, the other end of the rotary rod penetrates through a protective cover, the top of the protective cover is fixedly connected with the top surface of the inner cavity of the seed box, a threaded hole is formed in the top surface of the protective cover, the outer wall of the rotary rod is in threaded connection with the inner wall of the threaded hole, the outer wall of the bottom of the rotary rod is rotatably connected with a supporting cylinder through a bearing, a plurality of adjusting pieces are circumferentially arranged on the outer wall of the supporting cylinder at equal intervals, a seed metering plate is in sliding contact with the bottom surface of the seed box, the outer wall of the seed metering plate is of a circular table-shaped structure, the outer wall of the top of the seed metering plate is in sliding contact with the inner wall of the bottom of the seed box, a discharge hole is formed in the center of the top surface of the seed metering plate, a plurality of limiting grooves are formed around the circumferential array of the discharge hole, and are correspondingly arranged with the plurality of the adjusting pieces, the bottom surface of the seed discharging plate is in sliding contact with the top of the protection component, and the discharge hole is communicated with the protection component.
Preferably, the regulating part comprises a connecting rod, one end of the connecting rod is hinged to the outer wall of the supporting cylinder, the other end of the connecting rod is hinged to a sliding strip, and the sliding strip is in sliding contact with the limiting groove.
Preferably, the seed protection component comprises a seed protection plate, the top surface and the bottom surface of the seed sowing plate are both provided with a concave structure, the edge of the bottom surface of the seed sowing plate is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the top surface of the seed protection plate is in sliding contact with the bottom surface of the seed protection plate, one side of the seed protection plate is fixedly connected with one end of a support, and the other end of the support is fixedly connected with the sliding plate.
Preferably, the ditching mechanism includes the furrow opener, the top rigid coupling of furrow opener has the regulation pole, the cover is equipped with horizontal slider on the slide rail, horizontal slider inner chamber with slide rail sliding contact, the side rigid coupling of horizontal slider has vertical slider, vertical slider cover is established adjust on the pole outer wall, first fixed orifices has been seted up to horizontal slider side, first fixed orifices has first fixing bolt through threaded connection, first fixing bolt's one end with slide rail outer wall butt, the second fixed orifices has been seted up to vertical slider side, the second fixed orifices has the second fixing bolt through threaded connection, the one end of second fixing bolt with adjust pole outer wall butt.
The invention discloses the following technical effects: the frame is connected with the electric tractor through the three-point suspension device, the electric tractor is used as a power source to drive the seeder to move forward, the three-point suspension device is arranged in the prior art, so that repeated description is not repeated, the frame is driven by the electric tractor to move, the moving mechanism is further driven to rotate on the ground, kinetic energy is transmitted to the input end of the gearbox through the rotation of the moving mechanism, the kinetic energy is transmitted to the driving mechanism through the output end of the gearbox, the arranged gearbox is the prior art, so that repeated description is not repeated, the driving mechanism is in transmission connection with the linkage mechanism, seeds in the seeding mechanism can be discharged and fall into a ditch opened by the ditching mechanism, seeding is realized, the support plate can be detachably connected through the fastening bolt through the arranged sliding plate, gaps between the seeding mechanisms and the number of the arranged seeding mechanisms can be adjusted, the rotating mechanism and the seeding mechanism are arranged correspondingly, seeding row spacing and seeding plant spacing can be adjusted, the set seeding mechanism can adjust seeding particle size, the gearbox can manually adjust gears to control the rotating speed of the variable speed output end, and therefore the change of the seeding plant spacing can be achieved under the condition that the advancing speed of the tractor is constant. The invention develops the facility vegetable precision seeder with adjustable seeding grain diameter and adjustable seeding row spacing and plant spacing, realizes precision seeding of different types of vegetables by only using one machine, reduces the cost of farmers, and improves the seeding efficiency and the seeding quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a precision seeder for greenhouse vegetables according to the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic structural view of a sowing mechanism in the present invention;
FIG. 5 is a schematic structural view of the sleeve of the present invention;
wherein, 1, a frame; 2. a three-point suspension device; 3. then, a support plate is built; 4. a gearbox; 5. a front carrying plate is arranged; 6. a slide plate; 7. a tripod; 8. rotating the tube; 9. a slide rail; 10. a land wheel; 11. a rotating shaft; 12. a moving sprocket; 13. moving the chain; 14. a drive sprocket; 15. a drive chain; 16. a link sprocket; 17. a sleeve; 18. a limiting hole; 19. positioning holes; 20. a pin; 21. a first bevel gear; 22. a seed box; 23. rotating the rod; 24. a shield; 25. a bearing; 26. a support cylinder; 27. a seed discharging plate; 28. a connecting rod; 29. a slide bar; 30. protecting the seed plate; 31. a second bevel gear; 32. a support; 33. a furrow opener; 34. adjusting a rod; 35. a transverse slide block; 36. and a vertical sliding block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1-5, the invention provides a precision seeder for greenhouse vegetables, comprising a frame 1, wherein one side of the frame 1 is fixedly connected with a three-point suspension device 2, a seeding device is arranged in the frame 1, and the seeding device comprises:
the driving device comprises a rear carrying plate 3, the rear carrying plate 3 is fixedly connected to the top of one side of the rack 1, a gear box 4 is fixedly connected to the top surface of the rear carrying plate 3, the input end of the gear box 4 is in transmission connection with a moving mechanism, and the output end of the gear box 4 is in transmission connection with a driving mechanism;
the seeding device comprises a front carrying plate 5, a plurality of sliding plates 6 are arranged at the top of the front carrying plate 5 in sliding contact, a seeding mechanism is fixedly connected to the side surfaces of the sliding plates 6, and the sliding plates 6 are detachably connected with the front carrying plate 5 through fastening bolts;
the transmission device comprises triangular supports 7 fixedly connected to two sides of the rack 1 respectively, a rotating pipe 8 is rotatably connected between the two triangular supports 7, a plurality of transmission mechanisms are sleeved on the rotating pipe 8, one end of the rotating pipe 8 is fixedly connected with a linkage mechanism, and the linkage mechanism is in transmission connection with the driving mechanism;
the ditching device, rack 1 bottom rigid coupling has slide rail 9, the cover is equipped with a plurality of ditching mechanisms on the slide rail 9, a plurality of ditching mechanism respectively with a plurality of drive mechanism with the seeding mechanism one-to-one sets up.
The frame 1 is connected with an electric tractor through a three-point suspension device 2, the electric tractor is used as a power source to drive the seeder to move forward, the three-point suspension device 2 is arranged in the prior art, so that repeated description is omitted, the frame 1 is driven by the electric tractor to move, a moving mechanism is further driven to rotate on the ground, kinetic energy is transmitted to an input end of a gearbox 4 through the rotation of the moving mechanism, the kinetic energy is transmitted to a driving mechanism through an output end of the gearbox 4, the arranged gearbox 4 is in the prior art, so that repeated description is omitted, the arranged driving mechanism is in transmission connection with a linkage mechanism, seeds in the seeding mechanism can be discharged and fall into a ditch opened by the ditching mechanism, seeding is realized, a front support plate 5 can be detachably connected through a fastening bolt through a sliding plate 6, gaps between the seeding mechanisms and the number of the arranged seeding mechanisms can be adjusted, the rotating mechanism and the seeding mechanism are correspondingly arranged, seeding row spacing and planting spacing can be adjusted, the seeding mechanism can adjust seeding particle size, the gearbox 4 can manually adjust gears to control the rotating speed of the variable speed output end, and therefore the change of the seeding planting spacing can be achieved under the condition that the advancing speed of the tractor is constant. The invention develops the facility vegetable precision seeder with adjustable seeding grain diameter and adjustable seeding row spacing and plant spacing, realizes precision seeding of different types of vegetables by only using one machine, reduces the cost of farmers, and improves the seeding efficiency and the seeding quality.
Further optimize the scheme, moving mechanism includes two land wheels 10, two the rigid coupling has pivot 11 between the land wheel 10, the both ends of pivot 11 run through two respectively land wheel 10 and with land wheel 10 rigid coupling, the both ends of pivot 11 respectively with 1 both sides of frame rotate to be connected, the cover of going up of pivot 11 is equipped with mobile sprocket 12, mobile sprocket 12 with the input of gearbox 4 is connected through removing the transmission of chain 13.
The seeder is pulled by an electric tractor to rotate the land wheel 10 so as to drive the gear in the gearbox 4 to rotate, the first bevel gear 21 and the second bevel gear 31 are driven to rotate in a meshed mode through chain transmission so as to drive the seed metering plate 27 in the seeding mechanism to rotate, seeds in the seed metering plate 27 rotate to a certain position along with the seeding holes, enter the central through hole of the seed protecting plate 30 through two adjacent sliding strips 29 by means of gravity, and then are thrown into the seed metering pipe so as to fall into a seed ditch.
In a further optimized scheme, the driving mechanism comprises a driving chain wheel 14, the driving chain wheel 14 is fixedly connected to the output end of the gearbox 4, and the driving chain wheel 14 is in transmission connection with the linkage mechanism through a driving chain 15.
Further optimize the scheme, the link gear includes the link sprocket 16, 16 covers of link sprocket are established the one end of rotating tube 8, just the link sprocket 16 with 8 outer wall rigid couplings of rotating tube, the link sprocket 16 with the driving sprocket 14 passes through the drive chain 15 transmission is connected.
According to a further optimized scheme, the transmission mechanism comprises a sleeve 17, the sleeve 17 is sleeved on the rotating tube 8, the inner wall of the sleeve 17 is in sliding contact with the outer wall of the rotating tube 8, a plurality of limiting holes 18 are formed in the outer wall of the rotating tube 8 at equal intervals, a plurality of positioning holes 19 matched with the limiting holes 18 are formed in the outer wall of the sleeve 17 at equal intervals, the rotating tube 8 and the sleeve 17 penetrate through the positioning holes 19 and the limiting holes 18 through pins 20 to be detachably connected, a first bevel gear 21 is sleeved on the sleeve 17, and the first bevel gear 21 is in transmission connection with the seeding mechanism.
According to a further optimized scheme, the seeding mechanism comprises a seed box 22, the top of the outer wall of the seed box 22 is fixedly connected with the side face of the sliding plate 6, the bottom of the seed box 22 is open, a seed discharging assembly is arranged in the seed box 22, a seed protecting assembly is arranged at the bottom of the seed discharging assembly, the seed protecting assembly is communicated with the seed discharging assembly, the seed protecting assembly is fixedly connected with the sliding plate 6, and the seed protecting assembly is located right above the ditching mechanism.
Further optimizing the scheme, the seed metering subassembly includes the swing arm 23, the one end of swing arm 23 runs through the top surface of seed case 22, the other end of swing arm 23 runs through and is provided with guard shield 24, the top of guard shield 24 with seed case 22 inner chamber top surface rigid coupling, some screw holes are seted up to the top surface of guard shield 24, the outer wall of swing arm 23 with screw hole inner wall passes through threaded connection, the bottom outer wall of swing arm 23 rotates through bearing 25 and is connected with a support section of thick bamboo 26, the circumference is equidistant to be provided with a plurality of regulating parts on the support section of thick bamboo 26 outer wall, the bottom surface sliding contact of seed case 22 has seed metering board 27, seed metering board 27 outer wall sets up to round platform shape structure, the top outer wall of seed metering board 27 with seed case 22 bottom inner wall sliding contact, seed metering board 27 top surface center has seted up the discharge opening, seed metering board 27 top surface winds a plurality of spacing grooves have been seted up to discharge opening circumference array, the limiting grooves are arranged corresponding to the adjusting parts, the bottom surface of the seed discharging plate 27 is in sliding contact with the top of the seed protecting component, and the discharging hole is communicated with the seed protecting component.
The rotation of the rotary rod 23 can realize the movement of the slide bar 29 in the limiting groove, thereby changing the diameter of the sowing hole.
In a further optimized scheme, the adjusting part comprises a connecting rod 28, one end of the connecting rod 28 is hinged to the outer wall of the supporting cylinder 26, the other end of the connecting rod 28 is hinged to a sliding strip 29, and the sliding strip 29 is in sliding contact with the limiting groove.
The rotation of the rotary rod 23 can realize the movement of the slide bar 29 in the limiting groove, thereby changing the diameter of the sowing hole. Said bearing 25 ensures a normal movement of the slide 29 during adjustment and a fixed position of the slide 29 during operation.
According to a further optimization scheme, the seed protection component comprises a seed protection plate 30, the top surface and the bottom surface of the seed protection plate 27 are both of a concave structure, a second bevel gear 31 is arranged on the edge of the bottom surface of the seed protection plate 27, the first bevel gear 21 and the second bevel gear 31 are meshed with each other, the top surface of the seed protection plate 30 is in sliding contact with the bottom surface of the seed protection plate 30, one side of the seed protection plate 30 is fixedly connected with one end of a support 32, the other end of the support 32 is fixedly connected with the sliding plate 6, a central through hole is formed in the top surface of the seed protection plate 30, and a seed protection pipe is fixedly connected to the bottom surface of the seed protection plate 30.
Aiming at the sowing plant spacing of different vegetables, the rotating speed of the output end of the gearbox 4 can be controlled by manually adjusting the gear on the gearbox 4, so that the sowing plant spacing can be changed under the condition that the advancing speed of the tractor is constant; for the seeding row spacing of different vegetables, the furrow opener 33 can be adjusted in the vertical position and the horizontal position relative to the rack 1, meanwhile, the seed box 22 and the seeding mechanism are adjusted in the horizontal position relative to the front carrying plate 5, and the position of the adjusting sleeve 17 on the rotating pipe 8 is adjusted in the horizontal position of the first bevel gear 21 relative to the rotating pipe 8.
According to a further optimization scheme, the ditching mechanism comprises a ditcher 33, an adjusting rod 34 is fixedly connected to the top of the ditcher 33, a transverse sliding block 35 is sleeved on the sliding rail 9, an inner cavity of the transverse sliding block 35 is in sliding contact with the sliding rail 9, a vertical sliding block 36 is fixedly connected to the side face of the transverse sliding block 35, the vertical sliding block 36 is sleeved on the outer wall of the adjusting rod 34, a first fixing hole is formed in the side face of the transverse sliding block 35, a first fixing bolt is connected to the first fixing hole through threads, one end of the first fixing bolt is abutted to the outer wall of the sliding rail 9, a second fixing hole is formed in the side face of the vertical sliding block 36, a second fixing bolt is connected to the second fixing hole through threads, and one end of the second fixing bolt is abutted to the outer wall of the adjusting rod 34.
The vertical slide block 36 and the transverse slide block 35 can realize the up-down position adjustment and the left-right position adjustment of the furrow opener 33 relative to the machine frame 1. The adjustment of the vertical position of the furrow opener 33 realizes the adjustment of the sowing depth; the adjustment of the left and right positions of the seed box 22, the seed sowing device and the furrow opener 33 realizes the adjustment of the row spacing of the sowing without influencing the normal transmission.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (10)
1. The utility model provides a precision planter for greenhouse vegetables, includes frame (1), frame (1) one side rigid coupling has three point linkage (2), be provided with seeding equipment in frame (1), its characterized in that, seeding equipment includes:
the driving device comprises a rear carrying plate (3), the rear carrying plate (3) is fixedly connected to the top of one side of the rack (1), a gearbox (4) is fixedly connected to the top surface of the rear carrying plate (3), the input end of the gearbox (4) is in transmission connection with a moving mechanism, and the output end of the gearbox (4) is in transmission connection with a driving mechanism;
the seeding device comprises a front carrying plate (5), a plurality of sliding plates (6) are in sliding contact with the top of the front carrying plate (5), a seeding mechanism is fixedly connected to the side surfaces of the sliding plates (6), and the sliding plates (6) are detachably connected with the front carrying plate (5) through fastening bolts;
the transmission device comprises triangular supports (7) which are fixedly connected to two sides of the rack (1) respectively, a rotating pipe (8) is rotatably connected between the two triangular supports (7), a plurality of transmission mechanisms are sleeved on the rotating pipe (8), one end of the rotating pipe (8) is fixedly connected with a linkage mechanism, the linkage mechanism is in transmission connection with the driving mechanism, and the linkage mechanism is in transmission connection with the seeding mechanism;
the ditching device, frame (1) bottom rigid coupling has slide rail (9), the cover is equipped with a plurality of ditching mechanisms on slide rail (9), and a plurality of ditching mechanism respectively with a plurality of drive mechanism with sowing mechanism one-to-one sets up.
2. The precision seeder for greenhouse vegetables according to claim 1, wherein: moving mechanism includes two land wheels (10), two the rigid coupling has pivot (11) between land wheel (10), the both ends of pivot (11) run through two respectively land wheel (10) and with land wheel (10) rigid coupling, the both ends of pivot (11) respectively with frame (1) both sides are rotated and are connected, the last cover of pivot (11) is equipped with movable chain wheel (12), movable chain wheel (12) with the input of gearbox (4) is connected through removing chain (13) transmission.
3. The precision seeder for greenhouse vegetables according to claim 1, wherein: the driving mechanism comprises a driving chain wheel (14), the driving chain wheel (14) is fixedly connected with the output end of the gearbox (4), and the driving chain wheel (14) is in transmission connection with the linkage mechanism through a driving chain (15).
4. The precision seeder for greenhouse vegetables according to claim 3, wherein: the linkage mechanism comprises a linkage chain wheel (16), the linkage chain wheel (16) is sleeved at one end of the rotating pipe (8), the linkage chain wheel (16) is fixedly connected with the outer wall of the rotating pipe (8), and the linkage chain wheel (16) is in transmission connection with the driving chain wheel (14) through the driving chain (15).
5. The precision seeder for greenhouse vegetables according to claim 4, wherein: the transmission mechanism comprises a sleeve (17), the sleeve (17) is sleeved on the rotating pipe (8), the inner wall of the sleeve (17) is in sliding contact with the outer wall of the rotating pipe (8), a plurality of limiting holes (18) are formed in the outer wall of the rotating pipe (8) at equal intervals, a plurality of positioning holes (19) matched with the limiting holes (18) are formed in the outer wall of the sleeve (17) at equal intervals, the rotating pipe (8) and the sleeve (17) penetrate through the positioning holes (19) and the limiting holes (18) through pins (20) to be detachably connected, a first bevel gear (21) is sleeved on the sleeve (17), and the first bevel gear (21) is in transmission connection with the sowing mechanism.
6. The precision seeder for greenhouse vegetables according to claim 5, wherein: the seeding mechanism comprises a seed box (22), the top of the outer wall of the seed box (22) is fixedly connected with the side face of the sliding plate (6), the bottom of the seed box (22) is open, a seed discharging assembly is arranged in the seed box (22), a seed protecting assembly is arranged at the bottom of the seed discharging assembly, the seed protecting assembly is communicated with the seed discharging assembly, the seed protecting assembly is fixedly connected with the sliding plate (6), and the seed protecting assembly is located right above the ditching mechanism.
7. The precision seeder for greenhouse vegetables according to claim 6, wherein: the seed metering subassembly includes swing arm (23), the one end of swing arm (23) runs through the top surface of seed case (22), the other end of swing arm (23) runs through and is provided with guard shield (24), the top of guard shield (24) with seed case (22) inner chamber top surface rigid coupling, some screw holes are seted up to the top surface of guard shield (24), the outer wall of swing arm (23) with the screw hole inner wall passes through threaded connection, the bottom outer wall of swing arm (23) rotates through bearing (25) and is connected with supporting cylinder (26), circumference equidistant a plurality of regulating parts that are provided with on supporting cylinder (26) outer wall, the bottom surface sliding contact of seed case (22) has seed metering board (27), seed metering board (27) outer wall sets up to round platform shape structure, the top outer wall of seed metering board (27) with seed case (22) bottom inner wall sliding contact, the discharge opening has been seted up at seed metering board (27) top surface center, seed metering board (27) top surface is wound a plurality of spacing grooves have been seted up to discharge opening circumference array, and is a plurality of the spacing groove corresponds the setting with a plurality of regulating part, seed metering board (27) bottom surface with protect subassembly top sliding contact, just the discharge opening with protect the subassembly intercommunication.
8. The precision seeder for greenhouse vegetables according to claim 7, wherein: the adjusting part comprises a connecting rod (28), one end of the connecting rod (28) is hinged to the outer wall of the supporting cylinder (26), the other end of the connecting rod (28) is hinged to a sliding strip (29), and the sliding strip (29) is in sliding contact with the limiting groove.
9. The precision seeder for greenhouse vegetables according to claim 8, wherein: the seed protection component comprises a seed protection plate (30), the top surface and the bottom surface of the seed protection plate (27) are both of a concave structure, the edge of the bottom surface of the seed protection plate (27) is provided with a second bevel gear (31), a first bevel gear (21) is meshed with the second bevel gear (31), the top surface of the seed protection plate (30) is in sliding contact with the bottom surface of the seed protection plate (30), one side of the seed protection plate (30) is fixedly connected with one end of a support (32), the other end of the support (32) is fixedly connected with a sliding plate (6), a central through hole is formed in the top surface of the seed protection plate (30), and a seed protection pipe is fixedly connected to the bottom surface of the seed protection plate (30).
10. The precision seeder for greenhouse vegetables according to claim 1, wherein: the ditching mechanism comprises a ditcher (33), the top of the ditcher (33) is fixedly connected with an adjusting rod (34), a transverse sliding block (35) is sleeved on the sliding rail (9), the inner cavity of the transverse sliding block (35) is in sliding contact with the sliding rail (9), a vertical sliding block (36) is fixedly connected to the side surface of the transverse sliding block (35), the vertical sliding block (36) is sleeved on the outer wall of the adjusting rod (34), a first fixing hole is formed in the side surface of the transverse sliding block (35), a first fixing bolt is connected with the first fixing hole through threads, one end of the first fixing bolt is abutted against the outer wall of the slide rail (9), a second fixing hole is formed in the side surface of the vertical slide block (36), the second fixing hole is connected with a second fixing bolt through threads, and one end of the second fixing bolt is abutted to the outer wall of the adjusting rod (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210442666.7A CN114731808A (en) | 2022-04-25 | 2022-04-25 | Precision seeder for greenhouse vegetables |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210442666.7A CN114731808A (en) | 2022-04-25 | 2022-04-25 | Precision seeder for greenhouse vegetables |
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| CN114731808A true CN114731808A (en) | 2022-07-12 |
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| CN202210442666.7A Pending CN114731808A (en) | 2022-04-25 | 2022-04-25 | Precision seeder for greenhouse vegetables |
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Cited By (1)
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Application publication date: 20220712 |