CN114145087B - Rotary tillage planter for field management - Google Patents
Rotary tillage planter for field management Download PDFInfo
- Publication number
- CN114145087B CN114145087B CN202111447336.9A CN202111447336A CN114145087B CN 114145087 B CN114145087 B CN 114145087B CN 202111447336 A CN202111447336 A CN 202111447336A CN 114145087 B CN114145087 B CN 114145087B
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- Prior art keywords
- seed metering
- fixed
- frame
- gear
- wall
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Classifications
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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
- 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
-
- 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
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
Abstract
The application relates to the technical field of agricultural machinery, in particular to a rotary tillage planter for field management, which comprises a frame and a seed metering box, wherein a cutter shaft is rotatably arranged in the frame, a plurality of rotary tillage blades are fixed on the outer wall of the cutter shaft, a driven gear is fixed at the front end of the cutter shaft, a suspension bracket, a gear box and the seed metering box are arranged at the top end of the frame, a transmission shaft is arranged at the output end of the gear box, a driving gear is fixed at the front end of the transmission shaft and connected with the driven gear through an intermediate gear, a driving belt pulley is fixed on the outer wall of the transmission shaft and connected with the seed metering assembly, a plurality of seed metering pipes are communicated at equal intervals at the bottom end of the seed metering box, and spherical pipes are communicated at the middle position of each seed metering pipe; the application can realize intermittent seeding, can meet the requirement of the spacing between the front and rear planting of crops, has uniform seed distribution after seeding, and is beneficial to the later growth of crops.
Description
Technical Field
The application relates to the technical field of agricultural machinery, in particular to a rotary tillage planter for field management.
Background
Along with the requirement of modern agriculture scale production, agricultural machinery gradually develops towards large-scale, multifunctional and automatic directions, and at present common agricultural machinery equipment comprises a harvester, a rotary cultivator, a ditcher, a ridger and the like, corresponding matched machines with self-propelled type and suitable for large tractor power also appear successively, but the current self-propelled rotary cultivator has single function, is difficult to carry out integrated operation, ensures lower field management operation efficiency and is difficult to realize rotary tillage seeding combined operation, so that a rotary tillage seeding machine for field management needs to be developed.
The rotary tillage seeder is characterized in that the rotary tillage seeder and a seeding machine are used as an integrated machine, and are used for rotary tillage seeding of crops such as wheat and corn, and the rotary tillage seeder is connected with a tractor in a rear hydraulic three-point connection mode, so that the rotary tillage seeder is stable in working operation and convenient to operate and adjust, and can complete multiple operations such as ridging, rotary tillage, fertilization, seeding, earthing and compacting. The application of patent No. CN201410578440.5 discloses a rotary tillage planter, which comprises a frame, a driving mechanism for driving the frame to walk, a rotary tillage mechanism, a fertilizing mechanism, a seeding mechanism, a covering soil filling mechanism and a straw breaking mechanism which are arranged on the frame, wherein the application separately fertilizes granular urea and fine powdery compound fertilizer by arranging two fertilizing boxes, and simultaneously can adjust the feeding amount of fertilization, so that the urea and the compound fertilizer can be separately fertilized in an optimal proportion; however, this prior art still has some drawbacks, such as: the sowing is usually continuous seed production, so that the seeds are densely distributed in the field, the absorption of the seeds to nutrition is not facilitated, and the later growth of crops can be influenced; after the rotary tillage planter finishes operation, the rotary tillage blade directly contacts with the road surface, and the phenomenon of abrasion easily appears.
Disclosure of Invention
The application provides a rotary tillage planter for field management, aiming at the problems of the background technology.
The application is realized by the following technical scheme:
the utility model provides a rotary tillage planter for field management, includes frame and seed metering case, the inside rotation of frame is installed the arbor, the outer wall of arbor is fixed with a plurality of rotary tillage blade, the front end of arbor is fixed with driven gear, mounted frame, gear box and seed metering case are installed on the top of frame, the output of gear box is equipped with the transmission shaft, the front end of transmission shaft is fixed with the driving gear, the driving gear pass through the intermediate gear with driven gear is connected, the outer wall of transmission shaft is fixed with the driving pulley, the driving pulley is connected with seed metering subassembly, the equidistant intercommunication in bottom of seed metering case has a plurality of seed metering pipe, and each seed metering pipe's middle part position all communicates there is the bulb.
As a further improvement of the scheme, the seed metering assembly comprises a rotating shaft, metal balls, bearing frames and driven pulleys, wherein the rotating shaft is rotatably arranged on the pair of bearing frames, the rotating shaft transversely penetrates through the whole row of spherical pipes, a plurality of metal balls are fixed on the outer wall of the rotating shaft at equal intervals, and the outer wall of each metal ball is provided with a groove.
As a further improvement of the above scheme, the driven pulley is fixed on the outer wall of the rotating shaft, and the driven pulley is in transmission connection with the driving pulley through a belt.
As a further improvement of the scheme, blind holes are formed in the bottom surfaces of the grooves, cylindrical blocks are connected to the inside of the blind holes in a sliding mode, and gaskets are fixed to the exposed ends of the cylindrical blocks.
As a further improvement of the scheme, a plurality of stop blocks are fixed on the inner wall of the outer port of the blind hole along the circumference, and a limit ring is fixed at one end of the cylindrical block extending into the blind hole.
As a further improvement of the scheme, the lifting support assembly is further arranged on the frame and comprises a worm, worm wheels, a screw rod, a hand wheel and a lifting frame, the hand wheels are fixed at the front end and the rear end of the worm, a pair of worm wheels are connected with the outer wall of the worm in a meshed mode, the screw rods are fixed at the bottom ends of the worm wheels, and the screw rods are in threaded connection with the lifting frame.
As a further improvement of the scheme, a pair of lifting frames are arranged on the front and rear outer side walls of the frame through metal guide rails, and rollers are fixed at the bottom ends of the lifting frames.
As a further improvement of the above scheme, the outer walls of the driving gear, the intermediate gear and the driven gear are covered with a housing.
As a further improvement of the scheme, a crushing rake is further arranged in the frame.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, the seed discharging assembly is arranged and comprises a rotating shaft, metal balls, a bearing frame and a driven belt pulley, wherein the driven belt pulley is fixedly connected with a driving belt pulley through a belt, so that the rotating shaft can be driven to rotate by the rotation of the driving belt pulley, a plurality of metal balls are fixed on the outer wall of the rotating shaft at equal intervals, so that the metal balls can rotate along with the rotating shaft, the outer wall of each metal ball is provided with a groove, when the grooves rotate to be communicated with the upper half section of a seed discharging pipe, crop seeds can fall and fill the inside of the grooves, when the grooves rotate to be communicated with the lower half section of the seed discharging pipe, the crop seeds can continuously fall downwards under the action of gravity and fall into a field from a discharge hole of the seed discharging pipe, and when the grooves rotate to the inner wall area of the spherical pipe, the crop seeds can not fall out; in conclusion, the intermittent seeding can be realized, the requirement of the spacing between the front and rear planting of crops can be met, the seed distribution after seeding is relatively uniform, and the later growth of the crops is facilitated.
2. According to the application, the outer wall of the rotating shaft is fixed with a plurality of metal balls at equal intervals, the outer wall of each metal ball is provided with a groove, the bottom surface of each groove is provided with a blind hole, the inside of each blind hole is connected with a cylindrical block in a sliding manner, the exposed end of each cylindrical block is fixed with a gasket, when the groove rotates to be communicated with the lower half section of the seed sowing pipe, the cylindrical block can drive the gaskets to move downwards under the self gravity of the cylindrical block, and the gaskets can clean crop seeds in the groove, so that the seeds carried in the groove each time can be completely dropped into the field, each planting site of the crop seeds is ensured to have enough quantity, and the problem that the crop seeds are easy to adhere in the groove is solved.
3. In the application, the lifting support component is also arranged on the frame and comprises a worm, a worm wheel, a screw rod, a hand wheel and a lifting frame, wherein the hand wheels are fixed at the front end and the rear end of the worm, the hand wheel can be rotated clockwise or anticlockwise, the worm can drive the worm wheel to rotate clockwise or anticlockwise, the bottom end of the worm wheel is fixed with the screw rod, and the screw rod is in threaded connection with the lifting frame, so that the lifting frame can be driven to move downwards or upwards for a certain height along the direction of the metal guide rail; after the rotary tillage planter operation is finished, the lifting frame can be downwards moved by a certain height until the roller wheel fixed at the bottom end of the lifting frame contacts the road surface, thereby facilitating the movement of the rotary tillage planter on the road surface and avoiding abrasion caused by direct contact of the rotary tillage blade with the road surface.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed for the description of 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 application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a first perspective view of the present application;
FIG. 2 is a schematic view of a second perspective view of the present application;
FIG. 3 is a schematic perspective view of the application with the housing removed;
FIG. 4 is a schematic perspective view of the partial assembly of FIG. 3 according to the present application;
FIG. 5 is a schematic perspective view of a seed metering assembly according to the present application;
FIG. 6 is a schematic diagram of a semi-sectional structure of a metal ball according to the present application;
fig. 7 is a schematic perspective view of embodiment 2 of the present application;
FIG. 8 is a schematic view of a lifting support assembly according to embodiment 2 of the present application;
FIG. 9 is an enlarged schematic view of a portion of FIG. 8A in accordance with the present application;
fig. 10 is a schematic perspective view of embodiment 3 of the present application.
The novel seed-metering device comprises a 1-frame, a 2-seed metering box, a 3-cutter shaft, a 4-rotary blade, a 5-seed metering component, a 501-rotating shaft, 502-metal balls, a 503-bearing bracket, 504-driven pulleys, 505-grooves, 506-blind holes, 507-cylindrical blocks, 508-gaskets, 509-stoppers, 510-limiting rings, a 6-lifting support component, 601-worms, 602-worm wheels, 603-screw rods, 604-hand wheels, 605-lifting brackets, 606-metal guide rails, 607-rollers, 7-driven gears, 8-suspension brackets, 9-gear boxes, 10-transmission shafts, 11-driving gears, 12-intermediate gears, 13-driving pulleys, 14-seed metering pipes, 15-spherical pipes, 16-housings and 17-crushing rakes.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
The application is further described below with reference to the accompanying drawings.
Example 1
The rotary tillage planter for field management comprises a frame 1 and a seed metering box 2, wherein a cutter shaft 3 is rotatably arranged in the frame 1, a plurality of rotary tillage blades 4 are fixed on the outer wall of the cutter shaft 3, a driven gear 7 is fixed at the front end of the cutter shaft 3, a suspension bracket 8, a gear box 9 and the seed metering box 2 are arranged at the top end of the frame 1, the input end of the gear box 9 is connected with a power output shaft of a tractor, a transmission shaft 10 is arranged at the output end of the gear box 9, a driving gear 11 is fixed at the front end of the transmission shaft 10, the driving gear 11 is connected with the driven gear 7 through an intermediate gear 12, the intermediate gear 12 is rotatably arranged on the front side wall of the frame 1 through a circular shaft, the transmission shaft 10 can drive the driving gear 11 and the driven gear 7 to rotate together, a housing 16 is jointly covered on the outer walls of the driving gear 11, the intermediate gear 12 and the driven gear 7, and the housing 16 can prevent soil from being attached to the outer walls of a gear set; the outer wall of the transmission shaft 10 is fixed with a driving belt pulley 13, the driving belt pulley 13 is connected with the seed metering assembly 5, the bottom end of the seed metering box 2 is communicated with a plurality of seed metering pipes 14 at equal intervals, the middle position of each seed metering pipe 14 is communicated with a spherical pipe 15, the upper port of the spherical pipe 15 is communicated with the upper half section of the seed metering pipe 14, and the lower port of the spherical pipe 15 is communicated with the lower half section of the seed metering pipe 14.
As shown in fig. 3, 4 and 5, the seed metering assembly 5 includes a rotation shaft 501, metal balls 502, a bearing frame 503 and a driven pulley 504, the rotation shaft 501 is rotatably mounted on a pair of bearing frames 503, the rotation shaft 501 transversely penetrates through the whole row of spherical tubes 15, the rotation shaft 501 is rotatably connected with the spherical tubes 15, a plurality of metal balls 502 are fixed on the outer wall of the rotation shaft 501 at equal intervals, and a groove 505 is formed on the outer wall of each metal ball 502; the driven pulley 504 is fixed on the outer wall of the rotating shaft 501, and the driven pulley 504 is in transmission connection with the driving pulley 13 through a belt; the rotation of the transmission shaft 10 can drive the rotation shaft 501 to rotate, the metal balls 502 can rotate along with the rotation shaft 501, the outer wall of each metal ball 502 is provided with a groove 505, when the groove 505 rotates to be communicated with the upper half section of the seed discharging pipe 14, crop seeds can fall and fill the inside of the groove 505, when the groove 505 rotates to be communicated with the lower half section of the seed discharging pipe 14, the crop seeds can continuously fall downwards under the action of gravity and fall into the field from the discharge hole of the seed discharging pipe 14, and when the groove 505 rotates to the inner wall area of the spherical pipe 15, the crop seeds cannot fall out, so that the operation is repeated, and the seeds can intermittently fall from the outlet of the seed discharging pipe 14; in addition, the rotation shaft 501 can rotate at different rotation speeds, so that the time interval for seed production is different, and the requirement of different planting intervals can be met.
However, crop seeds often adhere to the inside of the groove 505, so that the seed production is not smooth, as shown in fig. 5 and 6, blind holes 506 are formed in the bottom surface of the groove 505, cylindrical blocks 507 are slidably connected in the blind holes 506, gaskets 508 are fixed at the exposed ends of the cylindrical blocks 507, when the groove 505 rotates to be communicated with the lower half section of the seed discharging pipe 14, the cylindrical blocks 507 can drive the gaskets 508 to move downwards under the self gravity of the cylindrical blocks 507, the gaskets 508 can clean the crop seeds in the groove 505, so that the seeds carried in the groove 505 each time can be completely dropped into the field, each planting site of the crop seeds is ensured to have enough quantity, when the groove 505 rotates to be communicated with the upper half section of the seed discharging pipe 14, the cylindrical blocks 507 can completely drop into the inside of the blind holes 506 again, and the gaskets 508 can also overlap on the bottom surface of the groove 505, so that the crop seeds can not enter the groove 505, and it is required that the rotation shaft 501 rotates at a low speed, so that the influence of the centripetal force of the cylindrical blocks 507 outwards is not considered; the inner wall of the outer port of the blind hole 506 is circumferentially fixed with a plurality of stop blocks 509, one end of the cylindrical block 507 extending into the blind hole 506 is fixed with a limiting ring 510, and the stop blocks 509 and the limiting ring 510 are arranged to prevent the cylindrical block 507 from falling from the inside of the blind hole 506.
The working procedure of example 1 is: firstly pouring a certain amount of crop seeds into a seed sowing box 2, then hanging and connecting a hanging frame 8 of a rotary tillage planter with a tractor, connecting a power output shaft of the tractor with a gear box 9 of the rotary tillage planter through a universal coupling, and driving a transmission shaft 10 to rotate by the tractor, wherein a cutter shaft 3 can be driven to rotate under the transmission action of a driving gear 11, an intermediate gear 12 and a driven gear 7; when the rotating speed of a part of the rotary tillage planter reaches the rated rotating speed, the rotary tillage planter falls down, and then the rotary tillage planter walks along with the tractor, the cutter shaft 3 rotates and drives the rotary tillage blade 4 to rotate, so that the soil-entering rotary tillage soil-crushing stubble cleaning operation can be performed; the intermittent seeding can be realized by arranging the seed metering component 5 while stubble cleaning, the requirement of the planting interval before and after the crops can be met, the seed distribution after seeding is more uniform, and the later growth of the crops is facilitated.
Example 2
In the embodiment 2, on the basis of the embodiment 1, as shown in fig. 7, 8 and 9, a lifting support assembly 6 is further installed on the frame 1, the lifting support assembly 6 comprises a worm 601, a worm wheel 602, a screw 603, a hand wheel 604 and a lifting frame 605, the hand wheels 604 are fixed at the front end and the rear end of the worm 601, the outer wall of the worm 601 is in meshed connection with a pair of worm wheels 602, screw 603 are fixed at the bottom ends of the pair of worm wheels 602, screw 603 is in threaded connection with the lifting frame 605, the bottom ends of the screw 603 are rotatably installed on a bearing seat, and the bearing seat is installed on the outer wall of the frame 1; the pair of lifting frames 605 are all installed on the front and rear outer side walls of the frame 1 through metal guide rails 606, and the bottom ends of the pair of lifting frames 605 are all fixed with rollers 607.
In the working process of embodiment 2, the hand wheel 604 can be rotated clockwise or anticlockwise, and then the worm 601 can drive the worm wheel 602 to rotate clockwise or anticlockwise, the bottom end of the worm wheel 602 is fixed with the screw 603, and the screw 603 is in threaded connection with the lifting frame 605, so that the lifting frame 605 can be driven to move downwards or upwards for a certain height along the direction of the metal guide rail 606; after the rotary tillage planter finishes operation, the lifting frame 605 can be moved downwards by a certain height until the rollers 607 fixed at the bottom end of the lifting frame 605 contact the road surface, thereby facilitating the movement of the rotary tillage planter on the road surface and avoiding abrasion caused by direct contact of the rotary tillage blades 4 with the road surface; when the rotary tillage planter works, the lifting frame 605 can be moved upwards by a certain height until the rollers 607 fixed at the bottom end of the lifting frame 605 are separated from the ground, so that the rotary tillage blades 4 can enter the ground to perform rotary tillage soil breaking and stubble cleaning operations.
Example 3
Embodiment 3 on the basis of embodiment 2, as shown in fig. 10, a crushing rake 17 is further disposed in the frame 1, and the crushing rake 17 includes a plurality of rake bars disposed in parallel.
Embodiment 3 in the operation process, smash harrow 17 can further break to the soil block that the rotary tillage was gone out, can play loose soil, hold moisture, improve effects such as soil temperature, smash harrow 17 can also cover the hack on crop seed surface when breaking the soil block simultaneously, be favorable to the growth of crop seed more.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.
Claims (6)
1. A rotary tillage planter for field management, includes frame and seed metering case, its characterized in that: the novel seed metering machine comprises a frame, a rotary tillage cutter, a seed metering box, a driving gear, a driving belt pulley, a seed metering assembly and a seed metering box, wherein the cutter shaft is rotatably arranged in the frame, a plurality of rotary tillage blades are fixed on the outer wall of the cutter shaft, a driven gear is fixed at the front end of the cutter shaft, a suspension bracket, a gear box and the seed metering box are arranged at the top end of the frame, the output end of the gear box is provided with the driving shaft, the driving gear is fixed at the front end of the driving shaft and connected with the driven gear through an intermediate gear, the driving belt pulley is fixed on the outer wall of the driving shaft, the driving belt pulley is connected with the seed metering assembly, a plurality of seed metering pipes are communicated at equal intervals at the bottom end of the seed metering box, and spherical pipes are communicated at the middle position of each seed metering pipe;
the seed metering assembly comprises a rotating shaft, metal balls, a bearing frame and a driven belt pulley, wherein the rotating shaft is rotatably arranged on the pair of bearing frames, the rotating shaft transversely penetrates through the spherical pipes in the whole row, a plurality of metal balls are fixed on the outer wall of the rotating shaft at equal intervals, and a groove is formed in the outer wall of each metal ball;
blind holes are formed in the bottom surfaces of the grooves, cylindrical blocks are connected inside the blind holes in a sliding mode, and gaskets are fixed at the exposed ends of the cylindrical blocks; the inner wall of the outer port of the blind hole is fixedly provided with a plurality of stop blocks along the circumference, and one end of the cylindrical block extending into the blind hole is fixedly provided with a limiting ring.
2. A rotary tilling planter for field management according to claim 1, wherein: the driven belt pulley is fixed on the outer wall of the rotating shaft, and the driven belt pulley is in transmission connection with the driving belt pulley through a belt.
3. A rotary tilling planter for field management according to claim 1, wherein: the lifting support assembly comprises a worm, a worm wheel, a screw rod, a hand wheel and a lifting frame, wherein the hand wheel is fixed at the front end and the rear end of the worm, a pair of worm wheels are connected with the outer wall of the worm in a meshed mode, the screw rod is fixed at the bottom end of the worm wheel, and the screw rod is in threaded connection with the lifting frame.
4. A rotary tilling planter for field management according to claim 3, wherein: the lifting frames are arranged on the front and rear outer side walls of the frame through metal guide rails, and rollers are fixed at the bottom ends of the lifting frames.
5. A rotary tilling planter for field management according to claim 1, wherein: and the outer walls of the driving gear, the intermediate gear and the driven gear are covered with a housing together.
6. A rotary tilling planter for field management according to claim 1, wherein: the inside of frame still is equipped with crushing harrow.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111447336.9A CN114145087B (en) | 2021-12-01 | 2021-12-01 | Rotary tillage planter for field management |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111447336.9A CN114145087B (en) | 2021-12-01 | 2021-12-01 | Rotary tillage planter for field management |
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| CN114145087A CN114145087A (en) | 2022-03-08 |
| CN114145087B true CN114145087B (en) | 2023-10-10 |
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| CN117561843A (en) * | 2023-12-11 | 2024-02-20 | 佳木斯市潜兴农业机械研发有限公司 | Agricultural automatic multifunctional seeder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7571688B1 (en) * | 2008-04-03 | 2009-08-11 | Deere & Company | Integrated clutches for a seeding machine |
| CN208597918U (en) * | 2018-05-25 | 2019-03-15 | 滁州恒佳体育用品有限公司 | Hand lifting referee's chair |
| CN109275370A (en) * | 2018-10-31 | 2019-01-29 | 南县伟业机械制造有限公司 | A kind of multiple rows of plough device of no-tillage seeding machine |
| CN109644625B (en) * | 2019-01-09 | 2023-12-15 | 湖北双兴智能装备有限公司 | Automatic seeding device of direct seeding machine |
| CN110121987A (en) * | 2019-06-25 | 2019-08-16 | 郭屹 | A kind of wheat seeder |
| CN210406125U (en) * | 2019-08-21 | 2020-04-28 | 刘霞 | Multifunctional agricultural economic seeding operation device |
| CN210725927U (en) * | 2019-09-24 | 2020-06-12 | 安徽宏翔农业机械有限公司 | Horizontal shaft type rotary cultivator with seeding function |
| CN211019915U (en) * | 2019-11-05 | 2020-07-17 | 胡庆瑞 | Novel farming spills kind device |
| CN111903286A (en) * | 2020-08-03 | 2020-11-10 | 马鞍山鹏远电子科技有限公司 | Quantitative seeding and fertilizing device and agricultural operation machine thereof |
| CN113661894A (en) * | 2021-08-05 | 2021-11-19 | 丁乙飞 | Seedling soil ball planting equipment of moisturizing benefit fertile formula |
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