429results about "Sowing" patented technology

The invention relates to the technical field of agricultural machinery, and discloses a straw returning strip rotary tillage, ridging and pressing device which comprises a lightweight connecting frame serving as an installation foundation of the device and integrally designed to be hollowed out; the laser radar is embedded in the front end of the lightweight connecting frame and is used for scanning the advancing direction and providing topographic data; according to the device, straw returning, rotary tillage, ditching, sowing and pressing are completed at a time, integrated operation is achieved, the time consumed by multiple times of land entering operation of a traditional agricultural machine is shortened, the efficiency is improved by 30%-40%, and through laser radar terrain scanning and sensor feedback, the working efficiency is improved by 30%-40%. The rotary tillage depth, the ditching depth and the pressing pressure are automatically adjusted, the manual intervention time is shortened, terrain self-adaption is achieved, and the device has the advantages of being high in practicability and capable of achieving terrain self-adaption.

An agitation system includes a plurality of modular agitators, and each modular agitator of the plurality of modular agitators includes an agitator configured to couple to a respective modular meter of a plurality of modular meters. Each modular agitator of the plurality of modular agitators also includes an agitator drive assembly configured to drive the agitator. The agitation system also includes a controller configured to receive meter speed data from the plurality of modular meters. The controller is configured to determine an operation for the agitator of each of the plurality of modular agitators and independently control the agitator drive assembly of each of the plurality of modular agitators.

We provide an automatic sowing drone equipped with a seed protection device that improves the survival rate of seeds. [Solution] An automatic sowing drone is disclosed, which includes a storage section 1 and a flying assembly installed on the top of the storage section 1, a fixed frame 9 is fixedly attached inside the storage section 1, a lifting frame is installed inside the lifting frame so that it can slide up and down, a pressing assembly is installed at each of the four corners, two support assemblies are installed symmetrically on both sides of the lifting frame, and a plurality of stacked seed boxes 5 are installed above the two support assemblies, the seed box includes a pressing plate and a plurality of conical tubes for storing seeds fixed to the bottom of the pressing plate, and the seed box is equipped with a seed protection device made of biodegradable material. The seed box is inserted into the land through the support assembly and the pressing assembly by raising and lowering the lifting frame. The seed box provides sufficient nutrients for the seeds to grow.

An agricultural implement includes a frame including a center frame section, an intermediate frame section, and a wing frame section. A first actuator is operably coupled to the center frame section and the intermediate frame section, and a second actuator is operably coupled to the wing frame section and the intermediate frame section. A first sensor is configured to sense a position of the intermediate frame section relative to the center frame section, and a second sensor is configured to sense a position of the wing frame section relative to the intermediate frame section. A control system is configured to control the first actuator and the second actuator to adjust the position of the intermediate frame section based at least in part on the sensed position of the intermediate frame section relative to the center frame section. Related methods and control systems are also disclosed.

The invention provides a sand penis seedling cultivation method, and belongs to the technical field of sand fixation plant cultivation. The sand penis seed seedling cultivation method comprises the steps of seed collection, seed dormancy breaking, sowing, seedling raising, seedling hardening, row belt type sand barrier arrangement, target sand dune pretreatment, transplanting and the like. The invention solves the problem of lack of the sand whip seedling and artificial cultivation technology on the moving dune at present. According to the method, the seed collection cost is only 4.8-20.0% of the traditional collection cost. According to the method for cultivating the sand penis seedlings, the germination rate is 95% or above, the emergence rate is 85% or above, the average height of the sand penis on a moving dune is 30-35 cm in the same year of transplanting, and the preservation rate can reach 70% or above. The sand penis seedling cultivation method provided by the invention makes the most important step for research and development of sand penis live sand barriers.

The invention discloses a corn seeding control method based on Kalman filtering, and relates to the technical field of seeding control, and the method comprises the steps: obtaining the speed data of a seeding machine, and initializing a filtering parameter; updating a filtering parameter based on the speed data to obtain a real-time state variable, obtaining a real-time error covariance based on the filtering parameter, and obtaining a real-time Kalman gain based on the real-time error covariance and the filtering parameter; obtaining a real-time innovation covariance matrix based on the real-time state variable, and obtaining a real-time system noise covariance and a real-time observation noise covariance based on the real-time error covariance, the real-time innovation covariance matrix and the real-time Kalman gain; circulating the above steps until a first preset condition is met, and ending the circulation to obtain filtering data; the motor rotating speed of the seeding machine is obtained based on the filtering data, the seeding machine performs seeding based on the motor rotating speed, and the problem that the speed data is inaccurate due to the fact that an existing corn seeding machine processes speed information through extended Kalman filtering can be solved.

In one embodiment, an electronic system comprises a display device to display data and processing logic coupled to the display device. The processing logic is configured to determine a duty cycle of at least one sensor for sensing flow of a product or particle through a product or particle line of an agricultural implement and to determine an amount of product or particles flowing through a line of the agricultural implement based on the duty cycle of the at least one sensor.

A drop tube for dropping particulate material from an air boom assembly has, in order: a rigid elbow connectable to an air boom outlet; an upper flexible section bendable in at least a direction parallel to a direction of travel of the air boom assembly; a rigid section having an air exhaust vent in a side thereof and a deflector therein; a lower flexible section bendable in at least the direction parallel to the direction of travel; and, an exit aperture having a cross-sectional area less than a cross-sectional area of the lower flexible section of the drop tube above the exit aperture.

The invention relates to a transfer device (10) for transferring agricultural spreading material (S), in particular for transferring agricultural spreading material (S) from at least one collection device (110) for agricultural spreading material (S) to at least one measuring device (102) for determining a quantity (M) and / or mass and / or volume of the spreading material (S) to be transferred, comprising a base body (12) which carries a contact surface (14) which is configured to receive the spreading material (S) to be transferred in contact and a limiting structure (16) for limiting the contact surface (14) which is configured to prevent an unintentional loss of contact of the spreading material (S) from the contact surface (14) during transfer.

The invention discloses a semi-solid-state complex no-tillage dry direct seeding method for crop seeds. The no-tillage dry direct seeding method comprises the following steps: S1, keeping a water layer of 1cm-5cm in a ditch, and paving straws obtained by harvesting preceding crops on a ditch surface; S2, applying a base fertilizer on the ditch surface paved with the straws and cleaning the ditch; S3, seeding the crop seeds on the ditch surface, and mixing the crop seeds with semi-solid-state biomass materials, a compound fertilizer and a biopesticide before seeding before seeding seeds, wherein the mixing mass ratio is that the crop seeds to the semi-solid-state biomass materials to the biopesticide is (1-10) to (70-800) to (1-3), and the moisture content of the semi-solid-state biomass materials is 40%-80%; and S4, after seeding the seeds, keeping the ditch surface at a dry state for 3-7 days. According to the semi-solid-state complex no-tillage dry direct seeding method, tillage and combustion of winter crop straws are not carried out, a whole land of field immersing water is not used for irrigation and the water immerses after the seeding, and the biological benefits are obvious; the working energy consumption is reduced, stubbles are not killed by pesticides, haze is reduced and the irrigation water is reduced.

Seed on-demand system for granular material comprising at least one storage container for granular material, at least one fan to provide a conveyor air flow, and a distributing device with a distributor housing which is designed to receive material from the storage container by means of a material inlet opening and has a conveyor air opening to direct the conveyor air flow in the direction of the material received to generate a mixed flow of conveyor air and material, and at least one distributing segment which forms at least one first conduit with a first receiving opening and a first outlet opening, wherein the conduit is arranged to receive at least a part of the mixed flow by means of the receiving opening and to discharge it from the outlet opening. To avoid disturbances in the distribution of the material and simultaneously generate the mixed flow in an energy-efficient manner, it is provided that at least one stirring element is arranged between the material inlet opening and the first receiving opening to loosen the material in the area where the conveyor air flow is directed onto the material.

An agricultural machine includes a soil strength generation system that generates an output indicator of soil strength. A control system generates on action signal based on the soil strength.

The invention discloses a corn planter in-field path planning method for soil mechanical compaction and reduction, and relates to the technical field of agricultural machinery path planning. The invention aims to solve the problems that the existing corn planter path planning method is low in seeding efficiency and the growth of corn crops is influenced by multiple times of soil compaction. The method comprises the following steps: acquiring in-field furrow information and boundary point information of irregular field parcels, clustering the irregular field parcels, and dividing the irregular field parcels into a plurality of regular field parcels; setting a seed and fertilizer supplementing point position in each regular field; and planning the global seeding path based on the position of the seed fertilizer supplement point to obtain a final seeding path. The method is used for planning the corn seeding path.

The invention provides a full-row-spacing strip tillage machine and a method for realizing full-row-spacing seeding. A full-row-spacing strip tillage machine comprises a machine frame, a subsoiler, a subsoiler base, a lower suspension, a grass poking wheel, an adjusting land wheel, an upper suspension, a main gear box, an oil tank, a radiator, a pressing roller transmission box, a hydraulic motor, a pressing roller cover plate, a pressing roller, a pressing roller support, a side transmission box, a side plate, an adjusting land wheel installation base, a transmission shaft, a strip tillage cutter roller, a strip tillage cutter, a strip tillage cutter shaft and a hydraulic pump. According to the strip tillage machine, the two small strip tillage belts are adopted, the small leisure belt is clamped between the two small strip tillage belts, a large strip tillage belt and a large leisure belt of a traditional strip tillage machine are replaced, a farmer can find the corresponding sowing position on the strip tillage belt from 400-700 in the ridge distance, the problems that the ridge distance of the farmer is not uniform, and sowing is difficult are solved flexibly, and a foundation is laid for wide popularization of strip tillage protective tillage. By means of the machine tool and the method, full-row-spacing strip tillage operation can be achieved, full-ridge-spacing seeding operation is achieved on the basis, the problems that farmers are different in ridge spacing and difficult in operation are solved, and wide-narrow-row protective tillage is more operable.

The invention relates to a towed agricultural working machine (10) for tilling the soil and / or for spreading agricultural material, comprising a frame structure (16) which has a pulling device (18) on a front side and a chassis (20) on a rear side, wherein the pulling device (18) is configured to absorb an operating tractive force (FZ) of a tractor in the direction of travel (VR) and / or to transfer an operating support load (FS) of the working machine (10) to the tractor, wherein the chassis (20) has at least two support devices (22) which are provided for transferring an operating wheel load (FR) of the working machine (10) to the ground, and wherein a coupling device (24) is arranged on the frame structure (16) on the rear side, on which coupling device a soil tilling and / or sowing device (12; 14) having a support frame (26) is received.To optimise the weight distribution, the working machine (10) is characterised by a support wheel device (40) arranged at the rear of the soil tillage and / or sowing device (12; 14). The invention also relates to a method for shifting weight on a towed agricultural working machine (10).

The invention discloses a seeder real-time dynamic differential positioning and control system based on Beidou navigation, and relates to the technical field of high-precision positioning, and the system obtains the real-time information of a seeder with centimeter-level precision through a Beidou real-time dynamic differential positioning module receiver; a three-dimensional space trajectory is generated through a path prediction module; the shared preamble conditioning unit array module array actively performs micro seedbed pretreatment in the corresponding path area according to the predicted trajectory; the load prediction module fuses the real-time resistance feedback signal with the position information, and predicts the change trend of the load to be encountered by the whole machine; and the dynamic control module is used for generating and executing a predictive adjustment instruction for the overall operation parameters of the seeding machine in a feedforward mode according to the load prediction, and the dynamic control module is used for generating and executing the predictive adjustment instruction for the overall operation parameters of the seeding machine through active microenvironment molding under the guidance of a predictive path and predictive dynamic control based on physical interaction feedback. The seeding quality consistency, the machine operation stability and the energy efficiency are obviously improved, and precise seeding is realized.

An aperture assembly for use with a subsurface ejection vessel includes an electromagnet, a first dynamic aperture, a second dynamic aperture, a hollow shaft injection drill bit, a third dynamic aperture, collar perforations, and closed window apertures. The electromagnet actuates a closing of the first dynamic aperture. The electromagnet actuates an opening of the second dynamic aperture. The third dynamic aperture dynamically opens when triggered by a first pre-determined depth achievement counting by the encoder of the lead screw or distance traveled by a platform (505A) triggered by the limit switch that are communicated to the AI robot, the computer, and the PLC. The third dynamic aperture dynamically opens when the camera lens has a second pre-determined depth penetration of the hollow shaft injection drill bit and that the limit switch information is communicated to the computer, or the PLC.

The reservoir bank hydro-fluctuation belt slope protection system based on the concrete checks comprises a plurality of slope protection frame bodies arranged on a slope body, a plurality of first grid grooves are formed in each slope protection frame body, the top of each first grid groove is lower than the top of the corresponding slope protection frame body, and filling bricks are arranged in the first grid grooves; each filling brick comprises a pre-cast ecological concrete layer, a U-shaped lifting frame is arranged at the bottom end of the grid framework, a cast-in-place ecological concrete layer covers the upper portions of the filling bricks in the slope protection frame bodies, and the problems that the labor intensity is high and the complexity is high when slope protection plants are artificially planted and maintained are solved.

A pneumatic conveying device for conveying granular material, in particular seeds and / or fertilizer, includes at least one blower with at least one outlet, to which the at least one main air supply line is connected, into which flows an air flow generated by the blower. The at least one main air supply line leads into an air inlet of an air distribution device for controlling the volumetric air flow. The air distribution device has an even number of air outlets, to which the respective one connecting line is connected, to which a metering device for supplying the granular material is connected. The air distribution device is embodied as a cylindrical housing with a rotary slide valve arranged therein, which is equipped for changing an outlet cross-section of the air outlets in order to manipulate the supplied volumetric air flow for transporting the granular material coming from the respective metering device.

The utility model discloses a mechanical structure for covering soil on a film, which belongs to the technical field of agricultural seeding machines, solves the problem that a soil covering mechanical structure in the prior art is easy to block and is frequently shut down for cleaning, and adopts the technical scheme that the mechanical structure mainly comprises a traction frame, and two transverse sides of the traction frame are respectively provided with a soil shifting component; a soil blocking component is further arranged on the traction frame and located between the two soil shifting components, the soil blocking component and the soil shifting components are arranged at intervals to form a film covering soil channel, a soil guiding component is arranged at the downstream position of the soil blocking component, and a distance is kept between the bottom of the soil guiding component and the upper surface of a film to limit the maximum height of film covering soil. The soil guide component is obliquely arranged towards the outside of the film towards one side deviating from the advancing direction, so that soil exceeding the preset soil covering height is guided out of the film. According to the utility model, the blockage of a soil covering mechanical structure is mainly and effectively reduced, the frequency of shutdown cleaning is reduced, and the working efficiency is improved. The utility model also aims to disclose an agricultural seeding machine.

An agricultural machine includes a soil strength generation system that generates an output indicator of soil strength. A control system generates on action signal based on the soil strength.

The invention relates to the technical field of flue-cured tobacco planting, in particular to a two-year triple cropping flue-cured tobacco cultivation method, which adopts flue-cured tobacco-oilseed rape-corn rotation, flue-cured tobacco-oilseed rape-upland rice rotation or flue-cured tobacco-oilseed rape-buckwheat rotation. By means of the flue-cured tobacco cultivation method, the soil environment for flue-cured tobacco planting can be improved to a large extent, and the quality and yield of flue-cured tobacco are further improved.

A soil measure, such as a soil cone index, and a vehicle index indicating the amount of force the vehicle exerts on the ground as it travels over the ground, are obtained and compared to identify a soil damage score. The soil damage score can be mapped over a field and an agricultural vehicle can be controlled based upon the soil damage score.

A metering assembly for distribution of agricultural product includes a transfer chamber having an open upper end for receiving product into a chamber interior, and a chamber width extending along a lateral axis. The metering assembly further includes a plurality of metering devices coupled to the transfer chamber. Each metering device has a rotary propelling member with a protruding portion that protrudes into the chamber interior and a meter outlet external the chamber. The metering devices are arranged in pairs, each pair including a first metering device of the plurality of metering devices and a second metering device of the plurality of metering devices. The protruding portions of the first and second metering devices of each pair are spaced apart from one another on opposite sides of the lateral axis.

The invention provides a slope ecological greening construction method based on soil improvement and a monitoring system, and is suitable for the technical field of slope greening construction. The method comprises the steps of plant-fungus combination selection, slope protection structure construction, hypha system construction, unmanned aerial vehicle sowing, earth surface film mulching and dynamic maintenance regulation and control. A mycorrhizal network is constructed by taking arbuscular mycorrhizal fungi and ectomycorrhizal fungi as cores, a mycelium fiber network is formed, and the soil fixation capability is enhanced by the cohesive force between the fiber network and soil and the strength of fibers; the stability of soil aggregates is improved through glomalin secreted by hyphae, and the corrosion resistance of the soil is further improved; a water-retaining agent is added, so that the water-retaining property of the backfill soil is improved while early-stage growth of green vegetation and a hypha network is guaranteed; finally, the unmanned aerial vehicle carries a multispectral camera and a radar for cooperative scanning, rapidly and accurately monitors the soil moisture content, sets a soil moisture content warning value, reminds maintenance personnel to irrigate and maintains long-term survival of vegetation.

The invention relates to the technical field of seed sowing, in particular to a small seed sowing method and a seed bowl tray, and the small seed sowing method comprises the following steps: firstly purifying and pelleting small seeds, then sowing the pretreated seeds in the seed bowl tray, and finally sowing the seeds in a field by adopting a double-film technology. According to the invention, the small seeds are sown in the seed bowl plate made of the degradable material, and a double-layer plastic film mulching technology is combined, so that the problems that weeds jump out of film holes and seedlings are brought out during weeding are effectively avoided, and the emergence rate of the small seeds is greatly improved; the sowing method of the small-grain seeds has the advantages of being low in seedling raising cost, good in sowing straight root system, good in yield and excellent in quality.

An agricultural implement (12) has a frame supported on pneumatic tires (32) and row units (20) carried by the frame. The row units are movable between a lowered position in contact with the ground and a raised position clear of the ground. At least one weight sensor generates a signal indicative of the weight supported by at least one the tires. A central tire inflation system (CTIS) includes a processor and non-transitory computer-readable storage medium storing instructions. The CITS sets a system minimum tire pressure based on weight data received from the weight sensor when the row units are in the raised position. The CTIS subsequently monitors and adjusts the pressure of the air in the tires (32) when the implement is used in the field without allowing the tire pressures to fall below the set system minimum tire pressure.

A blower on an air cart generates air flow to carry material to a tool, for delivery to a furrow in a field. The blower receives hydraulic flow from a hydraulic source on a towing vehicle. A control system controls blower speed based on a rate of application of the material.

The invention relates to an agricultural machine comprising a first frame section having at least one base frame and two row units mounted on the base frame by means of a displacement device, wherein the displacement device is configured to change a row spacing of the row units. The invention is characterized in that the displacement device has at least one first displacement unit configured to displace one of the row units relative to the base frame and a second displacement unit configured to displace this one row unit relative to the base frame and / or relative to the first displacement unit.

The invention relates to an agricultural machine (A) for cultivating soil (B) and / or for incorporating agricultural material into soil (B) by means of at least one tool device (10) which is adjustable, wherein the at least one tool device (10) comprises at least one tool assembly (100; 200; 300) and a functional unit (400), wherein the functional unit (400) comprises a support unit (410) with a tool element (420) for contacting the soil (B) in order to guide the at least one tool assembly (100; 200; 300) in a defined position relative to the soil (B) and / or to determine an actual operating state which is assigned to the at least one tool device (10), wherein the tool element (420) is movably coupled to the support unit (410) by means of a bearing unit (430; 440; 450), wherein the bearing unit (430; 440;450) is designed in multiple stages, and wherein at least one sensor device (500) is assigned for detecting at least one operating parameter of the bearing unit (430; 440; 450) and / or the support unit (410) and / or the tool element (420). The invention further relates to a method for operating an agricultural machine (A).