430results about "Fertiliser equipments" patented technology

The invention discloses a seeding monomer seeding depth and suppression control method and a control device thereof.The method comprises the steps that control parameter data are obtained, and the control parameter data comprise a seeding mode and / or suppression / pressing parameters; determining an operation mode based on the control parameter data; when the operation mode is a downward pressing mode and a pressing mode, a pressing hydraulic cylinder and a downward pressing hydraulic cylinder are adjusted to stretch and retract in real time based on data collected by a pressing force sensor and data collected by a downward pressing force sensor, so that target pressing force and target downward pressing force are kept; and when the operation mode is a pressing / pressing cooperation mode, data collected by the pressing force sensor and the pressing force sensor are obtained at the same time, and the pressing hydraulic cylinder and the pressing hydraulic cylinder stretch out and draw back at the same time, so that the target pressing force and the target pressing force are kept. According to the scheme, on-demand switching of the pressing mode, the pressing mode and the pressing / pressing cooperation mode can be achieved, and compared with a fixed mode in the prior art, higher adaptability and flexibility are achieved.

The invention discloses a single seed taking mechanism for a garlic planter, belonging to the field of planters. The mechanism comprises at least one seed taking driven shaft and one seed taking driving shaft, wherein the seed taking driven shaft is provided with at least one sprocket wheel or pulley A, and the seed taking driving shaft is provided with at least one sprocket wheel or pulley B, wherein the sprocket wheel or pulley A is connected with the corresponding sprocket wheel or pulley B through a chain or a synchronous belt A, and a supporting plate is fixedly provided on the chain or the synchronous belt A, wherein the seed taking driven shaft and the seed taking driving shaft are rotated in the positive direction through a driving mechanism, and further comprises a garlic sowing mechanism, wherein the garlic sowing mechanism comprises a first garlic sowing shaft, wherein a flexible garlic sowing plate is provided on the first garlic sowing shaft, and wherein the first garlic sowing shaft is rotated in the reverse direction through a driving mechanism and a direction changing mechanism. The invention realizes the single seed taking of the seed taking mechanism, so that the garlic sowing machine meets the agronomic requirements of garlic sowing.

The invention discloses a self-propelled seeding machine suitable for trench crops. The self-propelled seeding machine comprises a moving vehicle body and a transmission frame body assembly connected with the moving vehicle body in the advancing direction, a meshing driving assembly is arranged at the bottom of the movable vehicle body; an adjustable discharging disc assembly is arranged on the upper portion, close to the front end, of the transmission frame body assembly. The pointed cone seeding head assembly is arranged at the lower part, close to the front end, of the transmission frame body assembly, and the bottom of the adjustable discharging disc assembly is communicated with the pointed cone seeding head assembly; the pointed cone seeding head assembly comprises an extension frame assembly and a covering film covering the extension frame assembly. By improving the seeding technology and the mechanical structure of the seeding machine, namely, under the action of the meshing driving assembly, the walking state of the vehicle body is matched with the running state of the transmission frame body assembly, so that the seeding speed can be adaptively adjusted along with the walking speed of the vehicle body when seeding is carried out in mountainous regions and between furrows; and the conditions that the seeding spacing of the seeds is not uniform, and each hole contains various seeds or few seeds are effectively avoided.

A method for grouping hydraulic functions associated with an agricultural implement includes accessing parameter data associated with hydraulic fluid used to drive a plurality of hydraulic functions of the implement, the hydraulic fluid being supplied from one of at least two pumps. The method also includes determining delivery pump pressures for the pumps for each of a plurality of different pump / function combinations based at least in part on the hydraulic parameter data and determining a power parameter requirement for the pumps for each of the different pump / function combinations based at least in part on the delivery pump pressures. In addition, the method includes selecting a desired pump / function combination based at least in part on the power parameter requirement; and controlling an operation of a plurality of switching valves such that the hydraulic fluid is supplied for driving the hydraulic functions in accordance with the desired pump / function combination.

The invention relates to the technical field of agricultural machinery, and particularly discloses a finger clamp type seed sowing device which comprises a shell, an outer cover, a transmission shaft and a driven chain wheel, and further comprises a plurality of seed clamping and sowing combination bodies arranged in the circumferential direction of the transmission shaft, each seed clamping and sowing combination body comprises a low clamp, a finger clamp and a torsional spring, the low clamp comprises a hollow pipe, and the finger clamp is arranged in the hollow pipe; the axial direction of the hollow pipe is the same as the radial direction of the transmission shaft, one end of the hollow pipe is fixedly provided with a low clamping piece, and the other end of the hollow pipe is fixedly provided with a low clamping seed-metering shifting fork and a low clamping seed-filling shifting fork; the finger clamp comprises a connecting rod, the connecting rod penetrates through the hollow pipe, the finger clamp is fixedly arranged at one end of the connecting rod, and a finger clamp shifting fork is fixedly arranged at the other end of the connecting rod; according to the finger clamping type seed-metering device, the finger clamping piece and the low clamping piece are used for clamping seeds, a double-clamping-piece clamping mode is adopted, and compared with an existing single-finger pressing and pushing type finger clamping type seed-metering device, the clamping force between the seeds and the finger clamping piece and the clamping force between the seeds and the low clamping piece are moderate, and the seeds are not prone to being damaged.

The invention provides a method for monitoring operation information of a rice precision hill-drop planter, which comprises the following steps of: initializing each controller of the rice precision hill-drop planter, if the initialization is completed, entering the next step, otherwise, continuously giving an alarm; the method comprises the following steps: acquiring data through an infrared photoelectric sensor array, optimizing the data acquired by the infrared photoelectric sensor array by using a Kalman filtering algorithm, and further acquiring the seed allowance of a seed metering box; judging whether the seeds are blocked or not according to the change time of the seed allowance calibrated in advance, and if the seeds are blocked, prompting through a human-computer interaction interface and giving an alarm; and the gear of the power output device and the groove width of the seed-metering wheel of the seed-metering device are readjusted. The invention further provides a monitoring system for the operation information of the rice precision hill planter, the infrared photoelectric distance measuring sensor array monitors the remaining amount of seeds in the seed metering box and the blockage condition in real time, the Kalman filtering algorithm is used for optimizing data, the height error measured by the fitting surface is small, and the data of the remaining amount of the seeds is more accurate.

A method for grouping hydraulic functions associated with an agricultural implement includes accessing parameter data associated with hydraulic fluid used to drive a plurality of hydraulic functions of the implement, the hydraulic fluid being supplied from one of at least two pumps. The method also includes determining delivery pump pressures for the pumps for each of a plurality of different pump / function combinations based at least in part on the hydraulic parameter data and determining a power parameter requirement for the pumps for each of the different pump / function combinations based at least in part on the delivery pump pressures. In addition, the method includes selecting a desired pump / function combination based at least in part on the power parameter requirement, and controlling an operation of a plurality of switching valves such that the hydraulic fluid is supplied for driving the hydraulic functions in accordance with the desired pump / function combination.

The utility model relates to a small-sized seeder based on air suction technology, which comprises a rack, and further comprises an air pump, a seed feeding mechanism and a ditching unit which are arranged on the rack, and the seed feeding mechanism comprises an air suction shaft controlled by a driving motor, a seed metering device, a hopper and a seed receiving hopper; the air suction shaft is communicated with the air pump, the air suction shaft is communicated with a plurality of seed-metering devices, each seed-metering device is provided with a plurality of air suction hole groups with different diameters, and each air suction hole group comprises a plurality of air suction holes which are uniformly distributed along the circumferential surface of the seed-metering device; the lower part of the seed-metering device is arranged in a hopper, a seed receiving hopper is arranged on one side of the hopper, and seeds in the hopper are transferred into the seed receiving hopper through the seed-metering device; the furrowing unit comprises a plurality of furrow openers which can be movably arranged on the rack up, down, left and right, each furrow opener comprises a furrow opener body and a seeding hard pipe, and a seeding hose is communicated between the seeding hard pipe and the seed receiving hopper. According to the utility model, a series of operations such as ditching, seed metering, soil covering and pressing can be effectively carried out, so that the accurate sowing of specified vegetable seeds is realized.

The invention relates to a control system and method for a seeding and fertilizing integrated seeder, and belongs to the technical field of agricultural machineries, the control system comprises a driving assembly which comprises a seeding motor driver, a seeding motor, a fertilizing motor driver and a fertilizing motor; the seeding motor driver and the seeding motor are mounted on the seeding disc; the fertilization motor driver and the fertilization motor are mounted on the fertilization disc; a sensing assembly; the controller is mounted on the seeder rack; and the Internet of Things cloud platform realizes cooperative control of fertilization operation and seeding operation. The control method comprises the steps that the vehicle-mounted power supply supplies power to the motion controller, and the motion controller determines a speed value; the motion controller adjusts the rotating speeds of the fertilizing motor and the seeding motor according to the speed values, and the two motors are cooperatively controlled; the motion controller sends the data to the Internet of Things cloud platform; the seeder completes seeding. According to the invention, the seeder has intelligent decision-making and remote monitoring capabilities, the seeding precision and efficiency of the seeder in the whole process are improved, and the intelligent degree is improved.

The invention relates to the technical field of grassland desertification restoration, in particular to ecological grassland desertification restoration reseeding equipment, and solves the problems that when grass seed reseeding is carried out on a desertification grassland in the prior art, a rotary drilling mode is adopted for fixed-point seeding of grass seeds, the seeding depth and the seeding quantity are inconvenient to control, and the seeding efficiency is low due to the fact that the rotary drilling depth is manually controlled. Comprising a synchronous driving mechanism, rotary drill guiding mechanisms and quantitative discharging mechanisms, the multiple rotary drill guiding mechanisms are installed on the inner side of the synchronous driving mechanism, the quantitative discharging mechanism is installed on one side of each rotary drill guiding mechanism, and each rotary drill guiding mechanism comprises a hollow transmission rod; a hollow spiral drill rod is fixedly installed at the bottom end of the hollow transmission rod, and a center drill bit is movably installed on the inner side of the bottom end of the hollow spiral drill rod. By adopting an automatic rotary drilling and seeding mode, the seeding quality and the seeding efficiency of grass seeds can be effectively improved, and the seeding depth of the grass seeds can be conveniently controlled.

A seed distributor for a seeding train of an agricultural seeding machine. The distributor has a seed disk formed on a first toothed wheel, the teeth of which mesh with the respective teeth of a second toothed wheel which in turn carries a seed transport belt. The set of gears of the distributor are driven by a single motor.

The utility model belongs to the field of seed-metering devices, particularly relates to an air-blowing and electric-driven seed-metering device of a compound seeding machine, and aims to solve the problems that an existing spoon-type seed-metering device finger clamp seed-metering device cannot adapt to high-speed seeding, an air-blowing seed-metering device cannot be developed in China at present, all seeding machines corresponding to the first three seed-metering devices adopt a land wheel transmission technology, and the seeding efficiency is low. In order to solve the problem that land wheels are easy to slip if running at a high speed under high load or working land is wet and slippery, the utility model provides the following scheme that the seeding device comprises a seed box, a seeding wheel and a display mounted in a tractor cab, the seeding wheel can be mounted through a mounting mechanism, and the seed landing speed can be increased through an air blowing mechanism; according to the invention, a good seeding effect is achieved, the complexity, failure rate, cost and weight of a transmission system are reduced through centralized driving, the continuity of operation and the purchase cost of agricultural implements are ensured under the requirement of high-strength operation, all seeding trays can be replaced once, and the working efficiency is high when crops are switched.

The invention relates to the field of agricultural machinery, in particular to an air suction type precision seed sowing device based on coaxial transmission. Comprising an air-suction type seed metering mechanism and a seed guiding mechanism which are connected through a planetary gear mechanism, a planet carrier of the planetary gear mechanism is fixedly connected with a seed suction disc of the air suction type seed metering mechanism, and a sun gear of the planetary gear mechanism is fixedly connected with a seed guide belt wheel of the seed guide mechanism; the seed suction ports of the seed suction disc and the seed guide belt have the same linear speed, and the distance between the two adjacent seed suction ports on the seed suction disc is equal to the distance between the two adjacent seed guide partition plates on the seed guide belt. Only one power input shaft is needed to simultaneously drive the seed suction disc and the seed guide belt wheel to coaxially and differentially rotate, the rotating speed ratio of the seed suction disc to the seed guide belt wheel can be strictly controlled, the radius ratio of the seed suction disc to the seed guide belt wheel is designed, so that the linear speed of a seed suction opening is the same as that of a seed guide belt, seeds adsorbed on the seed suction disc can be accurately transferred to the seed guide belt, and the seed suction disc is prevented from being damaged. The seed guide belt conveys the seeds to the ground all the time, so that precise seeding is realized.

The invention discloses a radish planting harvester. The radish planting harvester comprises a mounting frame and a harvesting and conveying assembly assembled on the frame. The planting assembly and the storage assembly are selectively installed behind the harvesting and conveying assembly. The harvesting and conveying assembly comprises two sets of adjusting supports, two sets of inclination angle adjusting mechanisms and two sets of conveying mechanisms, the adjusting supports are rotationally installed on the frame, the inclination angle adjusting mechanisms are in linkage with the adjusting supports, and the two sets of conveying mechanisms are assembled on the adjusting supports respectively. The planting assembly comprises a detachable mounting bracket A, and a ditching hoe, a seeding mechanism and a soil covering mechanism are sequentially assembled on the mounting bracket A; the storage assembly comprises a mounting bracket B and a storage box, and the mounting bracket B is also detachably fixed on the frame. The driving assembly is assembled on the frame and is connected with the transmission mechanism, and the seeding mechanism is in power connection with the driving assembly in a detachable manner. The device has the beneficial effects of reducing the equipment cost, improving the working efficiency and enhancing the stability, and a more efficient and economical solution is provided for modern agriculture.

The transmission structure comprises a driving assembly, a rotary tillage mechanism, a first transmission assembly, a fertilizer discharging mechanism, a second transmission assembly and a seed discharging mechanism, the driving assembly is provided with a first driving end and a second driving end, the rotary tillage mechanism is connected to the first driving end, and the second driving end is connected with the input end of the first transmission assembly; the first transmission assembly is provided with a first transmission part and a second transmission part which are rotatably arranged, the fertilizer discharging mechanism is connected with the first transmission part, the second transmission part is connected with the input end of the second transmission assembly, and the seed discharging mechanism is connected to the output end of the second transmission assembly. Therefore, the driving assembly is used as a unique driving source to drive the rotary tillage mechanism, the fertilizer discharging mechanism and the seed discharging mechanism to rotate during rotation, and the situation that the seeder cannot work due to soil adhesion can be effectively avoided; the transmission synchronism is good, multiple functions of rotary tillage, fertilizer discharging, seed discharging and the like can be achieved at the same time at a time, and the farming operation efficiency is improved.

The utility model provides a seeder convenient to quantify, and relates to the technical field of cotton seeding, the seeder convenient to quantify comprises a vehicle body frame and a seeding assembly, an anti-spill assembly is arranged on the upper portion of the vehicle body frame, the anti-spill assembly comprises a stock bin, and a one-way cover plate is rotatably connected to an end opening of the stock bin; according to the seeding machine convenient to quantify, the one-way cover plate is rotated towards the stock bin, so that the one-way cover plate is limited, the end opening of the stock bin is opened for seed filling, the one-way cover plate is rotated towards the stock bin, a spring telescopic rod is elastically connected between the one-way cover plate and the inner wall of the stock bin, an arc-shaped sliding groove is formed in the inner side wall of the stock bin, and a spring bead is arranged in the arc-shaped sliding groove. When a user rolls over the vehicle body due to hand slipping and blurring, under the action of the spring telescopic rod, the one-way cover plate is always closed at the end opening of the stock bin, so that the problem that the follow-up seeding progress is affected due to the fact that the seeding machine rolls over, and seeds in the seeding machine are scattered on the ground is solved.

The invention relates to a centrifugal seed uniformizing-double-hole interaction type corn plot precision seed-metering device which comprises a seed-metering device front shell, a hole rotating disc, a suction hole disc, a fixed disc, a tooth type seed conveying wheel, a driving shaft, a connecting key, a seed-metering device rear shell, a fixed pin shaft, a ridge shaft, a driving gear and a centrifugal wheel. The hole rotating disc, the suction hole disc, the fixed disc and the centrifugal wheel jointly form a centrifugal seed distribution-double-hole interaction seed cavity seed filling area, the hole rotating disc, the fixed disc and the suction hole disc are coaxially mounted, the hole rotating disc and the tooth type seed conveying wheel are fixedly connected and synchronously rotate, and the suction hole disc is fixed; the seed-metering device adopts a double-shaft driving mode, a driving shaft and a ridge shaft are independently installed and do not influence each other, a driving gear is installed on the driving shaft and meshed with an inner gear ring of a tooth type seed conveying wheel, and a centrifugal wheel is installed on the ridge shaft. According to the invention, a centrifugal seed uniformizing-composite seed filling mode is adopted, disorderly stacked corn seeds move orderly, and the airflow suction holes act on corns together, so that the seed filling effect is improved.

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 solidification sowing method for a side slope grass planting area aims at solving the problems that in the solidification project of the side slope grass planting area, manual sowing efficiency is low, uniformity is poor, the method is difficult to adapt to complex side slope terrains, and labor intensity is high. Conventional mechanical sowing faces the problems that the sowing amount cannot be flexibly adjusted, and the slope solidification effect can be reduced due to continuous seed conveying. The method comprises the following steps that seeds are poured into a seed storage barrel, a corner motor drives a driving drive plate to rotate, the upper side wall of a fixed barrel communicates with the seed storage barrel, a five-groove wheel is driven to rotate when a round pin of the driving drive plate is embedded into a wheel groove of the five-groove wheel, and then a shaft A and a seed conveying roller are driven to rotate; air flow generated by the air blower enters the air blowing cylinder, seeds falling from the seed conveying cylinder to the air blowing cylinder are blown to a side slope, an operator pushes the supporting assembly with the universal wheels through the pushing handle, the device flexibly moves on the side slope, and uniform sowing is completed. The device is used for solidifying and sowing in the side slope grass planting area.

The utility model provides a feeding amount adjusting device of a seeding machine, and relates to the technical field of seeding machines. The feeding device comprises a sleeve shell, an adjusting knob, a motor, a threaded adjusting rod, a driving gear, a rotating wheel, a guide rotating sleeve, a seed metering groove wheel, a seed carrying plate, a pushing and pressing block and a traction spring; an adjusting knob is welded to the right end of the threaded adjusting rod; a seed carrying plate is welded and connected to the top end of the traction spring, and a seed metering grooved wheel is welded and connected to the bottom end of the traction spring; a rotating wheel is welded to the left side face of the seed-metering grooved wheel, a guide rotating sleeve is welded to the right side face of the seed-metering grooved wheel, and the guide rotating sleeve is in sliding connection with a pushing and pressing block; through the arrangement of a threaded adjusting rod, a pushing and pressing block, a guide rotating sleeve, a seed carrying plate and a seed metering groove wheel, the adjustment work of the seed conveying and feeding capacity in a groove of the seed metering groove wheel is achieved, and the problem that a traditional seeder cannot flexibly adjust the seed feeding capacity according to the seeding quantity requirement is solved.

The utility model belongs to the field of oil injection and pressure relief structures, and particularly relates to an oil injection and pressure relief structure for a driven carrier roller of a soil feeding chain of a full-film planter, which comprises a carrier roller shell, a bearing is arranged in the carrier roller shell, a carrier roller shaft is arranged in the bearing in a penetrating manner, and glands are mounted at two ends of the carrier roller shell through bolts. And the carrier roller shaft penetrates through the gland and is rotationally connected with the gland. The roller carrier shaft is provided with the holes in the two sides, the axial holes and the radial holes are formed in the two sides of the roller carrier shaft respectively and communicated, the axial holes in the two sides of the roller carrier shaft are not communicated, the axes of the two radial holes are distributed in a 90-degree mode, and the two sides of the roller carrier shaft are provided with the threaded installation holes of the straight-through type oil injection cup and the pressure release valve. And one end of the straight-through type oil injection cup and one end of the pressure release valve are arranged, so that grease and lubricating grease can be easily injected into the driven carrier roller more reliably, and the service life is prolonged.

The utility model discloses a wheat breeding garden single-row single-grain seeder, and particularly relates to the technical field of wheat breeding, the wheat breeding garden single-row single-grain seeder comprises a material storage box, four universal wheels and a base, the bottom end of the material storage box is fixedly connected with the base, the four universal wheels are respectively and fixedly arranged at four corners of the bottom end of the material storage box, a material guide plate is fixedly connected inside the material storage box, and the material guide plate is fixedly connected with the base. And the bottom end of the material guide plate fixedly communicates with a material guide barrel, the bottom end of the material guide barrel fixedly communicates with a vertical pipe, the bottom end of the vertical pipe penetrates through the base, one side of the material storage box is fixedly connected with a transverse plate, and a soil covering assembly is arranged at the bottom of the transverse plate. According to the wheat seed covering device, one extrusion sleeve is rotated to be away from the supporting frame, then the supporting frame is moved downwards, the scraper knife is driven to move downwards, when the storage box moves horizontally, the base can drive the scraper knife to move horizontally, the scraper knife covers wheat seeds with soil, the structure is simple, the wheat seeds can be covered with soil conveniently, and the using effect is good.

The invention provides an electric air-suction type high-efficiency high-seed-throwing-rate multifunctional seeder which is driven by a tractor, the tractor is matched with a high-power generator, and the output voltage of the high-power generator is determined by the number of seeding monomers; and each seeding unit adopts an independent electric fan and an air suction type seeding device. According to the invention, the conditions that the existing air suction type seeding machine is of a power output driving fan structure, is influenced by the size of an accelerator of a tractor and clutch switching during gear shifting, often causes the phenomena of seed loss and miss seeding due to unstable wind power or wind power interruption, and does not have a matched air suction type seeding machine model below 90 horsepower are changed. Compared with a traditional air suction type seeding machine, the air suction type seeding machine can normally work in the field without reseeding, can save 2000-3000 seeds every day, can normally work when the rotating speed of a tractor is 900 revolutions or above, and can save fuel cost by 30% or above every day compared with the traditional air suction type seeding machine.

The invention relates to the technical field of peanut planting devices, in particular to a peanut dibble seeding device which comprises a sweeping board, two mounting seats are mounted at the front end of the sweeping board, and a first rotating shaft is rotatably mounted between the two mounting seats; a through groove is formed in the middle of the vehicle plate, a seeding mechanism is arranged above the through groove, and a transmission assembly is arranged between the seeding mechanism and the first rotating shaft; the seeding mechanism comprises a plurality of seeding assemblies, each seeding assembly comprises a discharging assembly, and the bottom of each discharging assembly is connected with a material guiding assembly; the discharging assembly comprises a material taking roller, a material taking groove is formed in the periphery of the material taking roller, and a space adjusting mechanism is arranged in the material taking groove. A depth adjusting mechanism is arranged below the sweeping board; a first rotating shaft is in transmission connection with the seeding mechanism through a transmission assembly, so that a user can flexibly adjust the planting distance of peanuts in the column direction within a certain range according to actual needs; by arranging the space limiting mechanism, the peanut seeding machine can be suitable for seeding different varieties of peanut seeds.

The utility model provides an electric air-suction type high-efficiency high-seed-throwing-rate multifunctional seeder which is driven by a tractor, the tractor is matched with a high-power generator, and the output voltage of the high-power generator is determined by the number of seeding monomers; and each seeding unit adopts an independent electric fan and an air suction type seeding device. According to the utility model, the conditions that the existing air suction type seeding machine is of a power output driving fan structure, is influenced by the size of an accelerator of a tractor and clutch switching during gear shifting, often causes the phenomena of seed loss and miss seeding due to unstable wind power or wind power interruption, and does not have a matched air suction type seeding machine with the power of less than 90 horsepower are changed. Compared with a traditional air suction type seeding machine, the air suction type seeding machine can normally work in the field without reseeding, can save 2000-3000 seeds every day, can normally work when the rotating speed of a tractor is 900 revolutions or above, and can save fuel cost by 30% or above every day compared with the traditional air suction type seeding machine.

The invention provides a seeding machine which comprises a plurality of seeding modules with the same structure, and the seeding modules are arranged in parallel; each seeding module comprises a motor controller, a motor and a seeding plate; the motor controller is used for controlling the rotating speed of the motor; the motor is used for driving the seed-metering disc to rotate; a plurality of holes are uniformly formed in the circumferential direction of the seed metering disc and are used for carrying seeds to a seed feeding point to fall down so as to realize seeding; when the seeder is used for seeding, the plurality of seeding modules comprise a first seeding module and at least one second seeding module. The motor controller of the second seeding module is also used for determining a seeding relative rotation angle of a second seeding plate of the second seeding module, and taking a difference value of the seeding relative rotation angles of the second seeding plate and the first seeding plate as an actual seed throwing phase angle; and controlling the rotating speed of the motor to enable the actual seed feeding phase angle to be equal to the target seed feeding phase angle. The seeder provided by the invention can realize flexible seeding of seeds, and meets the agronomic requirements of different crops.

The invention relates to the field of agricultural seeding equipment, and discloses a multi-scene power-assisted precise seeder which comprises two outer edge supports and four sets of tires, a center support is fixedly connected to the outer sides of the two outer edge supports, and two seeding boxes are slidably connected to the bottom of the center support; the bottom of the center support is rotationally connected with two cylindrical gears, a driving motor is installed outside the center support, the output end of the driving motor is fixedly connected with the center of the top of one cylindrical gear, a gear ring is arranged on the outer side of the center support, and two rack plates are arranged on the inner side of the gear ring. The bottoms of the rack plates are fixedly connected with the corresponding seeding boxes through long rods. The multifunctional seeding machine is simple in structure and suitable for precise seeding in different terrains and scenes, meets the current situation of complex cultivated land terrains through combination of various functional structures, has the advantages of flexible integrated seeding and high adaptability, and ensures that the seeding machine is not influenced by factors of terrains and moisture during seeding.

The utility model discloses a seed-metering device for a seeder, which comprises a material storage barrel and a seeding frame, a material storage groove is arranged at the top of the material storage barrel, a plurality of discharging channels are arranged at the bottom of the material storage groove, the seeding frame is positioned at the bottom end of the material storage barrel, a seed-metering groove is arranged in the seeding frame in a penetrating manner, a seed-metering disc is arranged in the seed-metering groove, and the seed-metering disc is arranged in the seed-metering groove. A dredging frame is arranged at the top end of the storage barrel, a first motor is arranged at the top end of the dredging frame, a plurality of chain wheels are arranged in the dredging frame, a transmission chain is arranged on one side of each chain wheel, a first connecting shaft is arranged at the bottom end of each chain wheel, a threaded roller is arranged at the bottom end of the dredging frame, and the threaded rollers are fixedly connected with the first connecting shafts through bolts. And the threaded roller extends into the discharging channel. The storage barrel and the sowing frame are of a separated structure, when different seeds are sown, the sowing frame can be detached and replaced, the threaded roller is driven by the arranged first motor to rotate in the discharging channel, and the seeds can be effectively prevented from blocking the discharging channel.

The present application belongs to the technical field of forage grass seeding machinery, and more particularly to a bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing. The present application aims to provide a bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing. The device is not affected by the shape and size of the seeds, and can mix and sow the seeds of multi-morphology forage grasses such as legumes and gramineae in the same row, and has good adaptability. The device can realize the smooth and orderly migration of legume and gramineae forage grass seeds in the tube, and improve the consistency of the sowing amount of each row and the uniformity in the row during the mixed sowing process. A bean-forage grass seed mixed sowing device with surrounding air blowing type seed sowing, characterized in that the device comprises a rack (1), a seed supply device (2) and a surrounding air blowing type seed sowing device (3).