300results 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 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.

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 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 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).

The utility model discloses a portable manpower drive wheat ear row precision dibbler which comprises a storage hopper, a quantitative rotating roller, a driving wheel and a transmission wheel, the driving wheel is in contact with the ground, one end of the quantitative rotating roller is rotatably connected with a connecting rod, the transmission wheel is installed at the other end of the quantitative rotating roller, and the connecting rod is connected with the storage hopper. The driving wheel is rotationally connected to the other end of the connecting rod, the driving wheel is in transmission connection with the transmission wheel, a discharging port of the storage hopper is attached to the roller surface of the quantitative rotating roller, a quantitative groove is formed in the roller surface of the quantitative rotating roller, and the quantitative groove corresponds to the discharging port of the storage hopper in position. The driving wheel is arranged to drive the transmission wheel to drive the quantitative rotating roller to rotate, the multiple quantitative grooves are used for quantitatively separating wheat seeds, sowing is conducted, the sowing uniformity and efficiency are improved, the driving wheel is arranged, the good contact effect with the ground can be guaranteed, the situation of asynchronous rotation is avoided, and the sowing uniformity is improved.

The invention discloses a no-tillage reseeding machine for grassland ecological restoration, and relates to the technical field of agricultural machinery. The device comprises a reseeding machine, a seeding mechanism is arranged above the reseeding machine, the seeding mechanism comprises a driving motor arranged above the reseeding machine, a first bevel gear is fixedly installed on an output shaft of the driving motor, the first bevel gear is meshed with a second bevel gear, and the second bevel gear and the first bevel gear are fixedly installed on a discharging shaft and a stirring shaft respectively. The discharging shaft and the stirring shaft are connected through a transmission mechanism, the discharging shaft and the stirring shaft are both rotationally installed in the seeding box, the interior of the seeding box is in a chamfering type, and a plurality of first discharging openings are formed in the interior of the seeding box. By means of the seeding mechanism, efficient and uniform stirring and seeding of seeds are achieved, an accurately-designed discharging opening and a seed containing groove are effectively prevented from blocking, it is ensured that the seeds are evenly discharged, accurate seeding of grassland ecological restoration is achieved, the seeding efficiency and the seed utilization rate are improved, and waste is reduced.

The utility model belongs to the technical field of seeding equipment, and particularly relates to an interplanting machine which comprises a connecting frame, the front surface of the connecting frame is fixedly connected with a plurality of evenly-distributed supporting frames, a second rotating rod penetrates through the interiors of the supporting frames and is rotationally connected with the supporting frames through bearings, and the second rotating rod is fixedly connected with the connecting frame. Power assemblies are arranged at the left side end and the right side end of the front surface of the supporting frame, the power assemblies and the second rotating rods are installed, an adjusting assembly and a guiding assembly are arranged on the upper middle portion of the front surface of the supporting frame, and the front surfaces of the adjusting assembly and the guiding assembly are jointly and fixedly connected with a vertical rod. The positions of the vertical rods on the front surface of the supporting frame and the seeding assemblies can be adjusted through the adjusting assemblies, the vertical rods move to adjust the positions, and the vertical rods move stably through the guide assemblies, so that the distance between the seeding assemblies can be adjusted, the seeding requirements of different crops can be met, and the seeding efficiency is improved. Therefore, the interplanting machine is relatively high in practicability.

The invention discloses an adjustable dry land wheat seeding device, and relates to the technical field of wheat seeding equipment, the adjustable dry land wheat seeding device comprises a support assembly, the support assembly is provided with a moving assembly and a seeding assembly, the seeding assembly comprises a seeding frame, the interior of the seeding frame is rotatably connected with a rotating disc, and the interior of the rotating disc is provided with a plurality of grooves; an adjusting assembly is arranged in the groove, the adjusting assembly comprises a fixed rod slidably connected in the groove, one end of the fixed rod is rotatably connected with a rotating plate, a driving assembly is arranged in the seeding frame, and the driving assembly drives a moving rod and the rotating plate to slide in the groove, so that the rotating plate can block part of the groove; according to the device, the grooves in the rotating disc are periodically matched with the feeding port and the discharging port, it is ensured that seeds are put according to needs, and the problem that the plant spacing is not uniform due to traditional continuous seed discharging is solved.

An adjustable double-row seeder belongs to the field of agricultural machinery and comprises a seed-metering device, an adjuster, a seeding row unit front half part, a seeding row unit left rear half part, a seeding row unit right rear half part, a swing shaft, a parallel connecting rod, a ditching disc, a depth limiting wheel and a press wheel, during working, the seed-metering rotation angle of the seed-metering device in the front row is positioned by the seed-metering rotation angle of the seed-metering device in the rear row, so that the seeding machine enables seeds between adjacent rows to be arranged in a preset staggered mode in the advancing direction, and when the seeding plant spacing is changed, the staggered mode of the seeds can be changed; the angle adjuster can be used for changing the seed metering position of the seed metering device in the front row, so that a preset staggered mode can be recovered for seed distribution, and reasonable arrangement of seeds is ensured.

The invention relates to the technical field of forest seedling raising machinery, and discloses a seedling raising and sowing device capable of realizing synchronous application of a forest mycorrhizal agent along with seeds, and by driving two groups of discharging mechanisms of independent storage assemblies for respectively containing forest seeds and mycorrhizal agents to synchronously rotate, the discharging quantity of the two materials and the advancing speed of the device are completely rigidly bound; on the other hand, it is guaranteed that the discharging proportion is constant and accurately matched with the advancing distance from the mechanical structure, finally, the materials are fully mixed through spiral mixing blades in a discharging pipe and then synchronously fall out, and the mycorrhizal agent and seeds are synchronously applied along with the seeds in the same hole; and intermittent extrusion is formed on an extrusion plate on the sliding ring, the sliding ring is driven to drive a material baffle in the storage barrel to synchronously perform circumferential reciprocating turning along with the walking speed in cooperation with rebounding reset of a reset elastic piece in the arc-shaped pipe, and the materials are continuously homogenized to avoid blocking of a discharging channel due to caking and adhesion.

The present disclosure relates to a seed planting device, and envisions a grain sowing device (100). The grain sowing device (100) includes at least one grain sowing unit (104) mounted on a frame (102). The grain sowing unit (104), a container (108), a distribution mechanism (110) disposed in a housing (106), a drive shaft (116), and an outlet manifold (118). The distribution mechanism (110) includes an inner drum (112) and a drum cover (114). The inner drum (112) is configured with a first plurality of slits (113). The drum cover (114) is configured with a second plurality of slots (115). The inner drum (112) and the drum cover (114) are rotated to distribute seeds through the slots (115) to the outlet manifold (118). A drive shaft (116) connects the grain dispensing mechanism (110) with the PTO shaft for rotating the inner drum (112) and drum cover (114).

The present application relates to the field of agricultural seeding technology, specifically is a kind of automatic seeding machine of multi-species corn mixed seeding, including the frame that is towed in field by tractor, frame is arranged with four seeders that each ridge variety is different at equal intervals in front and back, and the pushing mechanism that is pushed by active scraping to push away redundant seed is arranged on seeder, and the remedial mechanism that prevents planting position from missing sowing, the present application adopts guiding assembly to repeatedly slightly move adjustment seed clamping plate clamping seed posture, realizes stable seed taking and prevents seed from falling and missing sowing, cooperate photoelectric sensor monitoring, synchronous motor fast rotation wave wheel, fastly complete wave wheel interval replacement, to thereby remedy the missing sowing caused by seed clamping plate not successfully taking seed, in addition, scraper can push down the redundant seed on seed clamping plate by active contact mode, and then realize precision stable seed taking, active seed cleaning and missing sowing fast compensation of grain by grain seeding operation, ensure that field emergence rate overall uniformity.

The utility model discloses a no-tillage planter finger-clip seed-metering electric drive structure, which relates to the field of finger-clip seed-metering electric drive, and comprises a motor support welding piece and a drive motor fixedly mounted on the right side of the motor support welding piece, the output end of the drive motor penetrates through the motor support welding piece, and a transmission chain wheel is arranged at the output end of the drive motor. A motor driving tooth bag is installed on the right side of the transmission chain wheel through a first cross-shaped round head bolt, and an elastic pad and a large gasket are arranged between the first cross-shaped round head bolt and the motor driving tooth bag. According to the finger clamp seed-metering electric drive structure of the no-tillage planter, the rotating speed of the motor is accurately controlled by adopting an intelligent control system, so that the finger clamp seed-metering speed and quantity are accurately controlled, the seeding precision is improved, the electric drive structure is relatively simple, the use cost is relatively low, the cost consumed by a user is reduced, and the finger clamp seed-metering electric drive structure is convenient to use by a worker and easy to master; the loss in power transmission can be reduced.

The utility model relates to the technical field of seeders, in particular to a transmission mechanism for a seeder. Comprising a rack, land wheels are rotatably mounted at the bottom of the rack, two mounting plates are fixedly mounted at the top of the rack, transmission wheels are rotatably mounted at the ends, close to the land wheels, of the mounting plates, and driving chain wheels are coaxially and fixedly mounted on the transmission wheels; a driven rotating shaft is rotationally mounted on the mounting plate, a driven chain wheel is fixedly mounted on the driven rotating shaft, and the driven chain wheel is in transmission connection with the driving chain wheel through a first chain; a standard chain wheel is further fixedly installed on the driven rotating shaft, a tensioning chain wheel capable of sliding up and down is rotationally installed in the middle of the installation plate, an output shaft is rotationally installed at the end, away from the land wheel, of the installation plate, and a plurality of speed change chain wheels different in diameter are fixedly installed on the output shaft. The angular speed of the output shaft is controlled through the transmission ratios of different variable-speed chain wheels, so that the seeder can cope with soil with different fertile degrees, and the applicability of the seeder and the utilization rate of the soil are improved.