31results about How to "Improve seeding accuracy" patented technology

The utility model relates to the technical field of seeding, in particular to an air suction seed sowing device for plot breeding. The seed-metering device comprises a rear plate, a wheel groove is formed in the front end of the rear plate, a seed-metering disc is rotatably arranged in the wheel groove, the rear end of the seed-metering disc is rotatably and hermetically connected with the rear plate, a plurality of groups of adsorption holes are uniformly distributed in the upper circumference of the seed-metering disc, and a front plate is mounted on the front side of the rear plate. The whole seed bin is wedge-shaped, the rear end of the seed bin is open and is in sliding contact with the front end of the seed metering disc, and the front side of the seed bin can be opened and allows redundant seeds in the seed bin to be discharged. According to the utility model, the problem of frequent miss-seeding of a small amount of test seeds in the plot breeding process can be effectively solved, seed cleaning and seed changing are not mutually influenced, the seeding precision is improved, and passages between adjacent small fields are neat.

The invention relates to the technical field of peanut sowing machinery, in particular to a multi-seed pre-seed-filling type single peanut seed sowing device which comprises a machine shell, seed sowing discs and an arc-shaped seed protection plate, a seed inlet and a seed feeding opening are formed in one side of the machine shell, a seed throwing opening and a seed sowing pipe are arranged below the machine shell, the seed sowing discs are divided into the left seed sowing disc and the right seed sowing disc, and the arc-shaped seed protection plate is arranged on the left seed sowing disc and the right seed sowing disc. After the seed-metering plate is spliced, a V-shaped structure is formed at the large-diameter part in the middle of the seed-metering plate. Two or more seeds can be filled into the seed-metering disc in the seed filling stage through the seed-metering disc designed in a V-shaped structure and the inclined long-groove-shaped holes, the seed filling performance of the seed-metering device is improved, it is ensured that the number of the seeds can be accurately controlled in each hole through the design of the inclined long-groove-shaped holes arranged in a staggered mode, single-seed sowing is achieved, and the seed-metering efficiency is improved. And moreover, the number of the shaped holes with the elongated slot-shaped structures can be increased under the condition that the diameters of the seed-metering plates are the same, so that the operation speed of the seeder is increased, and the working efficiency is improved.

The invention relates to the technical field of crop sowing, and discloses an oilseed rape sowing system and method suitable for heavy soil in hilly areas, the system comprises: a sensor assembly, which comprises a humidity sensor and an image collector, and is arranged on an oilseed rape precision direct sowing machine; the control module is electrically connected with the sensor assembly and the rape precision direct seeding machine, the control module is configured to collect real-time information of the sensor assembly and control the rape precision direct seeding machine according to the real-time information, and the control module comprises a collection unit, a processing unit and a control unit. Through accurate soil data analysis and real-time adjustment, the sowing precision can be improved, the soil adaptability can be optimized, the germination rate and the growth quality of the rape can be improved, and the method is particularly suitable for complex soil conditions in hilly areas and has remarkable agricultural production benefits.

The invention relates to a precision sowing seed-metering device, a seed cleaning adjusting method, equipment and a readable storage medium, and belongs to the technical field of agricultural machinery. The seed-metering device comprises a shell, an air inlet pipe is arranged on the shell, and a sensor is arranged on one side of the shell; a control module, a main electric driving module, a seed disc connected with the main electric driving module, a seed cleaning motor driving module and a seed cleaning module connected with the seed cleaning motor driving module are arranged in the shell; the sensor is used for determining seed metering information of the seed metering device based on a preset statistical rule, the seed metering information comprises a re-seeding rate and a miss-seeding rate, and the seed metering information is sent to the control module; the control module is used for generating an adjusting strategy of the seed cleaning motor driving module based on the seed metering information of the seed metering device and a set seed metering strategy; and the seed cleaning motor driving module is used for adjusting the seed cleaning module to be in contact with the seeds at the seed disc based on the adjusting strategy and performing arrangement adjustment on the seeds in the seed disc. According to the invention, intelligent control of the seed-metering device is realized, and the accuracy of seeding is improved.

The utility model relates to a small Chinese cabbage seeder which comprises a ditching device, a seeding device, a soil covering device, a supporting device and a power device, the furrowing device is used for furrowing by using a plough, and the main part is the plough; the sowing device is used for sowing Chinese cabbage seeds and mainly comprises a seed storage bottle, a seed metering device, a base, a seeding slideway, a direct current motor, a transmission shaft and a coupler; the soil covering device covers a ditch with soil and mainly comprises a soil covering disc and a T-shaped connecting rod; the supporting device is used for supporting other devices and mainly comprises a right-angle steel frame, a bottom plate, a handrail, universal wheels, directional wheels, a driving shaft and a bearing seat. The power device provides power for advancing of the seeder and mainly comprises a direct current motor and a synchronous belt drive. According to the utility model, the integrated operation process of ditching, seeding and earthing is realized, the seeding precision and efficiency of pakchoi are improved, manpower and material resources are saved, and the pakchoi seeding machine has higher application value.

The invention discloses a crank guide rod transmission pneumatic needle suction type small-particle-size bean sprout seed automatic sowing device which comprises a vacuum air chamber, a swing air cylinder, a seed conveying pipe, a guide rod, a fixing frame, a pneumatic vibration seed disc and a seedling disc. The device adapts to seeds of different sizes, thicknesses and shapes, and adsorption failure or seed damage is avoided; according to the shape characteristics of irregular leaf-shaped seeds, the specific suction needle caliber, hole shape and air flow distribution are designed, the adsorption efficiency is improved, and it is ensured that the seeds can be stably adsorbed; an airflow channel is optimally designed by virtue of airflow dynamics, so that uniform acting force on the leaf-shaped seeds in the adsorption process is ensured, falling or dislocation of the seeds caused by non-uniform adsorption positions is avoided, the seeding requirements of seeds of different types, sizes and shapes are met, and the universality and the service life of equipment are improved.

The invention discloses a novel seed printing and sowing device and a sowing method thereof. The device comprises an equipment rack, a film rolling machine used for fixing a film roll and conveying a film forwards, a glue dispenser used for dispensing glue on the film so as to form a glue matrix with a set shape on the film, and a seed sowing bin used for sowing seeds so as to enable the seeds to adhere to each glue dispensing point in the glue matrix, the film drawing machine is used for pulling the film forwards and winding the film with the seeds again, and the seed recycling bin is used for collecting the seeds which are not firmly adhered in the film winding process of the film drawing machine. According to the invention, automatic glue printing is realized, and seeds can be stuck on the film according to the set seeding density and seeding position, so that when the seeds are sown, the film stuck with the seeds is directly spread on soil.

The invention discloses a seeding rotation speed compensation control method and system based on seeding operation speed prediction. The method comprises the following steps: acquiring a final speed prediction result V fed back by a speed monitoring and predicting system; based on the final speed prediction result V, calculating a corresponding seed-metering plate rotating speed X1; acquiring an actual seed-metering disc rotating speed X2 measured by a seed-metering rotating speed measuring device; performing information fusion on the predicted seed-metering disc rotating speed X1 and the actual seed-metering disc rotating speed X2, and estimating a seed-metering rotating speed error interval caused by speed change in the next time period; and when the estimated seed metering rotation speed error interval exceeds a given reliable interval, carrying out rotation speed advanced compensation on the seed metering motor. According to the method, whether rotating speed compensation is needed or not is determined by predicting the working speed in advance and predicting the rotating speed error interval of the seed-metering disc in advance, and the phenomenon that the seed-metering rotating speed is lagged or advanced can be effectively reduced in the process that speed changes such as acceleration and deceleration of a vehicle are obvious, so that the seed drop point is more uniform.

The present invention relates to an electric-controlled pneumatic socket wheel type Chinese herbal medicine precision seeding device and a seeding method thereof, wherein the outer side of the seeding wheel component is provided with socket holes along the circumferential direction, and the bottom of the socket holes is provided with air holes; the pneumatic system component is divided into a positive pressure chamber and a negative pressure chamber, the positive pressure chamber is a seeding area, and the negative pressure chamber is divided into a seed filling area and a seed carrying area; the transmission system component drives the seeding wheel component to rotate, and the seeding wheel component is provided with a circle of through holes along the rotation direction, and the positive pressure chamber and the negative pressure chamber of the pneumatic system component are connected with the air holes at the bottom of the socket holes through the through holes; when the seeding wheel component rotates through the seed filling area, the air hole adsorption force transmitted from the through holes through the negative pressure chamber adsorbs the seeds in the seed filling box component to the socket holes, and the seeds in the socket holes enter the seeding area after passing through the seed carrying area, and enter the seeding pipe welded parts for seeding under the action of the positive pressure airflow transmitted from the through holes through the positive pressure chamber. The present invention has a compact structure, has low requirements for air volume and air pressure stability, and can be adapted to the planting of Chinese herbal medicine crops with small plant spacing.

This utility model relates to the field of agricultural machinery technology, and in particular to an air supply system for a pneumatic seeding and planter. It includes a fan unit, a motor unit, an energy storage unit, a generator unit, and a transmission coupling unit. The generator unit is connected to the tractor's pre-installed power output shaft via the transmission coupling unit. The energy storage unit is connected to the generator unit. The motor unit is electrically connected to the energy storage unit and is also connected to the fan unit. When this pneumatic seeding and planter air supply system is working, it converts the kinetic energy output from the tractor's power output shaft into electrical energy, which drives the fan unit to operate at a preset speed. This ensures the continuous and stable operation of the air supply system, significantly improving the seeding accuracy and quality of the pneumatic seeding and planter. The drive method used in this pneumatic seeding and planter air supply system will not damage the battery or electrical system, has no requirements on the tractor's specifications, is highly applicable, and is easy to implement and promote.

The invention discloses a target tracking algorithm-based sowing seed hole-falling counting method of a sowing machine. The method comprises the following steps of A, acquiring a sowing seed hole-falling video in a sowing process of the sowing machine in real time; b, constructing a sowing grain hole-falling data set based on the hole-falling video; c, constructing a sowing seed detection model for detecting and positioning sowing seeds; d, training to obtain a trained sowing grain detection model; and E, performing real-time target detection on the seeding grain hole-falling video to be subjected to hole-falling counting from a first frame by using the trained seeding grain detection model, and calculating the inter-frame grain distance of the same grain among different frame numbers by combining a target tracking algorithm from a second frame, when the inter-frame grain distance meets a set threshold condition, continuous tracking is carried out, and hole falling event judgment and counting are completed. According to the invention, the sowing grain hole falling condition in the sowing process can be accurately detected in real time, the non-sowing position and the sowing quantity are fed back, and the sowing precision and efficiency are improved.

Pennisetum hydridum planting equipment comprises a rack, a seed box, a grooved wheel seed-metering device, a film mulching device, a film pressing device, a hilling device, a soil covering device, a furrow opener and a ridging device, the seed box is installed on the upper portion of the rack, the grooved wheel seed-metering device is arranged at the rear end of the seed box, the ridging device is installed at the front end of the lower portion of the rack, and the film mulching device is installed on the lower portion of the rack. A furrow opener is mounted at the rear end of the ridging device, and the grooved wheel seed metering device goes deep into the lower part of the rack and is positioned at the rear end of the furrow opener; the soil covering device is arranged at the lower part of the rack at the rear end of the grooved wheel seed metering device, and the film covering device, the film pressing device and the hilling device are sequentially arranged at the lower part of the rack at the rear end of the soil covering device. The integrated pennisetum hydridum planting device can achieve integration of pennisetum hydridum planting, greatly improves planting efficiency, reduces manual labor intensity and cost, and brings economic benefits to producers. Compared with manual seeding, mechanical seeding can save time and manpower resources, increase the seeding rate and improve the seeding precision.

The present application relates to peanut seeding mechanical technology field, specifically to multi-grain pre-charging seed type peanut single-seed sowing seed metering device, including the casing, the seed plate and the arc seed protection plate, one side of the casing is provided with the seed inlet and the seed inlet, the seed inlet and the seed tube are provided below the casing, the seed plate is divided into left seed plate and right seed plate, and both can be spliced into an integral, the seed plate is spliced after the middle large diameter forms V type structure. The seed plate of V type structure design and the inclined long groove type hole make the seed plate can be filled with two or more seeds in the filling stage, improve the filling performance of the seed metering device, through the design of the inclined long groove shape structure of the staggered arrangement, ensure that the number of seeds in each type hole can be accurately controlled, realize single-seed sowing, thereby improve the seeding accuracy, and the long groove shape structure type hole can allow to increase the number of type holes under the condition of the same diameter of the seed plate, thereby improve the working speed of the seeding machine, improve work efficiency.

The present invention discloses a precision seeder with integrated film covering function, which comprises a frame, on which a soil collecting mechanism, a film covering mechanism and a sowing mechanism arranged front and back are installed; the soil collecting mechanism is connected to a soil conveying mechanism, and the soil conveying mechanism comprises a main conveying channel and a diverging structure arranged at the rear side of the main conveying channel; the soil collecting mechanism comprises a first augers and a second augers arranged front and back; three groups of sowing mechanisms distributed left and right are installed on the frame; the diverging structure comprises a soil throwing pipeline from the main conveying channel to the front side of each sowing mechanism, and also comprises a soil throwing guide groove from the main conveying channel to the rear side of the sowing mechanism; the number of the soil throwing guide grooves is two, which comprises a main groove passing through two adjacent sowing mechanisms and two bifurcated grooves located at the rear side of the main groove. The present invention can ensure the quality of film covering and sowing.

The utility model discloses a garden plant breeding device which comprises a shell, a material storage barrel used for storing seed materials is rotatably installed in the shell, a plug is inserted in the material storage barrel, the lower end of the plug is connected with a push rod, and the lower end of the push rod is connected with a plug matched with an outlet in the lower end of the material storage barrel. The bottom of the plug and the top of the shell are rotationally connected with an elastic piece, and the plug is connected with a driving unit; through the design of the push rod and the plug inside the material storage barrel, seeds can be pushed out of the material storage barrel and planted into soil under the control of the driving motor, so that low efficiency and non-uniformity of manual seeding are avoided; meanwhile, due to the conical design of the plug, the seeds can smoothly pass through the outlet and enter the soil, the seeding efficiency and precision are improved, in addition, the device can automatically reset after seeding through the auxiliary effect of the elastic piece, the operation process is further simplified, and the labor intensity of workers is remarkably reduced.

The utility model discloses a kind of hoe type hole-opening seeding heads of film drilling machine, comprising: film drilling machine with lifting end, lifting end is provided with duck head, duck head includes: duckbill mounting seat, its upper end is provided with seed guiding interface;Duckbill, including two opening and closing blocks, the upper portion of opening and closing block is rotatably connected to the lower portion both sides of duckbill mounting seat, the upper portion between two sides opening and closing block is provided with the tooth portion of intermeshing, duckbill mounting seat is connected with reset tension spring between one side opening and closing block;Two sides opening and closing block is provided with seed storage cavity;Hole-opening needle, set in the lower portion of each opening and closing block;Opening and closing rod, fixedly connected on one side opening and closing block;Opening and closing steel wire pull rope, one end is fixedly connected on film drilling machine, the other end is fixedly connected on opening and closing rod. Through the single up-down movement of lifting end, the complete action cycle of film puncture, hole opening, seeding and reset closure is realized simultaneously, structure is ingenious, action is reliable, and it significantly improves seeding efficiency and precision.

The invention belongs to the technical field of agricultural machinery, specifically a potato missed seeding machine that can achieve high efficiency, precision and low missed seeding, which includes: a fixed frame, a fertilizer device, a granular medicine sowing device, a reseeding device, a seeding device, a missed seeding detection device, a rotary tillage and ridging device, a weeding and spraying device and a film covering and soil covering device. There is a crossbeam in front of the two fixed frames, a suspension frame is installed on the crossbeam, a fertilizer trenching shovel is installed in the middle of the crossbeam, and a walking wheel is installed on each of the two fixed frames. A rotary tillage and ridging device is installed behind the fixed frame, and a drip irrigation belt laying device and a film covering and soil covering device are arranged behind the rotary tillage and ridging device. The potato missed seeding machine that can achieve high efficiency, precision and low missed seeding has a compact mechanical structure, a simple structure, and stable operation, which realizes the precise sowing of potatoes and reduces the missed seeding rate.

The utility model relates to the technical field of seeding, and discloses a bucket wheel type seeding device with higher precision, which comprises a vehicle body frame, a bucket wheel type seeding mechanism is arranged on the vehicle body frame, the bucket wheel type seeding mechanism is used for uniformly seeding, the bucket wheel type seeding mechanism comprises a seeder fixing shell, the seeder fixing shell is fixedly connected to the vehicle body frame, and the bucket wheel type seeding mechanism is arranged on the vehicle body frame. A seed protecting disc is arranged in the seeder fixing shell, a seed transferring notch is formed in the seed protecting disc, a single-hole adjusting lug is fixedly connected to the outer surface of the seed protecting disc, and a multi-hole adjusting plate matched with the single-hole adjusting lug is fixedly connected to the outer surface of the seeder fixing shell. Seeds of different sexes are precisely sown into soil one by one, seed waste cannot be caused, seeds cannot be damaged through digging and scooping type seed sorting of the precise sowing disc, the seed quality is guaranteed, and the sowing precision is improved.

The invention discloses a bean sowing machine and a sowing method thereof, the bean sowing machine comprises a frame, a running device is arranged at the bottom of the frame, a loosening device is arranged at the front of the frame, a plurality of seeding devices spaced apart from each other are arranged on the frame, a furrowing device is arranged at the front of the lower part of the seeding device, a plurality of ridging devices staggered with the seeding device are arranged at the bottom of the frame, a plurality of soil covering devices located behind the corresponding furrowing devices are also arranged at the bottom of the frame, a plurality of suppression devices corresponding to the soil covering devices are arranged at the rear of the frame, and a driving device for driving the running device, the loosening device, the seeding device and the soil covering device to work is also arranged on the frame. The invention is provided with an independent driving device, and in addition to the seeding device, the furrowing device and the soil covering device, a loosening device and a ridging device are also provided, so that a plurality of operation steps can be completed in one walking, and the working efficiency of the sowing machine is effectively improved.

The utility model relates to the technical field of agricultural planting, in particular to a furrowing machine for agricultural planting, which comprises a moving seat, a push rod is fixedly mounted at the left end of the moving seat, a soil retaining device is movably mounted at the right part of the upper end of the moving seat, and a storage box is fixedly mounted at the upper end of the moving seat in a penetrating manner. A cover body is movably installed at the upper end of the storage box through a hinge, a handle is arranged on the left portion of the upper end of the cover body, vertical plates are fixedly installed on the front portion and the rear portion of the lower end of the storage box correspondingly, and movable openings are formed in the upper portions of the front ends of the two vertical plates correspondingly; telescopic air cylinders are fixedly installed at the ends, away from the outlet of the storage box, of the two vertical plates in a penetrating and inserting mode, and connecting plates are jointly and fixedly installed at the output ends of the two telescopic air cylinders located on the front portion and the two telescopic air cylinders located on the rear portion. According to the ditcher for agricultural planting, ditching and sowing are integrated, the sowing amount can be conveniently adjusted according to the size of seeds, the overall agricultural planting efficiency is improved, and the ditcher is convenient to use.

The utility model discloses seed dibble seeding equipment, including seed bin, seed taking roller and seed separating chamber, seed bin and seed separating chamber are main body hollow structure, seed bin is provided above and is connected with seed separating chamber, seed taking roller is cylindrical, seed taking roller is transversely provided between seed bin and seed separating chamber, and the seed bin is connected with the seed separating chamber. A plurality of seed taking cavities arranged in a queue are evenly distributed in the side face of the seed taking roller, through holes communicated with the seed taking cavities are formed in the bottom of the seed bin, hole sites corresponding to the seed taking cavities are formed in the top of the seed distribution chamber, a seed falling pipe is erected in the seed distribution chamber, and a top pipe opening of the seed falling pipe corresponds to the seed taking cavities. The seed taking roller is arranged between the seed bin and the seed separating chamber in a state of rotating around the axial direction of the seed taking roller, so that the seed taking cavity rotates along with the seed taking roller to face the seed bin and / or the seed separating chamber, the seed separating chamber is provided with a blocking piece which faces the seed taking roller, the tail end of the blocking piece makes contact with the seed taking roller, one end of the seed taking roller is connected with a rotating handle, and the rotating handle is located outside the seed bin. A plurality of holes can be sown at the same time, and the sowing efficiency is improved.

The single-hole single-grain centralized tilting type precision rice seeding device belongs to agricultural machinery; a cross-shaped frame is rotatably installed on a limit control sleeve, a closed-loop zigzag groove is arranged on the outer surface of the limit control sleeve, a seed taking plate with a plurality of conical seed taking blind holes is rotatably inserted on the cross-shaped frame, a crank shaft inserted in the closed-loop zigzag groove is fixedly connected to the seed taking plate, a seed box is fixedly arranged above the seed taking plate, a push rod, a push-pull plate, a tension spring, a connecting rod and a cover plate with a seed dropping hole and a seed blocking plate are arranged on the seed box with a seed leakage hole, and a seed guide tube assembly is fixedly arranged at the lower part of the seed taking plate; the device adopts the composite motion of revolution and rotation of the seed taking plate with a plurality of conical seed taking blind holes to realize the centralized dumping of the rice single-grain filling hole and complete the centralized seeding operation, and has the characteristics of novel, unique and reasonable structure, high seeding accuracy, good operation quality and reliable use.

A sowing device and its positive-pressure airflow-assisted seeding mechanism and positive-pressure seeding component, the sowing device includes a positive-pressure airflow-assisted seeding mechanism, the mechanism includes a positive-pressure seeding component, the component includes: a shell, on which an airflow channel, a seed inlet and a mixing port are arranged, a connected cavity is between the seed inlet and the mixing port, and the airflow channel is connected to the cavity; a seed inlet component, including a seed inlet body, on which a seed inlet channel is coaxially arranged, installed in the cavity through the seed inlet, and its lower part is an outer cone; and a mixing component, including a mixing body, installed in the cavity through the mixing port, wherein a gas-solid mixing chamber and a seeding chamber that are connected to each other are arranged, a semi-cylindrical port is arranged at the upper end, and the lower part of the seed inlet body passes through the semi-cylindrical port to the gas-solid mixing chamber; a gas circulation groove is formed between the outer cone and the inner wall of the semi-cylindrical port and part of the gas-solid mixing chamber, and is connected to the airflow channel through the semi-cylindrical port; the gas-solid mixing chamber is respectively connected to the gas circulation groove and the seed inlet channel.

The invention discloses a sowing depth control system for cooperative regulation and control of down force, depth limiting and down force. Wherein the memory and the execution module are both connected with the control module, and the execution module comprises a down pressure execution mechanism, a depth limiting execution mechanism and a press pressure execution mechanism and is used for responding to a regulation and control instruction output by the control module and respectively realizing real-time regulation on the down pressure of a seeding unit, the position of the depth limiting mechanism and the pressure of a press wheel; when the control module works, a signal sent by the soil moisture content sensor is received firstly, classification is carried out according to the inclusion condition of a suitable moisture content interval, and when the current moisture content W is smaller than the minimum value of the suitable moisture content interval, W is within the preset suitable moisture content interval and W is larger than the maximum value of the suitable moisture content interval, the control module is started to control the moisture content of the soil. And different logics are adopted. The sowing depth can be dynamically adjusted according to the soil moisture content measured in real time, the emergence rate can be increased, and uniform growth of crops is guaranteed.

The invention relates to the technical field of seeding machines, and provides a precision seeding machine which comprises a vehicle body, the vehicle body is provided with a front wheel set, a rear wheel set and a front driving part, and the front driving part is located above the front wheel set; the seeding assembly is arranged on the vehicle body in a lifting manner, is positioned between the front wheel group and the rear wheel group, and is used for seeding; the front wheel set comprises two front wheels, and annular protrusions are arranged on the surfaces of the front wheels in the circumferential direction of the front wheels. By means of the technical scheme, the problems that a seeder in the prior art is large in size, poor in stability and inflexible are solved.

The utility model discloses an orchiodes seed transplanting device, including the connecting frame that is provided with two, still including the outside of connecting frame is provided with the earth -moving subassembly, the inside installation of connecting frame has the seeding component, install spacing adjustment subassembly and install the support subassembly of connecting frame outside on seeding component, two connecting frames divide into two transplanting structures, install the spacing adjustment subassembly on the limiting mechanism, spacing adjustment subassembly is used for adjusting the spacing between two transplanting structures, and the stability of limiting mechanism guarantees two transplanting structures when adjusting, and seeding component is used for sowing seeds in the land, and the earth -moving subassembly is responsible for the earth -moving work before seed sowing, and the support subassembly is detachably connected with the connecting frame, the utility model discloses by adopting double transplanting structure, can complete two seeding point operation, improve efficiency, and the positioning plate linkage of seeding rod, when driving the positioning plate unrolling earth -moving, and synchronous action ensures that sowing is consistent, and avoids the difference of depth.

The application discloses a finger clamp type precision seed sowing device and belongs to the technical field of agricultural machinery. The seed sowing device comprises a shell, a finger clamp disc, a seed cleaning mechanism and a clutch mechanism. The finger clamp disc is circumferentially provided with a plurality of finger clamps with increased friction lines. The seed cleaning mechanism comprises a seed cleaning brush and a precision adjusting mechanism. Ten gear positions of seed cleaning distance can be adjusted by rotating an eccentric mechanism in a lateral adjustment hole. The clutch mechanism realizes quick on-off of power transmission by engaging or separating a gear tooth and a chain wheel protrusion. The application effectively reduces the heavy sowing and missing sowing rate by the adjustable seed cleaning mechanism, improves the working reliability and maintenance convenience by the wear-resistant finger clamp and the quick clutch design, and is especially suitable for high-speed precision sowing operation.

The utility model provides a blowing type seed metering device which comprises a first seed metering device, a fan and a first air pipe, the first seed metering device comprises a guide pipe for seed metering, the guide pipe is obliquely arranged, one end of the guide pipe is provided with an air inlet, and the other end of the guide pipe is provided with a seed outlet; one end of the first air pipe is communicated with the fan, the other end of the first air pipe is communicated with the air inlet, and when the fan is started, wind power can be applied to the seeds in the guide pipe. According to the seed metering device with the structure, after seeds in the first seed metering device enter the guide pipe, the first air pipe begins to blow air into the guide pipe under the action of the fan, and the seeds in the guide pipe can be discharged from the seed outlet at a higher speed under the action of wind power, so that the seeds are effectively prevented from staying in the guide pipe for a long time, the seeding precision and efficiency are higher, and the seeding efficiency is improved. In addition, the structure is simpler, and the production and use cost is lower. In addition, the utility model further provides an agricultural machine.

This invention proposes a seed metering chamber that directly drives the seed disc rotation using an axial flux motor, belonging to the field of agricultural machinery technology. It solves the shortcomings of existing seed metering mechanisms, such as reliance on mechanical shaft transmission, long transmission chains, poor transmission stability during operation, and high noise levels. In this invention, housings A and B are interconnected to form a seed metering cavity, with the seed disc disposed inside the cavity. A top seed wheel is located inside housing A and on one side of the seed disc, adjacent to the seed disc to form a seed metering structure. An axial flux motor is disposed on one side of housing B, with its output end facing the seed metering cavity and connected to the seed disc. The output end of the axial flux motor has a protruding structure, and the seed disc has a corresponding groove structure. The protruding structure is embedded in the groove structure to drive the seed disc to rotate. This invention is applicable to precision seeding operations in agricultural seeding equipment for quantitative separation and stable seed discharge.

The invention discloses a seeding tape packaging machine, comprising a frame, the frame comprising a frame body and a table top installed above the frame body, and also comprising a paper tape substrate, a paper guide wheel, a glue spraying assembly, a pre-folding piece for pre-folding the paper tape, a seed changing and seed discharging assembly, a pressing wheel, a dryer and a paper tape reel, the frame body is provided with the paper tape substrate with an axis arranged along the front-to-back direction, one end of the table top is provided with a paper penetration hole, and the other end is provided with the paper tape reel with an axis arranged along the up-and-down direction, the table top located above the paper penetration hole is provided with a paper guide wheel with an axis arranged along the front-to-back direction, and the glue spraying assembly, the pre-folding piece, the seed changing and seed discharging assembly, the pressing wheel and the dryer are sequentially arranged on the table top along the paper guide wheel toward the paper tape reel; the paper tape is bonded into a vertically arranged seeding tape through the glue spraying assembly, the pre-folding piece and the pressing wheel, and is finally wound on the paper tape reel, with smooth operation, high packaging efficiency, reduced consumables and resource saving.