10results about How to "Good filling performance" patented technology

The invention relates to a seeding device and an air pressure type high-speed precision seed-metering device and a seed cleaning device and method thereof, the seeding device comprises the air pressure type high-speed precision seed-metering device, the seed-metering device comprises the seed cleaning device, the seed cleaning device comprises a seed cleaning mechanism, the seed cleaning mechanism comprises a seed cleaning rotating arm and a plurality of elastic wheels, one end of the seed cleaning rotating arm is pivoted with a shell of the seed-metering device, and the other end of the seed cleaning rotating arm is pivoted with the shell of the seed-metering device; the plurality of elastic wheels are sequentially mounted at the other end of the seed cleaning rotating arm, and the distances between the edges of the plurality of elastic wheels and the centers of the seed metering holes are respectively adjustable and are sequentially increased or decreased; the seed cleaning adjusting mechanism comprises a rotating motor and an adjusting arm, the rotating motor is mounted in the seed-metering device shell, and two ends of the adjusting arm are respectively connected with the seed cleaning rotating arm and a transmission shaft of the rotating motor; wherein the rotating motor is connected with the controller, and the controller controls the rotating motor to drive the adjusting arm to drive the seed cleaning rotating arm to adjust the distance between the edge of the elastic wheel and the center of a seed metering hole of the seed metering disc in real time according to a detected seed feeding signal so as to ensure normal seed metering. The invention further correspondingly provides a seed cleaning method.

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 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 seed disturbance device and a seeder, which belongs to the technical field of agricultural machinery sowing, and includes a housing, a seed disturbance component and a fan component. The seed disturbance device includes a housing, a seed filling space is formed inside the housing, a seed unloading port is provided on the housing, and the seed unloading port is connected to the seed filling space; the seed disturbance component includes a connecting plate, an airflow pipe and a blowing part, a plurality of seed disturbance holes are provided on the connecting plate, an airflow channel is formed in the airflow pipe, the connecting plate is arranged between the seed unloading port and the airflow pipe, the seed disturbance holes are connected to the seed filling space and the airflow channel, the blowing part is arranged at the end of the airflow pipe, and the blowing part can blow gas into the airflow channel; the fan component is arranged in the seed filling space, the fan component includes a seed disturbance fan and a driving mechanism, the driving mechanism is connected to the seed disturbance fan, and the driving mechanism can drive the seed disturbance fan to rotate. The seeder includes a seeding disc and the above-mentioned seed disturbance device. It has a high seed disturbance effect and seed filling stability.

The present invention relates to agricultural machinery, in particular to an air-suction type flexible high-speed precision seeding device for peanuts on a seeding machine. It comprises a primary seeding device and a secondary seeding device, wherein the secondary seeding device is connected to the bottom of the primary seeding device; the primary seeding device comprises a primary seeding front housing, a primary seeding rear housing and a seeding disc, wherein the primary seeding front housing and the primary seeding rear housing are fixedly connected to form a cylindrical chamber, and the seeding disc is arranged in the cylindrical chamber, and an upper seed cleaning mechanism, a lower seed cleaning mechanism and a flexible seed partition plate are arranged between the primary seeding front housing and the seeding disc, and a sealing gasket, a negative pressure shell assembly and a flexible seed unloading mechanism are arranged between the seeding disc and the primary seeding rear housing. The high-speed, precision and low-loss seeding operation of peanuts is realized, the efficiency of peanut seeding is improved, and it is beneficial to improve the level of mechanized peanut planting and enhance the comprehensive production capacity of peanuts.

The application provides a seed sowing roller structure and a seed sowing device for soybeans, and the seed sowing roller structure comprises a seed sowing roller, a plurality of circular truncated cone type holes with large outer diameter and small inner diameter are arranged on the seed sowing roller, and the parameters of the circular truncated cone type holes are designed according to the stress condition of the inner soybean seeds when the axis of the circular truncated cone type holes is in the horizontal direction, and the parameters of the circular truncated cone type holes include hole diameter, air hole diameter, hole depth and hole inclination angle. Through the design of the shape and size of the hole, the precision seeding of most soybean seeds with different shapes, sizes and sphericity can be met, the smoothness in the seed filling process is ensured, the uniformity and stability of the seed sowing are ensured, and the seed breakage rate in the seeding process is greatly reduced.

The present application relates to a kind of centrifugal uniform seed - double-hole interaction type corn plot precision seed metering device, including seed metering device front shell, type hole rotating disc, suction hole disc, fixed disc, tooth type seed wheel, driving shaft, connecting key, seed metering device rear shell, fixed pin shaft, edge shaft, driving gear, centrifugal wheel;Type hole rotating disc, suction hole disc, fixed disc, centrifugal wheel jointly formed centrifugal seed - double-hole interaction seed cavity filling area, type hole rotating disc, fixed disc, suction hole disc coaxial installation, type hole rotating disc and tooth type seed wheel fixed connection synchronous rotation, suction hole disc is fixed unmoved;Seed metering device adopts the mode of double-shaft drive, driving shaft, edge shaft is separately installed, does not affect each other, driving gear is installed on driving shaft, driving gear and the inner gear ring of tooth type seed wheel are meshed, centrifugal wheel is installed on edge shaft.The present application adopts the mode of centrifugal uniform seed - compound filling, and the disordered corn seed is sequentially moved, airflow suction hole acts on corn together, and filling effect is improved.

The invention relates to the technical field of construction technologies, and discloses a high-fill track foundation filling construction method, which comprises the following steps: summarizing related improved soil backfilling mix proportion parameters through laboratory tests, and issuing a related improved soil backfilling mix proportion report through a laboratory; according to the filling construction method for the high-liquid-limit soil red clay improved backfill high-fill track foundation, by considering from the aspect of compaction filling, the optimal proportion of cement-doped improved red clay is 5%, it is proved that the compaction performance of the red clay can be changed by adding a certain amount of cement into the red clay, and the compaction performance of the red clay can be changed by adding 5% of cement into the red clay. The maximum dry density of the red clay can be increased from 1.1. 76 g / cm < 2 > to 1.82 g / cm < 2 >, so that the cement improves the compaction performance of the red clay, the effect is good, the liquid plasticity of the improved red clay meets the standard bearing capacity, strength and deformation requirements, outsourcing of earthwork is not needed, the red clay in the local area can be reasonably utilized, the engineering cost is reduced, and the construction efficiency is improved. And the damage to the natural environment is reduced.

The invention discloses an inclined oppositely-arranged combined finger clamping type precise corn seed-metering device which comprises a machine shell, a seed-metering channel is arranged at the lower end of the machine shell, two seed-metering devices are symmetrically arranged in the machine shell, the two seed-metering devices are used for metering seeds at intervals, and the adjacent ends of seed-metering shafts of the two seed-metering devices are in transmission connection; wherein the other end of the seed-metering shaft of one seed-metering device is connected with a power source, and seed-metering ports of the two seed-metering devices are both located at the upper end of a feeding port of the seed-metering channel. According to the invention, the seeding efficiency can be improved under the rotating speed of the finger chuck without damaging seeds, so that the seeding machine can realize high-speed operation.

The invention relates to the technical field of rice seedling raising and sowing, and particularly discloses a two-dimensional vibration type precise rice seedling raising and sowing device and a sowing method.The two-dimensional vibration type precise rice seedling raising and sowing device comprises a support, a seed supply assembly and a sowing mechanism; the support is provided with a lifting air cylinder used for driving the seeding disc mounting frame to be adjusted in an inclined mode, the seeding disc mounting frame is provided with a seeding disc assembly, and the support and the seeding disc mounting frame are provided with a transverse vibration assembly and a longitudinal vibration assembly which are used for achieving transverse vibration and longitudinal vibration of the seeding disc assembly respectively. The seeding tray assembly comprises a seeding tray seat, a seeding plate frame and a seeding plate; the two-dimensional vibration type precise rice seedling raising and sowing device disclosed by the invention realizes precise rice seedling raising and sowing of precise fixed-distance hole forming, in addition, the seed filling slotted holes can controllably adjust the seed filling amount of rice seeds, and the two-dimensional vibration type precise rice seedling raising and sowing device can adapt to precise filling of rice seeds with different lengths and has a wider application range.