638results about "Regular seed deposition machines" patented technology

The invention discloses a small automatic seeder for hole sowing crops, which consists of a mechanical system and a control system, the mechanical system comprises rear wheels, an electric box, a first steering engine, a seed-metering device movement turntable, a translation rod, a seed box, a second steering engine, a front wheel, a first motor, a hose, a seed-metering device, a seed-metering device connecting rod, a second motor, a shell, a steel wire, a seed-metering device fixing ring, an infrared sensor and a frame; the control system comprises a sensing input system and a motion system. According to the device, seeds are tidied before seed metering, and the seed falling number is accurately controlled; the three-petal type seed-metering device is adopted, so that the device can be used for soil with relatively high hardness, and integration of hole digging, seed burying and soil covering is realized; the porous seed tray is manufactured through 3D printing, the design is more reasonable, manufacturing is more convenient and faster, multiple purposes can be achieved by replacing the seed tray, and planting of different crops and different planting requirements are met; path planning is performed according to the initial design, and the seeding depth and spacing are adjusted, so that manpower and material resources are saved, and a scheme is provided for realizing large-scale integrated planting.

The invention provides an automatic seeder which comprises a frame, a ditching mechanism, a seeding mechanism, a walking mechanism and a control module, the frame comprises a first side frame, a second side frame, a width adjusting frame and a first driver, and the width adjusting frame is arranged between the first side frame and the second side frame; the ditching mechanism comprises a main beam, an adjusting beam, a plough share, a second driver and a third driver, the plough share is movably connected with the main beam through the adjusting beam, the adjusting beam drives the plough share to move in the first direction under the action of the second driver, the plough share moves in the second direction under the action of the third driver, and the plough share comprises a plough rod and a plough head. The plough rod is of a hollow structure with a channel; the seeding mechanism comprises a seeding box, a seeding wheel and a first conduit, one end of the first conduit is communicated with the seeding box through the seeding wheel, and the other end is communicated with the channel of the plough rod. The seeder can flexibly adapt to various complex terrains and meet the requirements of different seeds for ditching, and the convenience of the seeder is improved.

The invention relates to a vibration type seed metering device and a seed metering method of a soybean / corn high-speed precision seeder. The seed metering device comprises a seed supply device, a vibration type seed metering device (1) and a seed receiving pneumatic delivery device (2), the seed supply device is installed above the vibration type seed metering device (1), the seed receiving pneumatic delivery device (2) is installed below the vibration type seed metering device (1), and the seed metering device is characterized in that the vibration type seed metering device (1) comprises a vibration type seed metering device vibration unit (12) and a vibration type seed metering device vibration unit (12), the vibration type seed-metering device vibration unit (12) is connected with the vibration assembly, and the vibration assembly is used for driving the vibration type seed-metering device vibration unit (12) to vibrate. According to the vibration type seed metering device, the vibration principle is adopted, so that seeds are uniformly and orderly separated from a population, and the seeds are tightly moved; and the seeding quality can be improved by methods of seed secondary error elimination, airflow delivery bulletproof and the like.

The invention provides a device and a method for on-line detection and precise regulation and control of the sowing depth and the sowing amount of a peanut precision seeder. An ultrasonic distance measuring sensor, an optical fiber counting sensor, a double-shaft tilt angle sensor, a linear displacement sensor, a photoelectric rotary encoder and the like are used for acquiring operation information such as the seeding depth, the seeding quantity, the seeding machine tilt angle, the expansion amount of an electric cylinder telescopic mechanism, the machine tool speed and the seeding frequency of a seeding machine in real time; through digital signal processing and conversion, STM32F103ZE single-chip microcomputer processing, control algorithm optimization, on-line detection of the seeding depth and the seeding condition of the seeder, real-time adjustment of the seeding depth and real-time reseeding, real-time accurate regulation and control of peanut seeding are realized, and it is ensured that peanut seeding meets the requirements for consistency of the seeding depth and the seeding distance; meanwhile, the whole sowing process is more automatic and efficient, manual intervention is not needed, manpower and material resources are saved, and good economic benefits are achieved.

The invention relates to a precision seeder and an air pressure type seed-metering device and a seed cleaning device and method thereof, the precision seeder comprises the air pressure type seed-metering device, the air pressure type seed-metering device comprises the seed cleaning device, and the seed cleaning device comprises a seed cleaning fixing plate which is installed on the seed-metering device corresponding to a seed-metering disc; the seed cleaning mechanisms are respectively mounted on the seed cleaning fixing plate, each seed cleaning mechanism comprises a seed cleaning adjusting sliding rail and a seed cleaning driving part, and a roller type seed cleaning sliding rod or a tooth type seed cleaning sliding rod is respectively mounted on the seed cleaning adjusting sliding rail; the seed cleaning driving part comprises a sliding block base, a sliding block fixing seat, a micro stepping motor and a lead screw, the micro stepping motor is installed on the seed cleaning fixing plate through the sliding block base and connected with the controller, the lead screw is connected with the sliding block fixing seat and the micro stepping motor, and the sliding block fixing seat is connected with the roller type seed cleaning sliding rod or the tooth type seed cleaning sliding rod; and the controller controls the seed cleaning driving part to drive the roller type seed cleaning sliding rod or the tooth type seed cleaning sliding rod to reach a set position in real time. The invention further discloses a seed cleaning method.

The invention discloses a seeding robot applied to precise quantitative seeding and a control method thereof.The seeding robot comprises a walking mechanism, a ditching mechanism, a seeding mechanism and a control module, the ditching mechanism comprises a furrow opener, a lifting module and two limiting stoppers, and when the lifting module drives the furrow opener to move downwards, the limiting stoppers drive the furrow opener to move downwards; the limiting stopper abuts against the outer side of the upper half part of the first ditching assembly and the outer side of the upper half part of the second ditching assembly, so that the tail end of the furrow opener is changed from a closed state to an open state, and when the lifting module drives the furrow opener to move upwards, the tail end of the furrow opener is changed from the open state to the closed state; a seed outlet of the seeding mechanism is positioned right above the tail end of the furrow opener. According to the application, full-automatic precise-quantification seeding can be realized.

The utility model discloses a corn precision dibbling pneumatic type centralized seed supply device which comprises a box body, a plurality of seed metering mechanisms and a plurality of air blowing mechanisms, each seed metering mechanism comprises a hopper and a seed metering device, and an inlet of the seed metering device is communicated with an outlet of the corresponding hopper; each air blowing mechanism comprises a three-way pipe and an air blower, a first interface of the three-way pipe is communicated with an outlet of the corresponding seed metering device, a second interface of the three-way pipe is communicated with an outlet of the air blower, and a third interface of the three-way pipe is communicated with a seed inlet of the corresponding seeding unit through a connecting hose. The seed sowing device has the beneficial effects that the air blowing mechanism is arranged, so that seeds discharged by the seed sowing devices can be fed into the seed inlets of the seed sowing single bodies through the connecting hoses, and as the connecting hoses can be freely bent, the seed sowing devices do not need to be arranged right above the seed sowing single bodies, so that a plurality of seed sowing devices can be intensively arranged together; therefore, the mass and the size of the seeding device are effectively reduced, transportation and storage are convenient, transmission is simple, and efficiency is high.

The invention relates to the technical field of crop seeding, in particular to a multi-crop compatible pneumatic precision seeder which comprises a rack, a liquid storage tank is mounted on one side of the top of the rack, two mounting boxes are fixedly connected to the outer side of the liquid storage tank, and motors are fixedly mounted outside the mounting boxes. The output end of the motor penetrates through the outer side of the mounting box and is fixedly connected with a fixed disc, a limiting block is fixedly connected to the external eccentric position of the fixed disc, a movable frame is slidably connected to the outer side of the fixed disc, and a connecting rod is fixedly connected to the outer side of the movable frame; seed feeding is accurately controlled through a pneumatic precision seeding technology, uniform seeding and accurate fertilization are realized by matching with the design of the planting box with a quantitative fertilization function and adjustable row spacing, the multi-crop adaptability is improved, and the equipment cost, fertilizer waste and environmental pollution are reduced.

The invention relates to the technical field of agricultural machinery, in particular to a seeding device capable of changing wheat seeding depth, which comprises a support plate, a driving mechanism is mounted on one side of the support plate, and the driving mechanism is fixedly connected with a rotating shaft rotationally connected to the inner side of the support plate; a plurality of variable-pitch seeding mechanisms for changing seeding spacing and adaptively adjusting seeding quantity are arranged on the outer wall of the rotating shaft, the plurality of variable-pitch seeding mechanisms are symmetrically distributed at equal intervals, the plurality of variable-pitch seeding mechanisms are all mounted on the inner side of the supporting plate, a ditching mechanism is further mounted on the inner side of the supporting plate, and the ditching mechanism is connected with the plurality of variable-pitch seeding mechanisms; according to the sowing device capable of changing the wheat sowing depth, after the distance between the multiple seed falling assemblies is synchronously adjusted through the distance changing assembly, the sowing amount can be synchronously and adaptively adjusted, and the problems that due to the too high sowing amount and the too narrow line spacing, wheat plants compete for sunlight, nutrients and water, growth and development are affected, and the yield is reduced can be solved.

The invention belongs to the technical field of pepper seeding, and discloses automatic pepper seeding equipment with a planting spacing adjusting function, the automatic pepper seeding equipment comprises an equipment frame and rollers, the rollers are symmetrically mounted on two sides of the equipment frame, a furrow plough is arranged on the lower side of the front end of the equipment frame, and a movable frame is fixed at the upper end of the furrow plough; a positioning plate is fixed in the front end of the equipment frame, a positioning frame is fixed to the upper end of the positioning plate, a threaded lead screw penetrates through the middle of the positioning frame, a discharging mechanism is arranged in the middle of the equipment frame and comprises storage boxes, a discharging pipe, a first rotating rod and a limiting plate, and the storage boxes are symmetrically installed at the upper end of the middle of the equipment frame. According to the automatic pepper sowing equipment with the planting spacing adjusting function, the spacing can be controlled to sow pepper seeds in the advancing process of the sowing equipment by arranging the quantitative and constant-speed discharging mechanism, the sowing spacing is not influenced by the advancing speed of the sowing equipment due to the fact that the discharging mechanism is in linkage with the rolling wheels, and the operation convenience is improved.

The invention provides a seeding machine for rice planting, which is uniform in seeding. The uniform-seeding seeder for rice planting comprises a mounting box, a temporary storage hopper is arranged at the top of the mounting box, a quantitative picking mechanism is arranged in the mounting box and is matched with the temporary storage hopper, a transferring mechanism is arranged on one side of the mounting box, a plurality of seeding rods are arranged on the transferring mechanism, and the seeding rods are matched with the temporary storage hopper. A supporting mechanism is arranged on the mounting box, a lifting adjusting mechanism is arranged on the supporting mechanism, the lifting adjusting mechanism is connected with the plurality of seeding rods, and a spacing adjusting mechanism is arranged on the lifting adjusting mechanism; and the quantitative picking mechanism is used for quantitatively picking the rice seeds in the temporary storage hopper and conveying the picked rice seeds into the transferring mechanism. The uniform-seeding seeder for rice planting provided by the invention has the advantages that the rice seeding depth can be adjusted, and the rice seeding spacing can be adjusted.

A seed pod deployer includes a body having a hopper adapted to contain a plurality of seed pods; a feeder adapted to transfer the seed pods from the hopper to a nozzle; a launcher adapted to receive the seed pods from the nozzle, the launcher comprising a pair of flywheels and at least one motor adapted for driving the pair of flywheels; and a control system adapted for controlling the operation of the seed pod deployer.

The invention provides a CFD-EDM-based pulse jet power-assisted on-film precision seeding device and a design method, the CFD-EDM-based pulse jet power-assisted on-film precision seeding device comprises a hole making device and a seed sowing device which are arranged in parallel, the hole making device comprises a bottom plate, a motor fixed on the bottom plate through a bracket, a crank fixedly connected with the motor and a first connecting rod hinged with the crank, the device further comprises a second connecting rod, a third connecting rod and a fourth connecting rod. The tail end of the fourth connecting rod is connected with a guide rod. A drill bit is fixedly connected to the guide rod; the seed-metering device comprises a shell, a seed-metering wheel and a blocking wheel, the seed-metering wheel is rotationally connected with the shell, one side of the seed-metering wheel is attached to the inner wall of the shell, and a plurality of nest holes are formed in the seed-metering wheel; a seeding opening is formed in the bottom of the shell, and a cycloid guide rail and an air injection pump are arranged at the seeding opening. According to the invention, the cooperative working mode of the hole making device and the seed metering device is comprehensively considered, and the seed metering success rate of seeds with small and medium particle sizes can be obviously improved through simulation optimization design, so that the seed filling is stable, and the seed metering is uniform.

The present invention discloses a roller-type double-action finger-clamp precision seed drill, belonging to the technical field of seeding equipment. The seed-picking assembly includes a paddle, a second elastic element, and a finger clamp. The finger clamp includes two finger clamps, namely an active finger clamp and a passive finger clamp. The middle parts of the two finger clamps are hinged and the hinge point is fixed to the seeding disk. The second elastic element is used to push the heads of the two finger clamps to rotate in directions away from each other. During the rotation of the seeding disk, when the finger clamp rotates to enter the seeding opening, the passive finger clamp rotates under the action of the second elastic element to unload the seeds. When the finger clamp leaves the seeding opening, a cam drives the active finger clamp to rotate, causing the head of the passive finger clamp to extend into the shell. In the present invention, after the seeds are picked up by the finger clamp, they are clamped and protected by the two finger clamps, thereby separating from the inner wall of the shell. Therefore, when the finger clamp continues to rotate, the seeds no longer rub against the inner wall of the shell, which is beneficial to protecting the seeds and reducing the friction damage they suffer, which is beneficial to improving the survival rate of the seeds.

The utility model relates to the technical field of crop seeding, in particular to a crop seeding device which comprises a supporting plate, a front wheel is arranged at the front end of the supporting plate, and a driving device is arranged at the rear end of the supporting plate. A ploughing structure, a quantitative seeding structure, a bulldozing structure and a water and fertilizer mixing structure are sequentially mounted on the supporting plate from the front end to the rear end. The ploughing structure comprises a moldboard, the moldboard is vertically arranged on the supporting plate, and the bottom of the moldboard makes contact with the ground. The quantitative seeding structure comprises a seed storage box, a seed storage measuring cylinder, an electric cylinder, a seed inlet and a seed outlet. The seed storage box is arranged on the supporting plate and communicated with the seed storage measuring cylinder through the seed inlet hole, the seed storage measuring cylinder is connected with the electric cylinder, the pushing end of the electric cylinder is provided with a plug, the plug is in sliding sealing connection with the interior of the seed storage measuring cylinder, the seed storage measuring cylinder is communicated with the seed outlet, and the seed outlet faces the ground. According to the utility model, the technical problems that the whole seeding process is integrally and automatically carried out and the seeding quantity and the seeding interval can be adjusted are solved.

The present invention relates to the technical field of agriculture-related fields, and discloses a method and device for planting corn in saline-alkali land. A seedling raising pit of a suitable size is dug in the saline-alkali land by using a special planting pit digging drill barrel. Then, while the planting pit digging drill barrel is lifted up and out of the seedling raising pit, a quantitative feeding rod falls and rotates under the action of weight and springs to feed a quantitative amount of nutrient soil into the seedling raising pit. At the same time, a corn seed supply reel also falls and rotates under the action of weight and springs to bury a quantitative amount of corn seeds in the seedling raising pit, thereby realizing the integration of soil improvement and sowing in saline-alkali land, and can simply realize the excavation and replacement of saline-alkali land soil and the quantitative planting of corn seeds.

The invention discloses a depth-adjustable sowing device for traditional Chinese medicine planting, and relates to the technical field of traditional Chinese medicine planting.The depth-adjustable sowing device comprises a drill planter body, driving wheels are symmetrically and rotatably connected to one side of the drill planter body, a seed box is fixedly connected to the top of the drill planter body, and a plurality of discharging pipes are fixedly connected to the side, close to the driving wheels, of the seed box at equal intervals; a mounting plate is connected in the drill seeder body in an up-and-down sliding mode, a plurality of furrow openers are fixedly connected to the bottom of the mounting plate at equal intervals, a plurality of worms on a transmission rod are driven by a servo motor to rotate, worm wheels meshed with the worms and a rotating disc are promoted to rotate synchronously, and the same amount of traditional Chinese medicine seeds are filled in a plurality of feeding bins on the rotating disc. And then the pressed block is extruded by the pressing block to enable the round opening to be aligned with the discharging pipe, so that equal-quantity and equal-distance sowing of the traditional Chinese medicine seeds can be realized, the conditions of non-uniform seed density in the groove and inconsistent plant spacing in the groove when the traditional Chinese medicine seeds are sown by using a drilling method are avoided, and the land utilization rate can be effectively improved.

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.

The present invention discloses a hole-seeding machine, and relates to the technical field of agricultural machinery. The hole-seeding machine comprises a mounting frame, a driving motor, a connecting rod mechanism, a feeding mechanism, a storage box and a hole-punching head. The driving motor is fixedly mounted on the mounting frame and connected to the connecting rod mechanism, the connecting rod mechanism is connected to the hole-punching head, the driving motor is used to drive the hole-punching head to rise or fall through the connecting rod mechanism, the storage box is connected to the feeding mechanism, the feeding mechanism is connected to the hole-punching head, the storage box is used to provide seeds to the feeding mechanism, and the feeding mechanism can output seeds to the hole-punching head when the hole-punching head descends to break the ground to form a planting hole, so that the seeds pass through the hole-punching head and fall into the planting hole. The hole-seeding machine provided by the present invention can not only realize continuous and rapid sowing, but also can carry out intermittent mechanized seedling supplementation, reduce labor costs, and occupy a small space, small land damage area, and ensure crop yield.

The invention relates to the technical field of agricultural equipment, and discloses a peanut film mulching hole-free seeder which comprises an integrated frame, and a connecting frame is arranged at the front end of the integrated frame and used for being connected with a traction machine in a hanging mode; according to the device, a weakening point is accurately preset on a mulching film through a liftable micro hot needle, the traditional manual or mechanical hole breaking is replaced, a hole-free seeding mode of one hole and one point is realized, and the hole-free seeding efficiency is greatly improved. According to the method, the complex procedure of manual film breaking is avoided, the labor intensity is reduced, through the controllable design of the weakening points, it is ensured that peanut seedlings naturally break the mulching film, damage to roots is reduced, the emergence rate and the survival rate are increased, and meanwhile the problem of weed breeding or soil moisture loss caused by too large broken holes is effectively solved.

The invention provides an air-blowing type rice precision seeding device, which belongs to the technical field of agricultural engineering and comprises a machine head, a suspension mechanism, a plurality of seed supply mechanisms, a seed blowing mechanism and a ditching and earthing mechanism. The suspension mechanism is connected with the tail end of the machine head; each seed supply mechanism comprises a seed box, a high-frequency vibrator and a seed metering device, the seed box is fixedly connected with the suspension mechanism, the high-frequency vibrator is located below the seed box, the high-frequency vibrator is provided with a spiral frame which approaches the seed box and extends outwards, and the spiral frame is provided with a feeding port and a discharging port and is used for dividing seeds in the seed box into single-row seed flows; the seed-metering device is connected with the high-frequency vibrator and is used for receiving a single row of seed flows and distributing a plurality of batches for seed metering so as to control the seeding quantity; the seed blowing mechanism is connected with the seed metering device and is used for blowing discharged seeds into soil; and the ditching and soil covering mechanism is connected with the suspension mechanism. The device can adapt to different seeding environments, realizes precise seeding, and improves the emergence rate of seeds.

The invention relates to the technical field of peanut plot seed metering, in particular to a peanut breeding plot seed metering device and a seed metering method.The peanut breeding plot seed metering device comprises a supporting plate, a seed filling device, a seed metering device and a seed cleaning device, the seed filling device comprises a seed filling pipe and a seed filling cavity, the seed metering device comprises a seed metering cylinder, the interior of the seed metering cylinder is a negative pressure environment, and seed suction holes are formed in the seed metering cylinder; the seed suction hole moves to a seeding position from the seed filling cavity along with the seed metering cylinder, a hole blocking wheel is arranged at the seeding position, the outer surface of the hole blocking wheel is attached to the inner surface of the seed suction hole, the seed cleaning device comprises a seed cleaning plate and a seed cleaning bin, and the seed cleaning bin is arranged below the seed filling cavity. The negative pressure chamber is matched with the seed suction holes, so that seeds can be stably adsorbed, and the seed selection difficulty is reduced; the hole blocking wheel is adopted at the sowing position to block the negative pressure environment, so that seeds can be smoothly sown at the appointed position, and the structure is simple and reliable; redundant seeds are recycled through the seed cleaning device, so that the seeds in different plots can be prevented from being mixed, and the accuracy of plot test results is ensured.

The seed pressing roller device comprises a rack, a seed pressing roller, a first driven wheel and a seed storage box, in the scheme, the structure of the seed storage box is improved, a bottom plate is flexibly connected to a cavity opening in the bottom of a body, and a rotating shaft and the seed pressing roller rotate synchronously through the second driven wheel, a second transmission mechanism and a first transmission mechanism; in the rotating process of the rotating shaft, the eccentric wheel abuts against the bottom plate to vibrate the bottom plate, so that seeds in the seed storage box flow out more smoothly, the phenomena of material blocking and the like are reduced, the seed discharging efficiency is improved, the seed discharging bin, the driving assembly and the like are added, the driving assembly drives the rack to move, the automation degree is improved, and the seed discharging bin is matched with the seed discharging wheel and the like to discharge the seeds in order. And the reseeding and miss-seeding rates are reduced.

The invention discloses an efficient sowing device for traditional Chinese medicine planting, which comprises a plurality of fixing plates, sowing assemblies are arranged on the fixing plates, each sowing assembly comprises a rotating disc, a storage groove is formed in each fixing plate, and each rotating disc is arranged in the corresponding storage groove and is in contact with the inner wall of the corresponding storage groove; the two driving ends of the rotating disc extend out of the corresponding fixing plates and are rotationally connected with the corresponding fixing plates through bearings. When the improved efficient seeding device for traditional Chinese medicine planting is used, the seeding operation of traditional Chinese medicine seeds and the spraying operation of a soil nutrient solution near the traditional Chinese medicine seeds can be synchronously completed through mutual cooperation of the rotating turntable, the discharging mechanism and the liquid injection mechanism, and the device is easy to operate and high in automation degree; different traditional Chinese medicine seeds and nutrient solutions are added into the plurality of discharging mechanisms and the plurality of liquid injection mechanisms, so that the sowing operation of different traditional Chinese medicine seeds can be completed at one time, and the labor intensity of an operator during sowing of the traditional Chinese medicine seeds is reduced.

The utility model discloses a farming planter, which belongs to the technical field of agricultural automatic seeding and comprises a moving mechanism and a seeding mechanism, the seeding mechanism comprises a supporting seat, a hopper, a first driving part and a seeding wheel, the supporting seat is mounted on the moving mechanism, the first driving part is mounted on the supporting seat, and the seeding wheel is mounted at the output end of the first driving part. The seeding wheel is provided with at least one seeding groove; the hopper is provided with a discharge hole; a material cavity is formed in the hopper and used for storing seeds, the seeding wheel is provided with a first moving position and a second moving position, and at the first moving position, a seeding groove of the seeding wheel is located below the discharging port and communicated with the discharging port; at the second moving position, the seeding groove of the seeding wheel is far away from the discharging opening, and the opening of the seeding groove faces the planting surface; the row spacing is controlled by the rotating speed of the first driving piece and the moving speed of the moving mechanism, and the problems that an existing farming planter is low in automation degree and cannot control the sowing row spacing are solved.

The invention discloses a roller type double-movable finger clip precision dibbler, and belongs to the technical field of seeding equipment, a seed taking assembly of the roller type double-movable finger clip precision dibbler comprises a shifting piece, a second elastic element and a finger clip buckle, the finger clip buckle comprises two finger clips, namely a driving finger clip and a driven finger clip, the middle parts of the two finger clips are hinged, and the hinged point is fixed on a seed metering disc; the second elastic element is used for pushing the heads of the two finger clamps to rotate in the direction away from each other. In the rotating process of the seed-metering disc, when the finger clip rotates to enter the seed-metering opening, the driven finger clip rotates to discharge seeds under the action of the second elastic element, and when the finger clip leaves the seed-metering opening, the cam drives the driving finger clip to rotate, so that the head part of the driven finger clip extends into the shell. According to the invention, seeds are clamped and protected by the two finger clips after being obtained by the finger clips, so that the seeds are separated from the inner wall of the shell, and therefore, when the finger clips continue to rotate, the seeds do not generate dynamic friction with the inner wall of the shell any more, so that the seeds are protected, the friction damage to the seeds is reduced, and the survival rate of the seeds is increased.

The invention discloses a PLC (programmable logic controller) control type film-laying and pipe-laying straight-insertion precision seeding all-in-one machine, and belongs to the technical field of seeders, the PLC control type film-laying and pipe-laying straight-insertion precision seeding all-in-one machine comprises a machine body and a seed storage unit assembled on the machine body, one side of the machine body is connected with a film-laying unit and a pipe-laying unit through an extension frame, a straight-insertion assembly is assembled on the extension frame, and the straight-insertion assembly comprises a synchronous frame inserted on the extension frame; a first electric hydraulic push rod of which one end is connected with the synchronous frame is mounted in the middle of the extension frame; through the arrangement of the film laying unit, the pipe laying unit and the direct insertion unit, the functions of film laying, pipe laying, sowing and film breaking are integrated, full-process mechanical operation is achieved, traditional manual operation is replaced, the labor cost and time investment are greatly reduced, and the machine is particularly suitable for large-scale planting scenes; the air permeability and moisture retention are balanced, oxygen deficit caused by soil hardening is prevented, the situation that seedlings are scalded due to the fact that the mulching film is not broken in high-temperature weather can be avoided as much as possible, and the crop survival rate is increased.

The utility model discloses a corn planter, which relates to the technical field of corn planters and comprises a planter body, two guide rails are fixedly mounted at the top of the planter body, a plurality of mounting plates are mounted at the tops of the guide rails in a sliding manner, guide grooves are formed in the bottoms of the mounting plates, and the guide rails are matched with the guide grooves. The corn seed separating device has the advantages that seeds in the storage box fall into the annular groove through the discharging pipe, then the first motor drives the separating rotary disc to rotate, then the corn seeds can slide in the annular groove in the bottom of the discharging pipe, and after one concave hole in the separating rotary disc rotates to the position below the discharging pipe, one seed falls into the concave hole; then, the first motor continuously drives the material distributing rotary table to rotate until the concave holes filled with the corn seeds rotate to the position above the discharging opening, then the seeds can fall down through the discharging opening and the interior of the discharging pipe to be discharged, and the discharging number of the seeds during planting can be accurately controlled; and the situation of insufficient growth nutrient or insufficient growth space of the corn caused by excessive blanking is avoided.

The invention belongs to the technical field of seeding devices, and particularly relates to a quantitative seeding device for soybean planting, which comprises a circular rotating frame, a rotating cylinder is mounted in an inner cavity of the circular rotating frame, an L-shaped discharge guide pipe is rotatably connected in one end of the rotating cylinder, and a storage box is fixedly communicated with the upper end of the L-shaped discharge guide pipe. A pushing frame is mounted at the lower end of the storage box, and a plurality of discharging and sowing assemblies are arranged outside the circular rotating frame. The problems that when an existing sowing machine is used for sowing soybeans, due to the fact that the discharging number of soybean seeds cannot be controlled, excessive soybean seeds are likely to be discharged in one pit, the soybean seeds absorb nutrients unevenly in the later period, and then the yield of the soybeans is affected are solved, and due to the fact that the overall balance of the sowing machine is controlled by operators, the sowing efficiency is greatly improved. And during long-time seeding work, the arms of operators are easily injured.

The utility model discloses a combined type seeding machine, which belongs to the technical field of seeding machines and comprises a bottom plate, a push handle is arranged on the side edge of the bottom plate, a compression roller is arranged on one side of the lower end of the bottom plate, moving wheels are arranged on the other side of the lower end of the bottom plate, and a seeding machine body is arranged in the bottom plate. The seeding machine body is fixedly connected with the bottom plate through the seeding machine distance adjusting mechanism, and the seeding machine distance adjusting mechanism is arranged, so that the distance of the seeding machine can be conveniently adjusted, the seeding machine can conveniently perform seeding work on seeding pits with different distances, the seeding efficiency of the seeding machine is improved, and the seeding efficiency of the seeding machine is improved. By arranging the quantitative seeding mechanism, the quantity of seeds poured into a seeding pit can be conveniently controlled, waste of the seeds is avoided, meanwhile, automatic seeding work of the seeding machine can be achieved, and therefore the using effect of the device is further improved.