39results about How to "Improve seeding efficiency" patented technology

The utility model discloses a kind of peanut seeding devices for agricultural machinery, including carrier structure, which is dragged forward by agricultural machinery, ditching device, the ditching device is installed at the bottom of the carrier structure, and the ditching device is provided with more than one, seeding mechanism, the seeding mechanism is installed by the carrier structure, the seeding mechanism corresponds to the ditching device, and the seeding mechanism spreads seeds into planting groove opened by the ditching device;Soil covering mechanism, the soil covering mechanism is installed by the carrier structure, and the soil covering mechanism re-enters planting groove into soil that ditching device pushes away;The device advances in the form of dragging, and high-efficiency seeding can be realized.

The utility model discloses a double-cavity type seeding device capable of separating seeds through vibration, which relates to the technical field of seeding and comprises a support plate, a first seeding box and a second seeding box, and the first seeding box and the second seeding box are respectively arranged on the front side and the rear side of the upper surface of the support plate. Fixing pipes are connected to the lower parts of the first seeding box and the second seeding box through elastic pipes; a first reciprocating screw rod and a second reciprocating screw rod are respectively arranged in the first seeding box and the second seeding box. According to the double-cavity type seeding device capable of separating seeds through vibration, a stirring claw is driven by a first servo motor to reciprocate in a first seeding box and a second seeding box, and clustered seeds can be effectively stirred and sieved in cooperation with vibration of the first seeding box and the second seeding box, so that the seeds in seed clusters can be in full contact with oxygen and moisture, and the seeding efficiency is improved. The germination rate reduction caused by poor air permeability is avoided, the waste of seed resources is reduced, and the emergence rate and yield of crops are improved.

This utility model provides a rapeseed planting auxiliary device, comprising: a mounting frame; two support frames respectively fixedly installed on both sides of the bottom of the mounting frame, the mounting frame including a mounting plate, threaded holes, scale values, and a pull rod; and an assembly device disposed on the surface of the mounting frame. This utility model provides a rapeseed planting auxiliary device that, by opening multiple threaded holes and scale values ​​on the surface of the mounting plate, allows the operator to adjust the spacing between the two feeding devices according to the required interval between planting holes, maintaining a consistent spacing between each feeding device. This ensures precise planting spacing when planting rapeseed seeds. The device has a simple structure and strong practicality. It allows operators to maintain the density between seeds during sowing, improving land utilization. Furthermore, the assembly of multiple feeding devices on the surface of the mounting plate allows for simultaneous sowing in multiple holes, improving sowing efficiency and enhancing the practicality and flexibility of the device.

The utility model relates to the technical field of soybean planting, and discloses a seeding machine for soybean planting, which comprises a fixed cylinder, the upper part and the lower part of the inner cavity of the fixed cylinder are respectively provided with a feed port and a discharge port, the upper part of the feed port is fixedly connected with a feed hopper, and the rear part of the fixed cylinder is fixedly provided with a driving motor; an output shaft of the driving motor is movably connected to the rear portion of an inner cavity of the fixing cylinder in a sleeved mode, the output shaft of the driving motor is fixedly connected with a first gear in a sleeved mode, the outer edge of the first gear is meshed with a second gear, the middle of the second gear is fixedly connected with a first rotating shaft in a sleeved mode, and the first rotating shaft is movably connected into the inner cavity of the fixing cylinder in a sleeved mode. The middle of the first rotating shaft is fixedly sleeved with a seeding roller, a servo motor drives a rotating disc to rotate, in the rotating process of the rotating disc, an arc-shaped rod is connected with a connecting block, a sliding block is driven to move in a sliding groove, the seeding amount of the seeding roller is adjusted, different use requirements are met, the applicability of the device is enhanced, replacement of different seeding mechanisms is avoided, and the seeding efficiency is improved.

This application relates to a sowing and covering device for mushroom cultivation, comprising: a frame with a traveling mechanism at its bottom for driving the frame to move; a mushroom spawn box on the frame, and material boxes located on both sides of the mushroom spawn box, the mushroom spawn box for storing mushroom spawn and the material boxes for storing culture medium; a guide pipe is provided inside both the mushroom spawn box and the material boxes, one end of the guide pipe extending to the outside of the frame, a feed inlet on the guide pipe, and a screw conveyor inside the guide pipe. This application achieves automatic material conveying and discharge through the mushroom spawn box, material boxes, discharge pipe, and screw conveyor, realizing the automation of mushroom spawn layer sowing, greatly improving sowing efficiency, reducing manual operation time and labor intensity, and meeting the production needs of large-scale mushroom cultivation.

The application relates to the technical field of seed sowing, and discloses a mechanical precision sowing method for brassica campestris L. seeds, which comprises the following steps: S1, seed purification treatment; S2, seed rope precision weaving; S3, field ditching and rope paving; S4, precision sowing; S5, synchronous soil covering and pressing; and S6, automatic rope cutting and continuous sowing. The application realizes full-process precision control of the sowing plant distance, row distance and sowing depth of the brassica campestris L., achieves the effect of standardized precision sowing, solves the problems of uneven density in traditional broadcast sowing and row sowing, seedling and ridge breakage, has high sowing uniformity and good field consistency, can fully release the growth space and growth potential of single brassica campestris L. through setting of the optimal sowing density, greatly reduces the occurrence rate of yellow leaves, old leaves and weak seedlings, and significantly improves the overall quality and group uniformity of the brassica campestris L.

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.

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 relates to garlic planting technical field discloses a kind of garlic seeding planting device, including vehicle plate, ditching component includes ditching disc, vehicle plate bottom one end is equipped with connecting frame, and ditching disc is rotatably arranged on connecting frame, and seeding component includes material box fixedly arranged on the upper surface one side of vehicle plate, and through-hole is set up in the directly below material box of vehicle plate, and material box bottom is connected with guide chute, and guide chute is connected with seeding pipe, and seeding pipe extends to the below vehicle plate by passing through through-hole, and rotating rod is rotatably connected in material box, and connecting rod is connected on rotating rod, and connecting rod is connected with rotating cylinder, and multiple chutes are set up in circumferential array on rotating cylinder, and the same caliber hole as guide chute top is set up in the bottom of chute, and baffle is slidably arranged in chute, and ditching component and seeding component are connected by linkage component. Ditching component and seeding component cooperate, improve the efficiency of sowing, and the setting of baffle indirectly realizes the adjustment of sowing plant distance, and improves practicality.

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.

This invention proposes an integrated structure for wide-row sowing and fertilization of wheat, comprising: a mounting base with a mounting groove on its upper surface; a sowing box fixedly mounted within the mounting groove; guide plates obliquely fixedly mounted on the inner walls of both sides of the sowing box; an arc-shaped plate fixedly connected to one end of each guide plate; a sowing device housed within the sowing box; and the output end of the sowing device extending outward through the inner wall of the sowing box, positioned between two arc-shaped plates. This invention uses a motor-driven transmission shaft and a synchronization component to achieve synchronous operation of the soil-turning roller and the sowing device. Simultaneously turning the soil, the sowing device separates and pushes the seeds, significantly improving sowing efficiency compared to traditional separation operations. Furthermore, the guide plates, arc-shaped plates, rotating wheels, and separating blocks work together to ensure seeds fall evenly onto loose soil, preventing clogging and guaranteeing effective sowing.

The invention discloses a ridge culture garlic precision seeder integrated with a bud correction packaging unit, and belongs to the field of garlic seeding. Comprising a mounting plate, two supporting plates are symmetrically and fixedly connected to the upper surface of the mounting plate, a storage hopper is jointly and fixedly connected to the tops of the two supporting plates, a material distributing barrel is rotationally connected to the inner side of the storage hopper through a rotating shaft, and a plurality of transverse material distributing openings are formed in the upper surface of the material distributing barrel; the front end and the rear end of a center shaft of the material distributing barrel penetrate to the outer side of the storage hopper and are fixedly connected with first transmission wheels. According to the device, the postures of garlic cloves in the concave overturning seat can be accurately detected in real time through the detection sensor carried by the U-shaped seat, the garlic cloves with the bulbils facing rightwards can be adjusted to be in the bulbils facing leftwards in a targeted mode in cooperation with an overturning mechanism composed of an electric push rod, an L-shaped rack and a gear, then the concave overturning seat is driven by the rotating rod to rotate and guide, and the garlic cloves can be turned over to the right side. It is ensured that bulbil enters soil upwards when the garlic cloves freely fall along the discharging funnel.

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.

This utility model relates to the field of seeder technology and provides a seeder for easy soil turning, including a support frame; a storage hopper mounted on the support frame for storing seeds; a connecting plate fixed on the support frame, with an adjusting shell movably fitted over the connecting plate; a limiting member mounted on the adjusting shell for stabilizing the adjusting shell; and a soil-turning plate located at the bottom of the adjusting shell and insertable into the ground for soil turning, the soil-turning plate being V-shaped. This solution provides a seeder for easy soil turning, which, through the design of the support frame, storage hopper, connecting plate and adjusting shell working together, V-shaped soil-turning plate, limiting member, and soil-filling structure, achieves centralized seed storage, flexible adjustment of soil turning depth, and efficient automatic soil filling, significantly improving the applicability, ease of operation, and flexibility of the seeder.

The utility model relates to the technical field of seeding devices, and particularly discloses a seeding device for vegetable seedling culture, which comprises a shell, a seeding mechanism is arranged in the shell, the seeding mechanism comprises a moving block arranged in the shell, the moving block is matched with a plurality of seed guide cylinders to drive a plurality of seeding sharp mouths to move downwards, so that the seeding sharp mouths are inserted into the ground, and meanwhile, the seeding sharp mouths are driven by the moving block to move downwards. A first rotating shaft drives a plurality of discharging rollers to rotate by 180 degrees, so that a plurality of collecting tanks rotate downwards, vegetable seeds in the collecting tanks enter a plurality of seed guide cylinders respectively, and then a plurality of seeding sharp nozzles are opened; vegetable seeds in a plurality of seed guide cylinders are discharged to the ground through a plurality of opened sowing sharp mouths, then a plurality of rows of vegetable seeds are sown at a time through the plurality of seed guide cylinders and the plurality of sowing sharp mouths, the sowing efficiency is effectively improved, in the sowing process, the ground after sowing is finished is stricken off through a strickling inclined plate, and the sowing efficiency is improved. Soil pits after sowing are covered and buried, so that the labor burden of workers is effectively reduced.

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 invention relates to the technical field of seeding machines, and particularly discloses a handheld seeding machine capable of adjusting plant spacing and seeding depth, the handheld seeding machine comprises a connecting frame, a storage bin is fixedly connected to the top of the connecting frame, a handheld handrail is fixedly connected to the top of the connecting frame, and walking assemblies are fixedly connected to the two sides of the connecting frame; the side, away from the walking assembly, of the connecting frame is fixedly connected with a row spacing adjusting mechanism, the top of the connecting frame is fixedly connected with the fixed end of an electric telescopic rod, the movable end of the electric telescopic rod penetrates through the top of the connecting frame and is fixedly connected with the row spacing adjusting mechanism, and the bottom of the first connecting rod is fixedly connected with a seeding device. According to the handheld seeder capable of adjusting the plant spacing and the seeding depth, the row spacing adjusting mechanism is arranged, so that the seeding depth can be adjusted while the row spacing is adjusted, and the seeding device is arranged, so that the seeding depth can be further adjusted while the plant spacing is adjusted.

The present application relates to the technical field of agricultural machinery seeding, and specifically relates to a tomato plug seeding machine and an intelligent plug seeding method thereof, which comprises a rack, a seeding box is installed on the rack, a seed outlet is formed at the bottom end of the seeding box, an inclined seed guide plate for guiding and conveying the tomato seed coating is installed in the inside of the seeding box, the inclined seed guide plate is arranged obliquely, a seed stop plate for stopping the tomato seed coating is installed at the bottom end of the inclined seed guide plate; a vertical mounting plate is installed in the inside of the seeding box, a linear driving block is arranged on one side of the vertical mounting plate, the linear driving block can move back and forth along the length direction of the inclined seed guide plate through the driving of a driving mechanism, a counterweight block is arranged on one side of the linear driving block, the present application realizes the automatic identification of the plug holes, the automatic grabbing and feeding of the tomato seed coating through the integration of visual detection and closed-loop seeding control, and effectively improves the seeding precision, the automation level and the seeding efficiency of the tomato factory seedling.

This utility model discloses an electrically controlled rotary joint and an automatic remote-controlled universal rotary spray gun. The electrically controlled rotary joint consists of a stator housing, a rotor core, and connecting flanges at both ends. The rotary drive mechanism uses a control motor to drive a worm gear and a worm. A worm is located inside the stator housing, with bearings installed at both ends. One end of the worm is connected to the output shaft of the control motor, and the other end has a manual crank connection port. The control motor is fixedly installed on one side of the stator housing. A worm gear is located on the outer edge of the rotor core, which is housed within the stator housing via bearings on both sides and a sealing ring. The worm gear and the worm are connected for transmission. The automatic remote-controlled universal rotary spray gun consists of two electrically controlled rotary joints connected to a nozzle via a bend pipe. This utility model enables remote electric / automatic control of the spray gun's horizontal rotation angle and spraying height, improving the automation level of spraying operations and reducing the labor intensity of workers.

The application discloses a multifunctional integrated peanut seeding machine, which comprises a rack, a rotary tillage module, a fertilization module, a ridging module, a ditching module, a seeding module, a film covering module and a soil covering module; the multifunctional integrated peanut seeding machine integrates all the modules of the existing peanut planting, can one-time satisfy complete operations of tillage, fertilization, ridging, ditching, seeding and soil covering, and simultaneously, all the modules are coordinated and have no interference, and multiple operations are not required by additionally using multiple devices, so that the seeding efficiency is improved.

The application discloses an agricultural automatic seeding system and device, and relates to the technical field of agricultural seeding; the agricultural automatic seeding system comprises the following steps: S1, first, a soil turning mechanism is started to break up the clods in the soil of the land to be seeded, so that the soil is loose and is convenient for cultivation; S2, a feeding and conveying mechanism is used to convey the seeding seeds from a chute to a conveying pipe one by one; S3, a seeding and soil covering mechanism is used to seed and cover the soil at the same time; and S4, an indirect liquid spraying mechanism is used to spray a seed germination accelerating agent on the seeded seeds; the seeding and soil covering mechanism, the indirect liquid spraying mechanism, the feeding and conveying mechanism and the soil turning mechanism are used, first, the soil turning mechanism is used to turn up the land to be planted, so that the seeding is convenient; the feeding and conveying mechanism is used to convey the seeds to the seeding and soil covering mechanism, the soil covering mechanism is used to dig a pit, then the seeds are seeded, and after the seeds are seeded, the surrounding miscellaneous soil is pushed into the pit to bury the seeds.

This utility model relates to the field of corn planting technology and discloses a corn planting and sowing device, including an insertion tube and a lifting and resetting stop section. The lifting and resetting stop section includes a resetting lifting rod installed on the insertion tube and a stop bar connected to the lower end of the resetting lifting rod. A feeding port is opened on one side of the upper end of the insertion tube, and a discharging port is opened on one side of the lower end. Through the design of the lifting and resetting stop section, when sowing is needed, pulling up the resetting lifting rod moves the stop bar upward, opening the discharging port so that the seeds can accurately fall from the discharging port, thus achieving sowing. The device has a simple overall structure, low purchase cost, and is easy for operators to use. Sowing can be completed with a simple lifting action, without the need for complicated operating procedures or professional skills, reducing labor intensity and improving sowing efficiency.

The utility model relates to the technical field of agricultural planting mechanical equipment, in particular to an on-film corn planting machine which comprises a frame, a discharging device is installed in the middle of the upper end of the frame in a penetrating mode, a seeding device is fixedly connected to the upper portion of the left end of the frame, and sliding grooves are formed in the lower portion of a left plate wall and the lower portion of a right plate wall of the frame. Film pressing rollers are movably mounted at the front part of the left plate wall and the front part of the right plate wall of the frame through bearings; the discharging device comprises a corn seed box and a first driving motor, and the corn seed box is installed in the middle of the upper end of the frame in a penetrating and inserting mode. According to the on-film corn planting machine disclosed by the utility model, through the structural design of accurately controlling seed feeding in the blanking device and the mechanical transmission of an eccentric wheel and a crank rod in the seeding device and the guide of a sliding block and a sliding groove, accurate blanking and stable film breaking seeding are realized, seed waste is avoided, and the on-film corn seeding efficiency and quality are improved; the labor intensity is reduced and the seeding specification is ensured.

The utility model belongs to the technical field of seeding equipment, and particularly relates to a seeding machine with a soil covering function, which comprises a frame, an advancing roller, a soil covering roller and an adjusting transmission component, a driving shaft and a rotating shaft are arranged on the lower side of the frame and are rotatably arranged on two sides of the bottom surface of the frame, the soil covering roller is arranged on the other side in the frame and is fixedly arranged on the rotating shaft, and the adjusting transmission component is arranged on the frame. The two supporting frames are fixedly arranged on the two sides of the frame respectively, a soil breaking and sowing assembly is arranged in the frame, and the rotation output speed of the soil breaking and sowing assembly and the rotating shaft is adjusted through an adjusting transmission assembly. According to the utility model, the driving equipment on the driving assembly drives the forward roller to rotate and drives the soil covering roller to flatten the soil in the seeding furrows on the land, so that the seeds after seeding are buried, the device can realize continuous operation of automatic moving, seeding and soil covering, and the seeding quality and efficiency are improved.

The application aims to provide an intelligent agricultural unmanned aerial vehicle and an intelligent working method of the agricultural unmanned aerial vehicle. The movement of the whole device is realized by a caterpillar drive and a propeller drive, and the device can work on land and in air. An infrared alarm device can sense whether there is a person below and alarm when spraying. Through a pesticide spraying device, pesticide spraying and water spraying to increase soil moisture are realized, and work efficiency is improved. Through the caterpillar drive and a crop seed sowing device, automatic seed sowing and humidifying on the ground are realized, and a certain seed sowing density can be maintained, and seed sowing efficiency and survival rate are improved. Through an agricultural storage device, small and medium-sized agricultural tools or pesticides are stored, and the practicability of the unmanned aerial vehicle for agricultural work is improved. In view of the large-scale development of the agricultural unmanned aerial vehicle at present, manual movement is extremely inconvenient, and the unmanned aerial vehicle is easy to be damaged. The autonomous movement of the unmanned aerial vehicle through the caterpillar drive design reduces the possibility of damage of the internal precision instruments of the unmanned aerial vehicle, and is suitable for small-scale and large-scale transplanting work.

The application discloses a paper pot arranging device and a paper pot seeding line, and aims to improve the efficiency of paper pot arranging. The paper pot arranging device comprises a support, a receiving mechanism and a lifting mechanism. The receiving mechanism comprises a receiving driving assembly arranged on the support, a transmission assembly rotatably arranged on the support and connected with the receiving driving assembly, a first receiving assembly and a second receiving assembly. The transmission assembly comprises a first mounting seat connected with the first receiving assembly and a second mounting seat connected with the second receiving assembly. The first receiving assembly comprises a plurality of first receiving holes, and the second receiving assembly comprises a plurality of second receiving holes. One of the first receiving assembly and the second receiving assembly is located at a receiving position, and the other is located at a lifting position. The receiving driving assembly drives the transmission assembly to rotate, so that the positions of the first receiving assembly and the second receiving assembly are exchanged. The lifting mechanism is arranged on the support and comprises a plurality of movable lifting pieces. The plurality of lifting pieces move to lift the paper pots in the plurality of first receiving holes or the plurality of second receiving holes.

The utility model discloses a seed-metering device with intercropping, seeding and fertilizing integrated function, which comprises a frame, a plurality of seed groove shells, a rotatable clamping type seed-metering unit, an adjusting mechanism, a blanking mechanism and a feeding mechanism, the plurality of seed groove shells are fixedly connected on the frame, the top ends of the plurality of seed groove shells are provided with feed ports, and the feed ports are connected with the rotatable clamping type seed-metering unit. A plurality of seed groove shells are arranged on the rack, discharge ports are formed in the bottom ends of the seed groove shells, rotatable clamping type seed metering units are arranged in the seed groove shells, adjusting mechanisms are arranged on the seed groove shells, the adjusting mechanisms correspond to the rotatable clamping type seed metering units in a one-to-one mode, and the discharging mechanism is arranged in the rack. According to the seed metering device with the intercropping, sowing and fertilizing integrated function, seeds can be uniformly arranged and then sown, the phenomenon of miss-sowing or repeated sowing is not likely to be caused, the seeds are fixed and released through opening and closing of the seed clamp in the sliding groove, the seed metering device can adapt to different kinds of seeds, and the sowing efficiency and effect are improved.

The utility model relates to the field of sowing, especially portable hand -held sowing device of adjustable plant spacing, including tyre frame, support, handlebar, bearing platform and adjusting assembly etc. The utility model discloses through the sliding rod movement, makes the feed pipe movement, makes the sliding frame move, and then carries out equidistance adjustment to the feed pipe, and then promotes this device to move, and through the intermittent unloading sowing of blocking plate rotation simultaneously, thereby can hand -held this device moves and carries out the sowing of intermittent unloading of seed, and equidistance adjustment the interval between feed pipe uses, and the planting demand of different crops is convenient for adapting, improves the sowing uniformity and efficiency, and uses flexible convenient.

The utility model relates to the technical field of tomato seed sowing, especially a hand -held sliding type tomato seed precision seeder, including upper printing shell, lower printing shell, seed cabin storage structure and button cover, second lug and second clamping plate inside clamping groove installation place, cabin cylinder left side clamping groove and first lug installation place, cabin cylinder bottom end inside installation place has first spring, the outside of vertical rod, cabin cylinder top installation place has second spring, vertical rod top, fan piece outside and button cover bottom end inner groove plug -in installation place, after combination installation, through manual pressure button cover, button cover drives vertical rod, pad dish to move down, until tomato seed passes through the seed hole of cabin cylinder and discharges, in the utility model, the device main part adopts the seed cabin design of sliding type, and the original manual sowing of many actions is simplified to the sowing action of up and down movement, simplifies the sowing process action, improves sowing efficiency, simplifies sowing action, reduces the labor intensity, and the sowing planting efficiency is improved.