3867results about "Ploughs" patented technology

The invention provides an agricultural seeding machine, and relates to the technical field of seeding equipment, the agricultural seeding machine comprises a profiling frame installed on a rack, a furrow opener and a press wheel, the furrow opener and the press wheel are connected to the profiling frame, the profiling frame is a four-bar mechanism and is provided with a lower connecting rod and a first side connecting rod, and the furrow opener is rotatably connected to the first side connecting rod; a pressing wheel frame is hinged to the first side connecting rod, the pressing wheel is rotationally connected to the pressing wheel frame, and a pressing wheel spring is connected between the pressing wheel frame and the first side connecting rod; a locking rod is hinged to the first side connecting rod, a locking rod spring is connected between the locking rod and the first side connecting rod, a first locking tooth is arranged on the upper portion of the locking rod, a second locking tooth meshed with the first locking tooth is arranged at the end of the lower connecting rod, and a material stirring baffle is connected to the end of the locking rod. The material stirring baffle can rotate when stirring soil, so that the profiling frame is locked, the furrow opener cannot float upwards, the press wheel can roll and cross soil blocks, and the influence of vertical floating of the furrow opener in a short time on the furrowing depth can be reduced.

The invention relates to the technical field of tea garden fertilization, in particular to a soil loosening, ditching, fertilizing and soil covering all-in-one machine for tea garden land, which comprises a vehicle body, a handrail part fixedly connected to the top of the rear end of the vehicle body in the moving direction, and a controller; the top of the vehicle body is fixedly connected with a fertilizer box; a fertilizing pipe is fixedly connected to the bottom of the vehicle body and communicated with the bottom of the fertilizer box, an electromagnetic valve is communicated in the fertilizing pipe, and the controller is used for controlling operation of the electromagnetic valve; a soil loosening assembly for loosening soil, an adjusting assembly for adjusting the soil loosening depth of the soil loosening assembly and a ditching assembly for ditching the soil after soil loosening are arranged on the fertilization pipe; a V-shaped bracket is fixedly connected to the side wall of the fertilizing pipe, and a soil covering assembly for performing soil covering operation on the furrowed soil is arranged on the bracket. The soil loosening device can adjust the soil loosening operation depth through the adjusting assembly.

The invention discloses a soybean controlled-release fertilizer and seed-fertilizer simultaneous-sowing layered fertilizer distributor, and belongs to the field of soybean planting. Comprising a bottom plate, and three discharging mechanisms are arranged on the lower surface of the bottom plate; three linkage mechanisms are fixedly connected to the front portion of the upper surface of the bottom plate. A driving mechanism is arranged on the right side of the upper surface of the bottom plate; deep scarification mechanisms are symmetrically arranged on the right side of the lower surface of the bottom plate front and back; first supports are fixedly connected to the left side of the lower surface of the bottom plate in a front-back symmetry mode, first rolling wheels are rotationally connected to the opposite sides of the two first supports through rotating shafts, a shaft rod is jointly and fixedly connected to the opposite sides of the two first rolling wheels, and a first transmission wheel is fixedly connected to the outer side wall of the shaft rod. According to the seed-fertilizer simultaneous-sowing layered fertilizer applicator for the soybean controlled-release fertilizer, the stirring mechanism is driven to work through transmission of the first roller, fertilizer caking can be effectively prevented, smooth discharging is guaranteed, and a good foundation is laid for follow-up sowing and fertilizer applying operation.

The invention relates to the technical field of agricultural machinery, in particular to a crop layered fertilization intelligent precision plowing and sowing machine which comprises a rack, a walking driving part is arranged on the rack, a sowing machine is arranged on one side of the rack, a bearing frame is fixedly connected to the side, away from the sowing machine, of the rack, and a plurality of rotary tillage assemblies are transversely arranged on the bearing frame at equal intervals; a plurality of fertilization assemblies capable of vertically sliding are arranged at the bottom of the side, close to the rack, of the bearing frame, transmission assemblies are arranged between the soil retaining assemblies and the fertilization assemblies, and the transmission assemblies are used for reducing the impact force of the soil particles raised by the rotary tillage assemblies to the soil retaining assemblies and reducing the impact force of the soil particles raised by the rotary tillage assemblies to the fertilization assemblies. Transmission is converted into driving force for the height of the fertilizing assembly. The soil texture is fed back through the impact force of soil particles raised by rotary tillage and soil disturbance, so that the layered fertilization depth is adjusted in a linkage manner, and the defects of poor adaptability between the fixed layered fertilization depth and different soil properties and soil nutrient loss in traditional tillage and sowing are overcome.

The invention discloses a saline-alkali soil straw smashing, injecting and returning machine and a deep burying treatment method, and relates to the field of straw smashing. The field returning machine comprises a front fixing frame and a rear fixing frame, a feeding area is arranged at the lower end of the front fixing frame, a telescopic plate is arranged at the lower end of the rear fixing frame, a protective side plate is installed at the lower end of the telescopic plate, and a front plowing roller and a rear plowing roller are arranged in the protective side plate; a feeding roller is arranged in the feeding area, a crushing roller is arranged at the end, close to the rear fixing frame, of the feeding area, a smashing area for smashing straw in a centralized mode is arranged at the end, close to the rear fixing frame, of the feeding area, a feeding area and a collecting area are arranged at the end, close to the rear fixing frame, of the smashing area, and the collecting area is fixedly connected with the rear fixing frame. A discharging area for discharging straw powder into a field ridge is installed in the protective side plate. Straw is collected in a centralized mode to guarantee the smashing effect, conveying is conducted through wind power after smashing, straw is deeply injected, and the straw returning effect is guaranteed.

A representative system for preparing a field for planting includes: first disk blades, each exhibiting a first offset angle with respect to a tilling direction; second blades, each exhibiting a second offset angle with respect to the tilling direction; ripper shanks disposed behind the second disk blades; third disk blades disposed behind the ripper shanks, each exhibiting a third offset angle with respect to the tilling direction; fourth disk blades, each exhibiting a fourth offset angle with respect to the tilling direction; and a chopper reel disposed behind the fourth disk blades; wherein, with respect to magnitude, each of the first offset angle and the second offset angle is greater than each of the third offset angle and the fourth offset angle.

The invention relates to the technical field of agricultural machinery, and discloses an adjustable soil covering device for ginger planting, comprising: a mobile vehicle, the front side of the bottom of which is provided with a front wheel matched with the curved surface of a ridge, and the rear side of which is provided with a rear wheel with a ditch edge profiling structure; the central mixing bin is integrally formed in the middle of the mobile vehicle chassis, and a rotatable scattering disc is coaxially arranged in the central mixing bin. The mixing process of soil and fertilizer is innovatively integrated in the central mixing bin, and the fertilizer is sucked from a storage box through a Venturi negative pressure generator in a pneumatic conveying mode; the high-pressure fan provides airflow power to feed the materials into the mixing bin, non-blocking automatic fertilizer supply is achieved, the fertilizer and soil intersect in the bin, the materials are guided to spirally fall down by means of the tapered spiral flow guide column, the mixing path is prolonged, meanwhile, the ultrasonic vibration plate continuously vibrates to form lumps, it is guaranteed that the two materials are highly and evenly mixed, and the mixing efficiency is improved. And a mixed substrate with stable quality is provided for subsequent precise soil covering.

The invention relates to the technical field of orchard planting, in particular to an orchard intelligent gas explosion deep scarification fertilizer applicator which comprises a supporting table used for supporting a device body, a protective frame is mounted at the top of the supporting table, and a gas pressure controller used for soil gas explosion deep scarification and an automatic driving control controller are mounted in the protective frame. By arranging the fertilizing mechanism, the device can sow seeds while loosening soil through gas explosion, the gas pressure of a gas storage tank is controlled through a gas pressure controller, when the seeds move into a through pipe from a feeding pipe, the seeds slide directionally due to the arrangement of a wedge-shaped surface, and the position of a gas outlet plate is adjusted through an electric push rod; the multiple sealing blocks form a closed space for the partition plate area, the multiple limiting blocks divide the seeds in the multiple through pipes in a limited mode, and the multiple air outlets correspond to the multiple feeding holes, so that air impact acting force is released to the seeds, the seeds can be released through the discharging holes, and meanwhile the loosening effect can be generated on internal soil.

The invention discloses an elastic tooth licker-in type before-sowing surface layer residual film recycling machine, and relates to the technical field of agricultural machinery, the elastic tooth licker-in type before-sowing surface layer residual film recycling machine comprises a rack, a film collecting box, a contour wheel, a walking wheel and a transmission assembly, the rack is provided with an elastic tooth strip collecting device, and a residual film licker-in picking device is arranged behind the elastic tooth strip collecting device; a film removing and conveying device is arranged above the rear portion of the residual film licker-in picking device, the film collecting box is arranged behind the film removing and conveying device, and a residual film compacting device is arranged in the film collecting box. Residual film gathering and strip collecting under the combined motion rule of horizontal rotation and space angle change of the working part are achieved through the elastic tooth strip collecting device, the characteristics that the residual film is crisp, small and not easy to pick up before sowing are considered, the working part of the licker-in pick-up device is arranged to be an arc-shaped elastic tooth, the elastic tooth pricks the residual film in the working process, and the film removing and conveying device is arranged on the upper rear portion. When the pricking teeth move to the film removing area, the pricking teeth are hung and stroked into the film collecting box, and the residual film is compressed and packaged through the residual film compacting device after the residual film is collected.

The present invention discloses a soybean straw and forage grass-based soil fertility synergistic improvement device, and relates to the technical field of fertilization, the soybean straw and forage grass-based soil fertility synergistic improvement device comprises: a moving mechanism, one side of which is detachably provided with a carrier plate; the side, away from the moving mechanism, of the deflection plate is hinged to the carrier plate, and a first telescopic rod is hinged between the other end of the deflection plate and the carrier plate; the plowshare assembly is arranged on the side, close to the moving mechanism, of the deflection plate; the shallow layer rotary tillage assembly is arranged on the side, away from the moving mechanism, of the deflection plate; the first feeding assembly is arranged on the carrying plate and located between the shallow layer rotary tillage assembly and the plowshare assembly, and the device can give consideration to both the deep layer and the surface layer of soil.

Protecting open seed trenches from ingress of foreign material, such as plant residue. Preventing foreign material from entering the open seed trench during planting increases crop yield by minimizing delayed germination and late plant emergence. Various implementations of adjustable row cleaners may be used to prevent ingress of foreign material. Also, various shields may be disposed on the row units of a planter to prevent ingress of foreign material.

The invention relates to the field of agricultural machinery, in particular to multifunctional tea garden weeding, soil loosening and fertilizing integrated mechanical equipment which comprises a mounting frame, a driving module is mounted at the bottom of the mounting frame, a weeding module, a soil loosening module and a fertilizing module are mounted at the top of the mounting frame, and the weeding module comprises a power part which is fixedly connected with the top of the mounting frame; an output shaft of the power part is connected with a roller, the outer side wall of the roller is fixedly connected with a plurality of wave-shaped blades, the soil loosening module is installed in the roller, and an opening is formed in the side wall of the roller and used for loosening tea garden soil based on the centrifugal force effect; the driving module is in signal connection with a controller, the controller is in signal connection with the power piece and the fertilization module, and the controller is used for adjusting the power of the driving module and the rotating speed and the output power of the power piece according to preset terrain information. The method is used for improving the efficiency of weeding, soil loosening and fertilizing operation of the tea garden and enhancing the collaboration of all operation links.

The invention relates to the technical field of rotary cultivators, in particular to a rotary cultivator with a residual film recycling function. Comprising a front wheel; first rotating shafts are fixedly connected to one sides of the two front wheels, second rotating shafts are fixedly connected to one sides of the two rear wheels, a recycling machine shell is jointly and rotationally connected between the two first rotating shafts and the two second rotating shafts, and a tillage machine is arranged on one side of the recycling machine shell. Through cooperation of a water pump, a second threaded rod, a spraying bin and a spray head, broken films on a screen mesh plate can be dissolved, soil blocks can be decomposed, the problem that a large amount of time is spent on sorting residual films and straw by workers in the follow-up process is solved, a first motor, an air pump, a second motor and the water pump are controlled through a controller, and the working efficiency is improved. Complex residual film recovery and soil treatment processes are integrated into a highly automatic and intelligent operation system, the soil humidity, the residual film density and the impurity content are monitored in real time through a sensor, the suction force of an air pump and the water pressure of a water pump are intelligently adjusted, and soil moisture loss and energy consumption are reduced to the maximum extent while it is ensured that residual films are efficiently recovered.

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.

An agricultural machine includes a soil strength generation system that generates an output indicator of soil strength. A control system generates on action signal based on the soil strength.

The invention discloses a low-resistance deep-scarification fertilizer spreader for saline-alkali soil based on self-adaptive control, and provides an innovative scheme aiming at the problems of soil hardening, non-uniform application of a modifier, low operation efficiency and the like. The whole machine comprises a rack, a modifier box, a double-row shovel, a multi-leaf discharger and an intelligent control system. A front row of shovels and a rear row of shovels are designed, a front triangular shovel reduces tillage resistance through wedge-shaped splitting, a rear subsoiler cuts off soil capillary tubes, a discharging pipe is arranged in the rear subsoiler, and deep and accurate throwing of an improver is achieved; 2, PID parameters are optimized based on an improved genetic algorithm, closed-loop control and low-pass filtering noise reduction are combined, a self-adaptive control system is constructed, and the discharging amount and the advancing speed are dynamically matched; the soil pressing roller and the shovel are designed cooperatively, the whole process of soil breaking, deep scarification, agent applying and pressing is completed at a time, and efficiency is improved. Through a low-resistance structure, intelligent control and integrated operation, the equipment breaks a hardened layer, inhibits salt from moving upwards, improves the utilization rate of an improver, has the characteristics of high efficiency, low consumption and ecological protection, and meets the treatment requirements of saline-alkali soil.

The invention relates to a detachable rotary cultivator, and belongs to the technical field of rotary cultivators, the detachable rotary cultivator comprises a rotary tillage mechanism detachably connected to the exterior of a tractor, the rotary tillage mechanism is composed of a rack, side plates, a rotary tillage shaft and rotary tillage cutters, and a soil loosening device used for pre-loosening soil before rotary tillage is arranged outside the side plates and the rack; a compaction structure used for conducting compaction treatment on the ploughed soil is arranged outside the machine frame, and a driving mechanism used for operating the rotary tillage shaft, the soil loosening device and the compaction structure in a linkage mode is arranged outside the side plates. The soil loosening device comprises a hinge seat fixedly connected to the top of the rack and a swing arm hinged to the interior of the hinge seat. The machine has the advantages of high efficiency, energy conservation, environmental protection and the like, integrated operation of soil pre-loosening, rotary tillage, compaction and spraying treatment is realized through a mechanical linkage principle, the rotary tillage resistance is remarkably reduced, the service life of a blade is prolonged, the soil quality is optimized, and the operation efficiency is improved.

The invention discloses a hydraulic folding type ditching and rotary tillage all-in-one machine which comprises a frame panel, a left side plate, a right side plate, a left arm rod, a right arm rod, a supporting plate, a gearbox, a rotary tillage mechanism, a ground breaking mechanism and a ridging mechanism. The rotary tillage mechanism comprises a rotary tillage part and a driving part, and the two ends of the rotary tillage part are rotationally installed on the left side plate and the right side plate; the driving part comprises a gear speed change mechanism and a chain transmission mechanism, the gear speed change mechanism is installed in the gearbox, and the chain transmission mechanism enables the output end of the gear speed change mechanism to be in transmission connection with the input end of the rotary tillage part; the ground breaking mechanism comprises a ground breaking support, a first hydraulic oil cylinder, an overturning part and a ground breaking part. The ridging mechanism comprises a ridging support, a ridging arm, a rear beam, a second hydraulic oil cylinder and a ridging part. According to the machine, soil breaking, rotary tillage and ditching are integrated, the functions are increased, and the working efficiency is improved.

The invention relates to the technical field of turnover plow hydraulic control, in particular to a turnover plow hydraulic control system and method, and the structure of the turnover plow hydraulic control system comprises a main control valve; the main valve communicates with the main control valve, and a throttling opening is formed in the end of the main valve; the first reversing valve is communicated with the main valve; the second reversing valve is communicated with the main valve; a large cavity of the amplitude modulation oil cylinder is communicated with the second reversing valve, and a small cavity of the amplitude modulation oil cylinder is communicated with the first reversing valve; a large cavity of the overturning oil cylinder is communicated with the first reversing valve, and a small cavity of the overturning oil cylinder is communicated with the second reversing valve; the pilot valve is communicated with the throttling opening of the main valve; the amplitude modulation oil cylinder and the overturning oil cylinder can be locked with each other and act in sequence. According to the hydraulic control system and method for the turnover plow, the problem that an existing turnover plow is complex to control can be solved.

The utility model discloses a fertilization device for selenium-enriched agricultural product cultivation, which relates to the technical field of fertilization and comprises a cart and a fertilizer storage box arranged on the cart, a feeding port is arranged on the fertilizer storage box, two grinding rollers rotating relatively are arranged on the upper portion inside the fertilizer storage box, and the two grinding rollers are located below the feeding port. A connecting cavity is formed in the fertilizer storage box in the width direction, and a discharging pipe is vertically arranged at the bottom of the connecting cavity in the width direction; a sealing strip matched with the discharging pipe is arranged on the upper portion in the discharging pipe, and a plurality of inserting rods which are arranged at equal intervals front and back are vertically arranged at the bottom of the sealing strip; a first auger is horizontally arranged at the lower part in the fertilizer storage box along the width direction; the fertilizer spreading frame rotates, so that the fertilizer is easily spread to the periphery to be dispersed, large-area covering fertilization is easily realized, the effect of uniform fertilization is realized, the soil rotating shaft cutter rotates, the fertilizer is easily covered below the soil, and the soil covering plate moves to flatten the turned soil.

A multi-source organic material fertilizing device relates to the technical field of soil improvement, and comprises a rack, a composite cultivation assembly and an organic material rapid mixing and crushing assembly, the right side of the rack is fixedly connected with a mounting rack, and both sides of the rack are fixedly connected with moving wheels. According to the application, through the composite cultivation assembly, the ploughing depth of a tilling cutter is adjusted by utilizing a hydraulic cylinder, a control panel ensures that the tilling cutter stably ascends and descends, a positioning sleeve limits the moving track of the tilling cutter, a rotary tillage sowing mechanism immediately crushes soil after the tilling cutter performs ploughing, and organic materials are uniformly mixed into deep soil through a rotating pipe and a crushing paddle; synchronous operation of ploughing, rotary tillage and mixing is achieved, the tedious process that multiple devices are needed and multiple times of field operation are needed in traditional step-by-step operation is avoided, operation time and human input are reduced, the overall operation efficiency is improved, cost is reduced, and meanwhile it is ensured that organic materials are evenly distributed in soil through one-time deep mixing.

The invention discloses a multi-row planting rice transplanter, and belongs to the technical field of agricultural power machinery, the multi-row planting rice transplanter comprises a seedling hopper, a frame body of the seedling hopper is provided with a plurality of parallel inclined bottom grooves, seedlings are vertically stacked in the inclined bottom grooves, and the downstream of each inclined bottom groove is provided with a seedling discharge port for the seedlings to be smoothly taken out; a main adjusting frame of the base is fixed below the seedling hopper. By arranging the contactors with the variable gaps and the matched adjusting assemblies of the contactors, lossless seedling taking and reliable clamping of seedlings are achieved. When the contactor is close to the seedling discharging opening from bottom to top, the variable gap is automatically enlarged by the adjusting assembly, so that a plurality of seedlings smoothly enter the fork head, and the damage of stems and leaves caused by too narrow opening is avoided; when the contactor moves downwards to the seedling discharging opening, the gap is rapidly reduced, seedling stems are actively clamped, friction force between seedlings is overcome, and it is ensured that the seedlings synchronously move downwards along with the contactor. The dynamic regulation mechanism remarkably reduces the seedling taking damage rate and improves the seedling integrity.

The invention relates to the technical field of transplanting and planting, and discloses an integrated transplanting device for transplanting and planting, which comprises a support rack, one side of the top end of the support rack is fixedly connected with a support frame, the other side of the top end of the support rack is movably connected with a micro-tillage mechanism, and the middle part of the top end of the support rack is fixedly connected with a seedling storage tray. A transplanting mechanism is arranged at the bottom end of the seedling storage disc, the side face of the transplanting mechanism is movably connected with the side face of the supporting rack, and a drip irrigation mechanism is movably connected to the side, close to the micro-tillage mechanism, of the middle of the supporting rack. During transplanting planting, the two rotary harrows rotate to fill and level up uneven positions on the surface of a farmland, so that the land is smoother, the drip irrigation mechanism automatically lays a drip irrigation tape after the land is smoother, and a seedling throwing mechanism in the transplanting mechanism automatically conveys transplanted seedlings in a seedling storage tray into the seedling planting mechanism for planting work. According to the transplanting machine, integrated micro-tillage transplanting work is achieved, and the transplanting machine is an efficient transplanting machine integrating the micro-tillage function, the pipe laying function, the transplanting function, the soil covering function and the pressing function.

The present application relates to the technical field of crop recycling processing, in particular to a corn straw layered returning to field device, which comprises a moving frame with an inverted concave structure and an operating frame with a rectangular structure sleeved outside the moving frame, a cylinder is arranged between the top inner wall of the operating frame and the top of the moving frame through a push rod, a concave stirring frame is embedded in the center of the bottom inner wall of the operating frame, a rectangular hollow slot is arranged on one side of the stirring frame, a layered pretreatment mechanism is arranged in the rectangular hollow slot, and a dynamic stirring mechanism and an intermittent pressing mechanism are arranged in the stirring frame; the layered pretreatment, dynamic crushing and stirring and spraying and pressing double processing modes are cooperatively arranged to solve the problems of uneven distribution of straw and low deep degradation efficiency, which is beneficial to realize the layered and uniform returning to field effect of corn straw and significantly improve the soil improvement effect.

The invention relates to the technical field of deep ploughing and fertilizing, in particular to a deep crop weeding and fertilizing all-in-one machine which comprises a mounting frame and a plurality of fertilizer conveying pipes, a plurality of supporting shells and elastic supporting mechanisms are arranged at the bottom of the mounting frame, plough shares are hinged into the supporting shells, and the top ends of the plough shares are connected with the elastic supporting mechanisms; the output end of the fertilizer conveying pipe is provided with an electromagnetic pinch valve, the electromagnetic pinch valve is fixed on the back of the supporting shell, the electromagnetic pinch valve is provided with a mechanical closed driving part, and the mechanical closed driving part is linked with the plough share; a vibration exciter is installed on the supporting shell, and a flow valve is arranged on the fertilizer conveying pipe. The ploughing function and the fertilizing function are integrated, and the working efficiency is high; in the ploughing operation process, when the plough share makes contact with and collides with hard obstacles such as stones existing in soil, the plough share is stored in the supporting shell to be buffered, and the damage phenomena such as deformation and breakage of the plough share caused by too large instantaneous impact force can be prevented.

The invention provides a full-row-spacing strip tillage machine and a method for realizing full-row-spacing seeding. A full-row-spacing strip tillage machine comprises a machine frame, a subsoiler, a subsoiler base, a lower suspension, a grass poking wheel, an adjusting land wheel, an upper suspension, a main gear box, an oil tank, a radiator, a pressing roller transmission box, a hydraulic motor, a pressing roller cover plate, a pressing roller, a pressing roller support, a side transmission box, a side plate, an adjusting land wheel installation base, a transmission shaft, a strip tillage cutter roller, a strip tillage cutter, a strip tillage cutter shaft and a hydraulic pump. According to the strip tillage machine, the two small strip tillage belts are adopted, the small leisure belt is clamped between the two small strip tillage belts, a large strip tillage belt and a large leisure belt of a traditional strip tillage machine are replaced, a farmer can find the corresponding sowing position on the strip tillage belt from 400-700 in the ridge distance, the problems that the ridge distance of the farmer is not uniform, and sowing is difficult are solved flexibly, and a foundation is laid for wide popularization of strip tillage protective tillage. By means of the machine tool and the method, full-row-spacing strip tillage operation can be achieved, full-ridge-spacing seeding operation is achieved on the basis, the problems that farmers are different in ridge spacing and difficult in operation are solved, and wide-narrow-row protective tillage is more operable.

The invention discloses a precision seeder for small-grain crops, which belongs to the technical field of agricultural machinery and comprises a frame fan system, a ditching and soil preparation system, a seed metering system, an opening fertilizer discharging system and a base fertilizer discharging system, a seed metering device in the seed metering system comprises a base, a seed metering component and a seed stirring component, and the seed metering component and the seed stirring component are positioned in the base. The seed metering assembly comprises a seed metering shaft, blank wheels and seed metering wheels, the blank wheels and the seed metering wheels are arranged on the seed metering shaft in a sleeving mode, each blank wheel and each seed metering wheel are each sleeved with a set of seed protection silica gel, and the outer ring of each seed protection silica gel is provided with a seed protection body meshed with the corresponding seed protection silica gel; a first spacing adjusting assembly is arranged below the seed discharging pipe and the outlet fertilizer discharging pipe, a second spacing adjusting assembly is correspondingly arranged below each base fertilizer discharging system, and the spacing of the base fertilizer discharging pipe of each base fertilizer discharging system is adjusted through the second spacing adjusting assembly. According to the seeder, the seeding stability and precision can be ensured through the seeding device, meanwhile, the seeding spacing is convenient to adjust, and the seeder can meet different seeding requirements.

The invention discloses a no-tillage interplanting vertical rotation layered fertilization device, and relates to the technical field of agricultural machinery, the no-tillage interplanting vertical rotation layered fertilization device comprises a rack, a fertilizer box, a deep fertilization device and a shallow fertilization device are arranged on the rack, the rack is used for being connected with a lifting mechanism on a walking device, and the deep fertilization device comprises a drill bit, a spiral cutter shaft and a spiral blade; the spiral blade is fixedly connected to the spiral cutter shaft, the spiral cutter shaft is vertically arranged perpendicular to the ground, a hollow channel is formed in the spiral cutter shaft, the drill bit is installed at the bottom of the spiral cutter shaft, the shallow fertilization device comprises a coulter and a fertilization pipe, the fertilization pipe is communicated with the fertilizer box, and the lowest point of the coulter in the height direction is lower than the lowest point of the fertilization pipe; soil loosening and fertilizer applying are conducted through a spiral cutter shaft and a spiral blade of the deep layer fertilizer applying device, so that deep layer soil and shallow layer soil are loosened, traction force needed by a coulter is reduced when the coulter of the shallow layer fertilizer applying device conducts ditching on a shallow layer, fertilizer applying is conducted on the shallow layer soil through a fertilizer applying pipe, and crops can obtain sufficient nutrients in all growth stages.

The invention discloses an agricultural seeding device, and relates to the technical field of agricultural planting, the agricultural seeding device comprises a seeding vehicle, the seeding vehicle is fixedly connected with a support, and the support is fixedly connected with a pillar; the angle-adjustable plough share formed by combining the plough share head and the angle-adjustable wing panel can transversely vibrate during soil cultivation through reciprocating motion of the cross-shaped rod and cooperation between the first spring and the buffer plate, and the plough share head and the angle-adjustable wing panel move up and down, so that the plough share head and the angle-adjustable wing panel can move up and down, and the plough share head and the angle-adjustable wing panel can move up and down. The cross-shaped rod and the knocking hammer on the cross-shaped rod are cooperated to reciprocate and knock the frame, so that the plough share head and the angle-adjusting wing panel vibrate up and down and transversely, the transverse vibration of the plough share head and the angle-adjusting wing panel enables soil to be further collapsed through shearing and lateral disturbance, large soil blocks can be crushed more effectively, the fine crushing degree of hard soil is improved, and the service life of the plough share head and the angle-adjusting wing panel is prolonged. Therefore, the formation of a plow pan is prevented, the structural integrity of soil is kept, and the plow share of the agricultural seeding device can be ensured to be capable of furrowing smoothly.

A soil cultivator seed drill having clamp (1) for connection to an agricultural machine and including a parallelogram assembly (103) having a pair of substantially parallel arms (109, 111), each connected at one end thereof to the clamp and at the other end thereof to a connecting member (117) which interconnects the two other ends, the parallel arms being connected to the clamp (1) by a universal joint (113, 115) and to the connecting member (117) by a pivot assembly (119, 121) which is pivotable about a substantially horizontal axis. The connecting member (117) also supports a seed delivery member (105) for delivering seed and a depth controlling member (107) for determining the depth at which the seed delivery member sows seed.