57results about How to "Meet agronomic requirements" patented technology

The invention discloses a combined straw mulching rotary tillage knife roller. Operating tools of the conventional rotary tiller and a rotary tillage straw mulching machine are reasonably combined to realize a farmland tillage function of the conventional rotary tiller and a high-stubble straw mulching function of the rotary tillage straw mulching machine by virtue of a knife roller, so that the problems of undiversified function, complex structure, high energy consumption, narrow application range and the like of the conventional knife roller are solved. According to the technical scheme, the combined straw mulching rotary tillage knife roller comprises a knife shaft and a plurality of knife roller units arranged on the knife shaft, wherein each knife roller unit comprises a knife plate, spiral cross knives, a rotary blade and curved knives; the knife plates are arranged on the knife shaft; a plurality of curved knives are uniformly distributed on the knife plates; 2 to 3 spiral cross knives are uniformly connected to the curved knives between every two adjacent knife plates; 1 to 3 rotary blades are arranged on the knife shaft between every two adjacent spiral cross knives. The combined straw mulching rotary tillage knife roller is simple in structure, wide in application range, high in operating efficiency and low in energy consumption, and has the farmland tillage and high-stubble straw mulching functions.

The invention provides a stubble-cleaning, subsoiling, rotary-tilling and ridge-forming combine operating machine and belongs to the field of agricultural machinery. The combine operating machine comprises a machine frame, an intermediate transmission case, a stubble cleaning knife shaft, a rotary tilling knife shaft and a subsoiling device, wherein the rotary tilling knife shaft is arranged behind the stubble cleaning knife shaft, the lower margin of rotation circumference of a rotary tilling knife is lower than that of a stubble cleaning knife, the subsoiling device is arranged on the machine frame between the rotary tilling knife shaft and the stubble cleaning knife shaft, the machine frame behind the rotary tilling knife shaft is connected with a ridge-height-adjustable ridge forming device, the ridge forming device comprises a crossbeam and a ridge forming frame, the crossbeam is connected with a ridge height adjusting frame, the ridge height adjusting frame comprises a supporting plate, a connecting plate is arranged on the supporting plate, the supporting plate is hinged with a connecting rack, the connecting rack is hinged with the ridge forming frame, the connecting plate is connected with a moving member which can do rectilinear movement, the moving member is hinged with the ridge forming frame through the connecting rack, a furrowing plate is arranged at the bottom side of the ridge forming frame, the ridge forming frame comprises a ridge forming plate, and the ridge forming plate is arranged behind the furrowing plate. According to the stubble-cleaning, subsoiling, rotary-tilling and ridge-forming combine operating machine, the adjustment on ridge height is achieved so as to meet the requirements of different crops, and the efficiency of farming is increased.

The invention discloses a high-speed multifunctional precise-amount seed-metering device, which solves the problem that the seed fetching performance is poor, seeds cannot be accurately sowed and sowing seed type is limited when the traditional seed-metering device sows at a high speed. A driving gear, a slanting slideway disc and an annular seed discharging impeller are sequentially fixed from the back to the front on a rotary shaft; a flow dividing disc is arranged behind the slanting slideway disc; a vacuum chamber seat is fixed behind the flow dividing disc; a plurality of radial slotted holes are uniformly distributed on the edge of the slanting slideway disc; the flow dividing disc is provided with a parabolic slotted hole communicated with the radial slotted holes; a speed accelerating wheel eccentric with the seed discharging impeller is arranged in the centre of the seed discharging impeller; a seed discharging port and a rotation speed sensor which swing left and right are respectively arranged on the lower part of a seed discharging shell and on the inner wall of the seed discharging shell corresponding to the seed discharging impeller; a photoelectric sensor used for detecting seed loss is arranged on the inner wall of a front end cover; and a hall sensor used for detecting the seed quality is arranged on the seed discharging port. The high-speed multifunctional precise-amount seed-metering device has a reasonable and reliable structural design, guarantees the seed absorption performance of the slanting slideway disc and meets the requirements on precise amount and precise sowing.

The invention relates to a factory needle-like suction pseudo-ginseng seeder, which belongs to the field of an agricultural machine. The needle-like suction pseudo-ginseng seeder comprises a seed metering device, a swing cylinder I, a swing cylinder seat I, a slide block seat, a slide block, a limited pillar I, a limited pillar II, a rocking bar I, a rocking bar II, a rotating shaft, a pedestal I,a pedestal II, a seed case, a protective cover I, a protective cover II, a cover plate I, a cover plate II, a walking wheel I, a walking wheel II, a walking wheel III, a walking wheel IV, a walking wheel connection shaft, a track I, a track II, a mounted bearing I, a mounted bearing II, a negative pressure machine, a motor, a gas insulation board, a sprocket wheel, a chain I, a chain II, a chainIII, an inhalation pipeline, a trench digging rack, an opening share, a seed-induction pipe, an angle iron, a slide block rod, a seed-discharging needle, a guide rail II, a swing cylinder II, and a swing cylinder seat II. The seeder realizes accurate sowing during factory pseudo-ginseng sowing work, increases sowing speed, reduces labor intensity, increases the pseudo-ginseng quality, reduces cost, has the advantages of reasonable structure and high efficiency, and can satisfy the agronomic requirement for a factory pseudo-ginseng plantation industry.

The invention discloses a cam-crank-rocker combined flower transplanting mechanism and a design method thereof. A planetary gear transplanting mechanism is limited in flexibility of realizing a trajectory; and a rod mechanism with a double-ring-buckle trajectory is difficult in design and parameter regulation. According to the mechanism provided by the invention, one ends of a cam and a crank are both hinged with a frame through a camshaft; the other end of the crank is hinged with the central part of a second connecting rod; a forked swing rod comprises a bottom-end-welded oscillating rod and a cam swing rod; two ends of a spring are separately connected with the forked swing rod and the frame; a roller is hinged with the top end of the cam swing rod and constitutes a cam pair with the cam; the top end of the oscillating rod is hinged with one end of a first connecting rod; and the other end of the first connecting rod is hinged with one end of the second connecting rod. The design method provided by the invention is as follows: the cam is reversely solved with a mathematical model of a single-ring-button trajectory formed by the terminal point of the free end of the second connecting rod, a coordinate of the hinge joint of the forked swing rod and the frame, and known conditions of rod lengths. According to the invention, through changing of the profile of the cam to control the movement law of a rocker, the single-ring-buckle trajectory is realized, and the mechanism is simple.

An earth divider for the ditch digger which is installed to front end of a walking tractor is arranged above the cutting wheel of ditch digger, and has V-shaped earth dividing plate and supporting rod whose top end is connected to said earth dividing plate via hinge-locking mechanism on which a regulator is set up.

The invention discloses a stubble cleaning rotary cultivator and relates to agricultural machinery. The stubble cleaning rotary cultivator comprises a machine body, a hooking device, a power device and a chain drive device; a flattening device is arranged on the back part of the machine body and comprises a mud guard; the lower part of the mud guard is provided with a bent part; a back beam of the machine body is provided with support rod seats; support rods are inserted into the support rod seats; a limiting gasket and a baffle are arranged on the rod body of each support rod below the corresponding support rod seat in a sleeving manner; a reset spring is arranged on the rod body of each support rod between the corresponding limiting gasket and baffle; a suppressing roller is arranged behind the mud guard; the middle of each connecting plate is provided with a depth adjusting plate; each depth adjusting plate is provided with adjusting holes; the left side wall and the right side wall of the machine body are respectively provided with an adjusting bolt matched with the depth adjusting plates; the adjusting bolts are inserted into the adjusting holes. The stubble cleaning rotary cultivator is light in weight, wide in application range and good in flattening effect.

A sugarcane seed section guiding delivery device of a sugarcane planter comprises a seed guiding groove and a baffle block arranged in the seed guiding groove, the width of an inlet end of the seed guiding groove is larger than the longest length of a delivered sugarcane seed section, and the crossing angle of the baffle block and a bottom plate of the seed guiding groove is larger than 60 degrees. The sugarcane seed section guiding delivery device has the benefit of solving the direction change problem in a sugarcane seed section delivery process, and ensures that sugarcane seed sections are placed in the direction in accordance with a groove direction when falling into a planting groove in the ground, thereby meeting the agricultural requirement of sugarcane planting.

The invention discloses a front precision planter for notoginseng, and belongs to the field of agricultural machinery. The front precision planter comprises a walking tractor, a first seeding apparatus mechanism, a first soil brushing device, a right side rack, a first indentation mechanism, a main rack, a left side rack, a second indentation mechanism, a soil brushing device bracket, a plummer block, a first-level transmission mechanism, a second-level transmission mechanism, a second seeding apparatus mechanism and a second soil brushing device, wherein the walking tractor and the main rack are connected through a hinge pin; the left side rack and the right side rack are respectively fixed on the left side and the right side of the main rack; the first soil brushing device and the first indentation mechanism are fixed on the right side rack; the second soil brushing device and the second indentation mechanism are fixed on the left side rack; the first seeding apparatus mechanism is fixed on the rear end of the right side rack; the second seeding apparatus mechanism is fixed on the rear end of the left side rack; the first indentation mechanism is connected with the first seeding apparatus mechanism through the first-level transmission mechanism; the second indentation mechanism is connected with the second seeding apparatus mechanism through the first-level transmission mechanism. The front precision planter has the advantages of compact structure, high operation efficiency and high reliability, and the planting requirement of notoginseng is met.

The invention relates to a deep pruning machine for tea trees and belongs to the technical field of agriculture and forestry machinery. The machine comprises a rack which is supported on a crawler-type chassis, the rack extends backwards to form a handrail, and the front end of the rack is hinged to a cutter rack through upper and lower swing rods to form a parallelogram mechanism; the cutter rackis provided with a left droop-shaped rotary-cut cutter set and a right droop-shaped rotary-cut cutter set which are driven by a power source, each rotary-cut cutter set is provided with a set of disccutters of which the diameters are gradually reduced from top to bottom, and the edges of the adjacent cutters of the left rotary-cut cutter set and the right rotary-cut cutter set are overlapped. The tea trees can be cut into multiple segments through the droop-shaped left rotary-cut cutter set and the droop-shaped right rotary-cut cutter set, ground attachment cutting can be basically achievedin theory, accumulation and blocking of branches are avoided, the agricultural technology requirement of deep pruning can be practically met, the crawler-type chassis runs smoothly, the tea trees cannot be damaged, and therefore various defects of the prior art are overcome.

The invention discloses a power-driven ridging cultivator. The power-driven ridging cultivator comprises a rack, a traction suspension bracket, a gearbox, a rear beam, a ridging ploughshare, a soil hacking cutter, a deep scarification shovel, land wheels, a front beam, cutter shafts, cutter holders, side plates and a drive mechanism; ridging is performed before soybean, corn or potatoes are sown,inter-cultivation is performed one week after deep scarification or 20-30 days after sowing, rice seedlings cannot be damaged, earthing-up cultivation operation is performed, and mechanical weeding isrealized while inter-cultivation is performed. After inter-cultivation operation is performed, soil is loosened and ventilated, the light area of a ridge body is enlarged, the appearance of the ridgebody is smooth and tidy, the tuber storage capability of a ridge surface is increased, the lodging-resistant capability of soybeans and corn is improved, exposure of green tubers of potatoes is avoided, growth and development of the tubers are facilitated, and the excellent yield-increasing effect is realized. The power-driven ridging cultivator can meet agronomic requirements of planting of potatoes, soybeans and corn; compared with conventional methods, the power-driven ridging cultivator has the advantages that the dosage of a herbicide is reduced, the production cost is substantially reduced, and the working efficiency is improved.

The invention discloses a coaxial double-bar ejection-type cylindrical gear-elliptical bevel gear planetary system wide-narrow row seedling slinging mechanism. The seedling slinging mechanism comprises a gear box. A central cylindrical gear, upper, lower and middle cylindrical gears, upper, lower and middle elliptical bevel gears and upper and lower planetary elliptical bevel gears are supported in the gear box. Upper and lower transplanting arms are coaxially connected to the upper and lower planetary elliptical bevel gears. A hollow loop bar is slidably arranged in the housing of the transplanting arm. A solid push bar is slidably arranged in the hollow loop bar. A double contour line cam, a shifting fork and a triggering machine are hinged to the interior of the housing of the transplanting arm. The outer end of the hollow loop bar is provided with a seedling taking mechanism. The cylindrical gear-elliptical bevel gear as a transmission mechanism cooperates with the coaxial double-bar ejection-type transplanting arm so that different wide-narrow row seedling slinging agronomic requirements are satisfied and the technical gap of a seedling slinging machine is filled.

The invention discloses a double-planet-wheel type salvia miltiorrhiza seedling transmembrane cross-transplantation device and method, solves the problem of low salvia miltiorrhiza planting efficiencyin the prior art, and has the beneficial effects of compact structure and high working efficiency. The invention adopts the scheme that a non-circular gear and planetary gear train salvia miltiorrhiza seedling transmembrane cross-transplantation mechanism comprises a non-circular gear and planetary gear train mechanism, a salvia miltiorrhiza planter and a non-circular sun wheel, wherein the non-circular gear and planetary gear train mechanism comprises a stand and a planet carrier; the planet carrier is driven by a rotary power source to rotate; the non-circular sun wheel is fixedly connectedwith the stand, and is also meshed with a non-circular planetary wheel through a middle wheel; the salvia miltiorrhiza planter is fixedly connected with the non-circular planetary wheel; a roller isarranged at the side part of the salvia miltiorrhiza planter; the roller is matched with a space cam fixedly connected with the planet carrier; the roller is fixedly connected with one side of the salvia miltiorrhiza planter; when the salvia miltiorrhiza planter is driven by the non-circular planetary wheel to rotate to the maximum stroke of the space cam, the roller opens the salvia miltiorrhizaplanter under the pushing action of the space cam to realize feeding of salvia miltiorrhiza seedlings.

The invention relates to a rose branch breaking and mulching machine matched with a four-wheel tractor, and belongs to the technical field of agricultural machines. The machine comprises a feeding part, a lifting and conveying part, a breaking and discharging part, a ditching part and a power transmission part; after the rose branch shearing and laying link, the machine is pulled by the four-wheeltractor to enter the flower field work, the hurt of the rose branches to the workers is reduced to the maximum degree, collecting, breaking and mulching processes of the rose branches can be finishedat one time, and needs in the edible rose production process can be met; labor intensity is reduced, production cost is reduced, the structure is simple and reasonable, machining production, maintaining and preserving are facilitated, work quality is good, work efficiency is high, work is reliable, and the agriculture needs are completely met.