34results about How to "Improve the effect of rotary tillage" patented technology

The invention discloses a rotary tillage type combined fertilizer-and-seed drill matched with a hand tractor. The rotary tillage type combined fertilizer-and-seed drill is composed of a rack, a rotary tillage device, a sowing and fertilizing device, a press wheel, a gear box and a sprocket wheel case, wherein the rotary tillage device is arranged below the rack and comprises a knife roller and a shell, a knife shaft and a blade form the knife roller, the blade is arranged on the knife shaft, the sowing and fertilizing device is arranged on the rack and is composed of a seed box, a seed discharging device, a seed discharging shaft, a seed delivery pipe, a fertilizer box, a fertilizer discharging device, a fertilizer discharging shaft, a fertilizer delivery pipe, a ditcher and a discharging capacity regulator, the press wheel is arranged at the rear of the rack, an input shaft of the gear box is connected with a power output shaft of the hand tractor, power of the hand tractor is transmitted to the rotary tillage device by virtue of a gear transmission mechanism in the gear box and a sprocket transmission mechanism in the sprocket wheel case, and the press wheel drives the seed discharging shaft and the fertilizer discharging shaft to operate by virtue of a chain mechanism. The rotary tillage type combined fertilizer-and-seed drill disclosed by the invention has the advantages that labour intensity can be greatly reduced, soil preparation, sowing and fertilizing efficiency can be improved, farming season can be shortened, and production cost can be reduced.

The invention relates to a multifunctional rotary cultivator cutter shaft assembly, and belongs to the technical field of agriculture rotary cultivator fittings. The multifunctional rotary cultivator cutter shaft assembly comprises a cutter shaft tube, plough cutter bases and rotary cutters; a plurality of support rings are mounted at intervals on the cutter shaft tube; the plurality of plough cutter bases are uniformly distributed at intervals on the circumference surface of the cutter shaft tube and between the support rings; the rotary cutters are movably mounted inside the plough cutter bases; a plurality depth limiting rods are uniformly distributed on the circumferences of the support rings; protection covers are respectively arranged on the cutter shaft tube at two end tips of each depth limiting rod. The rotary cutters of the cutter shaft assembly are mounted in a spiral manner, the blade penetration resistance is small, and ploughed soil is not hardened. Due to adoption of the protection covers, an assembling bearing can be effectively prevented from being wound by weeds, and thus the rotary plough effect can be greatly improved. The multifunctional rotary cultivator cutter shaft assembly is applicable to rotary plough operation of dry farmlands and rotary plough operation of paddy fields, and thus the investment cost of agriculture machines can be lowered.

The invention discloses a bilateral-rotation crawler-type protective combined tillage machine. The bilateral-rotation crawler-type protective combined tillage machine comprises a rack, a crawler mechanism, an engine on the rack, a cab on the rack, a rotary tillage support at one end of the rack, rotary blade rollers and a rotary tillage speed change box connected with the rotary blade rollers, wherein the crawler mechanism is arranged on the rack and used for walking, and the rotary blade rollers are arranged on the rotary tillage support and used for rotary tillage. The bilateral-rotation crawler-type protective combined tillage machine further comprises a middle speed change box, and the middle speed change box is connected with the engine and the rotary tillage speed change box at the same time and used for controlling the rotary blade rollers to rotate forwardly or reversely in the rotary tillage process. The bilateral-rotation crawler-type protective combined tillage machine is simple in structure and easy to manufacture, a rotary cultivator can carry out forward rotary tillage or reverse rotary tillage according to actual needs, the function of burying and covering green manure and straw stubbles is achieved in the reverse rotating process, the rotary tillage effect is good, and work efficiency is high.

The invention relates to the technical field of rotary blades, in particular to an all-terrain telescopic rotary blade which comprises a mounting frame, wherein a fixing plate is slidably connected into the mounting frame, a fixing frame is fixedly arranged at the bottom of the end, away from the mounting frame, of the fixing plate, a cutter frame is slidably connected into the fixing frame, a cutter shaft is rotationally connected into the cutter frame, a second motor is mounted on one side of the cutter frame, the output end of the second motor is connected with the cutter shaft, and multiple sets of blades are fixedly arranged on the outer side of the cutter shaft. The height of the blade can be adjusted according to needs, a buffer mechanism enables the blade to stretch out and draw back elastically, the resistance of a sliding block is adjusted through an adjusting block, the stretching elasticity of the blade on different soil texture is adjusted, the blade is prevented from being damaged in the using process, sundries wound on the outer side of the cutter shaft are cut off through a cutting knife, and the rotary tillage effect is improved; and the device is supported through supporting rods, the device is moved through rolling wheels, the device is convenient to move, so that the blade is flushed through swinging of a spray head, and cleaning is more sufficient through rotation of the blade.

The invention relates to the technical field of agricultural machinery and particularly relates to a rotary tiller. The rotary tiller comprises a vehicle frame, a power traction device and a rotary tillage device, wherein the power traction device is arranged in the front of the vehicle frame, and the rotary tillage device is arranged in the back of the vehicle frame; and the rotary tillage device comprises a transmission frame, a transmission mechanism, a rotary knife assembly and a protective hood, the transmission frame is fixedly connected onto the vehicle frame, the transmission mechanism is arranged in the transmission frame and drives the rotary knife assembly to rotate, the rotary knife assembly comprises a knife shaft and rotary knives rotating along with the knife shaft, cutting knives are arranged in the protective hood, each cutting knife is arranged between every two adjacent rotary knives, one end of each cutting knife is connected with a reciprocating push mechanism, the other end of each cutting knife is pointed to the axis of the knife shaft, and the reciprocating push mechanisms are arranged at the outer side of the protective hood and drive the cutting knives to reciprocate along the radial direction of the knife shaft. According to the rotary tiller, soil blocks or weeds attached to the rotary knives can be effectively stripped or chopped, so that the hacking performance and rotary tillage effect are improved; and the depth of soil piercing of the rotary knives can be adjusted, so that the resistance to the soil piercing of the rotary knives is low, and the power consumption of cutting and soil crushing of the rotary knives is lowered.

The invention discloses an easy-to-install rotary cultivator cutter shaft assembly comprising a shaft pipe. Two ends of the shaft pipe are provided with a pipe through hole; internal baffle blocks are evenly welded on the peripheral inner wall of the pipe through hole; thread holes are formed on the peripheral outer wall of the pipe through hole; an external ring sleeve and a fixing column are vertically welded in the center of the other side wall of a connection welding member; internal baffle grooves are evenly formed in the side wall of the fixing column; the internal baffle blocks are placed in the internal baffle grooves; and an end port of a bolt passes through the thread hole and extends to the through hole. A pipe orifice is right clamped in the annular groove, so weeds cannot enter a seam between the shaft head and the shaft pipe; weed winding can be avoided and service life of the cutter shaft can be prolonged; the shaft pipe is in a threaded connection with the shaft head; the structure can be conveniently assembled and disassembled and low manufacturing cost is achieved; a loose problem can be prevented; the internal baffle blocks are embedded into the internal baffle grooves; the rotary cutters are staggered, so soil-penetrating resistance of blades can be reduced; and the soil after the rotary cultivation cannot knot, so rotary cultivation effect can be greatly improved.

The invention relates to the technical field of agriculture and forestry machines, in particular to a crawler type rotary cultivator. The crawler type rotary cultivator comprises a chassis device, a power system, a control system and a rotary cultivation device. The chassis device comprises a rack, a first wheel axle is arranged on the rack, crawler driven wheels are arranged at the two ends of the first wheel axle, a gearbox is arranged at the rear end of the rack, crawler driving wheels are arranged on an output shaft of the gearbox side, and the crawler driving wheels and the crawler driven wheels are sleeved with crawlers. The power system comprises an engine fixed to the rack, a hydraulic pump, a first belt wheel fixed to a rotary shaft of the hydraulic pump, a second belt wheel fixed to an output shaft of the engine, and a belt wheel engagement and disengagement assembly and a first chain wheel fixed to a shaft I of the gearbox. The control system comprises a first handle bar and a second handle bar. The rotary cultivation device comprises wallboards, a first rotary cultivation shaft and a second rotary cultivation shaft fixed to the wallboards, a third chain wheel, a fourth chain wheel, a first engagement and disengagement wheel, a second engagement and disengagement wheel, a third engagement and disengagement wheel, a fourth engagement and disengagement wheel and a supporting pipe fixed to the first rotary cultivation shaft, and a fifth chain wheel and multiple tool assemblies fixed to the second rotary cultivation shaft. The crawler type rotary cultivator is special in design, convenient to adjust, high in automation degree, high in rotary cultivation work efficiency, convenient to operate and high in environment adaptability.

The invention discloses a bilateral-rotation crawler-type protective combined tillage machine. The bilateral-rotation crawler-type protective combined tillage machine comprises a rack, a crawler mechanism, an engine on the rack, a cab on the rack, a rotary tillage support at one end of the rack, rotary blade rollers and a rotary tillage speed change box connected with the rotary blade rollers, wherein the crawler mechanism is arranged on the rack and used for walking, and the rotary blade rollers are arranged on the rotary tillage support and used for rotary tillage. The bilateral-rotation crawler-type protective combined tillage machine further comprises a middle speed change box, and the middle speed change box is connected with the engine and the rotary tillage speed change box at the same time and used for controlling the rotary blade rollers to rotate forwardly or reversely in the rotary tillage process. The bilateral-rotation crawler-type protective combined tillage machine is simple in structure and easy to manufacture, a rotary cultivator can carry out forward rotary tillage or reverse rotary tillage according to actual needs, the function of burying and covering green manure and straw stubbles is achieved in the reverse rotating process, the rotary tillage effect is good, and work efficiency is high.

The invention relates to the technical field of agricultural machinery and particularly relates to a rotary tillage device of a rotary tiller. The rotary tillage device comprises a transmission frame, a transmission mechanism, a rotary knife assembly and a protective hood, wherein the transmission frame is fixedly connected onto a vehicle frame, the transmission mechanism is arranged in the transmission frame and drives the rotary knife assembly to rotate, the rotary knife assembly comprises a knife shaft and rotary knives rotating along with the knife shaft, cutting knives are arranged in the protective hood, each cutting knife is arranged between every two adjacent rotary knives, and saw teeth are arranged on the cutting knives and are obliquely arranged on the cutting knives; and one end of each cutting knife is connected with a reciprocating push mechanism, the other end of each cutting knife is pointed to the axis of the knife shaft, and the reciprocating push mechanisms are arranged at the outer side of the protective hood and drive the cutting knives to reciprocate along the radial direction of the knife shaft. According to the rotary tillage device of the rotary tiller, soil blocks or weeds attached to the rotary knives can be effectively stripped or chopped, so that the hacking performance and rotary tillage effect are improved; and the depth of soil piercing of the rotary knives can be adjusted, so that the resistance to the soil piercing of the rotary knives is low, and the power consumption of cutting and soil crushing of the rotary knives is lowered.

The invention relates to a rotary tiller blade shaft assembly, and belongs to the technical field of agricultural machine components. The rotary tiller blade shaft assembly comprises a blade shaft, rotary blade bases, rotary blades and grass-preventing rings, wherein assembly discs are fixedly installed on the blade shaft at intervals, the rotary blade bases are welded between the circumferences of the assembly discs, rotary blades are welded to the rotary blade bases, and the grass-preventing rings are arranged at the two ends of the blade shaft respectively; corner blades and grass cutting blades are evenly distributed on the circumferences of the assembly discs close to the grass-preventing rings, the rotary blade bases of the rotary tiller blade shaft assembly are installed on the blade shaft in a staggered mode, and the rotary blades are oppositely installed on the adjacent rotary blade bases. Soil penetration resistance of the blades is small, soil does not harden after rotary tillage, and the rotary tillage effect is greatly improved. The rotary tiller blade shaft assembly is adaptable to rotary tillage operation on upland fields and paddy fields, and reduces cost of investment in agricultural machines by farmers. The rotary blades are pentagonal, abrasion can be effectively reduced, and the service life can be prolonged.

The invention discloses an agricultural rotary cultivator. The agricultural rotary cultivator comprises a fixing disc. The top of the fixing disc is fixedly provided with a suspension block. Two sides of the bottom of the fixing disc are fixedly connected with a tensioning frame. The bottom end of the tensioning frame is fixedly connected with a bottom plate. The fixing disc is fixedly connected with a bottom plate by a fixing frame welded on the bottom of the fixing disc. Two ends of the bottom of the bottom plate are fixedly provided with carrier blocks. The top of the bottom plate is fixedly provided with a motor. The motor is in the transmission connection with a turning wheel by a belt. The turning wheel is sheathed on a support shaft. Two ends of the support shaft are respectively fixed on the inner sides of two carrier blocks. The support shaft is further provided with rotary tillage blades. The agricultural rotary cultivator has the simple structure and the convenient use, and is capable of achieving the effect of driving the rotary tillage blades to be rotated by installing the motor, and achieving the effect of fixing the bottom plate by installing the tensioning frame and the fixing frame.

The invention relates to a cutter shaft assembly, particularly relates to a cutter shaft assembly of a paddy and upland dual-purpose rotary cultivator, and belongs to the technical field of componentsof agricultural machinery. The cutter shaft assembly comprises a cutter shaft, cultivation cutter heads, rotary cultivation cutters, a plurality of support discs and a grass pricking depth limit rod.A spline housing is arranged at an end of the cutter shaft, the support discs are welded on the cutter shaft at intervals and are positioned between the spline housing and a bearing block, the cultivation cutter heads are uniformly distributed on the circumference of the cutter shaft and are positioned between the support discs, and the rotary cultivation cutters are fixedly arranged on the cultivation cutter heads via bolts. The cutter shaft assembly of the rotary cultivator has the advantages that the cultivation cutter heads are mounted on the cutter shaft in a dislocation manner, the rotary cultivation cutters are oppositely mounted on the adjacent cultivation cutter heads, accordingly, blades are low in soil entering resistance, soil is free of hardening after rotary cultivation is carried out, and rotary cultivation effects can be greatly improved.

The invention belongs to the technical field of agricultural machinery, in particular to a rotary tiller with anti-breakage, anti-grass wrapping and high soil turning efficiency, comprising a rotary tiller handle, the upper part of the rotary tiller handle is provided with a fixing hole, and the rotary tiller A rotary tiller is arranged under the handle of the knife, and an anti-grass device is also arranged between the rotary tiller and the handle of the rotary tiller. The rotary tiller includes a cutting portion, an entry point, and an expanding portion. A soil-turning structure is provided, and the purpose of effectively preventing weeds from entangling the rotary cultivator is achieved by the anti-grass device arranged on the rotary tiller blade. The good purpose is to achieve better strength and better rotary tillage effect without increasing the material consumption by setting the appropriate angle between the rotary tiller handle and the cutting part, the cutting part and the expanding part, saving The cost is reduced, and the hidden dangers of safety are reduced at the same time, and it has high application value and promotion.

The invention relates to the technical field of crop planting, in particular to a soil-covering sowing device for crop planting, comprising a soil-covering module, the soil-covering module is fixedly connected with a leveling soil module and a seeding module, the soil-covering module includes a support shell, and the bottom surface of the support shell One side is fixedly connected with a side plate, and the side of the side plate is rotatably connected with a first rolling bar and a second rolling bar, and the sides of the first rolling bar and the second rolling bar are fixedly connected with a plurality of rotary knives. In the present invention, the first rolling rod and the second rolling rod are connected through the rotation of the side plate, and the transmission rod can drive the rotating rod to rotate through the first gear and the second gear, thereby driving the first rolling rod and the second rolling rod to rotate, and the rotation directions of the two are opposite , when the rotary knives on the first roller and the second roller are rotated, the soil and straw will first pass under the first roller and then be thrown from the top of the second roller to the rear of the second roller, so that the soil, straw and weeds can be removed from the top. Falling down onto the seed legs, soil, stalks and weeds will not easily block the seed legs.

The invention relates to the technical field of agricultural machinery and specifically relates to a sowing machine. The sowing machine comprises a frame, wherein a power draft gear, a rotary tillage device, a flat caking device and a sowing device are successively arranged on the frame along a driving direction; the rotary tillage device comprises a gear frame, a transmission mechanism, a rotary blade component and a protecting cover; the sowing device comprises a seed storage box, a fertilizer storage box, a seed conveying channel, a fertilizer conveying channel, a discharging channel, a seed rotary dialing piece and a fertilizer rotary dialing piece; the seed conveying channel is used for conveying seeds; the fertilizer conveying channel is used for conveying the fertilizer; the discharging channel is used for conveying the mixture of the seeds and fertilizers; the seed rotary dialing piece is arranged at an inlet of the seed conveying channel; the fertilizer rotary dialing piece is arranged at the inlet of the fertilizer conveying channel; the outlet of the seed conveying channel and the outlet of the fertilizer conveying channel are both communicated with the discharging channel; a valve is arranged on the discharging channel. The sowing machine can be used for rotary tillage, leveling, sowing and fertilization; the labor intensity of the peasant is relieved; the production efficiency is increased; the rotary tillage effect is excellent; the hack and weeding effects are excellent; the fertilization is uniform; the fertilizer utilization ratio is high; the survival rate of seeds is high.

The invention discloses an easy-adjustable multi-rotation general-purpose rotary cultivator, which includes a frame, a gearbox and a knife roller; the frame adopts a front and rear symmetrical structure, and can be connected to a tractor from the front or rear for operation; the variable speed The box includes a gearbox housing, a bevel gear train and a spur gear train; the bevel gear train includes two small bevel gears and two large bevel gears; each small bevel gear meshes with two large bevel gears at the same time, each large bevel gear The bevel gear meshes with two small bevel gears at the same time; the spur gear train includes a small spur gear, a large spur gear and an output spur gear, and the three are meshed sequentially from top to bottom; the small spur gear is set on the two large bevel gears In the cavity surrounded by the two small bevel gears, a first clutch and a second clutch are respectively arranged between the two ends of the small spur gear shaft and the two large bevel gears, and both clutches are provided with operating mechanisms. The invention adopts a symmetrical frame and a reversible gearbox to realize forward and reverse operation and forward and backward reversing operation, and improves the efficiency of rotary tillage operation.