170results about "Agricultural rollers" patented technology

A soil conditioner system includes a bit body. A first buffer bit and a second buffer bit may be mounted in a back-to-back configuration on the bit body. The first buffer bit and the second buffer bit may be mounted in respective recesses formed in the bit body on opposite sides of the bit body. The bit body includes a mounting surface at a second end of the bit body that is used to rigidly couple the bit body with a horizontally rotatable member such that the bit body extends transversely away from an outer surface of the horizontally rotatable member. The bit body includes a first side and a second side disposed on opposing sides of the bit body to face opposite directions of horizontal rotation of the horizontally rotatable member. The first and second sides are positioned between the mounting surface and the first buffer bit and the second buffer bit, respectively.

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 self-adaptive adjustment strip tillage machine, and belongs to the technical field of agricultural machinery. The strip tillage machine comprises a rack assembly, and a subsoiler assembly, a strip tillage assembly, a pressing assembly and a hydraulic source assembly are arranged on the rack assembly; at least one subsoiler assembly is provided with a soil moisture content detection device, the signal output end of the soil moisture content detection device is connected with a controller, the pressing assembly comprises a pressing roller frame hinged to the rack assembly, a pressing roller is installed on the pressing roller frame, a hydraulic motor is connected to the pressing roller, and a hydraulic position adjusting assembly is connected between the pressing roller frame and the rack assembly. The output end of the controller is electrically connected with the hydraulic source assembly, and the hydraulic source assembly is in hydraulic connection with the hydraulic position adjusting assembly and the hydraulic motor. The soil moisture content detection device can automatically detect the water content of soil, converts the water content of the soil into an electric signal and transmits the electric signal to the controller, and the controller can adjust the pressing force of the pressing assembly and the rotating speed of the pressing roller according to the water content of the soil.

The invention relates to the technical field of soil preparation and fertilization agricultural machinery, in particular to an intelligent centralized supply fertilization soil preparation machine and a using method.The intelligent centralized supply fertilization soil preparation machine comprises a fertilizer box, the fertilizer box is provided with a fertilization assembly, and the fertilization assembly comprises a fertilizer distribution amount adjusting mechanism and a centralized air conveying mechanism; the fertilizer distribution amount adjusting mechanism is used for adjusting the fertilizer output from the fertilizer box, and the centralized air conveying mechanism is used for conveying the fertilizer subjected to fertilizer distribution; the stubble cleaning and soil crushing assembly is used for crushing obstacles in front of the advancing direction; the soil loosening and fertilizing assembly comprises a shallow loosening and fertilizing mechanism and a deep loosening and fertilizing mechanism; the vibration anti-blocking assembly comprises a vibration energy conversion mechanism and a high-frequency vibration mechanism; the backfilling assembly comprises a soil moisture filling mechanism and a pressing mechanism; the system has the advantages of being intelligent, multifunctional and high in reliability, and the comprehensive efficiency and quality of fertilization and soil preparation work are effectively improved.

A combined seeder for full straw mulching condition operation includes a frame, where a seeding and fertilizing mechanism is arranged above the frame, a pre-sowing pressing mechanism is arranged below the frame, a mechanical transmission mechanism is arranged in the middle of the frame, the two ends of the mechanical transmission mechanism are respectively connected with the furrowing mechanism and the vertical rotary tillage mechanism, the vertical rotary tillage mechanism is arranged in front of the frame, and the furrowing mechanism and a seeding profiling mechanism are arranged behind the frame. Th combined seeder for full straw mulching condition operation can complete the strip vertical rotation, crushed soil leveling, side deep fertilization, pre-sowing suppression, strip monomer profiling sowing in clean areas, and other processes in one operation under the full straw mulching condition, which greatly improves the operation efficiency and alleviates the problem of the tension of crop rotation.

The utility model discloses an atractylodes macrocephala planting soil preparation and covering device which comprises a machine frame, a plurality of buffer boxes installed below the machine frame and buffer mechanisms arranged in the buffer boxes and further comprises an earth cutting plate, a rake head and a grinding roller which are installed below the buffer mechanisms. The buffering mechanism comprises an adjusting block, a transverse strip, a lateral moving hydraulic rod, a rubber table, an extension spring A, a push plate, a sliding rod and a side plate, a sliding seat is arranged on one side of the side plate, and the sliding rod is slidably connected to the middle position of the sliding seat; the adjusting block is pushed by the sliding rod to be separated from the transverse strip, under the elastic effect of the extrusion spring, the adjusting block drives the sliding rod to ascend and avoid, and therefore the earth cutting plate, the rake head and the grinding roller are buffered, the earth cutting plate, the rake head and the grinding roller are prevented from colliding with stones and hard soil blocks, and the soil preparation and covering device for atractylodes macrocephala planting is prevented from being damaged; and unnecessary economic loss is avoided.

The invention discloses a kind of seedbed furrow synchronous plastic pressing sowing monomer, which belongs to agricultural machinery.The Π-shaped frame is hung and installed on the parallel four-bar profiled mechanism of seedbed furrow plastic pressing on the monomer frame, the main shaft is rotatably supported and installed on the Π-shaped frame, the conical disc-shaped furrow plastic compacting wheel is fixed on the middle part of the main shaft, the groove-shaped cylindrical seedbed plastic compacting roller with inner ring is rotatably sleeved on both sides of the main shaft, the two seat plates fixed with the Π-shaped frame are rotatably sleeved on both sides of the main shaft respectively, the gear shaft support plate is rotatably sleeved on the main shaft, the cylindrical gear I and II are rotatably installed on the part between the seat plate and the gear shaft support plate through gear shaft I and II, the cylindrical gear III is fixed on the main shaft, the cylindrical gear I is engaged with the inner ring and the cylindrical gear II respectively, and the cylindrical gear III is engaged with the cylindrical gear II.

The present invention provides a composite rotary tillage seeder, which relates to the technical field of sowing equipment, and includes a rotary tillage assembly, a ridging assembly, and a pressing wheel sequentially mounted on a frame, wherein a travel wheel is rotatably connected to one side of the pressing wheel on the frame, a one-way bearing is mounted between the travel wheel and the pressing wheel, the central axis of the pressing wheel is connected to the inner ring of the one-way bearing, and the rotating shaft of the travel wheel is connected to the outer ring of the one-way bearing; a mud scraper wheel is rotatably connected to the frame above the pressing wheel, the mud scraper wheel is transmission-connected to the travel wheel, and a plurality of mud scrapers are provided at intervals along the circumference of the mud scraper wheel. The mud scraper of the present invention can scrape off the mud adhering to the pressing wheel, which is conducive to reducing the slippage of the pressing wheel. When the pressing wheel slips due to the mud and its rotation speed is lower than the speed at which the travel wheel drives the outer ring of the one-way bearing to rotate, the travel wheel can drive the pressing wheel to continue rotating through the one-way bearing, which is conducive to reducing the influence of the pressing wheel slipping on the suppression effect.

The invention discloses an integrated ploughing and seeding device for vegetable planting, which comprises a base, a connecting frame is fixedly connected to the base, a mounting block is hinged to the connecting frame, electric push rods are symmetrically and fixedly connected to the base, the output ends of the electric push rods are fixedly connected with a U-shaped frame, a plurality of fixing blocks are arranged on the base at equal intervals, and the U-shaped frame is fixedly connected with the fixing blocks. The fixing block is slidably connected with the U-shaped frame, a transverse plate is fixedly connected to the side wall of the U-shaped frame, a sleeve rod is fixedly connected to the top surface of the transverse plate, and a seed storage box is fixedly connected to the machine base. The multiple sets of digging assemblies are arranged and driven by the electric push rod to achieve lifting adjustment, the requirements of different seeds for the planting depth can be met, the front-end digging assembly completes digging of planting pits firstly, the rear-end digging assembly pushes loose soil back into the pits to cover the seeds, the seeds are prevented from being exposed to the external environment, and the planting efficiency is improved. The seed loss caused by external factors is effectively reduced.

The utility model relates to the technical field of agricultural machinery, in particular to an electric direct-connection driving self-propelled compacting machine which comprises a machine body, at least two driving wheels, a transmission system, a compacting roller and a steering mechanism. The storage battery is arranged on the machine body; the motor is connected to the storage battery; the gearbox is arranged on the machine body, an input shaft of the gearbox is connected to an output shaft of the motor, and an output shaft of the gearbox is connected to the transmission system; the heat dissipation device is arranged between the storage battery and the machine body and used for conducting heat dissipation treatment on the storage battery, the heat dissipation device comprises a heat dissipation shell arranged on the outer side of the storage battery in a sleeving mode, an air inducing channel and an air outlet channel, the air inducing channel and the air outlet channel are fixedly arranged on the two sides of the heat dissipation shell respectively, and the heat dissipation shell is fixedly connected with the machine body; and the inner wall of the heat dissipation shell and the storage battery are arranged at an interval. The compacting machine has the effects of environment-friendly operation, low noise and high efficiency.

The utility model discloses a garden municipal soil loosening device, and belongs to the technical field of garden municipal soil loosening devices, the garden municipal soil loosening device comprises a rack, four groups of rollers are mounted on two sides of the rack, two groups of driving motors are mounted in the middle of the upper part of the rack, a rotating rod is mounted at the bottom of the rack, and mounting frames are rotatably connected to two ends of the rotating rod; a plurality of groups of soil loosening blades are mounted outside the rotating rod, mounting plates are mounted above the mounting frames, a plurality of groups of mounting screw holes are formed in the middles of the two sides of the rack at the two ends of the mounting plates, the distances between the plurality of groups of mounting screw holes are the same, and the positions of the plurality of groups of mounting screw holes correspond to each other; the penetrating mounting plate is in threaded connection with the mounting screw hole; according to the soil loosening device, the device can be better adjusted according to the current land condition, flexible adaptation to different soil types and soil loosening depths is achieved, the soil loosening effect and operation efficiency are improved, and the practicability of the device is effectively improved.

The utility model relates to the technical field of agriculture, and discloses a driving rake precision compound drill seeder capable of sowing seeds and fertilizers simultaneously, which comprises a soil preparation mechanism, a fertilizer application mechanism fixedly connected to the outer side of the soil preparation mechanism, a seedbed pressing mechanism fixedly connected to the outer side of the fertilizer application mechanism, and a seed and fertilizer box mechanism fixedly connected to the outer side of the fertilizer application mechanism. The outer side of the seed fertilizer box mechanism is fixedly connected with a transmission system mechanism, the outer side of the transmission system mechanism is rotatably connected with a seeding mechanism, the soil preparation mechanism comprises a driving rake tooth box, the outer side of the driving rake tooth box is fixedly connected with rake teeth, and one side of each rake tooth is fixedly connected with a bulldozing plate. According to the utility model, the fertilizer is sown to the required depth before the first pressing of the compound drill seeder, then the seedbed is pressed by the first pressing, the fertilizer is compacted, then the seeding is performed, and finally the seedling belt is compacted, so that the lodging resistance can be realized, and the yield can be improved.

The present application relates to the technical field of agricultural machinery equipment, and discloses a ratooning sugarcane stubble treatment device, which comprises a main frame body, a fixed block is fixedly installed on the main frame body, a suspension structure is connected to one side of the fixed block, guide cleaning mechanisms are arranged on the bottom of the main frame body on both sides, are used for guiding walking along the sugarcane ridge ditch and cleaning the sundries in front, a stubble cutting mechanism is arranged on the bottom of the main frame body, is used for cutting and cutting the ratooning sugarcane, lateral flow guide mechanisms are arranged on both sides of the main frame body and are located on the outside of the stubble cutting mechanism, are used for throwing and arranging the broken soil and sugarcane residue generated by cutting, and rolling mechanisms are connected to both ends of the main frame body, are used for rolling and compacting the surface soil after stubble cutting. The present application cuts off the winding path of weeds, intervenes in the movement track of the thrown material, and solves the problems of the winding of weeds around the transmission shaft, the burying of the thrown material in the cut, and the inconsistency of the cutting depth.

The invention discloses a rotary tillage ridging seeding machine for peanuts in saline-alkali soil, and relates to the field of peanut seeding machines, the peanut seeding machine comprises a rack, a rotary tillage device, a fertilization device, a ridging device, a seeding device, a drip irrigation tape laying device and a pressing device; the rotary tillage device is installed below the rack, the fertilization device is installed above the rotary tillage device, the ridging device is installed behind the rotary tillage device, the drip irrigation tape laying device and the seeding device are installed above the front portion and the rear portion of the ridging device respectively, and the pressing device is connected with a support behind the seeding device. The land wheel and the transmission shaft are connected and arranged in the middle of the ridging device; and the transmission shaft is connected with a rear beam of the rack. By designing the rotary tillage device, the ridging device, the seeding device and the like, the problems of low soil breakage rate, unstable ridging height, poor seeding uniformity and consistency and the like can be solved when the peanut seeder works in the saline-alkali soil, the high-yield cultivation technology of peanuts in the saline-alkali soil is vigorously developed, the peanut planting area is enlarged, and the production potential of the peanuts in the saline-alkali soil is excavated; the domestic oil supply capability is improved, and the national grain and oil safety is guaranteed.

The present application belongs to the field of agricultural tillage equipment technology, and particularly relates to a goat-horn type self-adaptive inter-row weeding liquid fertilizer deep application robot. The robot comprises a vehicle body frame, an electric control box, a fertilizer tank, an adjustable goat-horn type deep fertilizer application unit, an adjustable goat-horn type weeding unit, a pressure type inter-row soil disturbance recovery unit and a self-walking assembly. By setting the adjustable goat-horn type fertilizer application knife and the rotary liquid fertilizer quantitative unit, the quantitative supply and deep application of liquid fertilizer are realized. By using the width adjusting lead screw group, the angle adjusting electric push rod and the electromagnetic adsorption connecting rod mechanism, the self-adaptive adjustment and efficient weeding of the goat-horn type weeding knife under different ridge and furrow width conditions are realized. By the working position adjusting assembly composed of the multi-shaft lead screw module, the collaborative adjustment of the fertilizer application, weeding and soil disturbance recovery units in the three-dimensional space is realized. The pressure type inter-row soil compaction unit can cover and recover the disturbed soil immediately after the fertilizer application operation. The device can realize the integrated automatic operation of inter-row weeding, liquid fertilizer deep application and soil compaction, has the advantages of high fertilizer application precision, strong operation adaptability and high automation degree, and can effectively improve the fertilizer utilization rate and reduce the agricultural non-point source pollution.

The utility model discloses a soil compacting roller with adjustable compacting force, and relates to the technical field of seeding machines. The press roller structurally comprises a connecting plate and a press roller support. The connecting plate is rotationally connected with one end of the pressing roller bracket through a pin shaft; two pressing rollers are symmetrically mounted at the other end of the pressing roller bracket; the connecting plate is of a right-angle plate body structure; two first round through holes for mounting and fixing are formed in a horizontal transverse plate part of the connecting plate; and a second round through hole matched with the pin shaft is formed in the corner of the connecting plate. According to the utility model, the position of the sliding sleeve can be conveniently adjusted by rotating the bolt with the handle, so that the stretching or retracting degree of the tension spring is adjusted, and the downward deflection pressure of the suppression roller bracket is accurately controlled. By means of the design, pressing operation is more flexible, different soil conditions and sowing requirements can be met, meanwhile, the stability and reliability of the structure are kept, the efficiency and quality of sowing operation are improved, and remarkable practical value and application prospects are achieved.

The invention relates to the technical field of land renovation, in particular to an intelligent leveling device for land renovation, which comprises a vehicle body, a crawler mechanism for driving the vehicle body to advance is arranged on the vehicle body, a support arm is fixed on the vehicle body, a bucket for shoveling soil is hinged on the support arm, and a lifting oil cylinder is arranged between the vehicle body and the bucket. The two ends of the lifting oil cylinder are hinged to the vehicle body and the bucket respectively. A discharging port is formed in the bucket, a smashing roller used for smashing shoveled soil is rotationally installed on the bucket, and a conveying belt used for conveying the smashed shoveled soil is rotationally installed on the portion, located below the discharging port, of the vehicle body. According to the invention, a plurality of procedures such as soil shoveling, soil crushing, conveying, screening and compacting can be organically integrated into a set of continuous and automatic operation system, the undisturbed soil can be efficiently treated, and the efficiency, quality and automation degree of land leveling are obviously improved.

The utility model discloses an auxiliary seeding device of agricultural seeder relates to auxiliary seeding technical field of agricultural seeder, including mobile frame, the mobile frame includes frame and auxiliary part, be provided with adjusting mechanism and flat ground mechanism on the frame, the flat ground mechanism sets up adjusting mechanism rear end, the adjusting mechanism includes two side shift subassembly and two upper shift subassembly. Install the seeder on the connecting rod, can control two department agricultural seeder simultaneously, improve work efficiency, through setting up the side shift subassembly in adjusting mechanism, the operation of rocker drives the left and right movement of external seeder installed on the connecting rod, through the operation of swing lever of upper shift subassembly drives the up and down movement of external seeder on the connecting rod, realize the position of two department seeder of operator always sitting on the seat can be adjusted respectively, save time and effort, and the side shift subassembly is provided with positioning part and avoids false touch operation, improves work quality.

The invention relates to an improvement made to a knife roller implement provided with aligned knife rollers installed on lateral arms, comprising a knife roller assembly having smaller dimensions (overlap roller (31)) mounted between the aligned knife rollers (30), so that said overlap roller (31) works in the intermediate strip between the aligned knife rollers (30), acting on areas of the soil not rolled by the aligned rollers.

The multifunctional rotary sowing machine comprises a front rack, a rear rack and a portal frame connecting the front rack and the rear rack, the front rack is provided with a rotary tillage unit and a fertilization unit, the rear rack is provided with a sowing unit, and the front rack and the rear rack are jointly provided with a pressing unit and a transmission system; the front rack and the rear rack are composed of corresponding lower side plates and upper side plates respectively, supporting beams are arranged on the inner sides of the front rack and the rear rack, all the function units are correspondingly installed on the racks, and the transmission system provides power for all the operation units. The machine integrates six functions of rotary tillage, sowing, fertilization, pressing, ridging and pesticide spreading, the whole-process planting operation can be completed by entering the land once, the number of times of entering the land is reduced, and meanwhile the problem of soil hardening caused by multiple times of rolling is avoided; quantitative conveying of seeds and fertilizers is achieved through cooperation of the discharging box and the material shifting disc, the seeds and the fertilizers can fall into seed ditches conveniently through the design of the material sliding plate and the material guiding hopper, soil pressing and ridge building are achieved through cooperation of the front pressing roller and the rear pressing roller and the ridge building disc, the multi-equipment input cost of farmers is reduced, and meanwhile the operation period is shortened.

A land preparation implement includes a rotatable drum assembly that includes a tool assembly. The tool assembly includes a tool holder and a tool. The tool includes a plurality of cleats. The tool holder includes a plurality of cleat supports. The cleats and the cleat supports cooperate to facilitate releasable coupling of the tool to the tool holder.

The utility model relates to the technical field of land reclamation, and discloses a land leveler for land reclamation, which comprises a leveling plate, a plurality of leveling shovels are fixed at the bottom of the leveling plate at intervals, a slope plate is fixed on one side of the leveling plate, a lower plate is fixedly mounted above the leveling plate through bolts, an upper plate is arranged right above the lower plate, and the slope plate is fixed on one side of the leveling plate. A plurality of telescopic mechanisms are connected between the upper plate and the lower plate, a transverse plate is arranged on one side of the upper portion of the upper plate, and lifting mechanisms are connected between the two sides of the bottom of the transverse plate and the upper plate. The supporting rod is connected with the tractor, the tractor drives the device to move, land can be leveled through the leveling plate and the leveling shovel, and when stones appear, the slope plate can press the stones downwards, so that small stones can be leveled on the land.

The utility model discloses a modular hydraulically-driven strip tillage machine which comprises a machine frame connected with a tractor in a hanging mode and a plurality of tillage units arranged on the machine frame, and each tillage unit comprises an adjusting frame, a first hydraulic motor arranged on the adjusting frame and a rotary tillage knife roll directly driven by the first hydraulic motor. Each cultivation unit is in sliding connection with the rack through a sliding adjusting mechanism; the strip tilling machine is further provided with a hydraulic driving system, and the hydraulic driving system comprises a multi-way hydraulic valve set for supplying oil to all the first hydraulic motors and a row spacing adjusting oil cylinder for driving all the tilling units to synchronously move in the opposite direction or the reverse direction along the rack so as to adjust the row spacing. A first transverse rod and a second transverse rod are fixedly connected to the rack in a penetrating mode. The row spacing adjusting mechanism has the advantages of dynamic and accurate row spacing adjustment, reliable locking, simplified structure and efficient operation.

The utility model discloses a no-tillage seeding device with an elastic press wheel. Comprising a rack, two first hinged supports fixedly connected to the rack, a first movable block hinged to the first hinged supports, a telescopic air bag fixedly connected to the lower end of the first movable block, an angle adjusting mechanism fixedly connected to the rack, an adjusting arm hinged to the angle adjusting mechanism and a connecting block fixedly connected to the upper end of the adjusting arm. The rotating column is rotatably mounted on the two adjusting arms in a penetrating manner; and the press wheel bodies are arranged on the peripheral wall of the rotating column. The utility model has the advantages that the buffering self-adaptive adjustability is good, the compacting operation is synchronous and stable, and the composite elastic structure of the compacting wheel body is better.

The application discloses a straw turning and deep applying device for straw returning to field, belonging to the technical field of agricultural machinery, which comprises a support frame, a crushing assembly and a soil turning assembly which are detachably connected to the support frame, the crushing assembly is used for cutting and crushing straw, the soil turning assembly is used for ploughing soil, one end of the support frame close to a tractor is fixedly connected with a tractor, the tractor is used for connecting the tractor, the other end of the support frame is fixedly connected with a soil pressing assembly, the soil pressing assembly is used for restoring the flatness of the field, and the part of the support frame close to the soil pressing assembly is fixedly connected with a fixed cross beam, the fixed cross beam is used for reinforcing the structure of the support frame and connecting part of the soil turning assembly. The application has the advantages of simple structure, crushing of straw by using non-rotating shaft transmission, turning and deep applying of the field, avoidance of the entanglement and blockage of the turned-up soil and straw fragments on the parts, convenience in production and maintenance, and suitability for wide promotion and application.

The invention discloses intelligent seedling raising equipment and method based on red maple cutting seedling raising, and relates to the technical field of seedling raising, the intelligent seedling raising equipment comprises a culture bed, the culture bed is internally provided with a plurality of placing pits, the intelligent seedling raising equipment further comprises a moving block, the moving block is arranged at the top of the culture bed, and a moving device is arranged on the outer side of the culture bed and used for driving the moving block to move; a fixed supporting plate is fixedly connected to the bottom of the moving block, a rotating plate is arranged at the bottom of the fixed supporting plate, soil in the containing pit is inserted through an inserting mechanism at the bottom of one end of the rotating plate, the hole diameter is adjusted through an adjusting assembly according to the size of red maple branches, and then the rotating plate is driven to rotate through a rotating motor; the red maple branches in the placing frame are inserted into the holes through the cutting assembly, automatic cutting is achieved, the pre-drilled holes can prevent branch epidermis and cambiums from being scratched by soil particles during insertion, meristematic cell activity is protected, and the rooting rate is increased.

The farmland compacting assembly comprises a plurality of compacting cylinder assemblies which are connected with one another through a plurality of first connecting rods, each compacting cylinder assembly comprises a protective frame body, a plurality of first connecting rods and a plurality of second connecting rods, and the protective frame body is internally provided with a containing space; the pressing cylinder is mounted in the accommodating space; the compacting cylinder is connected with the protective frame body through the dismounting assembly; a suspension assembly connected with an external structure is fixed on the protective frame body; a cavity capable of being filled is formed in the suppression cylinder, site conversion can be facilitated, a traditional traction type is replaced with a suspension type, and the suppression pressure is adjusted in real time so as to better adapt to fields and road surfaces.

Agricultural implement (1) for attachment to a tractor, comprising at least one ground roller (20) with a plurality of roller and / or wheel elements (21-24) arranged transversely to the direction of travel (F) and at least substantially next to one another, wherein the ground roller (20) is divided into at least one main chassis (210, 220) consisting of at least two main axles (211, 221), preferably offset from one another in the direction of travel (F), on each of which at least one of the roller and / or wheel elements (21-24) is arranged, and at least one auxiliary chassis (230) consisting of at least one auxiliary axle (231) offset from the main axles (211, 221) in the direction of travel (F), on which at least one of the roller and / or wheel elements (21-24) is arranged, wherein the main chassis (210, 220) is provided with at least one first brake circuit which can be acted upon by a preferably variable first brake pressure (212, 222) for braking the main axes (211, 221).In order to specify an agricultural implement (1) in which the braking and / or the braking behavior is even further improved, it is provided that at least one second brake circuit (232) which can be subjected to a preferably constant second brake pressure for braking the auxiliary axle (231) is assigned to the auxiliary chassis (230).

The utility model relates to the technical field of land leveling, in particular to an efficient land leveling device for land reclamation, which comprises a traction device and a first cross rod, the left side of the lower end of a second cross rod is fixedly connected with a second shell, and a land leveling structure is arranged in the second shell. Through cooperation of the soil turning structure and the land leveling structure, an output shaft of a first servo motor rotates to drive a threaded rod to rotate, the threaded rod rotates to drive a threaded block to slide on a first sliding rod, an inclined plate moves to drive a triangular shovel to turn soil bags, and the shape of the triangular shovel has good soil penetrating performance and soil turning effect; an operator can adjust the downward pressing force of the round roller according to the type of soil and actual operation requirements, the pressure can be properly reduced on the soft soil, the situation that the soil is excessively compacted to affect the air permeability of the soil is avoided, and the pressure can be increased under the condition that the soil is hard or higher flatness is needed, so that the soil is more fully compacted and flattened.