495 results about "Plough" patented technology

The invention discloses a rotary tillage coulter capable of reducing viscosity and resistance, and belongs to the technical field of agricultural machinery. Comprising a cutter shaft, a plurality of cutter sleeves are rotationally installed on the cutter shaft, cutters are installed in the cutter sleeves, and the installation directions of every two adjacent cutters in the circumferential direction of the cutter shaft are opposite; the moving assembly comprises a double-thread lead screw rotationally connected with the cutter shaft and a plurality of top plates sliding in the cutter shaft, two sets of adjusting plates are arranged on the double-thread lead screw in a threaded fit mode, the two top plates on the opposite sides are installed on the same adjusting plate, a plurality of connecting pipes are rotationally installed on the top plates, and the adjusting rods of the cutter sleeves are sleeved with the connecting pipes. The adjusting plate can be driven by rotating the double-thread lead screw to drive the top plate to move in the reverse direction or the same direction, then the cutter sleeve and the cutter are made to rotate around the axis of the sleeve through cooperation of the connecting pipe and the adjusting rod, and accurate adjustment of the cut-in angle is achieved; different rotary tillage requirements can be met, and the operation flexibility is improved.

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 relates to the technical field of information, in particular to a black land plough layer thickness analysis method based on machine learning. The scheme has the advantages that double-frequency radar signals (200MHz low frequency and 2GHz high frequency) are combined with power amplification and a broadband antenna, a double-layer feature comparison model is constructed by utilizing the frequency sensitivity inversion characteristic of dielectric constant difference between a plough layer and a plough pan, interface details are captured in cooperation with a 1GS / s super-Nyquist sampling rate, a strong regression model is constructed in combination with an AdaBoost algorithm, and a high-precision feature comparison model is constructed. The method achieves the high-precision, non-destructive and large-area rapid detection of the thickness of the plough layer of the black land, and solves the problems that a conventional method is time-consuming and labor-consuming, is low in precision, and cannot give consideration to the penetration depth and resolution of a single-frequency radar.

The invention discloses a saline-alkali soil crop-soil system nutrient dynamic matching regulation and control method, relates to the technical field of agricultural planting, and aims to solve the technical problems of saline-alkali soil nutrient imbalance, limited crop nutrient absorption and low efficiency of a traditional regulation and control mode, and the method comprises the following steps: S1, preparation before sowing; performing layered deep scarification treatment on a plough layer of the saline-alkali soil, synchronously applying a salt control improvement material to a deep plough layer to improve a saline-alkali environment, and arranging a layered under-film drip irrigation system matched with crop root zone distribution; s2, monitoring in a whole growth period; in the whole growth period of crops, plough layer soil samples are collected in a layered mode, soil salinity and nutrient indexes are measured, meanwhile, the growth state of the crops is monitored, and the incidence relation between the soil indexes and crop growth is established. The method solves the problem that nutrient supply is disjointed with the requirements of the root zone and the growth period of the oil sunflower in the prior art, creates adaptive saline-alkali environment and nutrient conditions for the whole growth period of the oil sunflower, and guarantees normal growth and development of the oil sunflower.

The utility model discloses a mini-tiller which comprises a handrail assembly connected with a mini-tiller body, the handrail assembly comprises a first handrail and a second handrail, the first handrail is fixed to the mini-tiller body, and the second handrail is connected with the first handrail through an adjusting limiting structure. The connecting angle between the second armrest and the first armrest is adjusted; the mini-tiller further comprises an auxiliary wheel assembly, and the auxiliary wheel assembly is connected with the mini-tiller body through an overturning structure so as to select whether the auxiliary wheel assembly is used or not. Compared with the prior art, the rotary cultivator has the advantages that the rotary cultivator is simple in structure and can adapt to the heights of various users, and the included angle between the first handrail and the second handrail can be selected according to the resistance of the land needing rotary cultivation so as to select a more labor-saving angle.

The invention relates to the technical field of irrigation saline-alkali soil improvement, in particular to an irrigation saline-alkali soil improvement method based on straw adsorption and water conservancy regulation, which comprises the following steps: acquiring multi-depth soil parameters and surface meteorological data of an irrigation area, and establishing a soil water-salt dynamic migration coupling model; calculating a vertical moisture flux and a plowing layer net salt flux by using the model; calculating an accumulated salt return risk index to obtain a salt return risk grade; building a straw decomposition index by using multi-depth soil parameters; on the basis of the straw decomposition index, updating the soil water and salt dynamic migration coupling model; in response to the fact that the salt return risk level is a high risk, constructing an optimization objective function; resolving and optimizing the objective function to obtain an optimal irrigation strategy; outputting an optimal irrigation strategy to an irrigation control system, and feeding back the optimal irrigation strategy to the model as an irrigation rate; according to the invention, threats can be identified before a high-risk salt return event occurs, the timeliness and initiative of regulation and control are improved, and the balance between treatment benefits and economic cost is realized.

The utility model discloses a film-breaking, seedling-pulling and soil-sealing device which comprises a frame and a driving motor, the right front wheel is connected to the front cross beam through a synchronous sleeve, a connecting plate and a supporting plate are sequentially arranged on the left side of the synchronous sleeve, and 4-6 plowing moldboards are evenly distributed on the connecting plate; 4-6 soil moving barrels corresponding to the plowing moldboards are uniformly distributed on the supporting plate; an annular track limiting plate with a soil unloading groove in the top is further fixedly arranged on the front cross beam; a baffle inserting plate is arranged outside the left end of the outer side wall of the inner side wall, an L-shaped telescopic gear lever is inserted into the baffle inserting plate, the vertical part of the telescopic gear lever is sleeved with a compression spring, and the horizontal part of the telescopic gear lever is connected with the outer side wall of the track limiting plate through a rolling bearing; a soil receiving box is arranged on the front cross beam through a soil receiving box mounting frame; a film-breaking seedling-pulling soil-sealing mechanism is arranged on the inner side of the middle part of the front cross beam. The utility model has the advantages of film breaking, seedling digging and soil sealing operation, time saving, labor saving and high working efficiency.

The application discloses a fertilizing device with soil turning structure for agricultural planting, which comprises a frame, a load bearing wheel group is arranged in the middle of the frame, two bracket wheel groups are arranged on the front side of the frame, and 10-15 soil turning mechanism groups are equidistantly arranged on the bottom surface of the frame. In the technical solution, 10-15 ploughs controlled by the hydraulic system and arranged equidistantly in the frame are arranged, the ploughing of soil and the control of ploughing depth are realized, the soil covering mechanism arranged at the rear side of the plough controls the pitch angle of the fence claw by the hydraulic system, thereby controlling the thickness of the soil covering and the covering of the fertilizer, the organic fertilizer releasing mechanism arranged above the soil covering mechanism crushes the organic fertilizer by the crushing structure in the fertilizer box, the granulated organic fertilizer is mixed into the soil while covering the soil, thereby realizing the function of fertilizing while turning the soil and improving the fertility of the soil.

The application discloses a kind of deep-sea ditching plough automation systems, by remote control system and ditching plough, both are connected by redundant fiber communication. Remote control system contains host computer, controller and monitoring system, host computer stores and displays data, controller processes signal control actuator, monitoring system presents video picture. Ditching plough includes execution controller, data collector, video collector, actuator, sensor and monitor, data collector receives sensor signal transmission to controller, video collector will monitor signal transmission to monitoring system. System is automatically controlled actuator by sensor and monitor feedback, redundant communication structure ensures network security, realizes the automation operation and state monitoring of deep-sea ditching plough.

The utility model relates to the technical field of ocean equipment, and particularly discloses a hydraulic system of an embedded plow and the embedded plow, the hydraulic system of the embedded plow is matched with a reversing valve, a balance valve group and a floating valve group through a reversing valve, when a hydraulic control system is in a locking state, an oil path of the floating valve group is not communicated, and the oil path of the floating valve group is not communicated; the balance valve group locks the position of an action piece in the execution piece, so that the action piece is kept at the current position, and at the moment, the jet cutter or the dragging frame is kept in the current locking state; when the hydraulic control system is in a floating state, the balance valve group is not communicated with the oil way, the floating valve group enables the oil way of the first cavity and the oil way of the second cavity of the executing part to be communicated, the acting part in the executing part is in a floating state, and at the moment, the spraying cutter or the dragging frame is in a floating state. When the dragging frame is in a floating state, the angle can be passively adjusted along with the distance between the power boat and the burying plough, and when the jet cutter is in a floating state, the jet cutter can be automatically lifted when encountering an obstacle to avoid the obstacle.

The utility model relates to ganoderma lucidum planting technical field, and disclose a kind of soil loosening device for ganoderma lucidum planting, including support plate and push hand, and soil loosening mechanism, sprinkler mechanism and adjusting mechanism are set on support plate;Adjusting mechanism includes telescopic sleeve installed at the bottom of support plate. By pulling handle to make connecting rod retract into telescopic cavity by slider driving locking rod, spring is extruded by slider at this time, after retracting or extending telescopic rod along telescopic sleeve, the distance between support plate and ground can be adjusted, and the depth of ploughing land by rotary plough is adjusted, loosen handle after adjusting, locking rod is automatically ejected and is clamped into corresponding locking hole on telescopic rod under the rebound of spring, ensure that plough is adjusted to the rotary plough depth required, telescopic rod position is fixed, and it will not change due to vibration or external force in operation process, so that plough can be rotary ploughed with constant depth, ensure the consistency and stability of soil loosening effect.

The utility model provides an agricultural sowing and soil loosening device which comprises a frame, two groups of symmetrical wheels are connected to the frame through bearings, the frame is connected with symmetrical L-shaped rods, and the symmetrical L-shaped rods are respectively connected with a mounting shaft; the connecting frame is rotationally connected with the mounting shaft; the soil loosening frame is connected with the connecting frame, and the soil loosening frame is connected with two groups of symmetrical U-shaped bolts which are uniformly distributed; the two groups of soil loosening tilling blades are respectively connected with the mounting plates, each U-shaped bolt respectively penetrates through the corresponding mounting plate, and each U-shaped bolt is respectively in threaded connection with two mounting bolts. The utility model relates to the technical field of agricultural equipment, in particular to an agricultural sowing and soil loosening device. In order to overcome the defects in the prior art, the agricultural sowing and soil loosening device is developed, the soil loosening blade can conveniently turn soil, and then the crushing cone moving in a reciprocating mode crushes soil blocks so that the soil blocks can become loose.

The invention relates to a profiling two-section subsoiler for hilly and mountainous areas, and belongs to the field of agricultural mechanical equipment. The deep scarification device comprises a three-point suspension device, a first-stage profiling device, a second-stage profiling device, a first-stage deep scarification device, a second-stage deep scarification device, a rear soil crushing device, a rack and a stop dog, the first-stage deep scarification device is located at the front end of the rack, the second-stage deep scarification device is located behind the first-stage deep scarification device, the soil penetrating depth of the first-stage deep scarification device is small, and the soil penetrating depth of the second-stage deep scarification device is small. The secondary deep scarification device is deep in soil, the primary deep scarification device and the secondary deep scarification device are matched to complete deep scarification operation of cultivated land, the primary deep scarification device is installed on the primary profiling device, the secondary deep scarification device is installed on the secondary profiling device, the rear soil crushing device crushes deep scarified soil, and follow-up cultivation operation is facilitated. The subsoiler solves the problems of low terrain flatness of cultivated land in mountainous areas and hills, low operation matching horsepower of the subsoiler, large subsoiling operation resistance, poor effect and difficulty in breaking a plow pan, so that the subsoiling operation of the cultivated land in the hilly areas is efficient and rapid.

The utility model relates to an orchard green manure cutting, turning and pressing machine, which belongs to the technical field of agricultural machinery and can be used for cutting, crushing, turning and pressing green manure crops intercropped in a standard short stock orchard into soil and compacting and leveling the ground. The machine mainly comprises a green manure cutting device, a green manure turning and pressing device, a rotary soil crusher, a compacting machine, a main rack and the like. The green manure cutting device mainly comprises a cutting and crushing blade, a circular fixed cutter head and a flexible grass trimming rope, and is used for impacting and cutting roots of green manure stalks and crushing branches; the green manure turning and pressing device mainly comprises a plough share, a turning and pressing plough wall and a plough column and is used for turning and pressing the cut stalks into the soil by a proper depth; the rotary soil crusher mainly comprises a soil crushing blade, a soil crushing blade fixing plate and a soil crushing transmission shaft and is used for crushing furrow ploughed by the plough share and refining soil blocks. The machine integrates the functions of stalk cutting, turning and pressing into soil and ground leveling, and has the characteristics of low winding blockage rate, high turning and pressing coverage rate and ground leveling.

The invention provides an automatic plough lifting and falling method for a raw coal bunker according to real-time coal levels, and relates to the technical field of automatic plough lifting and falling method.The automatic plough lifting and falling method comprises the following steps that a coal bunker with the lowest coal level is selected for plough falling according to the real-time coal levels of coal bunkers, and if no other coal bunkers trigger low coal level alarming, a current coal plough can be automatically lifted to the high coal level; meanwhile, the coal plough 1 of the coal bunker with the second low coal level automatically falls down to prevent the coal flow from being fed into the wrong bunker, and the coal bunker without the coal plough at last is subjected to priority judgment; and when the low coal level alarm of other coal bunkers occurs and the low coal level alarm of the original coal bunker is not triggered any more, after a period of time, the new low coal level coal bunker is subjected to plough falling, and then the original coal bunker plough is subjected to plough lifting. According to the method, the labor cost is effectively reduced, and the problem of wrong bin adding caused by misoperation in the back-and-forth plough lifting and falling process in inspection is prevented.

The bearing capable of effectively preventing silt from entering comprises a bearing seat, a bearing inner ring, a bearing inner shaft and a retainer, the bearing inner ring is located in the bearing seat, the bearing inner shaft is located in the bearing inner ring, and rollers are evenly fixed to the retainer. The bearing is characterized in that oil seals are arranged on the two sides of the bearing inner ring, the outer rings of the oil seals are in interference fit with the inner ring of the bearing seat, and the outer ring of the bearing inner shaft is in interference fit with the inner rings of the oil seals; the oil seal is composed of a rectangular ring, an arc-shaped ring and a sealing ring, the sealing ring is located on the inner side of the rectangular ring, and the sealing ring is connected with the rectangular ring through the arc-shaped ring. According to the bearing capable of effectively preventing silt from entering, through common blocking of the rectangular ring, the arc-shaped ring and the sealing ring, not only can sealing of lubricating oil be achieved, but also external silt can be effectively prevented from entering, and therefore the bearing can be used as a plough share bearing of a disc plough working in soil.

The utility model relates to the technical field of soil improvement devices, in particular to an environment-friendly soil improvement device which comprises a frame plate, a hanging assembly is installed on the right side of the top end of the frame plate, a plurality of downward leaking assemblies are installed on the left side of the top end of the frame plate in parallel, each downward leaking assembly comprises a material groove, and the bottom end of each material groove is connected with a falling pipe. A soil turning blade is connected to the bottom end of the falling pipe, an arc-shaped groove is formed in the surface of the soil turning blade, and a feeding accessory is installed in the trough. The driving motor is started to drive the rotating shaft to rotate, the rotating shaft can drive the turning blades to be matched with the movable blades to scatter fertilizer accumulated in the trough, meanwhile, the rotating shaft can drive the spiral roller blades to rotate during rotation, and the fertilizer can be guided through rotation of the spiral roller blades, so that the fertilizer can stably move downwards in the falling pipe; after falling down, the fertilizer can fall down along the guide grooves in the surface of the soil turning blade, and the situation that fertilizer particles are caked in the stacking process, and consequently the conveying pipe is blocked is avoided.

The present invention relates to an assembly or kit for adjusting agricultural machinery for deep soil conditioning or soil decompaction processes with a variable depth setting, suitable for being incorporated into new or existing agricultural machinery, such as decompactors, subsoilers, chisel ploughs, paratill ploughs, weeders and the like, which is characterised in that it comprises a hydraulic control device interposed in the hydraulic circuit of said agricultural machinery, usually between the hydraulic fluid pressure pump and the actuators, which are usually hydraulic; and a programmable control device, which contains stored information about the ground to be worked, such as moisture, compaction level and other parameters of interest for the task, and which is programmed to determine the depth of penetration of the agricultural implement of the machinery into the soil based on said parameters.

The present invention relates to a semi-mounted reversible plow with a drawbar for steerable connection to a tractor, a plow frame supporting several plow bodies, a rotary device for rotating the plow frame about at least one axis of rotation, in particular on the wheel side, from one working position to another working position and to a transport position, wherein the rotary device is connected to the drawbar and the plow frame, a stabilizer connected to the drawbar and extending substantially along the plow frame, and a wheel arranged on a region, in particular an end region, of the stabilizer facing away from the drawbar, wherein the wheel is connected to the stabilizer at least via a pivot bearing and is pivotable about a first steering axis, wherein pivoting of the wheel about the first steering axis occurs as a function of rotation of the plow frame about the axis of rotation.According to the invention, a second steering axis is provided, in particular in an area of ​​the stabilizer facing away from the traction device and / or behind the first steering axis in the direction of operation, wherein the wheel is pivotable about the first steering axis and / or the second steering axis.

The plow discharger of the air cushion conveyor comprises an outer shell, the outer shell comprises an upper side plate, a lower side plate, a left side plate and a right side plate which correspond to one another, an inlet and a rear opening are formed in the front end and the rear end of the outer shell respectively, and the left side and the right side of the outer shell are each provided with a discharging hopper corresponding to two penetrating grooves; a feeding port and a discharging port are formed in the inner side and the lower side of the discharging hopper respectively, a horizontal lifting platform is arranged in the outer shell, each lifting assembly comprises two lifting sliding plates movably installed on the left side plate and the right side plate respectively, and the left side plate and the right side plate of the outer shell are each provided with a passing groove corresponding to each connecting support. The connecting support penetrates through the through groove, and a coulter assembly is correspondingly arranged in the outer shell and located above the lifting platform. According to the discharging device, materials conveyed on the air cushion conveyor can be discharged to two different directions, and the materials enter the two different discharging hoppers to be discharged respectively.

The invention provides a farming machine capable of realizing seedbed stubble cleaning and deep scarification, belongs to the technical field of farming machinery, and solves the technical problems that a farming machine cannot treat plant stubbles and is poor in deep soil hardening repair effect. Comprising a rotary tillage rack, a power shaft, a shallow ploughing shaft, a deep ploughing shaft and a filtering frame. The shallow ploughing shaft and the deep ploughing shaft are arranged in the rotary tillage rack in the width direction, the shallow ploughing shaft is arranged in front of the deep ploughing shaft and higher than the deep ploughing shaft on the rear side, and the shallow ploughing shaft and the deep ploughing shaft are both connected with the power shaft and provided with rotary tillage blades. The filter frame comprises plough blades and filter grids, the plough blades incline towards the forward direction, the blade structure is located in the rear lower area of the rotary tillage blades of the shallow tillage shaft, and the two sides of the blade structure are fixed to the rack. The filtering grid is obliquely arranged, the low end is connected with the high end of the plough blade, the filtering grid extends backwards to the position above the rotary tillage blade of the deep ploughing shaft or extends horizontally or backwards to continuously extend beyond the area, and the rear side of the filtering grid is a stubble collecting area. The method has the technical effects of being high in stubble removing effect, good in soil hardening repairing effect and capable of promoting improvement of soil breathability.

The utility model discloses a unilateral bidirectional rotary plow discharger which comprises a supporting frame installed on a conveyor rack. A coulter support is movably connected to the supporting frame, a rotation driving mechanism is connected to the lower portion of one end of the coulter support, and a coulter device is connected to the lower portion of the rotation driving mechanism. A coulter lifting device is mounted on the conveyor rack, and the coulter lifting device is movably connected with the coulter bracket through a supporting frame; a positioning and limiting device is mounted on the coulter device and comprises an induction block, and the induction block is electrically connected with the rotary driving device. The coulter lifting device is matched with the coulter support and the linkage device, and the linkage device is connected with the coulter device and the flat carrier roller support at the same time, so that the flat carrier roller support drives the belt to rise when the coulter support is used for discharging, and discharging is achieved.

The utility model belongs to the technical field of crop planting, and particularly relates to crop planting film pressing equipment which comprises a vehicle body, a clamping adjusting mechanism used for clamping and supporting a mulching film winding drum is installed at the front end of the vehicle body, and two lifting through grooves arranged at intervals are formed in the middle of the vehicle body. An adjusting screw rod is mounted between the two lifting through grooves through a mounting frame, film pressing assemblies which are connected with the adjusting screw rod and used for pressing the middle and the two side edges of a mulching film are arranged in the lifting through grooves in a limiting and sliding mode, and a soil covering structure is mounted at the bottom of the rear end of the vehicle body. The mulching film winding drums with different widths are clamped and supported by the clamping adjusting mechanism; and meanwhile, the film pressing roller and the plough share are adjusted to adapt to mulching of plastic films with different widths. A mulching film is continuously unfolded from the mulching film winding drum and flatly covers the crop ground under the action of the film pressing roller, then the two side edges of the mulching film are pressed into soil through rolling pressing of the film pressing roller, the soil on the two sides is turned up through the plough share, the two side edges of the mulching film are covered with soil, and the mulching film can be conveniently pressed, fixed and prevented from falling off.

The utility model discloses a small turning plough with a leveling function, and belongs to the technical field of small turning ploughs. Comprising a rack, a soil crushing assembly, a leveling assembly and a plowing assembly are arranged below the rack, the leveling assembly is located between the soil crushing assembly and the plowing assembly, the plowing assembly comprises a third mounting frame, a plowing shaft is arranged in the third mounting frame, and the two ends of the plowing shaft are connected with the third mounting frame through bearings; coulters are arranged on the outer wall of the plowing shaft and are uniformly distributed in the circumferential direction of the plowing shaft in a herringbone shape. According to the small turning plough with the leveling function, by arranging the turning assembly and the herringbone coulter, bidirectional soil turning and loosening and soil cutting and turning can be achieved, so that the soil structure is effectively broken, the soil hardening problem can be avoided, the air permeability and drainage performance of soil are improved, the rotation direction of the turning shaft interacts with the soil structure, and the leveling effect is improved. Therefore, the loosening effect of soil is enhanced, and the tillage depth and quality are improved.

The invention relates to a footpath ditch weeding machine, and belongs to the technical field of forestry seedling cultivation machinery. The problems of soil hardening, weed overgrowing and poor drought and flood regulation capability caused by rain wash and man-machine treading of the nursery footpath ditch are solved. Comprising a transmission shaft, a main machine frame, a transmission box, a rotary tillage assembly, a footpath plough and a soil supporting shovel, the transmission box is installed on the main machine frame, and the power input end of the transmission box is in transmission connection with the power output end of a tractor through the transmission shaft; the main frame is connected with a suspension bracket of a tractor; the left end and the right end of the main rack are each provided with a rotary tillage assembly. A footpath plough is mounted on the front side of each rotary tillage assembly; the left side and the right side of the transmission box are each provided with a power output end, and each power output end is in transmission connection with one rotary tillage assembly through one coupler. Two soil supporting shovels are installed on the main machine frame and located behind the two rotary tillage assemblies respectively. The device is suitable for weeding, soil loosening, auxiliary cold protection, seedbed trimming and other operations of footpath ditches on the two sides of the seedbed.

The utility model relates to the technical field of tractors, and discloses a plough frame stretching tractor which comprises a tractor body, a fixing frame is fixedly connected to the rear side of the tractor body, a stretching assembly is arranged on the rear portion of the tractor body, and a rotating plate is arranged on the rear side of the tractor body. The stretching assembly adjusts the angle of the plough frame through the rotating plate. An air cylinder is fixedly connected to the top of the fixing frame, a lifting rod is fixedly connected to the output end of the air cylinder, and a lifting plate is fixedly connected to the side wall of the lifting rod; according to the tractor with the extendable plow frame, the angle of the plow frame can be flexibly adjusted according to farmlands with different gradients and topographic fluctuations through the extension assemblies (the motor, the threaded rod, the moving block, the connecting strip and the like), so that the plow frame and the ground keep an optimal tilling angle, the soil tilling depth is uniform, and a good environment is created for crop growth.

The present application relates to land deep ploughing technical field, concretely is hydraulic pressure avoids stone ploughs deep regulation vertical deep ploughing machine, including machine case, rotating mechanism, drill bit, anti -collision subassembly, anti -collision subassembly includes setting on the displacement box of box, setting on the pull mechanism of displacement box, setting on the trigger mechanism of displacement box and with the cover connection, setting on the brake mechanism of displacement box, through the setting of pressure sensor and telescopic link, when drill bit hits rock, pressure sensor detects that pressure increases, telescopic link drives drill bit to contract, makes drill bit to go up and avoid rock, through the setting of anti -collision subassembly, when drill bit hits rock suddenly, make the back and forth spring drive drill bit to move fast, avoid drill bit to be damaged.

The utility model relates to a ditching device for corn planting, and belongs to the technical field of agricultural planting. The device mainly comprises a supporting rod, a connecting frame, a locking assembly, a fixing block, a sliding rod, a pin rod, a furrow plough, a fixing frame, an adjusting assembly, a push plate and walking wheels. The device is connected with the tractor through the connecting frame, the tractor and the walking wheels are matched to drive the device to achieve ditching operation, ditching ploughs of different sizes and specifications are provided, the appropriate ditching ploughs can be selected according to the needed groove width, the flexibility of the device is improved, the position adjustment of the ditching ploughs is completed by adjusting the distance of the locking assembly on the supporting rod, and the device is convenient to use. The push plate can push soil obtained after ditching away from the grooves, the soil is prevented from loosening and falling into the grooves, a user does not need to conduct ditching and cleaning again, the labor intensity of workers is reduced, and the working efficiency is improved.

The utility model discloses a rotary tillage soil moisture leveling device for a soil moisture leveling plough, and belongs to the field of agricultural machinery. A plough frame and left and right plough shares mounted on the plough frame are arranged at the front end of the rotary tillage soil moisture leveling device, a double-end transmission gearbox is arranged above the plough frame, and the front side of the double-end transmission gearbox is in transmission connection with a power output device (such as a tractor). A rotary tillage knife rest, an upper soil retaining plate, a gear box, a knife shaft bearing seat assembly, a knife shaft, a soil shifting knife, a soil breaking knife, a rear soil retaining guide plate and the like are arranged at the rear end of the rotary tillage soil moisture leveling device. The gearbox is in transmission connection with the double-end transmission gearbox through a transmission device; the tool rest is connected with the plow frame through a special installation assembly and is provided with a suspension structure adapting to topographic relief. And the tail part is provided with an angle-adjustable soil plastering plate and an adjusting assembly. The machine can effectively adapt to different terrains, achieves efficient soil treatment and accurate soil moisture leveling, and is suitable for agricultural land leveling and soil moisture content treatment operation.