1006results about "Harvesters" patented technology

The utility model relates to the technical field of ecological environment detection, in particular to an underwater plankton sampling device which comprises a main body, a sampling driving component is arranged in the main body, and a control collecting component is fixedly connected in the main body; according to the utility model, the sampling depth can be accurately controlled by utilizing the depth sensor, in order to meet different research requirements, the tube wheel is driven by the motor to wind the sinking tube, and the automatic control driving mechanism can quickly complete sampling and can drive the sampling barrel to move up and down in water to realize sampling at different depths, so that the sampling efficiency is improved. The microprocessor is used for controlling the operation of the depth control mechanism and the driving mechanism, automatic sampling is realized, the inner wall of the sampling barrel is smooth, attachment and damage of plankton in the sampling process are avoided, automatic sampling is realized through the control unit, the operation is simple, and the use is easy; the sample collection container can be used for storing sampled plankton samples, so that the samples are prevented from being polluted.

A stalk sensing system, comprising a bracket, sensor shell configured to be mounted to the bracket, a sensor configured for insertion into the sensor shell, a wand configured to be mounted to the sensor shell, and one or more anti-rotation features. The harvester and stalk sensing system may also into one or more board holding features and, optionally, a crop divertor(s).

A feeder housing shaft sprocket segment comprising: a sprocket segment body (300) extending in a circumferential direction around a center axis (A) from a leading edge (304) to a trailing edge (306), wherein the leading edge (304) and trailing edge (306) subtend a segment angle about the center axis (A), the segment angle being a first unit fraction of 360°; an outer sprocket perimeter (308) comprising a plurality of teeth (310) evenly arranged in the circumferential direction about the center axis (A) with each tooth (310) spaced by a tooth angle from each adjacent tooth (310), the tooth angle being a second unit fraction of 360°; and a plurality of engagement surfaces (312) extending towards the center axis (A) and facing in the circumferential direction (C), the plurality of engagement surfaces (312) being asymmetrical relative to a plane (P) defined by the center axis (A) and a radial projection from the center axis (A) that bisects the sprocket segment body (300) midway between the leading edge (304) and the trailing edge (306).

The utility model discloses an ear picking box and a corn harvester header thereof, which relate to the technical field of agricultural harvester equipment and comprise a power input part, a first power output part and a second power output part, the power input part is in transmission connection with a power supply device through a transmission system; the power input part is connected with the first power output part through a transmission shaft; according to the header of the corn harvester, the pair of seedling pulling assemblies corresponding to the corncob picking rollers composed of the adjacent corncob picking rollers is creatively in transmission connection with the corncob picking box through the transmission device, that is, the power of the pair of seedling pulling assemblies is provided by the corncob picking box, and the problem that in the prior art, the corncob picking rollers are prone to being damaged is solved. And when the seedling pulling chain is clamped and cannot rotate normally, the chain or the belt and the conveying belt for connecting the small elevator driving shaft and the small elevator driven shaft are broken.

A harvester for removing cannabis flower from stalks includes a blade follower iris that adjusts the size of the flower-stripping opening to correspond to the diameter of the stalk. The size of the opening may be controlled by centrifugal and spring forces that cause the iris to open and close. In addition, an improved stalk-pulling belt drive conveyor system utilizes two relatively floating, releasably coupled belt systems to pinch and pull the stalk through the blade follower iris.

Disclosed is a pair of corn snapping rollers. Each roller has a squared shaft to which intermeshed flutes or blades are bolted. The flutes or blades possess a series of triangular teeth ending in tips that firmly sink into the stalks to lower them and open cracks therein, regardless of their moisture or condition, with the teeth of a roller interspersed with those of their counterpart. Both rollers have the same diameter and tangential velocity. By rotating the rollers, the blades approach each other at a remarkably close distance of a few millimeters. The blades of the same roller may be equidistant from each other or may be paired, such that the distances between consecutive blades are unequal.

The invention discloses a corn harvester operation parameter detection control method and system based on visual identification, and relates to the technical field of computer vision and automatic control, and the method comprises the steps: collecting an image in a corn harvester ear collection box in real time, and taking the corn damage ratio and corn bract content in the ear collection box as indexes; constructing a pixel-level classification model and a target detection model; predicting the plurality of pixel-level label maps and the damage rate data of the single operation based on a harvest loss quality prediction model, and generating a corn ear harvest loss quality prediction value; constructing a corn harvester control model, and performing adaptive adjustment on the operation parameter data of the corn harvester; by integrating various sensors, key operation parameters of the corn harvester can be collected in real time, and self-adaptive optimization control over the operation parameters such as the height of a header, the rotating speed of a snapping roller, the rotating speed of a peeling roller and the rotating speed of an impurity removal fan is achieved, so that the optimal operation state can be kept under different plot conditions, crop varieties and water contents.

One aspect of the present disclosure provides an electric work machine including a brushless motor, a drive circuit, and a control circuit. The control circuit executes a driving operation, a braking operation, and a switching operation. In the driving operation, the brushless motor is rotated based on a back-EMF of the brushless motor. In the braking operation, a switch pair of six switches in the drive circuit is turned on, and the other four switches are turned off. The switching operation is performed during the braking operation. The switching operation includes switching the switch pair. In the switching operation, an off-target switch is turned off based on an electric current flowing through the off-target switch satisfying an off-requirement.

The present application relates to a header (1) for a self-propelled combine harvester (2), wherein the header (1) is designed for harvesting maize plants (3), the header (1) comprising a frame (4), at least one harvesting unit (5) for harvesting maize cobs from the maize plants (3), a cross conveyor (6) equipped with a harvesting unit, wherein the harvesting unit (5) comprises a intake unit (7) and a picking unit (8) with two picking rollers, wherein the harvesting unit (5) is connected to the frame (4) at a connection point (9). In order to provide a header in which the space problems existing in the prior art in the area of ​​the rear end of the at least one harvesting unit are at least improved, according to the invention the at least one harvesting unit (5) is supported indirectly or directly on the frame (4) in addition to its connection to the frame (4).

Facility layouts and configurations for an automated crop production system for controlled environment agriculture. In particular implementations, the core of the facility comprises a controlled growth environment and a central processing system. The controlled growth environment includes systems for exposing crops housed in modules, such as grow towers, to controlled environmental conditions. The central processing system may include various stations and functionality both for preparing crop-bearing modules to be inserted in the controlled growth environment, for harvesting crops from the crop-bearing modules after they have been extracted from the controlled growth environment, and for cleaning or washing crop-bearing modules for re-use. The controlled growth environment may include vertical farming structure having vertical grow towers and associated conveyance mechanisms for moving the vertical grow towers along one or more grow lines. The conveyance mechanisms may include a return transfer mechanism that creates a return or u-shaped path for each grow line.

The application provides an omnidirectional mobile high-ground-clearance cultivator, and belongs to the field of agricultural machinery; solves the problems of the existing cultivator, such as limited function of a profiling adjusting mechanism, poor agricultural adaptability of a chassis, insufficient cooperation between vehicle steering control and herbicide operation execution, and the like; the herbicide machine comprises a walking chassis, and a cultivator operation system is rotationally connected to the walking chassis; the walking chassis comprises a frame assembly, two walking devices are arranged on each of two oppositely arranged side frames of the frame assembly, the cultivator operation system comprises a lifting four-bar mechanism, one end of the lifting four-bar mechanism is rotationally connected between the other two oppositely arranged side frames of the frame assembly, the end of the lifting four-bar mechanism connected with the frame assembly is further connected with an output shaft of a hydraulic cylinder, the other end of the lifting four-bar mechanism is hingedly connected with a four-bar profiling mechanism, and the end of the four-bar profiling mechanism away from the lifting four-bar mechanism is provided with a herbicide working part; and the application is applied to the herbicide machine.

The utility model discloses a switch assembly and a mower, and the switch assembly comprises a contact switch, a first operation part which can be vertically and movably disposed on an operation handle, a second operation part which can be rotatably disposed on the operation handle, and a trigger part which is movably disposed on the first operation part. The trigger piece can be driven by the first operating piece to move from the first working position to the second working position, the trigger piece can be driven by the second operating piece to move from the second working position to the third working position, and when the trigger piece moves to the third working position, the trigger piece is suitable for closing and conducting the contact switch. When the touch switch is closed and conducted, the first operation piece needs to be operated firstly and then the second operation piece needs to be operated, the operation modes of the first operation piece and the second operation piece are different, and mistaken touch caused by confusion of the first operation piece and the second operation piece is not likely to happen.

The utility model relates to the technical field of aquatic plant collecting devices, in particular to an anchor-shaped portable field aquatic plant collector, which can be connected with a mooring rope to collect aquatic plants distant in water, and a plurality of main anchor hooks and auxiliary anchor hooks are arranged at the bottom of a central shaft along the circumferential direction, so that the field aquatic plant collecting device can be used for collecting the aquatic plants. The main anchor hook and the auxiliary anchor hook form a pocket-shaped structure on the periphery of the central shaft, so that aquatic plants with different sizes can be collected. As the tail end of the main anchor hook and the tail end of the auxiliary anchor hook are staggered up and down on the periphery of the central shaft, the main anchor hook is supported in sludge and the auxiliary anchor hook is suspended in water when the anchor hook is located underwater, the resistance of the collector moving forwards underwater is reduced when a mooring rope is pulled, and the anchor hook can be pulled more conveniently; the main anchor hook and the auxiliary anchor hook which are staggered up and down can hook different parts of the rattan of the aquatic plant, so that greater pulling force can be applied to the whole aquatic plant, and the main anchor hook and the auxiliary anchor hook are prevented from intensively hooking the same part of the aquatic plant to cause snap.

The present application relates to a crawler track (1) for an agricultural machine (2), comprising a front main wheel (3), a rear main wheel (4), a front main frame (5) associated with the front main wheel (3), a rear main frame (6) associated with the rear main wheel (4), at least two support wheels (9, 10), a running belt (11) spanning the main wheels (3, 4) and a pivot point (12) by means of which the crawler track (1) can be pivotably connected to a body (42) of the machine (2) by forming a machine axle (13), wherein the two main frames (5, 6) are pivotably coupled to each other about a common pivot axis (14), wherein the support wheels (9, 10) are arranged on a common support frame (15), wherein the support frame (15) is pivotably connected to the front main frame (5) by means of a support wheel arm (17).In order to provide a crawler track for an agricultural machine which is simpler in design than the prior art, a coupling element (18) is proposed according to the invention which is coupled at a swing end (19) of the coupling element (18) to the support wheel swing arm (17) and at a frame end (20) of the coupling element (18) to the rear main frame (6) and thereby couples the support wheel swing arm (17) and the rear main frame (6) together.

The present application provides a kind of bamboo planting cutter device and cutting method, it is related to bamboo branch and leaf harvesting technical field, including cutter handpiece, the cutter handpiece is installed with telescopic positioning piece;The telescopic positioning piece is used to prevent pulling down bamboo branch;Telescopic positioning piece is installed with shear control part;The shear control part is used to prune bamboo branch;Two bamboo branch positioning pieces are fixedly installed on shear control part;Electric cutting bamboo branch can be adopted shear control part, is more labor-saving fast, improves bamboo branch harvesting efficiency, simultaneously, the present structure adopts telescopic positioning piece when cutting bamboo branch, can prevent artificial pull down shear control part or under the action of support rod self-weight pull down shear control part, easy to cause bamboo branch and the ingrowth site of main stem, that is, bamboo knot place split;To solve the problem that current bamboo planting cutter device is not convenient for preventing pull down protection, also inconvenient for bamboo branch at cut-off place to smear lime mortar sterilization protection.

The utility model provides a discharging auger mechanism with a corn bran rubbing function and a corn husker. A auger shaft roller of the discharging auger mechanism is provided with a hinge pin and a spiral winch, the materials can be preliminarily treated and pushed, and a kneading movable cutter and a kneading fixed cutter at the discharging end are matched to conduct secondary fine crushing on corn husks which are preliminarily refined. The corn husker comprises a flexible roller shaft and a husking spiral roller shaft, the husking spiral roller shaft is provided with a rubber belt, a rubber nail, metal twisting teeth and other structures, the rubber nail has a special fixing mode to prolong the service life, and the metal twisting teeth facilitate husking. The equipment integrates the functions of corn husking and rubbing the husks into a whole, the auger mechanism efficiently conveys and refines the corn husks, the knife tackle structure enables the corn husks to be filamentous, the metal twisting teeth assist in husking, the rubber part improves the husking efficiency and protects corn grains, the efficiency and quality of corn processing are integrally improved, and the service life of the equipment is prolonged.

The multipurpose unmanned aerial vehicle comprises a transmission unmanned aerial vehicle body, floating blocks are fixedly connected to the two sides of the bottom of the transmission unmanned aerial vehicle body, a storage battery is fixedly installed on one side of each floating block, a pesticide storage box is fixedly installed on the surface of a supporting plate, and a booster pump is fixedly installed on the top of the pesticide storage box. A connecting pipe is rotatably installed at a water outlet of the booster pump, a spraying head is rotatably installed at the top of the transmission unmanned aerial vehicle, a cleaning unmanned aerial vehicle is fixedly connected to the tail end of the traction power line, a first transmission motor is fixedly installed at the bottom of the positioning rod, and a cutting blade is fixedly connected to a transmission shaft of the first transmission motor. The cleaning unmanned aerial vehicle has the advantages that algicide in the pesticide storage box is automatically sprayed to the water surface through the booster pump in the transmission unmanned aerial vehicle, pesticide cleaning of algae on the water surface is achieved, the cleaning unmanned aerial vehicle moves in the water, the algae in the water body are cut and cleaned through the cutting blades, manpower is saved, and meanwhile the cleaning efficiency is improved. And the cleaning efficiency of the algae in the water environment is greatly improved.

The application relates to the technical field of agricultural machinery, and provides a lettuce planting and harvesting integrated machine, which comprises a vehicle frame, a ditching mechanism, a seedling feeding mechanism, a soil covering mechanism, a root removing mechanism, a leaf removing mechanism, a stacking mechanism and a box changing mechanism; the ditching mechanism, the seedling feeding mechanism and the soil covering mechanism can complete the planting operation of the lettuce; and the root removing mechanism, the leaf removing mechanism, the stacking mechanism and the box changing mechanism can complete the harvesting operation of the lettuce. The functions of planting, harvesting, root removing, leaf removing and boxing are integrated, the troubles of separate operation of different links are avoided, the labor intensity of farmers is reduced through cooperation with automatic control, the labor cost is reduced, meanwhile, the improvement of automation and intelligence greatly improves the production efficiency of the lettuce.

The utility model relates to the technical field of agricultural machinery, in particular to a ground cotton picking and cleaning all-in-one machine which comprises a machine frame, moving wheels are arranged below the machine frame, and a traction head and a driving gear box are arranged in front of the machine frame. The picking assembly is arranged in front of the machine frame and used for picking the cotton falling to the ground; the impurity discharging assembly is arranged behind the picking assembly and used for discharging impurities in the cotton picked by the picking assembly; and the conveying assembly is arranged behind the impurity discharging assembly and used for conveying the collected cotton to a collecting box. The picking, impurity discharging and conveying functions are integrated, and a complete cotton harvesting system is formed. The picking assembly efficiently picks up cotton through a brush roller, the impurity discharging assembly works cooperatively through an auger, a spike tooth roller, a cotton removing roller and the like, impurities are separated through an impurity discharging grating, and stability and high efficiency are ensured. The conveying assembly conveys the cotton to the collecting box, and automatic collecting is achieved.

The utility model discloses a screening and impurity removing device of a nut picking machine. The screening and impurity removing device solves the problem that an existing nut picking machine needs secondary picking. The screening and impurity removing device of the nut picking machine comprises a sieve plate, impurity removing holes are formed in the sieve plate, the sieve plate comprises a fixedly-arranged first sieve plate body and a second sieve plate body capable of adjusting the first sieve plate body, first sieve holes are formed in the first sieve plate body, and second sieve holes are formed in the second sieve plate body. The first sieve plate and the second sieve plate are stacked up and down, the first sieve holes and the second sieve holes are communicated in the height direction of the sieve plates and at least partially overlapped to form the impurity discharging holes, and the second sieve plate is adjusted to change the overlapping area of the first sieve holes and the second sieve holes so as to change the size of the impurity discharging holes. The probability that small nuts are screened out can be reduced by adjusting the sizes of the impurity discharging holes, and therefore secondary harvesting is reduced or avoided. The utility model further provides a nut picking machine which comprises the screening and impurity removing device.

The utility model discloses a closed-loop reverse operation system, and belongs to the technical field of agricultural planting. The closed-loop reverse rotation type operation system comprises a closed annular layer composed of a plurality of fan-shaped operation areas, a circulating lifting assembly is arranged in the center of the annular layer, a plurality of planting towers are distributed in the circumferential direction of the annular layer at equal intervals, and the planting towers rotate and revolve around the circulating lifting assembly; the operation face of the autorotating planting tower can completely pass through a single operation area, the operation directions of the first collecting track and the second collecting track are opposite to the revolution direction of the planting tower, the first collecting track and the second collecting track are communicated with the planting tower and the circulating lifting assembly, and the second collecting track comprises a collecting track and a harvesting track. The collecting rail and the first collecting rail are located on the same side and provided with a collecting part; the double tracks are matched with the manipulator to form efficient problem plant treatment, fruit harvesting and plant supply, and planting, maintenance and harvesting circulation of a plant factory can be automatically completed.

This invention discloses a corn combine harvester and its corn ear-picking device. The corn ear-picking device includes a frame, a reeling mechanism, an ear-picking mechanism, and a flexible protective structure. The ear-picking mechanism has ear-picking plates, an adaptive adjustment structure, and a floating adjustment structure for adjusting the height of each ear-picking plate. The floating adjustment structure is mounted on the frame below the ear-picking plates, and the ear-picking plates are connected to the frame via the adaptive adjustment structure. In this invention, all ear-picking plates are connected to the frame via the adaptive adjustment structure, allowing for real-time adjustment of the spacing between the ear-picking plates. This not only reduces the corn's damage rate but also decreases the ear drop rate, reducing the amount of corn ears left in the field. During ear-picking, the flexible protective structure prevents rigid contact between the corn ears and the ear-picking plates, further reducing the corn damage rate. During ear-picking, the floating adjustment structure absorbs some of the collision energy, further preventing ear damage and kernel drop.

The utility model relates to a harvesting machinery cleaning protection device and a harvester, which relate to the field of agricultural machinery, and comprise a support beam, a left support frame assembly, a right support frame assembly, a left shield assembly and a right shield assembly, the left support frame assembly and the right support frame assembly are respectively and fixedly connected with the left end and the right end of the support beam; the left protective cover assembly is connected with the left supporting frame assembly, and the right protective cover assembly is connected with the right supporting frame assembly. The utility model has the beneficial effects that the left support frame assembly and the right support frame assembly are fixedly connected with the left side and the right side of the cleaning mechanism of the harvester, and the left support frame assembly and the right support frame assembly are connected through the support beam to form a support structure for each other. And compared with a sheet metal part which is independently fixed on one side of the cleaning mechanism, the scheme is high in strength and rigidity, high in reliability and long in service life. The left protective cover assembly and the right protective cover assembly shield the left side and the right side of the cleaning mechanism, and comprehensive protection on the cleaning mechanism is achieved.

The application discloses a kind of based on image detection and MPC's skinning roller operation parameter control method and system, it is related to agricultural machinery intelligent detection and control technical field, including, in the top of corn harvester cluster box arrangement camera, corn ear image in cluster box is collected in real time during operation;Pixel level corn ear damage classification network is pre-trained to the corn ear image Execute pixel level classification prediction operation, generate ear damage proportion;When ear damage proportion meets damage proportion standard, make skinning roller maintain current operation parameter, when ear damage proportion does not meet damage proportion standard, parameter optimization control process is executed to adjust skinning roller operation parameter, and image acquisition operation, pixel level classification prediction and determination operation are cyclically executed.The application can more real-time, accurate detection corn ear damage proportion when corn ear harvester is harvested by the method of deep learning, combine corn ear damage detection with control skinning roller operating parameter.

A intelligent sugarcane impurity-removing machine, comprising a machine body and a sorting mechanism, a conveying mechanism (3), a leaf-stripping and impurity-removing mechanism (4), a crushing mechanism (5), and a compartment (7) disposed on the machine body, and further comprising a manipulator (9) and a tail-cutting mechanism (8) disposed on the machine body. The tail-cutting mechanism (8) comprises a vibrating platform (81) disposed above the crushing mechanism (5), a baffle fixedly disposed above the vibrating platform (81), and a tail-cutting grab base (82) disposed above the baffle. The middle of the vibrating platform (81) is hollow, the baffle is detachable, and an accommodating space is formed inside the tail-cutting grab base (82). The manipulator (9) is capable of placing sugarcane vertically into the accommodating space. A sliding groove (85) capable of inserting a chainsaw is provided on the tail-cutting grab base (82), and the chainsaw can be used to cut off the sugarcane tail.

The utility model discloses a sugarcane leaf stripping system capable of continuously and uniformly feeding, which comprises a sugarcane leaf stripping machine and a feeding device, the sugarcane leaf stripping machine comprises a rack I and a transmission leaf stripping mechanism, and the transmission leaf stripping mechanism comprises at least two groups of leaf stripping rollers and conveying rollers which are arranged up and down; and the feeding mechanism comprises at least one group of feeding rollers which are symmetrical up and down. The feeding device comprises a slope plate, and the slope plate is provided with a sugarcane lifting mechanism which is used for transversely placing sugarcanes left and right and conveying the sugarcanes from the lower portion of the slope plate to the upper portion of the slope plate. The device further comprises a material stirring roller I which is located above the inclined face of the upper portion of the slope plate. The chain type sugarcane lifting mechanism is adopted, sugarcanes stacked on the lower portion of the slope plate in batches can be continuously and evenly lifted to the upper portion of the slope plate, and then the sugarcanes are pushed into the sugarcane feeding port in order through the periodical stirring action of the stirring block I in cooperation with the stably-rotating material stirring roller I; in addition, the feeding roller with the consistent structure is arranged at the sugarcane feeding port, so that feeding can be more effective and uniform.

The application discloses a grassland seed rain collecting device, belongs to the technical field of seed rain collecting, and can solve the problems of instability, easy aging and breaking, great influence of extreme weather conditions and terrain, and time-consuming and labor-consuming installation and sampling of the existing grassland seed rain collecting device under field conditions. The device comprises a capturing layer, a plurality of hollow lattices are arranged on the capturing layer, and a capturing structure is arranged on each hollow lattice; each hollow lattice is provided with a pore between the corresponding capturing structure, and the seeds captured by the capturing structure can fall from the capturing layer through the pore; a collecting layer is arranged below the capturing layer, is a water-permeable structure, and is used for collecting the seeds falling from the pore; an isolation layer is arranged below the collecting layer, is used for isolating the contact between the collecting layer and the ground, and is provided with a plurality of water leakage holes, the water leakage holes are used for discharging the water falling on the isolation layer; and a fixer is used for fixing the capturing layer, the collecting layer and the isolation layer on the ground. The application is used for seed rain collecting.

The utility model provides a double-row harvesting and conveying device which is installed on a harvester, can be used for orderly harvesting long and thin stalk leaf vegetables such as fragrant-flowered garlic and spinach and comprises two clamping and conveying mechanisms and two cutting mechanisms, the distance between the two clamping and conveying mechanisms is adjusted through a first driving device, and the first driving device is installed on a main body of the harvester. The first driving device is connected with one clamping and conveying mechanism, and the cutting mechanism is connected to the lower rear portion of the clamping and conveying mechanism. The clamping and conveying mechanism comprises two conveying parts arranged in parallel, and each conveying part comprises two belt supporting hubs, a clamping belt wound on the belt supporting hubs and an adjusting device located between the two belt supporting hubs. The adjusting device is used for adjusting tensioning of the clamping belts so as to adjust the distance between the clamping belts of the adjacent conveying components. The double-row harvesting and conveying device can be adjusted according to the planting density of each row of long and thin stalk leaf vegetables and planting gaps among multiple crops, and is high in applicability.