2422results about "Threshers" patented technology

The invention provides a vibration isolation device for early warning of a blockage approaching state of a separation device and the separation device. The vibration isolation device comprises an acceleration sensor, a rubber-damping plate combined bottom plate, a rhombic variable damping structure and a fixed magnet. A plurality of rhombic variable damping structures are arranged between the two rubber-damping plate combined bottom plates, and the acceleration sensor is located above one rubber-damping plate combined bottom plate; and a fixed magnet is arranged below the other rubber-damping plate combined bottom plate. Through the rubber-damping plate combined bottom plate and the rhombic variable damping structure, the interference of low-frequency vibration on monitoring signals of the acceleration sensor can be reduced, and the low-frequency vibration comprises but is not limited to low-frequency vibration generated by vibration sources such as an engine, a header and a conveying mechanism.

A change of state of weed seeds to having reduced germination viability in under one minute by illuminating a seed with at least one of 2 J / cm2 cumulative illumination energy, and 0.2 W / cm2 irradiance, but no more than 7 W / cm2 average irradiance, of at least one of an Indigo Region Illumination Distribution (IRID), and infrared radiation that is substantially Medium Wavelength Infrared (MWIR) radiation, preferably 2-8 microns. The MWIR radiation from heated borosilicate glass or glass powder at just under 500 C offered a peak MWIR emission of 3.75 microns was unexpectedly effective, and can be used in a radiant and transmissive weed seed accumulator transport belt. The process can be incorporated into a harvester combine to convert a tailings flow prior to discharge on an agricultural field. An illuminated harvest combine using an illuminator according to the invention allows reduction of the weed seed bank.

The invention discloses a whole corn plant harvesting, separating and packing machine, which belongs to the field of agricultural machinery and comprises a frame assembly, a corn header is arranged at the front end of the frame assembly, and a corn ear peeling device, a corn cob collecting device, a corn cob transferring device and a corn cob threshing device are arranged on the rear side of the corn header. A corn kernel storage chamber is arranged on the left side of the corn cob threshing device, and a corn cob transfer device and a corn cob storage chamber are arranged on the rear side of the corn cob threshing device; a straw smashing and screening device is arranged below the corncob peeling device, and a soft material conveying track, a hard skin conveying track, a soft material packaging machine, a film winding device, a fermentation liquor spraying device and a hard skin squeezing and bundling machine are arranged on the rear side of the straw smashing and screening device. Whole corn plants are harvested through one machine, and after being harvested, the whole corn plants are separated according to material attributes and are not wasted any more, so that the whole corn plants are fully utilized; people are intellectual; the effort is made to the best; the whole corn plants are completely eaten and squeezed on one machine.

The low-damage corn threshing device comprises a roller main body and an upper cover plate arranged on the upper side of the roller main body, a main shaft connected with external driving equipment is arranged in the roller main body, the main shaft and the roller main body are coaxially arranged, and a spiral feeding opening is formed in an inlet of the roller main body; and a spiral blade is arranged at the spiral feeding port. Corn is threshed through the rigid-flexible combined threshing element and the thumb-preventing threshing element, the collision striking force on corn ears can be reduced, the kernel breakage rate is reduced, the corn threshing income is improved, meanwhile, the concave grid is innovatively designed, a conventional grid type concave grid is changed, and the threshing efficiency is improved. The round tube sleeve type combined concave grid with the square holes is innovatively designed, a nylon sleeve is installed on a round tube of the round tube sleeve type combined concave grid, a cylindrical steel tube is welded to the square holes of the square hole of the round tube sleeve type combined concave grid, the number of times of contact with corn ears is further increased, collision to grains is reduced, and the threshing rate of the corn grains is improved.

The invention relates to a corn thresher. The device comprises a machine frame, threshing mechanisms and a driving mechanism, the machine frame is provided with a plurality of sets of threshing mechanisms, each threshing mechanism comprises a charging barrel, a threshing hopper and a centering assembly, the charging barrels are fixedly installed on the machine frame in the vertical direction, the threshing hoppers are installed at the bottoms of the charging barrels, and the centering assemblies are fixedly installed on the machine frame. A centering assembly used for adjusting the axis position of a corn cob is further installed on the charging barrel, and the corn cob and the threshing hopper can be kept concentric through the centering assembly. Driving mechanisms in one-to-one correspondence with the threshing mechanisms are installed on the machine frame, corn cobs can be punctured and fixed through the driving mechanisms, the corn cobs are driven to rotate and ascend and descend, and therefore the corn cobs are threshed in cooperation with the threshing hopper. According to the scheme, mechanical centering can be conducted on the corn cobs, assistance of workers is not needed, the axis of the corn cobs and the rotation center of the corn cobs are recombined, and the threshing quality is guaranteed.

Weed seeds are destroyed in the chaff from a combine harvester by primary and secondary destructors where the primary feeds to the secondary. The secondary can use repeated high speed impacts caused by a rotor mounted in one of a pair of side by side housings which accelerate the discarded seeds in a direction centrifugally away from the rotor onto a stator including angularly adjustable stator surfaces around the axis. The primary can also use an impact arrangement of a different and simplified structure or can use another destruction modality such as radiation. The primary is mounted at a transfer device including a transverse auger which carries the chaff and weed seeds from the rear of the sieve to the secondary.

A threshing gap-adjustable high-precision sorting and re-threshing type corn thresher is characterized in that the threshing gap-adjustable high-precision sorting and re-threshing type corn thresher comprises a rack, a threshing mechanism, a screening mechanism and a sorting and re-threshing mechanism, the threshing mechanism is mounted on the upper middle portion of the rack, the screening mechanism is mounted on the left side of the lower middle portion of the rack, and the sorting and re-threshing mechanism is mounted on the right side of the rack; in conclusion, according to the threshing mechanism, the camera is used for observing the material condition, the diameter self-adjusting threshing roller is matched with the rigid-flexible combined threshing component, the threshing strength is uniform, and the non-threshing rate is reduced; the screening mechanism observes the blanking condition through a camera, and an eccentric distance self-adjusting disc controls the reciprocating motion distance of rake teeth, so that materials are uniformly distributed on a screen plate, and the sorting quality is improved; according to the sorting and re-threshing mechanism, a camera is used for observing the threshing condition and opening and closing movement of a baffle, materials with the high non-threshing rate are collected and then conveyed through an auger, the camera is used for observing material distribution between threshing rollers, and an air pressure system controls the conveying position of a belt, so that the materials are evenly distributed between the rollers.

An over-center latch for a concave combine comprises a mount directly attached to a concave combine or an accessory for a concave combine, a base plate, a lever with a loop at one end that is configured to attach to a catch, and a center pin that allows the lever to rotate with respect to a handle. Either the handle or the lever can be pulled into a vertical position.

The invention relates to the technical field of agricultural machinery, in particular to a straw square bundle full-automatic compressing, packaging and stacking device which comprises a frame used for fixing a mounting frame, a bundling mechanism, a first conveying belt, a stacking supporting frame, a transfer robot and a bundling compression chamber. The input end of the first conveying belt corresponds to the output end of the bundling mechanism, the output end of the first conveying belt is connected with the input end of the stacking supporting frame, and at least one bundling compression chamber is arranged. The straw is grabbed through the transfer robot, the weight of the straw grabbed by the transfer robot is judged through the weighing device, and when the weight of the straw is within the preset range, the transfer robot places the straw on the second conveying belt for follow-up operation; in this way, it is guaranteed that the follow-up stacking operation is not affected by the difference of the specifications of the straw subjected to bundling treatment and forming.

An over-center latch for a concave combine comprises a mount directly attached to a concave combine or an accessory for a concave combine, a base plate, a lever with a loop at one end that is configured to attach to a catch, and a center pin that allows the lever to rotate with respect to a handle. Either the handle or the lever can be pulled into a vertical position.

The invention belongs to the technical field of gramineous crop threshing, and particularly relates to a multi-stage threshing device with a good threshing effect. Crops are fed into the feeding hopper, the driving mechanism drives the feeding coarse threshing roller to rotate around the axis of the feeding coarse threshing roller, and the crops are subjected to coarse threshing through the feeding coarse threshing roller and conveyed to the first threshing conveying section of the first fine threshing roller. The driving mechanism drives the first fine threshing roller to rotate around the axis of the first fine threshing roller, and coarse-threshed crops are subjected to primary fine threshing through cooperation of the first fine threshing roller and the first sieve plate. Crops which are not completely threshed are conveyed to the second fine threshing roller through the window, the driving mechanism drives the second fine threshing roller to rotate around the axis of the second fine threshing roller, the crops which are not completely threshed are subjected to secondary fine threshing through cooperation of the second fine threshing roller and the second sieve plate, and stalks are discharged from the slag outlet.

A bubble-up auger assembly for an agricultural vehicle includes an auger at least partially surrounded by an outer tube. A bracket is configured to be non-rotatably connected to a rockershaft of the agricultural vehicle for rotation about a first axis. A slide rod is connected to the outer tube and the bracket. The slide rod is configured to cause the auger to move between a raised position and a lowered position in response to rotation of the bracket. In the lowered position of the auger, an axis of rotation of the auger is oriented oblique to the first axis.

The invention belongs to the technical field of agricultural machinery, and particularly relates to a wheat harvesting and straw deep burying and returning all-in-one machine which comprises a harvesting and threshing part, a walking part, a smashing part, a feeding part and a deep soil turning part. Soil is scarified through the deep soil scarifying part, then the ground wheat straw is buried to the bottom of the scarified soil through the feeding part, deep burying and returning of the wheat straw are achieved, the deeply-buried straw is decomposed in deep soil, humus is more easily formed, the content of organic matter in the soil is increased, and the yield of the wheat straw is increased. Deep burying can promote the formation of a soil aggregate structure and enhance the permeability and water and fertilizer retention capability of deep soil, so that surface hardening possibly caused by conventional returning to the field is avoided; a series of working procedures of harvesting, threshing, smashing and deep burying are achieved through the walking component, and then the convenience and efficiency of straw returning to the field are improved.

A corn kernel harvesting device and method thereof is provided. As the corn kernel harvesting device, or corn shucker, moves from a first configuration to a second configuration, the device separates corn kernels from its respective inner core, such as a corn cob. The corn kernel harvesting device comprises an ejection assembly, harvesting assembly, discharge assembly, and is configured to enable a user to remove corn kernels efficiently and consistently from a corn cob.

A threshing apparatus for an agricultural harvester has an axial threshing rotor driven by a power unit from its rearward end. The axial threshing rotor is connected at its forward end to a dynamic feed roll through a drive train including a drive connected to the axial threshing rotor and having an output shaft extending to a side of the dynamic feed roll where it is connected by either a gear set or a pulley drive.

Method for determining a kernel processing score (KPS) onboard of an agricultural machine (20), the agricultural machine (20) comprising a conveyor means (23) for transferring harvested crop material (15) and an optical sensor (21), wherein the optical sensor (21) is configured to generate image data of the harvested crop material (15) transferred by and / or within the conveyor means (23), an image processing system configured for processing the generated image data to determine a kernel processing score (KPS), wherein the method comprises the steps of: a) receiving image data from the optical sensor (21); b) identifying at least parts of kernel particles and a quantity thereof within the received image data; c) determining a size or surface of each identified kernel particle in said image data; d) generating a histogram based on the detected size or surface of the identified kernel particles and their quantities; e) analysing the histogram by applying a mathematical function to the generated histogram to increase the informative value of the image data; and f) determining the KPS based on the analysing step.

The invention discloses a self-propelled corn harvester and a corn harvesting method for hilly terrains, and relates to the field of corn harvesters, the self-propelled corn harvester comprises a threshing cylinder, a threshing shaft, a main roller, a plurality of auxiliary rollers and an auger filter plate, the threshing shaft is rotatably connected with the threshing cylinder, and center gears are installed at the two ends of the threshing shaft; the main roller and the auxiliary rollers are arranged in the threshing cylinder, the main roller is fixedly installed in the middle of the threshing shaft, planetary gears are installed at the two ends of each auxiliary roller, inner insection rings are installed at the two ends in the threshing cylinder, and the planetary gears are meshed with the corresponding center gears and the corresponding inner insection rings. Baffles are installed at the two ends of the interior of the threshing cylinder, the auger filter plate is arranged in the threshing cylinder, and a plurality of transverse screen holes are evenly formed in the auger filter plate. Through the overall structure arrangement, corn can be peeled and threshed, corn coats can be discharged from the threshing cylinder, and the corn threshing process is prevented from being affected by the corn coats.

The utility model relates to the field of harvesting machinery, and discloses a harvesting machinery, a threshing device and a concave grid thereof, the concave grid comprises a supporting frame, a plurality of longitudinal partition plates (3) and a plurality of grid strips (4), the longitudinal partition plates (3) and the grid strips (4) are connected to the supporting frame and mutually staggered and extend to form a grid, and a plurality of slots (31) which are distributed at intervals are respectively formed in each longitudinal partition plate (3). The grate bars (4) penetrate through the slots (31) to extend, and the portion, between every two adjacent slots (31), of each grate bar (4) protrudes towards the radial inner side. In the process that crop straw rotates along with the threshing cylinder, the concave grid is beneficial to separation of grains from the straw, the grain separation rate is increased, meanwhile, the amount of crushed straw and weeds carried in the separated grains is reduced, the risk that the grains are crushed or the surfaces of the grains are damaged is reduced, and the crushing rate and the loss rate of the grains are remarkably reduced.

The invention discloses a crop combine harvester which comprises an engine, a rack, a header, an angle adjusting mechanism, a material pushing scraper knife, a material conveying roller, a rotary material clamping mechanism, a feeding conveying mechanism and a stirring and threshing mechanism, and the rotary material clamping mechanism comprises a first roller fluted disc, a first clamping rod, a second roller fluted disc and a second clamping rod; the first clamping rod and the second clamping rod are used for clamping and conveying crops upwards along with rotation movement. The material conveying roller conveys the shoveled crop stalks to the rotary material clamping mechanism through the rotation effect, a first clamping rod and a second clamping rod of the rotary material clamping mechanism accurately clamp the stalks through alternate meshing, and the stalks are conveyed into the stirring and fruit removing mechanism through the feeding conveying mechanism to be subjected to fruit separation; and then the fruits are conveyed to the lifting mechanism through the discharging conveying mechanism and the vibrating screen and are conveyed into the material collecting box through the material sliding groove, so that efficient conveying, automatic fruit stripping, fruit separation and clean collection of the crops are achieved, and the working efficiency of the harvester is effectively improved.

The invention relates to the field of agricultural machinery, and discloses a rice threshing device with a drying function, comprising: a crushing assembly used for preliminarily separating harvested rice so as to provide convenience for subsequent threshing operation; the extrusion assembly can automatically turn over rice to be threshed, and the double-face threshing function is achieved; the crushing assembly is used for crushing rice, the drying assembly is used for removing waste and dust generated in the threshing process and drying the threshed rice through a heating function, and the driving assembly is used for driving the crushing assembly and the telescopic assembly to synchronously operate to ensure that the threshing process is efficiently carried out; and the screening assembly is used for screening the threshed rice and waste materials generated in the threshing process, and further separation of the materials is achieved. Preliminary crushing is firstly carried out through the crushing assembly, the extrusion assembly achieves double-face extrusion through hydraulic control, it is ensured that grains fully fall off, the telescopic assembly can accurately adjust the threshing strength according to the variety and maturity of different rice, and the threshing efficiency is improved to the maximum extent.

A grain cleaning system for a combine harvester having a transmitter adapted to transmit a base signal at a known frequency and one or more spaced receivers for detecting signals of a different frequency as reflected from airborne grain and other materials within the duct of the grain cleaning system. An Electronic Control Unit modulates the base signal and the reflected signals to obtain Doppler signals or frequencies from which an average particle velocity is determined. The particle velocity is used as an input parameter for the generation of control signals for the adjustment of various working units of the combine harvester including, by way of example, the fan and sieves.

The invention discloses a self-propelled soybean plot thresher, and belongs to the technical field of soybean threshers, the self-propelled soybean plot thresher comprises a pull-out mechanism for pulling out soybean plants and shaking off soil on the soybean plants, and the pull-out mechanism is provided with a lifting mechanism for lifting the soybean plants with soil removed and a separating mechanism for separating soybeans from the plants; the pulling-out mechanism can automatically pull out soybean plants in soil, soil carried by the soybean plants is automatically removed in cooperation with the soil shaking module, then the soybean plants are crushed through the separating mechanism, soybeans are separated from the plants, and then the soybeans are independently collected through the characteristics that the surfaces of the soybeans are smooth and spherical. The automation degree is high, and the continuity is good; the separating mechanism can drive the threshing machine to move, soybean plants are pulled out, soil is removed, the soybean plants are crushed, and the soybeans and the plants are separated and collected while the threshing machine moves, and self-walking is achieved.

The invention discloses a self-adaptive regulation and control method applied to a combine harvester. The combine harvester comprises a movable chassis, and a seedling pulling and harvesting device, a material conveying channel, a threshing device and a cleaning device which are mounted on the movable chassis; the cleaning device comprises a vibrating screen and a vibrating screen driving mechanism; the plurality of vibrating screens are tightly arranged; the vibrating screen driving mechanism comprises a central driving shaft and a plurality of eccentric shafts; the eccentric shafts and the vibrating screens are equal in number and are respectively connected through connecting pieces one by one; two ends of the eccentric shaft are respectively connected with the central driving shaft through electric push rods; one end of the connecting piece is rotationally mounted relative to the eccentric shaft, and the other end is fixed on the vibrating screen; all the electric push rods are connected with a controller; the method comprises the steps that distribution information of materials falling on each vibrating screen is obtained, and the left-right distribution condition of the materials is obtained; on the basis of the left-right distribution condition, all the electric push rods are adjusted to operate so as to adjust the amplitude of all the vibrating screens.

A modular concave assembly for a combine harvester includes a frame having a distal end configured to mount to an inner concave support structure of the combine harvester and a proximal end configured to mount to an outer concave support structure of the combine harvester. The frame includes left and right side plates, a distal end plate, a proximal end plate and a transverse plate disposed between the distal end plate and proximal end plate thereby defining a first frame opening and a second frame opening. A first grate section is sized to be removably received within the first frame opening. A second grate section is sized to be removably received within the second frame opening. At least one of the first and second grate sections configured to mount to the transverse plate each of the first and second grate sections.

The drive system comprises a hydraulic pump and a hydraulic motor, both having an inlet port and an outlet port, the motor being a fixed displacement motor directly coupled to the cleaning fan for rotationally driving said fan, the pump being a variable displacement pump configured to produce a flow of hydraulic liquid to the motor. In a system according to the invention, the outlet port of the pump is coupled to the inlet port of the motor by a hydraulic line, wherein said line does not comprise a valve for regulating a flow of hydraulic liquid to the motor. In the system of the invention, the flow to the motor is not regulated through a flow regulating valve between pump and motor, but by changing the pump displacement electronically. To this aim, the pump includes an electronically actuated hydraulic control system for controlling the pump displacement regardless of the hydraulic pressure of the liquid in the hydraulic line between the pump and the motor. The pump and the motor are part of an open hydraulic circuit.

The invention relates to the technical field of intelligent agriculture, in particular to an intelligent multifunctional grain threshing method and system. The method comprises the following steps that a conveying belt device is controlled to evenly convey grains to be threshed to an inlet of a threshing device, a photoelectric sensor is controlled to detect the number and speed of the conveyed grains, and grain conveying data are generated; generating threshing strength and speed parameters according to the grain conveying data, and respectively obtaining threshing strength parameter data and threshing speed parameter data; performing threshing operation of the thresher according to the threshing strength parameter data and the threshing speed parameter data, and monitoring the pressure of the cavity of the thresher to obtain threshing pressure data; and performing threshing effect evaluation according to the threshing pressure data to obtain threshing effect evaluation data, and performing optimization adjustment on the threshing strength parameter data and the threshing speed parameter data according to the threshing effect evaluation data to obtain real-time threshing optimization parameter data. The threshing efficiency can be improved, and the grain quality can be guaranteed.

The invention discloses a tail pushing and discharging device of a corn husker, and belongs to the technical field of agricultural product processing. The corn husker aims to solve the problems that in the prior art, a corn husker adopts a tip pushing device and a tail pushing device to open and blow husks of corn cobs, the corn cobs with small diameters easily penetrate through a tail pushing barrel and are directly taken away by a drill bit during discharging, and the discharging effect is poor. A tip pushing rail, a tail pushing rail, a tail sleeve sealing rail, a circular knife rail adjusting mechanism, a front drilling cutting acceleration mechanism, a rear skin opening acceleration mechanism and a long annular chain conveying mechanism are all fixed to a rack, and a plurality of integrated trolleys are all fixed to a transmission chain of the long annular chain conveying mechanism. The fresh corn husker is used for husking fresh corn.

The invention provides a hybrid rice seed production female parent seed harvester and a control method thereof. Comprising a feeding quantity prediction device, a threshing device, a cleaning device flow guide strip angle adjusting device, a pressure monitoring plate, a scale sieve opening degree adjusting device, a seed loss monitoring sensor, a secondary residual seed quantity monitoring device, an air pressure monitoring device, an air inlet opening degree adjusting plate, an air distribution plate angle adjusting mechanism and a forward speed adjusting device. An entrainment loss monitoring sensor, a seed breakage rate monitoring sensor and a signal processing and control system are used for adjusting the angle of a flow guide strip, the opening degree of a scale sieve, the opening degree of an air inlet, the angle of an air distribution plate, the angle of a grass guide plate B and the advancing speed of the harvester, and the seed loss rate is reduced; the feeding quantity of the harvester at the next moment is obtained in advance through the feeding quantity prediction device, related working parameters of the cleaning device are adjusted in time, control lag is reduced, working parameters of the threshing device and the cleaning device are cooperatively adjusted, the threshing and separating performance is improved, and the seed loss rate is reduced.

The invention relates to the technical field of straw treatment, in particular to harvesting treatment equipment for automatically collecting and treating corn straws, which comprises a harvesting machine body, a harvesting frame is mounted on the front side of the harvesting machine body, a harvesting mechanism is mounted in the harvesting frame, and a conveying frame is fixedly mounted on the back side of the harvesting frame. Compared with an existing corn straw harvesting and processing mode, the corn straw harvesting and processing device has the advantages that corn straw can be automatically harvested and processed through the design, meanwhile, the corn straw and corn kernels can be sorted, the corn kernels can be separated, the corn kernels can be separated, and the corn straw harvesting and processing device is convenient to use and high in practicability. Finally, the corn straw is made into particles, so that the influence of returning to the field on the land fertility can be avoided, meanwhile, the corn straw made into the particles can be used as feed, the dried corn straw particles can also be used as fuel, and the utilization efficiency of the corn straw is greatly improved.

The utility model discloses a full-automatic green prickleyash lower pile type threshing machine, belongs to the technical field of agricultural machinery, and relates to mechanical equipment for picking and threshing green prickleyash. The device mainly comprises a crawler, a mechanical arm, a multi-layer automatic threshing device and a collecting frame. The crawler is arranged below the thresher and is used for moving the whole thresher; the mechanical arm is arranged above the threshing machine and used for shearing pepper branches and conveying the pepper branches into the multi-layer automatic threshing device; the multi-layer automatic threshing device is used for automatically threshing pepper branches; the collecting frame is used for collecting Chinese prickly ash fruits; according to the green prickleyash harvester, full-automatic piling type picking and threshing integration of green prickleyash is achieved, full automation of the green prickleyash harvesting process is achieved, the labor intensity of green prickleyash picking is greatly reduced, and the green prickleyash picking efficiency is improved.