1669results 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.

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.

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 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.

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 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 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.

The utility model discloses a self-propelled pepper harvester, and relates to the technical field of machine manufacturing. The fruit picking machine comprises a vehicle body, a cab, a cut-down assembly, an auger assembly, a conveying chain harrow, a primary fruit picking assembly and a secondary fruit picking assembly, the auger assembly is arranged at the front end of the vehicle body, the cut-down assembly is arranged at the top end of the auger assembly, the conveying chain harrow is arranged on the vehicle body, and the conveying chain harrow is arranged at the rear end of the auger assembly; according to the equipment, the spiral steel is arranged in the primary separation assembly and the secondary picking assembly to rotate for threshing, and the spiral steel also has a discharging and conveying function; by means of the design, the problem of pepper crushing is effectively solved, and the clean threshing process is achieved; the equipment performs longitudinal threshing (primary threshing) and transverse threshing (secondary threshing), and performs threshing work for two times on peppers, so that the threshing effect is remarkably improved, the crushing condition is reduced, the completeness of the peppers is kept, and the working efficiency is improved.

A concave extends circumferentially about a portion of a rotor of a rotary processing unit of an agricultural combine. The concave has threshing beds forming openings therebetween for grain to pass through from a path of crop material between the concave and the rotor. The path of crop material has a flow direction relative to the concave in response to rotation of the rotor in a threshing direction. Each threshing bed includes a first extremity defining a threshing edge, a second extremity, and a separating grate extending across one of the openings between the first extremity and the second extremity, the first extremity overlapping the second extremity of an adjacent one of the threshing beds, locating the threshing edge in the path of crop material facing opposite to the flow direction. Each threshing bed extends from its threshing edge to its second extremity in the flow direction.

The utility model relates to the technical field of crop screening, in particular to a concave grid and a threshing roller, which comprise an arc-shaped frame, the arc-shaped frame comprises a first straight plate, a first arc-shaped plate, a second straight plate and a second arc-shaped plate which are sequentially connected end to end, and the concave grid further comprises a penetrating strip, a plurality of rotating holes are sequentially formed in the first arc-shaped plate and the second arc-shaped plate respectively along arc-shaped paths of the first arc-shaped plate and the second arc-shaped plate, the rotating holes in the first arc-shaped plate and the rotating holes in the second arc-shaped plate are arranged in a one-to-one correspondence mode and jointly install the penetrating strips, and the penetrating strips can rotate in the rotating holes. The concave plate sieve can reduce the breakage rate when materials are sieved.

A residue chopper comprising a housing forming a cutting chamber, a shaft, knives extending from the shaft, a counterknife support, a counterknife, and a fin. The counterknife and fin are attached to the counterknife support, with the fin behind the counterknife. the fin has a blunt side facing against the operating direction. The counterknife support is movable between a first position in which the counterknife extends a minimum predetermined distance into the cutting chamber and the fin is not within the cutting chamber, a second position in which the counterknife extends an intermediate predetermined distance into the cutting chamber and within the cutting volume and the fin is not within the cutting chamber, and a third position in which the counterknife extends a maximum predetermined distance into the cutting chamber and into the cutting volume and the fin extends into the cutting chamber.

This utility model discloses a corn threshing roller and a corn threshing roller assembly, belonging to the technical field of small agricultural threshers, mainly used for corn threshing. The technical problem to be solved by this utility model is to provide a corn threshing roller, including a rotating shaft and a supporting mechanism. A first layer of threshing ribs is arranged on the supporting mechanism with the rotating shaft as the center, and a second layer of threshing ribs is arranged outside the first threshing ribs. The supporting mechanism includes end supports arranged at the ends of the rotating shaft, and the first layer of threshing ribs is arranged between the end supports. The inner side of the first layer of threshing ribs has space for material passage. A corn threshing roller assembly is also provided, including a first and a second threshing roller arranged in parallel, forming a threshing channel between them. The first threshing roller is the aforementioned corn threshing roller, and the second threshing roller includes a second rotating shaft, a second supporting mechanism, and auxiliary threshing ribs. This utility model can improve the threshing rate and threshing efficiency, reduce the breakage rate, and improve the threshing quality.

The invention relates to the technical field of agricultural equipment, in particular to a corn ear and stalk collecting, packaging and film winding all-in-one machine which comprises a frame, a material collecting module and a recycling module are arranged on the frame, the material collecting module comprises a harvesting table, a cab and a grain storage box, and a stalk chopper is installed on the lower portion of the harvesting table; a stalk chopper is arranged on one side of the grain storage box, a stalk crusher connected with the stalk chopper is arranged on one side of the grain storage box, the recycling module comprises a stalk storage box and a packaging machine, a first conveying belt connected with the stalk storage box is arranged at the feeding end of the packaging machine, and a film winding device is arranged at the discharging end of the packaging machine. Compared with a traditional stalk and spike harvesting device, through modular design, stalk cutting, spike and grain separation, straw smashing and packaging and film winding integrated operation is achieved, device switching and manual intervention are reduced, and the straw mildewing risk caused by human errors is reduced.

The invention provides a cleaning device with an adjustable screening behavior suitable for densely-planted corn, and belongs to the field of corn harvesting machinery. Comprising an upper screen box, a shaking plate, a centrifugal fan, a crank connecting rod mechanism and a lower screen box, the centrifugal fan is fixedly connected with a harvester, the shaking plate is arranged above the centrifugal fan, one end of the shaking plate corresponds to a discharging port of a threshing device, the other end of the shaking plate is provided with the upper screen box, and the lower screen box is arranged below the upper screen box. The ends, close to the centrifugal fan, of the upper screen box and the lower screen box are connected through crank connecting rod mechanisms, the crank connecting rod mechanisms are symmetrically arranged on the two sides of the upper screen box and the two sides of the lower screen box, and a structural unit of the vibrating screen with the adjustable screen penetrating behavior is composed of an upper-section screen plate, a middle-section screen plate, a lower-section screen plate and an inclination-angle-adjustable screen plate. The throwing force of the front end area of the vibrating screen on mixture particles and the vertical speed of air flow on the screen are increased, the separation effect of impurities and grains is promoted, the grain penetrating through the screen is improved, and the low-loss and high-cleanliness purposes of corn grain cleaning are achieved.

The utility model discloses a corn husking device, which relates to the field of corn processing, and adopts the technical scheme that the corn husking device comprises a hopper and a conveying line which are arranged on a rack; a discharging opening of the hopper is in butt joint with the upstream end of the conveying line. The conveying line is provided with a plurality of parallel feeding roller sets in the moving direction, each feeding roller set comprises a peeling rotating roller and a conveying rotating roller, and the rotating directions of the peeling rotating rollers and the rotating directions of the conveying rotating rollers are opposite. The peeling roller is provided with a plurality of groups of bulges; the same group of bulges are distributed around the outer circumference of the peeling roller, and an annular groove is formed between the adjacent groups of bulges; the machine frame is provided with a peeling supporting rod, the peeling supporting rod is located on the outer side of the conveying line and extends into the annular groove, and a gap is reserved between the supporting rod and the side wall of the annular groove. Corn husks can be efficiently and fully removed, and the corn husks can be prevented from being accumulated on protrusions of the husking rollers.

The present invention relates to a multifunctional green pepper picking machine, comprising a mobile device, a drying and picking device, a collecting and transmitting device, a screening device and a terminal collecting device; the drying and picking device, the collecting and transmitting device and the screening device are sequentially installed on the mobile device from back to front, and the terminal collecting device is installed on the mobile device and is located below the screening device; the drying and picking device dries pepper grains by microwaves, and picks grains by a picking mechanism that moves axially in a drying cylinder, and outputs pepper grains through a discharge port of the drying cylinder; the collecting and transmitting device transports pepper grains to the screening device by negative pressure adsorption, and the screening device realizes the screening of pepper shells and pepper grains by inner and outer cylinders and two screening rollers, and transports pepper shells and pepper seeds to two storage areas on a straight screen through two outlets; the straight screen vibrates left and right, so that the pepper shells and pepper seeds fall into two spaces in a terminal collecting bin respectively. The present invention realizes the integrated production of drying, picking, shell and seed screening and separate collection.

A drive train (22, 24) for a drive device (20) is disclosed. The drive train (22, 24) comprises an input shaft (28), a hollow shaft (30, 32) connected to the input shaft (28) for drive purposes, and a bevel gear stage (34, 36) connected to the hollow shaft (30, 32) for drive purposes, wherein the bevel gear stage (34, 36) comprises a drive bevel gear (42, 44) and an output bevel gear (46, 48), wherein the drive bevel gear (42, 44) has a gear hub with internal teeth (92, 94) which engages with a first external toothing section (96, 98) extending axially on the hollow shaft (30, 32). The first external toothing area (96, 98) is formed on a first connecting area (102, 106) of the hollow shaft (30, 32).A rotary transmission area (100, 101) of the hollow shaft (30, 32) extends axially adjacent to the first connection area (102, 106), wherein the rotary transmission area (100, 101) forms a rotationally fixed drive connection between the input shaft (28) and the first connection area (102, 106), and wherein the first connection area (102, 106) between the rotary transmission area (100, 101) and the external gearing area (96, 98) is provided with a first recess (114, 118) that defines a predetermined breaking point. Furthermore, a drive device (20) with such a drive train (22, 24) and an agricultural machine with such a drive device (20) are disclosed.

The invention discloses an alfalfa pod shell rapid smashing device, and relates to the technical field of smashing devices, the alfalfa pod shell rapid smashing device comprises a fixing plate, a rack, a lifting unit, a grinding bin, a grinding plate, a spiral through groove and an extrusion unit; the lifting plate is driven by the extrusion unit to ascend and descend; a motor; and the rotating pressing disc is located over the grinding plate, and the outer diameter of the rotating pressing disc is smaller than that of the grinding plate. According to the device disclosed by the invention, the spiral part of an alfalfa pod is clamped into the spiral through groove, so that the rotary pressure plate generates shearing force on the hull of the alfalfa pod, the hull of the alfalfa pod is split, seeds in the pod are separated from the hull, and meanwhile, the seeds are relatively small in size and fall onto the fixed plate from the spiral through groove; and then the lifting unit drives the grinding bin to move upwards, so that the extrusion force of the capsule shells of the fruit pods, which is applied by the rotary pressing disc, is increased, and along with the continuous rotation of the rotary pressing disc, the capsule shells of the fruit pods can be ground, so that the capsule shells are ground and crushed.

The invention relates to the field of agricultural engineering, and discloses a wind power impurity removal type corn ear bract removing device which mainly comprises a front conveying mechanism, a wind power impurity removal mechanism and a peeling mechanism. The front conveying mechanism is located on the front portion of the whole device and comprises a front machine frame, a rotating protrusion, a pressure feeding wheel, a pull-out wheel, a front conveying mechanism side edge transmission system and a front conveying mechanism bottom transmission system. The wind power impurity removal mechanism is positioned at the rear upper part of the whole device and comprises a fan shell, a shell mounting cover, a fan shaft, a fan blade welding part, a negative pressure chamber shell, a knife rest and a crushing knife; the peeling mechanism is located below the wind power impurity discharging mechanism and comprises a rear rack, a peeling roller combination, a peeling roller transmission system, a peeling roller tensioning device, a guide-in wheel, a conveying wheel, a partition plate, a partition plate fixing frame, a partition plate guide-in frame and a conveying wheel transmission system. In order to solve the problem that bracts and grains are mixed in a corn husking device, the bracts are vibrated to be loosened through the front conveying mechanism, husking is conducted through the husking mechanism, the bracts are discharged upwards through the wind power impurity discharging mechanism in the husking process, the grains fall downwards due to the self-weight effect, and separation of the grains and the bracts is achieved.

The utility model provides a threshing cylinder clearance adjusting device and harvester, including concave plate, adjusting mechanism and control mechanism, adjusting mechanism is used for adjusting concave plate clearance, including adjusting lever and rocker arm, rocker arm one end is connected concave plate, adjusting lever rotates to drive rocker arm to adjust concave plate clearance; the control mechanism is connected with the adjusting rod and comprises a driving part for driving the adjusting rod to rotate and a gap value obtaining system for obtaining a gap value, the driving part comprises a connecting arm and an adjusting piece for driving the connecting arm to rotate, and the gap value obtaining system is connected with the adjusting mechanism and obtains the gap value of the lower concave plate; wherein the sensor is used for detecting and acquiring a first gap value of a concave plate gap and converting the first gap value into a first voltage value, and the controller is used for monitoring and judging the first gap value corresponding to the first voltage value. According to the threshing cylinder gap adjusting device and the harvester, operation is easy, the gap value of the lower concave plate can be monitored in real time, and the harvesting efficiency is improved.

The utility model provides a concave plate material uniform distribution guide mechanism and a harvester, the concave plate material uniform distribution guide mechanism comprises a concave plate main body, a baffle plate group, a connecting rod assembly and a driving assembly, and the concave plate main body is provided with a plurality of passing ports; the baffle set comprises a plurality of baffle pieces, the multiple baffle pieces and the multiple passing openings are arranged in a one-to-one correspondence mode, and each baffle piece is rotationally arranged in the corresponding passing opening. The connecting rod assembly comprises a connecting rod and a transmission rod, the connecting rod is connected with the multiple baffle pieces, the first end of the transmission rod is connected with the connecting rod, the driving assembly comprises a driving part and a middle connecting rod, the driving part is connected with the middle connecting rod, and the middle connecting rod is connected with the second end of the transmission rod. According to the concave plate material uniform distribution guide mechanism, the baffle pieces of the baffle set can be independently adjusted to adapt to the harvesting condition of materials, the threshing effect is improved, the effective utilization rate of a separation device is increased, the baffle set can play a role in guiding and uniform distribution of the materials, and the utilization rate and the cleaning effect of a separation chamber are improved.