132results about How to "Improve harvest quality" patented technology

The invention discloses a sugarcane combine-harvester with a novel conveying manner. The sugarcane combine-harvester comprises a machine frame. A spiral branching device, a push-down roller and a cutting table are sequentially arranged at the front end of the machine frame. A walking device is disposed under the machine frame. A level-one roller conveyance and cut-in-section device is mounted at the back of the cutting table. A level-two screen type conveying chain lifting and conveying device is disposed at the back of the level-one roller conveyance and cut-in-section device. A hopper is arranged under the output end of the level-two screen type conveying chain lifting and conveying device. The hopper is connected with a conveying arm. According to the sugarcane combine-harvester with the novel conveying manner, the length of a conveying path on which a whole piece of sugarcane is conveyed in the harvester is reduced, and the problems of blocking in conveying, poor quality, low efficiency and the like caused by the fact that the sugarcane conveying path in the prior art is too long, sugarcane goes out of the path, and sugarcane stems are damaged or broken are resolved. The sugarcane combine-harvester has the advantages of being simple in structure, strong in patch material handling capacity, high in mechanical operation efficiency, good in harvest quality and the like.

The invention relates to a visual navigation driving assisting system for a grain combine harvester. The visual navigation driving assisting system for the grain combine harvester comprises a camera, a grain combine harvester visual navigation path recognition system, a grain combine harvester visual navigation steering control system and a full-hydraulic mechanical steering system. The grain combine harvester visual navigation path recognition system is used for receiving a farmland scene image collected by the camera and performing calculation to obtain navigation path line parameters. The grain combine harvester visual navigation steering control system integrates the navigation path line parameters, harvester steering angle signals and harvester traveling speed signals and then outputs control instructions to the full-hydraulic mechanical steering system matched with the visual navigation driving assisting system. The full-hydraulic mechanical steering system matched with the visual navigation driving assisting system adjusts the steering angle of a rear axle steering wheel according to the control instructions so as to achieve steering control over the grain combine harvester. The visual navigation driving assisting system for the grain combine harvester combines a DSP and a single-chip microcomputer and is low in power consumption, capable of achieving equipment miniaturization, convenient to install and suitable for being popularized and used.

Disclosed is an automatic intelligent deepening controlling system. The automatic intelligent deepening controlling system comprises cantilevers (10), deepening wheel supports (11) sleeving the cantilevers (10), deepening wheels (12) mounted on the deepening wheel supports (11), a control panel, a hydraulic system, an automatic control system and a rotating angle measuring device, wherein the control panel is used for setting preset deepening values of the deepening wheels (12); the hydraulic system comprises a hydraulic oil tank (1), a filter (2), a hydraulic pump (3) and a hydraulic oil cylinder (8); the automatic control system comprises an ECU (electric control unit 4), an electromagnetic proportional directional valve (6), a one-way throttle valve (7) and an electromagnetic reversing valve (9), the electromagnetic proportional directional valve (6) comprises a left-end electromagnet and a right-end electromagnet, and the electromagnetic reversing valve (9) comprises an electromagnet; the rotating angle measuring device is connected with the automatic control system. The automatic intelligent deepening controlling system has the advantages that by means of monitoring the deepening of the deepening wheels in real time, the position of a piston of the hydraulic oil cylinder can be adjusted timely, consistency of the deepening is guaranteed, and high harvesting quality can be obtained.

The invention discloses a cultivation method for konjakc used as commercial konjakc. The method comprises the steps of preparing soil, fertilizing, sowing, managing and harvesting. The method has the beneficial effects that: the steps of preparing soil, fertilizing, sowing, managing and harvesting can be unitedly implemented through special cultivation of the commercial konjac; by united soil preparation, sterilization and fertilization, a soil environment suitable for seed konjac growth can be created, and the occurrence of diseases and insect pests is reduced; the seed konjacs of a uniform specification are intensively cultivated to ensure that the konjac plants grow at the same time, and the overall yield is improved; and the harvesting quality of the commercial konjacs can be improved through the timely harvesting and a harvesting method.

The invention relates to a picking device used in a crop harvester, in particular to a picking head used in a tomato harvester. The picking head comprises a frame, a seedling separator, a contour wheel, a conveying device, a cutting knife mechanism and a shifting fork mechanism. The picking head is characterized in that: the frame is provided with a frame steering mechanism; the frame steering mechanism comprises a rotary sleeve arranged at the rear part of the frame and a rotary shaft; circular connecting plates are arranged at two ends of the rear part of the frame respectively; the frame is connected with a bracket through the rotary sleeve and the rotary shaft; the bracket is a connecting member for connecting the frame and a main truck frame; the middle part of the bracket is hinged with the main truck frame; two ends of the bracket are respectively hinged with the circular connecting plates arranged on the frame; and the two ends of the bracket are respectively connected with the main truck frame through fixed seats. The picking head has the advantages of reasonable structure, few faults, high work efficiency, good harvesting quality, economic efficiency and practicability.

The invention relates to a combine harvester for mountain areas. The front end of an agricultural tricycle (7) is provided with a reel (1), a cutting knife (32), a cutting table (33) and the like; the middle part of the agricultural tricycle (7) is provided with a first-stage conveying groove (3), a second-stage conveying groove (8), a transmission shaft (25) and the like; and the back part of the agricultural tricycle (7) is provided with a thresher drum combination (11), a cleaning and conveying mechanism (12), a grain storage cabin (14), a rear diesel engine (16), a thresher belt pulley, a clutch device (19) and the like. The combine harvester has the advantages of relatively low centre-of-gravity position, high stability, capabilities of walking stably and entirely on tricycle roads of the mountain areas, performing combined harvesting on crops such as wheat and the like on slopes at the angle of less than 20 degrees and realizing mechanical harvesting on the mountain areas and hilly grounds in an ideal way, high harvesting efficiency, good harvesting quality and wide application to intercropping regions and single planting regions on plains.

The invention discloses an automatic adjustment row-controlled device of a peanut combine. The device comprises a supporting frame arranged on a rack. A positioning electric cylinder is arranged on the supporting frame, the positioning electric cylinder is a double-acting electric cylinder, and the left end and the right end of a telescopic rod of the positioning electric cylinder stretch outwards along the left side and the right side respectively and are fixedly connected with corresponding installing frames. Each installing frame is provided with a grain lifter, a divider, a detection device and a digging shovel. The detection devices are used for detecting extrusion force of the two side walls of a furrow between two adjacent ridges and transmitting extrusion force signals to a control system, the control system makes a judgment and controls the positioning electric cylinder to act, and the telescopic rod of the positioning electric cylinder moves left and right to drive the grain lifters, the dividers, the detection devices and the digging shovels on the two installing frames to move left and right synchronously. The device has the advantages that the digging shovels and other working parts on the two installing frames are driven by the positioning electric cylinder to move left and right synchronously, and automatic adjustment row-controlled operation is achieved.

The invention provides a system and a method for mechanical waking control based on ground profiling. The system comprises an ultrasonic sensor, a single chip microcomputer, a display and a three-position four-way electromagnetic valve, wherein the ultrasonic sensor is used for monitoring height of a mechanical chassis of a harvester and transmitting signal to the single chip microcomputer and the display, the single chip microcomputer analyzes the signal and transmits the processed signal to the three-position four-way electromagnetic valve, and control of carrying current or pressure in different directions is achieved by controlling current of the electromagnetic valve.

The invention discloses a riding type tea-leaf picker. A tea-leaf cutting device, a tea-leaf collecting device and a wheel track adjusting device are arranged on a rack, and screw rod mechanisms are vertically arranged on the front sides of two rear stand columns. The tea-leaf cutting device comprises an arc-shaped cutting knife limiting plate and two sawtooth cutting knives which are arranged inan up-down overlapping mode, a cutting knife limiting groove is formed in the front side of the cutting knife limiting plate, the backs of the sawtooth cutting knives are embedded in the cutting knifelimiting groove, elastic baffles are vertically arranged at the two ends of the cutting knife limiting plate of the tea-leaf cutting device, the two ends of the cutting knife limiting plate are arranged on the screw rod mechanisms on the two sides of the rack through the elastic baffles, and the middle of the cutting knife limiting plate is connected with a cutting knife radian adjusting mechanism. By adjusting the shape of the cutting knives, the height of the tea-leaf collecting device and the wheel track, the riding type tea-leaf picker has the advantages of high tea-leaf harvesting quality, small harvesting loss and wide application range, and high practical value is achieved.

The invention discloses a landform simulation sugarcane harvesting machine. The landform simulation sugarcane harvesting machine comprises a harvesting machine main body and a tractor. The harvesting machine main body comprises a sugarcane-lifer assembly, a cutting table assembly, a topper assembly, a hydraulic power system and a harvesting machine hanger bracket. The harvesting machine is characterized in that the sugarcane-lifer assembly comprises a trigonal bracket and a conical spiral device, the conical spiral device is fixedly connected to one side of the trigonal bracket, a cymbiform base is arranged at the bottom of the trigonal bracket, and a sugarcane-lifer swing arm is arranged at the upper end of the trigonal bracket and connected with the harvesting machine hanger bracket. A spring is arranged at the lower end of the outer side edge of the trigonal bracket, and the other end of the spring is connected with the harvesting machine hanger bracket. The cutting table assembly comprises a cutting table cutter disc, cutting table blades, a cutting table swing arm and an air spring, a hemispherical base is arranged at the bottom of the cutting table cutter disc, one end of the cutting table swing arm is connected with the cutting table cutter disc, the other end of the cutting table swing arm is connected with one end of the air spring, and the other end of the air spring is connected with the harvesting machine hanger bracket.

The invention discloses a multifunctional driving type sugarcane intertillage hiller. The hiller comprises a rack and at least two hilling mechanisms. The two hilling mechanisms are distributed in a bilateral symmetry manner and are connected with the rack in a bilateral movement manner; each hilling mechanism comprises a rotary tillage assembly, a soil control assembly, a fertilizing device and ahilling device. Each rotary tillage assembly comprises a gear box and a rotary tillage cutter set, and the rotary tillage cutter set is connected with the gear box; the upper end of each gear box isconnected with the front end of the rack in a left-right moving manner; each soil control assembly is installed on the corresponding gear box and located above the corresponding rotary tillage cutterset; each fertilizing device is mounted on the corresponding gear box and is positioned at the rear upper part of the corresponding soil control assembly; and each hilling device is connected with therack in a left-right moving manner and is positioned at the rear lower part of the corresponding fertilizing device. The hiller can be suitable for different line spacing of sugarcanes, part loss isreduced, and the hilling effect is improved.

The invention provides an auxiliary device for hang-dried jujube harvest. The auxiliary device comprises a dragging and carrying support, a primary collecting transporting unit, a sorting unit, a terminal collecting unit and a storage battery. The dragging and carrying support comprises a dragging and carrying base plate, and the primary collecting transporting unit comprises two transporting mechanisms; each transporting mechanism comprises a conveyer belt, a conveyer belt support and a driving motor, and the two conveyer belt supports are hinged to the rear portion of the dragging and carrying base side by side; a first chute located in the lower side of the each conveyer belt is formed in front of each conveyer belt support, and the sorting unit comprises a sorting screen and a miniature vibrating motor; the sorting screen is located below the outlet ends of the two sorting screens, and the miniature vibrating motor is located on the bottom plane of a feeding port of the sorting screen; and the terminal collecting unit comprises a second chute, a third chute and a collecting box. Through the device, automatic collecting and primary sorting of hang-dried jujubes can be achieved, the harvest efficiency of the hang-dried jujubes is improved, and meanwhile the labor intensity of harvest is also relieved.

The invention relates to a multi-tangential-flow drum corn threshing and cleaning device, and belongs to the field of agricultural machinery. The device comprises a cutting unit, a threshing unit, a cleaning unit and a collecting unit; the cutting unit comprises an auger (1); the threshing unit comprises a pressure feeding device (2), a thumb shifter type feeding device (12), a primary threshing device (9), a main threshing device (4) and a re-threshing device (5) which are successively arranged from front to back; the pressure feeding device (2) is arranged at the rear of the auger (1); and the cleaning unit comprises a shaking sieve (11), a vibrating sieve (6) and a cleaning fan (10). Corns can be peeled, threshed, cleaned, conveyed and collected mechanically in a whole process, the working efficiency is greatly improved, the labor intensity is reduced, meanwhile, the loss ratio, breakage ratio and impurity content are reduced, the corn harvesting quality is improved, and market space is wide.

The invention relates to a profiling seedling cutting and flexible speed reduction type conveying device for a garlic harvester. The conveying device comprises a frame, at least one group of profiling seedling cutting systems, a garlic seedling collection system and a flexible speed reduction type garlic bulb conveying system. Each profiling seedling cutting system comprises a clamping conveying device, a garlic seedling supporting guide rail, a garlic bulb profiling guide rail, stem cutting disc cutters, a hydraulic motor I and a transmission gear group, wherein the garlic seedling supporting guide rail is mounted below an output end of the clamping conveying device, and the garlic bulb profiling guide rail is mounted below the garlic seedling supporting guide rail. The garlic seedling collection system is positioned at a position corresponding to a garlic seedling outlet of the garlic seedling supporting guide rail, and the flexible speed reduction type garlic bulb conveying system is positioned below garlic bulb outlets of the garlic bulb profiling guide rails. The conveying device has the advantages that problems of failure in alignment of garlic bulbs, low cut-off rate, cut nonuniformity and high breakage rate in a conveying process are mainly solved, and the conveying device is applied to garlic combine harvesters to complete profiling seedling cutting of conveyed dug garlic seedlings and flexible speed reduction type conveying of the garlic bulbs after seedling cutting.

The invention relates to the field of agricultural machinery, in particular to a harvesting device suitable for spike-stalk distributary harvesting of highland barley. The harvesting device comprises a frame and a bracket, wherein a reel and a cutter are arranged on the bracket; chain clamping transport mechanisms are arranged between the bracket and the frame and used for conveying stalks, cut off by the cutter and arranged in rows under the action of the reel, toward the frame; a multi-layered free-swinging cutter mechanism for separating the stalks from spikes and crushing the stalks is arranged at the position, below the tail ends of the chain clamping transport mechanisms, on the frame; a stalk conveying mechanism is arranged below the multi-layered free-swinging cutter mechanism; a grass collecting and bundling mechanism is arranged at the tail end of the stalk conveying mechanism; and a spike conveying mechanism is arranged in the position, at the tail ends of the chain clamping transport mechanism, on the frame, and a highland barley spike threshing mechanism is arranged at the tail end of the spike conveying mechanism. The harvesting device is simple in structure and low in cost, can realize harvesting of both grain and grass, and adapts to the characteristics of highland barley spikes, and the threshing efficiency and quality are improved.

The invention discloses a toasted garlic collector, formed by a forward wheel, a flexible sheath, a rotary brush, a beam, a root cutter, a transmission wheel 1, a transmission wheel 2, a toasted garlic outlet, a hydraulic jack, a screen, an upper blade and a lower blade. The invention can be operated by a tractor, a hand tractor or a digger, the wheel can adjust depth, collect toasted garlic anywhere with high speed, low labor strength and improved collecting quality.

A dust fall type peanut picking harvester comprises a chassis, an engine, a cab, a peanut picking table system, an inclined peanut conveying system, a peanut threshing system, a screening system, a fruit collecting system, a peanut vine smashing and conveying system, a fruit box and a dust fall grass collecting box. The peanut picking table system is installed on the front side of the chassis, the inclined peanut conveying system is installed on the chassis, the peanut threshing system and the screening system are both fixedly installed in the middle of the chassis, the fruit collecting system is fixedly installed on the lower side of the middle of the chassis, the peanut vine smashing and conveying system is fixedly installed on the rear side of the middle of the chassis, and a peanut recycling system is fixedly arranged on the lower portion of the rear side of the middle of the chassis. The engine provides power for the peanut picking table system, the inclined peanut conveying system, the peanut threshing system, the fruit collecting system, the peanut vine smashing and conveying system and the peanut recycling system. The peanut picking harvester is scientific in design, smooth in the whole working process, high in efficiency, high in peanut harvesting quality and environmentally friendly in dust falling.